CN116079939A

CN116079939A - PBT production is with pelleter convenient to adjust

Info

Publication number: CN116079939A
Application number: CN202310375746.XA
Authority: CN
Inventors: 陈建君; 刘浩明; 钱洋; 郭玮雯
Original assignee: New Fiber Applied Materials Jiangsu Co ltd
Current assignee: New Fiber Applied Materials Jiangsu Co ltd
Priority date: 2023-04-11
Filing date: 2023-04-11
Publication date: 2023-05-09
Anticipated expiration: 2043-04-11
Also published as: CN116079939B

Abstract

The utility model discloses a conveniently-adjusted PBT production granulator, which relates to the technical field of PBT cutting and comprises an outer box body, wherein a working support frame is fixedly arranged on the outer box body, the conveniently-adjusted PBT production granulator further comprises a movable adjusting mechanism, the movable adjusting mechanism is fixedly arranged on the outer box body and positioned on the side surface of the working support frame and used for changing the horizontal displacement of part parts of the movable adjusting mechanism, the movable adjusting mechanism is arranged on the side surface of the working support frame and fixedly connected with the movable adjusting mechanism and used for controlling the conveying speed of a conveying mechanism, the conveying mechanism is arranged in the working support frame and used for conveying PBT plastic strips, the cutting mechanism is arranged at the top end of the inside of the working support frame and used for granulating the PBT plastic strips, and the cutting mechanism is provided with a plurality of groups; the utility model can cut PBT grains with different sizes at the same time, and improves the working efficiency of grain cutting.

Description

PBT production is with pelleter convenient to adjust

Technical Field

The utility model relates to the technical field of PBT cutting, in particular to a conveniently-adjusted granulator for PBT production.

Background

PBT generally refers to polybutylene terephthalate, is polyester prepared by polycondensation of terephthalic acid and 1, 4-butanediol, is one of important thermoplastic polyesters and five engineering plastics, and is a milky semitransparent to opaque and semi-crystalline thermoplastic polyester, which has high heat resistance, strong acid and alkali resistance, can resist organic solvents, is flammable and can be decomposed at high temperature; the PBT resin is mostly processed into a compound for use, and can obtain good heat resistance, flame retardance, electric insulation and other comprehensive properties and good processability after being mixed with other resins through modification of various additives, so that the PBT resin is widely applied to industries such as electric appliances, automobiles, aircraft manufacturing, communication, household appliances, transportation and the like; PBT is generally pelletized with a pelletizer during its production.

The utility model patent of China with the bulletin number of CN216506122U discloses a grain cutting machine with adjustable grain cutting size for PBT production, which comprises a workbench and an adjusting component, wherein a limit roller is arranged at the left upper end of the workbench, a protection frame is arranged at the right upper end of the workbench, a bracket is arranged at the right side of the limit roller, a sponge roller is arranged in the bracket, and a feeding component is arranged at the left lower part of the protection frame; the utility model can cut PBT grains with different sizes, but the prior art can only cut PBT grains with uniform sizes at the same time, and can not cut PBT grains with different sizes at the same time, so that the grain cutting efficiency is low.

Disclosure of Invention

Aiming at the technical problems, the utility model discloses a PBT production granulator convenient to adjust, which comprises an outer box body, wherein a working support frame is fixedly arranged on the outer box body, and the granulator further comprises a movable adjusting mechanism which is fixedly arranged on the outer box body and is positioned on the side surface of the working support frame and used for changing the horizontal displacement of part parts of the rotary adjusting mechanism; the rotation adjusting mechanism is arranged on the side surface of the working support frame and fixedly connected with the movement adjusting mechanism and used for controlling the conveying speed of the conveying mechanism; the conveying mechanism is arranged in the working support frame and is used for conveying the PBT plastic strips and comprises a conveying connecting shaft I; the cutting mechanism is arranged at the top end of the inner part of the working support frame and used for granulating the PBT plastic strips, and a plurality of groups of cutting mechanisms are arranged.

Further, remove adjustment mechanism includes the removal mount, remove mount fixed mounting on outer box, the front side fixed mounting who removes the mount has a movable motor I, the output of movable motor I and the first end fixed connection of movable screw I, the second end of movable screw I and the first end threaded connection of movable fixed block I.

Further, rotation adjustment mechanism includes rotation motor, rotation motor fixed mounting is in the rear side that removes the mount, rotation motor's output and the first end fixed connection of transmission connecting axle I, the one end that transmission connecting axle I is close to rotation motor and one-level gear fixed connection, one-level gear meshes with drive gear mutually, drive gear is equipped with three and is circumference array, drive gear rotates the lateral wall of installing at the work support frame, and is three drive gear is last to be meshed with secondary gear, tertiary gear, quaternary gear respectively, secondary gear and the second end fixed connection of removal fixed block I, secondary gear, tertiary gear, quaternary gear are all rotated the lateral wall of installing at the work support frame.

Further, the conveying mechanism further comprises roller support frames, the roller support frames are fixedly arranged in the working support frames, the four roller support frames are arranged, each roller support frame is provided with paired support rollers in a rotating mode, and each roller support frame is provided with paired primary conveying rollers, secondary conveying rollers, tertiary conveying rollers and quaternary conveying rollers in a rotating mode.

Further, the conveying mechanism further comprises a conveying connecting shaft II, a conveying belt wheel III and a conveying bevel gear I, the second end of the conveying connecting shaft I is fixedly connected with a primary conveying roller, the first end of the conveying connecting shaft II is fixedly connected with a secondary gear, the conveying connecting shaft II is rotatably arranged on a shaft supporting seat I, the shaft supporting seat I is fixedly arranged at the bottom end of a working supporting frame, the second end of the conveying connecting shaft II is fixedly connected with the conveying belt wheel I, the conveying belt wheel I is connected with the conveying belt wheel II through a synchronous belt I, the conveying belt wheel II is fixedly connected with a secondary conveying roller, the conveying belt wheel III is fixedly connected with a tertiary gear, the conveying belt wheel III is connected with a conveying belt wheel IV through a synchronous belt II, the conveying belt wheel IV is fixedly connected with the conveying connecting shaft III, the first end of the conveying connecting shaft III is rotatably arranged on the side wall of the working supporting frame, the conveying connecting shaft III is rotatably arranged on the shaft supporting seat II, the shaft supporting seat II is fixedly arranged at the bottom end of the working supporting frame, the second end of the shaft supporting seat II is fixedly connected with the conveying belt wheel II, the conveying belt wheel V is fixedly connected with the conveying belt wheel II through a synchronous belt I, the conveying belt wheel III is fixedly connected with the conveying belt III through a conveying belt III, the conveying belt III is fixedly connected with the conveying belt III through a synchronous belt III, the conveying belt III is fixedly connected with the top end of the conveying belt III through a rotary shaft III, the conveying belt III is fixedly connected with the conveying belt III through a rotary shaft III, and the conveying belt III fixedly connected with the conveying belt III through the synchronous belt III, and the conveying belt III fixedly connected with the conveying belt III through the rotary shaft III, and the conveying belt III through the synchronous belt. The second end of the transmission rotation shaft II is rotatably arranged at the top end of the working support frame, the transmission rotation shaft II is fixedly provided with a transmission bevel gear III, the transmission bevel gear III is meshed with a transmission bevel gear IV, the transmission bevel gear IV is fixedly connected with the first end of the transmission rotation shaft III, the second end of the transmission rotation shaft III is rotatably arranged on the side wall of the working support frame, the transmission rotation shaft III is fixedly connected with a transmission belt wheel IX, the transmission belt wheel IX is connected with a transmission belt wheel X through a synchronous belt V, and the synchronous belt V is fixedly connected with a four-stage transmission roller.

Further, cutting mechanism includes cutting motor, cutting motor fixed mounting is on the lateral wall of work support frame, cutting motor's output and the first end fixed connection of cutting axis of rotation, the fixed cover of second end of cutting axis of rotation is located in the first end of axle sleeve, the second end of axle sleeve and the first end fixed connection of rotation bent axle, rotation bent axle and the first end rotation of dwang are connected, the second end of dwang is connected with the first end rotation of slide bar, the second end fixed mounting of slide bar is on the cutter, the inside of work support frame is equipped with the crossbeam, be equipped with the spout on the crossbeam, slide bar slidable mounting is in the spout, the cutting platform is installed to the below of cutter, cutting platform fixed mounting is on the bottom of work support frame, the cutting axis of rotation is rotated and is installed on axle supporting seat III, axle supporting seat III fixed mounting is on the top of work support frame.

Further, still include screening mechanism, screening mechanism includes one-level screening case, be equipped with the diaphragm on the lateral wall of one-level screening case, fixed mounting has screw motor on the diaphragm, the output of screw motor and the first end fixed connection of long screw rod, the second end screw thread of long screw rod is installed in one side of screening lid, the opposite side and the first end sliding connection of guide bar of screening lid, the second end fixed mounting of guide bar is on the diaphragm.

Further, screening mechanism still includes the screening support frame, screening support frame fixed mounting is in the inside of outer box, screening support frame's bottom top fixed mounting has the bottom case, screening support frame's lateral wall fixed mounting has the screening motor, screening motor's output and screening motor shaft's first end fixed connection, screening motor shaft's second end and eccentric wheel I fixed connection, eccentric wheel I and the first side lateral wall fixed connection of one-level screening case, fixed mounting has diversion bevel gear I on the screening motor shaft, diversion bevel gear I meshes with diversion bevel gear II, diversion bevel gear II and the first end fixed connection of screening connecting axle I, screening connecting axle I's second end and screening band pulley I fixed connection, screening connecting axle I rotates the rear side of installing at the screening support frame, screening band pulley I passes through the screening hold-in range with screening band II, screening connecting axle II and the first end fixed connection of screening connecting axle II, screening connecting axle II's second end and bevel gear III fixed connection, bevel gear III meshes with bevel gear, IV is equipped with diversion bevel gear II, and is equipped with diversion bevel gear III at the first end of connecting axle I, the side of connecting axle III is equipped with the diversion bevel gear II, diversion bevel gear II is equipped with the side of diversion pulley II, and is equipped with the side pulley II, and is connected with the side pulley II at the first end of screening support frame, the first end is connected to the side of a sliding groove, and is connected with the side of a sliding groove, and is connected to III, and is connected with a sliding groove III, the second end of the spring is fixedly arranged on the screening supporting frame, and the spring is sleeved on the sliding column.

Further, screening mechanism still includes second grade screening case, tertiary screening case, the bottom of one-level screening case, second grade screening case, tertiary screening case all is equipped with the screening hole, just the screening hole aperture of one-level screening case, second grade screening case, tertiary screening case is progressively decreased progressively.

Compared with the prior art, the utility model has the beneficial effects that: (1) According to the utility model, the movable adjusting mechanism and the rotary adjusting mechanism are arranged, the gear position of the rotary adjusting mechanism is controlled by utilizing screw transmission, and the rotation speed is changed by utilizing the transmission ratio of the gear transmission, so that different movement speeds of the PBT plastic strip are realized, the device can cut PBT particles with different sizes at the same time, and meanwhile, the PBT particles with a certain size can be cut independently; (2) According to the utility model, by arranging the conveying mechanism and utilizing synchronous belt transmission and bevel gear transmission, the gears of the rotation adjusting mechanism and the conveying roller rotate at the same speed at the same time, so that PBT particles with different sizes can be cut at the same time, and the working speed is improved; (3) According to the utility model, by arranging the cutting mechanism and utilizing the crank drive, the reciprocating lifting of the cutter is realized, the operation is simple, and the cutting is convenient; (4) According to the utility model, the screening mechanism is arranged, the opening and closing of the screening box are controlled by utilizing the screw transmission, and the vibrating motion of the screening box is controlled by utilizing the rotation of the eccentric wheel and the transmission of the bevel gear and the synchronous belt, so that the screening of PBT particles is realized, the accurate separation of PBT particles with different sizes is facilitated, and the working efficiency is improved.

Drawings

Fig. 1 is a top view of the present utility model.

Fig. 2 is a rear view of the present utility model.

Fig. 3 is a schematic overall structure of the present utility model.

Fig. 4 is a schematic view of the structure of the present utility model with the outer casing removed.

Fig. 5 is a schematic structural view of the movement adjusting mechanism of the present utility model.

Fig. 6 is a schematic structural view of the rotation adjusting mechanism of the present utility model.

Fig. 7 is a schematic structural view of the conveying mechanism of the present utility model.

Fig. 8 is a schematic diagram of a conveying mechanism according to a second embodiment of the present utility model.

Fig. 9 is a schematic diagram of a conveying mechanism according to the present utility model.

Fig. 10 is a schematic structural view of the cutting mechanism of the present utility model.

Fig. 11 is a front view of the screening mechanism of the present utility model.

Fig. 12 is a schematic view of the screening mechanism of the present utility model.

Fig. 13 is an enlarged view at a in fig. 11.

Fig. 14 is an enlarged view at B in fig. 11.

Reference numerals: 1-an outer box body; 2-a working support frame; 3-a movement adjustment mechanism; 301-moving a fixing frame; 302, a mobile motor I; 303-moving screw I; 304-moving the fixed block I; 305, a mobile motor II; 306-moving screw II; 307-moving fixed block II; 308-moving motor iii; 309-moving screw iii; 310-moving a fixed block III; 4-a rotation adjustment mechanism; 401-a rotating motor; 402-primary gear; 403-a transmission gear; 404-a secondary gear; 405-three stage gear; 406-a four-stage gear; 5-a conveying mechanism; 501-a roller support; 502-backing rolls; 503-first stage conveying rollers; 504-two stage transfer rolls; 505-three stage transfer rollers; 506-four stage transfer rollers; 507-a transfer connection shaft i; 508-a transmission connecting shaft II; 509-a shaft support I; 510-a conveying belt wheel I; 511-synchronous belt I; 512-a conveying belt wheel II; 513-a conveyor belt pulley III; 514-synchronous belt II; 515-a transfer pulley iv; 516-transfer connection shaft iii; 517-a shaft support II; 518-a conveyor belt pulley v; 519-synchronous belt iii; 520-a conveyor belt wheel vi; 521-a transmission bevel gear I; 522-a transmission bevel gear II; 523-a transfer pulley vii; 524-transfer axis of rotation i; 525—synchronous belt iv; 526-a conveyor belt wheel VIII; 527-transfer bevel gear III; 528-transfer rotation axis II; 529-transfer bevel gear IV; 530-a transfer pulley IX; 531-synchronous belt v; 532-a transfer pulley x; 533-transfer rotation axis III; 6-a cutting mechanism; 601-a cutting motor; 602-cutting the rotating shaft; 603-sleeve; 604-rotating a crankshaft; 605-turning the lever; 606-a slide bar; 607-a cutter; 608-a cutting station; 609-a shaft support III; 7-PBT particle collection hopper; 8-a screening mechanism; 801-a screening support; 802-a first-stage screening box; 803-a secondary screening box; 804-three-stage screening box; 805-bottom layer box; 806-a screw motor; 807-long screws; 808-a guide bar; 809—a sieving cover; 810-a screening motor; 811-sieving a motor shaft; 812-turning bevel gear I; 813-eccentric wheel I; 814-turning bevel gear II; 815-screening connecting shaft I; 816-screening pulley I; 817-sieving the timing belt; 818-screening pulley ii; 819-sieving connecting shaft II; 820-turning bevel gear III; 821-direction-changing bevel gear IV; 822-eccentric wheel II; 823-sieving connecting shaft III; 824-pallet; 825-springs; 9-roller fixing frame; 10-conveying rollers.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

Examples: the utility model provides a PBT production is with pelleter convenient to adjust, including outer box 1, fixed mounting has work support frame 2 on the outer box 1, still include removal adjustment mechanism 3, remove adjustment mechanism 3 fixed mounting and lie in the side of work support frame 2 on outer box 1, be used for changing the horizontal displacement of the partial part of rotation adjustment mechanism 4, rotation adjustment mechanism 4 installs in the side of work support frame 2 and with remove adjustment mechanism 3 fixed connection, be used for controlling the transfer rate of transport mechanism 5, transport mechanism 5 installs in the inside of work support frame 2, be used for conveying the PBT plastic strip, cutting mechanism 6 installs on the inside top of work support frame 2, be used for carrying out the pelleter to the PBT plastic strip, cutting mechanism 6 is equipped with the multiunit, PBT grain is collected fill 7 fixed mounting and is put on outer box 1 and is contacted with cutting table 608, screening mechanism 8 fixed mounting is in the inside of outer box 1, be used for sieving the grain of equidimension, roller mount 9 fixed mounting has conveyer roller 10 on outer box 1, roller mount 9 rotates, roller 9 and conveyer roller 10 are equipped with a plurality of clamp roller 10, be equipped with the upper box door position, be equipped with the handle, the chamber door is equipped with.

As shown in fig. 5, the movement adjusting mechanism 3 includes a movement fixing frame 301, a movement motor ii 305, and a movement motor iii 308, the movement fixing frame 301 is fixedly mounted on the outer box 1, a movement motor i 302 is fixedly mounted on the front side of the movement fixing frame 301, an output end of the movement motor i 302 is fixedly connected with a first end of a movement screw i 303, a second end of the movement screw i 303 is in threaded connection with a first end of a movement fixing block i 304, a movement motor ii 305 is fixedly mounted on the front side of the movement fixing frame 301, an output end of the movement motor ii 305 is fixedly connected with a first end of a movement screw ii 306, a second end of the movement screw ii 306 is in threaded connection with a first end of a movement fixing block ii 307, a movement motor iii 308 is fixedly mounted on the front side of the movement fixing frame 301, an output end of the movement motor iii 308 is fixedly connected with a first end of a movement screw iii 309, and a second end of the movement screw iii 309 is in threaded connection with a first end of a movement fixing block iii 310.

As shown in fig. 6, the rotation adjustment mechanism 4 includes a rotation motor 401, the rotation motor 401 is fixedly mounted at the rear side of the movable fixing frame 301, the output end of the rotation motor 401 is fixedly connected with the first end of a transmission connection shaft i 507, one end of the transmission connection shaft i 507, which is close to the rotation motor 401, is fixedly connected with a primary gear 402, the primary gear 402 is meshed with a transmission gear 403, the transmission gear 403 is provided with three and is in a circumferential array, the transmission gear 403 is rotatably mounted on the side wall of the working support frame 2, a secondary gear 404, a tertiary gear 405 and a quaternary gear 406 are respectively meshed on the three transmission gears 403, the secondary gear 404, the tertiary gear 405 and the quaternary gear 406 are rotatably mounted on the side wall of the working support frame 2, the secondary gear 404 is fixedly connected with the second end of the movable fixing block i 304, the tertiary gear 405 is fixedly connected with the second end of the movable fixing block ii 307, and the quaternary gear 406 is fixedly connected with the second end of the movable fixing block iii 310.

As shown in fig. 7 to 9, the conveying mechanism 5 comprises four roller supporting frames 501, the roller supporting frames 501 are fixedly arranged in the working supporting frames 2, the four roller supporting frames 501 are provided with four roller supporting frames 501, each roller supporting frame 501 is rotatably provided with a pair of supporting rollers 502, each roller supporting frame 501 is rotatably provided with a pair of primary conveying roller 503, a pair of secondary conveying roller 504, a pair of tertiary conveying roller 505 and a pair of quaternary conveying roller 506, the second end of a conveying connecting shaft I507 is fixedly connected with the primary conveying roller 503, the first end of a conveying connecting shaft II 508 is fixedly connected with the secondary gear 404, the conveying connecting shaft II 508 is rotatably arranged on a shaft supporting seat I509, the shaft supporting seat I509 is fixedly arranged at the bottom end of the working supporting frames 2, the second end of the conveying connecting shaft II 508 is fixedly connected with a conveying belt wheel I510, the conveying belt wheel I510 is connected with a conveying belt wheel II 512 through a synchronous belt I511, the conveying belt II 512 is fixedly connected with the secondary conveying roller 504, the transmission belt wheel III 513 is fixedly connected with the three-stage gear 405, the transmission belt wheel III 513 is connected with the transmission belt wheel IV 515 through a synchronous belt II 514, the transmission belt wheel IV 515 is fixedly connected with a transmission connecting shaft III 516, a first end of the transmission connecting shaft III 516 is rotatably arranged on the side wall of the working support frame 2, the transmission connecting shaft III 516 is rotatably arranged on a shaft support seat II 517, the shaft support seat II 517 is fixedly arranged at the bottom end of the working support frame 2, a second end of the shaft support seat II 517 is fixedly connected with a transmission belt wheel V518, the transmission belt wheel V518 is connected with a transmission belt wheel VI 520 through a synchronous belt III 519, the transmission belt wheel VI 520 is fixedly connected with a three-stage transmission roller 505, the transmission bevel gear I521 is fixedly connected with a four-stage gear 406, the transmission bevel gear I521 is meshed with the transmission bevel gear II 522, the transmission bevel gear II 522 is fixedly connected with a first end of the transmission rotation shaft I524, the second end of transmission axis of rotation I524 rotates the top of installing at work support frame 2, fixedly connected with transmission pulley VII 523 on the transmission axis of rotation I524, be connected through hold-in range IV 525 between transmission pulley VII 523 and the transmission pulley VIII 526, transmission pulley VIII 526 and the first end fixed connection of transmission axis of rotation II 528, the second end of transmission axis of rotation II 528 rotates the top of installing at work support frame 2, fixedly mounted has transmission bevel gear III 527 on the transmission axis of rotation II 528, transmission bevel gear III 527 meshes with transmission bevel gear IV 529, transmission bevel gear IV 529 and the first end fixed connection of transmission axis of rotation III 533, the second end rotation of transmission axis of rotation III is installed on the lateral wall of work support frame 2, fixedly connected with transmission pulley IX 530 on the transmission axis of rotation III 533, transmission pulley IX 530 passes through hold-in range V531 to be connected with transmission pulley X532, hold-in range V531 and four-stage transmission roller 506 fixed connection, the backing roll 502, one-stage transmission roller 503, two-stage transmission roller 504, three-stage transmission roller 505, four-stage transmission roller 506 all are equipped with the screens, and the quantity of screens is the same as conveying roller 10.

As shown in fig. 10, the cutting mechanism 6 includes a cutting motor 601, the cutting motor 601 is fixedly mounted on a side wall of the working support frame 2, an output end of the cutting motor 601 is fixedly connected with a first end of a cutting rotating shaft 602, a second end of the cutting rotating shaft 602 is fixedly sleeved in a first end of a shaft sleeve 603, a second end of the shaft sleeve 603 is fixedly connected with a first end of a rotating crankshaft 604, the rotating crankshaft 604 is rotatably connected with a first end of a rotating rod 605, a second end of the rotating rod 605 is rotatably connected with a first end of a sliding rod 606, a second end of the sliding rod 606 is fixedly mounted on a cutter 607, a cross beam is arranged in the working support frame 2, a sliding groove is arranged on the cross beam, the sliding rod 606 is slidably mounted in the sliding groove, a cutting table 608 is mounted below the cutter 607, the cutting table 608 is fixedly mounted on a bottom end of the working support frame 2, the cutting rotating shaft 602 is rotatably mounted on a shaft support seat iii 609, and the shaft support seat iii is fixedly mounted on a top end of the working support frame 2.

As shown in fig. 11 to 14, the screening mechanism 8 comprises a screening support frame 801 and a primary screening box 802, wherein a transverse plate is arranged on the side wall of the primary screening box 802, a screw motor 806 is fixedly arranged on the transverse plate, the output end of the screw motor 806 is fixedly connected with the first end of a long screw 807, the second end of the long screw 807 is arranged on one side of a screening cover 809 in a threaded manner, the other side of the screening cover 809 is slidably connected with the first end of a guide rod 808, the second end of the guide rod 808 is fixedly arranged on the transverse plate, the screening support frame 801 is fixedly arranged in the outer box 1, a bottom layer box 805 is fixedly arranged above the bottom end of the screening support frame 801, a screening motor 810 is fixedly arranged on the side wall of the screening support frame 801, the output end of the screening motor 810 is fixedly connected with the first end of a screening motor shaft 811, the second end of the screening motor shaft 811 is fixedly connected with an eccentric wheel i 813, the eccentric wheel I813 is fixedly connected with the first side wall of the primary screening box 802, the turning bevel gear I812 is fixedly arranged on the screening motor shaft 811, the turning bevel gear I812 is meshed with the turning bevel gear II 814, the turning bevel gear II 814 is fixedly connected with the first end of the screening connecting shaft I815, the second end of the screening connecting shaft I815 is fixedly connected with the screening belt wheel I816, the screening connecting shaft I815 is rotatably arranged at the rear side of the screening supporting frame 801, the screening belt wheel I816 is connected with the screening belt wheel II 818 through the screening synchronous belt 817, the screening belt wheel II 818 is fixedly connected with the first end of the screening connecting shaft II 819, the second end of the screening connecting shaft II 819 is fixedly connected with the turning bevel gear III, the turning bevel gear III 820 is meshed with the turning bevel gear IV 821, the turning bevel gear IV 821 is fixedly arranged on the screening connecting shaft III 823, the first end of the screening connecting shaft III 823 is fixedly connected with the eccentric wheel II 822, the second end of screening connecting axle III 823 rotates and installs on the lateral wall of screening support frame 801, eccentric wheel II 822 is connected with the second side lateral wall fixed connection of one-level screening case 802, the bottom of one-level screening case 802 is connected with the first end of layer board 824, the lateral wall of screening support frame 801 is equipped with the spout, be equipped with the traveller in the spout, the second end slidable mounting of layer board 824 is on the traveller, the first end of the equal fixedly connected with spring 825 of the second end both sides of layer board 824, the second end fixed mounting of spring 825 is on screening support frame 801, the spring 825 cover is established on the traveller.

Screening mechanism 8 still includes second grade screening case 803, tertiary screening case 804, and the theory of operation of second grade screening case 803, tertiary screening case 804 is the same with one-level screening case 802, and one-level screening case 802, second grade screening case 803 and tertiary screening case 804 array setting, and the bottom of one-level screening case 802, second grade screening case 803, tertiary screening case 804 all is equipped with the screening hole, and the screening hole aperture of one-level screening case 802, second grade screening case 803, tertiary screening case 804 progressively decreases.

Working principle: when the device is not in operation, the PBT plastic strip is placed on the clamping grooves of the conveying roller 10 through an external traction device and is conveyed to the clamping grooves of the primary conveying roller 503, the secondary conveying roller 504, the tertiary conveying roller 505 and the quaternary conveying roller 506; the screen cover 809 is in an unoccluded state.

When the device starts to work, the rotating motor 401 is started, the rotating motor 401 drives the primary gear 402 to rotate, the primary gear 402 drives the transmission gear 403 to rotate, the secondary gear 404, the tertiary gear 405 and the quaternary gear 406 are further driven to rotate respectively, the primary gear 402 drives the transmission connecting shaft I507 to rotate, the primary transmission roller 503 is further driven to rotate, and the primary transmission roller 503 drives the PBT plastic strip to move forwards; the secondary gear 404 drives the transmission connecting shaft II 508 to rotate, the transmission connecting shaft II 508 drives the transmission belt wheel I510 to rotate, the transmission belt wheel II 512 is driven to rotate under the action of the synchronous belt I511, the secondary transmission roller 504 is driven to rotate, and the secondary transmission roller 504 drives the PBT plastic strip to move forwards; the tertiary gear 405 drives the transmission belt wheel III 513 to rotate, the transmission belt wheel III 513 drives the transmission belt wheel IV 515 to rotate under the action of the synchronous belt II 514, the transmission belt wheel IV 515 drives the transmission connecting shaft III 516 to rotate so as to drive the transmission belt wheel V518 to rotate, the transmission belt wheel V518 drives the transmission belt wheel VI 520 to rotate under the action of the synchronous belt III 519 so as to drive the tertiary transmission roller 505 to rotate, and the tertiary transmission roller 505 drives the PBT plastic strip to move forwards; the four-stage gear 406 drives the transmission bevel gear I521 to rotate, the transmission bevel gear I521 drives the transmission bevel gear II 522 to rotate so as to drive the transmission belt wheel VII 523 to rotate, the transmission belt wheel VII 523 drives the transmission belt wheel VIII 526 to rotate under the action of the synchronous belt IV 525, the transmission belt wheel VIII 526 drives the transmission bevel gear III 527 to rotate, the transmission bevel gear III 527 drives the transmission bevel gear IV 529 to rotate so as to drive the transmission belt wheel IX 530 to rotate, the transmission belt wheel IX 530 drives the transmission belt wheel X532 to rotate under the action of the synchronous belt V531 so as to drive the four-stage transmission roller 506 to rotate, and the four-stage transmission roller 506 drives the PBT plastic strip to move forwards; due to the different gear ratios, the rotational speeds of the primary transfer roller 503, the secondary transfer roller 504, the tertiary transfer roller 505, and the quaternary transfer roller 506 are different, and the moving speeds of the corresponding PBT plastic strips are also different.

When the PBT plastic strip is cut into grains, the cutting motor 601 is started, the cutting motor 601 drives the cutting rotating shaft 602 to rotate so as to drive the rotating crankshaft 604 to rotate, the rotating crankshaft 604 drives the rotating rod 605 to rotate so as to drive the sliding rod 606 to reciprocate, the sliding rod 606 drives the cutter 607 to reciprocate, and the cutter 607 cuts the PBT plastic strip moving to the cutting table 608 into PBT grains with different sizes.

After the PBT particles are cut, the PBT particles slide into the PBT particle collecting hopper 7 and fall into the first-stage screening box 802, at this time, the screw motor 806 is started, the screw motor 806 drives the long screw 807 to rotate, the screening cover 809 is driven to move towards the direction close to the screw motor 806 under the guidance of the guide rod 808, thereby closing the top end of the first-stage screening box 802, the screening motor 810 is started, the screening motor 810 drives the screening motor shaft 811 to rotate, the screening motor shaft 811 drives the turning bevel gear I812 and the eccentric wheel I813 to rotate, the turning bevel gear I812 drives the turning bevel gear II 814 to rotate and then drives the screening connecting shaft I815 to rotate, the screening connecting shaft I815 drives the screening belt I816 to rotate, the screening belt I816 drives the screening belt II 818 to rotate under the action of the screening synchronous belt 817, the screening connecting shaft II 819 drives the turning bevel gear III 820 to rotate, the turning bevel gear III 820 drives the turning bevel gear IV 821 to rotate so as to drive the eccentric wheel II 822 to rotate with the screening connecting shaft III 823, the eccentric wheel I813 and the screening connecting shaft III 823 rotate so as to drive the first-stage screening box 802 to do up-and-down oscillating motion, the first-stage screening box 802 drives the supporting plate 824 to do lifting motion during the motion, springs 825 on the upper side and the lower side of the supporting plate 824 are compressed or stretched to buffer the supporting plate 824, the inside PBT particles of the first-stage screening box 802 fall into the second-stage screening box 803 during the oscillating motion, the second-stage screening box 803 has the same working principle as the first-stage screening box 802, the PBT particles in the first-stage screening box 802 fall into the third-stage screening box 804 except the largest PBT particles, the third-stage screening box 804 has the same working principle as the second-stage screening box 803, the small PBT particles in the third-stage screening box 804 fall into the bottom-stage box 805, leaving larger PBT pellets.

If PBT particles with different sizes do not need to be cut at the same time, starting a mobile motor I302, a mobile motor II 305 and a mobile motor III 308, wherein the mobile motor I302 drives a mobile screw I303 to rotate so as to drive a mobile fixed block I304 to move, and the mobile fixed block I304 drives a secondary gear 404 to move outwards; the moving motor II 305 drives the moving screw II 306 to rotate so as to drive the moving fixed block II 307 to move, and the moving fixed block II 307 drives the tertiary gear 405 to move outwards; the movable motor III 308 drives the movable screw III 309 to rotate so as to drive the movable fixed block III 310 to move, and the movable fixed block III 310 drives the four-stage gear 406 to move outwards; if it is desired to cut PBT particles of a specific size, either mobile motor I302, mobile motor II 305, or mobile motor III 308 is selectively activated based on the gear ratio.

Claims

1. PBT production is with pelleter convenient to adjust, including outer box (1), fixed mounting has work support frame (2), its characterized in that on outer box (1):

the movable adjusting mechanism (3) is fixedly arranged on the outer box body (1) and positioned on the side surface of the working support frame (2) and is used for changing the horizontal displacement of part parts of the rotary adjusting mechanism (4);

the rotation adjusting mechanism (4) is arranged on the side surface of the working support frame (2) and is fixedly connected with the movement adjusting mechanism (3) and used for controlling the conveying speed of the conveying mechanism (5);

the conveying mechanism (5) is arranged in the working support frame (2) and is used for conveying the PBT plastic strips and comprises a conveying connecting shaft I (507);

the cutting mechanism (6), cutting mechanism (6) are installed on the inside top of work support frame (2) for cut the grain to PBT plastic strip, cutting mechanism (6) are equipped with the multiunit.

2. The conveniently-adjusted PBT production granulator according to claim 1, wherein: the movable adjusting mechanism (3) comprises a movable fixing frame (301), the movable fixing frame (301) is fixedly arranged on the outer box body (1), a movable motor I (302) is fixedly arranged on the front side of the movable fixing frame (301), the output end of the movable motor I (302) is fixedly connected with the first end of a movable screw rod I (303), and the second end of the movable screw rod I (303) is in threaded connection with the first end of a movable fixing block I (304).

3. The conveniently-adjusted PBT production granulator according to claim 2, wherein: rotation adjustment mechanism (4) are including rotating motor (401), the rear side at removal mount (301) of rotation motor (401) fixed mounting, the output and the first end fixed connection of transmission connecting axle I (507) of rotation motor (401), the one end and one-level gear (402) fixed connection that transmission connecting axle I (507) are close to rotation motor (401), one-level gear (402) and drive gear (403) mesh mutually, drive gear (403) are equipped with three and are circumference array, drive gear (403) rotate and install the lateral wall at work support frame (2), three the last meshing of drive gear (403) has secondary gear (404), tertiary gear (405), four-level gear (406) respectively, secondary gear (404) and the second end fixed connection of removal fixed block I (304), secondary gear (404), tertiary gear (405), four-level gear (406) all rotate the lateral wall of installing at work support frame (2).

4. A PBT production pelletizer with convenient adjustment according to claim 3, characterized in that: the conveying mechanism (5) further comprises roller support frames (501), the roller support frames (501) are fixedly arranged in the working support frames (2), the four roller support frames (501) are arranged, each roller support frame (501) is provided with a pair of support rollers (502) in a rotating mode, and each roller support frame (501) is provided with a pair of primary conveying rollers (503), a pair of secondary conveying rollers (504), a pair of tertiary conveying rollers (505) and a pair of quaternary conveying rollers (506) in a rotating mode.

5. The conveniently-regulated PBT production pelletizer as set forth in claim 4, wherein: the conveying mechanism (5) further comprises a conveying connecting shaft II (508), a conveying belt wheel III (513) and a conveying bevel gear I (521), the second end of the conveying connecting shaft I (507) is fixedly connected with the primary conveying roller (503), the first end of the conveying connecting shaft II (508) is fixedly connected with the secondary gear (404), the conveying connecting shaft II (508) is rotatably arranged on a shaft supporting seat I (509), the shaft supporting seat I (509) is fixedly arranged at the bottom end of a working supporting frame (2), the second end of the conveying connecting shaft II (508) is fixedly connected with the conveying belt wheel I (510), the conveying belt wheel I (510) is fixedly connected with the conveying belt wheel II (512) through a synchronous belt I (511), the conveying belt wheel II (512) is fixedly connected with the secondary conveying roller (504), the conveying belt wheel III (513) is fixedly connected with a tertiary gear (405), the conveying belt wheel IV (513) is rotatably arranged on a shaft supporting seat I (509), the conveying belt IV (515) is fixedly arranged on the bottom end of the working supporting frame (2), the conveying shaft III (516) is fixedly connected with the conveying belt III (516), the conveying belt III (516) is fixedly arranged on the bottom end of the working supporting frame (2) and rotatably arranged on the second supporting frame (516), the second end of the shaft supporting seat II (517) is fixedly connected with a transmission belt wheel V (518), the transmission belt wheel V (518) is connected with a transmission belt wheel VI (520) through a synchronous belt III (519), the transmission belt wheel VI (520) is fixedly connected with a three-stage transmission roller (505), the transmission bevel gear I (521) is fixedly connected with a four-stage gear (406), the transmission bevel gear I (521) is meshed with a transmission bevel gear II (522), the transmission bevel gear II (522) is fixedly connected with a first end of a transmission rotating shaft I (524), the second end of the transmission rotating shaft I (524) is rotatably mounted at the top end of a working supporting frame (2), the transmission rotating shaft I (524) is fixedly connected with a transmission belt wheel VII (523), the transmission belt VII (523) is connected with a transmission belt VIII (526) through a synchronous belt IV (525), the second end of the transmission rotating shaft II (528) is rotatably mounted at the first end of the transmission rotating shaft II (528), the transmission bevel gear II (528) is fixedly connected with the transmission bevel gear III (529) through a transmission belt IV (528), the transmission bevel gear II (529) is fixedly connected with the transmission bevel gear III (529) on the transmission rotating shaft III (527), the second end of the transmission rotation shaft III (533) is rotatably arranged on the side wall of the working support frame (2), a transmission belt wheel IX (530) is fixedly connected to the transmission rotation shaft III (533), the transmission belt wheel IX (530) is connected with a transmission belt wheel X (532) through a synchronous belt V (531), and the synchronous belt V (531) is fixedly connected with a four-stage transmission roller (506).

6. The conveniently-adjusted PBT production granulator according to claim 1, wherein: cutting mechanism (6) are including cutting motor (601), cutting motor (601) fixed mounting is on the lateral wall of work support frame (2), the output of cutting motor (601) is with the first end fixed connection of cutting axis of rotation (602), the fixed cover of second end of cutting axis of rotation (602) is located in the first end of axle sleeve (603), the second end of axle sleeve (603) is with the first end fixed connection of rotating crankshaft (604), rotating crankshaft (604) is connected with the first end rotation of dwang (605), the second end of dwang (605) is connected with the first end rotation of slide bar (606), the second end fixed mounting of slide bar (606) is on cutter (607), the inside of work support frame (2) is equipped with the crossbeam, be equipped with the spout on the crossbeam, slide bar (606) slidable mounting is in the spout, cutting platform (608) are installed to the below of cutter (603), cutting platform (608) fixed mounting is on the bottom of work support frame (2), second end and slide bar (605) are connected with the first end rotation of slide bar (606), second end rotation (606) is connected with the first end rotation of slide bar (606), second end fixed mounting is equipped with the crossbeam on work support frame (609).

7. The conveniently-adjusted PBT production granulator according to claim 1, wherein: still include screening mechanism (8), screening mechanism (8) include one-level screening case (802), be equipped with the diaphragm on the lateral wall of one-level screening case (802), fixed mounting has screw motor (806) on the diaphragm, the output of screw motor (806) and the first end fixed connection of long screw (807), the second end screw thread of long screw (807) is installed in one side of screening lid (809), the opposite side of screening lid (809) and the first end sliding connection of guide bar (808), the second fixed mounting of guide bar (808) is on the diaphragm.

8. The conveniently-adjusted PBT production granulator according to claim 7, wherein: the screening mechanism (8) further comprises a screening supporting frame (801), the screening supporting frame (801) is fixedly arranged in the outer box body (1), a bottom layer box (805) is fixedly arranged above the bottom end of the screening supporting frame (801), a screening motor (810) is fixedly arranged on the side wall of the screening supporting frame (801), the output end of the screening motor (810) is fixedly connected with the first end of a screening motor shaft (811), the second end of the screening motor shaft (811) is fixedly connected with an eccentric wheel I (813), the eccentric wheel I (813) is fixedly connected with the side wall of the first side of the first-stage screening box (802), a turning bevel gear I (812) is fixedly arranged on the screening motor shaft (811), the turning bevel gear I (812) is meshed with the turning bevel gear II (814), the turning bevel gear II (814) is fixedly connected with the first end of a screening connecting shaft I (815), the second end of the screening connecting shaft I (815) is fixedly connected with a screening belt pulley I (816), the screening connecting shaft I (815) is rotatably arranged on the second end of the screening supporting frame (801), the screening belt pulley I (816) is fixedly connected with the screening belt II (818), the second end of screening connecting axle II (819) and diversion bevel gear III (820) fixed connection, diversion bevel gear III (820) meshes with diversion bevel gear IV (821), diversion bevel gear IV (821) fixed mounting is on screening connecting axle III (823), the first end and the eccentric wheel II (822) fixed connection of screening connecting axle III (823), the second end rotation of screening connecting axle III (823) is installed on screening support frame (801) lateral wall, eccentric wheel II (822) is connected with the second side lateral wall fixed connection of one-level screening case (802), the bottom of one-level screening case (802) is connected with the first end of layer board (824), the lateral wall of screening support frame (801) is equipped with the spout, is equipped with the traveller in the spout, the second end slidable mounting of layer board (824) is on the traveller, the second end both sides of layer board (824) are all fixedly connected with spring (825), the second end of spring (825) is installed on screening support frame (801), install on the traveller (825), set up on the traveller.

9. The conveniently-adjusted PBT production granulator according to claim 8, wherein: screening mechanism (8) still includes second grade screening case (803), tertiary screening case (804), the bottom of one-level screening case (802), second grade screening case (803), tertiary screening case (804) all is equipped with the screening hole, just the screening hole aperture of one-level screening case (802), second grade screening case (803), tertiary screening case (804) is progressively decreased.