PET bottle preform processing temperature control system
By introducing a temperature control system consisting of a heating chamber, a cooling chamber, and a temperature sensor into the PET preform processing, the problem of cracks or ruptures caused by internal stress, which has not been effectively addressed in existing technologies, has been solved during the PET preform production process. This allows for real-time monitoring and control of the temperature sensor during the PET preform production process, thereby solving the problem of cracks or ruptures caused by internal stress, which has not been effectively addressed in existing technologies, and improving production efficiency and product quality.
Patent Information
- Application Number
- CN202423147063.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-19
- Publication Date
- 2025-11-28
- Estimated Expiration
- 2034-12-19
AI Technical Summary
In the existing technology, when PET preforms are directly blow-molded after being preheated by infrared high-temperature lamps, the internal stress cannot be effectively relieved, leading to cracks or breakage, which affects product quality and production efficiency.
The temperature control system consists of a heating chamber, a cooling chamber, a cold air generator, an exhaust fan, a dual-pipe system, and an air outlet. Combined with gear transmission and a temperature sensor, it achieves uniform heating and cooling of the preform. The temperature is controlled within a set range by rotation, which relieves internal stress. The effect is achieved through heating and cooling.
By combining gear transmission and temperature sensors, uniform heating and cooling of the preform are achieved, solving the problem of internal stress-induced cracks or ruptures affecting product quality and production efficiency that was not effectively addressed in existing technologies. This provides a highly efficient solution to the production efficiency problem of PET preforms, enabling real-time monitoring and control of the PET preform production process through temperature sensors.
Smart Images
Figure CN223604999U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to bottle blank processing technical field especially relates to a PET bottle bottle blank processing temperature control system. BACKGROUND
[0002] PET bottle blank is mainly processed through the bottle blowing machine when processing, and the bottle blowing process of the bottle blowing machine is divided into preheating and blow molding two parts, and when preheating, the bottle blank is irradiated by an infrared high temperature lamp tube, and the blank part of the bottle blank is heated and softened.
[0003] In the prior art, after the PET bottle blank is preheated by the infrared high temperature lamp tube, it is usually directly blow molded by the bottle blowing machine, but high temperature will cause great stress in the bottle blank, and if not cooled, these stresses will cause cracks or breakage in subsequent processing, affecting the quality and production efficiency of the final product. UTILITY MODEL CONTENTS
[0004] The utility model discloses a kind of PET bottle bottle blank processing temperature control systems to solve the problem in prior art, after PET bottle blank is preheated by the infrared high temperature lamp tube, it is usually directly blow molded by the bottle blowing machine, but high temperature will cause great stress in the bottle blank, and if not cooled, these stresses will cause cracks or breakage in subsequent processing, affecting the quality and production efficiency of the final product.
[0005] To achieve the above object, the utility model adopts the following technical scheme: a PET bottle bottle blank processing temperature control system, comprising: base, the top of the base is fixedly connected with heating chamber at left side, the top of the base is fixedly connected with cooling chamber away from heating chamber, the inner surface of the base is rotatably connected with lead screw, the outer surface of the lead screw is screw-connected with installation box, the top of the installation box is rotatably penetrated with multiple rotating shafts, the top of multiple rotating shafts is fixedly connected with threaded sleeve, the inner surface of multiple threaded sleeves is screw-connected with threaded rod, the top of multiple threaded rods is fixedly connected with placing seat, the outer surface of multiple rotating shafts is fixedly connected with first gear near bottom, the inner bottom of the installation box is fixedly connected with driving motor, the output end of the driving motor is fixedly connected with second gear.
[0006] Preferably, multiple first gears are divided into two groups, and the outer surfaces of the two groups of first gears are meshingly arranged, and the outer surface of the second gear is meshingly arranged with the outer surfaces of two first gears.
[0007] Preferably, the inner surfaces of the two sides of the heating chamber are fixedly connected with heating pipes, and the inner top of the heating chamber and the cooling chamber is fixedly connected with temperature sensors.
[0008] Preferably, the top of the cooling chamber is fixedly connected with a cold air generator, the output end of the cold air generator is fixedly connected with an air extractor, and the output end of the air extractor is fixed with a double-way pipe.
[0009] Preferably, the top of the double-way pipe is fixedly penetrated with the top of the cooling chamber, and the two ends of the double-way pipe are fixedly connected with communication plates respectively.
[0010] Preferably, the outer surface of one side of the two communication plates is provided with an air outlet, and the outer surface of the other side of the two communication plates is fixedly connected with the two inner walls of the cooling chamber.
[0011] Preferably, the right end of the lead screw is rotationally penetrated with the inner wall of one side of the base, the outer surface of one side of the base is fixedly connected with a linear motor, the output end of the linear motor is fixedly connected with the right end surface of the lead screw, and the outer surface of the mounting box is matched with the inner surface of the base.
[0012] Compared with the prior art, the PET bottle blank processing temperature control system has the advantages and positive effects that,
[0013] In the utility model, through cooperation of the heating chamber, the heating pipe, the cooling chamber, the cold air generator, the air extractor, the double-way pipe and the air outlet, after the bottle blank is heated, the bottle blank is cooled through the cold air in the cooling chamber, and in the process of cooling and heating, the bottle blank can be driven to rotate under cooperation of the first gear, the second gear, the driving motor and the rotating shaft, so that the bottle blank is more uniform in heating and cooling, thereby relieving internal stress and reducing the risk of rupture in subsequent processing or use, and under the action of the temperature sensor, the temperature of the heating chamber and the cooling chamber can be monitored in real time, so that the heating and cooling process is ensured to be carried out in the set temperature range.
[0014] 2、In the utility model, when different bottle blanks are preheated, the placing seat can be rotated to drive the threaded rod to rotate, so that the threaded rod rotates in the threaded sleeve and is finally separated, then the threaded rod on the corresponding placing seat is screwed into the threaded sleeve, so that the placing seat can be quickly replaced, and the adaptability is high. ACCURACY OF DRAWINGS
[0015] Figure 1 A perspective view of the PET bottle blank processing temperature control system is provided for the utility model;
[0016] Figure 2 A cooling chamber structure schematic view of the PET bottle blank processing temperature control system is provided for the utility model;
[0017] Figure 3 A heating chamber structure schematic view of the PET bottle blank processing temperature control system is provided for the utility model;
[0018] Figure 4The utility model provides a base structure schematic drawing of PET bottle blank processing temperature control system;
[0019] Figure 5 The utility model provides a part structure expansion view of PET bottle blank processing temperature control system;
[0020] Figure 6 The utility model provides a mounting box sectional view of PET bottle blank processing temperature control system.
[0021] Legend: 1, heating chamber;2, base;3, heating pipe;4, place seat;5, threaded sleeve;6, cold gas generator;7, exhaust fan;8, double pipe;9, linear motor;10, cooling chamber;11, communication board;12, air outlet;13, temperature sensor;14, screw rod;15, mounting box;16, first gear;17, second gear;18, driving motor;19, threaded rod;20, rotating shaft. DETAILED DESCRIPTION
[0022] In order to more clearly understand the above purpose, features and advantages of the utility model, the utility model is further explained below with the help of drawings and examples. It should be explained that the embodiment of the application and the features in the embodiment can be combined with each other without conflict.
[0023] In the following description, a lot of specific details are set forth in order to fully understand the utility model, but the utility model can also be implemented in other ways different from the description, therefore, the utility model is not limited to the specific embodiment disclosed in the following disclosure.
[0024] Example 1, as Figures 1-6The utility model provides a kind of PET bottle blank processing temperature control system, comprising: base 2, the top of base 2 is fixedly connected with heating chamber 1 in the position of left side, the top of base 2 is fixedly connected with cooling chamber 10 in the position away from heating chamber 1, the inner surface of base 2 is rotatably connected with screw rod 14, the outer surface of screw rod 14 is threadedly connected with installation box 15, multiple rotating shafts 20 are rotatably penetrated in the top of installation box 15, the top of multiple rotating shafts 20 is fixedly connected with threaded sleeve 5, the inner surface of multiple threaded sleeves 5 is threadedly connected with threaded rod 19, the top of multiple threaded rods 19 is fixedly connected with placing seat 4, the outer surface of multiple rotating shafts 20 is fixedly connected with first gear 16 in the position close to bottom, the inner bottom of installation box 15 is fixedly connected with driving motor 18, the output of driving motor 18 is fixedly connected with second gear 17, multiple first gears 16 are divided into two groups, the outer surface of two groups of first gears 16 is meshing arrangement, the outer surface of second gear 17 is meshing arrangement with the outer surface of two first gears 16, the inner surface of both sides of heating chamber 1 is fixedly connected with heating pipe 3, the inner top of heating chamber 1 and cooling chamber 10 is fixedly connected with temperature sensor 13, the top of cooling chamber 10 is fixedly connected with cold air generator 6, the output of cold air generator 6 is fixedly connected with exhaust fan 7, the output of exhaust fan 7 is fixed with double-way pipe 8, the top of double-way pipe 8 is fixedly penetrated with the top of cooling chamber 10, two communication plates 11 are fixedly connected in the both ends of double-way pipe 8, the outer surface of one side of two communication plates 11 is provided with air outlet 12, the outer surface of other side of two communication plates 11 is fixedly connected with the inner wall of both sides of cooling chamber 10.
[0025] The effect achieved by the whole embodiment 1 is that when the bottle blank needs to be preheated, the bottle blank is placed along the placing seat 4, then the linear motor 9 is started to drive the screw rod 14 to rotate, so that the mounting box 15 moves linearly along the inner wall of the base 2 and moves to the heating chamber 1, and the heating pipe 3 is started to preheat the bottle blank on the placing seat 4. During the preheating process, the second gear 17 is driven to rotate by the driving of the motor 18, so that the first gear 16 is driven to rotate under the rotation of the second gear 17, so that the rotating shaft 20 and the placing seat 4 rotate to make the bottle blank rotate to make the preheating uniform. The temperature inside the heating chamber 1 can be detected in real time by the temperature sensor 13 at the top. When the preheating is completed, the linear motor 9 is started in the reverse direction to drive the mounting box 15 to move to the cooling chamber 10, then the cold air is generated by the cold air generator 6, and the cold air is extracted by the air extractor 7, then the cold air is blown out through the double-way pipe 8, the communication plate 11 and the air outlet 12 to cool the bottle blank. When cooling, the bottle blank is still in a rotating state, so the cold air covers each part of the surface of the bottle blank to help achieve uniform cooling, thereby relieving internal stress and reducing the risk of rupture in subsequent processing or use. The temperature inside the cooling chamber 10 can be detected in real time by the temperature sensor 13 at the top, then the mounting box 15 is moved to the center position of the base 2 to take out the completed bottle blowing work, thereby providing efficient, stable and reliable temperature control for the production of bottle blanks. The cold air generator 6 is of the Evapolar series, and the cold air generator 6, the heating pipe 3 and the temperature sensor 13 are electrically connected with the external controller, so that the power of the cold air generator 6 and the heating pipe 3 can be controlled by the controller to control the temperature in the heating chamber 1 or the cooling chamber 10.
[0026] As shown in embodiment 2, Figures 1-6 The right end of the screw rod 14 penetrates and rotates with the inner wall of one side of the base 2, the outer surface of one side of the base 2 is fixedly connected with the linear motor 9, the output end of the linear motor 9 is fixedly connected with the right end surface of the screw rod 14, the outer surface of the mounting box 15 is matched with the inner surface of the base 2, the top of each of the plurality of rotating shafts 20 is fixedly connected with a threaded sleeve 5, the inner surface of each of the plurality of threaded sleeves 5 is threadedly connected with a threaded rod 19, and the top of each of the plurality of threaded rods 19 is fixedly connected with a placing seat 4.
[0027] The effect achieved by the whole embodiment 2 is that when different bottle blanks need to be preheated, the placing seat 4 can be rotated to drive the threaded rod 19 to rotate and finally separate in the threaded sleeve 5, and then the threaded rod 19 on the corresponding placing seat 4 can be quickly replaced by being screwed into the threaded sleeve 5, so that the adaptability is high.
[0028] Working principle: through the threaded rod 19 and threaded sleeve 5 to install the placement seat 4 after, along the placement seat 4 is placed, then start the linear motor 9, drive screw 14 rotation, make the installation box 15 along the screw 14 and the inner wall of base 2 linear motion, make it move to the heating chamber 1 after, start heating tube 3 to the bottle blank on the placement seat 4 preheating, at the same time in the preheating process, through the drive motor 18 is started, will drive the second gear 17 rotation, thus under the rotation of the second gear 17, will make the first gear 16 rotation, so that the rotating shaft 20 and placement seat 4 rotation, make the bottle blank rotation, make it preheating uniform, and through the temperature sensor 13 on the top can real-time detection heating chamber 1 internal temperature, when preheating is completed, start linear motor 9 reverse rotation, drive installation box 15 moves to the cooling chamber 10, then through the cold air generator 6 manufacturing cold air after, through the exhaust fan 7 cold air is extracted, then through the double way pipe 8, communication plate 11 and air outlet 12 blow out, to the bottle blank cooling, cooling, the bottle blank is still in rotation state, therefore cold air covers the various parts of the bottle blank surface, help to realize uniform cooling, so as to relieve internal stress, reduce the risk of rupture in subsequent processing or use.
[0029] The above is only the preferred embodiment of the present application, not other forms of the present application for other forms of the present application, any skilled in the art of the technical personnel may use the above disclosed technical content to change or modification as equivalent embodiment applied to other fields, but any simple modification, equivalent change and modification of the above embodiment, which does not deviate from the technical scheme of the present application, according to the technical essence of the present application, still belongs to the protection scope of the present application technical scheme.
Claims
1. A PET bottle preform processing temperature control system, characterized by, Include: The base (2), the top of the base (2) is fixedly connected with the heating chamber (1) on the left side, the top of the base (2) is fixedly connected with the cooling chamber (10) away from the heating chamber (1), the inner surface of the base (2) is rotatably connected with the lead screw (14), the outer surface of the lead screw (14) is threadedly connected with the mounting box (15), the top of the mounting box (15) is rotatably penetrated by a plurality of rotating shafts (20), the top of the plurality of rotating shafts (20) is fixedly connected with the threaded sleeve (5), the inner surface of the plurality of threaded sleeves (5) is threadedly connected with the threaded rod (19), the top of the plurality of threaded rods (19) is fixedly connected with the placing seat (4), the outer surface of the plurality of rotating shafts (20) is fixedly connected with the first gear (16) close to the bottom, the inner bottom of the mounting box (15) is fixedly connected with the driving motor (18), the output end of the driving motor (18) is fixedly connected with the second gear (17).
2. The PET bottle preform processing temperature control system of claim 1, wherein: The plurality of first gears (16) are divided into two groups, the outer surfaces of the two groups of first gears (16) are meshingly arranged, and the outer surface of the second gear (17) is meshingly arranged with the outer surfaces of two first gears (16).
3. The PET bottle preform processing temperature control system of claim 2, wherein: The two side inner surfaces of the heating chamber (1) are fixedly connected with the heating pipe (3), and the inner top of the heating chamber (1) and the cooling chamber (10) is fixedly connected with the temperature sensor (13).
4. The PET bottle preform processing temperature control system of claim 3, wherein: The top of the cooling chamber (10) is fixedly connected with the cold air generator (6), the output end of the cold air generator (6) is fixedly connected with the exhaust fan (7), and the output end of the exhaust fan (7) is fixedly connected with the double-way pipe (8).
5. The PET bottle preform processing temperature control system of claim 4, wherein: The top of the double-way pipe (8) is fixedly penetrated with the top of the cooling chamber (10), and the two ends of the double-way pipe (8) are fixedly connected with the communication plate (11).
6. The PET bottle preform processing temperature control system of claim 5, wherein: The outer surface of one side of the two communication plates (11) is provided with the air outlet (12), and the outer surface of the other side of the two communication plates (11) is fixedly connected with the two side inner walls of the cooling chamber (10).
7. The PET bottle preform processing temperature control system of claim 6, wherein: The right end of the lead screw (14) is rotatably penetrated with the side inner wall of the base (2), the side outer surface of the base (2) is fixedly connected with the linear motor (9), the output end of the linear motor (9) is fixedly connected with the right end surface of the lead screw (14), and the outer surface of the mounting box (15) is matched with the inner surface of the base (2).