Integrated injection-stretch-blow equipment
By designing an integrated injection and blowing equipment, multiple stations are set up around the rotating disc, the problem of large space occupancy of traditional equipment is solved, and space saving and efficiency improvement are achieved.
Patent Information
- Application Number
- CN202421753213.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-23
- Publication Date
- 2025-05-30
- Estimated Expiration
- 2034-07-23
AI Technical Summary
Traditional blowing equipment has many equipment and large space occupies, making it difficult to adapt to the production environment with limited space, which limits the flexibility and expansion of the production workshop.
An integrated injection and blowing equipment is designed. By providing injection molding stations, heating stations, stretch blow molding stations and feeding stations around the rotating discs, feeding is achieved by feeding them in the form of rotating discs, thereby achieving compactness of the equipment.
It effectively saves production space and improves work efficiency, and is suitable for production environments with limited space.
Smart Images
Figure CN222921042U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of injection stretch blow molding equipment, and particularly relates to an integrated injection stretch blow molding equipment. Background Art
[0002] Traditional injection stretch blow molding equipment is mainly applied to the production of plastic bottles, and its production process usually includes three main steps: injection molding, stretching, and blow molding. Traditional injection stretch blow molding equipment usually adopts an assembly line method. Although this method can complete the production of plastic bottles, traditional injection stretch blow molding equipment needs to arrange multiple devices such as injection molding machines, stretching machines, and blow molding machines in sequence on the assembly line, occupying a large amount of production space. This not only increases the cost of factory building construction but also limits the flexibility and expandability of the production workshop. In some production environments with limited space, the traditional assembly line layout is difficult to meet the production requirements. Content of the Utility Model
[0003] The purpose of the utility model is to provide an integrated injection stretch blow molding equipment for the above-mentioned deficiencies in the prior art.
[0004] The purpose of the utility model is achieved through the following technical solutions: an integrated injection stretch blow molding equipment, including a machine platform; a guide rod is provided on the machine platform; a middle plate is arranged on the guide rod in a lifting and moving manner; a rotating disk is rotatably arranged at the bottom of the middle plate; a plurality of injection cores are arranged on the circumferential surface of the rotating disk.
[0005] An injection molding station, a heating station, a stretching and blow molding station, and a blanking station are successively arranged on the machine platform around the rotating disk; a lower mold and an upper mold are provided at the injection molding station; the lower mold is arranged on the machine platform; the lower mold is arranged at the bottom of the middle plate; the upper mold is arranged on the top of the middle plate in a lifting and moving manner.
[0006] The utility model is further provided that the machine platform is provided with a first driving member; the output end of the first driving member is connected to the middle plate;
[0007] A fixing plate is arranged on the top of the middle plate; a lifting column is arranged between the fixing plate and the middle plate; a movable plate is arranged on the lifting column in a lifting and moving manner; the upper mold is arranged at the bottom of the movable plate; the fixing plate is provided with a second driving member; the output end of the second driving member is connected to the movable plate.
[0008] The utility model is further provided that a pressure maintaining driving member is arranged at the bottom of the machine platform; a bottom connecting seat is arranged at the output end of the pressure maintaining driving member; a top connecting seat is arranged at the top of the fixing plate; the top connecting seat is fixedly connected to the bottom connecting seat; a pressure maintaining rod is arranged at the top of the movable plate; the pressure maintaining rod penetrates through the fixing plate; the top connecting seat is provided with a mold clamping assembly for abutting against the pressure maintaining rod.
[0009] The utility model is further configured as follows: the mold locking assembly includes a mold locking drive, a locking module, a mold locking track and a clearance groove arranged on the top connecting seat; the pressure maintaining rod is telescopically arranged in the clearance groove; the locking module is slidably arranged on the mold locking track; the mold locking drive is arranged on the top connecting seat; the output end of the mold locking drive is connected to the locking module; the mold locking track is arranged on the top connecting seat; the clearance groove is arranged in the mold locking track; and the locking module is used to abut against the pressure maintaining rod.
[0010] The utility model is further configured that the heating station is provided with a heating element; the heating element is arranged on the machine platform; the heating element is arranged at the bottom of the middle plate.
[0011] The utility model is further configured that the stretch blow molding station is provided with a forming mold; the forming mold is arranged on the machine platform; and the forming mold is arranged at the bottom of the middle plate.
[0012] The utility model is further configured as follows: the stretch blow molding station is provided with a blowing plate and a stretching plate; the blowing plate is movably raised and lowered at the top of the middle plate; the stretching plate is movably raised and lowered at the top of the blowing plate; the blowing plate is provided with a blowing rod; a blowing channel is penetrated by the blowing rod; the stretching plate is provided with a stretching rod; the stretching rod is movably penetrated through the blowing channel.
[0013] The utility model is further configured as follows: the unloading station is provided with an unloading seat; the unloading seat is arranged at the top of the middle plate; a unloading plate is provided at the bottom of the unloading seat for lifting and lowering; the unloading plate is provided with an unloading rod; the unloading seat is provided with a third driving member; and the output end of the third driving member is connected to the unloading plate.
[0014] The utility model is further configured that the number of the core injection plates is four.
[0015] The beneficial effects of the utility model are as follows: the utility model sequentially arranges an injection molding station, a heating station, a stretch blow molding station and a material unloading station around a rotating disk, and feeds materials in the form of a rotating disk, which can effectively save space and effectively improve work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] The utility model is further described using the accompanying drawings, but the embodiments in the accompanying drawings do not constitute any limitation to the utility model. A person skilled in the art can obtain other drawings based on the following drawings without creative work.
[0017] Figure 1 It is a structural schematic diagram of the utility model;
[0018] Figure 2 It is a structural schematic diagram of the utility model from another perspective;
[0019] Figure 3It is a structural schematic diagram of the utility model from another perspective;
[0020] Figure 4 It is a cross-sectional view of the injection molding station of the utility model;
[0021] Figure 5 It is a cross-sectional view of the stretch blow molding station of the utility model;
[0022] Among them: 1. Machine; 11. Injection molding station; 12. Heating station; 13. Stretch blow molding station; 14. Unloading station; 15. Guide rod; 16. First driving member; 2. Middle plate; 21. Rotating disk; 22. Core injection plate; 31. Lower mold; 32. Upper mold; 33. Fixed plate; 34. Lifting column; 35. Movable plate; 36. Second driving member; 37. Pressure-maintaining driving member; 38. Bottom connecting seat; 39. Top connecting seat; 41. Pressure-maintaining rod; 42. Locking mold driving member; 43. Locking module; 44. Locking mold track; 45. Make way groove; 5. Molding mold; 6. Blowing plate; 61. Blowing rod; 62. Blowing channel; 7. Stretching plate; 71. Stretching rod; 8. Unloading seat; 81. Unloading plate; 82. Unloading rod; 83. Third driving member. DETAILED DESCRIPTION
[0023] The utility model is further described in conjunction with the following embodiments.
[0024] Depend on Figures 1 to 5 It can be seen that the one-piece injection stretch blow molding equipment described in this embodiment includes a machine platform 1; the machine platform 1 is provided with a guide rod 15; the guide rod 15 is provided with a middle plate 2 for lifting and moving; the bottom of the middle plate 2 is provided with a rotating disk 21 for rotation; the peripheral surface of the rotating disk 21 is provided with a plurality of injection core plates 22;
[0025] The machine 1 is provided with an injection molding station 11, a heating station 12, a stretch blow molding station 13 and a material unloading station 14 in sequence around a rotating disk 21; the injection molding station 11 is provided with a lower mold 31 and an upper mold 32; the lower mold 31 is arranged on the machine 1; the lower mold 31 is arranged at the bottom of the middle plate 2; the upper mold 32 is arranged at the top of the middle plate 2 for lifting and lowering.
[0026] Specifically, when the integrated injection-stretch-blow molding equipment described in this embodiment is in use, first the middle plate 2 descends so that the core injection plate 22 enters the injection molding station 11 for injection molding of the parison, and then the middle plate 2 rises and the rotating disk 21 rotates, so that the core injection plate 22 with the parison is rotated to the heating station 12 for heating, and after the heating is completed, the middle plate 2 rises and the rotating disk 21 rotates, so that the core injection plate 22 with the parison is rotated to the stretch blow molding station 13 for stretch blow molding, and after the molding is completed, the middle plate 2 rises and the rotating disk 21 rotates, so that the core injection plate 22 with the molded product is rotated to the unloading station 14 for unloading; this embodiment can effectively save space and effectively improve work efficiency by sequentially arranging the injection molding station 11, the heating station 12, the stretch blow molding station 13 and the unloading station 14 around the rotating disk 21.
[0027] In the one-piece injection-stretch-blow equipment described in this embodiment, the machine 1 is provided with a first driving member 16; the output end of the first driving member 16 is connected to the middle plate 2; a fixed plate 33 is provided at the top of the middle plate 2; a lifting column 34 is provided between the fixed plate 33 and the middle plate 2; the lifting column 34 is provided with a movable plate 35 for lifting and moving; the upper mold 32 is provided at the bottom of the movable plate 35; the fixed plate 33 is provided with a second driving member 36; the output end of the second driving member 36 is connected to the movable plate 35. In the one-piece injection-stretch-blow equipment described in this embodiment, a pressure-maintaining driving member 37 is provided at the bottom of the machine 1; a bottom connecting seat 38 is provided at the output end of the pressure-maintaining driving member 37; a top connecting seat 39 is provided at the top of the fixed plate 33; the top connecting seat 39 is fixedly connected to the bottom connecting seat 38; a pressure-maintaining rod 41 is provided at the top of the movable plate 35; the pressure-maintaining rod 41 is arranged through the fixed plate 33; and the top connecting seat 39 is provided with a clamping assembly for abutting against the pressure-maintaining rod 41. In the embodiment of the present invention, the mold clamping assembly includes a mold clamping drive 42, a locking module 43, a mold clamping track 44, and a clearance groove 45 provided on the top connecting seat 39; the pressure-maintaining rod 41 is telescopically provided in the clearance groove 45; the locking module 43 is slidably provided on the mold clamping track 44; the mold clamping drive 42 is provided on the top connecting seat 39; the output end of the mold clamping drive 42 is connected to the locking module 43; the mold clamping track 44 is provided on the top connecting seat 39; the clearance groove 45 is provided in the mold clamping track 44; the locking module 43 is used to abut against the pressure-maintaining rod 41. The first drive 16, the second drive 36, the pressure-maintaining drive 37, and the mold clamping drive 42 can be air cylinders or oil cylinders.
[0028] Specifically, in the integrated injection stretch blow molding device described in this embodiment, when the parison injection molding is required, firstly, in order to save space, the pressure-maintaining rod 41 is extended into the clearance groove 45;
[0029] When in use, first, the first driving member 16 drives the middle plate 2 to descend, so that the core injection plate 22 at the bottom of the middle plate 2 descends and is molded with the lower mold 31; while the middle plate 2 descends, it drives the fixed plate 33, the movable plate 35 and the pressure-keeping rod 41 to descend, and the pressure-keeping rod 41 descends along the clearance groove 45; then the second driving member 36 is started, and the second driving member 36 drives the movable plate 35 and the upper mold 32 to descend, so that the upper mold 32 and the core injection plate 22 are molded together; the upper mold 32, the core injection plate 22 and the lower mold 3 After the mold closing is completed, the pressure-maintaining rod 41 protrudes out of the bottom of the clearance groove 45, and then the mold locking driver 42 is started, and the mold locking driver 42 drives the locking module 43 to move along the mold locking track 44, and after the clearance groove 45 is covered, the locking module 43 abuts against the top of the pressure-maintaining rod 41, and then the pressure-maintaining driver 37 is started, and the pressure-maintaining driver 37 drives the bottom connecting seat 38 and the top connecting seat 39 to descend, thereby playing a pressure-maintaining effect on the injection molding between the upper mold 32, the core injection plate 22 and the lower mold 31, and effectively ensuring the injection molding effect of the parison.
[0030] In the one-piece injection stretch blow molding equipment described in this embodiment, the heating station 12 is provided with a heating element; the heating element is arranged on the machine table 1; and the heating element is arranged at the bottom of the middle plate 2. The heating element is not shown in the figure. When the rotating disk 21 drives the core injection plate 22 to rotate to the heating station 12, the middle plate 2 descends so that the parison on the core injection plate 22 enters the heating element for heating.
[0031] In the one-piece injection-stretch-blow molding equipment described in this embodiment, the stretch-blow molding station 13 is provided with a molding mold 5; the molding mold 5 is provided on the machine platform 1; the molding mold 5 is provided at the bottom of the middle plate 2. In the one-piece injection-stretch-blow molding equipment described in this embodiment, the stretch-blow molding station 13 is provided with a blowing plate 6 and a stretching plate 7; the blowing plate 6 is movable and arranged at the top of the middle plate 2; the stretching plate 7 is movable and arranged at the top of the blowing plate 6; the blowing plate 6 is provided with a blowing rod 61; the blowing rod 61 is penetrated by a blowing channel 62; the stretching plate 7 is provided with a stretching rod 71; the stretching rod 71 is movably arranged in the blowing channel 62.
[0032] Specifically, after the heating is completed, the rotating disk 21 rotates to rotate the core injection plate 22 to the stretch blow molding station 13, and then the middle plate 2 descends, so that the core injection plate 22 and the molding mold 5 are molded together; then the blow plate 6 descends, so that the blow rod 61 protrudes into the parison of the core injection plate 22; then the stretching plate 7 descends, so that the stretching rod 71 passes through the blowing channel 62 of the blow rod 61, and the parison is stretched; after the stretching treatment, gas is introduced into the blowing channel 62, so that the parison is blow-molded.
[0033] An integrated injection stretch blow molding device according to this embodiment, a blanking seat 8 is provided at the blanking station 14; the blanking seat 8 is arranged on the top of the middle plate 2; a blanking plate 81 is arranged at the bottom of the blanking seat 8 in a lifting and movable manner; the blanking plate 81 is provided with a blanking rod 82; the blanking seat 8 is provided with a third driving member 83; the output end of the third driving member 83 is connected to the blanking plate 81. Among them, the third driving member 83 can be a cylinder or an oil cylinder; specifically, the rotating disk 21 drives the core injection plate 22 with the formed product to rotate to the blanking station 14, and then the third driving member 83 drives the blanking plate 81 and the blanking rod 82 to descend, so as to eject the formed product on the core injection plate 22.
[0034] An integrated injection stretch blow molding device according to this embodiment, the number of the core injection plates 22 is four. Through the above setting, the four core injection plates 22 can work in the injection station 11, the heating station 12, the stretch blow molding station 13 and the blanking station 14 in sequence, improving the working efficiency.
[0035] Finally, it should be noted that the above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit the protection scope of the present invention. Although the present invention has been described in detail with reference to the preferred embodiments, those of ordinary skill in the art should understand that the technical solutions of the present invention can be modified or equivalently replaced without departing from the essence and scope of the technical solutions of the present invention.
Claims
1. An integrated injection stretch blow molding device, characterized in that: The machine comprises a platform; the platform is provided with a guide rod; the guide rod is provided with a middle plate for lifting and lowering; a rotating disk is provided at the bottom of the middle plate for rotation; a plurality of core injection plates are provided on the circumference of the rotating disk; The machine is provided with an injection molding station, a heating station, a stretch blow molding station and a material unloading station in sequence around a rotating disk; the injection molding station is provided with a lower mold and an upper mold; the lower mold is arranged on the machine; the lower mold is arranged at the bottom of the middle plate; the upper mold is movable for lifting and lowering at the top of the middle plate.
2. The integrated injection stretch blow molding equipment according to claim 1, characterized in that: The machine is provided with a first driving member; the output end of the first driving member is connected to the middle plate; A fixed plate is provided on the top of the middle plate; a lifting column is provided between the fixed plate and the middle plate; a movable plate is provided on the lifting column; the upper mold is provided at the bottom of the movable plate; a second driving member is provided on the fixed plate; and an output end of the second driving member is connected to the movable plate.
3. The integrated injection stretch blow molding equipment according to claim 2, characterized in that: A pressure-maintaining driving component is provided at the bottom of the machine; a bottom connecting seat is provided at the output end of the pressure-maintaining driving component; a top connecting seat is provided at the top of the fixed plate; the top connecting seat is fixedly connected to the bottom connecting seat; a pressure-maintaining rod is provided at the top of the movable plate; the pressure-maintaining rod is arranged through the fixed plate; and a locking mold assembly for abutting against the pressure-maintaining rod is provided on the top connecting seat.
4. The integrated injection stretch blow molding equipment according to claim 3, characterized in that: The mold locking assembly includes a mold locking drive, a locking module, a mold locking track and a clearance groove arranged on the top connecting seat; the pressure maintaining rod is telescopically arranged in the clearance groove; the locking module is slidably arranged on the mold locking track; the mold locking drive is arranged on the top connecting seat; the output end of the mold locking drive is connected to the locking module; the mold locking track is arranged on the top connecting seat; the clearance groove is arranged in the mold locking track; the locking module is used to abut against the pressure maintaining rod.
5. The integrated injection stretch blow molding equipment according to claim 1, characterized in that: The heating station is provided with a heating element; the heating element is arranged on the machine platform; the heating element is arranged at the bottom of the middle plate.
6. The integrated injection stretch blow molding equipment according to claim 1, characterized in that: The stretch blow molding station is provided with a forming mold; the forming mold is arranged on the machine platform; the forming mold is arranged at the bottom of the middle plate.
7. The integrated injection stretch blow molding equipment according to claim 6, characterized in that: The stretch blow molding station is provided with a blowing plate and a stretching plate; the blowing plate is movably raised and lowered at the top of the middle plate; the stretching plate is movably raised and lowered at the top of the blowing plate; the blowing plate is provided with a blowing rod; a blowing channel is penetrated by the blowing rod; the stretching plate is provided with a stretching rod; the stretching rod is movably penetrated in the blowing channel.
8. The integrated injection stretch blow molding equipment according to claim 1, characterized in that: The unloading station is provided with an unloading seat; the unloading seat is arranged at the top of the middle plate; the bottom of the unloading seat is provided with an unloading plate for lifting and lowering; the unloading plate is provided with an unloading rod; the unloading seat is provided with a third driving member; the output end of the third driving member is connected to the unloading plate.
9. The integrated injection stretch blow molding equipment according to claim 1, characterized in that: The number of the core injection plates is four.