CN202823850U - Translation automatic screen - Google Patents

Abstract

The utility model discloses a translational automatic sieve, which comprises a frame, a detachable vacuum cleaner, a sieve plate, a screen mesh, a bearing seat, a reducer, an eccentric wheel and a motor; the reducer, the eccentric wheel and the motor are arranged on In the frame; the motor is connected with the input shaft of the reducer, and the output shaft of the reducer is connected with the eccentric wheel; the bearing seat is installed at the bottom of the sieve plate, and the bearing seat is connected with the The eccentric wheels are connected to each other through shafts, and the eccentric wheels drive the sieve tray to do translational rotation; the screen mesh is connected to the sieve tray, the vacuum cleaner is arranged on the upper part of the sieve tray, A material inlet is provided above the plate, and a slope is provided below, and a discharge port with a switch matched with the slope is provided on the side of the lowest part of the slope. The utility model has the advantages of wide application range, simple and compact structure, stable operation, low noise, good dust treatment and low energy consumption.

Description

Translational automatic sieve

technical field

The utility model belongs to the field of grain industry tools, in particular to a translational automatic sieve. the

Background technique

In the grain industry, crops such as wheat, rice, chestnut, and sesame often need to be screened and graded. Most of the existing automatic screens are vibrating screens and drum screens. The existing vibrating screen or trommel screen has the defects of high noise, large dust, complex structure and high energy consumption. the

Contents of the invention

In order to solve the problems of large noise, large dust, complex structure and high energy consumption in the existing automatic sieve, the utility model provides a translational automatic sieve. the

The technical scheme that the utility model adopts is:

The translational automatic screen is characterized in that it includes a frame, a detachable vacuum cleaner, a sieve plate, a screen, a bearing seat, a reducer, an eccentric wheel and a motor; the reducer, the eccentric wheel and the motor are arranged on the machine In the frame; the motor is connected with the input shaft of the reducer, and the output shaft of the reducer is connected with the eccentric wheel; the bearing seat is installed at the bottom of the sieve tray, and the bearing seat is connected with the eccentric The wheels are connected to each other through shafts, and the eccentric wheel drives the sieve plate to do translational rotation; There is a material inlet, and a slope is provided at the bottom, and a discharge port with a switch matched with the slope is provided on the side of the lowest part of the slope. the

Further, the sieve tray is divided into three layers, which are the upper sieve tray, the middle layer of the sieve tray and the lower sieve tray, and the adjacent sieve trays are connected by connecting parts (knob screw, bolt, pin, etc.) to facilitate disassembly and maintenance And remove waste; when the type of screened material changes and the screen needs to be changed, remove the screen and replace it with a suitable one to use it again. the

Further, the upper and lower ends of the middle layer of the sieve tray are provided with screens. the

Further, the screen mesh at the upper end of the middle layer of the sieve tray is larger than the mesh at the lower end, which acts as a coarse sieve, and the mesh at the lower end is precisely set according to the size requirements of the material. If necessary, more layers of screens can be set, as long as the meshes of the screens decrease in order from top to bottom, and the bottom layer of meshes can be set to the required value. The shape of the mesh can be changed according to the shape of the material, and the shapes such as circular, rectangular, and combined shapes can be used as long as they meet the screening requirements. the

Further, a feed inlet is provided above the upper sieve tray, a slope is provided below the lower sieve tray, and a discharge port with a switch matched with the slope is provided on the side of the lowest part of the slope. The discharge port can be connected with the collection device or the production line and the conveying line. the

Further, the bottom of the lower sieve tray is provided with three uniformly distributed circular platforms and a central circular platform, and the three uniformly distributed circular platforms and the central circular platform are respectively equipped with bearing seats. the

Further, the bottoms of the three evenly distributed round tables and the central round table are provided with through holes, and the sieve tray and the bearing seat are connected by screws through the through holes; The corresponding bearing seat is connected with the built-in bearing seat on the frame through a connecting rod and a shaft, and the bearing seat corresponding to the central circular platform is connected with the eccentric wheel through a shaft. the

Further, the three evenly distributed circular frustums are located near the midpoint of the outer radius of the lower sieve tray. the

Further, the eccentric wheel is provided with two holes, and the holes are respectively used to install the output shaft of the reducer and the shaft connected to the bearing seat. the

Further, two holes are provided at both ends of the connecting rod, and the holes are respectively used for installing the shaft connected to the rack and the shaft connected to the bearing seat; two threaded holes are provided on both sides, and the threaded holes are used for installing the flat head screws. the

In the utility model, two vacuum cleaners are arranged on the upper sieve tray, which are used to suck away dust and sundries after screening and discharging the screened materials. The collectors of the vacuum cleaners are set to be detachable. After collecting for a certain period of time, remove the collector to discharge the collected dust and other sundries. the

In the utility model, the motor needs to be connected with the reducer, and then drive the eccentric wheel and the sieve disc to rotate, and the motor can also drive a chain or a pulley to drive, and the transmission mode is not limited. the

The beneficial effects of the utility model are reflected in the following aspects: wide application range, simple and compact structure, stable operation, low noise, good dust treatment and low energy consumption. the

Description of drawings

Figure 1 is a schematic diagram of the overall structure of the utility model translational automatic screen. the

Fig. 2 is a schematic structural view of the small round platform at the bottom of the lower sieve tray of the present invention. the

Fig. 3 is a structural schematic diagram of the connecting rod of the present invention. the

Detailed ways

With reference to Fig. 1, translation automatic sieve is characterized in that: comprise frame 11, detachable vacuum cleaner 2, sieve tray, screen cloth 4, bearing seat 7, speed reducer 10, eccentric wheel 16 and motor 18; The gear 10, the eccentric wheel 16 and the motor 18 are arranged in the frame 11; the motor 18 is connected with the input shaft of the speed reducer 10, and the output shaft 17 of the speed reducer 10 is connected with the eccentric wheel 16; The bearing seat 7 is installed at the bottom of the sieve tray, and the bearing seat 7 and the eccentric wheel 16 are connected to each other through a shaft 8, and the eccentric wheel 16 drives the sieve tray to perform translational rotation; the screen mesh 4 Connected to the sieve tray, the vacuum cleaner 2 is set on the upper part of the sieve tray, a feed inlet 1 is provided above the sieve tray, and a slope is provided below, and the lowest side of the slope is provided with the slope Matching discharge port 13 with switch 14. the

Further, the sieve tray is divided into three layers, which are the upper sieve tray 3, the middle layer 5 of the sieve tray and the lower sieve tray 6, and the adjacent sieve trays are connected by connecting parts 12 (knob screw, bolt, pin, etc.), In order to facilitate disassembly and maintenance and waste removal; when the type of screened material changes and the screen 4 needs to be changed, the screen 4 is removed and replaced with a suitable one to be used again. the

Further, the upper and lower ends of the middle layer 5 of the sieve tray are provided with screens 4 . the

Further, the screen mesh at the upper end of the middle layer 5 of the sieve tray is larger than the screen mesh at the lower end, which acts as a coarse sieve, and the mesh at the lower end is precisely set according to the size requirements of the material. If necessary, more layers of screens can be set, as long as the meshes of the screens decrease in order from top to bottom, and the bottom layer of meshes can be set to the required value. The shape of the mesh can be changed according to the shape of the material, and the shapes such as circular, rectangular, and combined shapes can be used as long as they meet the screening requirements. the

Further, the top of the upper sieve tray 3 is provided with a feed inlet 1, and the bottom of the lower sieve tray 6 is provided with a slope. Port 13, and the discharge port 13 can be connected with the collection device or the production line or the conveying line. the

Further, the bottom of the lower sieve tray 6 is provided with three uniformly distributed circular platforms 19 and a central circular platform 20, and the three uniformly distributed circular platforms 19 and the central circular platform 20 are respectively equipped with bearing seats 7. the

Further, the bottoms of the three evenly distributed round platforms 19 and the central round platform 20 are provided with through holes 21, through which the screws pass through the through holes 21 to connect the sieve tray and the bearing seat 7; with the three The bearing seat 7 corresponding to each evenly distributed round platform 19 is connected with the built-in bearing seat 22 on the frame 11 through the connecting rod 9 and the shaft 8, and the bearing seat 7 corresponding to the central round platform 20 is connected with the eccentric through the shaft 8 Wheel 16 is connected. the

Further, the three evenly distributed circular platforms 19 are located near the midpoint of the outer circle radius of the lower sieve tray 6 . the

Further, the eccentric wheel 16 is provided with two holes, which are respectively used for installing the output shaft 17 of the reducer 10 and the shaft 8 connected with the bearing housing 7 . the

Further, the two ends of the connecting rod 9 are provided with two holes, and the holes are respectively used to install the shaft 8 connecting the frame 11 and the shaft 8 connecting the bearing seat 7; two threaded holes are provided on both sides, and the threaded holes Used to install the grub screw 15. the

In the present utility model, two vacuum cleaners 2 are arranged on the upper sieve tray 3, and are used to suck away dust and sundries after screening and discharging the screened materials. The collectors of the vacuum cleaners 2 are set to be Disassembly, after collecting for a certain period of time, remove the collector to discharge the collected dust and other sundries. the

In the utility model, the motor 18 needs to be connected with the reducer 10, and then drives the eccentric wheel 16 and the sieve disc to rotate, and the motor 18 can also drive a chain or a pulley to drive, and the transmission mode is not affected by limit. the

The content described in the embodiments of this specification is only an enumeration of the implementation forms of the inventive concept. The protection scope of the present utility model should not be regarded as limited to the specific forms stated in the embodiments. The protection scope of the present utility model also includes this invention. Equivalent technical means that those skilled in the art can think of based on the inventive concept. the

Claims (10)

1. The translational automatic screen is characterized in that: it includes a frame, a detachable vacuum cleaner, a sieve plate, a screen, a bearing seat, a reducer, an eccentric wheel and a motor; the reducer, the eccentric wheel and the motor are located in the In the frame; the motor is connected with the input shaft of the reducer, and the output shaft of the reducer is connected with the eccentric wheel; the bearing seat is installed at the bottom of the sieve plate, and the bearing seat is connected with the The eccentric wheels are connected to each other through shafts, and the eccentric wheels drive the sieve tray to do translational rotation; the screen mesh is connected to the sieve tray, the vacuum cleaner is arranged on the upper part of the sieve tray, A material inlet is provided above, a slope is provided below, and a discharge port with a switch matched with the slope is provided on the side of the lowest part of the slope. 2. The translational automatic sieve according to claim 1, characterized in that: the sieve tray is divided into three layers, namely the upper sieve tray, the middle layer of the sieve tray and the lower sieve tray, and the adjacent sieve trays are connected by file connection. 3. The translational automatic sieve according to claim 2, characterized in that: the upper and lower ends of the middle layer of the sieve tray are provided with screens. 4. The translational automatic sieve according to claim 3, characterized in that: the screen mesh at the upper end of the middle layer of the sieve tray is larger than the screen mesh at the lower end. 5. The translational automatic sieve according to claim 4, characterized in that: a feed inlet is provided above the upper sieve tray, a slope is provided below the lower sieve tray, and a slope is provided on the side of the lowest part of the slope. A discharge opening with a switch cooperating with the slope. 6. The translational automatic sieve according to claim 5, characterized in that: the bottom of the lower sieve tray is provided with three evenly distributed round tables and a central round table, and the three evenly distributed round tables and the central round table are respectively Bearing housings are installed. 7. The translational automatic sieve according to claim 6, characterized in that: the bottoms of the three evenly distributed circular platforms and the central circular platform are provided with through holes, and the sieve tray is screwed through the through holes by screws. It is connected with the bearing seat; the bearing seat corresponding to the three evenly distributed round tables is connected with the built-in bearing seat on the frame through the connecting rod and the shaft, and the bearing seat corresponding to the central round table is connected with the shaft and the The above eccentric connection. 8. The translational automatic sieve according to claim 7, wherein the three evenly distributed circular tables are located near the midpoint of the outer radius of the lower sieve tray. 9. The translational automatic screen according to claim 8, characterized in that: the eccentric wheel is provided with two holes, and the holes are respectively used for installing the output shaft of the reducer and connecting the shaft of the bearing seat. axis. 10. The translational automatic sieve according to claim 7, wherein two holes are provided at both ends of the connecting rod, and the holes are respectively used for installing the shaft connected to the frame and the shaft connected to the bearing seat; Two threaded holes are provided on the side, and the threaded holes are used for installing flat head screws. the

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