CN116252405A

CN116252405A - Waste polyester plastic slicing device matched with discharging mechanism and using method thereof

Info

Publication number: CN116252405A
Application number: CN202310198935.4A
Authority: CN
Inventors: 张朔; 郑伟东; 陈磊; 王鹏立; 郁金军; 顾晨; 王川; 单涛
Original assignee: Jiangsu Saiweier New Material Technology Co ltd
Current assignee: Jiangsu Saiweier New Material Technology Co ltd
Priority date: 2023-03-03
Filing date: 2023-03-03
Publication date: 2023-06-13
Anticipated expiration: 2043-03-03
Also published as: CN116252405B

Abstract

The invention relates to the field of plastic recycling, in particular to a waste polyester plastic slicing device matched with a discharging mechanism and a using method thereof, comprising the following steps: the base station is fixedly provided with a fixed plate and a cylinder body, and the cylinder body comprises a feeding section, a collecting section and a discharging section; the discharging mechanism is arranged in the aggregate interval, and a driving assembly is arranged on the base station; the annular water pipe is arranged in the aggregate interval, a water pump is fixed on the aggregate interval, and the water pump is connected with the annular water pipe through a conveying pipe; the cutter is arranged in the discharging interval, and a first rotating rod is rotatably arranged in the discharging interval; the speed regulating mechanism is arranged on the base station and is connected with a transmission belt sleeved on the first rotating rod; the fixed contact is fixed on the fixed plate, a trigger mechanism connected with the speed regulating mechanism is arranged on the fixed plate, and the trigger mechanism comprises a trigger assembly and a moving contact.

Description

Waste polyester plastic slicing device matched with discharging mechanism and using method thereof

Technical Field

The invention relates to the field of plastic recycling, in particular to a waste polyester plastic slicing device matched with a discharging mechanism and a using method thereof.

Background

The polyester belongs to a high molecular compound, and is polyethylene terephthalate (PET) produced by Polycondensation of Terephthalic Acid (PTA) and Ethylene Glycol (EG), wherein part of PET is finally produced by underwater pelleting.

Because the waste polyester comes from different approaches, before recycling, the waste polyester must be classified according to the source and the pollution degree of the waste polyester, and during recycling, the waste is crushed, washed, dried, separated to remove impurities and the like according to the types and performances, and then the regenerated PET material is prepared by granulating.

After the impurity removal is finished, the raw materials which are crushed into small blocks are generally added into a screw extruder and are subjected to hot melt extrusion, the extruded materials are cut into the required size through a cutter, however, the existing slicing device generally can only cut the extruded materials into the size of a fixed size, and the slicing size cannot be adjusted according to the required requirement, so that the practicability is not high.

Disclosure of Invention

The invention aims to provide a waste polyester plastic slicing device matched with a discharging mechanism and a using method thereof, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present invention provides the following technical solutions:

a waste polyester plastic slicing device matched with a discharging mechanism, comprising:

the base station is fixedly provided with a fixing plate and a cylinder body, the cylinder body comprises a feeding section, a collecting section and a discharging section, the collecting section is communicated with the feeding section and the discharging section, a feeding hopper for adding raw materials is fixedly arranged on the feeding section, and a cooling tank for containing cooling liquid is fixedly arranged on the collecting section;

the discharging mechanism is arranged in the collecting interval, a driving assembly connected with the feeding interval is arranged on the base station, and the driving assembly is used for conveying raw materials in the feeding interval into the collecting interval so as to change the pressure intensity in the collecting interval, so that the raw materials are conveyed into the discharging interval through the discharging mechanism;

the annular water pipe is arranged in the aggregate interval and is connected with the discharging mechanism, a water pump is fixed on the aggregate interval, the water pump is connected with the annular water pipe and the cooling tank through a conveying pipe, and the water pump can convey cooling liquid in the cooling tank into the annular water pipe through the conveying pipe;

the cutter is arranged in the discharging interval, a first rotating rod fixedly connected with the cutter is rotatably arranged in the discharging interval, and the first rotating rod can drive the cutter to rotate so as to execute slicing action on materials extruded by the discharging mechanism;

the speed regulating mechanism is arranged on the base station and connected with the driving assembly, a transmission belt sleeved on the first rotating rod is connected to the speed regulating mechanism, and the speed regulating mechanism regulates the rotating speeds of the first rotating rod and the cutter through the transmission belt;

the fixed contact is fixedly arranged on the fixed plate, a trigger mechanism connected with the speed regulating mechanism is arranged on the fixed plate and comprises a trigger assembly and a moving contact, and the speed regulating mechanism switches the matching state of the moving contact and the fixed contact through the trigger assembly.

As a further scheme of the invention: the discharging mechanism comprises a discharging plate fixedly installed in a material collecting interval, a plurality of through holes distributed at equal intervals are formed in the discharging plate, a hollow rod is fixed on one side of the discharging plate, which faces the material feeding interval, a movable rod is movably installed in the hollow rod, a spring is sleeved on the hollow rod and the movable rod, and a conveying assembly connected with the movable rod and the discharging plate is arranged in the material collecting interval.

As still further aspects of the invention: the conveying assembly comprises a plurality of guide pipes fixedly mounted on the discharging plate and communicated with the through holes, a feeding groove formed in one end of the discharging plate, a pushing plate movably mounted in the collecting interval and also provided with a plurality of through holes, a plurality of drainage pipes communicated with the through holes are fixed on one side of the pushing plate, the drainage pipes are in sliding sealing connection with the guide pipes, and the pushing plate is fixedly connected with the movable rod.

As still further aspects of the invention: the driving assembly comprises a transmission rod which is rotatably arranged on the feeding section, a screw rod which is coaxially connected with the transmission rod is rotatably arranged in the feeding section, a belt wheel is fixed on the transmission rod, a belt which is connected with the speed regulating mechanism is sleeved on the belt wheel, a motor is fixed on the base station, and an output shaft of the motor is connected with the transmission rod.

As still further aspects of the invention: the speed regulating mechanism comprises a second rotating rod which is rotatably arranged on the base station and connected with the belt, a rotary table connected with the triggering mechanism is fixed on the second rotating rod, a plurality of sliding grooves which are distributed at equal intervals on the rotary table are formed in the rotary table, a sliding assembly connected with the sliding grooves and the second rotating rod is arranged on the base station, and the sliding assembly is connected with the driving belt.

As still further aspects of the invention: the sliding assembly comprises a plurality of sliding rods which are slidably arranged in the sliding grooves, arc-shaped plates connected with the transmission belt are fixed on the sliding rods, a first connecting rod is hinged to the sliding rods, and an adjusting structure connected with the second rotating rod and the first connecting rod is arranged on the base station.

As still further aspects of the invention: the adjusting structure comprises a movable sleeve movably mounted on the second rotating rod and hinged with the first connecting rod, a screw rod rotatably mounted on the base, a threaded sleeve movably mounted on the screw rod and in threaded fit with the screw rod, a connecting plate movably connected with the first movable sleeve is fixed on the threaded sleeve, a first limiting groove is formed in the first movable sleeve, and a first limiting rod clamped with the first limiting groove is fixed on the second rotating rod.

As still further aspects of the invention: the trigger assembly comprises a guide rod fixedly arranged on the fixed plate, a guide sleeve is movably arranged on the guide rod, a fixed rod is fixedly arranged on the rotary table, a second movable sleeve is movably arranged on the fixed rod, a second connecting plate fixedly connected with the guide sleeve is movably arranged on the second movable sleeve, the second connecting plate is fixedly connected with the movable contact, and an elastic structure is connected with the fixed rod on the base station.

As still further aspects of the invention: the elastic structure comprises a clamping groove formed in the rotary disc, a sliding block slidably mounted in the clamping groove, and a second spring sleeved on the fixed rod and abutted to the second movable sleeve, wherein the second movable sleeve is hinged with a second connecting rod hinged with the sliding block.

The application method of the waste polyester plastic slicing device matched with the discharging mechanism comprises the following steps:

step one: the raw materials are put into a feeding section through a feeding hopper, the feeding section heats the raw materials to be in a molten state, and the molten raw materials are conveyed into a collecting section under the action of a driving assembly;

step two: along with the gradual accumulation of the raw materials, the pressure in the aggregate interval is continuously increased, so that the discharging mechanism is driven to move, the raw materials are discharged through the discharging mechanism, and under the action of the water pump, cooling liquid is conveyed into the annular water pipe to cool the raw materials in the discharging mechanism, so that the raw materials are solidified;

step three: the driving assembly can also drive the speed regulating mechanism to move, and the first rotating rod and the cutter are driven to rotate through the driving belt so as to slice the material extruded by the discharging mechanism, and when the grain size of the slice is required to be changed, the speed regulating mechanism can regulate the rotating speeds of the first rotating rod and the cutter through the driving belt so as to regulate the grain size;

step four: when the speed regulating mechanism moves, the trigger mechanism is driven to move, so that the moving contact and the fixed contact are separated, after machining is finished, the driving assembly stops moving, so that the speed regulating mechanism does not move any more, the trigger mechanism can control the moving contact to move towards the direction of the fixed contact, and when the moving contact is matched with the fixed contact, the cleaning liquid is controlled to be conveyed into the feeding interval so as to clean the whole cylinder.

Compared with the prior art, the invention has the beneficial effects that: this application can be after the raw materials melting, ensure that the raw materials is arranged in the volume in the interval that gathers materials and is extruded through discharge mechanism after reaching the requirement, under drive assembly's effect, carry the raw materials to the interval that gathers materials, along with the piling up of raw materials, the pressure in the interval that gathers materials changes, make discharge mechanism motion, at this moment, raw materials accessible discharge mechanism extrudes, simultaneously, under the effect of coolant liquid, ensure the material solidification of discharge mechanism extrusion, drive assembly still can drive speed regulating mechanism motion, and drive the cutter and rotate, in order to carry out the section processing to the raw materials after solidifying, still accessible speed regulating mechanism adjusts the rotational speed of cutter, in order to adjust sliced size as required, after extruding the completion, trigger mechanism work, and control moving contact and stationary contact cooperation, thereby control cleaning liquid is carried into the pay-off interval, in order to wash whole barrel.

Drawings

FIG. 1 is a schematic view of an embodiment of a waste polyester plastic slicing device cooperating with a discharge mechanism;

FIG. 2 is a schematic view of a first angle of an embodiment of a waste polyester plastic slicer apparatus coupled to a discharge mechanism;

FIG. 3 is an enlarged schematic view of the structure shown at A in FIG. 2;

FIG. 4 is a schematic view of a second angle of an embodiment of a waste polyester plastic slicer apparatus coupled to a discharge mechanism;

FIG. 5 is a schematic diagram of the connection between the drive assembly and the speed regulating mechanism in one embodiment of the waste polyester plastic slicing device matched with the discharging mechanism;

FIG. 6 is a schematic view of a partially semi-sectioned structure of one embodiment of a waste polyester plastic slicer apparatus cooperating with a discharge mechanism;

FIG. 7 is a schematic diagram showing the connection relationship between the discharging mechanism, the cutter and the first rotating rod in one embodiment of the waste polyester plastic slicing device matched with the discharging mechanism;

FIG. 8 is a schematic diagram of an exploded view of a discharge mechanism in one embodiment of a waste polyester plastic slicer apparatus coupled to the discharge mechanism;

FIG. 9 is a schematic diagram of the connection between the speed regulating mechanism and a part of the triggering mechanism in one embodiment of the waste polyester plastic slicing device matched with the discharging mechanism;

FIG. 10 is a schematic diagram of the connection between a part of the speed regulating mechanism and the triggering mechanism in one embodiment of the waste polyester plastic slicing device matched with the discharging mechanism;

FIG. 11 is a schematic diagram of an exploded view of a portion of the speed governor mechanism in one embodiment of a waste polyester plastic slicer apparatus mated with a discharge mechanism;

FIG. 12 is a schematic view of an exploded construction of a trigger mechanism in one embodiment of a waste polyester plastic slicer apparatus coupled to a discharge mechanism;

in the figure: 1. a base station; 2. a feeding section; 3. feeding into a hopper; 4. aggregate interval; 5. a discharging section; 6. a cooling tank; 7. a motor; 8. a transmission rod; 9. a screw; 10. a push plate; 11. a drainage tube; 12. a discharge plate; 13. a flow guiding pipe; 14. feeding a trough; 15. a hollow rod; 16. a movable rod; 17. a first spring; 18. an annular water pipe; 19. a cutter; 20. a first rotating rod; 21. a water pump; 22. a delivery tube; 23. a belt wheel; 24. a second rotating rod; 25. a turntable; 26. a chute; 27. a slide bar; 28. an arc-shaped plate; 29. a first connecting rod; 30. a first movable sleeve; 31. a first connecting plate; 32. a screw rod; 33. a threaded sleeve; 34. a transmission belt; 35. a clamping groove; 36. a sliding block; 37. a fixed rod; 38. a second movable sleeve; 39. a second connecting rod; 40. a second spring; 41. a fixing plate; 42. a guide rod; 43. a guide sleeve; 44. a second connecting plate; 45. a moving contact; 46. a stationary contact; 47. a belt.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

In addition, an element in the present disclosure may be referred to as being "fixed" or "disposed" on another element or being directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.

Referring to fig. 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12, in an embodiment of the present invention, a waste polyester plastic slicing device matched with a discharging mechanism includes:

the base station 1, a fixed plate 41 is fixed on the base station 1, and a cylinder is installed on the base station 1, the cylinder comprises a feeding section 2, an aggregate section 4 and a discharging section 5, the aggregate section 4 is communicated with the feeding section 2 and the discharging section 5, a feeding hopper 3 for adding raw materials is fixed on the feeding section 2, and a cooling tank 6 for containing cooling liquid is fixed on the aggregate section 4;

referring to fig. 1 to 2, fig. 4 to 5, in detail, a feeding section 2, a collecting section 4 and a discharging section 5 are sequentially arranged and mutually communicated, a heater is arranged in the feeding section 2, waste polyester is required to be subjected to processes such as crushing, cleaning, drying, separating and impurity removing when being recycled, the processed raw material is added into the feeding section 2 through a feeding hopper 3, the raw material is gradually melted into a molten state under the action of the heater, the molten state raw material enters the collecting section 4 and is extruded into the discharging section 5 through a discharging mechanism, the discharging section 5 is in a columnar arrangement, two ends of the discharging section 5 are in a conical arrangement, a discharging opening is formed in the bottom of the discharging section 5, and a switch of the discharging opening is controlled through a valve, wherein the heater is used in the prior art, the heating temperature can be adjusted according to the attribute of the raw material, and the raw material is ensured to be melted into the molten state.

The discharging mechanism is arranged in the collecting interval 4, the discharging mechanism comprises a discharging plate 12 fixedly arranged in the collecting interval 4, a plurality of through holes distributed at equal intervals in circumference are formed in the discharging plate 12, a hollow rod 15 is fixed on one side of the discharging plate 12, which faces the feeding interval 2, a movable rod 16 is movably arranged in the hollow rod 15, a spring 17 is sleeved on the hollow rod 15 and the movable rod 16, a conveying assembly connected with the movable rod 16 and the discharging plate 12 is arranged in the collecting interval 4, the conveying assembly comprises a plurality of guide pipes 13 fixedly arranged on the discharging plate 12 and communicated with the through holes, a pushing plate 10 provided with a plurality of through holes is arranged on one side, which faces the discharging plate 12, of the guide pipe 13, a feeding groove 14 movably arranged at one end of the discharging plate 12, which is also provided with the plurality of guide pipes 11 communicated with the through holes is arranged in the collecting interval 4, the pushing plate 10 faces one side, which is fixedly arranged on the discharging plate 12, the plurality of drainage pipes 11 are in sliding sealing connection with the guide pipes 13, and the push plate 10 is fixedly connected with the movable rod 16.

Referring to fig. 6 to 8, it should be noted that six through holes are formed on the push plate 10 and the discharge plate 12, the drainage tube 11 can be divided into two sections, the first section is in sliding sealing connection with the drainage tube 13, the second section is located at one side facing the push plate 10, and the size is larger than that of the first section, in the initial state, the first spring 17 is in a normal state, so that the movable rod 16 is located at the end of travel far away from the direction of the hollow rod 15, at this time, the distance between the push plate 10 and the discharge plate 12 is the largest, the material entering groove 14 does not enter the second section drainage tube 11, the material entering section 2 is gradually heated to a molten state when conveying the material, the molten state material gradually enters the material collecting section 4, in order to ensure that the material cannot be discharged from the six through holes simultaneously due to insufficient amount of the material during extrusion, and the material in the material collecting section 4 is required to enter the drainage tube 11 along with continuous accumulation of the material, when each drainage tube 11 is filled with the material, the continuous conveyance of the material, the push plate 10 is driven to move towards the discharge plate 12 along with the continuous conveyance of the material, so that the movable rod 16 moves towards the direction of the discharge plate 12, the movable rod 16 moves towards the hollow rod 12, and the hollow rod 16 is driven by the first spring 16 and moves towards the hollow rod 12, and the hollow rod 11 is further compressed into the cylindrical guide tube 13 when the hollow rod 12, and the hollow rod 11 is driven by the hollow rod 11, and the hollow rod 11 moves down through the hollow rod 11, and the hollow rod 11 is pressed into the hollow guide tube 13, and the material channel 13 when the material entering groove 13 is pressed into the material groove 13, and the material channel 13 when the material is rapidly has a small size and the size 13.

Preferably, the material can be extruded only when the feeding groove 14 is connected with the second section of the drainage tube 11, and the connection condition is that more material is filled in the material collecting section 4, so that the pressure applied to the push plate 10 is increased, thereby ensuring that six through holes of the discharge plate 12 can be extruded simultaneously when the material adding rate is slower, and the molding state is excellent

When the extrusion pressure is small, the raw material is directly discharged from the extrusion hole, which leads to the failure of the raw material to form and the waste of the raw material, so that it is necessary to ensure that more raw material enters the aggregate section 4 and provide a larger extrusion pressure, and extrusion is started.

Be provided with on the base station 1 with the drive assembly that feeding interval 2 is connected, drive assembly is used for with the raw materials in the feeding interval 2 is carried to in the interval 4 gathers materials, so as to change the pressure in the interval 4 gathers materials, thereby pass through with the discharge mechanism carries to in the interval 5 of discharging, drive assembly is including rotating the drive lever 8 of installing on the feeding interval 2, the feeding interval 2 internal rotation install with drive lever 8 coaxial coupling's screw rod 9, be fixed with band pulley 23 on the drive lever 8, the cover is equipped with on the band pulley 23 with speed regulating mechanism's belt 47 is connected, be fixed with motor 7 on the base station 1, the motor 7 output shaft with drive lever 8 is connected.

Referring to fig. 1 to 2 and fig. 4 to 5, when raw materials are added into a feeding section 2 through a feeding hopper 3, a motor 7 works at this time and drives a screw 9 to rotate through a transmission rod 8, under the action of the screw 9, materials placed in the feeding section 2 are conveyed into a collecting section 4, the transmission rod 8 also drives a belt wheel 23 to rotate and drives a speed regulating mechanism to move through a belt 47, and the speed regulating mechanism can be increased due to the fact that the rotation radius of the belt wheel 23 is large, the rotating speed of the screw 9 is low, the residence time of the raw materials in the feeding section 2 is sufficient, and the raw materials are melted to be in a molten state.

The annular water pipe 18 is arranged in the aggregate interval 4 and is connected with the discharging mechanism, a water pump 21 is fixed on the aggregate interval 4, the water pump 21 is connected with the annular water pipe 18 and the cooling tank 6 through a conveying pipe 22, and the water pump 21 can convey cooling liquid in the cooling tank 6 into the annular water pipe 18 through the conveying pipe 22;

referring to fig. 1-2 and fig. 4-6, preferably, the annular water pipe 18 is wrapped on the drainage pipe 11 and the drainage pipe 13, and since the raw materials entering the drainage pipe 13 and the drainage pipe 11 are in a molten state, in order to ensure smooth slicing treatment during extrusion of the raw materials, the raw materials need to be cooled and resolidified, at this time, the water pump 21 works, and the cooling liquid in the cooling tank 6 is conveyed into the annular water pipe 18 through the conveying pipe 22, the raw materials are solidified under the action of the cooling liquid, and the cooling liquid circulates in the cooling tank 6 and the annular water pipe 18, so that the cooling effect of the cooling liquid is ensured to be in a good state.

The cutter 19 is arranged in the discharging interval 5, a first rotating rod 20 fixedly connected with the cutter 19 is rotatably arranged in the discharging interval 5, and the first rotating rod 20 can drive the cutter 19 to rotate so as to execute slicing action on materials extruded by the discharging mechanism;

referring to fig. 6 to 7, the cutter 19 is formed by combining six blades, the extruded material needs to be sliced to make the polyester chips be granular, when the extruded material needs to be sliced, a valve of a feed opening formed at the bottom of the discharge section 5 is opened, the first rotating rod 20 rotates and drives the cutter 19 to rotate, so that the extruded material is sliced, the sliced material is discharged through the feed opening, and when the rotating speed of the cutter 19 is changed, the size of the polyester chips is synchronously changed.

The speed regulating mechanism is arranged on the base table 1 and is connected with the driving assembly, the speed regulating mechanism is connected with a transmission belt 34 sleeved on the first rotating rod 20, the speed regulating mechanism is used for regulating the rotating speed of the first rotating rod 20 and the cutter 19 through the transmission belt 34, the speed regulating mechanism comprises a second rotating rod 24 which is rotatably arranged on the base table 1 and is connected with a belt 47, a turntable 25 which is fixedly arranged on the second rotating rod 24 and is connected with the triggering mechanism, a plurality of sliding grooves 26 which are circumferentially and equidistantly distributed are formed in the turntable 25, a sliding assembly which is connected with the sliding grooves 26 and the second rotating rod 24 is arranged on the base table 1, the sliding assembly is connected with the transmission belt 34, the sliding assembly comprises a plurality of sliding rods 27 which are slidably arranged in the sliding grooves 26, an arc-shaped plate 28 which is fixedly connected with the transmission belt 34 is arranged on the sliding rods 27, a connecting rod 29 which is hinged to the sliding rods 27, a first movable sleeve 31 which is fixedly connected with the first movable sleeve 33 and the first movable sleeve 33 is movably arranged on the base table 1, a second movable sleeve 33 which is movably connected with the first movable sleeve 30 is movably arranged on the first movable sleeve 33, and the second movable sleeve 33 which is fixedly connected with the second movable sleeve 33.

Referring to fig. 1 to 5 and fig. 9 to 11, further, when the material is extruded, the material needs to be sliced, at this time, the pulley 23 rotates and drives the second rotating rod 24 to rotate through the belt 47, because the rotating radius of the pulley 23 is larger than that of the second rotating rod 24, the rotating speed of the second rotating rod 24 will be larger than that of the transmission rod 8, the second rotating rod 24 will also drive the turntable 25 to rotate, thereby driving the sliding rod 27 disposed in the chute 26 to synchronously rotate, the sliding rod 27 will also drive the first connecting rod 29 to rotate, thereby driving the first movable sleeve 30 to rotate, the first movable sleeve 30 is movably connected with the first connecting plate 31, and the screw 32 has a self-locking function due to the threaded connection of the threaded sleeve 33 and the screw 32, so that the threaded sleeve 33 will not displace, so that the position of the first movable sleeve 30 will not change, so that the sliding rod 27 will not undergo relative displacement in the chute 26 due to centrifugal force, and when the sliding rod 27 rotates, the arc 28 will also drive the second rotating rod 24 to rotate, so that the first movable sleeve 20 is driven by the transmission belt 34, so that the cutter 19 rotates, and the material is sliced.

Preferably, in order to freely adjust the granulating size of the polyester chip, the rotating speed of the cutter 19 needs to be adjusted, in an initial state, one end of the sliding rod 27 is located at the middle position of the chute 26, the transmission belt 34 is made of an elastic material and can stretch or shrink in a certain range, when the particle size of the chip needs to be reduced, the rotating speed of the cutter 19 needs to be increased, at this time, the screw rod 32 rotates to drive the threaded sleeve 33 to move so as to drive the first connecting plate 31 to move, the first movable sleeve 30 moves towards the direction of the turntable 25, due to the guiding effect of the first movable sleeve 30, the threaded sleeve 33 is ensured to move along the length direction of the screw rod 32 and not to rotate along the screw rod 32, the first movable sleeve 30 also drives the first connecting rod 29 to move, so that the sliding rod 27 moves towards the directions away from each other to increase the distance between the arc plates 28, at this time, when the turntable 25 rotates for one circle, the moving stroke of the transmission belt 34 is increased, thereby increasing the rotating speed of the cutter 19, and similarly, when the particle size of the chip needs to be increased, the screw rod 32 is reversed, so that the distance between the arc plates 28 is reduced, and the rotating speed of the cutter 19 is reduced.

For example, the rotational speed of the screw 9 is positively related to the material extrusion rate and the rotational speed of the cutter 19, the faster the rotational speed of the screw 9 corresponds to the faster the material extrusion rate, the faster the rotational speed of the cutter 19 is, assuming that the rotational speed of the screw 9 is 100r/min, the corresponding extrusion rate is 10cm/s, the rotational speed of the cutter 19 is 150r/min, the corresponding extrusion rate is 15cm/s, the rotational speed of the cutter 19 is 170r/min when the rotational speed of the screw 9 is increased to 120r/min, however, the extrusion rate is also related to the properties of the material, if all the materials are added, the corresponding rate is unchanged, if other additives such as a thickener are added into the polyester in the material, the extrusion rate is reduced or accelerated, and in order to ensure uniformity of the particle size, the rotational speed of the cutter 19 can be adjusted by the screw 32, so that the particle size can be kept unchanged when the extrusion rate is changed within a certain range.

The fixed contact 46 is fixedly arranged on the fixed plate 41, the fixed plate 41 is provided with a trigger mechanism connected with the speed regulating mechanism, the trigger mechanism comprises a trigger component and a moving contact 45, the speed regulating mechanism is used for switching the matching state of the moving contact 45 and the fixed contact 46 through the trigger component, the trigger component comprises a guide rod 42 fixedly arranged on the fixed plate 41, a guide sleeve 43 is movably arranged on the guide rod 42, a fixed rod 37 is fixedly arranged on the rotary plate 25, a second movable sleeve 38 is movably arranged on the fixed rod 37, a second connecting plate 44 fixedly connected with the guide sleeve 43 is movably arranged on the second movable sleeve 38, the second connecting plate 44 is fixedly connected with the moving contact 45, an elastic structure is arranged on the base 1 and is connected with the fixed rod 37, and the elastic structure comprises a clamping groove 35 formed in the rotary plate 25, a sliding block 36 slidingly arranged in the clamping groove 35, a second movable sleeve 38 and a second movable sleeve 38 in a sleeved mode, and a second movable sleeve 38 is in a hinged connection with the second movable sleeve 39, and the second movable sleeve 38 is in a hinged connection with the second movable sleeve 38.

Referring to fig. 1-5 and fig. 9-12, further, when the extrusion of the raw materials is completed, a certain amount of allowance remains in the material collecting section 4, and the screw 9 is provided with the residual raw materials, so that the barrel needs to be cleaned, in the initial state, the second spring 40 is in a slightly compressed state, so that the second movable sleeve 38 and the second connecting plate 44 are located at the end of the stroke far away from the direction of the turntable 25, at this time, the movable contact 45 and the fixed contact 46 are in the on state, when the two contacts are in contact, the motor 7 stops working, the raw materials are extruded, the contacts control a certain amount of cleaning liquid to be conveyed into the material conveying section 2, when the motor 7 works, the turntable 25 rotates, so as to drive the sliding block 36 to move, under the action of the centrifugal force, the sliding block 36 moves along the length direction of the clamping groove 35, and drives the second movable sleeve 38 to move along the length direction of the fixed rod 37 and towards the turntable 25, so as to drive the second connecting plate 44 to separate the movable contact 45 from the fixed contact 46, at this time, the second connecting plate 44 also drives the guide sleeve 43 to move along the length direction of the guide sleeve 42, at this time, the two contacts are driven by the centrifugal force, the second connecting plate 44 stops moving along the length direction of the guide sleeve 40, and the length direction of the movable sleeve is stopped, when the two contacts are in contact is in contact with the direction of the turntable 25, and the elastic contact is stopped, and the movement of the second contact is contacted with the movable contact is contacted with the turntable 25, and the second contact is contacted, and the movable contact is contacted, and the second contact is made and the contact is made.

Wherein, because the transportation of material is nonlinear state, in the extrusion process, the material can intermittent interpolation, in this process, motor 7 will work along with the material interpolation to stop working when stopping adding, motor 7 stop working, then means that two contacts contact each other, and control the washing liquid washs the barrel, ensures that the barrel remains clean state all the time, still is provided with the relay on the barrel, and controllable two contacts are automatic to be disconnected after the operation for a period of time, thereby ensure can not carry the washing liquid always.

step one: the raw materials are put into a feeding section 2 through a feeding hopper 3, the feeding section 2 heats the raw materials to be in a molten state, and the molten raw materials are conveyed into a collecting section 4 under the action of a driving assembly;

step two: along with the gradual accumulation of the raw materials, the pressure in the aggregate interval 4 is continuously increased, so that the discharging mechanism is driven to move, the raw materials are discharged through the discharging mechanism, and under the action of the water pump 21, cooling liquid is conveyed into the annular water pipe 18 to cool the raw materials in the discharging mechanism, so that the raw materials are solidified;

step three: the driving assembly also drives the speed regulating mechanism to move and drives the first rotating rod 20 and the cutter 19 to rotate through the driving belt 34 so as to slice the material extruded by the discharging mechanism, and when the grain size of the slice needs to be changed, the speed regulating mechanism can regulate the rotating speeds of the first rotating rod 20 and the cutter 19 through the driving belt 34 so as to regulate the grain size;

step four: when the speed regulating mechanism moves, the trigger mechanism is driven to move, so that the moving contact 45 and the fixed contact 46 are separated, when the processing is finished, the driving assembly stops moving, so that the speed regulating mechanism does not move any more, the trigger mechanism controls the moving contact 45 to move towards the fixed contact 46, and when the moving contact 45 is matched with the fixed contact 46, cleaning liquid is controlled to be conveyed into the feeding section 2 so as to clean the whole cylinder.

Taking the embodiment of combining all the characteristics described in the application as an example, when the raw materials are added into the feeding section 2 through the feeding hopper 3, the motor 7 works at this time and drives the screw 9 to rotate through the transmission rod 8, the materials placed in the feeding section 2 are conveyed into the collecting section 4 under the action of the screw 9, the materials are continuously piled up, the materials enter the drainage tube 11 through the through holes formed in the push plate 10, when each drainage tube 11 is filled with the raw materials, the push plate 10 is driven to move towards the direction of the discharge plate 12 along with the continuous conveying of the raw materials, the movable rod 16 moves towards the hollow rod 15 and compresses the first spring 17, the push plate 10 also drives the drainage tube 11 to move, when the second section of the drainage tube 11 is communicated with the feeding groove 14, the raw materials rapidly enter the guide tube 13 through the feeding groove 14 and are extruded through the discharge plate 12, and the raw materials are molded into a cylindrical shape with smaller size under the action of the guide tube 13 and the discharge plate 12.

In order to ensure that the raw materials can be smoothly sliced during extrusion, the raw materials need to be cooled, the raw materials are ensured to be re-solidified, at this time, the water pump 21 works, cooling liquid in the cooling tank 6 is conveyed into the annular water pipe 18 through the conveying pipe 22, the raw materials are solidified under the action of the cooling liquid, the transmission rod 8 can drive the belt pulley 23 to rotate, the second rotating rod 24 is driven to rotate through the belt 47, and the rotating radius of the belt pulley 23 is larger than that of the second rotating rod 24, so that the rotating speed of the second rotating rod 24 is larger than that of the transmission rod 8, the second rotating rod 24 can drive the turntable 25 to rotate, and the sliding rod 27 arranged in the sliding groove 26 is driven to synchronously rotate.

The sliding rod 27 can also drive the first connecting rod 29 to rotate so as to drive the first movable sleeve 30 to rotate, the first movable sleeve 30 is movably connected with the first connecting plate 31, the screw rod 32 has the self-locking function because of the screw sleeve 33 and the screw rod 32 in a threaded manner, so that the screw rod 32 is ensured to be prevented from moving, the position of the first movable sleeve 30 is ensured not to be changed, the sliding rod 27 can not relatively move in the chute 26 due to centrifugal force, the arc plate 28 is driven to rotate around the second rotating rod 24 when the sliding rod 27 rotates, the first rotating rod 20 is driven to rotate through the driving belt 34, the cutter 19 rotates, extruded materials are sliced, the rotating speed of the cutter 19 is required to be adjusted in order to freely adjust the granulating size of the polyester slices, and when the particle size of the slices is required to be reduced, the rotating speed of the cutter 19 is required to be increased, at the moment, the screw rod 32 is driven to move so that the first movable sleeve 30 is driven to move towards the direction of the turntable 25, and the first movable sleeve 30 is ensured to have the guiding function because the first movable sleeve 30 moves along the length direction of the screw rod 32.

The first movable sleeve 30 also drives the first connecting rod 29 to move, so that the sliding rod 27 moves in the direction away from each other, the distance between the arc plates 28 is increased, at this moment, when the turntable 25 rotates for one circle, the travel of the transmission belt 34 increases, so as to accelerate the rotating speed of the cutter 19, similarly, when the grain size of the slices needs to be increased, the screw rod 32 reverses, so that the distance between the arc plates 28 decreases, so as to reduce the rotating speed of the cutter 19, the turntable 25 rotates, the sliding block 36 is driven to move under the action of centrifugal force, the sliding block 36 moves along the length direction of the clamping groove 35, the second movable sleeve 38 is driven to move along the length direction of the fixed rod 37 and towards the turntable 25 through the second connecting rod 39, so as to drive the second connecting plate 44 to move, so that the movable contact 45 is separated from the fixed contact 46, the second connecting plate 44 also drives the guide sleeve 43 to move along the length direction of the guide rod 42, so as to ensure that in the extrusion process, after the motor 7 stops working, the rotation of the second movable contact 25 stops, the centrifugal force disappears, the second spring 40 is released, the second movable contact 38 is driven to reset the second movable contact 45, and the second movable contact is in the direction of the turntable 46, and the cleaning liquid is contacted with the fixed contact 46, and the cleaning liquid is conveyed in the cleaning interval 2.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. Waste polyester plastic slicing device matched with a discharging mechanism is characterized by comprising:

the base station (1), be fixed with fixed plate (41) and install the barrel on base station (1), the barrel includes pay-off interval (2), gathers materials interval (4), ejection of compact interval (5), gather materials interval (4) with pay-off interval (2) with ejection of compact interval (5) are link up the setting, be fixed with on pay-off interval (2) and be used for adding raw materials go into hopper (3), be fixed with on gather materials interval (4) and be used for holding cooling tank (6) of coolant liquid;

the discharging mechanism is arranged in the collecting interval (4), a driving assembly connected with the feeding interval (2) is arranged on the base station (1), and the driving assembly is used for conveying raw materials in the feeding interval (2) into the collecting interval (4) so as to change the pressure in the collecting interval (4), and accordingly the raw materials are conveyed into the discharging interval (5) through the discharging mechanism;

the annular water pipe (18) is arranged in the aggregate interval (4) and is connected with the discharging mechanism, a water pump (21) is fixed on the aggregate interval (4), the water pump (21) is connected with the annular water pipe (18) and the cooling tank (6) through a conveying pipe (22), and the water pump (21) can convey cooling liquid in the cooling tank (6) into the annular water pipe (18) through the conveying pipe (22);

the cutter (19) is arranged in the discharging interval (5), a first rotating rod (20) fixedly connected with the cutter (19) is rotatably arranged in the discharging interval (5), and the first rotating rod (20) can drive the cutter (19) to rotate so as to execute slicing action on materials extruded by the discharging mechanism;

the speed regulating mechanism is arranged on the base station (1) and is connected with the driving assembly, a transmission belt (34) sleeved on the first rotating rod (20) is connected to the speed regulating mechanism, and the rotating speeds of the first rotating rod (20) and the cutter (19) are regulated by the transmission belt (34);

the fixed contact (46) is fixedly arranged on the fixed plate (41), a trigger mechanism connected with the speed regulating mechanism is arranged on the fixed plate (41), the trigger mechanism comprises a trigger assembly and a moving contact (45), and the speed regulating mechanism switches the matching state of the moving contact (45) and the fixed contact (46) through the trigger assembly.

2. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 1, wherein the discharging mechanism comprises a discharging plate (12) fixedly installed in the collecting section (4), a plurality of through holes distributed at equal intervals in circumference are formed in the discharging plate (12), a hollow rod (15) is fixed on one side of the discharging plate (12) towards the feeding section (2), a movable rod (16) is movably installed in the hollow rod (15), a first spring (17) is sleeved on the hollow rod (15) and the movable rod (16), and a conveying assembly connected with the movable rod (16) and the discharging plate (12) is arranged in the collecting section (4).

3. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 2, wherein the conveying assembly comprises a plurality of guide pipes (13) fixedly installed on the discharging plate (12) and communicated with the through holes, a feeding groove (14) formed in one end of the guide pipe (13) far away from the discharging plate (12), and a pushing plate (10) movably installed in the collecting section (4) and also provided with a plurality of through holes, a plurality of drainage pipes (11) communicated with the through holes are fixed on one side of the pushing plate (10) facing the discharging plate (12), the drainage pipes (11) are in sliding sealing connection with the guide pipes (13), and the pushing plate (10) is fixedly connected with the movable rod (16).

4. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 1, wherein the driving assembly comprises a transmission rod (8) rotatably installed on the feeding section (2), a screw rod (9) coaxially connected with the transmission rod (8) is rotatably installed in the feeding section (2), a belt wheel (23) is fixed on the transmission rod (8), a belt (47) connected with the speed regulating mechanism is sleeved on the belt wheel (23), a motor (7) is fixed on the base (1), and an output shaft of the motor (7) is connected with the transmission rod (8).

5. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 4, wherein the speed regulating mechanism comprises a second rotating rod (24) rotatably installed on the base station (1) and connected with the belt (47), a rotary table (25) connected with the triggering mechanism is fixed on the second rotating rod (24), a plurality of sliding grooves (26) distributed at equal intervals in circumference are formed in the rotary table (25), and a sliding assembly connected with the sliding grooves (26) and the second rotating rod (24) is arranged on the base station (1) and connected with the driving belt (34).

6. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 5, wherein the sliding assembly comprises a plurality of sliding rods (27) which are slidably installed in the sliding grooves (26), arc-shaped plates (28) connected with the transmission belt (34) are fixed on the sliding rods (27), a first connecting rod (29) is hinged on the sliding rods (27), and an adjusting structure connected with the second rotating rod (24) and the first connecting rod (29) is arranged on the base station (1).

7. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 6, wherein the adjusting structure comprises a first movable sleeve (30) movably mounted on the second rotating rod (24) and hinged with the first connecting rod (29), a screw rod (32) rotatably mounted on the base (1), a threaded sleeve (33) movably mounted on the screw rod (32) and in threaded fit with the screw rod (32), a first connecting plate (31) movably connected with the first movable sleeve (30) is fixed on the threaded sleeve (33), a first limiting groove is formed in the first movable sleeve (30), and a first limiting rod clamped with the first limiting groove is fixed on the second rotating rod (24).

8. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 5, wherein the triggering component comprises a guide rod (42) fixedly installed on the fixing plate (41), a guide sleeve (43) is movably installed on the guide rod (42), a fixing rod (37) is fixedly installed on the rotary table (25), a second movable sleeve (38) is movably installed on the fixing rod (37), a second connecting plate (44) fixedly connected with the guide sleeve (43) is movably installed on the second movable sleeve (38), the second connecting plate (44) is fixedly connected with the movable contact (45), and an elastic structure connected with the fixing rod (37) is arranged on the base station (1).

9. The waste polyester plastic slicing device matched with the discharging mechanism according to claim 8, wherein the elastic structure comprises a clamping groove (35) formed in the rotary disc (25), a sliding block (36) slidably installed in the clamping groove (35), and a second spring (40) sleeved on the fixed rod (37) and abutted to the second movable sleeve (38), and the second movable sleeve (38) is hinged with a second connecting rod (39) hinged with the sliding block (36).

10. A method of using the waste polyester plastic slicing apparatus with a discharging mechanism according to claim 1, comprising the steps of:

step one: the raw materials are put into a feeding section (2) through a feeding hopper (3), the feeding section (2) heats the raw materials to be in a molten state, and the molten raw materials are conveyed into a collecting section (4) under the action of a driving assembly;

step two: along with the gradual accumulation of the raw materials, the pressure in the aggregate interval (4) is continuously increased, so that the discharging mechanism is driven to move, the raw materials are discharged through the discharging mechanism, and under the action of the water pump (21), the cooling liquid is conveyed into the annular water pipe (18) to cool the raw materials in the discharging mechanism, so that the raw materials are solidified;

step three: the driving assembly can also drive the speed regulating mechanism to move and drive the first rotating rod (20) and the cutter (19) to rotate through the transmission belt (34) so as to carry out slicing treatment on the material extruded by the discharging mechanism, and when the grain size of the slices needs to be changed, the speed regulating mechanism can adjust the rotating speeds of the first rotating rod (20) and the cutter (19) through the transmission belt (34), so that the grain size is adjusted;

step four: when the speed regulating mechanism moves, the trigger mechanism is driven to move, so that the moving contact (45) and the fixed contact (46) are separated, when the processing is finished, the driving assembly stops moving, so that the speed regulating mechanism does not move any more, the trigger mechanism can control the moving contact (45) to move towards the fixed contact (46), and when the moving contact (45) is matched with the fixed contact (46), the cleaning liquid is controlled to be conveyed into the feeding section (2) so as to clean the whole barrel.