Rice packing plant
Technical Field
The invention relates to the technical field of rice production equipment, in particular to a rice packaging device.
Background
The rice is one of the indispensable staple foods in the life of people; in the actual processing process of rice, pack the rice with the wrapping bag usually to make things convenient for the transport of rice, also avoid the rice in bulk to sell inconvenient problem simultaneously.
In the prior art, the rice is packaged in the following way: the rice is firstly and manually weighed quantitatively, then the weighed rice is put into a packaging bag, and then the packaging bag is sealed, so that the rice packaging is completed. However, the manual weighing mode is not only inefficient, but also causes errors due to fatigue of operators, which causes inconsistent weight of rice weighed each time and can not meet the processing requirements; in addition, rice hulls are often left in the rice, and in the prior art, only the rice can be packaged, and the residual rice hulls cannot be removed in the rice packaging process, so that normal rice eating of eaters is affected, and the requirements of vast eaters cannot be met.
Therefore, how to remove the residual rice hulls in the rice packaging process and efficiently perform quantitative packaging on the rice is an urgent problem to be solved.
Disclosure of Invention
The invention aims to provide a rice packaging device to solve the problems that in the prior art, residual rice hulls in rice cannot be removed in a rice packaging process, and quantitative packaging cannot be efficiently carried out on the rice.
In order to achieve the aim, the rice packing device comprises a support, wherein a storage box for storing rice is arranged at the upper end of the support, a discharging bin is arranged at the lower end of the storage box, and the discharging bin is communicated with the storage box; the lower end of the discharging bin is provided with a discharging port, the discharging bin further comprises a push rod, a clamping block, a first rack and a second rack, two sides of the support are respectively and fixedly connected with a support rod, the two support rods are oppositely arranged and are positioned below the storage box, one end of each support rod, close to the central axis of the storage box, is hinged with an extrusion block, a torsion spring is arranged at the hinged position of each extrusion block and each support rod, a support block is arranged below each support rod, the first rack is positioned at the upper end of each support block and is in sliding fit with the support block, one side of the first rack is fixedly connected with one end of the push rod, the other end of the push rod is connected with the clamping block, an upright post is fixedly connected onto the support block, the upper end of the upright post is rotatably connected with a gear meshed with the first rack, the gear is positioned between the first rack and the second rack and, the upper end of the first connecting rod is fixedly connected with a horizontal second connecting rod, the two sides of the bracket are fixedly connected with first cylinder bodies, and the first cylinder bodies are located between the supporting rod and the discharging bin. The first cylinder body is connected with a first piston in a sliding manner; the second connecting rod penetrates through the first cylinder body and is connected with the first piston, and the first piston divides the first cylinder body into a first chamber and a second chamber; an air outlet is formed in the side wall of the first cylinder body, and a first spring is connected between the first piston and the side wall of the first cylinder body; a shell is fixedly connected below the first cylinder body, an air guide pipe is communicated between the shell and the first cavity, an air inlet is formed in the side wall of the shell, a driving motor is fixedly arranged below the shell and connected with a rotating shaft, the rotating shaft penetrates through the shell, one part of the rotating shaft is located in the shell, the rotating shaft is in rotating fit with the shell, and a plurality of rotating blades are circumferentially arranged on the part of the rotating shaft located in the shell; the driving motor is connected with a power supply source, and a switch assembly is connected between the power supply source and the driving motor; the second connecting rod is fixedly connected with a vertical third connecting rod, and the upper end of the third connecting rod is fixedly connected with an inserting plate for blocking the discharge hole; the lower part of the bracket is connected with a first supporting plate in a sliding way, the bracket is fixedly connected with a second supporting plate positioned below the first supporting plate, an elastic air bag is arranged between the first supporting plate and the second supporting plate, and a second spring is arranged in the elastic air bag; the supporting rod is fixedly connected with a second cylinder body, a second piston is connected in the second cylinder body in a sliding mode, an insulating rod used for controlling a switch assembly is fixedly connected to one side of the second piston, and a vent pipe is communicated between the second cylinder body and the elastic air bag; the air outlet of one of the first cylinder bodies is communicated with an air discharging pipe, the air discharging pipe is communicated with the lower storage bin, and a strip-shaped opening opposite to the air discharging pipe is formed in the side wall of the lower storage bin.
The working principle of the basic scheme is as follows: firstly, unfolding a packaging bag for containing rice to enable the upper end of the packaging bag to form an opening, placing the packaging bag on a first supporting plate, enabling the side face of the packaging bag to be located between an extrusion block and a clamping block, starting a driving motor to drive a rotating shaft to rotate, driving a rotating blade to rotate by the rotating shaft to form air flow, enabling the air to flow into a first chamber, enabling the pressure in the first chamber to be increased to push a first piston to move towards a second chamber, driving a second connecting rod to move towards a first cylinder body in the moving process of the first piston, driving a first connecting rod to move towards the first cylinder body, driving a second rack to move by the first connecting rod, driving a gear to rotate by the second rack, driving a first rack to move, driving a push rod to drive the clamping block to move towards the packaging bag, simultaneously driving a pull rope by the first connecting rod, and pulling the extrusion block to overcome the elasticity of, namely, the clamping block and the squeezing block are close to each other, so that the packaging bag is clamped and fixed.
In the process that the second connecting rod moves towards the first cylinder body, the second connecting rod drives the third connecting rod to move, the third connecting rod drives the inserting plate to move away from the discharging bin, after the inserting plate is moved away, the rice falls from the discharging bin and falls into the packaging bag, the packaging bag downwards extrudes the first supporting plate along with the continuous increase of the weight of the rice in the packaging bag, the first supporting plate downwards extrudes the elastic air bag, the gas in the elastic air bag is extruded into the second rod cylinder body, the pressure in the second cylinder body is increased, so that the second piston pushes the insulating rod to move, the insulating rod touches the switch assembly, the connection between the driving motor and the power supply source is stopped, the driving motor stops running, the rotating shaft stops rotating, the air blowing into the first cylinder body is stopped, the first piston is pushed to move under the action of the elastic force of the first spring, and the first piston drives the second connecting rod to move away from the, the second connecting rod drives the third connecting rod to move, and the third connecting rod drives the inserting plate to move in the reverse direction towards the discharging hole, so that the discharging hole is blocked, and the rice is prevented from continuously sliding out of the storage box; the first connecting rod moves towards the direction of the extrusion block under the driving of the second connecting rod, the pull rope stops pulling the extrusion block, the extrusion block rotates under the action of the elasticity of the torsion spring, and the extrusion block stops extruding the packaging bag; first connecting rod drives the second rack at the in-process that resets and removes, and second rack drives gear rotation, and the wrapping bag removal is kept away from to the gear drive first rack, and first rack drives the push rod, and the wrapping bag removal is kept away from to the grip block to make the grip block stop to extrude the wrapping bag, it is fixed that the wrapping bag loses the centre gripping of extrusion block and grip block, and the wrapping bag that will be equipped with the rice is tak away, carries out subsequent suture and seals the processing, thereby the completion is packed the ration of rice.
In the process that the first piston moves towards the direction of the second chamber, along with the movement of the first piston, the air outlet is positioned in the first chamber, air is blown into the discharging bin through the air outlet and the air discharging pipe, and residual rice hulls in the rice are blown out of the discharging bin, so that the rice filled into the packaging bag is ensured to have no residual rice hulls; manually placing the next packaging bag between the squeezing block and the clamping block to connect the driving motor with the power supply, repeating the technical scheme, and continuously packaging other rice until all the rice is quantitatively packaged.
The beneficial effect of this basic scheme lies in: 1. by arranging the extrusion block, the clamping block, the inserting plate and the first cylinder body, the packaging bag can be clamped and fixed, and the rice can be ensured to slide from the storage box after the packaging bag is clamped and fixed; 2. by arranging the elastic air bag, the second cylinder body and the switch assembly, the connection between the driving motor and the power supply can be cut off when the rice in the packaging bag reaches the required weight, so that the rice stops falling, and the operation time is provided for an operator to replace the packaging bag; 3. through setting up air outlet, gas release pipe, can realize when putting aside the discharge gate with the picture peg, blow to the unloading storehouse outside remaining rice husk in with the rice through the air current, guarantee that the rice in the wrapping bag does not have the rice husk to remain.
Further, a recycling box is fixedly connected to one side, away from the air discharging pipe, of the discharging bin, an opening is formed in the upper end of the recycling box, a baffle plate used for shielding rice hulls is hinged to the side wall of the recycling box, and the baffle plate is arranged in a direction from the material storage box to the recycling box in an inclined downward mode; the rice husk discharging device is beneficial to collecting the rice husks blown out from the discharging bin, and prevents the rice husks from scattering in the working environment and influencing the packaged rice.
Further, the switch assembly comprises an insulating plate fixedly connected to the support rod, a first terminal and a second terminal are arranged on the insulating plate, the first terminal is electrically connected with the power supply source through an electric wire, the second terminal is electrically connected with the driving motor through an electric wire, the first terminal is hinged to a conducting rod, an insulating tension spring is connected between the conducting rod and the insulating plate, and a through hole used for the insulating rod to pass through is formed in the insulating plate. Through the removal of insulator spindle, control the connected state between driving motor and the power supply to the demand of realization to rice ration packing.
Further preferably, the surface of the extrusion block is provided with a plurality of grooves, and the surface of the clamping block is provided with a plurality of protrusions matched with the grooves. The packaging bag clamping device is favorable for firmly clamping the packaging bag between the extrusion block and the clamping block.
Further optimize, the collection box lateral wall articulates there is flip. The rice husks in the recycling bin can be moved away by opening the turnover cover.
Further optimize, storage tank bottom slope sets up. The rice is favorable for sliding downwards under the self gravity, and the rice is prevented from remaining at the bottom of the storage box.
Drawings
FIG. 1 is a schematic view of an embodiment of a rice packing apparatus according to the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged schematic view at B of FIG. 1;
fig. 4 is a schematic structural diagram of the switch assembly.
Detailed Description
The present invention will be described in further detail below by way of specific embodiments:
reference numerals in the drawings of the specification include: the device comprises a support 1, a storage box 2, a discharging bin 3, a support rod 4, an extrusion block 5, a support block 6, a first rack 7, a push rod 8, a clamping block 9, an upright post 10, a gear 11, a second rack 12, a first connecting rod 13, a nylon rope 14, a second connecting rod 15, a third connecting rod 16, a first cylinder 17, a first piston 18, a first spring 19, an air discharging pipe 20, a shell 21, a rotating shaft 22, a rotating blade 23, a driving motor 24, a power supply 25, a first support plate 26, a second support plate 27, an elastic air bag 28, a second spring 29, an air pipe 30, a second cylinder 31, a second piston 32, an insulating rod 33, an insulating plate 34, a first terminal 35, a second terminal 36, a conductive rod 37, an insulating tension spring 38, a through hole 39, a recycling box 40, a baffle 41, an inserting plate 42 and a packaging bag 43.
The embodiment is basically as shown in the attached figures 1 to 4: a rice packing device comprises a bracket 1, a storage box 2 for storing rice is arranged at the upper end of the bracket 1, a lower bin 3 is arranged at the lower end of the storage box 2, a discharge port is arranged at the lower end of the lower bin 3, the bracket 1 is fixedly connected with two support rods 4 positioned below the storage box 2, the two support rods 4 are oppositely arranged, one ends of the two support rods 4 close to the central axis of the storage box 2 are respectively hinged with an extrusion block 5, a torsion spring is connected between the extrusion block 5 and the support rods 4, a support block 6 is fixedly connected below the support rods 4, a first rack 7 is slidably connected on the support block 6, a push rod 8 is fixedly connected on one side of the first rack 7, one end of the push rod 8 is fixedly connected with a clamping block 9, an upright post 10 is fixedly connected on the support block 6, the upright post 10 is rotatably connected with a gear 11 meshed with the first rack 7, the gear 11 is meshed with a second rack 12, a vertical first connecting, specifically, the nylon rope 14, and a horizontal second connecting rod 15 is fixedly connected to the upper end of the first connecting rod 13. The equal fixedly connected with first cylinder body 17 in support both sides, first cylinder body 17 is located between branch 4 and feed bin 3. A first piston 18 is arranged in the first cylinder 17, and the first piston 18 is in sliding fit with the first cylinder; the second connecting rod 15 passes through the first cylinder 17 and is connected to the first piston 18. The first cylinder 17 is divided into a first chamber and a second chamber by the first piston 18, an air outlet is formed in the side wall of the first cylinder 17, and a first spring 19 is connected between the first piston 18 and the side wall of the first cylinder 17; a shell 21 is fixedly connected to the lower portion of the first cylinder body 17, an air guide pipe is communicated between the shell 21 and the first cavity, and an air inlet is formed in the side wall of the shell 21. A driving motor 24 is fixedly arranged below the shell 21, the driving motor 24 is connected with a rotating shaft 22 through a coupler, the rotating shaft penetrates through the shell 21, one part of the rotating shaft is located in the shell 21, and the rotating shaft 22 is in running fit with the shell 21. Three rotating blades 23 are circumferentially arranged on the part of the rotating shaft 22 in the shell 21, the driving motor 24 is connected with a power supply 25 (which can be an alternating current power supply or a storage battery, etc.), and a switch assembly is connected between the power supply 25 and the driving motor 24; the second connecting rod 15 is fixedly connected with a vertical third connecting rod 16, and the upper end of the third connecting rod 16 is fixedly connected with an inserting plate 42 for blocking the discharge hole; a first supporting plate 26 is vertically and slidably connected to the lower part of the bracket 1, a second supporting plate 27 positioned below the first supporting plate 26 is fixedly connected to the bracket 1, an elastic air bag 28 is arranged between the first supporting plate 26 and the second supporting plate 27, and a second spring 29 is arranged in the elastic air bag 28; the supporting rod 4 is fixedly connected with a second cylinder 31, a second piston 32 is connected in the second cylinder 31 in a sliding mode, one side of the second piston 32 is fixedly connected with an insulating rod 33 used for controlling the switch assembly, and the insulating rod 33 penetrates through the second cylinder 31 and is in sliding fit with the second cylinder. A vent pipe 30 is communicated between the second cylinder 31 and the elastic air bag 28; an air outlet of one of the first cylinder bodies 17 is communicated with an air discharging pipe 20, the air discharging pipe 20 is communicated with the lower material bin 3, and a strip-shaped opening opposite to the air discharging pipe 20 is formed in the side wall of the lower material bin 3.
Specifically, a recycling box 40 is fixedly connected to one side of the lower silo 3, which is far away from the air release pipe 20, an opening is formed in the upper end of the recycling box 40, a baffle 41 used for shielding rice hulls is hinged to the side wall of the recycling box 40, and the baffle 41 is arranged in a downward inclined mode from the storage box 2 to the recycling box 40; the switch assembly comprises an insulating plate 34 fixedly connected to the support rod 4, a first binding post 35 and a second binding post 36 are arranged on the insulating plate 34, the first binding post 35 is electrically connected with the power supply 25 through an electric wire, the second binding post 36 is electrically connected with the driving motor 24 through an electric wire, the first binding post 35 is hinged to a conductive rod 37, an insulating tension spring 38 is connected between the conductive rod 37 and the insulating plate 34, and a through hole 39 for the insulating rod 33 to pass through is formed in the insulating plate 34; the surface of the extrusion block 5 is provided with a plurality of grooves, and the surface of the clamping block 9 is provided with a plurality of bulges matched with the grooves; the side wall of the recycling box 40 is hinged with a turnover cover; the bottom of the material storage box 2 is obliquely arranged.
The specific embodiment of the invention is as follows: firstly, unfolding a packaging bag 43 for containing rice to enable the upper end of the packaging bag 43 to form an opening, placing the packaging bag 43 on a first supporting plate 26, enabling the side face of the packaging bag 43 to be located between an extrusion block 5 and a clamping block 9, starting a driving motor 24 to drive a rotating shaft 22 to rotate, driving a rotating blade 23 to rotate to form air flow by the rotation of the rotating shaft, enabling the air to flow into a first chamber, enabling the pressure in the first chamber to be increased to push a first piston 18 to move towards a second chamber, driving a second connecting rod 15 to move towards a first cylinder 17 in the moving process of the first piston 18, driving a first connecting rod 13 to move towards the first cylinder 17 by the second connecting rod 15, driving a second rack 12 to move, driving a gear 11 to rotate, driving the first rack 7 to move by the gear 11, driving a push rod 8 to move by the first rack 7, driving the clamping block 9 to move towards the packaging bag 43 by the push rod 8, meanwhile, the first connecting rod 13 pulls the nylon rope 14, the nylon rope 14 pulls the extrusion block 5 to rotate towards the packaging bag 43 by overcoming the elasticity of the torsion spring, and the packaging bag 43 is clamped and fixed along with the movement of the first connecting rod 13.
In the process that the second connecting rod 15 moves towards the first cylinder 17, the second connecting rod 15 drives the third connecting rod 16 to move, the third connecting rod 16 drives the inserting plate 42 to move away from the lower bin 3, after the inserting plate 42 is moved away from the discharging hole, the rice falls from the lower bin 3 and falls into the packaging bag 43, as the weight of the rice in the packaging bag 43 is continuously increased, the packaging bag 43 downwards presses the first supporting plate 26, the first supporting plate 26 downwards presses the elastic air bag 28, the air in the elastic air bag 28 is pressed into the second rod cylinder, the pressure in the second cylinder 31 is increased, so that the second piston 32 pushes the insulating rod 33 to move, the insulating rod 33 pushes the conductive rod 37 to upwards rotate against the tensile force of the insulating tension spring 38, the conductive rod 37 stops contacting with the second binding post 36, so that the connection between the driving motor 24 and the power supply 25 is stopped, and the driving motor 24 stops operating, the rotating shaft 22 stops rotating, air blowing into the first cylinder 17 is stopped, the first piston 18 is pushed to move under the action of the elastic force of the first spring 19, the first piston 18 drives the second connecting rod 15 to move away from the first cylinder 17, the second connecting rod 15 drives the third connecting rod 16 to move, and the third connecting rod 16 drives the inserting plate 42 to move in the reverse direction towards the discharging hole, so that the discharging hole is blocked, and rice is prevented from continuously sliding out of the storage box 2; the first connecting rod 13 moves towards the direction of the extrusion block 5 under the driving of the second connecting rod 15, the nylon rope 14 stops pulling the extrusion block 5, the extrusion block 5 rotates under the action of the elasticity of the torsion spring, and the extrusion block 5 stops extruding the packaging bag 43; first link 13 drives second rack 12 at the in-process that resets and removes, second rack 12 drives gear 11 and rotates, gear 11 drives first rack 7 and keeps away from wrapping bag 43 and removes, first rack 7 drives push rod 8, wrapping bag 43 removal is kept away from to grip block 9, thereby make grip block 9 stop to extrude wrapping bag 43, wrapping bag 43 loses the centre gripping of extrusion block 5 and grip block 9 and fixes, the wrapping bag 43 that will be equipped with the rice is taken away, carry out subsequent suture and seal the processing, thereby the completion is packed the ration of rice.
In the process that the first piston 18 moves towards the direction of the second chamber, along with the movement of the first piston 18, air is blown into the blanking bin 3 through the air outlet and the air release pipe 20, and the rice hulls remained in the rice are blown out of the blanking bin 3, so that the rice filled into the packaging bag 43 is ensured to have no rice hull residues; the next packing bag 43 is manually placed between the squeezing block 5 and the clamping block 9, the elastic air bag 28 loses the squeezing force of the first supporting plate 26, and under the action of the elastic force of the second spring 29, the initial state is recovered, so that the air in the second cylinder 31 is sucked into the elastic air bag 28, the pressure in the second cylinder 31 is reduced, the second piston 32 drives the insulating rod 33 to move downwards, the insulating rod 33 stops pushing the conductive rod 37, the conductive rod 37 is in contact with the second binding post 36 under the action of the tensile force of the insulating tension spring 38, the driving motor 24 is connected with the power supply 25, the technical scheme is repeated, and other rice is continuously packed until all the rice is quantitatively packed.
The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It should be noted that, for those skilled in the art, without departing from the structure of the present invention, several changes and modifications can be made, which should also be regarded as the protection scope of the present invention, and these will not affect the effect of the implementation of the present invention and the practicability of the patent. The scope of the claims of the present application shall be determined by the contents of the claims, and the description of the embodiments and the like in the specification shall be used to explain the contents of the claims.