A quantitative filling and packaging device for rice during processing

Abstract

The present application relates to rice processing technical field, disclose a kind of for rice processing's quantitative filling packaging device, including support frame, it is characterized by: the support frame is rotatably connected with the cylinder of material cylinder, two pairs of cross baffles are arranged in the material cylinder, each pair of the cross baffle forms two opposite fan-shaped quantitative bin, the outside of the material cylinder is provided with adjusting mechanism, and the adjusting mechanism drives the included angle change of each pair of cross baffle, the side of the material cylinder corresponding to each quantitative bin is provided with feed inlet, the support frame in the material cylinder upper is provided with feeding hopper, the discharge outlet of the feeding hopper and the feed inlet of the material cylinder can be intermittently coincided, the present application has following advantages and effects: the function of adjustable specification greatly satisfies the demand of producing different specifications bagged rice, practicality is greatly enhanced, and the cost of production equipment is significantly reduced.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of rice processing, in particular to a quantitative filling and packaging device for rice processing. BACKGROUND

[0002] Rice is one of the staple foods in China, and its processing method is constantly developing with the improvement of people's living standards. Generally, rice is processed into edible rice by being subjected to. At present, the rice processing process mainly includes a rice pre-cleaning section, a hulling and separating section, a rice milling and finished product finishing section.

[0003] The specifications of finished packaged rice circulating on the market are different, so the rice needs to be quantified before being packaged. At present, electronic weighing is mostly used for quantitative, and electronic devices are easy to be damaged and have high cost. Traditional mechanical quantitative methods can generally only produce one specification, and it is difficult to change the quantitative specification. If multiple weight finished rice bags need to be produced, multiple quantitative devices need to be prepared, and the cost of the production line is further increased. Therefore, a filling and packaging device that can adaptively adjust the quantitative specification is needed. SUMMARY

[0004] The purpose of the present application is to provide a quantitative filling and packaging device for rice processing, which has the effects of adjustable quantitative size, expanded application range, and long service life.

[0005] The above technical purpose of the present application is achieved by the following technical scheme: a support frame is provided, characterized in that: a cylindrical barrel is rotatably connected in the support frame, two pairs of intersecting baffles are arranged in the barrel, each pair of intersecting baffles forms two opposite fan-shaped quantitative bins, an adjusting mechanism for changing the included angle of each pair of intersecting baffles is arranged on the outer side of the barrel, a feeding port corresponding to each quantitative bin is arranged on the side of the barrel, a feeding hopper is arranged in the support frame above the barrel, and the discharge port of the feeding hopper and the feeding port of the barrel can be intermittently coincided.

[0006] By adopting the above technical scheme, the barrel is divided into four quantitative bins by the two pairs of intersecting baffles, and the included angle between each pair of intersecting baffles can be adjusted, so that the volume of the two quantitative bins formed by each pair of intersecting baffles can be changed. Thus, the adjustment can be adaptively made according to the demand of bagging weight, the function of adjusting the specification greatly meets the demand of producing different specification bagged rice, the practicability is greatly enhanced, and the cost of production equipment is significantly reduced.

[0007] The further arrangement of the present application is that the adjusting mechanism comprises two parallel arranged arc-shaped racks, the centers of the two arc-shaped racks are concentric with the center of the circumference surface of the barrel, the two ends of each arc-shaped rack are respectively fixedly connected with the vertical plates of the same side of the two adjacent pairs of intersecting baffles, a driving gear is engaged between the two arc-shaped racks, the driving gear is coaxially fixed with a locking gear, the end of the driving shaft in the driving gear and the locking gear is fixedly connected with a hand lever, a clamping claw is fixed on the barrel on the side of the locking gear, the clamping claw comprises two mirror image hinged supporting claws, the supporting claws comprise an operating part and a clamping part, the operating part is a straight plate, the clamping part is an arc-shaped plate, the two supporting claws are connected by a torsion spring, the torsion spring drives the two straight plates to be far away from each other to form a V shape and drives the two arc-shaped plates to be close to each other and abut on the teeth of the locking gear.

[0008] By adopting the above technical scheme, the two arc-shaped racks are in a parallel state on the circumference side of the barrel, when the hand lever is rotated to drive the driving gear to rotate, the two arc-shaped racks can be driven to move away from each other or close to each other, and since the two ends of each arc-shaped rack are respectively fixedly connected with the vertical plates of the same side of the two adjacent pairs of intersecting baffles, the vertical plates on the left side and the vertical plates on the right side of the two pairs of intersecting baffles can move away from each other or close to each other, when they move away from each other, the included angle formed by each pair of intersecting baffles becomes larger, and the volume of the quantitative bin becomes larger, when they close to each other, the included angle formed by each pair of intersecting baffles becomes smaller, and the volume of the quantitative bin becomes smaller, and since the rotation rates of the two arc-shaped racks are the same, the final volumes of the four quantitative bins after the change can always be the same, which ensures that the weight of the rice after each adjustment of the volume of the quantitative bin and after each packaging is consistent, and further ensures the discharging efficiency; the adjusting mechanism rotates with the barrel, so the structure of the clamping claw is provided to prevent the driving gear from rotating randomly, when the clamping claw is in a static state, the torsion spring drives the two arc-shaped plates to close to each other and abut on the locking gear, preventing the driving gear from rotating, when it is necessary to adjust the driving gear, the two operating parts are driven to close to each other, and the two arc-shaped plates move away from each other, releasing the force acting on the locking gear, so that the adjustment can be made according to the requirements, and the stability of the entire adjusting mechanism is improved by providing the clamping claw.

[0009] The further arrangement of the present application is that a limiting cylinder with two circumference surface openings is attached to the barrel, the limiting cylinder is fixed on the support, the top and bottom of the limiting cylinder are mirror image provided with material receiving baffles and discharging baffles in the shape of a four-pronged table, the feeding hopper is located in the material receiving baffles, and the bottom end of the discharging baffles is fixedly connected with the top of the discharging hopper.

[0010] By adopting the above technical scheme, the limiting cylinder can ensure that the rice entering the quantitative bin from the feeding hopper will not fall off when the barrel rotates, and can smoothly enter the discharging hopper for subsequent bagging and packaging processes, ensuring the smoothness of the entire process.

[0011] Further arrangement of the present application: the support frame of the opposite side of the hopper is fixed with abutting plate, two abutting plates are close to each other in the direction away from the discharge baffle, the bottom of the opposite side of the hopper is hinged with two discharge plates, the discharge plates are U-shaped and arranged oppositely, the side plates of the same side of the two discharge plates are connected by connecting rods, the number of connecting rods is 2 and they are cross-shaped and hinged on the upper and lower ends of the side plates of the same side discharge plate, the top of the side plate of one side of the discharge plate is hinged with the output shaft of the driving cylinder, the driving cylinder drives the two discharge plates to move away from each other and abut on the inner side of the two abutting plates, and the inner side of the abutting plate is further provided with an elastic layer.

[0012] By adopting the above technical scheme, when the piston rod of the driving cylinder is elongated, the discharge plate on one side is driven to rotate away from the outlet of the hopper, at the same time, since the connecting rods are connected between the discharge plates and the two connecting rods are cross-shaped, when the discharge plate on one side moves away from the outlet of the hopper, the discharge plate on the other side is driven to move away from the outlet, and the material in the hopper is smoothly discharged, when the two discharge plates move away from each other, the outer side thereof can abut on the abutting plate, and the packaging bag can be clamped between them, the elastic layer is arranged to improve the clamping force and the stability during rice bagging.

[0013] Further arrangement of the present application: the bag feeding mechanism further comprises a support, two bag expanding rods are slidably connected to both ends of a double-headed screw rod in the support, a rotatable circular plate is vertically fixed to the bottom end of each bag expanding rod, a sliding block is arranged at the top end of each bag expanding rod, the two sliding blocks are slidably connected to the double-headed screw rod and a sliding rod, the double-headed screw rod and the sliding rod are rotatably connected and fixedly connected to a fixed cylinder at the ends thereof, a clamping strip one is protruded along the axial direction on the circumferential surface of the fixed cylinder, the clamping strip one is in key connection with a sleeve one which is sleeved outside the fixed cylinder, a clamping strip two is protruded along the axial direction on the circumferential surface of the sleeve one, the clamping strip one is in key connection with a sleeve two which is sleeved outside the sleeve one, a gear one, a gear two and a gear three are respectively fixedly sleeved to the outside of the sleeve one, the double-headed screw rod and the sleeve two, the gear one, the gear two and the gear three are respectively in external engagement with a rack one, a rack two and a rack three on a driving plate, the driving plate is U-shaped and the two horizontal plates are parallel to a bag placing plate at the bottom of the support, the rack one is located below the bottom surface of the upper end horizontal plate of the driving plate, the rack two and the rack three are located on the upper surface of the lower end horizontal plate of the driving plate, the toothed portions on the rack one, the rack two and the rack three are sequentially connected, the toothed portion on the rack three comprises two spaced segments, and the vertical plate of the driving plate is fixedly connected with the output shaft of a bag feeding cylinder.

[0014] By adopting the above technical scheme, since the fixed cylinder, sleeve one and sleeve two are connected by the clamping strip one and the clamping strip two respectively, when the gear one and the gear three rotate, the fixed cylinder rotates, the fixed cylinder rotates to drive the bag expanding rod to rotate on the support, when the gear two rotates, the sliding block slides on the double-headed screw rod and the sliding rod, and the two bag expanding rods move away from or close to each other, when in a static state, the bag expanding rod and the support form an acute angle and the circular plate is away from the support, when the bag loading cylinder drives the driving plate to slide, the rack one is first engaged with the gear one, the gear one rotates counterclockwise, the bag expanding rod is close to the support and perpendicular to the bag placing plate on the support, at this time, the circular plate at the end of the bag expanding rod enters the open packaging bag, then the rack two is engaged with the gear two, the gear two rotates to drive the sliding block to slide, the two bag expanding plates move away from each other, the circular plate moves to the farthest end in the packaging bag, and the packaging bag is expanded, with the driving plate further sliding, the rack three is engaged with the gear three, since the rack three is located on the upper surface of the driving plate lower end horizontal plate, the gear three rotates clockwise, the bag expanding rod rotates clockwise to send the packaging bag to the lower side of the feeding hopper, and there is a gap without teeth on the rack three, at this time, the bag expanding rod is paused, the gap is used for the driving cylinder to drive the two feeding plates to move away from each other and abut on the inner side surfaces of the two abutting plates, and the packaging bag is clamped, then the gear three is engaged with the rack three again, the bag expanding rod continues to rotate clockwise and comes out of the packaging bag, the packaging bag is released, the packaging bag is no longer taut, after the above-mentioned actions, the extension rod of the bag loading cylinder retreats, the bag expanding rod rotates counterclockwise to be perpendicular to the bag placing plate on the support, the two bag expanding rods move close to each other, the bag expanding rod rotates clockwise to form an acute angle with the support, and returns to the initial state, by arranging the bag loading mechanism, the bag loading action is realized, and the rice feeding into the bag is efficiently completed in cooperation with the feeding part.

[0015] Further arrangement of the present application is that the bag loading mechanism further comprises a bag taking cylinder slidingly connected to the support, a suction cup one is fixed at the end of the piston rod of the bag taking cylinder, a suction cup two is arranged at one end of the bag placing plate, and the suction cup two is close to the support.

[0016] By adopting the above technical scheme, the bag taking cylinder slides to the bag placing plate after sucking the packaging bag from the outside, the open end of the packaging bag is placed above the suction cup two, then the piston rod of the bag taking cylinder retracts, the suction cup one rises, and the suction cup one and the suction cup two jointly open the packaging bag, at this time, the circular plate on the bag expanding rod is conveniently extended into the bag for subsequent bag expanding.

[0017] Further arrangement of the present application is that the support under the feeding hopper is provided with a conveying belt, the number of the conveying belts is two and the conveying belts are V-shaped and rotationally connected to the support, and the conveying belts are provided with a bag sealing mechanism at the ends.

[0018] By adopting the above technical solution, the conveyor belt is set in a V-shape, which helps to improve the stability of the packaging bag during transportation after filling, and the bag can be directly sealed afterward.

[0019] A further feature of the present invention is that angle scale lines are provided on the circumferential surface of the barrel.

[0020] By adopting the above technical solution and setting angle scale lines, the volume of the quantitative chamber after adjustment can be clearly defined.

[0021] A further feature of the present invention is that each of the arc-shaped racks is provided with an arc-shaped baffle at both ends.

[0022] By adopting the above technical solution, the arc-shaped rack and the cross baffle are connected by a short rod, so an open arc groove is provided on the circumferential side of the material cylinder. By setting an arc baffle, the open arc groove is covered to prevent the open arc groove from leaking out after adjustment, which would cause the material to spill.

[0023] The beneficial effects of this invention are:

[0024] 1. Two pairs of cross baffles are set to divide the material cylinder into 4 quantitative bins, and the included angle between each pair of cross baffles can be adjusted. The volume of the two quantitative bins formed by each pair of cross baffles can be changed. This allows for adaptive adjustment according to the bag weight requirements. The adjustable specification function greatly meets the needs of producing bagged rice of different specifications, greatly enhances practicality, and significantly reduces the cost of production equipment.

[0025] 2. By setting up an upper bag mechanism, the packaging bags can be fed quickly, which, together with the lower bag mechanism, can efficiently complete the process of putting rice into bags. Attached Figure Description

[0026] To more clearly illustrate the technical solutions in the embodiments of the present invention, the accompanying drawings used in the description of the embodiments will be briefly introduced below. Obviously, the accompanying drawings described below are only some embodiments of the present invention. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0027] Figure 1 This is a schematic diagram of the structure of the present invention.

[0028] Figure 2 yes Figure 1 A schematic diagram of the structure from another side.

[0029] Figure 3 This is a schematic diagram of the material cylinder structure in this invention.

[0030] Figure 4 yes Figure 3 Schematic diagram of internal and external structure.

[0031] Figure 5 is the structural schematic diagram of the bag feeding mechanism in the application.

[0032] Figure 6 is the structural schematic diagram of the bag feeding mechanism in the application.

[0033] Figure 7 is Figure 6 is another side structural schematic diagram

[0034] In the figure, 1, support frame; 2, barrel; 3, cross baffle; 4, dosing bin; 5, adjusting mechanism; 51, arc-shaped rack; 52, driving gear; 53, locking gear; 54, hand lever; 6, feeding port; 7, feeding hopper; 8, clamping claw; 81, operating part; 82, clamping part; 9, bag feeding mechanism; 91, support; 92, double-end screw; 93, bag expanding rod; 94, round plate; 95, sliding block; 96, sliding rod; 97, fixed cylinder; 98, sleeve one; 99, sleeve two; 910, gear one; 911, gear two; 912, gear three; 913, driving plate; 914, rack one; 915, rack two; 916, rack three; 917, bag taking cylinder; 918, suction cup one; 919, suction cup two; 10, material receiving baffle; 11, discharging baffle; 12, lower hopper; 13, abutting plate; 14, discharging plate; 15, connecting rod; 16, driving cylinder; 17, limiting cylinder; 18, bag placing plate; 19, conveying belt; 20, angle scale line; 21, shielding plate; 22, bag feeding cylinder. DETAILED DESCRIPTION

[0035] The technical solutions of the present application will be described clearly and completely below in combination with specific embodiments. Obviously, the described embodiments are only some of the embodiments of the present application, rather than all the embodiments. Based on the embodiments of the present application, all the other embodiments obtained by those skilled in the art without creative work fall within the scope of protection of the present application.

[0036] Embodiment, a kind of dosing filling packaging device for rice processing, as shown in Figures 1-7As shown, including support frame 1, characterized by: support frame 1 in the rotating connection with the cylinder barrel 2, barrel 2 is provided with two pairs of cross baffle 3, each pair of cross baffle 3 forms two opposite sector ration warehouse 4, barrel 2 outside surface is provided with adjusting mechanism 5 of driving each pair of cross baffle 3 angle change, each ration warehouse 4 corresponding barrel 2 side is provided with feed inlet 6, the support frame 1 in the upper part of barrel 2 is provided with feeding hopper 7, the discharge outlet of feeding hopper 7 and the feed inlet 6 of barrel 2 can be intermittent coincidence, set two pairs of cross baffle 3 will barrel 2 is divided into 4 ration warehouse 4, and the angle between each pair of cross baffle 3 can be adjusted, then the volume of two ration warehouse 4 formed by each pair of cross baffle 3 can change, so as to adapt to the demand of bagged weight, the adjustable specification function greatly meets the demand of producing different specifications of bagged rice, the practicability is greatly enhanced, the cost of production equipment is significantly reduced.

[0037] Further, the adjusting mechanism 5 comprises two arc-shaped racks 51 arranged in parallel, the centers of the two arc-shaped racks 51 correspond to the center of the circumferential surface of the material cylinder 2, the two ends of each arc-shaped rack 51 are fixedly connected with the vertical plates of the same side of the adjacent two pairs of intersecting baffles 3, respectively, a driving gear 52 is engaged between the two arc-shaped racks 51, the driving gear 52 is coaxially fixed with a locking gear 53, the driving shafts in the driving gear 52 and the locking gear 53 are fixedly connected with a hand lever 54 at the ends, the material cylinder 2 on the side of the locking gear 53 is fixedly connected with a clamping jaw 8, the clamping jaw 8 comprises two mirror-image hinged branch jaws, the branch jaws comprise an operating part 81 and a clamping part 82, the operating part 81 is a straight plate, the clamping part 82 is an arc-shaped plate, the two branch jaws are connected by a torsion spring, the torsion spring drives the two straight plates to be far away from each other to form a V shape and drives the two arc-shaped plates to be close to each other and abut on the teeth of the locking gear 53, the two arc-shaped racks 51 are in a parallel state on the circumferential surface of the material cylinder 2, when the hand lever 54 is rotated to drive the driving gear 52 to rotate, the two arc-shaped racks 51 can be driven to move away from each other or close to each other, and since the two ends of each arc-shaped rack 51 are fixedly connected with the vertical plates of the same side of the adjacent two pairs of intersecting baffles 3, respectively, the vertical plates on the left side and the vertical plates on the right side of the two pairs of intersecting baffles 3 can move away from each other or close to each other, when they move away from each other, the included angle formed by each pair of intersecting baffles 3 becomes larger, and the volume of the quantitative bin 4 becomes larger, when they close to each other, the included angle formed by each pair of intersecting baffles 3 becomes smaller, and the volume of the quantitative bin 4 becomes smaller, and since the rotation rates of the two arc-shaped racks 51 are the same, the final volumes of the four quantitative bins 4 after the change can always be the same, which ensures that the weight of the rice after each adjustment of the volume of the quantitative bin 4 and after each packaging is consistent, further ensuring the discharging efficiency; the adjusting mechanism 5 rotates with the material cylinder 2, so the structure of the clamping jaw 8 is provided to prevent the driving gear 52 from rotating randomly, when the clamping jaw 8 is in a stationary state, the torsion spring drives the two arc-shaped plates to move close to each other and abut on the locking gear 53, preventing the driving gear 52 from rotating, when it is necessary to adjust and rotate the driving gear 52, the two operating parts 81 are driven to move close to each other, and then the two arc-shaped plates move away from each other, releasing the force acting on the locking gear 53, so that the adjustment can be made according to the requirements, and the stability of the entire adjusting mechanism 5 is improved by providing the clamping jaw 8.

[0038] Further, the material cylinder 2 is externally and continuously sleeved with two circumferential surface opening limiting cylinders 17, the limiting cylinders 17 are fixed on the support 91, the top and bottom of the limiting cylinder 17 are mirror-image provided with the four-prism-taip-shaped material receiving baffles 10 and the discharging baffles 11, the feeding hopper 7 is located in the material receiving baffles 10, the bottom end of the discharging baffles 11 is fixedly connected with the top of the discharging hopper 12, the limiting cylinder 17 can ensure that the rice entering the quantitative bin 4 from the feeding hopper 7 does not fall off when the material cylinder 2 rotates, and can smoothly enter the discharging hopper 12 for subsequent bagging and packaging processes, ensuring the smoothness of the entire process.

[0039] Further, the support frame 1 on the two sides of the lower hopper 12 is fixed with the abutment plate 13, the two abutment plates 13 are close to each other in the direction away from the discharge baffle 11, the bottom of the two side surfaces of the lower hopper 12 is hinged with two lower discharge plates 14, the two lower discharge plates 14 are oppositely arranged in U shape, the side plates on the same side of the two lower discharge plates 14 are connected by the connecting rod 15, the number of the connecting rod 15 is 2 and it is cross-shaped and hinged on the upper and lower ends of the side plates of the same side lower discharge plate 14, the side plate of the lower discharge plate 14 on one side is hinged on the top of the output shaft of the driving cylinder 16, the driving cylinder 16 drives the two lower discharge plates 14 to move away from each other and abut on the inner side of the two abutment plates 13, the inner side of the abutment plate 13 is further provided with an elastic layer, when the piston rod of the driving cylinder 16 is elongated, it drives the lower discharge plate 14 on one side to rotate away from the outlet of the lower hopper 12, at the same time, since the connecting rod 15 is connected between the two lower discharge plates 14 and the two connecting rods 15 are cross-shaped, when the lower discharge plate 14 on one side moves away from the outlet of the lower hopper 12, it drives the lower discharge plate 14 on the other side to move away from the outlet, so as to smoothly discharge the material in the lower hopper 12, when the two lower discharge plates 14 move away from each other, the outer side thereof can abut on the inner side of the abutment plate 13, so as to clamp the packaging bag between them, the elastic layer is arranged to improve the clamping force and the stability of the rice bagging.

[0040] Further, the bagging mechanism 9 is further included, the bagging mechanism 9 includes a support 91, two bag expanding rods 93 are slidably connected to both ends of a double-end screw rod 92 in the support 91, a rotatable circular plate 94 is vertically fixed to the bottom end of each bag expanding rod 93, a sliding block 95 is arranged at the top end of each bag expanding rod 93, the two sliding blocks 95 are slidably connected to the double-end screw rod 92 and a sliding rod 96, the double-end screw rod 92 and the sliding rod 96 are rotatably connected and fixedly connected to a fixed cylinder 97 respectively, a clamping strip one is axially protruded on the circumferential surface of the fixed cylinder 97, the clamping strip one is keyed connected to a sleeve one 98 which is sleeved on the outside of the fixed cylinder 97, a clamping strip two is axially protruded on the circumferential surface of the sleeve one 98, the clamping strip two is keyed connected to a sleeve two 99 which is sleeved on the outside of the sleeve one 98, a gear one 910, a gear two 911 and a gear three 912 are respectively fixedly sleeved on the outside of the sleeve one 98, the double-end screw rod 92 and the sleeve two 99, the gear one 910, the gear two 911 and the gear three 912 are respectively externally meshed with a rack one 914, a rack two 915 and a rack three 916 on a driving plate 913, the driving plate 913 is in a U shape and two horizontal plates are parallel to the bag placing plate 18 at the bottom of the support 91, the rack one 914 is located at the lower bottom surface of the upper end horizontal plate of the driving plate 913, the rack two 915 and the rack three 916 are located at the upper surface of the lower end horizontal plate of the driving plate 913, the toothed portions at the upper ends of the rack one 914, the rack two 915 and the rack three 916 are sequentially connected, the toothed portion on the rack three 916 includes two sections with intervals, the vertical plate of the driving plate 913 is fixedly connected with the output shaft of the bagging cylinder 22, since the fixed cylinder 97, the sleeve one 98 and the sleeve two 99 are respectively keyed connected through the clamping strip one and the clamping strip two, when the gear one 910 and the gear three 912 rotate, the fixed cylinder 97 will be driven to rotate, the fixed cylinder 97 rotating will drive the bag expanding rods 93 to rotate on the support 91, when the gear two 911 rotates, the sliding blocks 95 will slide on the double-end screw rod 92 and the sliding rod 96, then the two bag expanding rods 93 will move away from or close to each other, when in a stationary state, the bag expanding rods 93 are at an acute angle with the support 91 and the circular plates 94 are away from the support 91, when the bagging cylinder 22 drives the driving plate 913 to slide, the rack one 914 first meshes with the gear one 910, the gear one 910 rotates counterclockwise, drives the bag expanding rods 93 to close to the support 91 and to be perpendicular to the bag placing plate 18 on the support 91, at this moment, the circular plates 94 at the ends of the bag expanding rods 93 enter the open packaging bag, then the rack two 915 meshes with the gear two 911, the gear two 911 rotates, drives the sliding blocks 95 to slide, the two bag expanding rods 93 move away from each other, the circular plates 94 move to the farthest end in the packaging bag, the packaging bag is expanded, with the driving plate 913 further sliding, the rack three 916 meshes with the gear three 912, since the rack three 916 is located at the upper surface of the lower end horizontal plate of the driving plate 913, the gear three 912 rotates clockwise, drives the bag expanding rods 93 to rotate clockwise to send the packaging bag to the lower side of the hopper 12, and there is a section without teeth on the rack three 916, at this moment, the bag expanding rods 93 are paused,The gap is used to drive the cylinder 16 to drive the two blanking plates 14 away from each other and abut the inner side of the two abutting plates 13 respectively, so as to clamp the packaging bag, and then the gear three 912 is engaged with the gear rack three 916 again, the bag expanding rod 93 continues to rotate clockwise out of the packaging bag, releases the opening force of the packaging bag, and the packaging bag is no longer taut. After the above-mentioned action is completed, the telescopic rod of the bag feeding cylinder 22 retreats, the bag expanding rod 93 realizes counterclockwise rotation in turn to be perpendicular to the bag placing plate 18 of the support 91, the two bag expanding rods 93 are close to each other, the bag expanding rod 93 rotates clockwise to form an acute angle with the support 91, and returns to the initial state. By arranging the bag feeding mechanism 9, the feeding action of the packaging bag is realized, and the process of rice into the bag is efficiently completed in cooperation with the blanking part.

[0041] Further, the bag feeding mechanism 9 further comprises a bag taking cylinder 917 slidingly connected to the support 91, and a suction cup I 918 is fixed to the end of the piston rod of the bag taking cylinder 917. One end of the bag placing plate 18 is provided with a suction cup II 919 close to the support frame 1. The bag taking cylinder 917 slides to the bag placing plate 18 after sucking the packaging bag from the outside, so that the open end of the packaging bag is placed above the suction cup II 919. Then the piston rod of the bag taking cylinder 917 retracts, the suction cup I 918 rises, and the suction cup I 918 and the suction cup II 919 together open the packaging bag. At this time, the disc 94 on the bag expanding rod 93 extends into the bag for subsequent bag expanding.

[0042] Further, the support frame 1 below the blanking hopper 12 is provided with a conveying belt 19. The conveying belt 19 is V-shaped and is connected to the support frame 1 in a rotating manner. The conveying belt 19 is provided with a bag sealing mechanism at the end. The V-shaped conveying belt 19 helps to improve the stability of the packaging bag during conveying after loading, and the packaging bag can be directly sealed for subsequent processing.

[0043] Further, the circumference of the material cylinder 2 is provided with an angle scale 20.

[0044] By adopting the above technical scheme, the volume of the quantitative bin 4 after adjustment is facilitated and clear by arranging the angle scale 20.

[0045] Further, the arc-shaped toothed rack 51 is further provided with an arc-shaped shielding plate 21 at both ends. The arc-shaped toothed rack 51 is connected to the cross blocking plate 3 through a short rod. Therefore, the circumference of the material cylinder 2 is provided with an open arc groove. The arc-shaped shielding plate 21 is arranged to shield the open arc groove, so as to avoid material falling out of the open arc groove after adjustment.

Claims

1. A quantitative filling and packaging device for rice processing, comprising a support frame (1), characterized in that: A cylindrical material cylinder (2) is rotatably connected to the support frame (1). Two pairs of cross baffles (3) are provided inside the material cylinder (2). Each pair of cross baffles (3) forms two opposing fan-shaped metering bins (4). An adjustment mechanism (5) is provided on the outer side of the material cylinder (2) to drive the angle of each pair of cross baffles (3) to change. A feed inlet (6) is provided on the side of the material cylinder (2) corresponding to each metering bin (4). A feeding hopper (7) is provided inside the support frame (1) above the material cylinder (2). The discharge port of the feeding hopper (7) and the feed inlet (6) of the material cylinder (2) can intermittently coincide. The adjustment mechanism (5) includes two parallel arc-shaped racks (51). The center of the two arc-shaped racks is concentric with the center of the circumference of the material cylinder (2). The two ends of each arc-shaped rack (51) are respectively connected to the opposite side. The support plates on the same side of the two pairs of cross baffles (3) are vertically fixedly connected. The two arc-shaped racks (51) are meshed with a drive gear (52). The drive gear (52) is coaxially fixed with a locking gear (53). The drive shaft ends of the drive gear (52) and the locking gear (53) are vertically fixed with a hand crank (54). The material cylinder (2) on the side of the locking gear (53) is fixed with a clamping claw (8). The clamping claw (8) includes two mirror-hinged claws. The claw includes an operating part (81) and a locking part (82). The operating part (81) is a straight plate. The locking part (82) is an arc-shaped plate. The two claws are connected by a torsion spring. The torsion spring drives the two straight plates to move away from each other to form a V shape and drives the two arc-shaped plates to move closer and abut against the teeth of the locking gear (53).

2. The quantitative filling and packaging device for rice processing according to claim 1, characterized in that: The material cylinder (2) is fitted with two circumferentially open limiting cylinders (17). The limiting cylinders (17) are fixed on the support frame (1). The top and bottom of the limiting cylinders (17) are mirrored with a frustum-shaped receiving baffle (10) and a discharge baffle (11). The feeding hopper (7) is located inside the receiving baffle (10). The bottom end of the discharge baffle (11) is fixedly connected to the top of the feeding hopper (12).

3. A quantitative filling and packaging device for rice processing according to claim 2, characterized in that: The feeding hopper (12) has abutment plates (13) fixed on the support frame (1) on both sides. The two abutment plates (13) approach each other in the direction away from the discharge baffle (11). The bottom of the feeding hopper (12) on both sides is hinged with two feeding plates (14). The feeding plates (14) are arranged in a U-shape facing each other. The side plates on the same side of the two feeding plates (14) are connected by connecting rods (15). There are two connecting rods (15) in total, which are cross-shaped and respectively hinged to the upper and lower ends of the side plate of the same side feeding plate (14). The top of the side plate of one side feeding plate (14) is hinged to the output shaft of the driving cylinder (16). The driving cylinder (16) drives the two feeding plates (14) to move away from each other and abut against the inner side of the two abutment plates (13). The inner side of the abutment plate (13) is also provided with an elastic layer.

4. A quantitative filling and packaging device for rice processing according to claim 1, characterized in that: It also includes a bag-loading mechanism (9), which includes a bracket (91). The bracket (91) has two bag-expanding rods (93) slidably connected to both ends of a double-ended lead screw (92). A rotatable circular plate (94) is vertically fixed to the bottom end of each bag-expanding rod (93). A slider (95) is provided at the top of each bag-expanding rod (93). The two sliders (95) are slidably connected to the double-ended lead screw (92) and a sliding rod (96). 2) The ends of the sliding rod (96) are rotatably connected and fixedly connected in the fixed cylinder (97). The fixed cylinder (97) has a retaining strip protruding axially on its circumferential surface. The retaining strip is keyed to the sleeve (98) sleeved outside the fixed cylinder (97). The sleeve (98) has a retaining strip protruding axially on its circumferential surface. The retaining strip is keyed to the sleeve (99) sleeved outside the sleeve (98). The sleeve (98), the double-ended lead screw (92), and Gear 1 (910), gear 2 (911), and gear 3 (912) are respectively fitted and fixed on the outside of sleeve 2 (99). Gear 1 (910), gear 2 (911), and gear 3 (912) mesh with rack 1 (914), rack 2 (915), and rack 3 (916) on drive plate (913), respectively. Drive plate (913) is U-shaped and its two horizontal plates are parallel to the bag plate (18) at the bottom of bracket (91). (914) is located on the lower bottom surface of the upper horizontal plate of the drive plate (913). The second rack (915) and the third rack (916) are located on the upper surface of the lower horizontal plate of the drive plate (913). The toothed parts of the first rack (914), the second rack (915) and the third rack (916) are connected end to end in sequence. The toothed part of the third rack (916) includes two spaced segments. The vertical plate of the drive plate (913) is fixedly connected to the output shaft of the upper bag cylinder (22).

5. A quantitative filling and packaging device for rice processing according to claim 4, characterized in that: The bag-loading mechanism (9) also includes a bag-removing cylinder (917) slidably connected to the bracket (91). The piston rod end of the bag-removing cylinder (917) is fixed with a suction cup one (918), and a suction cup two (919) is provided at one end of the bag-placing plate (18). The suction cup two (919) is close to the support frame (1).

6. A quantitative filling and packaging device for rice processing according to claim 5, characterized in that: A conveyor belt (19) is provided in the support frame (1) below the hopper (12). There are two conveyor belts (19) that are connected to the support frame (1) in a V-shape. A bag sealing mechanism is provided at the end of the conveyor belt (19).

7. A quantitative filling and packaging device for rice processing according to claim 6, characterized in that: Angle scale lines (20) are provided on the circumferential surface of the material cylinder (2).

8. A quantitative filling and packaging device for rice processing according to claim 7, characterized in that: Each of the arc-shaped racks (51) is also provided with arc-shaped baffles (21) at both ends.

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