Quick sieving mechanism of flour
Technical Field
The invention relates to the field of food processing equipment, in particular to a quick flour screening device.
Background
Flour is staple food in most areas in the north of China, food made of the flour is various in variety, various in pattern and different in flavor, when some pastry foods are made, in order to guarantee the taste and quality of the pastry, some flour can cake when being stored, the flour needs to be screened, and is generally screened by a screen, so that the working efficiency is low.
Among the prior art, for example, the patent number is CN201821448367, the patent name is a multistage efficient flour sieving mechanism's patent, it is mainly through setting up the driving motor in the box outside, can drive the cam rotation, make the cam contact with the lower extreme counterbalance of second U-shaped board, thereby can make the one end rebound of second U-shaped board downward sloping, the one end rebound that the second U-shaped board can drive first U-shaped board downward sloping through two transfer lines, and then can make first U-shaped board and second U-shaped board produce vibrations simultaneously, can make first screen cloth and second screen cloth simultaneously effectual vibrations screen the flour, the screening efficiency of flour has been improved.
However, when the flour is stored, part of the flour is agglomerated due to air humidity or other reasons, a small lump is formed, the small lump cannot be broken simply by vibration, and the small lump can be clamped in meshes of the screen, so that the screening efficiency of the flour is influenced.
Disclosure of Invention
In order to solve the problems, the invention provides a flour rapid screening device which has the advantages that flour can be shaken and ground to conveniently pass through meshes of a screen mesh, the working efficiency is improved, and the defects that the screening efficiency is influenced because the mesh is blocked due to the fact that flour blocks cannot be crushed because the flour can only be subjected to vibration screening by a common device are overcome.
The invention aims to solve the problems and designs a quick flour screening device.
The technical scheme of the invention is that the flour rapid screening device comprises a supporting table, wherein a feeding mechanism, a collecting mechanism, a warning mechanism, a protective mechanism and a controller are arranged on the supporting table, a screening mechanism is arranged on the supporting table, a grinding mechanism is arranged on one side of the screening mechanism, flour can be driven by a motor to be screened in a vibration mode and granular flour can be ground,
the screening mechanism comprises fixed tables fixedly arranged on two sides of the upper surface of the supporting table, wherein one side of the upper surface of one fixed table is provided with a servo motor, the rotating end of the servo motor is provided with a coupler, the upper surface of the other fixed table is provided with a fixed bearing, a transparent screening cylinder is arranged between the two fixed tables, two ends of the middle position of the outer side surface of the transparent screening cylinder are provided with rotating shafts, one rotating shaft is fixedly connected with the coupler, the other rotating shaft is inserted into the fixed bearing, two ends of the inner side surface of the transparent screening cylinder are provided with limit blocks, a circular ring lifting plate is arranged in the transparent screening cylinder, two ends of the circular ring lifting plate are provided with notches, two sides of the notch are provided with small pulleys, two sides of each limit block are provided with chutes, one ends of the small pulleys are positioned in the chutes, a first screen mesh is arranged, the inner side surface of the circular rotating plate is provided with an internal thread, the internal thread is sleeved on the outer side of the external thread, the lower end of the inner side surface of the circular rotating plate is provided with an annular fixed plate, and the tail end of the annular fixed plate is provided with a second screen.
The cross section of the circular ring lifting plate is isosceles trapezoid, the first screen is arranged in the middle of the shorter side of the isosceles trapezoid, and the cross section of the annular fixing plate is L-shaped.
Grinding mechanism includes two take-up pulley of fixed mounting in the axis of rotation that is close to servo motor one side, the winding has the connecting wire on the take-up pulley, the fixed pulley is installed at transparent screening section of thick bamboo outside surface both ends, the gag lever post is installed in the fixed pulley outside, the fixed pulley is located take-up pulley one side, the connecting block is installed to ring rotor plate one side, the fixed block is installed at transparent screening section of thick bamboo outside surface both ends, install reset spring on the fixed block, reset spring one end and connecting block fixed connection, connecting wire one end is walked around fixed pulley and connecting block fixed connection from the gag lever post below, two connecting wires on two take-up pulleys respectively with two connecting block fixed connection on.
The feeding mechanism comprises feeding ports located at two ends of the outer side surface of the transparent screening cylinder, the feeding ports are located at two ends of a rotating shaft close to one side of the fixed bearing, an inclined feeding pipe is installed at the feeding ports, a conical pipe is installed at the inlet end of the inclined feeding pipe, and a sealing blocking cover is installed at the inlet end of the conical pipe.
The collecting mechanism is located a square collecting groove in the upper surface of the supporting table, the square collecting groove is located below the transparent screening cylinder, and a collecting cylinder is installed in the square collecting groove.
The warning mechanism comprises a detection groove fixedly installed on the lower surface of the square collection groove, a pressure sensor is installed in the detection groove, a bearing plate is installed on the upper surface of the pressure sensor, the collection cylinder is placed on the bearing plate, and a warning lamp is installed on one side of the square collection groove.
Protection machanism is equipped with transparent protective housing including the annular groove that is located a supporting bench upper surface, a supporting bench top, and transparent protective housing lower extreme is located the annular groove, and a plurality of permanent magnets are installed to transparent protective housing lower extreme, and the annular groove outside is equipped with a plurality of metal blocks.
Screening mechanism is located a supporting bench top, and end mechanism is located between two fixed stations in the screening mechanism, and transparent filter cylinder one side in the feed mechanism screening mechanism collects the mechanism and is located the transparent filter cylinder below in the feed mechanism, and warning mechanism is located the square collection recess one side of collecting the mechanism, and protection machanism is located a supporting bench top, controller fixed mounting is in a supporting bench one side.
The flour rapid screening device manufactured by the technical scheme of the invention has the advantages that a certain amount of flour is added into the transparent screening cylinder through the inclined feeding pipe and the feeding hole, the sealing baffle cover is covered, the servo motor is started to rotate, the transparent screening cylinder is turned over, the flour falls above the second screen, the servo motor is started to do circulating reciprocating motion, the flour can be shaken, the flour is screened through the second screen, the working efficiency is improved, the circular lifting plate falls below under the action of gravity, and has a pressure on the flour, when the servo motor rotates, the circular rotating plate is driven to rotate, the second screen is driven to rotate, flour blocks are crushed through the friction between the first screen and the second screen, the meshes are prevented from being blocked, the screening efficiency is improved, the weight of the collecting cylinder is detected through the pressure sensor, and whether the flour exists in the transparent screening cylinder or not is conveniently detected, and remind reinforced, can be convenient for install transparent protective housing on a supporting bench through the permanent magnet, prevent that external wind from causing the influence to the face powder screening, only be equipped with a motor, can rock and smash face powder, reduced the cost of manufacture.
Drawings
FIG. 1 is a schematic structural diagram of a flour rapid screening device of the invention;
FIG. 2 is a partial top view of the screening mechanism of the present invention;
FIG. 3 is an enlarged view of a portion of the screening mechanism of the present invention;
FIG. 4 is a partial schematic view of the grinding mechanism of the present invention;
FIG. 5 is an enlarged view of a portion of the feed mechanism of the present invention;
in the figure, 1, a support table; 2. a controller; 3. a fixed table; 4. a servo motor; 5. a coupling; 6. fixing the bearing; 7. a transparent screening cylinder; 8. a rotating shaft; 9. a limiting block; 10. a circular ring lifting plate; 11. a notch; 12. a small pulley; 13. a chute; 14. a first screen; 15. an external thread; 16. a circular ring rotating plate; 17. an internal thread; 18. an annular fixed plate; 19. a second screen; 20. a take-up pulley; 21. a connecting wire; 22. a fixed pulley; 23. a limiting rod; 24. connecting blocks; 25. a fixed block; 26. a return spring; 27. a feed inlet; 28. inclining the feeding pipe; 29. a tapered tube; 30. sealing the blocking cover; 31. a square collection groove; 32. a collection canister; 33. detecting the groove; 34. a pressure sensor; 35. a bearing plate; 36. a warning light; 37. an annular groove; 38. a transparent protective housing; 39. a permanent magnet; 40. a metal block.
Detailed Description
The invention is described in detail below with reference to the drawings, as shown in fig. 1-5.
In this embodiment, the controller 2 is used for controlling, the model of the controller 2 is TPC4-4TDC, the power supply access end of the controller 2 is electrically connected with the industrial electrical interface to be powered on, the industrial electrical interface is electrically connected with the servo motor 4, the pressure sensor 34 and the warning lamp 36 respectively to supply power, and the control signal output end of the controller 2 is electrically connected with the servo motor 4, the pressure sensor 34 and the warning lamp 36 to control the operation thereof through the relay.
The invention is characterized in that the structure design of the screening mechanism is combined with figure 1, figure 2 and figure 3, the screening mechanism comprises fixed stations 3 fixedly arranged at two sides of the upper surface of a supporting table 1, one side of the upper surface of one fixed station 3 is provided with a servo motor 4, the rotating end of the servo motor 4 is provided with a coupler 5, the upper surface of the other fixed station 3 is provided with a fixed bearing 6, a transparent screening cylinder 7 is arranged between the two fixed stations 3, two ends of the middle position of the outer side surface of the transparent screening cylinder 7 are provided with rotating shafts 8, one rotating shaft 8 is fixedly connected with the coupler 5, the other rotating shaft 8 is inserted into the fixed bearing 6, two ends of the inner side surface of the transparent screening cylinder 7 are provided with limit blocks 9, a circular ring lifting plate 10 is arranged in the transparent screening cylinder 7, two ends of the circular ring lifting plate 10 are provided with notches 11, and two side, 9 both sides surfaces of stopper are opened there is spout 13, 12 one end of small-size pulley is located spout 13, install first screen cloth 14 in the ring lifter plate 10, 7 outside both ends of transparent screening cylinder are equipped with external screw thread 15, 7 both ends of transparent screening cylinder are equipped with ring rotor plate 16, 16 internal side surfaces of ring rotor plate are equipped with internal thread 17, internal thread 17 suit is in the 15 outsides of external screw thread, annular fixed plate 18 is installed to 16 internal side surface lower extremes of ring rotor plate, annular fixed plate 18 is terminal to install second screen cloth 190, the problem of its main solution does: after the flour is added into the transparent screening cylinder 7, the circular ring lifting plate 10 can fall above the second screen mesh 19 under the action of gravity, the servo motor 4 drives the transparent screening cylinder 7 to shake, so that the flour is screened by the second screen mesh 19, the working efficiency is improved,
the invention also relates to a structural design of a grinding mechanism, and in the device, with reference to fig. 1 and fig. 4, the grinding mechanism comprises two take-up pulleys 20 fixedly mounted on a rotating shaft 8 near one side of a servo motor 4, a connecting wire 21 is wound on the take-up pulleys 20, fixed pulleys 22 are mounted at two ends of the outer side surface of a transparent screening cylinder 7, a limiting rod 23 is mounted at the outer side of each fixed pulley 22, the fixed pulleys 22 are positioned at one side of the take-up pulleys 20, a connecting block 24 is mounted at one side of a circular ring rotating plate 16, fixed blocks 25 are mounted at two ends of the outer side surface of the transparent screening cylinder 7, a return spring 26 is mounted on each fixed block 25, one end of each return spring 26 is fixedly connected with the corresponding connecting block 24, one end of each connecting wire 21 bypasses the fixed pulleys 22 from the lower part of the limiting rod 23 and is fixedly connected with the corresponding connecting, the main problems to be solved are: the transparent screening cylinder 7 can be driven to rock by the rotation of the servo motor 4, the circular ring rotating plate 16 is respectively stretched by the connecting wire 21 and the return spring 26 to rotate, the second screen 19 and the first screen 14 are driven to generate friction, the flour blocks are ground, the mesh blockage of the flour blocks is prevented, the screening efficiency is improved,
still be equipped with feed mechanism in this application, collect the mechanism, warning mechanism, safeguard mechanism, take off sealed fender lid 30 in the feed mechanism, reinforced back that finishes, cover it again, prevent that flour from spilling, the flour of sieving out holds through the surge drum 31 in collecting the mechanism, detect the weight of surge drum 32 by pressure sensor 34 in the warning mechanism, when its weight does not change, light warning light 36, be convenient for reinforced, can prevent through transparent protective housing 38 in safeguard mechanism that external wind and dust from causing the influence to flour, its concrete working procedure is as follows:
firstly, adding flour: switching on the power supply, removing the upper sealing cover 30, adding flour into the transparent screening cylinder 7 through the tapered tube 29, the inclined feeding tube 28 and the feeding port 27, dropping on the first screen 14, operating on the controller 2, starting the screening process, then placing the lower end of the transparent protective casing 38 into the annular groove 37, fixing the transparent protective casing 38 through the magnetic connection of the permanent magnet 39 and the metal block 40, in the process, preventing the flour from being blown by the outside wind and polluted by the outside dust,
step two, screening: before screening, by setting the length of the connecting wire 21, after the transparent screening cylinder 7 rotates, the connecting wire 21 below the transparent screening cylinder is tightened, the return spring 26 below the transparent screening cylinder is in a tight state, the connecting wire 21 above the transparent screening cylinder is loosened, the return spring above the transparent screening cylinder is in a loose state, the servo motor 4 is started to rotate, the servo motor 4 has the function of determining the rotation angle and drives the rotation shaft 8 to rotate 180 degrees, the transparent screening cylinder 7 is overturned, flour falls on the second screen 19 below the transparent screening cylinder under the action of gravity, the circular lifting plate 10 moves downwards and moves downwards through the movement of the small pulley 12 in the chute 13, the circular lifting plate 10 moves downwards, the controller 2 controls the servo motor 4 to do reciprocating motion, the transparent screening cylinder 7 and the flour therein are shaken to screen the flour, and the flour falls in the collecting cylinder 32 through the second screen 19, when the servo motor 4 rotates reversely, the connecting wire 21 is loosened, the circular ring rotating plate 16 returns to the original position under the pulling force of the return spring 26, so that the circular ring rotating plate 16 can move circularly during the process, the flour can be driven to shake by one motor and is crushed, the manufacturing cost is reduced, the working efficiency is improved,
step three, detection: flour falls into the collecting cylinder 32 after being screened, the weight change of the collecting cylinder 32 is detected by the pressure sensor 34, when the weight change does not occur for a period of time, the flour in the transparent screening cylinder 7 is screened, the controller 2 controls the warning lamp 36 to be turned on for reminding, the servo motor 4 is turned off, the transparent protective shell 38 is taken down by workers, and the flour is added for continuous screening.
The technical solutions described above only represent the preferred technical solutions of the present invention, and some possible modifications to some parts of the technical solutions by those skilled in the art all represent the principles of the present invention, and fall within the protection scope of the present invention.