Grain stoning machine

Abstract

The utility model relates to the technical field of grain stoning machines, and discloses a grain stoning machine which comprises a stock bin, a noise reduction assembly is installed in the stock bin, and a cover plate is installed at the top end of the stock bin. Through the arrangement of the screen, the compression springs, the rubber pads, the supporting columns, the sound absorption plates, the sound absorption holes, the damping cushion blocks, the supports, the cross rods and the rubber rings, the screen is used for screening materials, the rubber pads and the supporting columns are matched to be attached to the periphery of the inner wall of the stock bin, the noise generated when the screen collides with the stock bin can be reduced when the stock bin vibrates, the flexibility of the screen can be improved through the compression springs, and the vibration of the materials is reduced. The sound absorption plate is attached to the bottom end of the separation box, noise is absorbed into the sound absorption plate through the sound absorption holes for noise reduction when equipment runs to make noise, the vibration frequency can be relieved through the damping cushion block, the sound absorption plate is supported through cooperation of the support and the transverse rod, and ground vibration can be prevented through the rubber ring when the equipment runs; and noise caused by friction between the bracket and the ground can be avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of grain stone removing machines, in particular to a grain stone removing machine. Background Art

[0002] The destoner is a kind of impurity removal equipment that utilizes the difference in density and suspension speed between granular materials (paddy, brown rice, rice, wheat, etc.) and minerals (mainly sidewalk stones, etc.), and uses mechanical wind power and a screen surface that reciprocates in a certain trajectory to separate minerals from granular materials. It is a key equipment in rice processing technology.

[0003] However, the existing grain destoner device has a large noise generated by the screening mechanism when the device is running, and the vibration frequency of the device will be transmitted through the ground when the device is at a high frequency, which has poor practicality and cannot achieve the best use effect. Utility Model Content

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a grain stone removing machine, including a silo, a noise reduction assembly is installed inside the silo, and a cover plate is installed on the top of the silo, one side of the top of the cover plate is connected with a feed box, and a roller is penetrated through the inner wall of the feed box, and a baffle is fixedly connected to the outer wall of the roller, and one end of the roller penetrates the feed box and is rotatably connected to the output end of a driving motor, a sand and gravel discharge port is opened on the outer wall of the silo, and fixed plates are fixedly connected on both sides of the outer wall of the silo, a vibration motor is installed on the bottom end of the fixed plate, and locking bolts are penetrated at both ends of the fixed plate, a separation box is installed at the bottom end of the silo, and a grain guide pipe is penetrated through the outer wall of the separation box, and a shock absorbing assembly is fixedly installed on the bottom end of the separation box.

[0005] Furthermore, the noise reduction component includes a screen, the outer wall of the screen is fixedly connected with a compression spring, one end of the compression spring is fixedly connected with a rubber pad, and the outer wall of the rubber pad is fixedly connected with a support column.

[0006] Furthermore, the screen is specifically in the shape of a honeycomb, and the screen specifically adopts a metal wire mesh component.

[0007] Furthermore, one end of the support column is connected to the inner wall of the silo, and the support column is specifically made of a rubber component.

[0008] Furthermore, the outer wall of the drive motor is wrapped with an insulating sleeve, and the specific model of the drive motor is Y90S-2.

[0009] Furthermore, the vibration motor is electrically connected to the driving motor via a wire, and the specific model of the vibration motor is JZO10-4.

[0010] Furthermore, the shock absorbing assembly includes a sound absorbing plate, the upper surface of which is provided with sound absorbing holes, and shock absorbing pads are fixedly installed around the top of the sound absorbing plate, a bracket is fixedly connected around the bottom end of the sound absorbing plate, and a cross bar is fixedly connected to the inner side wall of the bracket, and a rubber ring is fixedly connected to the bottom end of the bracket.

[0011] Beneficial Effects

[0012] The utility model provides a grain stone removing machine, which has the following beneficial effects:

[0013] The material is screened by the arrangement of screen, compression spring, rubber pad, support column, sound absorbing plate, sound absorbing hole, shock-absorbing pad, bracket, cross bar and rubber ring. The screen is used to screen the material. The rubber pad and support column are fitted around the inner wall of the silo to reduce the noise of the screen colliding with the silo when the silo vibrates. The compression spring can increase the flexibility of the screen. The sound absorbing plate is fitted with the bottom of the separation box. When the equipment makes noise during operation, the noise is sucked into the sound absorbing plate through the sound absorbing hole to reduce the noise. The vibration frequency can be alleviated by the shock-absorbing pad. The sound absorbing plate is supported by the bracket and cross bar. The rubber ring can prevent the ground from vibrating when the equipment is running, and the noise caused by the friction between the bracket and the ground can be avoided. The noise generated by the screening mechanism can be alleviated when the equipment is running, and the vibration frequency of the equipment can be reduced to avoid transmission through the ground. It is highly practical and can achieve the best use effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a schematic diagram of the structure of the utility model;

[0015] Figure 2 It is a structural schematic diagram of the noise reduction component in the utility model;

[0016] Figure 3 It is a structural schematic diagram of the shock absorbing component in the utility model.

[0017] In the figure: 1. silo; 2. noise reduction component; 21. screen; 22. compression spring; 23. rubber pad; 24. support column; 3. cover plate; 4. feed box; 5. roller; 6. baffle; 7. drive motor; 8. sand and gravel outlet; 9. fixing plate; 10. vibration motor; 11. locking bolt; 12. separation box; 13. grain guide pipe; 14. shock-absorbing component; 141. sound-absorbing plate; 142. sound-absorbing hole; 143. shock-absorbing pad; 144. bracket; 145. cross bar; 146. rubber ring. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0019] See also Figures 1 to 3 The utility model provides a technical solution: a grain stone removing machine comprises a silo 1, a noise reduction component 2 is installed inside the silo 1, and a cover plate 3 is installed on the top of the silo 1, and one side of the top of the cover plate 3 is connected with a feed box 4, and the grain is put into the feed box 4, and is introduced into the silo 1 through the feed box 4 for screening, and a roller 5 is penetrated through the inner wall of the feed box 4, and the roller 5 drives the baffle 6 to open and close when it turns over, so as to control the feeding speed of the grain, and the baffle 6 is fixedly connected to the outer wall of the roller 5, and one end of the roller 5 penetrates the feed box 4 and is rotatably connected to the output end of the driving motor 7, and the driving motor 7 is used to drive the roller 5 to turn over, and a sand and stone discharge port 8 is opened on the outer wall of the silo 1, and the screened sand and stone are discharged through the sand and stone discharge port 8, and fixed Plate 9, a vibration motor 10 is installed at the bottom of the fixed plate 9, and the vibration motor 10 is used to emit a vibration frequency in the silo 1, so that the screen 21 can screen the grains, and locking bolts 11 are passed through both ends of the fixed plate 9, and a separation box 12 is installed at the bottom of the silo 1, and the separation box 12 is used to collect the screened grains, and a grain guide pipe 13 is passed through the outer wall of the separation box 12, and the grains are discharged through the grain guide pipe 13. A shock absorbing component 14 is fixedly installed at the bottom of the separation box 12, and the outer wall of the drive motor 7 is wrapped with an insulating sleeve, and the specific model of the drive motor 7 is Y90S-2, which can prevent leakage, safe and reliable, the vibration motor 10 is electrically connected to the drive motor 7 through a wire, and the specific model of the vibration motor 10 is JZO10-4, the voltage output is stable, and the work efficiency is improved.

[0020] The noise reduction component 2 includes a screen 21, and a compression spring 22 is fixedly connected to the outer wall of the screen 21, and a rubber pad 23 is fixedly connected to one end of the compression spring 22. The outer wall of the rubber pad 23 is fixedly connected to a support column 24. The screen 21 is used to screen the material, and the rubber pad 23 and the support column 24 are matched with the inner wall of the silo 1. When the silo 1 vibrates, the noise of the screen 21 colliding with the silo 1 can be reduced. The compression spring 22 can increase the flexibility of the screen 21. The screen 21 is specifically honeycomb-shaped, and the screen 21 specifically adopts a metal wire mesh component to prevent rust and extend the service life. One end of the support column 24 is connected to the inner wall of the silo 1, and the support column 24 specifically adopts a rubber component, which has strong wear resistance and is durable.

[0021] The shock absorbing assembly 14 includes a sound absorbing plate 141, a sound absorbing hole 142 is opened on the upper surface of the sound absorbing plate 141, and shock absorbing pads 143 are fixedly installed around the top of the sound absorbing plate 141, and brackets 144 are fixedly connected around the bottom of the sound absorbing plate 141, and a cross bar 145 is fixedly connected to the inner wall of the bracket 144, and a rubber ring 146 is fixedly connected to the bottom of the bracket 144. The sound absorbing plate 141 fits with the bottom end of the separation box 12. When the equipment makes noise during operation, the noise is sucked into the sound absorbing plate 141 through the sound absorbing hole 142 to reduce the noise. The vibration frequency can be alleviated by using the shock absorbing pad 143. The sound absorbing plate 141 is supported by the cooperation of the bracket 144 and the cross bar 145. The rubber ring can prevent ground vibration when the 146 equipment is running, and can also prevent the bracket 144 from rubbing against the ground and making noise.

[0022] In summary, the operating steps of this grain destoner are as follows:

[0023] When in use, the grains are put into the feed box 4, and then introduced into the silo 1 through the feed box 4 for screening. The driving motor 7 is used to drive the roller 5 to turn over. When the roller 5 turns over, it drives the baffle 6 to open and close, so as to control the feeding speed of the grains. The vibration motor 10 is used to send a vibration frequency to the silo 1, so that the sieve 21 can screen the grains, and the screened sand and gravel are discharged through the sand and gravel discharge port 8. The screened grains are collected by the separation box 12, and the grains are discharged through the grain guide pipe 13. The materials are screened by the sieve 21, and the rubber pad 23 cooperates with the support column 24 to form a screen. The inner wall of the silo 1 is fitted all around, and the noise caused by the screen 21 colliding with the silo 1 can be reduced when the silo 1 vibrates. The compression spring 22 can be used to increase the flexibility of the screen 21, and the sound absorbing plate 141 is fitted to the bottom end of the separation box 12. When the equipment makes noise during operation, the noise is sucked into the sound absorbing plate 141 through the sound absorbing holes 142 to reduce the noise. The vibration frequency can be alleviated by the shock-absorbing pad 143. The sound absorbing plate 141 is supported by the cooperation of the bracket 144 and the cross bar 145. The rubber ring can be used to prevent ground vibration when the equipment 146 is running, and the noise caused by the friction between the bracket 144 and the ground can be avoided.

Claims

1. A grain destoner, comprising a silo (1), characterized in that: A noise reduction component (2) is installed inside the silo (1), and a cover plate (3) is installed at the top of the silo (1). One side of the top of the cover plate (3) is connected to the feed box (4), and a roller (5) is passed through the inner wall of the feed box (4). The outer wall of the roller (5) is fixedly connected with a baffle (6), and one end of the roller (5) passes through the feed box (4) and is rotatably connected to the output end of the drive motor (7). A sand and stone discharge port (8) is opened on the outer wall of the silo (1), and fixed plates (9) are fixedly connected on both sides of the outer wall of the silo (1). A vibration motor (10) is installed at the bottom of the fixed plate (9), and locking bolts (11) are passed through both ends of the fixed plate (9). A separation box (12) is installed at the bottom of the silo (1), and a grain guide pipe (13) is passed through the outer wall of the separation box (12). A shock absorbing component (14) is fixedly installed at the bottom of the separation box (12).

2. A grain destoning machine according to claim 1, characterized in that: The noise reduction component (2) comprises a screen (21), the outer wall of the screen (21) is fixedly connected to a compression spring (22), one end of the compression spring (22) is fixedly connected to a rubber pad (23), and the outer wall of the rubber pad (23) is fixedly connected to a support column (24).

3. A grain destoning machine according to claim 2, characterized in that: The screen (21) is specifically in the shape of a honeycomb, and the screen (21) is specifically made of a metal wire mesh component.

4. A grain destoning machine according to claim 2, characterized in that: One end of the support column (24) is connected to the inner wall of the silo (1), and the support column (24) is specifically made of a rubber component.

5. A grain destoning machine according to claim 1, characterized in that: The outer wall of the driving motor (7) is wrapped with an insulating sleeve, and the specific model of the driving motor (7) is Y90S-2.

6. A grain destoning machine according to claim 1, characterized in that: The vibration motor (10) is electrically connected to the drive motor (7) via a wire, and the specific model of the vibration motor (10) is JZO10-4.

7. A grain destoning machine according to claim 1, characterized in that: The shock absorbing assembly (14) comprises a sound absorbing plate (141), the upper surface of the sound absorbing plate (141) is provided with sound absorbing holes (142), and shock absorbing pads (143) are fixedly installed around the top of the sound absorbing plate (141). The bottom end is fixedly connected with a bracket (144) around its periphery, and the inner side wall of the bracket (144) is fixedly connected with a cross bar (145). A rubber ring (146) is fixedly connected to the bottom end of the bracket (144).

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