CN214416550U - Powder coating production is with sieving mechanism of being convenient for take out impurity - Google Patents

Abstract

The utility model discloses a screening device for producing powder coating and facilitating impurity removal, which comprises an impurity removal device, a blanking mechanism is arranged at the edge of one side of the top of a screening box and is communicated with the blanking mechanism, an integrated dispersing cylinder, a conveying pipe and a blanking hopper are arranged at the top of the screening box through a support rod, a second motor is arranged at the lower end of a top plate of the blanking hopper and is connected with an auger shaft, blades of the auger shaft are only arranged inside the conveying pipe, a screw rod of the auger shaft extends into the dispersing cylinder, a clapper is arranged on the outer wall of the screw rod of the auger shaft in the dispersing cylinder by utilizing an installation ring, and the inner wall of the dispersing cylinder corresponding to the clapper is uniformly provided with spurs, the powder coating enters a feed inlet at the top of the blanking hopper and is conveyed to the dispersing cylinder at constant speed under the driving of the auger shaft by the second motor, the powder coating enters the dispersing cylinder to be dispersed and dropped, the clapper rotates to clapper the powder coating to scatter the powder coating which is caked, the uniform-speed dispersion treatment of the powder coating is realized by combining the bur and the barb impact on the inner wall of the dispersion cylinder, and the subsequent screening is convenient.

Description

Powder coating production is with sieving mechanism of being convenient for take out impurity

Technical Field

The utility model relates to a coating processing equipment technical field specifically is a powder coating production is with sieving mechanism who is convenient for take out impurity.

Background

The powder coating is a solid powder synthetic resin coating composed of solid resin, pigment, filler, auxiliary agent and the like. In powder coating's production process, in order to make later stage coating more even when paining, need utilize the sieving mechanism to filter powder coating to the great material of sieve off granule.

The powder coating can introduce sundries such as small stones during production, the sundries are mixed in the powder coating to influence the product quality, the construction difficulty is increased during the construction of the powder coating, and the powder coating needs to be screened and separated. However, the existing screening device for powder coating production is difficult to separate impurities; and the existing screening device can not well screen the agglomerated powder coating.

Therefore, we have provided a screening device for powder coating production which is convenient for taking out impurities.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a powder coating production is with sieving mechanism of being convenient for take out impurity, top one side border department at the screening case sets up unloading mechanism and is linked together, and utilize vibrating spring cooperation dead lever from the bottom up to set up the mesh screen one that the mesh size is different in proper order in the screening bottom plate upper end that the feed mechanism lower extreme corresponds, mesh screen two and mesh screen three, and set up defeated material subassembly between the screening incasement wall of the adjacent department of play hopper, defeated material subassembly is fixed continuous with the first motor output on the screening incasement wall, and the bottom of defeated material subassembly suspension in a mesh screen discharge end is carried the impurity of separation, thereby the problem that proposes in the above-mentioned background has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a powder coating production is with sieving mechanism convenient to take out impurity, including removing the miscellaneous device, remove the miscellaneous device including screening case, unloading mechanism, go out hopper, a controller, first motor and defeated material subassembly, top one side border department of screening case installs unloading mechanism, it sets up in the screening case and keeps away from the lateral wall of unloading mechanism one end and is close to bottom department to go out the hopper, and be provided with the controller on the screening case front outer wall of unloading mechanism homonymy, first motor passes through fixing bolt and installs on the screening case front outer wall of keeping away from controller one side and be close to out hopper department, and first motor drive axle runs through screening case lateral wall and extends to inside it, the defeated material subassembly of the terminal fixedly connected with of first motor drive axle of screening incasement portion.

Further, vibrating spring is installed to the screening box bottom plate upper end of defeated material subassembly adjacent department, and vibrating spring's top fixedly connected with mesh screen one, the top of mesh screen one is evenly provided with mesh screen two and mesh screen three in proper order at an interval.

Further, the first mesh screen, the second mesh screen and the third mesh screen are the same in structure and are arranged side by side, the three mesh screens are connected with each other through fixing rods, the first mesh screen, the second mesh screen and the third mesh screen are all inclined downwards, and meshes of the first mesh screen, the second mesh screen and the third mesh screen are sequentially increased from bottom to top.

Further, a vibrator is arranged on the inner wall of the screening box at the adjacent position of the bottom of one end, far away from the material conveying assembly, of the first mesh screen, the top output end of the vibrator is movably connected with the first mesh screen through a connecting rod, and a discharging pipe is arranged at the bottom of the screening box corresponding to the mesh screen.

Further, unloading mechanism includes a dispersion section of thick bamboo, bracing piece, conveying pipeline, hopper and feed inlet down, fixedly connected with bracing piece on the both sides outer wall of a dispersion section of thick bamboo, and a dispersion section of thick bamboo passes through bracing piece fixed connection and keeps away from the border department of hopper one side in screening roof portion, and dispersion bobbin base portion and screening case communicate mutually, and the top of a dispersion section of thick bamboo has set gradually conveying pipeline and hopper down, and dispersion section of thick bamboo, conveying pipeline and hopper formula structure as an organic whole down, and hopper roof one side border department has seted up the feed inlet down.

Further, hopper roof middle part department installs the second motor down, inside second motor bottom transmission shaft runs through to extend to hopper down, and terminal fixedly connected with auger shaft, and the blade of auger shaft only sets up inside the conveying pipeline, and inside the screw rod of auger shaft extended to the dispersion section of thick bamboo.

Furthermore, the outer wall of the screw rod of the auger shaft in the dispersing cylinder is fixedly sleeved with a mounting ring, the side walls of the mounting ring are respectively and uniformly provided with an integrated clapper, the inner wall of the dispersing cylinder corresponding to the clapper is uniformly provided with spurs, and the tail ends of the spurs are close to the tail ends of the clappers.

Further, defeated material subassembly is provided with the connecting rod on the both ends outer wall of commentaries on classics roller respectively including changeing roller, connecting rod, baffle, coupling spring and page or leaf board, just changes the roller and passes through the connecting rod and set up between the screening incasement wall of the adjacent department of hopper to fixed linking to each other with first motor output, changes the roller suspension in the bottom of a mesh screen discharge end, evenly the interval is provided with integrative baffle on the outer wall of commentaries on classics roller, and all is provided with the page or leaf board through coupling spring on the baffle corresponds one side outer wall of hopper.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model provides a screening device for producing powder coating and being convenient for taking out impurities, a blanking mechanism is arranged at the edge of one side of the top of a screening box and is communicated with the blanking mechanism, an integrated dispersing cylinder, a conveying pipe and a blanking hopper are arranged at the edge of one side of the top of the screening box far away from the blanking hopper through a support rod, a second motor is arranged at the lower end of a top plate of the blanking hopper and is connected with an auger shaft, blades of the auger shaft are only arranged inside the conveying pipe, a screw rod of the auger shaft extends to the inside of the dispersing cylinder, a clapper is arranged on the outer wall of the screw rod of the auger shaft in the dispersing cylinder by utilizing an installation ring, protruding spines are evenly arranged on the inner wall of the dispersing cylinder corresponding to the clapper, the tail ends of the protruding spines are close to the tail ends of the clappers, the powder coating enters through a feed inlet at the top of the blanking hopper and is conveyed to the dispersing cylinder under the driving of the auger shaft at a constant speed by the second motor, the powder coating enters the dispersing cylinder to be dispersed and falls, the clapper rotates under the drive of second motor and auger shaft and slaps powder coating when dropping, and the powder coating that will agglomerate is clapped and is dispersed, combines the anti-thorn of the abrupt thorn on the dispersion section of thick bamboo inner wall to strike, has realized the at uniform velocity dispersion treatment to powder coating, makes things convenient for follow-up screening.

2. The utility model provides a powder coating production is with sieving mechanism convenient to take out impurity, utilize vibrating spring cooperation dead lever from bottom to top to incline setting up mesh screen one, mesh screen two and mesh screen three that the mesh size is different in proper order at the screening bottom plate upper end that the feed mechanism lower extreme corresponds, and set up the vibrator on the screening incasement wall of the adjacent department of the bottom of the defeated material subassembly of mesh screen one keeping away from, the top output of vibrator passes through connecting rod and mesh screen one swing joint, vibrator cooperation vibrating spring drives mesh screen one, mesh screen two and mesh screen three and carries out the vibration, the powder coating that is carried from the feed mechanism passes through the layer upon layer vibration screening of mesh screen one, mesh screen two and mesh screen three in proper order, under the effect of gravity and vibrator, qualified powder coating leaks down from the mesh, and debris such as small stone roll down the separation from the mesh screen surface, utilize the multiunit mesh screen to carry out many times screening separation, the thoroughness of screening and separating impurities is greatly improved.

3. The utility model provides a screening device for producing powder coating and being convenient for taking out impurities, a material conveying component is arranged between the inner walls of a screening box at the adjacent position of a discharge hopper, a rotating roller is fixedly connected with the output end of a first motor on the outer wall of the screening box by a connecting rod, the material conveying component is suspended at the bottom of the discharge end of a mesh screen, a baffle is uniformly arranged on the outer wall of the rotating roller, the first motor drives the rotating roller to rotate, the rotating roller rotates to sequentially use the baffle to bear the mesh screen to separate the fallen small stones and other impurities, and centrifugal force generated by the rotation of the rotating roller is thrown into the discharge hopper on the side wall of the screening box to be discharged, thereby realizing the automatic separation and discharge of the impurities, being convenient and practical, a flap plate is arranged on the outer wall of one side of the baffle corresponding to the discharge hopper through a connecting spring, when the quality of the impurities is lighter, the flap plate is driven to collide with the impurities by the rotation of the rotating roller, the connecting spring when the flap plate collides, the flap plate, the impurities are ejected into the discharge hopper port, ensuring smooth discharge of impurities.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a cross-sectional view of the screening box of the present invention;

fig. 3 is an enlarged schematic structural view of a point a in fig. 2 according to the present invention;

fig. 4 is a sectional view of the blanking mechanism of the present invention;

fig. 5 is a schematic structural view of the feeding assembly of the present invention.

In the figure: 1. an impurity removal device; 11. a screening box; 12. a blanking mechanism; 121. a dispersing cylinder; 122. a support bar; 123. a delivery pipe; 124. feeding a hopper; 125. a feed inlet; 126. a second motor; 127. a packing auger shaft; 128. a mounting ring; 129. clapping the board; 1210. bur protruding; 13. a discharge hopper; 14. a controller; 15. a first motor; 16. a material conveying component; 161. rotating the roller; 162. a connecting rod; 163. a baffle plate; 164. a connecting spring; 165. a leaf plate; 17. a vibration spring; 18. a first mesh screen; 19. a second mesh screen; 110. a third mesh screen; 111. a vibrator; 112. a connecting rod; 113. and (4) discharging the pipe.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a screening device for conveniently removing impurities for powder coating production comprises an impurity removing device 1, the impurity removing device 1 comprises a screening box 11, a discharging hopper 12, a discharging hopper 13, a controller 14, a first motor 15 and a material conveying assembly 16, the discharging hopper 12 is installed at the edge of one side of the top of the screening box 11, the discharging hopper 13 is installed at the position close to the bottom of the side wall of one end of the screening box 11 far away from the discharging hopper 12, the controller 14 is installed on the outer wall of the front of the screening box 11 at the same side of the discharging hopper 12, the first motor 15 is installed at the position close to the discharging hopper 13 on the outer wall of the front of the screening box 11 far away from the controller 14 through a fixing bolt, a transmission shaft of the first motor 15 penetrates through the side wall of the screening box 11 and extends into the screening box 11, the material conveying assembly 16 is fixedly connected to the tail end of the transmission shaft of the first motor 15 in the screening box 11, a vibrating spring 17 is installed at the upper end of the bottom plate of the screening box 11 adjacent to the material conveying assembly 16, the top end of the vibrating spring 17 is fixedly connected with a first mesh screen 18, and a second mesh screen 19 and a third mesh screen 110 are sequentially and uniformly arranged at intervals on the top end of the first mesh screen 18.

The first mesh screen 18, the second mesh screen 19 and the third mesh screen 110 are in the same structure and are arranged in parallel, the first mesh screen 18, the second mesh screen 19 and the third mesh screen 110 are connected with each other through fixing rods, the first mesh screen 18, the second mesh screen 19 and the third mesh screen 110 are all arranged in a downward inclined mode, and meshes of the first mesh screen 18, the second mesh screen 19 and the third mesh screen 110 are sequentially enlarged from bottom to top; the inner wall of the screening box 11 at the adjacent position of the bottom of one end, far away from the material conveying component 16, of the first mesh screen 18 is provided with a vibrator 111, the top output end of the vibrator 111 is movably connected with the first mesh screen 18 through a connecting rod 112, and the bottom of the screening box 11 corresponding to the mesh screen is provided with a discharge pipe 113.

Referring to fig. 2 and 4, a screening device for conveniently taking out impurities for powder coating production, the blanking mechanism 12 includes a dispersion cylinder 121, a support rod 122, a material delivery pipe 123, a material discharge hopper 124 and a material inlet 125, the support rods 122 are fixedly connected to the outer walls of two sides of the dispersion cylinder 121, the dispersion cylinder 121 is fixedly connected to the top of the screening box 11 through the support rods 122, the edge of one side of the material discharge hopper 13 is far away from the top of the screening box 11, the bottom of the dispersion cylinder 121 is communicated with the screening box 11, the material delivery pipe 123 and the material discharge hopper 124 are sequentially arranged at the top end of the dispersion cylinder 121, the material delivery pipe 123 and the material discharge hopper 124 are of an integral structure, and the material inlet 125 is arranged at the edge of one side of the top plate of the material discharge hopper 124.

The middle part of the top plate of the lower hopper 124 is provided with a second motor 126, a transmission shaft at the bottom of the second motor 126 penetrates and extends into the lower hopper 124, the tail end of the second motor is fixedly connected with an auger shaft 127, blades of the auger shaft 127 are only arranged inside the conveying pipe 123, a screw of the auger shaft 127 extends into the dispersion cylinder 121, the outer wall of the screw of the auger shaft 127 in the dispersion cylinder 121 is fixedly connected with a mounting ring 128, the side walls of the mounting ring 128 are respectively and uniformly provided with an integrated clapper 129, the inner wall of the dispersion cylinder 121 corresponding to the clapper 129 is uniformly provided with spurs 1210, and the tail end of the spurs 1210 is close to the tail end of the clapper 129.

Referring to fig. 4-5, a screening device for conveniently taking out impurities for powder coating production, the material conveying assembly 16 includes a rotary roller 161, a connecting rod 162, a baffle 163, a connecting spring 164 and a flap 165, the connecting rod 162 is respectively disposed on the outer walls of the two ends of the rotary roller 161, the rotary roller 161 is disposed between the inner walls of the screening boxes 11 adjacent to the discharge hopper 13 through the connecting rod 162 and fixedly connected to the output end of the first motor 15, the rotary roller 161 is suspended at the bottom of the discharge end of the first mesh screen 18, the baffle 163 is uniformly disposed on the outer wall of the rotary roller 161 at intervals, and the flap 165 is disposed on the outer wall of one side of the baffle 163 corresponding to the discharge hopper 13 through the connecting spring 164.

In summary, the following steps: the utility model provides a powder coating production is with sieving mechanism convenient to take out impurity, top one side border department at screening box 11 sets up unloading mechanism 12 and is linked together, integrative dispersion section of thick bamboo 121, conveying pipeline 123 and lower hopper 124 are installed in the border department that keeps away from hopper 13 one side at screening box 11 top through bracing piece 122, and set up second motor 126 and connect auger shaft 127 at lower hopper 124 roof lower extreme down, the blade of auger shaft 127 only sets up in conveying pipeline 123, and the screw rod of auger shaft 127 is pressed close to and is extended to dispersion section of thick bamboo 121 inside, and utilize collar 128 to set up clapper 129 on auger shaft 127 screw rod outer wall in dispersion section of thick bamboo 121, and evenly set up bur 1210 on the dispersion section of thick bamboo 121 that clapper 129 corresponds, the end of bur 1210 is mutually with clapper 129 terminal, powder coating gets into through feed inlet 125 at lower hopper 124 top, carry at the uniform velocity to dispersion section of thick bamboo 121 under the drive of second motor 126 through auger shaft 127, the powder coating enters the dispersing cylinder 121 to be dispersed and fall off, the clapper 129 rotates under the driving of the second motor 126 and the auger shaft 127 to clap the powder coating while falling, the agglomerated powder coating is clapped, and the uniform-speed dispersing treatment of the powder coating is realized by combining the reverse stabbing impact of the stabs 1210 on the inner wall of the dispersing cylinder 121, so that the subsequent screening is facilitated; a first mesh screen 18, a second mesh screen 19 and a third mesh screen 110 which are arranged at the upper end of the bottom plate of the screening box 11 corresponding to the lower end of the blanking mechanism 12 and have different mesh sizes are inclined in sequence from bottom to top by utilizing a vibrating spring 17 and a fixed rod, the inner wall of the screening box 11 at the adjacent position of the bottom of one end of the first mesh screen 18 far away from the material conveying component 16 is provided with a vibrator 111, the top output end of the vibrator 111 is movably connected with the first mesh screen 18 through a connecting rod 112, the vibrator 111 is matched with a vibration spring 17 to drive the first mesh screen 18, the second mesh screen 19 and the third mesh screen 110 to vibrate, powder coating conveyed from the blanking mechanism 12 is sequentially screened in a layer-by-layer vibration mode through the first mesh screen 18, the second mesh screen 19 and the third mesh screen 110, under the action of gravity and the vibrator 111, the qualified powder coating leaks from the meshes, and impurities such as small stones fall off and are separated from the surfaces of the mesh screens, and a plurality of groups of mesh screens are utilized for multiple screening and separation, so that the completeness of impurity screening and separation is greatly improved; the conveying component 16 is arranged between the inner walls of the screening boxes 11 at the adjacent positions of the discharge hoppers 13, the scraping and rotating roller 161 is fixedly connected with the output end of the first motor 15 on the outer wall of the screening box 11 by the connecting rod 162, the conveying component 16 is suspended at the bottom of the discharge end of the first mesh screen 18, the baffle 163 is uniformly arranged on the outer wall of the rotating roller 161, the first motor 15 drives the rotating roller 161 to rotate, the rotating roller 161 rotates to sequentially use the baffle 163 to bear impurities such as small stones falling off from the mesh screen, and centrifugal force generated by rotation of the rotating roller 161 is thrown into the discharge hoppers 13 on the side walls of the screening boxes 11 to be discharged, so that the impurities are automatically separated and discharged, the conveying device is convenient and practical, the flap 165 is arranged on the outer wall of one side of the baffle 163 corresponding to the discharge hopper 13 by the connecting spring 164, when the impurities are lighter in mass, the flap 165 is rotated by the rotating roller 161 to drive the flap 165 to collide with the impurities, when the flap 165 collides with the flap 165, the flap 164, the impurities to eject the end of the discharge hopper 13, ensuring smooth discharge of impurities.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (8)

1. The utility model provides a powder coating production is with sieving mechanism who is convenient for take out impurity, is including removing miscellaneous device (1), its characterized in that: the impurity removing device (1) comprises a screening box (11), a blanking mechanism (12), a discharging hopper (13), a controller (14), a first motor (15) and a material conveying assembly (16), wherein the blanking mechanism (12) is arranged at the edge of one side of the top of the screening box (11), the discharging hopper (13) is arranged at the position, close to the bottom, of the side wall of one end, far away from the blanking mechanism (12), of the screening box (11), a controller (14) is arranged on the outer wall of the front side of the screening box (11) at the same side of the blanking mechanism (12), a first motor (15) is arranged on the outer wall of the front side of the screening box (11) at one side far away from the controller (14) through a fixed bolt and is close to the discharge hopper (13), and the transmission shaft of the first motor (15) penetrates through the side wall of the screening box (11) and extends to the interior of the screening box, and the tail end of the transmission shaft of the first motor (15) in the screening box (11) is fixedly connected with a material conveying assembly (16).

2. The screening device of claim 1, wherein the screening device is used for conveniently taking out impurities in powder coating production, and is characterized in that: vibrating spring (17) is installed to screening case (11) bottom plate upper end of defeated material subassembly (16) adjacent department, and vibrating spring's (17) top fixedly connected with mesh screen one (18), and the top of mesh screen one (18) is provided with mesh screen two (19) and mesh screen three (110) in proper order even interval.

3. The screening device of claim 2, wherein the screening device is used for taking out impurities conveniently in powder coating production, and is characterized in that: the mesh screen is the same and set up side by side with mesh screen three (110) component structure, through dead lever interconnect between the three, and all downward sloping setting is all gone up in mesh screen one (18), mesh screen two (19) and mesh screen three (110), and the mesh from the bottom up of mesh screen one (18), mesh screen two (19) and mesh screen three (110) increases in proper order.

4. The screening device of claim 3, wherein the screening device is used for taking out impurities conveniently in powder coating production, and is characterized in that: the inner wall of the screening box (11) at the adjacent position of the bottom of one end, far away from the material conveying assembly (16), of the first mesh screen (18) is provided with a vibrator (111), the top output end of the vibrator (111) is movably connected with the first mesh screen (18) through a connecting rod (112), and a discharging pipe (113) is arranged at the bottom of the screening box (11) corresponding to the mesh screen.

5. The screening device of claim 1, wherein the screening device is used for conveniently taking out impurities in powder coating production, and is characterized in that: unloading mechanism (12) are including dispersion section of thick bamboo (121), bracing piece (122), conveying pipeline (123), hopper (124) and feed inlet (125) down, fixedly connected with bracing piece (122) on the both sides outer wall of dispersion section of thick bamboo (121), dispersion section of thick bamboo (121) are kept away from the border department of hopper (13) one side through bracing piece (122) fixed connection in screening case (11) top, dispersion section of thick bamboo (121) bottom is linked together with screening case (11), and the top of dispersion section of thick bamboo (121) has set gradually conveying pipeline (123) and hopper (124) down, and dispersion section of thick bamboo (121), formula structure as an organic whole between conveying pipeline (123) and hopper (124) down, feed inlet (125) have been seted up to hopper (124) roof one side border department down.

6. The screening device of claim 5, wherein the screening device is used for conveniently taking out impurities in the powder coating production, and is characterized in that: lower hopper (124) roof middle part department installs second motor (126), inside second motor (126) bottom transmission shaft run through and extend to hopper (124) down, and terminal fixedly connected with auger shaft (127), the blade of auger shaft (127) only sets up inside conveying pipeline (123), and the screw rod of auger shaft (127) extends to inside dispersion section of thick bamboo (121).

7. The screening device of claim 5, wherein the screening device is used for conveniently taking out impurities in the powder coating production, and is characterized in that: the outer wall of a screw rod of the auger shaft (127) in the dispersing cylinder (121) is fixedly sleeved with the mounting ring (128), the side walls of the mounting ring (128) are respectively and uniformly provided with an integrated clapper (129), the inner wall of the dispersing cylinder (121) corresponding to the clapper (129) is uniformly provided with the protruding thorns (1210), and the tail end of the protruding thorns (1210) is close to the tail end of the clapper (129).

8. The screening device of claim 1, wherein the screening device is used for conveniently taking out impurities in powder coating production, and is characterized in that: defeated material subassembly (16) are including changeing roller (161), connecting rod (162), baffle (163), connecting spring (164) and page or leaf board (165), be provided with connecting rod (162) on the both ends outer wall of changeing roller (161) respectively, and change roller (161) and set up in between screening case (11) inner wall of the adjacent department of play hopper (13) through connecting rod (162), and link to each other with first motor (15) output end is fixed, change roller (161) suspension in the bottom of mesh screen one (18) discharge end, it is provided with integrative baffle (163) to change even interval on the outer wall of roller (161), and all be provided with page or leaf board (165) through connecting spring (164) on baffle (163) correspond one side outer wall of play hopper (13).

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