CN216584719U - Annealing furnace for glass cover of vehicle lamp - Google Patents
Annealing furnace for glass cover of vehicle lamp Download PDFInfo
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- CN216584719U CN216584719U CN202123307495.7U CN202123307495U CN216584719U CN 216584719 U CN216584719 U CN 216584719U CN 202123307495 U CN202123307495 U CN 202123307495U CN 216584719 U CN216584719 U CN 216584719U
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Abstract
The utility model discloses a vehicle lamp glass cover annealing furnace, which comprises a furnace body and a conveying mechanism, wherein the furnace body is sequentially provided with a low-temperature section, a high-temperature section and a cooling section along the conveying direction, and the top and the side part in the low-temperature section are respectively provided with a low-temperature heating zone heated in an independent control mode and are provided with corresponding low-temperature couples for detection; the top and the side in the high-temperature section are respectively provided with a high-temperature heating area which is heated in an independent control mode and a corresponding high-temperature couple for detection; a bottom auxiliary heating area is arranged below the conveying mechanism; the low-temperature/high-temperature section is respectively provided with a plurality of independent heating areas, when the temperature of a certain part in the low-temperature/high-temperature section does not accord with a set value, the corresponding position heating area is started or closed, the mode of balanced temperature distribution and independent heating in the low-temperature/high-temperature section is ensured, the use is flexible, the energy is saved, the consumption is reduced, the temperature balance in the low-temperature/high-temperature section is ensured, the annealing quality in the annealing process of the vehicle lamp glass cover is ensured, and the quality of a product is ensured.
Description
Technical Field
The utility model relates to a car lamp glass cover annealing furnace.
Background
The lamp glass cover is arranged in front of the lamp so as to transmit light generated by a light source in the lamp. The production process of the vehicle lamp glass cover mainly comprises the steps of proportioning, smelting, forming, annealing, toughening, inspecting and the like, wherein in the annealing process, the vehicle lamp glass cover is annealed in a furnace body, but the inside of the existing annealing furnace adopts an integral heating mode, so that the temperature rise is uniform, the effect cannot be guaranteed, and the use is inflexible.
SUMMERY OF THE UTILITY MODEL
In order to solve the problems, the utility model aims to provide a vehicle lamp glass cover annealing furnace with uniform temperature rise and good temperature rise effect.
Realize the technical scheme of the utility model as follows
The car lamp glass cover annealing furnace comprises a furnace body and a conveying mechanism arranged in the furnace body, wherein the conveying mechanism penetrates through the furnace body from an inlet of the furnace body and extends to an outlet of the furnace body; the furnace body is internally provided with a low-temperature section, a high-temperature section and a cooling section in sequence along the conveying direction;
a low-temperature top heating zone is arranged at the top in the low-temperature section, and low-temperature side heating zones are respectively arranged on two sides in the low-temperature section; the low-temperature top heating zone is provided with a low-temperature top thermocouple for detecting the temperature of the low-temperature top heating zone, and the two low-temperature side heating zones are respectively provided with a low-temperature side thermocouple for detecting the temperature of the respective heating zone; the low-temperature top heating zone and the two low-temperature side heating zones are heated in an independent control mode;
a high-temperature top heating zone is arranged at the top in the high-temperature section, and high-temperature side heating zones are respectively arranged at two sides in the high-temperature section; the high-temperature top heating zone is provided with a high-temperature top thermocouple for detecting the temperature of the high-temperature top heating zone, and the two high-temperature side heating zones are respectively provided with a high-temperature side thermocouple for detecting the temperature of the respective heating zone; the high-temperature top heating zone and the two high-temperature side heating zones are heated in an independent control mode;
and a bottom auxiliary heating area is arranged below the conveying mechanism, and comprises a low-temperature auxiliary heating area in a low-temperature section and a high-temperature auxiliary heating area in a high-temperature section.
Furthermore, the conveying mechanism comprises a driving roller, a driven roller, a conveying belt and a servo motor, wherein the driving roller is positioned outside the inlet of the furnace body, the driven roller is positioned outside the outlet of the furnace body, the conveying belt is arranged between the driving roller and the driven roller in a transmission manner, and the conveying belt passes through the inside of the furnace body; the servo motor is positioned outside the furnace body, and the output end of the servo motor is in transmission connection with the driving roller;
the low-temperature auxiliary heating area and the high-temperature auxiliary heating area are arranged between the upper layer and the lower layer of the conveyor belt.
Further, the low-temperature auxiliary heating area is a low-temperature heating channel communicated with the two low-temperature side heating areas; the high-temperature auxiliary heating area is a high-temperature heating channel communicated with the two high-temperature side heating areas.
Furthermore, the cooling section is provided with an air pipe, the furnace body at the top of the cooling section is provided with a diffusion window, and the diffusion window is communicated with the cooling section and the outside of the furnace body;
the furnace body is provided with a fan and an air pipe extending into the cooling section, the top of the upper end of the air pipe extending out of the furnace body is communicated with the outlet of the fan, and the lower end of the air pipe extends to the upper part of the conveying mechanism in the cooling section; the lower end of the air pipe is provided with a guide surface which inclines towards the outlet direction of the furnace body, and air sent out from the air pipe through the guide surface is blown towards the outlet direction of the furnace body.
Further, a low-temperature radiation structure for radiating heat of the low-temperature top heating area to the upper part of the conveying mechanism is arranged in the low-temperature section; and the high-temperature section is provided with a high-temperature radiation structure for radiating heat of the high-temperature top heating area to the upper part of the conveying mechanism.
Further, the temperature in the low temperature section is 5-15 ℃ lower than the temperature in the high temperature section.
By adopting the technical scheme, the vehicle lamp glass cover needing annealing treatment enters the furnace body from the inlet of the furnace body through the transmission of the transmission mechanism, and is sequentially subjected to annealing treatment in the low-temperature section and the high-temperature section, and then is discharged from the outlet of the furnace body after being cooled in the cooling section, and enters the next section of working procedure. The utility model discloses a set up a plurality of independent zones of heating respectively with low temperature/high temperature district section, when the temperature of certain position did not accord with the setting value in low temperature/high temperature district section, start or close corresponding position zone of heating, guarantee that the temperature distribution in the low temperature/high temperature district section is balanced, and the mode of independent heating, it is nimble to use, energy-conservation subtracts the consumption, the interior temperature equilibrium of low temperature/high temperature district section can guarantee the annealing quality to the car lamp glass cover annealing in-process to this quality of guaranteeing the product.
Drawings
Fig. 1 is a schematic view of the internal structure of the present invention;
FIG. 2 is a schematic view of the internal structure of the low temperature section of the present invention;
FIG. 3 is a schematic structural view of the middle and low temperature auxiliary heating zone of the present invention;
in the drawing, 100 is a furnace body, 101 is a conveying mechanism, 102 is a low-temperature section, 103 is a high-temperature section, 104 is a cooling section, 105 is a low-temperature top heating zone, 106 is a low-temperature side heating zone, 107 is a low-temperature top thermocouple, 108 is a low-temperature side thermocouple, 109 is a driving roller, 110 is a driven roller, 111 is a conveyor belt, 112 is a servo motor, 113 is a low-temperature auxiliary heating zone, 114 is a high-temperature auxiliary heating zone, 115 is a low-temperature heating channel, 116 is an upper auxiliary plate, 117 is a lower auxiliary plate, 118 is a communication port, 119 is a heat distribution hole, 120 is a front stopper, 121 is a rear stopper, 122 is an upper stopper, 123 is a lower stopper, 124 is a low-temperature radiation structure, 125 is a high-temperature radiation structure, 126 is a radiation plate, 127 is a radiation hole, 128 is a through port, 129 is an air duct, 130 is a diffusion window, 131 is a fan, and 132 is a guide surface.
Detailed Description
In order to make the purpose, technical solution and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined below to clearly and completely describe the technical solution of the embodiments of the present invention. It is to be understood that the embodiments described are some, not all embodiments of the invention. All other embodiments, which can be obtained by a person skilled in the art without any inventive work based on the described embodiments of the present invention, belong to the protection scope of the present invention.
Referring to fig. 1-3, the lamp cover annealing furnace includes a furnace body 100, a conveying mechanism 101 disposed in the furnace body 100, wherein the conveying mechanism 101 extends from an inlet of the furnace body 100 through the furnace body 100 to an outlet of the furnace body 100; the furnace body 100 is internally provided with a low-temperature section 102, a high-temperature section 103 and a cooling section 104 in sequence along the conveying direction, and the lamp glass covers needing annealing treatment enter the furnace body 100 from the inlet of the furnace body 100 through the conveying of the conveying mechanism 101, are subjected to annealing treatment of the low-temperature section 102 and the high-temperature section 103 in sequence, are cooled through the cooling section 104, are discharged from the outlet of the furnace body 100, and enter the next process.
In the present application, referring to fig. 2, a low temperature top heating zone 105 is disposed at the top of the low temperature section 102, and low temperature side heating zones 106 are disposed at two sides of the low temperature section 102; the low-temperature top heating zone 105 and the low-temperature side heating zone 106 respectively comprise electric heaters, and the electric heaters are electrified to heat and raise the temperature in the respective heating zones; the low-temperature top heating area 105 is provided with a low-temperature top thermocouple 107 for detecting the temperature of the low-temperature top heating area 105, the low-temperature top thermocouple detects the temperature in the low-temperature top heating area 105, when the detected temperature is lower than a set temperature, the electric heater starts heating, and when the detected temperature exceeds the set temperature, the electric heater stops heating; the two low-temperature side heating zones 106 are respectively provided with a low-temperature side thermocouple 108 for detecting the temperature of each heating zone; the low-temperature top heating zone 105 and the two low-temperature side heating zones 106 are heated in an independent control mode; similarly, the low-temperature side thermocouples detect the temperature of the respective low-temperature side heating areas 106, and when the detected temperature is higher than a set temperature value, the heating operation of the corresponding electric heater is stopped, and when the detected temperature is lower than the set temperature value, the corresponding electric heater is started to operate. The electric heaters in the heating zones are independently controlled, so that the top and the side of the furnace body 100 are independently heated and heated, the temperature rise in the furnace body 100 is more uniform, the control is convenient, and the overhaul and the maintenance are convenient. A low-temperature top heating zone 105 is formed in the jacket of the top of the furnace body 100, and a low-temperature side heating zone 106 is formed in the jacket of the side of the furnace body 100. Independent control is used, for example, the electric heater in the low-temperature top heating zone 105 is controlled by an independent controller, and the electric heater in the low-temperature side heating zone 106 is controlled by an independent controller.
In the present application, a high temperature top heating zone is disposed at the top of the high temperature section 103, and high temperature side heating zones are disposed at two sides of the high temperature section 103; the high-temperature top heating zone is provided with a high-temperature top thermocouple for detecting the temperature of the high-temperature top heating zone, and the two high-temperature side heating zones are respectively provided with a high-temperature side thermocouple for detecting the temperature of the respective heating zone; the high-temperature top heating zone and the two high-temperature side heating zones are heated in an independent control mode; the high temperature section 103 is constructed in the same manner as the low temperature section 102, except that the electric heaters in the respective heating zones are heated at a higher temperature than the low temperature section 102, and the temperature in the low temperature section 102 is 5-15 ℃ lower than that of the high temperature section in use. The drawings of the high temperature section may refer to the drawings of the low temperature section.
In the application, the conveying mechanism 101 comprises a driving roller 109, a driven roller 110, a conveying belt 111 and a servo motor 112, wherein the driving roller 109 is positioned outside the inlet of the furnace body 100, the driven roller 110 is positioned outside the outlet of the furnace body 100, the conveying belt 111 is arranged between the driving roller 109 and the driven roller 110 in a transmission manner, and the conveying belt 111 passes through the furnace body 100; the servo motor 112 is positioned outside the furnace body 100, and the output end of the servo motor 112 is in transmission connection with the driving roller 109; the servo motor 112 works to drive the driving roller 109 to rotate, and the driven roller 110 rotates through the transmission of the conveying belt 111, so that the conveying belt 111 can convey the vehicle lamp glass cover at the inlet end of the furnace body 100, anneal the glass cover in the furnace body 100, cool the glass cover, and discharge the glass cover from the outlet of the furnace body 100 to enter the next process.
In the present application, a bottom auxiliary heating zone is provided below the conveying mechanism 101, and includes a low-temperature auxiliary heating zone 113 in the low-temperature section 102 and a high-temperature auxiliary heating zone 114 in the high-temperature section. The low-temperature auxiliary heating zone 113 and the high-temperature auxiliary heating zone 114 are provided between the upper and lower layers of the conveyor belt 111. By providing an auxiliary heating zone between the upper and lower layers of the conveyor belt 111, the temperature at the conveyor belt can be guaranteed.
In the present application, the low-temperature auxiliary heating zone 113 is a low-temperature heating channel 115 communicating with the two low-temperature side heating zones 106; the high temperature auxiliary heating zone 114 is a high temperature heating channel communicating with two high temperature side heating zones. The low temperature auxiliary heating zone 113 has the same structure as the high temperature auxiliary heating zone 114, except for the assembly position, the low temperature heating passage 115 is between the upper and lower layers of the conveyor belt in the low temperature section, and the high temperature auxiliary heating zone 114 is between the upper and lower layers of the conveyor belt in the high temperature section. The structure of the low-temperature auxiliary heating zone 113 will be described in detail below, where the low-temperature auxiliary heating zone 113 includes an upper auxiliary plate 116 and a lower auxiliary plate 117 fixedly connected by a fixed connection member, a recessed region penetrating through both ends of the lower surface of the upper auxiliary plate 116 and the upper surface of the lower auxiliary plate 117 is formed on the lower surface of the upper auxiliary plate 116, and the low-temperature heating channel 115 is formed between the recessed regions of the upper auxiliary plate 116 and the lower auxiliary plate 117; the inner walls of the two low-temperature side heating areas 106 are respectively provided with a communicating port 118, two ends of the low-temperature heating channel 115 are respectively communicated with the two low-temperature side heating areas 106 through the communicating ports 118, a plurality of heat distribution holes 119 are distributed in the middle of the upper auxiliary plate 116, the heat distribution holes 119 are communicated with the low-temperature heating channel and the lower part of the conveyor belt, and in the working process, heat generated in the low-temperature side heating areas 106 enters the low-temperature heating channel through the communicating ports 118 and then is radiated to the upper layer of the conveyor belt through the heat distribution holes 119 to enable the temperature around the upper layer of the conveyor belt to rise, so that the temperature rise at the position is guaranteed. Set up the low temperature auxiliary heating district in furnace body 100 and carried out the assembly structure that assembles, it includes and installs in the preceding dog 120 of furnace body 100 inner wall through fixed connection spare, backstop 121, go up spacing strip 122, spacing strip 123 down, preceding dog 120, backstop 121 carry on spacingly to the fore-and-aft direction in the low temperature auxiliary heating district, go up spacing strip 122, spacing strip 123 down carries on spacingly to the upper and lower direction in the low temperature auxiliary heating district to this guarantees that the both ends in the low temperature auxiliary heating district that the installation targets in place can form accurate butt joint with the intercommunication mouth.
In the present application, a low-temperature radiation structure 124 for radiating heat of the low-temperature top heating zone 105 to the upper side of the conveying mechanism 101 is provided in the low-temperature section; a high temperature radiation structure 125 for radiating heat of the high temperature top heating zone above the transfer mechanism 101 is provided in the high temperature section. The low-temperature radiation structure 124 and the high-temperature radiation structure are identical in structure, and only the low-temperature radiation structure 124 is described below, and specifically includes a radiation plate 126 with a hollow interior, the upper end of the radiation plate 126 is fixedly connected to the inner top wall of the furnace body 100 through screws, radiation holes 127 communicated with the interior of the radiation plate 126 are distributed on two side surfaces of the radiation plate 126, a through hole 128 communicated with the low-temperature top heating zone 105 is formed at the upper end of the radiation plate 126, heat generated by the low-temperature top heating zone 105 enters the radiation plate 126 through the through hole 128, and radiation is performed in the furnace body 100 of the low-temperature zone through the radiation holes 127 on the two sides. From the low temperature section, the low temperature top heating district 105, the low temperature lateral part heating district 106, the supplementary heating district of low temperature, the low temperature radiation structure through the low temperature section make the more even stable rise of temperature in the low temperature section, and set up through supplementary heating district of low temperature, low temperature radiation structure, can make the heat quick to the low temperature section internal radiation, increase the heating efficiency, and can guarantee the temperature balance of conveyer belt department.
In the application, the cooling section 104 is provided with an air pipe 129, the furnace body 100 at the top of the cooling section is provided with a diffusion window 130, and the diffusion window is communicated with the cooling section and the outside of the furnace body 100; the furnace body 100 is provided with a fan 131 and an air pipe extending into the cooling section, the upper end of the air pipe extends to the top outside the furnace body 100 and is communicated with the outlet of the fan, and the lower end of the air pipe extends to the upper part of the conveying mechanism 101 in the cooling section; the lowermost end of the air duct is provided with a guide surface 132 inclined toward the outlet of the furnace body 100, and the air sent from the air duct through the guide surface is blown toward the outlet of the furnace body 100. The diffusion window is positioned behind the outlet of the air pipe, and air sent out from the air pipe is blown towards the vehicle lamp glass cover on the conveyor belt through the guide surface to be cooled and is diffused outwards through the diffusion window so as to realize the cooling work.
Claims (6)
1. The car lamp glass cover annealing furnace comprises a furnace body and a conveying mechanism arranged in the furnace body, wherein the conveying mechanism penetrates through the furnace body from an inlet of the furnace body and extends to an outlet of the furnace body; the furnace body is internally provided with a low-temperature section, a high-temperature section and a cooling section in sequence along the conveying direction, and is characterized in that,
a low-temperature top heating zone is arranged at the top in the low-temperature section, and low-temperature side heating zones are respectively arranged on two sides in the low-temperature section; the low-temperature top heating zone is provided with a low-temperature top thermocouple for detecting the temperature of the low-temperature top heating zone, and the two low-temperature side heating zones are respectively provided with a low-temperature side thermocouple for detecting the temperature of the respective heating zone; the low-temperature top heating zone and the two low-temperature side heating zones are heated in an independent control mode;
a high-temperature top heating zone is arranged at the top in the high-temperature section, and high-temperature side heating zones are respectively arranged at two sides in the high-temperature section; the high-temperature top heating zone is provided with a high-temperature top thermocouple for detecting the temperature of the high-temperature top heating zone, and the two high-temperature side heating zones are respectively provided with a high-temperature side thermocouple for detecting the temperature of the respective heating zone; the high-temperature top heating zone and the two high-temperature side heating zones are heated in an independent control mode;
and a bottom auxiliary heating area is arranged below the conveying mechanism, and comprises a low-temperature auxiliary heating area in a low-temperature section and a high-temperature auxiliary heating area in a high-temperature section.
2. The vehicle lamp glass cover annealing furnace according to claim 1, wherein the conveying mechanism comprises a driving roller, a driven roller, a conveyor belt and a servo motor, the driving roller is positioned outside the inlet of the furnace body, the driven roller is positioned outside the outlet of the furnace body, the conveyor belt is arranged between the driving roller and the driven roller in a transmission manner, and the conveyor belt passes through the furnace body; the servo motor is positioned outside the furnace body, and the output end of the servo motor is in transmission connection with the driving roller;
the low-temperature auxiliary heating area and the high-temperature auxiliary heating area are arranged between the upper layer and the lower layer of the conveyor belt.
3. The lamp cover annealing furnace according to claim 2, wherein the low-temperature auxiliary heating zone is a low-temperature heating passage communicating with the two low-temperature side heating zones; the high-temperature auxiliary heating area is a high-temperature heating channel communicated with the two high-temperature side heating areas.
4. The vehicle lamp glass cover annealing furnace according to claim 1, wherein the cooling section is provided with an air duct, the furnace body at the top of the cooling section is provided with a diffusion window, and the diffusion window is communicated with the cooling section and the outside of the furnace body;
the furnace body is provided with a fan and an air pipe extending into the cooling section, the top of the upper end of the air pipe extending out of the furnace body is communicated with the outlet of the fan, and the lower end of the air pipe extends to the upper part of the conveying mechanism in the cooling section; the lower end of the air pipe is provided with a guide surface which inclines towards the outlet direction of the furnace body, and air sent out from the air pipe through the guide surface is blown towards the outlet direction of the furnace body.
5. The lamp cover annealing furnace according to claim 1, wherein a low-temperature radiation structure for radiating heat of the low-temperature top heating zone above the conveying mechanism is provided in the low-temperature section; and the high-temperature section is provided with a high-temperature radiation structure for radiating heat of the high-temperature top heating area to the upper part of the conveying mechanism.
6. The vehicle lamp cover lehr of any one of claims 1 to 5 wherein the temperature in the low temperature section is 5 to 15 ℃ lower than the temperature in the high temperature section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123307495.7U CN216584719U (en) | 2021-12-27 | 2021-12-27 | Annealing furnace for glass cover of vehicle lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123307495.7U CN216584719U (en) | 2021-12-27 | 2021-12-27 | Annealing furnace for glass cover of vehicle lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216584719U true CN216584719U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123307495.7U Active CN216584719U (en) | 2021-12-27 | 2021-12-27 | Annealing furnace for glass cover of vehicle lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216584719U (en) |
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2021
- 2021-12-27 CN CN202123307495.7U patent/CN216584719U/en active Active
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