Feeding device for bottle blowing machine

Abstract

The utility model relates to a feeding device for a bottle blowing machine, the feeding device comprises a rack, a material storage table arranged on the rack and a bottle blank conveying chain arranged on the rack, one end of the bottle blank conveying chain is connected with the material storage table, and the other end of the bottle blank conveying chain is used for being connected with the bottle blowing machine; a plurality of material storage bottle blank seats are distributed on the material storage table in an array manner, a plurality of mounting plates are arranged on the bottle blank conveying chain at intervals, and at least one bottle blank conveying seat is arranged on each mounting plate; the rack is provided with a first transfer mechanism used for transferring the bottle blanks from the storage bottle blank seat to the conveying bottle blank seat, and the rack is provided with a second transfer mechanism used for transferring the bottle blanks from the conveying bottle blank seat to the bottle blowing machine. The device has the effects that scratches on the surfaces of the bottle blanks are avoided, labor is reduced, and production safety is improved.

Description

Technical Field

[0001] The present application relates to the technical field of feeding parts for bottle blowing machines, and in particular to a feeding device for bottle blowing machines. Background Art

[0002] Plastic hollow containers such as cola bottles and mineral water bottles are manufactured by injection molding, then heating or preheating the tube blanks, and finally stretching and blow molding. The conveying device of the automatic bottle blowing machine is equipped with several bottle blank seats, which can continuously and automatically heat or preheat, stretch and blow mold the tube blanks on the bottle blank seats.

[0003] At present, the Chinese patent application number 2004100670936 discloses a fully automatic bottle blowing machine, which includes a frame, a revolving chain for mounting a preform seat, a feeding device, a preform loading mechanism for transferring the preform from the feeding device to the preform seat on the revolving chain, a preheating drying tunnel device arranged on the side of the revolving chain, and a control device for coordinating the actions of various components. The feeding device of the fully automatic bottle blowing machine includes an upper hopper, a lower hopper and a lifting mechanism, the lower hopper is used to store the preforms, the lifting mechanism is used to lift the preforms in the lower hopper into the upper hopper, the upper hopper is connected to the preform loading mechanism, and the preform loading mechanism delivers the preforms in the upper hopper into the preform seat of the revolving chain.

[0004] With respect to the above-mentioned related technologies, the inventors found that after the preforms pass through the lower hopper, the lifting mechanism and the upper hopper, friction and collision between the preforms are likely to occur, resulting in scratches on the surface of the preforms, affecting the quality of the products produced. Therefore, there are certain areas for improvement. Utility Model Content

[0005] In order to solve the problem of scratches on the surface of bottle blanks, the present application provides a feeding device for a bottle blowing machine.

[0006] The present application provides a feeding device for a bottle blowing machine adopts the following technical solution:

[0007] A feeding device for a bottle blowing machine comprises a frame, a material storage platform arranged on the frame, and a preform conveying chain arranged on the frame, one end of the preform conveying chain is connected to the material storage platform, and the other end of the preform conveying chain is used to connect to the bottle blowing machine; a plurality of preform storage seats are arranged in an array on the material storage platform, a plurality of mounting plates are arranged at intervals on the preform conveying chain, and each mounting plate is provided with at least one conveying preform seat;

[0008] The frame is provided with a first transfer mechanism for transferring the preforms from the preform storage seat to the preform delivery seat, and the frame is provided with a second transfer mechanism for transferring the preforms from the preform delivery seat to the bottle blowing machine.

[0009] Preferably, the preform storage seats are arranged in an array of two columns and eight rows, two preform conveying seats are arranged on the mounting plate at intervals, and the interval width between the two preform storage seats and the two preform conveying seats is the same.

[0010] Preferably, the preform storage seat and the preform conveying seat are both columnar structures, and the preform storage seat and the preform conveying seat are provided with a plurality of bottle placing steps at intervals along the vertical direction, and the diameters of the plurality of bottle placing steps increase one by one from top to bottom.

[0011] Preferably, the first transfer mechanism comprises a first support beam arranged on the frame, the first support beam is located above the material storage platform and the preform conveying chain, a first cross beam is slidably arranged on the first support beam, and a first transverse driving part for driving the first cross beam to slide between the material storage platform and the preform conveying chain is arranged on the first support beam;

[0012] The first cross beam is provided with a first longitudinal beam, a mounting beam is slidably provided on the first longitudinal beam in a vertical direction, and a first longitudinal driving part for driving the mounting beam to slide in a vertical direction is provided on the first longitudinal beam;

[0013] The mounting beam is provided with a first bottle clamping portion for clamping a bottle blank.

[0014] Preferably, the first bottle clamping part comprises a bottle clamping rack arranged on a mounting beam, a plurality of first bottle clamping plates are arranged at intervals below the bottle clamping rack, a first bottle clamping block is arranged on the first bottle clamping plate, a bottle clamping support rod is slidably arranged below the bottle clamping rack, a second bottle clamping plate is fixed on the bottle clamping support rod, a second bottle clamping block opposite to the first bottle clamping block is arranged on the second bottle clamping plate, and a bottle clamping cylinder for driving the bottle clamping support rod to slide is arranged on the bottle clamping rack.

[0015] Preferably, the first bottle clamping block is provided with a first bottle clamping groove, and the second bottle clamping block is provided with a second bottle clamping groove matching with the first bottle clamping groove.

[0016] Preferably, the first bottle clamping block and the second bottle clamping block are sponge blocks.

[0017] Preferably, a bottle cutting support frame is arranged on the first crossbeam along the vertical direction, and at least one pneumatic bottle cutting part is arranged on the bottle cutting support frame.

[0018] Preferably, the second transfer mechanism comprises a second support beam arranged on the frame, a second cross beam is arranged on the second support beam, a transfer seat is slidably arranged on the second cross beam, and a second transverse driving part for driving the transfer seat to slide between the preform conveying chain and the bottle blowing machine is arranged on the second cross beam;

[0019] A second longitudinal beam is slidably arranged on the transfer seat in a vertical direction, and a second longitudinal driving part for driving the second longitudinal beam to slide is arranged on the transfer seat;

[0020] The second longitudinal beam is provided with a second bottle clamping portion for clamping a bottle blank.

[0021] Preferably, the second bottle clamping part comprises a bottle clamping seat arranged on the second longitudinal beam, and a bottle clamping bracket rotatably mounted on the bottle clamping seat, the bottle clamping seat is provided with a flip cylinder for driving the bottle clamping bracket to rotate, and the bottle clamping bracket is installed with at least one clamping claw cylinder for clamping a bottle blank.

[0022] In summary, the present application includes at least one of the following beneficial technical effects:

[0023] 1. In the present application, after injection molding is completed, the preform is transferred to the preform storage seat by a robot, and then the first transfer mechanism transfers the preform from the preform storage seat to the preform conveying seat in a clamping manner, and is transmitted to one side of the blow molding machine through the preform conveying chain. The second transfer mechanism transfers the preform from the preform conveying seat to the blow molding machine in a clamping manner for blow molding. In the present application, the above method is adopted to ensure that there is no collision and friction between the preforms when the injection molding is completed and the preforms enter the blow molding machine for blow molding, thereby avoiding scratches on the surface of the preforms.

[0024] 2. The present application transfers the preforms through the first transfer mechanism and the second transfer mechanism, thereby reducing the role of manual labor and effectively improving production safety, thereby preventing machinery and equipment from causing harm to workers during the production process. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 It is a schematic diagram of the overall structure of the feeding device.

[0026] Figure 2 It is the installation diagram of the preform storage seat.

[0027] Figure 3 It is a structural schematic diagram of the first transfer mechanism.

[0028] Figure 4 It is a structural schematic diagram of the first bottle clamping part.

[0029] Figure 5 It is a structural schematic diagram of the pneumatic bottle cutting unit.

[0030] Figure 6 It is a structural schematic diagram of the second transfer mechanism.

[0031] Explanation of the accompanying drawings: 1. frame; 2. material storage table; 3. bottle blank conveying chain; 4. material storage bottle blank seat; 5. bottle blank conveying seat; 6. bottle placing step; 7. first transfer mechanism; 71. first support beam; 72. first cross beam; 73. first transverse driving part; 731. first transverse rack; 732. first transverse driving motor; 733. first transverse gear; 74. first longitudinal beam; 75. mounting beam; 76. first longitudinal driving part; 761. first longitudinal driving motor; 762. first longitudinal gear; 763. first longitudinal rack; 77. first bottle clamping part; 771. bottle clamping rack; 772. first bottle clamping plate; 773. first bottle clamping block; 774. bottle clamping support rod; 775. second bottle clamping plate; 776. second Bottle clamping block; 777, bottle clamping cylinder; 78, pneumatic bottle shearing part; 781, bottle shearing bracket; 782, first blade; 783, second blade; 784, bottle shearing cylinder; 785, bottle shearing support frame; 8, second transfer mechanism; 81, second support beam; 82, second crossbeam; 83, transfer seat; 84, second transverse drive part; 841, second transverse rack; 842, second transverse drive motor; 843, second transverse gear; 85, second longitudinal beam; 86, second longitudinal drive part; 861, second longitudinal rack; 862, second longitudinal drive motor; 863, second longitudinal gear; 87, second bottle clamping part; 871, bottle clamping seat; 872, bottle clamping bracket; 873, flip cylinder; 874, claw cylinder. DETAILED DESCRIPTION

[0032] The following is combined with Figure 1-6 This application is described in further detail.

[0033] A feeding device for a bottle blowing machine, referring to Figure 1 As shown, it includes a frame 1, a material storage table 2 arranged on the frame 1, and a bottle blank conveying chain 3 arranged on the frame 1, one end of the bottle blank conveying chain 3 is connected to the material storage table 2, and the other end of the bottle blank conveying chain 3 is used to connect to the bottle blowing machine.

[0034] A plurality of preform storage seats 4 are arranged in an array on the storage table 2. In one embodiment, the preform storage seats 4 are arranged in an array of two columns and six rows or in an array of two columns and eight rows, and adjacent preform storage seats 4 are arranged at intervals.

[0035] A plurality of mounting plates are arranged at intervals on the preform conveying chain 3, and at least one preform conveying seat 5 is arranged on each mounting plate. In one embodiment, two preform conveying seats 5 are arranged at intervals on the mounting plates, that is, two rows of preform conveying seats 5 are arranged on the preform conveying chain 3, and the interval width between the two material storage preform seats 4 and the two preform conveying seats 5 is the same. The preform conveying chain 3 is driven by a driving motor, so that the preform conveying seats 5 can move periodically between the material storage table 2 and the bottle blowing machine.

[0036] Reference Figure 2 As shown, both the preform storage seat 4 and the preform conveying seat 5 are columnar structures, and the preform storage seat 4 and the preform conveying seat 5 are provided with a plurality of bottle placing steps 6 at intervals in the vertical direction, and the diameters of the plurality of bottle placing steps 6 increase one by one from top to bottom. By providing the plurality of bottle placing steps 6, the preform storage seat 4 and the preform conveying seat 5 can accommodate the placement of preforms of different specifications.

[0037] Reference Figure 1 As shown, the frame 1 is provided with a first transfer mechanism 7 for transferring the preforms from the preform storage seat 4 to the preform conveying seat 5, and the frame 1 is provided with a second transfer mechanism 8 for transferring the preforms from the preform conveying seat 5 to the bottle blowing machine.

[0038] In the present application, after the injection molding is completed, the preform is transferred from the injection mold to the preform storage seat 4 by a robot, and then the first transfer mechanism 7 transfers the preform from the preform storage seat 4 to the preform conveying seat 5 in a clamping manner, and is transmitted to the side of the blow molding machine through the preform conveying chain 3, and the second transfer mechanism 8 transfers the preform from the preform conveying seat 5 to the blow molding machine in a clamping manner for blow molding, so that when the preforms enter the blow molding machine for blow molding after the injection molding is completed, there will be no collision and friction between the preforms, thereby avoiding scratches on the surface of the preforms.

[0039] The structures of the first transfer mechanism 7 and the second transfer mechanism 8 are described in detail below.

[0040] Reference Figure 1 and Figure 3 As shown, the first transfer mechanism 7 includes a first support beam 71 disposed on the frame 1, the first support beam 71 is located above the material storage platform 2 and the preform conveying chain 3, a first crossbeam 72 is slidably disposed on the first support beam 71, and a first transverse driving part 73 for driving the first crossbeam 72 to slide between the material storage platform 2 and the preform conveying chain 3 is disposed on the first support beam 71. In one embodiment, the first transverse driving part 73 includes a first transverse rack 731 disposed on the first support beam 71, and a first transverse driving motor 732 disposed on the first crossbeam 72, and a first transverse gear 733 meshing with the first transverse rack 731 is disposed on the output shaft of the first transverse driving motor 732.

[0041] The first cross beam 72 is provided with a first longitudinal beam 74, a mounting beam 75 is slidably provided on the first longitudinal beam 74 in the vertical direction, and a first longitudinal driving unit 76 for driving the mounting beam 75 to slide in the vertical direction is provided on the first longitudinal beam 74. In one embodiment, the first longitudinal driving unit 76 includes a first longitudinal driving motor 761 fixedly provided on the first longitudinal beam 74, and a first longitudinal gear 762 provided on the output shaft of the first longitudinal driving motor 761, and a first longitudinal rack 763 for meshing with the first longitudinal gear 762 is provided on the mounting beam 75.

[0042] Reference Figure 3 and Figure 4 As shown, a first bottle clamping part 77 for clamping a bottle blank is provided on the mounting beam 75. The first bottle clamping part 77 includes a bottle clamping frame 771 provided on the mounting beam 75, a plurality of first bottle clamping plates 772 are provided at intervals below the bottle clamping frame 771, a first bottle clamping block 773 is provided on the first bottle clamping plate 772, a bottle clamping support rod 774 is slidably provided below the bottle clamping frame 771, a second bottle clamping plate 775 is fixed on the bottle clamping support rod 774, a second bottle clamping block 776 opposite to the first bottle clamping block 773 is provided on the second bottle clamping plate 775, and a bottle clamping cylinder 777 for driving the bottle clamping support rod 774 to slide is provided on the bottle clamping frame 771, and the bottle clamping cylinder 777 can drive the first bottle clamping plate 772 and the second bottle clamping plate 775 to move relative to each other, so that the first bottle clamping block 773 and the second bottle clamping block 776 can achieve a bottle clamping action.

[0043] In one embodiment, the number of the first bottle clamping plates 772 and the second bottle clamping plates 775 is the same as the number of rows of the material preform storage seat 4, the number of the first bottle clamping plates 772 and the second bottle clamping plates 775 is set to eight, and the first bottle clamping blocks 773 and the second bottle clamping blocks 776 are set to two. Among them, the first bottle clamping block 773 is provided with a first bottle clamping groove, and the second bottle clamping block 776 is provided with a second bottle clamping groove that matches the first bottle clamping groove. The first bottle clamping block 773 and the second bottle clamping block 776 are sponge blocks. The first bottle clamping block 773 and the second bottle clamping block 776 provided with sponge blocks can reduce damage to the surface of the bottle preform.

[0044] It is worth noting that, referring to Figure 3 and Figure 5 As shown, after the bottle blank is injected through the injection mold, a casting head will remain on the top of the bottle blank, and the casting head needs to be cut off. Therefore, a bottle cutting support frame 785 is provided on the first cross beam 72 in the vertical direction, and at least one pneumatic bottle cutting part 78 is provided on the bottle cutting support frame 785. In one embodiment, two pneumatic bottle cutting parts 78 are provided.

[0045] The height of the pneumatic bottle cutting part 78 is the same as the height of the top of the bottle blank. The pneumatic bottle cutting part 78 includes a bottle cutting bracket 781, a first blade 782 fixedly arranged on the bottle cutting bracket 781, and a second blade 783 slidably arranged on the bottle cutting bracket 781. The first blade 782 and the second blade 783 are arranged opposite to each other, and a gap is left between the first blade 782 and the second blade 783. The bottle cutting bracket 781 is provided with a bottle cutting cylinder 784 for driving the second blade 783 to move.

[0046] Reference Figure 1 and Figure 6 As shown, the second transfer mechanism 8 includes a second support beam 81 disposed on the frame 1, a second crossbeam 82 disposed on the second support beam 81, a transfer seat 83 slidably disposed on the second crossbeam 82, and a second transverse driving part 84 for driving the transfer seat 83 to slide between the preform conveying chain 3 and the bottle blowing machine is disposed on the second crossbeam 82. In one embodiment, the second transverse driving part 84 includes a second transverse rack 841 disposed on the second crossbeam 82, a second transverse driving motor 842 disposed on the transfer seat 83, and a second transverse gear 843 disposed on the output shaft of the second transverse driving motor 842, and the second transverse gear 843 is meshed with the second transverse rack 841.

[0047] A second longitudinal beam 85 is slidably disposed on the transfer seat 83 in the vertical direction, and a second longitudinal driving unit 86 for driving the second longitudinal beam 85 to slide is disposed on the transfer seat 83. In one embodiment, the second longitudinal driving unit 86 includes a second longitudinal rack 861 disposed on the second longitudinal beam 85, a second longitudinal driving motor 862 disposed on the transfer seat 83, and a second longitudinal gear 863 disposed on the output shaft of the second longitudinal driving motor 862, and the second longitudinal gear 863 is meshed with the second longitudinal rack 861.

[0048] The second longitudinal beam 85 is provided with a second bottle clamping part 87 for clamping the bottle blank. The second bottle clamping part 87 includes a bottle clamping seat 871 provided on the second longitudinal beam 85, and a bottle clamping bracket 872 rotatably mounted on the bottle clamping seat 871. The bottle clamping seat 871 is provided with a flip cylinder 873 for driving the bottle clamping bracket 872 to rotate. The bottle clamping bracket 872 is provided with at least one clamping claw cylinder 874 for clamping the bottle blank. In one embodiment, two clamping claw cylinders 874 are provided.

[0049] It is worth noting that the clamping jaws of the clamping jaw cylinder 874 are covered with a sponge pad, and a clamping groove is provided on the sponge pad. The provision of the sponge pad can reduce the clamping damage to the bottle blank.

[0050] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A feeding device for a bottle blowing machine, characterized in that: It comprises a frame (1), a material storage platform (2) arranged on the frame (1), and a preform conveying chain (3) arranged on the frame (1), one end of the preform conveying chain (3) is connected to the material storage platform (2), and the other end of the preform conveying chain (3) is used to connect to a bottle blowing machine; A plurality of preform storage seats (4) are arranged in an array on the storage platform (2), a plurality of mounting plates are arranged at intervals on the preform conveying chain (3), and at least one preform conveying seat (5) is provided on each mounting plate; The frame (1) is provided with a first transfer mechanism (7) for transferring the preforms from the preform storage seat (4) to the preform delivery seat (5), and the frame (1) is provided with a second transfer mechanism (8) for transferring the preforms from the preform delivery seat (5) to the bottle blowing machine.

2. A feeding device for a bottle blowing machine according to claim 1, characterized in that: The material preform storage seats (4) are distributed in two rows, and two conveying preform seats (5) are arranged on the mounting plate at intervals, and the interval width between the two material preform storage seats (4) and the two conveying preform seats (5) is the same.

3. A feeding device for a bottle blowing machine according to claim 1, characterized in that: The material preform storage seat (4) and the conveying preform seat (5) are both columnar structures, and the material preform storage seat (4) and the conveying preform seat (5) are provided with a plurality of bottle placing steps (6) at intervals in the vertical direction, and the diameters of the plurality of bottle placing steps (6) increase one by one from top to bottom.

4. A feeding device for a bottle blowing machine according to claim 1, characterized in that: The first transfer mechanism (7) comprises a first support beam (71) arranged on the frame (1), the first support beam (71) being located above the material storage platform (2) and the preform conveying chain (3), a first cross beam (72) being slidably arranged on the first support beam (71), and a first transverse driving part (73) for driving the first cross beam (72) to slide between the material storage platform (2) and the preform conveying chain (3) being arranged on the first support beam (71); The first cross beam (72) is provided with a first longitudinal beam (74), a mounting beam (75) is slidably provided on the first longitudinal beam (74) in a vertical direction, and a first longitudinal driving part (76) for driving the mounting beam (75) to slide in a vertical direction is provided on the first longitudinal beam (74); The mounting beam (75) is provided with a first bottle clamping portion (77) for clamping a bottle blank.

5. A feeding device for a bottle blowing machine according to claim 4, characterized in that: The first bottle clamping part (77) comprises a bottle clamping frame (771) arranged on the mounting beam (75); a plurality of first bottle clamping plates (772) are arranged at intervals below the bottle clamping frame (771); a first bottle clamping block (773) is arranged on the first bottle clamping plate (772); a bottle clamping support rod (774) is slidably arranged below the bottle clamping frame (771); a second bottle clamping plate (775) is fixed on the bottle clamping support rod (774); a second bottle clamping block (776) opposite to the first bottle clamping block (773) is arranged on the second bottle clamping plate (775); and a bottle clamping cylinder (777) for driving the bottle clamping support rod (774) to slide is arranged on the bottle clamping frame (771).

6. A feeding device for a bottle blowing machine according to claim 5, characterized in that: The first bottle clamping block (773) is provided with a first bottle clamping groove, and the second bottle clamping block (776) is provided with a second bottle clamping groove that matches the first bottle clamping groove.

7. A feeding device for a bottle blowing machine according to claim 5, characterized in that: The first bottle clamping block (773) and the second bottle clamping block (776) are sponge blocks.

8. A feeding device for a bottle blowing machine according to claim 4, characterized in that: A bottle cutting support frame (785) is arranged on the first crossbeam (72) in the vertical direction, and at least one pneumatic bottle cutting unit (78) is arranged on the bottle cutting support frame (785).

9. A feeding device for a bottle blowing machine according to claim 1, characterized in that: The second transfer mechanism (8) comprises a second support beam (81) arranged on the frame (1), a second cross beam (82) being arranged on the second support beam (81), a transfer seat (83) being slidably arranged on the second cross beam (82), and a second transverse driving part (84) for driving the transfer seat (83) to slide between the preform conveying chain (3) and the bottle blowing machine being arranged on the second cross beam (82); A second longitudinal beam (85) is slidably arranged on the transfer seat (83) in a vertical direction, and a second longitudinal driving part (86) for driving the second longitudinal beam (85) to slide is arranged on the transfer seat (83); The second longitudinal beam (85) is provided with a second bottle clamping portion (87) for clamping a bottle blank.

10. A feeding device for a bottle blowing machine according to claim 9, characterized in that: The second bottle clamping part (87) comprises a bottle clamping seat (871) arranged on the second longitudinal beam (85), and a bottle clamping bracket (872) rotatably mounted on the bottle clamping seat (871); the bottle clamping seat (871) is provided with a flip cylinder (873) for driving the bottle clamping bracket (872) to rotate; and the bottle clamping bracket (872) is provided with at least one clamping claw cylinder (874) for clamping a bottle blank.

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