A PET preform transport device

Abstract

The present invention discloses a PET preform transportation device, which relates to the technical field of PET bottle processing. It comprises: a carrier frame, a material guide assembly, which is installed at one end of the top of the carrier frame and is used to quantitatively introduce the PET preform; a stepping transport assembly, which is installed at the middle end inside the carrier frame and is used to transport the PET preform introduced from the material guide assembly; and a discharging inclined plate, which is installed at the other end of the top of the carrier frame and is used to discharge the PET preform transported by the stepping transport assembly. The present invention places the preform raw material in a material guide assembly that can quantitatively discharge the preform, and installs a non-contacting stepping transport assembly at the discharge end of the material guide assembly, so that the quantitatively discharged preform can be transported step by step in a lifting manner after sliding into the preform seat with the help of a stepping transport platform rotating outside the preform seat. Compared with the clamping and limiting method, the damage to the overall shape of the preform is reduced, and the actual quality of the PET bottle is improved to a certain extent.

Description

Technical Field

[0001] The invention relates to the technical field of PET bottle processing, in particular to a PET bottle embryo transportation device. Background Art

[0002] During the actual processing and production of PET bottles, a PET preform transport device is required to transport the preforms to the processing production line for processing.

[0003] After searching, the Chinese utility model patent with authorization announcement number "CN215853649U" discloses "a bottle blank transportation device". This application avoids the problem of large shaking during the bottle blank transportation process, which easily leads to the tilting of the bottle blank, by setting a clamping component and a blocking component outside the conveyor belt.

[0004] However, in actual use, the clamping force of the above device is too large to cause deformation of the bottle preform, which will have a certain impact on the subsequent production of finished bottle products. Therefore, the applicant proposes a new device to solve the above problem. Summary of the invention

[0005] The object of the present invention is to provide a PET preform transport device to solve the problems raised in the above background technology.

[0006] To achieve the above object, the present invention provides the following technical solution: a PET preform transport device, comprising:

[0007] Carrier,

[0008] A material guide assembly, which is mounted on one end of the top of the carrier and is used to quantitatively introduce the PET preforms;

[0009] A stepping transport assembly, which is installed at the middle end of the carrier frame and is used to transport the PET preforms introduced from the material guide assembly;

[0010] A discharging inclined plate, which is installed at the other end of the top of the carrier frame and is used to discharge the PET preforms transported by the stepping transport assembly;

[0011] A driving device is installed inside the load-bearing frame near one end of the material guiding assembly and is used to provide power for the material guiding assembly. A linkage is provided between the material guiding assembly and the stepping transport assembly;

[0012] The step-by-step transport assembly comprises:

[0013] The preform seat has a bottom fixed to the middle end of the carrier frame, two ends of which are close to the material guide assembly and the discharging inclined plate, and two sides of the outside of the preform seat are respectively provided with a rotatable stepping conveying platform, and the top of the preform seat and the top of the stepping conveying platform are jointly provided with a plurality of preform grooves adapted to the PET preform;

[0014] The two ends of the stepping conveying platform away from the bottle embryo seat are respectively fixed with carrying arms vertically facing the bottom of the carrying frame, and the bottom ends of the two carrying arms are commonly fixed with a linkage arm;

[0015] Two carrying seats are fixed on both sides of the middle end of the carrier frame, and the inner sides of the two carrying seats are rotatably connected with stepping discs, and the two ends of the linkage arm are respectively hinged to the edges of the two stepping discs away from the carrying seats;

[0016] The linkage is arranged between the input end of the material guiding component and the mounting seat which is closest to the material guiding component.

[0017] Furthermore, a plurality of rotating shafts are fixed to the bottom ends of both sides of the preform seat, one end of the rotating shaft is hinged with a connecting arm, and the two connecting arms are respectively hinged to the opposite sides of the two stepping conveying platforms.

[0018] Furthermore, movable openings adapted to the stepping conveying platform are respectively provided on both sides of the top of the discharging inclined plate close to the stepping conveying assembly.

[0019] Furthermore, the material guiding component comprises:

[0020] A connecting rod seat, which is fixed to one end of the top of the bearing frame;

[0021] A transmission rod is installed in the connecting rod seat in a parallel manner and inserted in the connecting rod seat, and the transmission rod can rotate in the connecting rod seat;

[0022] A material guide plate, which is fixed on the top of the connecting rod seat, is in an inclined state as a whole, and its lowest end and the position of the stepping conveyor platform in the initial state of transportation are placed in the same vertical plane, and a cut-off component is installed at the lowest end of the material guide plate;

[0023] Both ends of the transmission rod are placed outside the connecting rod seat, a force plate is fixed to one end of the transmission rod, and a transmission wheel is fixed to the top surface of the force plate and the other end of the transmission rod, wherein two transmission wheels are installed at the other end of the transmission rod, and the two transmission wheels are fixed to the other end of the transmission rod in a superimposed form;

[0024] The rotating end of the driving device is linked to the inner position of the two superimposed transmission wheels.

[0025] A linkage wheel is rotatably connected to the outer side of the mounting seat closest to the material guide assembly, a linkage shaft is fixedly inserted between the linkage wheel and the stepping disc at this position, and the linkage wheel is linked to the other of the two superimposed transmission wheels.

[0026] Furthermore, the driving device comprises:

[0027] The power supply is fixed on one side of the carrier frame near the material guide assembly.

[0028] A rotating motor is fixed on the other side of the carrier frame near the material guide assembly and is electrically connected to the onboard power supply;

[0029] A motor wheel is fixed on the rotating shaft of the rotating motor, and the motor wheel is the rotating end of the driving device. Transmission belts for linkage are respectively sleeved between the motor wheel and the transmission wheel, and between the transmission wheel and the linkage wheel.

[0030] Furthermore, the cut-off component comprises:

[0031] There are two transmission bearings, which are respectively fixed on both sides of the lowest end of the guide plate, and a cut-off bent plate matching the width of the guide plate is fixed between the rotors of the two transmission bearings;

[0032] A transmission groove disk is fixed outside the transmission bearing at the same position as the force-bearing disk, and a plurality of force-bearing protrusions matched with the transmission groove disk are fixed on the edge of the top surface of the force-bearing disk.

[0033] Furthermore, the concave area of ​​the cut-off bent plate is adapted to the PET preform.

[0034] Furthermore, an inclined receiving plate is fixed to one end of the preform seat close to the material guide plate, and the receiving plate is placed below the cut-off bent plate and does not interfere with the cut-off bent plate.

[0035] Compared with the prior art, the present invention has the following beneficial effects:

[0036] The PET preform transport device places the preform raw materials in a material guide assembly capable of quantitatively discharging the preforms, and installs a non-contact stepping transport assembly at the discharging end of the material guide assembly, so that the quantitatively discharged preforms can be gradually transported in a lifting manner by means of a stepping transport platform rotating outside the preform seat after sliding into the preform seat. Compared with the clamping and limiting manner, the damage to the overall shape of the preforms is reduced, and the actual quality of the PET bottles is improved to a certain extent.

[0037] At the same time, the preform seat is placed in the middle position, and the stepping conveyor platform is arranged on both sides of the preform seat, so that the device can be adapted to preform materials within a certain range during actual use, thereby expanding the use range of the device. In addition, embryo grooves adapted to the preforms are respectively provided on the stepping conveyor platform and the preform seat, thereby improving the stability of the device during transportation. BRIEF DESCRIPTION OF THE DRAWINGS

[0038] Figure 1 is an isometric view of the present invention;

[0039] Figure 2It is a left and right isometric view of the present invention;

[0040] Figure 3 It is a structural composition diagram of the material guiding component of the present invention;

[0041] Figure 4 It is a structural composition diagram of the cut-off component of the present invention;

[0042] Figure 5 It is a structural diagram of the stepping transport assembly of the present invention;

[0043] Figure 6 It is a structural composition diagram of the output component of the present invention.

[0044] In the figure: 1. Carrying frame; 2. Discharging inclined plate; 3. Movable opening; 4. Driving belt; 5. Material guide assembly; 51. Connecting rod seat; 52. Driving rod; 53. Driving wheel; 54. Cut-off component; 541. Force plate; 542. Force protrusion; 543. Driving groove plate; 544. Cut-off bent plate; 545. Driving bearing; 55. Material guide plate; 6. Rotating motor; 7. Stepping transport assembly; 71. Preform seat; 72. Preform groove; 73. Leading plate; 74. Rotating shaft; 75. Connecting arm; 76. Output component; 761. Carrying seat; 762. Linkage wheel; 763. Linkage arm; 764. Stepping disc; 765. Stepping conveyor platform; 766. Carrying arm; 8. Carrying power supply. DETAILED DESCRIPTION

[0045] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0046] During the actual processing and production of PET bottles, a PET preform transport device is required to transport the preforms to the processing production line for processing. Traditionally, the transportation of PET preforms is mostly achieved by installing clamping components and limiting components on a conveyor belt. However, in actual use, this type of arrangement can easily cause excessive clamping force when clamping the preforms, resulting in deformation of the preforms, which can have a certain impact on the subsequent production of finished bottles. Therefore, the applicant proposes a new device to solve the above-mentioned problems.

[0047] Embodiment 1

[0048] like Figure 1 - Figure 6 As shown, the device comprises:

[0049] Carrier 1,

[0050] A material guide assembly 5, which is mounted on one end of the top of the carrier 1 and is used to quantitatively introduce PET preforms;

[0051] A stepping transport assembly 7, which is installed at the middle end of the carrier frame 1 and is used to transport the PET preforms introduced from the material guide assembly 5;

[0052] A discharging inclined plate 2, which is installed at the other end of the top of the carrier frame 1 and is used to discharge the PET preforms transported by the stepping transport assembly 7;

[0053] A driving device is installed inside the load-bearing frame at one end close to the material guide assembly 5 and is used to provide power for the material guide assembly 5. A linkage is provided between the material guide assembly 5 and the stepping transport assembly 7;

[0054] The stepping transport assembly 7 comprises:

[0055] The preform seat 71 has a bottom fixed to the middle end of the inner part of the carrier frame 1, and its two ends are respectively close to the material guide assembly 5 and the discharging inclined plate 2, and a rotatable stepping conveying platform 765 is respectively installed on the two sides of the outer part, and the top of the preform seat 71 and the top of the stepping conveying platform 765 are jointly provided with a plurality of embryo grooves 72 adapted to the PET preform;

[0056] The two ends of the stepping conveying platform 765 away from the preform seat 71 are respectively fixed with carrying arms 766 vertically facing the bottom of the carrier frame 1, and the bottom ends of the two carrying arms 766 are commonly fixed with a linkage arm 763;

[0057] Two output components 76 are fixed on both sides of the middle end of the carrier frame 1, wherein the output components 76 include:

[0058] The inner sides of the two mounting seats 761 are rotatably connected with stepping discs 764, and the two ends of the linkage arm 763 are respectively hinged to the edges of the two stepping discs 764 away from the mounting seats 761;

[0059] The linkage is arranged between the input end of the material guiding component 5 and the mounting seat 761 which is closest to the material guiding component 5 .

[0060] It should be emphasized that, in the present application, the preform raw materials are placed in a material guide assembly 5 capable of quantitatively discharging the preforms, and a non-contact stepping transport assembly 7 is installed at the discharging end of the material guide assembly 5, so that the quantitatively discharged preforms can be gradually transported in a lifting manner after sliding into the preform seat 71 with the help of a stepping transport platform 765 rotating outside the preform seat 71. Compared with the clamping and limiting method, the damage to the overall shape of the preforms is reduced, and the actual quality of the PET bottle is improved to a certain extent.

[0061] In addition, it should be added that, in the present application, the preform seat 71 is placed in the middle and the stepping conveyor platform 765 is arranged on both sides of the preform seat 71, so that the device can be adapted to preform materials within a certain range during actual use, thereby expanding the use range of the device. In addition, the stepping conveyor platform 765 and the preform seat 71 are respectively provided with embryo grooves 72 adapted to the preforms, thereby improving the stability of the device during transportation.

[0062] Embodiment 2

[0063] refer to Figure 5 It can be seen that in this application,

[0064] A plurality of rotating shafts 74 are fixed to the bottom ends of both sides of the preform seat 71 , and a connecting arm 75 is hinged at one end of the rotating shaft 74 . The two connecting arms 75 are hinged to the opposite sides of the two stepping conveying platforms 765 .

[0065] Embodiment 3

[0066] refer to Figure 1 and Figure 2 It can be seen that in this application,

[0067] Both sides of the top of the discharging inclined plate 2 near the stepping conveying assembly 7 are respectively provided with movable openings 3 adapted to the stepping conveying platform 765.

[0068] Embodiment 4:

[0069] refer to Figure 3 It can be seen that in the present application, the material guide component 5 includes:

[0070] A connecting rod seat 51, which is fixed to one end of the top of the carrier frame 1;

[0071] The transmission rod 52 is installed in the connecting rod seat 51 in a parallel manner and inserted in the connecting rod seat 51, and the transmission rod 52 can rotate in the connecting rod seat 51;

[0072] The guide plate 55 is fixed on the top of the connecting rod seat 51, and is in an inclined state as a whole. Its lowest end and the position of the stepping conveying platform 765 in the initial state of transportation are placed in the same vertical plane. The guide plate 55 is installed with a cut-off component 54 at the lowest end;

[0073] It should be added that in the present application, both ends of the transmission rod 52 are placed outside the connecting rod seat 51, and a force disk 541 is fixed at one end of the transmission rod 52, and a transmission wheel 53 is fixed to the top surface of the force disk 541 and the other end of the transmission rod 52, wherein two transmission wheels 53 are installed at the other end of the transmission rod 52, and the two transmission wheels 53 are fixed to the other end of the transmission rod 52 in a superimposed form, wherein the rotating end of the driving device and the inner position of the two superimposed transmission wheels 53 are linked, and the outer rotation of the mounting seat 761 closest to the material guide assembly 5 is connected with a linkage wheel 762, and a linkage shaft is fixed between the linkage wheel 762 and the stepping disc 764 at this position, and in addition, the linkage wheel 762 is linked with the other of the two superimposed transmission wheels 53.

[0074] It should also be added that reference Figure 1 and Figure 2 It is known that in this application

[0075] The drive unit includes:

[0076] A power source 8 is mounted on the support frame 1 and fixed on one side thereof near the material guide assembly 5.

[0077] A rotating motor 6 is fixed to the other side of the carrier frame 1 near the material guide assembly 5 and is electrically connected to the onboard power supply 8;

[0078] A motor wheel is fixed on the rotating shaft of the rotating motor 6. The motor wheel is the rotating end of the driving device. A transmission belt 4 for linkage is respectively sleeved between the motor wheel and the transmission wheel 53, and between the transmission wheel 53 and the linkage wheel 762.

[0079] Embodiment 5

[0080] refer to Figure 4 It can be seen that in this application,

[0081] The cut-off component 54 comprises:

[0082] There are two transmission bearings 545, which are respectively fixed on both sides of the lowest end of the guide plate 55, and a cut-off bent plate 544 matching the width of the guide plate 55 is fixed between the rotors of the two transmission bearings 545;

[0083] A transmission groove plate 543 is fixed outside the transmission bearing 545 at the same position as the force plate 541 , and a plurality of force-bearing protrusions 542 matching the transmission groove plate 543 are fixed on the edge of the top surface of the force plate 541 .

[0084] In addition, it should be added that in the present application, the recessed area of ​​the cut-off bent plate 544 is adapted to the PET preform. It should also be noted that an inclined receiving plate 73 is fixed to one end of the preform seat 71 close to the guide plate 55. The receiving plate 73 is placed below the cut-off bent plate 544 and does not interfere with the cut-off bent plate 544.

[0085] When the device is actually used, when the rotating motor 6 is running, the motor wheel rotates and rotates the transmission wheel 53 on the material guide component 5 through the transmission belt 4. When the transmission wheel 53 rotates, the transmission rod 52 drives the force disk 541 to rotate. When the force disk 541 rotates, the transmission groove disk 543 is intermittently rotated through the force protrusion 542, thereby realizing intermittent quantitative discharge of bottle preform raw materials. In addition, when the transmission wheel 53 rotates, one of the linkage wheels 762 rotates, and the stepping disc 764 on the same mounting seat 761 as the linkage wheel 762 rotates, and the other stepping disc 764 rotates together under the action of the linkage arm 763. During the rotation of the two stepping discs 764, the linkage arm 763 will perform a rotational motion with the rotation shaft 74 as the center of the circle, and the rotational motion will transport the bottle preform that falls into the embryo groove 72 of the bottle preform seat 71 to the next embryo groove 72.

[0086] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is limited by the attached embodiments and their equivalents.

Claims

1. A PET preform transport device, characterized in that: include: Carrier, A material guide assembly, which is mounted on one end of the top of the carrier and is used to quantitatively introduce the PET preforms; A stepping transport assembly is installed at the middle end of the carrier frame and is used to transport the PET preforms introduced from the material guide assembly; A discharging inclined plate, which is installed at the other end of the top of the carrier frame and is used to discharge the PET preforms transported by the stepping transport assembly; A driving device is installed inside the load-bearing frame at one end close to the material guiding assembly and is used to provide power for the material guiding assembly. A linkage is provided between the material guiding assembly and the stepping transport assembly; The step-by-step transport assembly comprises: The preform seat has a bottom fixed to the middle end of the carrier frame, and its two ends are respectively close to the material guide assembly and the discharging inclined plate, and a rotatable stepping conveying platform is installed on both sides of the outside, and a plurality of preform grooves adapted to the PET preform are jointly provided on the top of the preform seat and the top of the stepping conveying platform; The two ends of the stepping conveying platform away from the bottle embryo seat are respectively fixed with carrying arms vertically facing the bottom of the carrying frame, and the bottom ends of the two carrying arms are commonly fixed with a linkage arm; Two carrying seats are fixed on both sides of the middle end of the carrier frame, and the inner sides of the two carrying seats are rotatably connected with stepping discs, and the two ends of the linkage arm are respectively hinged to the edges of the two stepping discs away from the carrying seats; The linkage is arranged between the input end of the material guiding component and the mounting seat which is closest to the material guiding component; The material guide assembly comprises: A connecting rod seat, which is fixed to one end of the top of the bearing frame; A transmission rod is installed in the connecting rod seat in a parallel manner and inserted in the connecting rod seat, and the transmission rod can rotate in the connecting rod seat; A material guide plate, which is fixed on the top of the connecting rod seat, is in an inclined state as a whole, and its lowest end and the position of the stepping conveyor platform in the initial state of transportation are placed in the same vertical plane, and a cut-off component is installed at the lowest end of the material guide plate; Both ends of the transmission rod are placed outside the connecting rod seat, a force plate is fixed to one end of the transmission rod, and a transmission wheel is fixed to the top surface of the force plate and the other end of the transmission rod, wherein two transmission wheels are installed at the other end of the transmission rod, and the two transmission wheels are fixed to the other end of the transmission rod in a superimposed form; The rotating end of the driving device is linked to the inner position of the two superimposed transmission wheels; A linkage wheel is rotatably connected to the outer side of the mounting seat closest to the material guide assembly, a linkage shaft is interlaced and fixed between the linkage wheel and the stepping disc at this position, and the linkage wheel is linked to the other of the two superimposed transmission wheels; The cut-off component includes: a transmission bearing, which is provided with two transmission bearings, which are respectively fixed on both sides of the lowest end of the guide plate, and a cut-off bent plate matching the width of the guide plate is fixed between the rotors of the two transmission bearings, wherein a transmission groove plate is fixed outside the transmission bearing at the same position as the force-bearing plate, and a plurality of force-bearing protrusions matched with the transmission groove plate are fixed on the edge of the top surface of the force-bearing plate.

2. A PET preform transport device according to claim 1, characterized in that: A plurality of rotating shafts are fixed to the bottom ends of both sides of the preform seat, one end of the rotating shaft is hinged with a connecting arm, and the two connecting arms are respectively hinged to the opposite sides of the two stepping conveying platforms.

3. A PET preform transport device according to claim 1, characterized in that: Both sides of the top of the discharging inclined plate close to the position of the stepping conveying component are respectively provided with movable openings adapted to the stepping conveying platform.

4. The PET preform transport device according to claim 1, characterized in that: The driving device comprises: The power supply is fixed on one side of the carrier frame near the material guide assembly. A rotating motor is fixed on the other side of the carrier frame near the material guide assembly and is electrically connected to the onboard power supply; A motor wheel is fixed on the rotating shaft of the rotating motor, and the motor wheel is the rotating end of the driving device. Transmission belts for linkage are respectively sleeved between the motor wheel and the transmission wheel, and between the transmission wheel and the linkage wheel.

5. The PET preform transport device according to claim 1, characterized in that: The concave area of ​​the cut-off bent plate is adapted to the PET preform.

6. The PET preform transport device according to claim 1, characterized in that: An inclined receiving plate is fixed to one end of the preform seat close to the material guide plate. The receiving plate is placed below the cut-off bent plate and does not interfere with the cut-off bent plate.

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