CN212686117U - Unloader of anti-sticking material - Google Patents

Abstract

The utility model discloses an unloader of anti-sticking material belongs to equipment for packing technical field. It includes hopper down, the bottom opening part of hopper has seted up a plurality of and has kept away the position groove down, a plurality of keep away the position groove and set up along circumference, adjacent two it is provided with the direction lamella to keep away between the position groove, on the vertical projection face of hopper down, all have one of relative setting to keep away position groove and a direction lamella on the arbitrary diameter direction. The utility model discloses a bottom of hopper sets up the relative groove and the guide flap of keeping away that sets up under, and the unloading size that will hopper bottom down is increased to an by d in other words, and on the vertical projection direction, the diameter size of inscription circle is still for d to the bottom of guide flap is constituteed to the prerequisite that does not hinder the wrapping bag cover on hopper down, has increased and has kept away a space, the card material phenomenon that can significantly reduce.

Description

Unloader of anti-sticking material

Technical Field

The utility model belongs to the technical field of equipment for packing, more specifically say, relate to an unloader of anti-sticking material.

Background

In food packaging, a discharge hopper is often used to introduce the material into the packaging bag, which is typically fitted over the bottom of the discharge hopper. Mix nut class food in packing production, need drop into the wrapping bag with multiple nut material and oxygen absorbent material package, because oxygen absorbent material package size is big on the left, the phenomenon of oxygen absorbent material package card bottom down often appears, need stop the line maintenance, when solving card material phenomenon, has two kinds of easy directly think methods: firstly, a section of the bottom of a discharging hopper is directly cut off along a horizontal plane, and the diameter of the bottommost part of the discharging hopper is enlarged so as to reduce the phenomenon of material blockage; and the size of the oxygen absorbent material bag is reduced, and the phenomenon of material blockage can also be reduced. However, the first method may cause that originally matched packaging bags cannot be sleeved at the bottom of the discharging hopper, the sizes of the packaging bags are required to be synchronously modified, the packaging bags are generally purchased finished products, the sizes of the packaging bags are required to be placed again from a supplier, the delivery cycle will affect the production progress, and the stored packaging bags of the original sizes are all scrapped; in the second method, the oxygen absorbent material bag is also a purchased finished product, the size modification needs the cooperation of suppliers, the oxygen absorbent material bag with a reduced size can influence the actual oxygen absorption effect, the oxygen absorbent material bag is designed to consume oxygen in the packaging bag, so that the preservation period and the quality guarantee period of food are prolonged, if the size of the oxygen absorbent material bag is reduced, the effective oxygen absorption components in the oxygen absorbent material bag are reduced, the oxygen absorption effect can be directly influenced, and the food quality is further influenced. The two methods respectively bring certain adverse effects on production and food quality, and the problem of solving the phenomenon of material blockage only by improving the existing production equipment under the condition of not modifying the sizes of the packaging bag and the oxygen absorbent material bag is the current problem.

Disclosure of Invention

1. Problems to be solved

The bottom of hopper cuts away one section modification mode along the horizontal plane directly among the prior art down, appears the unable cover of wrapping bag in the problem of hopper bottom under easily, and modifies oxygen absorbent material package size, can influence the problem of oxygen uptake effect, the utility model provides an unloader of anti-sticking material.

2. Technical scheme

In order to solve the above problems, the utility model adopts the following technical proposal.

The utility model provides an unloader of anti-sticking material, includes hopper down, the bottom opening part of hopper has seted up a plurality of down and has kept away the position groove, a plurality of keep away the position groove and set up along circumference, adjacent two it is provided with the direction lamella to keep away between the position groove, on the vertical projection face of hopper down, all have one of relative setting to keep away position groove and a direction lamella on the arbitrary diameter direction.

Furthermore, the guide flap is arc-shaped and is tangent to the avoiding grooves on the two sides.

Furthermore, the outside fixedly connected with dead lever of hopper down, the hopper is located the tip of dead lever down, be provided with vibrating motor on the dead lever.

Furthermore, the top of the blanking hopper is provided with a receiving hopper, and the taper of the receiving hopper is greater than that of the blanking hopper.

Furthermore, the extending distance of the avoiding groove along the direction of the lower hopper bus is less than one tenth of the lower hopper bus; on the vertical projection surface of the lower hopper, the maximum distance between a group of the avoiding grooves and the guide flaps which are oppositely arranged along the diameter direction is larger than the length of the fed materials, and the diameter of the minimum inscribed circle of the guide flaps is smaller than or equal to the length of the fed materials.

Furthermore, the middle part of the inner side wall of the guide valve is provided with an arc-shaped bulge.

Furthermore, the number of the avoiding grooves is odd.

Further, the maximum distance between the position avoiding grooves of the opposite group and the guide lobes is 35mm, and the diameter of the minimum inscribed circle of the guide lobes is 25 mm.

Furthermore, a plurality of second arc-shaped protrusions are arranged on the inner wall of the material receiving hopper, and the second arc-shaped protrusions extend along a bus of the material receiving hopper.

3. Advantageous effects

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

(1) the utility model discloses a set up one-to-one in the bottom of hopper down and keep away position groove and guide flap, be equivalent to the minimum size of hopper bottom down increase to a by d, and in vertical projection direction, the diameter size of the projection profile that the bottom of guide flap constitutes is still d, so on the prerequisite that does not hinder the wrapping bag cover on the hopper down and do not modify oxygen absorbent material package size under, increased and kept away the position space, can reduce card material phenomenon greatly;

(2) the utility model has the advantages that the fixed rod and the vibrating motor are arranged on one side of the blanking hopper, so that the effect of vibration can be achieved on the blanking hopper, the falling of materials in the blanking hopper is more facilitated, and the occurrence of material blockage is avoided; the cross-section of direction lamella sets to the thin middle thick shape in both sides, and four angles that will inhale oxygen agent material package that can be better lead to avoiding the position groove, further strengthen the effect of anti-sticking material.

Drawings

FIG. 1 is a schematic structural diagram of a mixed packaging production line for multiple materials in example 1;

FIG. 2 is a top view of a multiple item material mixing and packaging line of example 1;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is an enlarged view of portion B of FIG. 2;

FIG. 5 is an enlarged view of the portion C of FIG. 2;

fig. 6 is a schematic structural view of a rear-stage lifting unit in embodiment 1;

FIG. 7 is an enlarged view of portion D of FIG. 6;

fig. 8 is a schematic structural view of a lifting chain in embodiment 1;

FIG. 9 is a partial schematic structural view of the lifting mechanism in embodiment 1;

FIG. 10 is a partial schematic structural view of the lifting mechanism and the transferring mechanism in example 4;

FIG. 11 is a partial schematic structural view of the lift plate and transfer mechanism in example 4;

FIG. 12 is a schematic view of the constitution of a recovering unit in embodiment 1;

FIG. 13 is a schematic view showing the constitution of a recovering unit in embodiment 6;

FIG. 14 is a schematic structural view of an adjusting mechanism in embodiment 6;

FIG. 15 is a schematic view of the constitution of a recovering unit in embodiment 2;

FIG. 16 is a schematic view showing a structure of a counting mechanism in embodiment 1;

FIG. 17 is an enlarged view of section E of FIG. 16;

fig. 18 is a schematic structural view of a first vibratory pan in embodiment 1;

FIG. 19 is a schematic structural view of a charging mechanism in example 1;

FIG. 20 is a schematic structural view of a second vibratory pan in embodiment 1;

FIG. 21 is a partial schematic structural view of a charging mechanism in example 1;

FIG. 22 is an enlarged view of portion F of FIG. 20;

FIG. 23 is an enlarged view of portion G of FIG. 21;

FIG. 24 is a schematic view showing the structure of a lower hopper in accordance with example 5;

FIG. 25 is a schematic cross-sectional view taken in the direction H-H in FIG. 24;

FIG. 26 is a schematic structural view of a bowl tilting mechanism in embodiment 3;

FIG. 27 is an enlarged view of portion I of FIG. 26;

FIG. 28 is an enlarged view of portion J of FIG. 1;

FIG. 29 is a schematic view showing the connection of a guide tube and a bowl guide;

FIG. 30 is a schematic view of the processing of the avoiding groove;

fig. 31 is a cross-sectional view of a guide vane.

1. A flexible chain plate; 2. a bowl storage platform; 3. a first telescopic cylinder; 4. a first push plate; 5. a n-shaped frame; 6. a third telescopic cylinder; 7. a first baffle plate; 8. a second baffle; 9. a second telescopic cylinder; 10. a second photoelectric sensor; 11. a second push plate; 12. a second support frame; 13. a lifting seat; 14. a lifting plate; 15. a fourth mounting plate; 16. an upper chain assembly; 17. a lower chain assembly; 18. a narrow plate; 19. a protection plate; 20. a fourth baffle; 21. a guide convex strip; 22. a first conveyor belt; 23. a second conveyor belt; 24. a bowl blocking block; 25. a material guide pipe; 26. a stop lever; 27. a bowl guide groove; 28. a third mounting plate; 29. turning over a motor; 30. a fourth telescopic cylinder; 31. a clamping block; 32. strip-shaped bulges; 33. a spiral channel; 34. a tightening part; 35. a guide bar; 36. a first holder; 37. a third adjusting plate; 38. a first vibratory pan; 39. a first discharge track; 40. a second discharge track; 41. a transition plate; 42. a first mounting plate; 43. a strip-shaped hole; 44. a material counting grating; 45. a first air tap; 46. A fifth baffle; 47. a second air tap; 48. a support bar; 49. a second mounting plate; 50. a second adjusting plate; 51. an arc-shaped slot; 52. a second vibratory pan; 53. a sealing cover; 54. an air inlet pipe; 55. a protective cover; 56. a discharge pipe; 57. a material guiding rail; 58. A fifth telescopic cylinder; 59. a correlation grating group; 60. a lower retainer; 61. an upper retainer; 62. a blocking cover; 63. a hinged seat; 64. a sixth telescopic cylinder; 65. an air blowing needle; 66. blowing a material pipe; 67. a first arc-shaped protrusion; 68. a connecting rod; 69. a material guide hopper; 70. placing a rack; 71. an ash receiving disc; 72. a conveying roller; 73. feeding a hopper; 74. a position avoiding groove; 75. a guide flap; 76. Fixing the rod; 77. a vibration motor; 78. a second arc-shaped protrusion; 79. a mounting frame; 80. ash leakage holes; 81. a third baffle plate; 82. A first opening; 83. a first support frame; 84. a first pulley; 85. a second pulley; 86. a U-shaped frame; 87. a motor mounting plate; 88. a drive motor; 89. a blanking hole; 90. avoiding holes; 91. and a through hole.

Detailed Description

The invention is described in detail below with reference to the figures and specific embodiments.

Example 1

Take a mixed nut including almond kernel, hazelnut kernel, dried blueberry, raisin and walnut kernel, dried cranberry and cashew kernel as an example, the working principle of other mixed materials is similar, as shown in figure 1, a mixed packaging production line for multiple varieties of materials comprises a control unit, a feeding unit, a transportation unit, a recovery unit and a packaging unit, wherein the control unit is respectively electrically connected with the feeding unit, the transportation unit and the packaging unit, the feeding unit is arranged on the transportation unit, the inlet of the transportation unit is connected with the outlet of the recovery unit, and the outlet of the transportation unit is respectively connected with the inlets of the packaging unit and the recovery unit. The control unit comprises a PLC controller, and conventional supporting equipment in the prior art such as a power supply, a sensor, an electromagnetic valve group and an actuating mechanism which are matched with the PLC. The packaging unit comprises a bag taking mechanism, a clamp, a rotating mechanism, a bag supporting mechanism, a discharging mechanism, a material shaking mechanism, a nitrogen filling mechanism, a clamping mechanism and a heat sealing block. The control unit and the packaging unit are both in the prior art, and refer to the application numbers as follows: 201910001554.6, the description of which is not repeated herein. In addition, the material bowl is used for conveying mixed materials in the technical scheme, the material bowl is a cylindrical bowl body, can be made of food-grade plastic materials, and is resistant to falling, wear-resistant and easy to process.

The transportation unit includes anterior segment flexible chain conveying unit, back end hoisting unit and turns over bowl mechanism, anterior segment flexible chain conveying unit's entry is connected with the export of recovery unit, and anterior segment flexible chain conveying unit's export is corresponding with the entry of back end hoisting unit, the entry of turning over bowl mechanism is connected with the export of back end hoisting unit, the export of turning over bowl mechanism is corresponding with packaging unit and recovery unit respectively, it includes clamping component to turn over bowl mechanism, turn over bowl subassembly and bowl material separator assembly, bowl material separator assembly's material export is corresponding with the packaging unit, the material bowl export is corresponding with the recovery unit.

As shown in fig. 2-4 and 28, the front-section flexible chain conveying unit comprises a flexible chain plate 1, and a first bowl pushing mechanism is arranged at an inlet of the flexible chain plate 1. The first bowl pushing mechanism comprises a bowl storage platform 2, one side of the bowl storage platform 2 is communicated with the recovery unit and is used for bearing empty bowls of the recovery unit, a first holding frame 36 is fixedly connected to the end part, close to the bowl storage platform 2, of the recovery unit, and the first holding frame 36 is fixedly connected to the bowl storage platform 2, so that the bowls falling down from the recovery unit can directly enter the bowl storage platform 2; store up bowl platform 2 and keep away from one side of transportation unit and be provided with first telescopic cylinder 3 and third baffle 81, third baffle 81 sets up in the one side that stores up bowl platform 2 and keep away from the recovery unit, prevents that the material bowl from dashing out the platform because of falling speed is big. The piston end of the first telescopic cylinder 3 is fixedly connected with a first push plate 4, and the first push plate 4 is used for pushing the material bowl to the transportation unit. One side of the bowl storage platform 2 close to the flexible chain plate 1 is provided with a bowl blocking mechanism. Keep off bowl mechanism and include "pi" type frame 5, install third telescopic cylinder 6 on "pi" type frame 5, the first baffle 7 of fixedly connected with on the bottom piston rod of third telescopic cylinder, first baffle 7 keeps off between storing up bowl platform 2 and flexible link joint 1 for block on the bowl is bumped flexible link joint 1 by the mistake, first photoelectric sensing ware is still installed to one side that "pi" type frame 5 is close to flexible link joint 1, be used for detecting whether there is the bowl to move to the flexible link joint from storing up the bowl platform. If on the bowl platform 2 moves to flexible link joint 1 from storing up the bowl, then first photoelectric sensing ware with signal transmission for the control unit, count by the control unit to control the quantity of the 1 material loading bowls of flexible link joint, prevent that flexible link joint 1 material loading bowl quantity from piling up too much, take place serious collision or extrusion each other. The afterbody of anterior segment flexible chain conveying unit is provided with the second and pushes away bowl mechanism, is close to the position of back end hoisting unit promptly, and the second pushes away bowl mechanism and is used for pushing away the material bowl to hoisting mechanism on. The second bowl pushing mechanism comprises a second baffle plate 8, a second telescopic cylinder 9 and a second photoelectric sensor 10. The second baffle 8 spans the setting of anterior segment flexible chain conveying unit, and second photoelectric sensor 10 is installed on one side that is close to anterior segment flexible chain conveying unit afterbody on second baffle 8. Offer the detection through-hole that is used for making things convenient for second photoelectric sensor 10 to detect the material bowl on the second baffle 8, here second photoelectric sensor 10 and the position that detects the through-hole will be less than the height of material bowl, otherwise unable material bowl that detects, when the material bowl supports and leans on second baffle 8, second photoelectric sensor 10 senses the existence of material bowl through detecting the through-hole, then give the control unit with the testing result signal transmission, control unit control second telescopic cylinder 9 carries out the material pushing operation, the piston end fixedly connected with second push pedal 11 of second telescopic cylinder 9, second push pedal 11 is used for pushing away the material bowl to back end hoisting unit by anterior segment flexible chain conveying unit, and by the hoist mechanism among the back end hoisting unit hold up shift to the transport mechanism on.

As shown in fig. 6 to 9, the rear lifting unit includes a lifting mechanism, a transfer mechanism and a second support frame 12, and an output end of the lifting mechanism is butted against an input end of the transfer mechanism for transferring the material on the lifting mechanism. The lifting mechanism and the transferring mechanism are both arranged on the second support frame 12. The lifting mechanism comprises a lifting chain and a lifting seat 13, the lifting seat 13 is arranged on the lifting chain, and the lifting seat 13 is used for bearing materials; transport mechanism includes drive division and transportation portion, and the output of drive division is connected with the input of transportation portion for the work of drive transportation portion, drive division generally are the motor, and transportation portion generally is conveyer belt or transport chain, generally is provided with the shaft that the transmission used on conveyer belt and the transport chain, and the purpose of the work of drive transportation portion is reached to the output shaft of motor and the shaft fixed connection of transportation portion. The lifting seat 13 is provided with a plurality of lifting plates 14, and the lifting seat 13 is provided with the lifting plates. The lifting mechanism further comprises two fourth mounting plates 15 which are oppositely arranged, the lifting chain comprises an upper chain assembly 16 and a lower chain assembly 17 which are oppositely arranged, and the upper chain assembly 16 and the lower chain assembly 17 are correspondingly mounted on the two fourth mounting plates 15 respectively and are supported by chain wheels on the fourth mounting plates 15 respectively. The upper chain assembly 16 and the lower chain assembly 17 are arranged in parallel, a vertical fall is arranged between the upper chain assembly 16 and the lower chain assembly 17, and two sides of the lifting seat 13 are respectively hinged with the upper chain assembly 16 and the lower chain assembly 17 through rotating shafts. The height difference between the rotating shafts on the two sides of the lifting seat 13 is equal to the vertical drop between the upper chain assembly 16 and the lower chain assembly 17, so that the movement of the upper chain assembly 16 and the lower chain assembly 17 can be ensured, the lifting seat 13 is driven to move synchronously, and because the height difference between the rotating shafts on the two sides of the lifting seat 13 is equal to the vertical drop between the upper chain assembly 16 and the lower chain assembly 17, no matter the lifting seat 13 is located at a linear movement part or a turning part of a lifting chain, under the matching action of the upper chain assembly 16 and the lower chain assembly 17, the lifting seat 13 always keeps a vertical state, and therefore the material bowl is ensured to be lifted stably. Narrow plate 18 can be installed respectively to two opposite one sides of fourth mounting panel 15, and the height of narrow plate 18 is flat with anterior segment flexible chain conveying unit's upper surface, and the second pushes away bowl mechanism can directly shift the material bowl to hoist mechanism from anterior segment flexible chain conveying unit like this. When the lifting chain drives the lifting seat 13 and the lifting plate 14 to pass between the two narrow plates 18, the lifting plate 14 can directly lift the material bowl on the narrow plates 18. Further, a third photoelectric sensor is installed on the outer side of the fourth mounting plate 15, the third photoelectric sensor is located above the narrow plate 18, meanwhile, a detection hole matched with the third photoelectric sensor is formed in the fourth mounting plate 15, the third photoelectric sensor is used for detecting whether a bowl is arranged on the narrow plate 18, if the third photoelectric sensor does not detect that the bowl is arranged on the narrow plate 18, the control unit controls the second bowl pushing mechanism to push the bowl to supplement the bowl onto the narrow plate 18. The both sides of promoting the chain are provided with guard plate 19, and guard plate 19 is installed on fourth mounting panel 15, promotes the inslot operation that the chain encloses out between guard plate 19 of both sides, and guard plate 19 can prevent that the lubricating grease on the chain from throwing away. The lifting plate 14 can be horizontally arranged or obliquely arranged, one side of the lifting plate 14 close to the transfer mechanism is lower when the lifting plate is obliquely arranged, the fourth baffle plate 20 is arranged at the end, and the guide convex strips 21 are arranged on the upper surface of the lifting plate 14 and used for reducing the contact area of the material bowl and the lifting plate 14, reducing the friction force and promoting the material bowl to move to one side of the fourth baffle plate 20. In this embodiment, the section is transported including the first section of transporting and the second of transporting of series connection to the portion of transporting, first section of transporting includes two parallel arrangement's first conveyer belt 22, the section is transported including second conveyer belt 23 to the second, two first conveyer belts 22 are close to the one end that promotes the chain and correspond respectively through first belt pulley 84 and install on second support frame 12, and two first conveyer belts 22 keep away from the one end that promotes the chain and link up mutually with second conveyer belt 23 through second belt pulley 85 jointly, the input of second belt pulley 85 and the output fixed connection of drive division, the drive division is driving motor, the output is the axle of motor, the input is the shaft of second belt pulley 85. Two first conveyer belts 22 are located the both sides of lift plate 14 movement track, and the interval of two first conveyer belts 22 is greater than the width of lift plate 14, guarantee that lift plate 14 drives the material bowl when first transportation section, can stay the material bowl on two first conveyer belts 22, realize the transportation of material bowl, keep off bowl piece 24 at one side installation that second support frame 12 is close to second conveyer belt 23 afterbody, when second conveyer belt 23 transports the material bowl and arrives the afterbody, keep off bowl piece 24 and will hinder the removal of material bowl, make it keep off bowl piece 24 position relatively unchangeable, be convenient for turn over the clamping component centre gripping material bowl in the bowl mechanism, the breach and the material bowl appearance adaptation on the third mounting panel 28 in the bowl mechanism.

As shown in fig. 5, 26-27 and 29, the clamping assembly is used for realizing the functions of clamping and loosening the material bowl; the bowl turning assembly is used for turning over and pouring materials in the bowl. The bowl separating assembly comprises a material guide pipe 25, a stop lever 26 and a bowl guide groove 27. One side of the material guiding pipe 25 is provided with a first opening 82 corresponding to the bowl turning assembly, and the inlet of the bowl guiding groove 27 is connected with the bottom end of the first opening 82. The stop rod 26 has one end located inside the material guiding tube 25 and the other end extending into the bowl guiding groove 27 through the first opening 82 for guiding the bowl from the material guiding tube 25 to slide into the bowl guiding groove 27, and preferably, the stop rod 26 extends into the material guiding tube 25 along the extending direction of the bowl guiding groove 27, traverses the inside of the material guiding tube 25 and is welded with the inner wall of the material guiding tube 25. In this technical scheme, after clamping component cooperation bowl subassembly overturns the material bowl to material pipe 25 one side and puts in place, distance between pin 26 and the material bowl is less than 20mm, like this when the execution assembly loosens the material bowl, the material bowl can not bounce too high with the pin 26 after bumping, makes the material bowl can stably keep the decurrent gesture of opening. The bowl overturning assembly comprises a third mounting plate 28 and an overturning motor 29, the overturning motor 29 is fixedly arranged on a first support frame 83, the first support frame 83 is arranged on one side of the second support frame 12 close to the packaging unit, the third mounting plate 28 is fixedly connected with the output end of the overturning motor 29, and the clamping assembly is arranged on the third mounting plate 28; clamping assembly includes two fourth telescopic cylinder 30, and two fourth telescopic cylinder 30 symmetries set up the breach both sides on third mounting panel 28, and the equal fixedly connected with of piston end of fourth telescopic cylinder 30 presss from both sides tight piece 31, and the one side that presss from both sides tight piece 31 and be close to the material bowl is the arc, is convenient for carry out the centre gripping to columniform material bowl. The stop lever 26 is obliquely arranged and gradually decreases along the moving direction of the bowl, and the stop lever 26 is arranged along the moving track of the bowl and extends to the tail end of the bowl guide groove 27; fixedly connected with a plurality of strip protruding 32 on the inner wall of bowl guide groove 27, strip protruding 32 sets up along material bowl moving direction, reduces the area of contact between material bowl and the bowl guide groove 27, reduces frictional force for the material bowl is more smooth and easy to the recovery unit that slides.

As shown in fig. 12, the recycling unit includes a spiral channel 33, an inner contour of the spiral channel 33 matches with an outer contour of the material, and is used for controlling the material to move in a turning manner along the inner contour of the spiral channel 33, at least one tightening portion 34 is arranged on the spiral channel 33, and is used for slowing down the falling of the material in the spiral channel, the tightening portion 34 is actually a portion, an inner contour size of which is slightly smaller than an outer contour size of the material bowl, so that the falling of the material bowl can be slowed down, and the material bowl is not blocked at the tightening portion 34, if the material bowl is blocked at the portion, the tightening portion 34 cannot be instantaneously expanded to release the material bowl even if the following material bowl hits the tightening portion 34, at this time, the size of the tightening portion 34 needs to be properly enlarged, and the adjustment is performed according to this rule until the material bowl and the tightening portion 34 generate a large friction, and the material bowl. The inlet end of the spiral channel 33 is higher than the outlet end, the spiral channel 33 is twisted 180 degrees relative to the horizontal plane from the inlet end to the outlet end, the material referred to here is a bowl, the inner contour of the spiral channel 33 is matched with the shape of the bowl, so that the bowl can be turned over according to the twisting direction of the spiral channel 33 in the sliding and falling process of the bowl, when the spiral channel 33 is twisted 180 degrees, the bowl can be turned over 180 degrees, therefore, the downward-opening posture can be changed into the upward-opening posture, the loading of nut materials in the next stage is realized, the bowl is not required to be manually taken, turned over and placed, the labor intensity of workers is greatly reduced, and the production efficiency is improved.

The spiral channel 33 is a side-opening channel, the spiral channel 33 comprises four guide rods 35, and the four guide rods 35 jointly enclose the spiral channel 33; the cross-section of each guide rod 35 is circular, the contact area between each guide rod and a material bowl is reduced, the material bowl can slide from the spiral channel 33 more easily, a plurality of first holders 36 are fixedly connected to the outer sides of the four guide rods 35 together and used for keeping the structural stability of the spiral channel 33, and in the embodiment, the tightening part 34 is a structure slightly smaller than the size of the material bowl in one position formed by manually adjusting the relative distance between the four guide rods 35. When the clamping force of the tightening part 34 on the bowl is too large, so that the bowl is difficult to pass through the clamping part 34, the relative distance between the four guide rods 35 can be manually adjusted to be large.

As shown in fig. 1-2, since the present embodiment is used for mixing and packaging a plurality of nuts, a plurality of raw materials need to be accurately fed into the material bowl in the feeding unit, the feeding unit includes a plurality of mechanisms for feeding food raw materials and a feeding mechanism, both the counting mechanism and the feeding mechanism are disposed at the side of the transportation unit, only one feeding mechanism is used for feeding the oxygen absorbent material bag. As shown in fig. 16 to 18, the counting mechanism includes a first vibration disk 38, a first discharging track 39 and a second discharging track 40 for guiding the material are disposed on an inner wall of the first vibration disk 38, a first mounting plate 42 is fixedly connected to an outer wall of the first vibration disk 38, a transition plate 42 is fixedly connected to the first mounting plate 42 through a first adjusting mechanism, one side of the transition plate 42 extends to the inside of the first vibration disk 38 for transferring the material between the first discharging track 39 and the second discharging track 40, an elongated hole for passing the transition plate 42 is formed on the first vibration disk 38, through which the transition plate 42 can be drawn on the first vibration disk 38 on the one hand, and the material in the first vibration disk 38 cannot fall off from the elongated hole on the other hand; the first adjustment mechanism is used to adjust the width of the transition plate 42 extending to the inside of the first vibratory pan 38. The first adjusting mechanism comprises a strip-shaped hole 43 arranged on the first mounting plate 42 and a fixing bolt sleeved in the strip-shaped hole 43, and the extending direction of the strip-shaped hole 43 is consistent with the slidable adjusting direction of the transition plate 41; the transition plate 41 is connected with the first mounting plate 42 through a fixing bolt, and the purpose that the grain counting mechanism is suitable for different food types can be met through the arrangement of the transition plate 41, the first mounting plate 42 and the first adjusting mechanism. For example, when putting the dried blueberries, the width of the part of the transition plate 41 extending into the inner side of the first vibration disk 38 is narrow due to the small diameter of the dried blueberries, and when putting the almond kernels, the width of the part of the transition plate 41 extending into the inner side of the first vibration disk 38 is relatively wide due to the large diameter of the almond kernels. A discharge hole tangent to the tail end of the second discharge rail 40 is formed in the first vibration disc 38, a material counting grating 44 is arranged below the discharge hole, and the material counting grating 44 is a group of correlation gratings; the discharge port is fixedly connected with a first air nozzle 45. The material counting grating 44 and the first air nozzle 45 are electrically connected with the control unit together, the first air nozzle 45 comprises an air pipe and an electromagnetic valve, the electromagnetic valve is electrically connected with the control unit, the control unit is used for controlling the quantity of materials falling from the discharge port, when each raw material particle passes through the material counting grating 44, the control unit counts and adds one, when the count reaches a set value, the control unit controls the first air nozzle 45 to jet air, the food particles at the discharge port are blown back to the first vibration disc 38, in order to prevent the fruit particles from being blown away, an L-shaped fifth baffle 46 is fixedly connected to one side of the first vibration disc 38 close to the first air nozzle 45, the vertical part of the fifth baffle 46 is blocked in the direction in which the fruit particles are blown away, and the fruit particles can be blocked in the first vibration disc 38. Fixedly connected with second air cock 47 on the inner wall of first vibration dish 38, second air cock 47 is located the top of cab apron 41, second air cock 47 and the control unit electric connection, during the use, second air cock 47 continuously blows outward, second air cock 47 is greater than the height of a fruit grain apart from the distance of crossing cab apron 41 upper surface, be less than two superimposed heights of fruit grain, when the position of the more than two superimposed fruit grains through the second air cock, will be blown down by second air cock 47, guarantee that the fruit grain on the second row material track 40 is one and connect an array.

A support rod 48 is arranged on one side of the first vibrating disk 38, a second mounting plate 49 is fixedly connected to the support rod 48 through a hoop, a second adjusting plate 50 is fixedly connected to one side, far away from the support rod 48, of the second mounting plate 49 through a second adjusting mechanism, and a blanking hole 89 is formed in the second adjusting plate 50; the material counting grating 44 is a group of correlation light curtains which are symmetrically arranged on two sides of the blanking hole 89, due to the reason of processing error, the accuracy of the installation position of the particle counting machine on the transportation unit is not high, and in order to enable the food particles discharged from the discharge hole to be accurately counted, the position of the material counting grating 44 needs to be set to be adjustable when the food particles are assembled, so that the food particles can accurately pass through the correlation light curtains. In this embodiment, the second adjusting mechanism includes the arc-shaped groove 51 and the fixing bolt of cover setting up on second adjusting plate 50 in arc-shaped groove 51, and second adjusting plate 50 is connected with second mounting panel 49 through fixing bolt, and the setting of arc-shaped groove 51 makes relative position and angle between second adjusting plate 50 and second mounting panel 49 adjust according to actual mounted position, and then has eliminated the influence of machining error to the installation accuracy.

Because the oxygen absorbent material bag can react with oxygen in the air to lose efficacy, if a large amount of oxygen absorbent material bags are directly poured into the second vibrating disk 52 in production and slowly consumed along with the production, the reaction time of the oxygen absorbent material bags which are put into the material bowl at a later time and the oxygen in the air is longer, the performance of the oxygen absorbent material bags is affected, and the normal oxygen absorption effect cannot be exerted, therefore, in the present technical solution, as shown in fig. 19 to 23, the feeding mechanism includes a second vibration tray 52, a sealing cover 53 is disposed on the top of the second vibration tray 52, an air inlet pipe 54 is installed on the sidewall of the second vibration tray 52, for injecting a shielding gas, which is nitrogen in this embodiment, into the second vibratory pan 52, when the second vibratory pan 52 is filled with the shielding gas, the oxygen absorbent material bag can greatly reduce the contact time with oxygen, thereby ensuring the quality of the oxygen absorbent material bag. Of course, a protective cover 55 may be disposed outside the second vibration plate 52, a sealing cover is fixedly connected to the top of the protective cover 55, an air inlet pipe is installed on the sidewall of the second vibration plate 52, a discharge pipe 56 is fixedly connected to the bottom of the protective cover 55, and an inlet at the top of the discharge pipe 56 corresponds to an outlet of the second vibration plate 52.

A material guide rail 57 is fixedly connected to an outlet of the second vibration disk 52, an outlet end of the material guide rail 57 corresponds to an inlet at the top of the material discharge pipe 56, a plurality of fifth telescopic cylinders 58 are arranged at the bottom of the material guide rail 57, the fifth telescopic cylinders 58 are fixedly mounted on the second vibration disk 52 through a mounting rack, and position avoiding holes 90 corresponding to piston ends of the fifth telescopic cylinders 58 are formed in the bottom of the material guide rail 57.

An opposite grating group 59 is arranged between every two adjacent fifth telescopic cylinders 58, each opposite grating group 59 comprises a transmitting end and a receiving end, a lower retainer 60 is fixedly connected below each guide rail 57, an upper retainer 61 is fixedly mounted above each guide rail 57, the transmitting ends and the receiving ends are respectively and fixedly mounted on the upper retainer 61 and the lower retainer 60, through holes 91 corresponding to the receiving ends are formed in the guide rails 57 and used for the receiving ends to receive signals of the transmitting ends, the opposite grating group 59 is arranged to detect whether materials exist between the two avoiding holes 90, if yes, signals are sent to a control unit, piston rods of the fifth telescopic cylinders 58 are controlled to extend out of the avoiding holes 90, if no materials exist, the piston rods of the fifth telescopic cylinders 58 do not extend out of the avoiding holes 90, and oxygen absorbent material bags continue to advance on the guide rails 57. Because the oxygen absorbent material bag shakes on the material guide channel 57 to advance, the speed is not fast, when the oxygen absorbent material bag shelters from the through hole 91, the piston rod of the fifth telescopic cylinder 58 is controlled to eject out the avoiding hole 90 at once, but in two adjacent fifth telescopic cylinders 58, the piston rod of the fifth telescopic cylinder 58 close to one side of the outlet of the material guide track 57 ejects out the avoiding hole first, when the oxygen absorbent material bag props against the piston rod, the through hole 91 is still sheltered, at this moment, the piston rod of the other fifth telescopic cylinder 58 is controlled to eject out, and the oxygen absorbent material bag of the dislocation part is jacked into the second vibration disc 52. Because the packing of oxygen-absorbing agent material package is the slice, consequently take place easily to pile up in second vibration dish 52, and the setting of a plurality of fifth telescopic cylinder 58, then can separate the oxygen-absorbing agent material package of piling up, as long as guarantee that adjacent two keep away the distance between hole 90 and equal the length of the material of throwing, in vibration process, almost not have two or more than oxygen-absorbing agent material package complete overlap together, always can have the dislocation between two oxygen-absorbing agent material packages on the drive direction of second vibration dish 52, because adjacent two keep away the distance between hole 90 and equal the length of oxygen-absorbing agent material package, consequently all stretch out the piston rod of the fifth telescopic cylinder 58 with oxygen-absorbing agent material package both ends when keeping away hole 90, the partial oxygen-absorbing agent material package of dislocation will be pushed up, and then make the oxygen-absorbing agent material package of overlapping separate.

The tail end of the material guide rail 57 is provided with a correlation grating group 59 for detecting whether an oxygen absorbent bag falls down or not and counting; the bottom opening part of discharging pipe 56 articulates there is the shutoff lid 62, the articulated seat 63 of outside fixedly connected with of shutoff lid 62, fixedly connected with sixth telescopic cylinder 64 on the bottom outer wall of discharging pipe 56, the piston end of sixth telescopic cylinder 64 is articulated mutually with articulated seat 63, it falls down to detect oxygen absorbent material package when the correlation grating group 59 that guide track 57 end set up, with signal transmission to the control unit, and control sixth telescopic cylinder 64 and open shutoff lid 62, make oxygen absorbent material package can fall into in the material bowl on the flexible chain conveying unit of anterior segment. The width of the material guide rail 57 is less than or equal to the width of the fed materials; the air blowing needles 65 are further mounted on the material guide rails 57, the distance between the air blowing needles 65 and the inner lower surfaces of the material guide rails 57 is larger than or equal to the height of the thrown materials, the postures of the oxygen absorbent material bags on the material guide rails 57 can be controlled, the oxygen absorbent material bags are arranged transversely one by one on the material guide rails, and when the oxygen absorbent material bags are vertically arranged on the material guide rails, the air blowing needles 65 blow down. The inlet of the discharge pipe 56 is fixedly provided with a blowing pipe 66, the pipe orifice of the blowing pipe 66 faces the interior of the discharge pipe 56, when an object falls into the discharge pipe 56, the control unit controls the blowing pipe 66 to blow air, so that the object in the discharge pipe 56 is blown out, and the technical scheme is also suitable for feeding the drying agent.

The invention also provides a control method of the mixed packaging production line of the multi-variety materials, which comprises the following steps,

s1: putting down the bowl from an inlet of the front-section flexible chain conveying unit;

s2: the material with regular appearance is thrown, the material bowl is driven by the front-section flexible chain conveying unit to sequentially pass through a plurality of grain counting machines, and the grain counting machines respectively throw different kinds of materials with regular appearance into the material bowl;

s3: putting an oxygen absorbent material bag, wherein the front-section flexible chain conveying unit drives the material bowl to pass through a batch feeder, and the oxygen absorbent material bag is put into the material bowl;

s4: the material with irregular appearance is thrown, the front-section flexible chain conveying unit drives the material bowl to pass through the manual feeding unit, the material with irregular appearance which cannot use the vibration disc is manually thrown into the material bowl, and then the material is continuously transferred to a back process through the front-section flexible chain conveying unit;

s5: weighing, namely manually taking down the material bowls on the front-section flexible chain conveying unit, weighing, and returning the material bowls meeting the weight standard to the front-section flexible chain conveying unit to flow to a back process; if the weight standard is not met, manually supplementing materials until the weight is qualified, and then returning the materials to the front-section flexible chain conveying unit to flow to the back process;

s6: lifting, namely lifting the material bowl to a high position through a rear-section lifting unit;

s7: bowl separation, namely turning a bowl at a high position to a bowl separation assembly through a clamping assembly and a bowl turning assembly, and enabling the materials in the bowl to enter a packaging unit through a material guide pipe in the bowl separation assembly; the bowl enters the recovery unit through a stop lever 26 and a bowl guide groove 27 in the bowl separating assembly;

s8: retrieve the pendulum, carry the material bowl that the bowl mouth is decurrent to the entry of anterior segment flexible chain conveying unit through helical channel 33 among the recovery unit, overturn upwards the bowl mouth simultaneously.

Example 2

As shown in fig. 15, the structure of the present embodiment is substantially the same as that of the first embodiment, and the difference is that the spiral channel 33 is a side-closed channel, the inner side wall around the spiral channel 33 is provided with a plurality of first arc-shaped protrusions 67 for reducing the contact area between the material and the spiral channel 33, the number of the first arc-shaped protrusions 67 is multiple, and the extending direction of each first arc-shaped protrusion 67 is consistent with the extending direction of the spiral channel 33, at this time, the spiral channel 33 is a square tube with openings at both ends and closed around, and twisted by 180 degrees, and in the moving process of the bowl, the contact between the bowl and the external environment of the spiral channel 33 is reduced, and the bowl is prevented from being polluted.

Example 3

As shown in fig. 26 to 27, the present embodiment has substantially the same structure as the other embodiments, except that both sides of the material guiding pipe 25 are fixedly connected to the first support frame 83 through the connecting rod 68, the material guiding hopper 69 is disposed below the material guiding pipe 25, and the material guiding hopper 69 is fixedly mounted on the first support frame 83, so as to collect and transfer the food materials falling from the material guiding pipe 25 downward. The bottom surface of the bowl guiding groove 27 is provided with a plurality of ash leaking holes 80. The placing frame 70 is arranged below the bowl guiding groove 27, the ash receiving disc 71 is arranged on the placing frame 70, the placing frame 70 is connected with the first supporting frame 83, the ash leakage holes 80 and the ash receiving disc 71 are arranged and used for collecting peel scraps poured out of the bowl on the bowl guiding groove 27, and therefore when the bowl turning mechanism places the bowl opening downwards, the purpose of pouring out the peel scraps in the bowl is achieved, and extra work load for cleaning the bowl is reduced.

Example 4

As shown in fig. 10 to 11, this embodiment has substantially the same structure as the other embodiments, except that the side of the lifting plate 14 close to the transfer mechanism is comb-shaped, the transfer portion includes a plurality of transfer rollers 72 arranged side by side, and the input ends of the transfer rollers 72 are connected to the output end of the driving portion through a transmission mechanism. In order to make the conveying rollers 72 smoothly transfer the material bowls, a plurality of side-by-side U-shaped frames 86 are required to be arranged, the gaps between the conveying rollers 72 correspond to the comb teeth on the lifting plate 14, the gaps between the same U-shaped frames 86 also correspond to the comb teeth on the lifting plate 14, and when the comb-shaped lifting plate 14 passes through the corresponding U-shaped frames 86, the material bowls are supported on the conveying rollers 72 by the conveying rollers 72 and are transferred under the action of the driving motor 88. Referring to fig. 10, each of the conveying rollers 72 is rotatably mounted on a U-shaped frame 86, two ends of each of the conveying rollers 72 are connected to the U-shaped frames 86 through bearings, a motor mounting plate 87 is fixedly connected to one side of each of the U-shaped frames 86 away from the lifting mechanism, one end of each of the conveying rollers 72 close to the motor mounting plate 87 penetrates through the corresponding U-shaped frame 86, a transmission mechanism is fixedly connected to the corresponding U-shaped frame 86, and a driving motor 88 is fixedly connected to the corresponding motor mounting plate 87 and used for driving all the conveying rollers 72 to rotate through the transmission. The transmission mechanism is one of a gear transmission mechanism or a chain transmission mechanism.

Example 5

As shown in fig. 24 to 25, this embodiment has substantially the same structure as the other embodiments, except that a discharge hopper 73 is provided in the packing unit, and an inlet of the discharge hopper 73 is located below an outlet of the material guide tube 25, similar to the chinese invention patent: 201910001554.6, because the structure of oxygen absorbent material package is generally rectangle or square lamellar body, when the opening diameter of hopper 73 bottom was less than the size of oxygen absorbent material package down, the material package blocked easily in hopper 73's bottom down, to this generally be with hopper 73's bottom transversely cut off annular partly in order to increase the diameter of opening part down, but because the wrapping bag need be opened and the cover is in hopper 73's bottom down, consequently if hopper 73's bottom diameter grow down, lead to the wrapping bag to sheathe in smoothly easily. In the case where the bottom diameter of the lower hopper 73 cannot be made large, it is difficult to avoid the jamming of the oxygen absorbent material. As shown in fig. 25 and fig. 30, in this embodiment, a plurality of avoiding grooves 74 are cut in the bottom opening of the lower hopper 73 by using an oblique tangent plane at the bottom of the lower hopper 73, the number of avoiding grooves 74 may be even or odd, a guide flap 75 is disposed between two adjacent avoiding grooves 74, on a vertical projection plane of the lower hopper 73, a central point of an inner contour at the bottom opening of the lower hopper 73 is taken as a center, and one avoiding groove 74 and one guide flap 75 are disposed oppositely in any diameter direction, when the number of avoiding grooves 74 is odd, a non-linear symmetric feeding opening is more easily formed at the bottom of the lower hopper 73, a distance that the avoiding groove 74 extends along a generatrix direction of the lower hopper 73 is less than one tenth of the generatrix of the lower hopper 73, the plurality of avoiding grooves 74 are disposed along a circumferential direction, the avoiding grooves 74 can be directly machined by using an angle grinder or a steel saw, and this modification is easily implemented in a production shop, the production line can not stop for too long, and the influence on normal production is small. If the processing is performed directly according to fig. 30, the junction between the bottom of the avoiding groove 74 and the bottom of the lower hopper 73 has an edge, and the edge can be polished into an arc shape, similar to the guiding flap 75 in fig. 24. When feeding, as long as the oxygen inhalation dose package has an angle to stretch into the avoiding groove 74, not supported by the inner wall of the lower hopper 73, then can be under the striking of other materials or the shake of vibrating motor 77, very easy drop to the packing unit, in the open diameter direction in hopper 73 bottom down, avoid groove 74 and guide flap 75 one-to-one, under this condition, because the one side that guide flap 75 is relative on the same diameter direction is avoiding groove 74, as long as the size that combines the oxygen inhalation dose package sets up reasonable guide flap 75 and the size of avoiding groove 74, make the four corners of oxygen inhalation dose package can not contact with a plurality of guide flaps 75 simultaneously, then the condition of oxygen inhalation dose package card at the feed opening can not appear. The outside fixedly connected with dead lever 76 of lower hopper 73, fixedly connected with vibrating motor 77 on the dead lever 76, under vibrating motor 77's effect, the oxygen absorbent material package is more difficult to block in lower hopper 73, and lower hopper 73 sets up the tip at dead lever 76, can make the vibration range of lower hopper 73 great relatively. The top of hopper 73 is provided with down and connects the hopper, the tapering that connects the hopper is greater than the tapering of hopper 73 down, consequently, the open-top portion diameter that connects the hopper is great, can be better accept the material that the top dropped, prevent to leak the material, it is provided with a plurality of second arc archs 78 on the inner wall of hopper to connect, the protruding 78 of second arc extends along the generating line that connects the hopper, the protruding 78 of second arc's quantity is 1 at least, can prevent that the material from beating in connecing the hopper and changeing, promote the whereabouts of material, the protruding 78 of second arc, the material that connects hopper and lower hopper 73 is the stainless steel. The minimum size of the vertical direction projection profile of the avoiding groove 74 is larger than the maximum size length of the thrown material, the shape of the guide flap 75 is matched with the profile of the avoiding groove 74, and the principle of the material blockage prevention of the discharging hopper 73 is as follows: establish the length of oxygen-absorbing agent package and be l, the projection profile diameter of hopper 73 bottommost is d, d ≦ l, on the horizontal projection direction, the distance between the bottom of a pair of avoidance groove 74 and the 75 tip of direction lamella that set up relatively is an, as long as satisfy an > l, can avoid four angles of oxygen-absorbing agent package to support simultaneously on hopper 73 inner wall down, and then promote the whereabouts of oxygen-absorbing agent package, avoid the emergence of card material phenomenon, and because this scheme is not whole excision a lesson annular hopper 73 down, consequently d's size does not change, do not influence follow-up cover the wrapping bag on hopper 73 down. Further, referring to fig. 31, the inside wall middle part of guide flap 75 is provided with the arc arch, and when guide flap 75 was located down the inside lateral wall of hopper 73 and was kept away the bellied arcwall face in middle part that the groove 74 extends for both sides, thick both sides thin structure in the middle of promptly, in process of production, the corner of oxygen-absorbing agent material package was guided more easily to keeping away in the groove 74 by guide flap 75, and then can be better prevent the emergence of card material phenomenon. On hopper 73 vertical projection down, along a set of the relative setting in the diameter that the projection plane central point radiates out avoid the groove and the biggest distance between the petal is 38mm, the minimum inscribed circle diameter of petal is 28mm, the size of general oxygen absorbent material package is between 15 x 15mm-35 x 35mm, for the oxygen absorbent material package that length is less than 28mm, under vibrating motor 77's effect, generally fall very easily with the material together, for the oxygen absorbent material package that length lies in between 28mm to 35mm, then because the biggest distance between a set of relative avoiding groove and the petal is 38mm, a equals 38mm, can avoid the oxygen absorbent material package four angles to support simultaneously on hopper 73 inner wall down, and then promote the whereabouts of oxygen absorbent material package, avoid the emergence of card material phenomenon.

Example 6

As shown in fig. 13-14, the structure of the present embodiment is substantially the same as that of the other embodiments, except that the tightening portion 34 includes two third adjusting plates 37 disposed opposite to each other, the two third adjusting plates 37 are respectively and fixedly connected to the outer portions of the two diagonally disposed guide rods 35, the tightening portion 34 is preferably adjusted by adjusting the distance between the two diagonally disposed guide rods 35, so as to achieve a relatively good tightening effect, the effect of adjusting the distance between two adjacent guide rods 35 is slightly worse, and certainly, the distance of the four guide rods 35 is adjusted simultaneously, so that the four guide rods simultaneously reduce the distance inwards, and the effect of slowing down the falling of the material bowl is also achieved. Both ends of the two third adjusting plates 37 extend to the outside of the spiral channel 33, and are commonly connected with an adjusting mechanism, and the adjusting mechanism is arranged at the end of the third adjusting plates 37 and is located outside the spiral channel 33, so as to avoid interference to the falling of the material bowl. The adjusting mechanism comprises a bolt and a butterfly nut, the bolt penetrates through the two third adjusting plates 37 simultaneously, and the butterfly nut is in threaded connection with the bolt and used for adjusting the distance between the two third adjusting plates 37. In this embodiment, the inner contour of the tightening part 34 is adjusted by the adjusting mechanism, and it is easier to grasp the adjustment range than the manual adjustment in embodiment 1, because the manual adjustment is more based on the feeling and experience, and the adjustment size can be determined according to the number of turns of the wing nut and the thread pitch of the bolt by the adjusting mechanism, and the size of the tightening part 34 is not easily changed after the adjustment is generally completed. Generally, the number of the tightening parts 34 is one, and the tightening parts 34 are located at the middle lower part of the spiral channel 33, if the height difference between the two ends of the spiral channel 33 is too large, the speed of the bowl sliding out of the spiral channel 33 cannot be reduced by only one tightening part 34, so that it is possible to design several tightening parts 34, for example, one tightening part 34 may be arranged at the middle part, and one tightening part 34 may be arranged at the middle lower part.

The invention and its embodiments have been described above schematically and without limitation. Therefore, without departing from the spirit of the present invention, a person skilled in the art shall not be able to devise any similar structural way and embodiments without inventively designing them, and shall fall within the scope of the present patent.

Claims (9)

1. The utility model provides a unloader of anti-sticking material, includes hopper (73) down, its characterized in that: a plurality of avoidance grooves (74) are formed in the bottom opening of the lower hopper (73), the avoidance grooves (74) are circumferentially arranged, two adjacent avoidance grooves (74) are provided with guide flaps (75), and one avoidance groove (74) and one guide flap (75) which are oppositely arranged are formed in the vertical projection surface of the lower hopper (73) in any diameter direction.

2. The blanking device capable of preventing material from being blocked according to claim 1, wherein: the guide flaps (75) are arc-shaped and tangent to the avoidance grooves (74) on the two sides.

3. The blanking device capable of preventing material from being blocked according to claim 1, wherein: the outside fixedly connected with dead lever (76) of lower hopper (73), lower hopper (73) are located the tip of dead lever, be provided with vibrating motor (77) on dead lever (76).

4. The blanking device for preventing the material from being blocked according to any one of claims 1 to 3, wherein: the top of the discharging hopper (73) is provided with a receiving hopper, and the taper of the receiving hopper is larger than that of the discharging hopper (73).

5. The blanking device capable of preventing material jamming according to claim 2, wherein: the distance of the position avoiding groove (74) extending along the direction of the bus of the lower hopper (73) is less than one tenth of the bus of the lower hopper (73); on the vertical projection surface of the lower hopper (73), the maximum distance between a group of the avoiding grooves (74) and the guide flaps (75) which are oppositely arranged along the diameter direction is greater than the length of the fed materials, and the diameter of the minimum inscribed circle of the guide flaps (75) is less than or equal to the length of the fed materials.

6. The blanking device capable of preventing material jamming according to claim 2, wherein: the middle part of the inner side wall of the guide valve (75) is provided with an arc-shaped bulge.

7. The blanking device capable of preventing material from being blocked according to claim 1, wherein: the number of the avoiding grooves (74) is odd.

8. The blanking device capable of preventing material jamming according to claim 5, wherein: the maximum distance between the position avoiding groove (74) and the guide lobe (75) of the opposite group is 35mm, and the diameter of the minimum inscribed circle of the guide lobe (75) is 25 mm.

9. The blanking device capable of preventing material jamming according to claim 4, wherein: a plurality of second arc-shaped protrusions (78) are arranged on the inner wall of the material receiving hopper, and the second arc-shaped protrusions (78) extend along a bus of the material receiving hopper.

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