SUMMERY OF THE UTILITY MODEL
To the technical problem that prior art exists, the utility model provides a mill is used in production of flonicamid spirotetramat suspending agent.
In order to achieve the above object, the utility model provides a following technical scheme: a grinding mill for producing flonicamid spirotetramat suspending agent comprises a tank body, a feed inlet and a discharge outlet are arranged in the tank body, a first-stage grinding mechanism and a second-stage grinding mechanism are sequentially arranged in the tank body from top to bottom,
the primary grinding mechanism comprises a lower grinding disc, an upper rotating shaft, a vertical roller disc and a scraper, wherein the lower grinding disc is coaxially fixed in the tank body through a support, the diameter of the lower grinding disc is smaller than the inner diameter of the tank body, an annular screen is connected onto the lower grinding disc, the screen and the lower grinding disc enclose to form a primary grinding cavity, the primary grinding cavity is communicated with the feed inlet, the upper rotating shaft is coaxially and rotatably connected in the tank body and is connected with a grinding motor, the upper rotating shaft penetrates through the lower grinding disc and is in rotating fit with the lower grinding disc, the vertical roller disc is rotatably connected on the upper rotating shaft, the axis of the vertical roller disc is vertical to the upper rotating shaft, the scraper is connected on the upper rotating shaft through a connecting frame, and the lowest point of the vertical roller disc and the bottom surface of the scraper are abutted to the upper surface of the lower grinding disc;
second grade grinding mechanism is including grinding fragment, interior grinding fragment outward, on the jar internal wall of mill below is fixed in down to outer grinding block, be equipped with from last interior conical surface that reduces in proper order to the internal diameter down on the outer grinding block, interior grinding fragment is located the inboard of the internal conical surface of outer grinding block, is equipped with the external conical surface relative with interior conical surface on the interior grinding fragment, the external diameter of external conical surface increases from last to down in proper order, and interior grinding fragment is connected with down the pivot, the pivot is connected with last transmission of rotating shaft down, and interior grinding fragment's bottom is passed through supporting mechanism and is connected on jar body diapire.
Preferably, the pivot top is equipped with the spread groove that matches with the last pivot down, sets up the keyway of axial extension on the lateral wall of spread groove, go up the pivot bottom and be connected with and be connected firmly with keyway assorted, go up the pivot bottom and insert in the spread groove and through connecting strong and be connected with the lower pivot transmission.
Preferably, one side of lower pivot is equipped with the regulation straight-tooth gear, adjust the straight-tooth gear and rotate to connect on jar side wall and be connected with the regulation motor, be equipped with on the lower pivot with adjust the annular straight-tooth that the teeth of a cogwheel of straight-tooth gear meshed mutually.
Preferably, the supporting mechanism includes back shaft, supporting bearing seat, bracing piece, supporting sleeve, supporting spring, the back shaft is connected in the kibbling bottom of internal grinding, and the back shaft rotates to be connected on supporting bearing seat, the bracing piece is connected in the bottom of supporting bearing seat, and the bottom of bracing piece inserts in the supporting sleeve, the supporting sleeve is fixed in on the jar body diapire, the supporting spring cover is located the bracing piece and the supporting sleeve outside, and supporting spring's both ends respectively with supporting bearing seat and jar body diapire looks butt.
Preferably, the top end of the external grinding fragment is provided with a guide inclined plane.
Preferably, the inner conical surface is provided with inner grinding teeth, and the outer conical surface is provided with outer grinding teeth.
The utility model discloses can carry out the grinding in grades to the material, grind evenly, it is efficient to can change the grit according to the technological requirement of difference, the suitability is strong.
Detailed Description
The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. 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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Examples
Referring to fig. 1-2, a mill for producing flonicamid spirotetramat suspending agent comprises a tank body 1, wherein a feed inlet 2 and a discharge outlet 3 are arranged in the tank body 1, and a first-stage grinding mechanism and a second-stage grinding mechanism are sequentially arranged in the tank body 1 from top to bottom.
One-level grinding mechanism includes lower mill 4, upper rotating shaft 5, vertical roll dish 6, scraper blade 7, lower mill 4 is fixed in jar 1 internal through the support is coaxial, and lower mill 4's diameter is less than jar internal diameter of body 1, is connected with annular screen cloth 8 on lower mill 4, screen cloth 8 encloses with lower mill 4 and closes and form one-level grinding chamber, one-level grinding chamber and feed inlet 2 intercommunication, it is connected with grinding motor 9 to go up 5 coaxial rotation of pivot and connect in jar body 1, go up 5 pivot run through lower mill 4 and with lower mill 4 normal running fit, vertical roll dish 6 rotates to be connected on last pivot 5 and its axis is perpendicular with last pivot 5, scraper blade 7 passes through the link and connects on last pivot 5, the minimum of vertical roll dish 6, scraper blade 7's the equal bottom surface of bottom surface and lower mill 4 upper surface butt.
Second grade grinding mechanism grinds fragment 10, interior fragment 11 including outer, grind on the 1 inner wall of the jar body of fragment 10 below being fixed in down mill 4 outside, grind outside and be equipped with on the fragment 10 from last inner conical surface that reduces in proper order to the internal diameter down, interior fragment 11 locates the inboard of grinding 10 inner conical surfaces of fragment outward, is equipped with the outer conical surface relative with inner conical surface on the interior fragment 11 that grinds, the external diameter of outer conical surface increases in proper order down from last, and interior fragment 11 that grinds is connected with down pivot 13, pivot 13 is connected with the transmission of last pivot 5 down, and the bottom of interior fragment 11 that grinds is passed through supporting mechanism and is connected on 1 diapire of the jar body.
13 top of lower pivot is equipped with and goes up 5 assorted spread grooves 14 of pivot, sets up axially extended keyway on the lateral wall of spread grooves 14, go up 5 bottoms of pivot and be connected with and be connected strong 15 with keyway assorted, go up 5 bottoms of pivot insert in the spread grooves 14 and through connecting strong 15 and lower pivot 13 transmission connection.
One side of lower pivot 13 is equipped with regulation straight-teeth gear 16, regulation straight-teeth gear 16 rotates and connects on jar body 1 lateral wall and be connected with the regulation motor, is equipped with on the lower pivot 13 with the annular straight-teeth 17 of adjusting the tooth looks meshing of straight-teeth gear 16.
The supporting mechanism comprises a supporting shaft 18, a supporting bearing seat 19, a supporting rod 20, a supporting sleeve 21 and a supporting spring 22, the supporting shaft 18 is connected to the bottom of the internal grinding fragment 11, the supporting shaft 18 is rotatably connected to the supporting bearing seat 19, the supporting rod 20 is connected to the bottom of the supporting bearing seat 19, the bottom of the supporting rod 20 is inserted into the supporting sleeve 21, the supporting sleeve 21 is fixed on the bottom wall of the tank body 1, the supporting spring 22 is sleeved outside the supporting rod 20 and the supporting sleeve 21, and two ends of the supporting spring 22 are respectively abutted to the supporting bearing seat 19 and the bottom wall of the tank body 1.
The top end of the external grinding fragment 10 is provided with a guide inclined plane 12. The material guide inclined plane 12 is arranged to help the materials move downwards, and the materials are prevented from being accumulated at the top of the externally ground fragments to cause material blockage.
The inner conical surface is provided with inner grinding teeth, and the outer conical surface is provided with outer grinding teeth.
When the grinding device is used, materials to be ground enter the primary grinding cavity from the feeding hole 2 and fall onto the lower grinding disc 4, the grinding motor 9 drives the upper rotating shaft 5 to rotate, the vertical roller disc 6 moves along with the upper rotating shaft 5 and rotates around the axis of the vertical roller disc in the moving process, and the materials on the lower grinding disc 4 are subjected to primary grinding to form coarse particle materials; coarse grain material passes through screen mesh 8's sieve mesh and falls to on guide inclined plane 12, then moves the second grade grinding intracavity that forms between outer grinding piece 10 and the interior grinding piece 11 under the action of gravity, and lower pivot 13 is through the key-type connection (the utility model provides a connect strong 15 and keyway structure) and last pivot 5 synchronous revolution to grinding piece 11 rotates in the drive, carries out the second grade grinding to the coarse grain material, forms the fine particle material. The materials after two times of grinding form particles meeting the process requirements and are discharged from a discharge port 3 at the bottom of the tank body 1.
The utility model discloses having carried out the hierarchical grinding to the material, at the in-process of one-level grinding, thereby the small granule material that one-level grinding intracavity particle diameter is less than 8 sieve meshes of screen cloth can earlier realize the separation through screen cloth 8, has both alleviateed the work burden of every level of grinding mechanism, has reduced its wearing and tearing, and extension equipment life helps the dispersion of material again, enables more abundant that the material ground, avoids the material grinding inhomogeneous.
The scraper 7 can disperse and separate materials in the primary grinding cavity, so that coarse-particle materials formed by grinding can pass through the screen 8 as soon as possible, and the materials which are not ground are dispersed, and the working efficiency is improved.
Be equipped with annular straight-tooth 17 on the lower rotating shaft 13, be equivalent to the rack, when adjusting the spur gear 16 and rotate, drive lower rotating shaft 13 and interior fragment 11 and take place the displacement of vertical direction to grind the height of fragment 11 in adjusting, and then adjust the clearance between interior fragment 11 bottom and the outer grinding piece 10, grind the granularity of grinding of fragment 11 in changing, can adapt to different technological requirements, improve practicality and suitability. An annular groove is formed between adjacent annular straight teeth 17, and when the lower rotating shaft 13 rotates, the gear teeth on the adjusting straight gear 16 are positioned in the corresponding annular groove, so that the rotation of the lower rotating shaft 13 is not hindered.
The internal grinding fragments 11 are supported by the supporting mechanism, when the height of the internal grinding fragments 11 is changed, the supporting rod 20 and the supporting bearing seat 19 change along with the height of the internal grinding fragments 11, and the supporting spring 22 is compressed or stretched; when the inner grinding fragment 11 rotates, the support shaft 18 rotates within the support bearing seat 19 to effect support. The utility model discloses a this kind of supporting mechanism can compromise interior rotation and the vertical displacement motion of grinding fragment 11.
The foregoing description of the embodiments of the invention has been presented for purposes of illustration and not limitation, and is not intended to be exhaustive or limited to the embodiments disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the illustrated embodiments.