Automatic rice polishing machine

Abstract

The utility model discloses an automatic rice polishing machine which comprises a processing bin and a feeding hopper communicated with the processing bin, and a processing piece for rice polishing is arranged on the processing bin. The treatment part comprises a driving motor fixedly connected to the treatment bin, an output shaft of the driving motor is fixedly connected with a rotating shaft with one end penetrating and extending to the inner side of the treatment bin, the outer side of the rotating shaft is slidably connected with a sleeve, and the lower end of the sleeve is rotatably connected with a screen slidably connected into the treatment bin. According to the rice polishing device, the scattering rod and the screening plate which are located in the polishing barrel can conduct rotating scattering treatment on fed rice, so that the rice falling to the position below the polishing barrel can be polished more evenly in a particle shape, and the polishing effect is improved; and the supporting plate can be repeatedly jacked up through the cam to drive the sleeve and the screening plate to vibrate, so that the possibility of blockage of the rice in the scattering process is reduced, and the rice processing efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to rice processing technical field especially relates to an automatic rice polishing machine. BACKGROUND

[0002] Polishing is an important procedure in rice finishing, and the essence of rice polishing is a kind of humidification and rubbing process, which is to polish the white rice meeting certain accuracy after being soaked in water and wetted, so that the rice is crystal clear and clean, and the rice does not adhere to bran, thereby improving its storage performance and increasing its commercial value.

[0003] In the polishing process, the rice stored is usually put into the polishing machine for polishing, but due to reasons such as moisture or improper storage, the rice is prone to stick and clump during storage. If the clumped or bunched rice is put into the polishing machine from the feeding port, it will lead to incomplete or uneven polishing of part of the rice, thereby affecting the polishing effect. Therefore, an automatic rice polishing machine is proposed to solve the above problems. SUMMARY

[0004] (I) Utility model purpose

[0005] To solve the technical problems in the background art, the utility model provides an automatic rice polishing machine, which can vibrate and scatter the rice in the feeding hopper before polishing through the treatment part on the treatment bin, thereby improving the polishing effect.

[0006] (II) Technical scheme

[0007] The utility model provides an automatic rice polishing machine, which comprises a treatment bin and a feeding hopper connected to the treatment bin, and a treatment part for rice polishing is arranged on the treatment bin.

[0008] The treatment part comprises a driving motor fixedly connected to the treatment bin, an output shaft of the driving motor is fixedly connected to a rotating shaft penetrating through one end and extending to the inside of the treatment bin, a sleeve is slidably connected to the outside of the rotating shaft, a screen is rotatably connected to the lower end of the sleeve and slidably connected to the inside of the treatment bin, a supporting ring is fixedly connected to the inner wall of the treatment bin, a polishing cylinder is rotatably connected to the inside of the sleeve and located outside the supporting ring, a screening plate is rotatably connected to the outside of the polishing cylinder and located inside the screening plate, screening holes are formed in the screening plate, a conical block is fixedly connected to the outside of the sleeve and located above the screening plate, a scattering rod is fixedly connected to the outside of the conical block, a supporting plate is rotatably connected to the upper end of the sleeve and extends to the inside of the treatment bin, and a limiting strip is fixedly connected to the outside of the rotating shaft and extends to the inside of the sleeve.

[0009] The inner wall of the processing bin is provided with a driving member for driving the polishing cylinder and the support plate, the polishing cylinder is driven to rotate stably by the driving member, and the support plate is driven to oscillate along the vertical horizontal plane;

[0010] The inner wall of the processing bin is provided with a support member for stably oscillating the support plate.

[0011] Preferably, the lower end of the polishing cylinder is conical, the outer side of the polishing cylinder is fixedly connected with a limiting ring extending to the inside of the support ring, and the inner wall of the support ring is provided with an annular groove matched with the limiting ring.

[0012] Preferably, the inner wall of the sleeve is provided with a rectangular groove matched with the limiting strip, the number of the limiting strips is two, and the two limiting strips are symmetrically distributed on the rotating shaft.

[0013] Preferably, the plurality of screening holes are annularly and equidistantly distributed on the screening plate, and the screen is obliquely distributed.

[0014] Preferably, the driving member comprises a rotating motor fixedly connected to the inner wall of the processing bin, the output shaft of the rotating motor is fixedly connected with a bevel gear, the outer side of the polishing cylinder is fixedly connected with a rack engaged with the bevel gear at one end, and the output shaft of the rotating motor is fixedly connected with a cam located below the support plate.

[0015] Preferably, the support member comprises a vertical rod, the inner wall of the processing bin is provided with a groove, the vertical rod is fixedly connected to the inner side of the groove, the end of the support plate away from the sleeve extends to the inner side of the groove and is penetrated by the vertical rod, and a spring is fixedly connected between the end of the support plate located on the inner side of the groove and the inner side of the groove.

[0016] Preferably, one side of the processing bin is provided with a discharge port located above the screen, the other side of the processing bin is provided with a slag discharge port located below the screen, and the inner bottom wall of the processing bin is obliquely arranged.

[0017] Compared with the prior art, the above technical scheme of the utility model has the following beneficial technical effects:

[0018] 1、The automatic rice polishing machine, the scattering rod and the screening plate in the polishing cylinder can rotate and scatter the input rice, so that the rice falling below the polishing cylinder can be more uniformly polished in a granular form, thereby improving the polishing effect, and the rotating motor can repeatedly lift the support plate through the cam during the rotation of the polishing cylinder, so as to drive the sleeve and the screening plate to vibrate, thereby reducing the possibility of clogging of the rice during the scattering process and improving the rice processing efficiency.

[0019] 2、The sleeve can drive the screen mesh at the lower end to vibrate when driving the screening plate to vibrate, so that the polished rice with relatively complete particles can be discharged through the discharge port, thereby improving the rice processing quality. BRIEF DESCRIPTION OF DRAWINGS

[0020] Figure 1 It is a whole structure perspective view of the utility model;

[0021] Figure 2 It is a whole structure perspective view of the utility model;

[0022] Figure 3 It is a processing piece structure perspective view of the utility model;

[0023] Figure 4 It is a whole structure perspective view of the utility model Figure 2 It is an enlarged view of A in the middle.

[0024] Reference signs: 1, processing bin; 2, feed hopper; 3, processing piece; 31, driving motor; 32, support ring; 33, screen mesh; 34, polishing cylinder; 35, rotating shaft; 36, limiting strip; 37, scattering rod; 38, screening plate; 39, bevel gear; 310, limiting ring; 311, sleeve; 312, screening hole; 313, rotating motor; 314, cam; 315, bevel gear; 316, conical block; 317, groove; 318, vertical rod; 319, spring; 320, support plate; 4, discharge port; 5, slag discharge port. DETAILED DESCRIPTION

[0025] In order to make the purpose, technical scheme and advantages of the utility model more clear and obvious, the utility model is further described in detail below in combination with specific implementation manners and with reference to the drawings. It should be understood that these descriptions are only exemplary and are not intended to limit the scope of the utility model. In addition, in the following description, the description of known structures and technologies is omitted to avoid unnecessary confusion of the concept of the utility model.

[0026] In the description of the utility model, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the utility model. In addition, the terms "first" and "second" are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0027] In the description of the utility model, it needs to be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "provided with", "connection" and the like should be understood broadly, for example, "connection" can be fixed connection, welding, riveting, bonding and the like, or detachable connection, threaded connection, key connection, pin connection and the like, or integrally connected; can be mechanical connection, or electrical connection; can be directly connected, or indirectly connected through an intermediate medium, or the communication inside two elements. For ordinary skilled persons in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0028] As Figures 1-4 Indicated, the utility model provides a kind of automatic rice polishing machine, including processing bin 1 and the feeding hopper 2 being communicated on processing bin 1, processing bin 1 is provided with rice polishing processing piece 3.

[0029] In the utility model, the polishing uniformity and polishing effect in the polishing process of rice can be improved by the processing piece 3 on the processing bin 1 to the vibration of the rice before polishing scattering.

[0030] In an alternative embodiment, the processing piece 3 includes a drive motor 31 fixedly connected to the processing bin 1, the output shaft of the drive motor 31 is fixedly connected to a rotating shaft 35 extending through one end to the inside of the processing bin 1, the outside of the rotating shaft 35 is slidingly connected to a sleeve 311, the lower end of the sleeve 311 is rotatably connected to a screen 33 slidingly connected inside the processing bin 1, the inner wall of the processing bin 1 is fixedly connected to a support ring 32, the inner side of the support ring 32 is rotatably connected to a polishing cylinder 34 located outside the sleeve 311, the outside of the sleeve 311 is rotatably connected to a screening plate 38 located inside the polishing cylinder 34, the screening plate 38 has a screening hole 312, the outside of the sleeve 311 is fixedly connected to a conical block 316 located above the screening plate 38, the outside of the conical block 316 is fixedly connected to a scattering rod 37, the upper end of the sleeve 311 is rotatably connected to a support plate 320 extending to the inside of the processing bin 1, the outside of the rotating shaft 35 is fixedly connected to a limiting strip 36 extending to the inside of the sleeve 311.

[0031] In this embodiment, the scattering rod 37 and the screening plate 38 located inside the polishing cylinder 34 can rotate and scatter the input rice, so that the rice falling below the polishing cylinder 34 can be polished more uniformly in granular form to improve the polishing effect. The rotating motor 313 can also repeatedly lift the support plate 320 through the cam 314 during the rotation of the polishing cylinder 34 to drive the sleeve 311 and the screening plate 38 to vibrate, thereby reducing the possibility of clogging during the scattering process and improving the rice processing efficiency.

[0032] It should be noted that the inner wall of the processing bin 1 is provided with a driving member for driving the polishing cylinder 34 and the support plate 320, and the polishing cylinder 34 is driven to rotate stably by the driving member, and the support plate 320 is driven to oscillate along the vertical horizontal plane.

[0033] The upper end and the lower end of the sleeve 311 are rotatably connected with the support plate 320 and the screen 33 respectively through bearings.

[0034] The lower end of the polishing cylinder 34 is conical, and the outer side of the polishing cylinder 34 is fixedly connected with a limiting ring 310 extending into the inside of the support ring 32, and the inner wall of the support ring 32 is provided with an annular groove matched with the limiting ring 310, so that the support ring 32 supports the polishing cylinder 34 to rotate stably through cooperation with the limiting ring 310.

[0035] In addition, the inner wall of the sleeve 311 is provided with a rectangular groove matched with the limiting strip 36, the number of the limiting strips 36 is two, and the two limiting strips 36 are symmetrically distributed on the rotating shaft 35, so that the rotating rotating shaft 35 can drive the sleeve 311 to rotate synchronously through the limiting strips 36, and the sleeve 311 can also reciprocate along the vertical horizontal plane on the rotating shaft 35.

[0036] Secondly, a plurality of screening holes 312 are equidistantly distributed in a ring shape on the screening plate 38, and the screen 33 is distributed in an inclined shape, so that the rice falling on the screen 33 can be screened and guided along the inclined screen 33.

[0037] Then, the processing bin 1 is provided with a discharge port 4 above the screen 33, so that the un-screened rice particles can be discharged through the discharge port 4 when the screen 33 is vibrated and screened, and the other side of the processing bin 1 is provided with a slag discharge port 5 below the screen 33, and the inner bottom wall of the processing bin 1 is inclined, and the inner bottom wall of the processing bin 1 can discharge the screened impurities, bran and broken rice through the slag discharge port 5.

[0038] In an optional embodiment, the driving member includes a rotating motor 313 fixedly connected to the inner wall of the processing bin 1, the output shaft of the rotating motor 313 is fixedly connected with a bevel gear 315, the outer side of the polishing cylinder 34 is fixedly connected with a rack 39 having one end engaged with the bevel gear 315, and the output shaft of the rotating motor 313 is fixedly connected with a cam 314 below the support plate 320.

[0039] In this embodiment, the starting rotating motor 313 can drive the polishing cylinder 34 to rotate stably through the engaged bevel gear 315 and rack 39, and can also drive the cam 314 to rotate repeatedly to lift the support plate 320 to drive the sleeve 311 to reciprocate along the vertical horizontal plane on the rotating shaft 35.

[0040] In an alternative embodiment, the inner wall of the processing bin 1 is provided with a support for stabilizing the vibration of the support plate 320, the support comprising a vertical rod 318, the inner wall of the processing bin 1 being provided with a groove 317, the vertical rod 318 being fixedly connected to the inner side of the groove 317, the end of the support plate 320 away from the sleeve 311 extending to the inner side of the groove 317 and being penetrated by the vertical rod 318, and the end of the support plate 320 on the inner side of the groove 317 being fixedly connected with the spring 319 between the inner side of the groove 317.

[0041] In the embodiment, the support plate 320 extending into the groove 317 is penetrated by the vertical rod 318 and supported by the spring 319, so that the two ends of the support plate 320 can drive the sleeve 311 to stably vibrate in the groove 317.

[0042] The control mode of the utility model is automatically controlled through the controller, and the control circuit of the controller can be realized through simple programming by the person skilled in the art, which belongs to the common knowledge in the art, and the utility model is mainly used for protecting the mechanical structure, so the utility model will not be described in detail.

[0043] The working principle in the above embodiment is as follows:

[0044] The rice is put into the polishing cylinder 34 through the feed hopper 2 by a conventional feeding means or an elevator, the driving motor 31 and the rotating motor 313 are started, the driving motor 31 is driven to rotate the driving shaft 35, the sleeve 311 is driven to synchronously rotate through the limiting strip 36, the dispersing rod 37 and the screening plate 38 in the polishing cylinder 34 are driven to rotate and disperse the rice, the rice falling below the polishing cylinder 34 is driven to be more uniformly polished by the polishing cylinder 34 driven by the bevel gear 315 and the bevel gear rack 39, and the rotating motor 313 is started, the support plate 320 is repeatedly lifted by the cam 314 during the rotation of the polishing cylinder 34, the sleeve 311, the screening plate 38, the conical block 316 and the dispersing rod 37 are driven to reciprocate along the vertical horizontal plane, so that the possibility of clogging of the rice in the dispersing process is reduced, and the rice processing efficiency is improved.

[0045] When the sleeve 311 drives the screening plate 38 to vibrate, the screen 33 at the lower end of the sleeve 311 is also driven to vibrate, so that the polished rice with relatively complete particles can be discharged through the discharge port 4, and the polished objects, impurities and broken rice are discharged through the discharge port 5.

[0046] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, the scope of the utility model is defined by the appended claims and their equivalents.

Claims

1. An automated rice polishing machine, comprising a processing chamber (1) and a feed hopper (2) connected to the processing chamber (1), characterized in that: The processing chamber (1) is equipped with a rice polishing processing component (3); The processing component (3) includes a drive motor (31) fixedly connected to the processing chamber (1). The output shaft of the drive motor (31) is fixedly connected to a rotating shaft (35) with one end penetrating through and extending to the inside of the processing chamber (1). A sleeve (311) is slidably connected to the outside of the rotating shaft (35). A screen (33) slidably connected to the lower end of the sleeve (311) is rotatably connected to the screen (33) inside the processing chamber (1). A support ring (32) is fixedly connected to the inner wall of the processing chamber (1). A polishing cylinder (34) located outside the sleeve (311) is rotatably connected to the inner side of the support ring (32). A sieve plate (38) located inside the polishing cylinder (34) is rotatably connected to the outer side of the sleeve (311). A sieve hole (312) is provided on the sieve plate (38). A conical block (316) located above the sieve plate (38) is fixedly connected to the outer side of the sleeve (311). A dispersing rod (37) is fixedly connected to the outer side of the conical block (316). A support plate (320) extending into the processing chamber (1) is rotatably connected to the upper end of the sleeve (311). A limiting strip (36) extending into the sleeve (311) is fixedly connected to the outer side of the rotating shaft (35). The inner wall of the processing chamber (1) is provided with a driving component for driving the polishing cylinder (34) and the support plate (320). The driving component drives the polishing cylinder (34) to rotate stably and drives the support plate (320) to vibrate along the vertical horizontal plane. The inner wall of the processing chamber (1) is provided with a support for the stable vibration of the support plate (320).

2. The automated rice polishing machine according to claim 1, characterized in that, The lower end of the polishing cylinder (34) is tapered, and a limiting ring (310) with one end extending into the inside of the support ring (32) is fixedly connected to the outside of the polishing cylinder (34). The inner wall of the support ring (32) is provided with an annular groove that matches the limiting ring (310).

3. The automated rice polishing machine according to claim 1, characterized in that, The inner wall of the sleeve (311) is provided with a rectangular groove that matches the limiting strip (36). There are two limiting strips (36), and the two limiting strips (36) are symmetrically distributed on the rotating shaft (35).

4. An automated rice polishing machine according to claim 1, characterized in that, Several of the sieve holes (312) are distributed in a ring at equal intervals on the sieve plate (38), and the sieve mesh (33) is distributed in an inclined manner.

5. An automated rice polishing machine according to claim 1, characterized in that, The drive unit includes a rotary motor (313) fixedly connected to the inner wall of the processing chamber (1), the output shaft of the rotary motor (313) is fixedly connected to a bevel gear (315), a bevel rack (39) with one end meshing with the bevel gear (315) is fixedly connected to the outer side of the polishing cylinder (34), and a cam (314) located below the support plate (320) is fixedly connected to the output shaft of the rotary motor (313).

6. An automated rice polishing machine according to claim 1, characterized in that, The support includes a vertical rod (318), and the inner wall of the processing chamber (1) is provided with a groove (317). The vertical rod (318) is fixedly connected to the inner side of the groove (317). The end of the support plate (320) away from the sleeve (311) extends to the inner side of the groove (317) and is penetrated by the vertical rod (318). A spring (319) is fixedly connected between the end of the support plate (320) located inside the groove (317) and the inner side of the groove (317).

7. An automated rice polishing machine according to claim 1, characterized in that, The processing chamber (1) has a discharge port (4) located above the screen (33) on one side, and a slag discharge port (5) located below the screen (33) on the other side, and the inner bottom wall of the processing chamber (1) is inclined.

Images