Hot runner system with remote temperature control function

Abstract

The invention is suitable for the technical field of hot runner systems, and provides a remote temperature control hot runner system which comprises a hot runner device, a temperature control box body, a system control board card, a system management cloud platform, a mobile terminal and a remote monitoring device. A splitter plate communicated with the bottom end of the main runner nozzle is arranged in the hot runner equipment, and nozzle bodies communicated with an inner cavity channel of the splitter plate are arranged at the two ends of the bottom of the hot runner equipment. According to the hot runner system with the remote temperature control function, through the hot runner system composed of the hot runner equipment, the temperature control box body, the system control board card, the system management cloud platform, the mobile terminal and the remote monitoring equipment, an operator can monitor and adjust the temperature of a hot runner in real time through the remote temperature control function, and it is ensured that the temperature is always in the optimal state in the injection molding process; the quick response capability can shorten the injection molding period and improve the production efficiency.

Description

Technical Field

[0001] The invention belongs to the technical field of hot runner systems, and in particular relates to a hot runner system with remote temperature control. Background Art

[0002] The hot runner system is a combination, which includes hot nozzles (nozzles), runner plates, temperature controllers, manifolds and other components, which together constitute the hot runner system. As a common component of the injection mold system, the hot runner system ensures that the plastics in the runners and gates remain molten by heating.

[0003] In the hot runner system of the prior art, the operator cannot monitor and adjust the use status of the hot nozzle in the hot runner system in real time. When the temperature of the hot nozzle fluctuates greatly, the operator cannot adjust it in time, which can easily affect the melting state and injection effect of the plastic. Inaccurate and untimely temperature control can easily lead to defects such as shrinkage, deformation, and flash in plastic products, reduce the quality of the finished plastic products, reduce the production qualification rate, and increase the industrial cost of plastic product production. Summary of the invention

[0004] The present invention provides a hot runner system with remote temperature control, aiming to solve the problem in the hot runner system in the prior art that the operator cannot monitor and adjust the use status of the hot nozzle in the hot runner system in real time, and the operator cannot make timely adjustments when the temperature of the hot nozzle fluctuates greatly.

[0005] The present invention is implemented as follows: a hot runner system with remote temperature control includes a hot runner device, a temperature control box body, a system control board, a system management cloud platform, a mobile terminal and a remote monitoring device. A main runner nozzle is arranged on the top of the hot runner device, a diverter plate connected to the bottom of the main runner nozzle is arranged inside the hot runner device, a nozzle body connected to the inner cavity channel of the diverter plate is arranged at both ends of the bottom of the hot runner device, and a valve mechanism is arranged at both ends of the top of the hot runner device. The two valve mechanisms respectively control the opening and closing of one end and the other end of the inner cavity channel of the diverter plate;

[0006] The temperature control box body and the nozzle body exchange information through electrical connection, the temperature control box body exchanges information with the system control board through electrical connection, the system control board exchanges information with the system control board through wireless signals, and the system management cloud platform exchanges information with the mobile terminal and the remote monitoring device respectively through wireless signals.

[0007] Preferably, the valve mechanism includes a telescopic cylinder, a valve needle and a valve sleeve, the telescopic cylinder is arranged at the top of the hot runner device, the valve needle is arranged at the bottom end of the telescopic cylinder, the bottom end of the telescopic cylinder is pulled and extended to the inner cavity of the diverter plate, and the valve sleeve is arranged inside the hot runner device and is adapted to the valve needle.

[0008] Preferably, the outer surface of the valve sleeve is provided with a slope section which is interference fit with the inner hole of the diverter plate.

[0009] Preferably, a plurality of thermal insulation pads are fixedly connected between the outer surface of the manifold and the inner wall surface of the hot runner device, and the plurality of thermal insulation pads are evenly spaced and arranged along the surface of the manifold.

[0010] Preferably, a positioning pin is fixedly connected to the inner wall surface of the hot runner device, and a positioning groove adapted to the positioning pin is formed on the surface of the diverter plate.

[0011] Preferably, the nozzle body includes a copper sleeve heater, a sealing sleeve, a nozzle core and a temperature sensor, the nozzle core is arranged at the bottom of the hot runner equipment, the copper sleeve heater is arranged on the surface of the nozzle core, the sealing sleeve is arranged on the outer surface of the nozzle core, the temperature sensor is arranged on the nozzle core, and the temperature sensor and the copper sleeve heater are both electrically connected to exchange information with the temperature control box body.

[0012] Preferably, the hot runner device is provided with an API interface, and the API interface is electrically connected to the temperature sensor and the copper sleeve heater.

[0013] Preferably, the system control board includes a temperature control box control relay, an A / D converter, a main control MCU, an LCD display and a wireless communication module, the temperature control box control relay and the temperature control box body are electrically connected to exchange information, the temperature control box control relay and the A / D converter are electrically connected to exchange information, the A / D converter and the main control MCU are electrically connected to exchange information, the main control MCU transmits data with the LCD display via an electrical connection, the main control MCU exchanges information with the wireless communication module via an electrical connection, and the wireless communication module exchanges information with the system management cloud platform via wireless signals.

[0014] Preferably, the system control board and the system management cloud platform interact with each other via wireless signals via TCP / IP network communication protocol.

[0015] Beneficial Effects

[0016] Compared with the prior art, the beneficial effects of the present invention are as follows: a hot runner system with remote temperature control of the present invention, through a hot runner system composed of hot runner equipment, a temperature control box body, a system control board, a system management cloud platform, a mobile terminal and a remote monitoring device, the remote temperature control function enables the operator to monitor and adjust the temperature of the hot runner in real time to ensure that the temperature is always in the best state during the injection molding process, the fast response capability can shorten the injection molding cycle, improve production efficiency, and the operator can promptly discover and solve temperature abnormalities to avoid shutdowns caused by temperature fluctuations, thereby better improving production efficiency, and the remote temperature control function can ensure that the hot runner is in the best state during the injection molding process. The remote temperature control function can maintain a constant temperature during the injection molding process, reduce the impact of temperature fluctuations on product quality, improve product production quality, and reduce product defect rates. The remote temperature control function enables operators to adjust the temperature of the hot runner according to the actual needs of the injection molding products, avoid unnecessary energy waste, and help reduce the industrial cost of plastic product production. Operators can monitor the operating status of the hot runner in real time through the remote temperature control system and perform fault diagnosis. The remote monitoring function can simplify maintenance work and reduce maintenance costs. The remote temperature control system can also record the temperature data of the hot runner for operators to analyze, facilitate the discovery of potential production problems, and facilitate subsequent inspection and maintenance of the system. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A diagram of a hot runner system for remote temperature control according to the present invention;

[0018] Figure 2 It is a structural schematic diagram of the system control board in the present invention;

[0019] Figure 3 It is a schematic diagram of the structure of the main channel nozzle and the diverter plate in the present invention;

[0020] Figure 4 It is a schematic diagram of the structure of the hot runner device and the main runner nozzle in the present invention;

[0021] Figure 5 It is a schematic diagram of the structure of the hot runner device and the nozzle in the present invention.

[0022] In the figure: 1. Hot runner equipment; 2. Temperature control box body; 3. System control board; 4. System management cloud platform; 5. Mobile terminal; 6. Remote monitoring equipment; 7. Temperature control box control relay; 8. A / D converter; 9. Main control MCU; 10. LCD display; 11. Wireless communication module; 12. Main channel nozzle; 13. Diverter plate; 14. Telescopic cylinder; 15. Valve needle; 16. Nozzle body; 17. Copper sleeve heater; 18. Sealing sleeve; 19. Nozzle core; 20. Valve sleeve; 21. Slope section; 22. Temperature sensor; 23. Thermal insulation pad; 24. API interface; 25. Positioning pin. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the present invention more clearly understood, the present invention is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention and are not intended to limit the present invention.

[0024] See also Figure 1-5 The present invention provides a technical solution: a hot runner system with remote temperature control, comprising a hot runner device 1, a temperature control box body 2, a system control board 3, a system management cloud platform 4, a mobile terminal 5 and a remote monitoring device 6, a main runner nozzle 12 is arranged on the top of the hot runner device 1, a diverter plate 13 connected to the bottom end of the main runner nozzle 12 is arranged inside the hot runner device 1, and both ends of the bottom of the hot runner device 1 are provided with a nozzle body 16 connected to the inner cavity channel of the diverter plate 13.

[0025] The mobile terminal 5 can be a visual monitoring device such as a smart phone, computer, notebook, industrial control PC, etc. The visualization uses charts, curves, alarm prompts and other methods to display data, and can remotely adjust the settings and parameters of the hot runner system.

[0026] The wireless signal can be the Internet, a local area network or a wide area network. SSL / TLS encryption technology can be used to protect the security of data transmission, and passwords, two-factor authentication and other methods can be used to ensure user access rights.

[0027] Both ends of the top of the hot runner device 1 are provided with valve mechanisms, and the two valve mechanisms respectively control the opening and closing of one end and the other end of the inner cavity channel of the diverter plate 13.

[0028] The temperature control box body 2 and the nozzle body 16 are electrically connected to exchange information, and the temperature control box body 2 and the system control board 3 are electrically connected to exchange information.

[0029] The system control board 3 exchanges information with the system control board 3 through wireless signals, and the system management cloud platform 4 exchanges information with the mobile terminal 5 and the remote monitoring device 6 through wireless signals respectively.

[0030] The hot runner system consists of hot runner equipment 1, temperature control box body 2, system control board 3, system management cloud platform 4, mobile terminal 5 and remote monitoring device 6. The remote temperature control function enables the operator to monitor and adjust the temperature of the hot runner in real time to ensure that the temperature is always in the best state during the injection molding process. The fast response capability can shorten the injection molding cycle and improve production efficiency.

[0031] Operators can promptly discover and resolve temperature anomalies, avoid shutdowns caused by temperature fluctuations, and thus improve production efficiency. The remote temperature control function can ensure that the hot runner maintains a constant temperature during the injection molding process, reduce the impact of temperature fluctuations on product quality, improve product production quality, and reduce product defect rates.

[0032] The remote temperature control function enables operators to adjust the temperature of the hot runner according to the actual needs of the injection molded products, avoiding unnecessary energy waste and helping to reduce the industrial cost of plastic product production. Operators can monitor the operating status of the hot runner in real time through the remote temperature control system and perform fault diagnosis.

[0033] The remote monitoring function can simplify maintenance work and reduce maintenance costs. The remote temperature control system can also record the temperature data of the hot runner for operators to analyze, which is convenient for discovering potential production problems and facilitating subsequent inspection and maintenance of the system.

[0034] Furthermore, the valve mechanism includes a telescopic cylinder 14, a valve needle 15 and a valve sleeve 20. The telescopic cylinder 14 is arranged at the top of the hot runner equipment 1, and the valve needle 15 is arranged at the bottom end of the telescopic cylinder 14. The bottom end of the telescopic cylinder 14 is pulled and extended to the inner cavity of the diverter plate 13. The valve sleeve 20 is arranged inside the hot runner equipment 1 and is adapted to the valve needle 15.

[0035] In this embodiment, after the telescopic cylinder 14 is extended and retracted, the valve needle 15 can be driven to extend. After the valve needle 15 is embedded in the channel inside the diverter plate 13, the fluid inside the diverter plate 13 can be cut off. After the valve needle 15 is contracted, the valve needle 15 can be driven to separate from the inside of the diverter plate 13, opening the channel inside the diverter plate 13 for injection molding.

[0036] Furthermore, the outer surface of the valve sleeve 20 is provided with a slope section 21 which is interference-fitted with the inner hole of the diverter plate 13 .

[0037] In this embodiment, the slope section 21 and the inner hole of the diverter plate 13 are sealed by interference fit, and the matching positions of the valve sleeve 20 and the diverter plate 13 and the valve sleeve 20 and the valve needle 15 are staggered to solve the problem of glue leakage due to loose fit and needle jam due to tight fit.

[0038] Furthermore, a plurality of heat-insulating pads 23 are fixedly connected between the outer surface of the manifold 13 and the inner wall surface of the hot runner device 1 , and the plurality of heat-insulating pads 23 are evenly spaced and arranged along the surface of the manifold 13 .

[0039] In this embodiment, a plurality of thermal insulation pads 23 isolate the surface temperature of the manifold 13 to prevent the temperature from being transferred to the hot runner device 1, and a hollow layer formed between the hot runner device 1 and the manifold 13 facilitates the insulation of the manifold 13 and improves the smoothness of fluid circulation.

[0040] Furthermore, a positioning pin 25 is fixedly connected to the inner wall surface of the hot runner device 1 , and a positioning groove adapted to the positioning pin 25 is formed on the surface of the diverter plate 13 .

[0041] In this embodiment, during the assembly of the device, the locating pin 25 can be embedded in the locating groove to position the diverter plate 13, which is convenient for subsequent installation operations.

[0042] Furthermore, the nozzle body 16 includes a copper sleeve heater 17, a sealing sleeve 18, a nozzle core 19 and a temperature sensor 22. The nozzle core 19 is arranged at the bottom of the hot runner equipment 1, the copper sleeve heater 17 is arranged on the surface of the nozzle core 19, the sealing sleeve 18 is arranged on the outer surface of the nozzle core 19, and the temperature sensor 22 is arranged on the nozzle core 19. The temperature sensor 22 and the copper sleeve heater 17 are both electrically connected to exchange information with the temperature control box body 2.

[0043] In this embodiment, after the copper sleeve heater 17 is working, the nozzle core 19 can be heated. After the fluid inside the diverter plate 13 enters the inside of the nozzle core 19, the smoothness of the fluid flow is improved, which is beneficial to the injection molding process.

[0044] Furthermore, the hot runner device 1 is provided with an API interface 24 , and the API interface 24 is electrically connected to the temperature sensor 22 and the copper sleeve heater 17 .

[0045] In this embodiment, the API interface 24 is used as an interface for system data interaction, which reduces processing pressure, improves interaction efficiency, and facilitates assembly work.

[0046] Furthermore, the system control board 3 includes a temperature control box control relay 7, an A / D converter 8, a main control MCU 9, an LCD display 10 and a wireless communication module 11. The temperature control box control relay 7 and the temperature control box body 2 are electrically connected to exchange information. The temperature control box control relay 7 and the A / D converter 8 are electrically connected to exchange information. The A / D converter 8 and the main control MCU 9 are electrically connected to exchange information.

[0047] The main control MCU 9 transmits data with the LCD display 10 through electrical connection, and the main control MCU 9 exchanges information with the wireless communication module 11 through electrical connection, and the wireless communication module 11 exchanges information with the system management cloud platform 4 through wireless signals.

[0048] Furthermore, the system control board 3 and the system management cloud platform 4 perform wireless signal interaction via the TCP / IP network communication protocol.

[0049] Working principle and use process of the present invention: After the present invention is installed, the hot runner system composed of hot runner equipment 1, temperature control box body 2, system control board 3, system management cloud platform 4, mobile terminal 5 and remote monitoring equipment 6, the remote temperature control function enables the operator to monitor and adjust the temperature of the hot runner in real time, ensuring that the temperature is always in the best state during the injection molding process, the fast response capability can shorten the injection molding cycle, improve production efficiency, and the operator can promptly discover and solve temperature abnormalities, avoid shutdowns caused by temperature fluctuations, thereby better improving production efficiency, the remote temperature control function can ensure that the hot runner maintains a constant temperature during the injection molding process, reduce the impact of temperature fluctuations on product quality, improve product production quality, and reduce product defect rate, the remote temperature control function enables the operator to adjust the temperature of the hot runner according to the actual needs of the injection molded product, avoid unnecessary energy waste, and help reduce the industrial cost of plastic product production, the operator can monitor the operating status of the hot runner in real time through the remote temperature control system, and perform fault diagnosis.

[0050] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A hot runner system with remote temperature control, comprising a hot runner device (1), a temperature control box body (2), a system control board (3), a system management cloud platform (4), a mobile terminal (5) and a remote monitoring device (6), characterized in that: The hot runner device (1) is provided with a main flow channel nozzle (12) at the top, and a diverter plate (13) connected to the bottom end of the main flow channel nozzle (12) is provided inside the hot runner device (1), and nozzle bodies (16) connected to the inner cavity channel of the diverter plate (13) are provided at both ends of the bottom of the hot runner device (1), and valve mechanisms are provided at both ends of the top of the hot runner device (1), and the two valve mechanisms respectively control the opening and closing of one end and the other end of the inner cavity channel of the diverter plate (13); The temperature control box body (2) and the nozzle body (16) are electrically connected to exchange information, the temperature control box body (2) is electrically connected to exchange information with the system control board (3), the system control board (3) is electrically connected to exchange information with the system control board (3) via wireless signals, and the system management cloud platform (4) is electrically connected to exchange information with the mobile terminal (5) and the remote monitoring device (6) via wireless signals.

2. A hot runner system with remote temperature control as claimed in claim 1, characterized in that: The valve mechanism comprises a telescopic cylinder (14), a valve needle (15) and a valve sleeve (20); the telescopic cylinder (14) is arranged at the top of the hot runner device (1); the valve needle (15) is arranged at the bottom end of the telescopic cylinder (14); the bottom end of the telescopic cylinder (14) is pulled and extended to the inner cavity of the diverter plate (13); the valve sleeve (20) is arranged inside the hot runner device (1) and is adapted to the valve needle (15).

3. A hot runner system with remote temperature control as claimed in claim 2, characterized in that: The outer surface of the valve sleeve (20) is provided with an inclined section (21) which is interference-fitted with the inner hole of the diverter plate (13).

4. A hot runner system with remote temperature control as claimed in claim 1, characterized in that: A plurality of heat-insulating pads (23) are fixedly connected between the outer surface of the manifold (13) and the inner wall surface of the hot runner device (1), and the plurality of heat-insulating pads (23) are evenly spaced and arranged along the surface of the manifold (13).

5. A hot runner system with remote temperature control as claimed in claim 1, characterized in that: A positioning pin (25) is fixedly connected to the inner wall surface of the hot runner device (1), and a positioning groove adapted to the positioning pin (25) is provided on the surface of the diverter plate (13).

6. A hot runner system with remote temperature control as claimed in claim 1, characterized in that: The nozzle body (16) comprises a copper sleeve heater (17), a sealing sleeve (18), a nozzle core (19) and a temperature sensor (22); the nozzle core (19) is arranged at the bottom of the hot runner device (1); the copper sleeve heater (17) is arranged on the surface of the nozzle core (19); the sealing sleeve (18) is sleeved on the outer surface of the nozzle core (19); the temperature sensor (22) is arranged on the nozzle core (19); and the temperature sensor (22) and the copper sleeve heater (17) are both electrically connected to exchange information with the temperature control box body (2).

7. A hot runner system with remote temperature control as claimed in claim 6, characterized in that: The hot runner device (1) is provided with an API interface (24), and the API interface (24) is electrically connected to the temperature sensor (22) and the copper sleeve heater (17).

8. A hot runner system with remote temperature control as claimed in claim 1, characterized in that: The system control board (3) comprises a temperature control box control relay (7), an A / D converter (8), a main control MCU (9), an LCD display (10) and a wireless communication module (11); the temperature control box control relay (7) and the temperature control box body (2) are electrically connected to perform information exchange; the temperature control box control relay (7) and the A / D converter (8) are electrically connected to perform information exchange; the A / D converter (8) and the main control MCU (9) are electrically connected to perform information exchange; the main control MCU (9) and the LCD display (10) are electrically connected to perform data transmission; the main control MCU (9) and the wireless communication module (11) are electrically connected to perform information exchange; and the wireless communication module (11) and the system management cloud platform (4) are electrically connected to perform information exchange.

9. A hot runner system with remote temperature control as claimed in claim 1, characterized in that: The system control board (3) and the system management cloud platform (4) perform wireless signal interaction via the TCP / IP network communication protocol.

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