CN208082545U - A kind of Multifunctional rice mill - Google Patents

Abstract

The utility model relates to a multifunctional rice milling machine, which belongs to the technical field of agricultural machinery, and is characterized in that it includes a machine base and a screen; In the cavity of the machine base, a crushing chamber is formed between the screen and the inner wall of the machine base; the two ends of the machine base are provided with relative limit through holes; the opposite limit through holes are inserted with a connecting plate, and the connecting plate It is detachably fixedly connected to one side of the sieve; the machine base is provided with a rice bran inlet that communicates with the crushing chamber. The beneficial effects of the utility model are: easy installation, easy disassembly; and the fixing structure of the screen is simple, the connecting plate is simple to form, and the screen does not need to connect flanges and vertical ribs, which greatly reduces the manufacturing cost and saves energy; The working process is dust-free, clean and environmentally friendly; working in different areas improves production efficiency.

Description

A kind of multifunctional rice milling machine

technical field

The utility model relates to the technical field of agricultural machinery, in particular to a multifunctional rice milling machine.

Background technique

Agricultural machinery such as rice mills and pulverizers are commonly used in screens, and the screens are supported by machine bases. The current machine base has an integrated structure. The support frame and the screen frame composed of the upper flange, the lower flange and the vertical ribs between the two are integrated. When replacing the screen, the entire machine base needs to be disassembled and installed. The cost of replacing wearing parts is high, time-consuming and labor-intensive; and the number of bolts used to fasten the machine base is large, and the assembly time is long. Therefore, the existing screen installation structure is complicated, the processing cost is high, and the assembly is troublesome.

Utility model content

In order to solve the above-mentioned technical problems, a technical solution adopted by the utility model is to provide a multifunctional rice mill to solve the problem of complex installation structure and troublesome assembly of the screen.

The purpose of this utility model is achieved through the following technical solutions: a multi-functional rice milling machine, characterized in that it includes a base and a screen; the base has a cavity, and the lower end of the base is provided with a blanking mouth; the screen is set in the cavity of the machine base, and a crushing chamber is formed between the screen and the inner wall of the machine base; the two ends of the machine base are provided with relative limit through holes; the relative limit through holes A connecting plate is plugged into the hole, and the connecting plate is detachably and fixedly connected to one side of the screen; the machine base is provided with a rice bran inlet communicating with the crushing chamber.

Further, the screen is trapezoidal. Significantly improved screening or crushing effect.

Further, the detachable connection is a screw connection or a rivet connection.

Further, the detachable connection is a screw connection, a backing plate opposite to the connecting plate is arranged between the screw and the screen, and the screw passes through the backing plate and the screen and is screwed to the connecting plate. The backing plate plays the role of protecting the screen.

Further, the discharge port is adapted to the screen. The screen is directly loaded through the discharge port, with a simple structure and easy disassembly and assembly.

Further, a plurality of limiting through holes are opened along the periphery of the screen.

Further, the limiting through hole is a square through hole, and is adapted to the connecting plate.

Further, it also includes a frame, a rice milling chamber and a motor fixed on the frame; the frame is fixed on the frame, and the frame is arranged under the rice milling chamber; a rice milling chamber is fixed in the rice milling chamber A sieve, a rice milling roller is arranged to rotate in the rice milling sieve, and one end of the rice milling roller is connected to the output shaft of the motor; one end of the rice milling chamber has a first feeding port, and the other end has a rice outlet, The bottom of the rice sieve is connected with the rice bran inlet through the rice bran pipe; one end of the base is provided with a mounting hole, and a bearing seat is detachably fixed in the mounting hole; The rotating shaft passes through the bearing seat and is connected with the output shaft of the motor; an exhaust fan located at the front end of the crushing gear plate is installed in the crushing chamber; the discharge port is connected with a rice bran outflow channel.

Further, there is a second feeding port above the rice milling chamber, a crushing channel is formed between the rice milling sieve and the inner wall of the rice milling chamber, and the second feeding port and the rice bran passing pipe are all connected to the crushing channel. The rice milling machine can use the crushing function alone, and the grain directly enters the crushing chamber through the second feeding port and the crushing channel without going through the rice milling chamber, which is more versatile and more flexible.

The beneficial effect of the utility model is: when installing the screen, it is only necessary to place the screen into the cavity of the machine base, then insert the connecting plate, and finally fix the connecting plate and the screen to realize the installation of the screen ; Easy to install, easy to disassemble and assemble, significantly saving manpower; and the fixing structure of the screen is simple, the connecting plate is simple to form, and the screen does not need to connect flanges and vertical ribs, which greatly reduces the manufacturing cost.

Description of drawings

Fig. 1 is the structural representation of machine base and screen cloth;

Fig. 2 is the exploded structural diagram of support and screen cloth;

Fig. 3 is the side view of support and screen cloth;

Fig. 4 is the structural representation of the utility model embodiment;

Fig. 5 is a side partial schematic diagram of an embodiment of the utility model;

In the figure: 11-machine base, 12-screen, 13-crushing chamber, 14-limiting through hole, 15-connecting plate, 16-screw, 17-backing plate, 18-rice bran inlet;

21-screening area, 22-crushing area, 23-comprehensive area, 24-forced crushing area;

31-frame, 32-rice milling chamber, 33-motor, 34-rice milling sieve, 35-rice milling roller, 36-first feeding port, 37-second feeding port, 38-rice outlet, 39 - rice bran passing pipe, 40 - bearing seat, 41 - rice bran outflow channel, 42 - pulverizing rotary toothed disc, 43 - outer diameter of rotation, 44 - installation hole, 45 - exhaust fan.

Detailed ways

The utility model is further described below, but the protection scope of the utility model is not limited to the following description.

As shown in Figures 1 to 5, a multifunctional rice mill is characterized in that it includes a base 11 and a screen 12; the base 11 has a cavity, and the lower end of the base 11 is provided with a blanking port The screen 12 is arranged in the cavity of the machine base 11, and the crushing chamber 13 is formed between the screen 12 and the inner wall of the machine base 11; the two ends of the machine base 11 are provided with relative limiting through holes 14; A connecting plate 15 is plugged into the relative limiting through hole 14, and the connecting plate 15 is detachably and fixedly connected to one side of the screen 12;

When the screen cloth 12 is installed, it can be opened at the upper end of the machine base 11, and is detachably connected with a cover, the screen cloth 12 is loaded through the opening, and the two ends of the machine base 11 can also be set as end plates that can be detachably connected. Screen cloth 12 is loaded into from the end of support 11 during this time. The rice bran inlet 18 is opened at an end of the support 11, or is provided at the top of the support 11.

When installing the screen 12, just put the screen 12 into the cavity of the machine base 11, then insert the connecting plate 15, and finally fix the connecting plate 15 and the screen 12 to realize the installation of the screen 12; Easy to install, easy to assemble and disassemble, and significantly save manpower; and the fixing structure of the screen 12 is simple, the forming of the connecting plate 15 is simple, and the screen 12 does not need connecting flanges and vertical ribs, which greatly reduces manufacturing costs and saves energy. And the rice milling machine has a crushing chamber 13, in addition to the traditional rice milling function, the present embodiment can also realize the crushing function, with more functions.

The connecting plate 15 extends from one end of the machine base 11 to the other end, and the two ends of the connecting plate 15 are inserted into two opposite limiting through holes 14 .

The screen 12 is trapezoidal. Significantly improved screening or crushing effect. The upper end of the screen cloth 12 is open, and the upper end of the crushing chamber 13 is closed by the upper wall of the machine base 11 . In addition, the screen 12 can be a continuous annular structure, the periphery of the crushing chamber 13 is closed by the screen 12 , and the two ends are closed by the two side walls of the machine base 11 .

The currently commonly used sieve 12 is a cylindrical structure, and the grain will rotate with the crushing toothed disc 42. When the rotational speed of the grain and the crushing toothed disc 42 are consistent, it will not play the role of crushing and screening, resulting in crushing and grinding. The screening is not thorough and the efficiency is low. As shown in Figure 3, the present embodiment adopts trapezoidal screen 12, and when the crushing chamber 13 is working, because the distance between the trapezoidal screen 12 and the rotating outer diameter 43 of the pulverizing rotary toothed disc 42 is not consistent, the lower screening area 21, the middle and the lower end will be formed. The crushing zone 22, the upper comprehensive zone 23, and the forced crushing zone 24 at the top. The sieve 12 in the crushing area 22 is closer to the outer diameter 43 of the rotation of the crushing toothed disc 42 to realize the crushing function; The gap between the sieve 12 and the rotating outer diameter 43 of the crushing rotary toothed disc 42 in the screening area 21 is relatively large, and the crushing function is further realized, the crushing is more thorough, and the rice bran is more uniform; The movement is screened by the sieve 12 to realize the screening function. In the comprehensive area 23, the relative gap between the screen 12 and the rotating outer diameter 43 of the crushing rotary toothed disc 42 is the largest, and the material that cannot pass through the screen 12 in the first screening enters the comprehensive area 23 to be evenly distributed and re-grinded. Ensure that the grain is in full contact with the crushing toothed disc 42 and the screen 12, and work in different areas, significantly improving the efficiency of crushing and screening, and greatly improving production efficiency; the traditional rice mill has poor crushing effect, uneven crushing, and crushing For incomplete coarse materials, in order to avoid damage to the motor, the crushing function can only be achieved by increasing the motor configuration, but this embodiment has a crushing area 22 and a forced crushing area 24, the crushing is more thorough, the rice bran is more uniform, and only requires less power The motor can realize the crushing function, which requires less power for the motor and saves energy.

The detachable connection is a screw 16 connection or a rivet connection. Easy to assemble and disassemble.

The detachable connection is a screw 16 connection, and a backing plate 17 opposite to the connecting plate 15 is arranged between the screw 16 and the screen 12 , and the screw 16 is screwed to the connecting plate 15 through the backing plate 17 and the screen 12 . Backing plate 17 reduces the pressure that screw 16 squeezes screen cloth 12, plays the effect of protecting screen cloth 12. Screw holes matching the screws 16 are provided on the connecting plate 15 .

The discharge port is compatible with the screen 12 . The blanking port not only plays the role of blanking, but also plays the role of loading the screen 12, and the screen 12 is directly loaded through the blanking port, which has a simple structure and is easy to disassemble.

A plurality of limiting through holes 14 are opened along the periphery of the screen 12 . In this embodiment, four are provided, one is respectively provided on both sides of the opposite screen cloth 12, and two are provided at the lower end of the opposite screen cloth 12. And in order to facilitate dismounting screw 16, connecting plate 15 on both sides is arranged on the outside of screen cloth 12, and screw 16 is screwed into connecting plate 15 from inside to outside, and two connecting plates 15 of lower end are arranged on the inboard of screen cloth 12, and screw 16 Screw in the connecting plate 15 from bottom to top.

The limiting through hole 14 is a square through hole, and fits with the connecting plate 15 . The fixing of the connecting plate 15 is more reliable.

Also comprise frame 31, be fixed on the rice milling chamber 32 and motor 33 on frame 31; Described frame 11 is fixed on frame 31, and frame 11 is arranged on the below of rice milling chamber 32; Described rice milling The rice milling sieve 34 is fixed in the chamber 32, and the rice milling sieve 34 is rotated to be provided with a rice milling roller 35, and one end of the rice milling roller 35 is connected with the output shaft transmission of the motor 33; Material port 36, the other end has rice outlet 38, the bottom of described rice milling sieve 34 is communicated with rice bran inlet 18 through rice bran passing pipe 39; A bearing seat 40 is fixed; a crushing toothed disc 42 is arranged to rotate in the crushing chamber 13, and the rotating shaft of the crushing toothed disc 42 passes through the bearing seat 40 and is connected with the output shaft of the motor 33; the crushing chamber 13 is equipped with The exhaust fan 45 located at the front end of the pulverizing rotary toothed disc 42; the rice bran outflow channel 41 is connected to the discharge opening.

The exhaust fan 45 is coaxial with the crushing toothed disc 42, and rotates simultaneously under the drive of the motor 33, so that the rice bran can be sucked into the crushing chamber 13 smoothly, and an air flow is provided for the rice bran in the crushing chamber 13 to accelerate the separation between the rice bran and the crushing rotary toothed disc 42. Impact, improve crushing and screening efficiency. The rice bran outflow channel 41 is connected with a polybag, and the whole rice milling and crushing process is carried out in a closed environment without dust, which is environmentally friendly and pollution-free. The crushing toothed disc 42 is put into the crushing chamber 13 through the installation hole 44, and the rotating shaft of the crushing rotary toothed disc 42 rotates in the bearing seat 40, and a rolling bearing is arranged between the bearing seat 40 and the rotating shaft of the crushing rotary toothed disc 42, and the bearing seat 40 is closed. The role of the mounting hole. In this embodiment, the rice bran inlet 18 is arranged on the side opposite to the installation hole 44 on the machine base 11 .

The top of the rice milling chamber 32 also has a second feeding port 37, a crushing channel is formed between the rice milling screen 34 and the inner wall of the rice milling chamber 32, and the second feeding port 37 and the rice bran passing pipe 39 are all communicated with the crushing channel . As shown in FIG. 4 , the direction of the arrow is the direction in which the rice bran passes through the second feeding port 37 , the pulverizing channel and the rice bran passing pipe 39 in sequence. Present rice milling machine also can realize pulverizing function when rice milling, grain must first pass through rice milling chamber 32, enters pulverizing chamber 13 again, can not use as pulverizer alone. The rice milling machine adopted in this embodiment can use the crushing function alone, and the grain directly enters the crushing chamber 13 through the second feeding port 37 and the crushing passage without passing through the rice milling chamber 32, and can be used to crush grains such as corn and wheat. Broader and more flexible applications.

The above is only a preferred embodiment of the utility model, and is not intended to limit the utility model. For those skilled in the art, there can be various modifications and changes within the spirit and principles of the utility model, which are equivalent Variations or replacements, etc., are all included within the protection scope of the present utility model.

Claims (9)

1. a kind of Multifunctional rice mill, it is characterised in that：Including engine base and sieve；There is cavity, under engine base in the engine base End offers blanking port；Sieve is arranged in the cavity of engine base, and forms pulverizing chamber between sieve and the inner wall of engine base；The machine The both ends of seat offer opposite limiting through hole；Connecting plate is plugged in the opposite limiting through hole, connecting plate is detachably solid Surely it is connected to the side of sieve；The rice bran entrance communicated with pulverizing chamber is offered on the engine base.

2. Multifunctional rice mill according to claim 1, it is characterised in that：The sieve is trapezoidal.

3. Multifunctional rice mill according to claim 1, it is characterised in that：It is described to be detachably connected as screw connection or riveting Nail connection.

4. Multifunctional rice mill according to claim 3, it is characterised in that：It is described to be detachably connected as screw connection, spiral shell The nail backing plate opposite with connecting plate with being provided between sieve, screw pass through backing plate and sieve to be bolted in connecting plate.

5. Multifunctional rice mill according to claim 1, it is characterised in that：The blanking port is adapted with sieve.

6. Multifunctional rice mill according to claim 1, it is characterised in that：The limiting through hole opens up around sieve Have multiple.

7. Multifunctional rice mill according to claim 6, it is characterised in that：The limiting through hole is square through hole, and with Connecting plate is adapted.

8. according to the rice mill described in claim 1~7 any one, it is characterised in that：Further include rack, is fixed on the rack Husk rice room and motor；The engine base is fixed on the rack, and engine base is arranged in the lower section of husk rice room；It is fixed in the husk rice room There is rice milling sieve, rotated in rice milling sieve and be provided with rice milling roller, one end of rice milling roller and the output shaft of motor are sequentially connected；The husk rice There is first charging aperture, the other end to have rice output outlet for room one end, and the lower section of the rice milling sieve is crossed pipe by rice bran and entered with rice bran Mouth connection；One end of the engine base offers mounting hole, and bearing block is removably fixed in mounting hole；Rotation in the pulverizing chamber It is provided with crushing and turns fluted disc, crush and turn the shaft of fluted disc and be pierced by bearing block and the output shaft of motor is sequentially connected；The pulverizing chamber The extractor fan for turning fluted disc front end positioned at crushing is inside installed；The blanking port is connected with rice bran efferent tract.

9. rice mill according to claim 8, it is characterised in that：The top of the husk rice room also has second charging aperture, It is formed between rice milling sieve and the inner wall of husk rice room and crushes channel, second charging aperture, rice bran cross Guan Junyu and crush channel connection.