CN215002894U - Induction heating furnace for bar material heating before forging - Google Patents
Induction heating furnace for bar material heating before forging Download PDFInfo
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- CN215002894U CN215002894U CN202120353258.5U CN202120353258U CN215002894U CN 215002894 U CN215002894 U CN 215002894U CN 202120353258 U CN202120353258 U CN 202120353258U CN 215002894 U CN215002894 U CN 215002894U
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Abstract
The utility model discloses an induction heating furnace for heating before rod forges, including automatically controlled cabinet, brace table, furnace body, automatically controlled cabinet is located the brace table below, be provided with the PLC controller in the automatically controlled cabinet, the furnace body is located the brace table top, the inside furnace chamber that is provided with of furnace body, the furnace chamber outer lane has set gradually first heat preservation, induction heating layer, second heat preservation and cooling layer, the front end and the rear end of furnace chamber are provided with feed inlet and discharge gate respectively, one side of feed inlet is provided with blevile of push and holds in the palm the material seat, one side of discharge gate is provided with over-and-under type temperature measuring device and ejection of compact spout, the inside one side that is close to the discharge gate in furnace chamber is provided with first temperature sensor, blevile of push, over-and-under type temperature measuring device and first temperature sensor pass through the electricity with the PLC controller and are connected. The induction heating furnace can realize automatic temperature measurement and automatic material pushing, save the labor intensity of workers and improve the working efficiency.
Description
Technical Field
The utility model relates to an induction heating furnace technical field, concretely relates to induction heating furnace that is used for rod to heat before forging.
Background
Forging is a processing method for applying pressure to a metal blank by using a forging and pressing machine to enable the metal blank to generate plastic deformation so as to obtain a forging with certain mechanical property, certain shape and certain size. At present, heat metal blank and adopt induction heating furnace usually, but the degree of automation of heating furnace is lower, in the heating process, needs the heating temperature of artifical measurement blank, treat that the temperature reaches the settlement temperature after, the manual work adopts anchor clamps to press from both sides the blank out from the discharge gate of heating furnace, then the manual work adopts the ejector pin to promote the inside blank of furnace chamber toward the discharge gate direction, and not only work efficiency is low, and artifical intensity of labour is big, exists danger.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an induction heating furnace for rod heats before forging can realize automatic temperature measurement and automatic material that pushes away.
The utility model discloses a realize above-mentioned purpose, the technical solution who adopts is:
the utility model provides an induction heating furnace for heating before rod forges, includes automatically controlled cabinet, brace table, furnace body, automatically controlled cabinet is located the brace table below, be provided with the PLC controller in the automatically controlled cabinet, the furnace body is located the brace table top, the inside furnace chamber that is provided with of furnace body, the furnace chamber outer lane has set gradually first heat preservation, induction heating layer, second heat preservation and cooling layer, the front end and the rear end of furnace chamber are provided with feed inlet and discharge gate respectively, one side of feed inlet is provided with blevile of push and holds in the palm the material seat, one side of discharge gate is provided with over-and-under type temperature measuring device and ejection of compact spout, the inside one side that is close to the discharge gate of furnace chamber is provided with first temperature sensor, blevile of push, over-and-under type temperature measuring device and first temperature sensor pass through the electricity with the PLC controller and are connected.
Furthermore, the pushing device comprises a pushing cylinder and a cylinder seat, the cylinder seat is fixed on one side of the supporting table, the lifting temperature measuring device comprises a lifting cylinder, a sensor support and a second temperature sensor, the lifting cylinder is fixed above the furnace body, the sensor support is fixed on the end portion of a piston rod of the lifting cylinder, the second temperature sensor fixes the end portion of the sensor support, the detection end of the second temperature sensor faces one side of the discharge port, and the pushing cylinder, the lifting cylinder and the second temperature sensor are electrically connected with the PLC.
Further, the sensor support is right-angle type, and including vertical section and horizontal segment, second temperature sensor fixes the tip at the horizontal segment of sensor support.
Further, the material supporting seat is arranged above the supporting platform and is V-shaped.
Further, the ejection of compact spout includes horizontal segment and slope section, the horizontal segment one end and the discharge gate butt joint of ejection of compact spout, the other end of horizontal segment is connected with the slope section, the slope section bottom of ejection of compact spout is provided with the support frame.
Further, the outer side included angle of the connecting position of the horizontal section and the inclined section of the discharging chute is 90 degrees, and the inner side included angle of the connecting position of the horizontal section and the inclined section of the discharging chute is 100 degrees and 130 degrees.
Furthermore, the included angle between the inclined section of the discharging chute and the horizontal plane is 20-35 degrees.
Further, induction heating layer is induction coil, and induction coil twines in the first heat preservation outside, the cooling layer is copper pipe and copper pipe winding in the second heat preservation outside, the cooling layer is provided with cooling water inlet and cooling water outlet, cooling water inlet and cooling water outlet and the both ends intercommunication of copper pipe.
The utility model has the advantages that:
(1) the pushing device, the lifting temperature measuring device and the first temperature sensor are connected with the PLC, so that automatic temperature measurement and automatic pushing can be realized, the labor intensity of workers is reduced, and the working efficiency is improved;
(2) the lifting temperature measuring device can measure the temperature of the middle part of the heating bar, so that the condition that the surface temperature reaches the set temperature and the central temperature is low is prevented, and the temperature measurement is accurate;
(3) the discharging chute has a simple structure, and can ensure that the bar directly falls into the discharging chute under the pushing action of the pushing cylinder;
(4) the induction heating furnace can improve the heating efficiency by arranging the first heat-insulating layer, the induction heating layer, the second heat-insulating layer and the cooling layer, and the cooling layer can prevent the outer wall of the furnace body from being too high in temperature and has potential safety hazards such as scalding.
Drawings
In order to clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of the overall structure of an embodiment of the present invention;
FIG. 2 is a schematic structural view of the material supporting seat;
FIG. 3 is a side view of the furnace body;
FIG. 4 is an enlarged view of the structure at A in FIG. 1;
FIG. 5 is a schematic structural view of a discharge chute;
fig. 6 is a sectional view of the furnace body.
Wherein, 1, the electric control cabinet; 2. a support table; 3. a furnace body; 4. a furnace chamber; 41. a first insulating layer; 42. an induction heating layer; 43. a second insulating layer; 44. a cooling layer; 45. a cooling water inlet; 46. a cooling water outlet; 5. a feed inlet; 6. a discharge port; 7. a material pushing device; 71. a material pushing cylinder; 72. a cylinder base; 8. a material supporting seat; 9. a lifting temperature measuring device; 91. a lifting cylinder; 92. a sensor holder; 93. a second temperature sensor; 10. a discharge chute; 101. a horizontal section of the discharging chute; 102. a discharge chute inclined section; 103. a support frame; 11. a first temperature sensor.
Detailed Description
The utility model provides an induction heating furnace for rod heats before forging, for making the utility model discloses a purpose, technical scheme and effect are clearer, more clear and definite, it is following right the utility model discloses further detailed description. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The present invention will be described in detail with reference to the accompanying drawings:
example 1
Referring to fig. 1-3, an induction heating furnace for heating bar materials before forging comprises an electric control cabinet 1, a supporting platform 2 and a furnace body 3, the electric control cabinet 1 is positioned below the support table 2, a PLC controller is arranged in the electric control cabinet 1, the furnace body 3 is positioned above the supporting platform 2, a furnace chamber 4 is arranged in the furnace body 3, a feeding hole 5 and a discharging hole 6 are respectively arranged at the front end and the rear end of the furnace chamber 4, one side of the feed inlet 5 is provided with a material pushing device 7 and a material supporting seat 8, the material supporting seat 8 is arranged above the supporting platform 2, the material supporting seat 8 is V-shaped, one side of the discharge hole 6 is provided with a lifting temperature measuring device 9 and a discharge chute 10, and a first temperature sensor 11 is arranged on one side of the inner part of the furnace chamber 4 close to the discharge hole 6, and the material pushing device 7, the lifting temperature measuring device 9 and the first temperature sensor 11 are electrically connected with the PLC.
Referring to fig. 4, the material pushing device 7 includes a material pushing cylinder 71 and a cylinder seat 72, the cylinder seat 72 is fixed on one side of the support table 2, the lifting temperature measuring device 9 includes a lifting cylinder 91, a sensor support 92 and a second temperature sensor 93, the lifting cylinder 91 is fixed above the furnace body 3, the sensor support 92 is fixed on the end portion of a piston rod of the lifting cylinder 91, the sensor support 92 is in a right-angle shape and includes a vertical section and a horizontal section, the second temperature sensor 93 is fixed on the end portion of the horizontal section of the sensor support 92, the detection end of the second temperature sensor 93 faces one side of the discharge port 6, and the material pushing cylinder 71, the lifting cylinder 91 and the second temperature sensor 93 are electrically connected with the PLC controller.
Referring to fig. 5, the discharging chute 10 includes a horizontal section and an inclined section, a barrier plate is arranged at the bottom of the discharging chute 10, one end of the horizontal section 101 of the discharging chute is butted with the discharging port 6, the other end of the horizontal section 101 of the discharging chute is connected with the inclined section 102 of the discharging chute, and the bottom surfaces of the horizontal section 101 of the discharging chute and the inclined section 102 of the discharging chute are integrally formed as an inclined plate, wherein the inclined section 102 of the discharging chute is perpendicular to the discharging direction, that is, the inclined section 102 of the discharging chute is bent towards the discharging port 6, so as to reduce the floor area of the horizontal direction of the equipment, and the outer side included angle of the connecting position of the horizontal section 101 of the discharging chute and the inclined section 102 of the discharging chute is 90 °, the inner side included angle of the connecting position of the horizontal section 101 of the discharging chute and the inclined section 102 of the discharging chute is 100 + 130 °, so as to prevent the bar blank from being stuck at the bent position; in addition, a plurality of support frames 103 are arranged at the bottom of the discharging chute inclined section 102, so that the included angle between the discharging chute inclined section 102 and the horizontal plane is 20-35 degrees.
Referring to fig. 6, the heating furnace in this embodiment is an intermediate frequency induction heating furnace, and a first heat insulating layer 41, an induction heating layer 42, a second heat insulating layer 43 and a cooling layer 44 are sequentially disposed on an outer ring of a furnace chamber 4 of the heating furnace, specifically, the induction heating layer 42 is an induction coil, and the induction coil is wound on an outer side of the first heat insulating layer 41; the cooling layer 44 is a copper pipe wound on the outer side of the second insulating layer 43, the cooling layer 44 is provided with a cooling water inlet 45 and a cooling water outlet 46, and the cooling water inlet 45 and the cooling water outlet 46 are communicated with two end parts of the copper pipe; the first heat insulating layer 41 and the second heat insulating layer 43 may be made of ceramic fiber wool or the like.
In addition, in this embodiment, the induction heating layer is a segmented heating layer, and is divided into high, medium, and low heating segments from the discharge opening 6 to the feed opening 5, the induction coils are arranged in 3 groups, each group of induction coils is connected with a corresponding control power supply, and the control power supply is also connected with the PLC controller, so that the heating furnace is set to be segmented heating, and energy consumption can be reduced.
When the induction heating furnace for heating the bar before forging provided by the embodiment is used, a console (not shown) is further arranged on one side of the heating furnace, a display screen is arranged on the console, and the display screen is connected with a PLC (programmable logic controller).
The working process of the induction heating furnace for heating the bar before forging provided by the embodiment is as follows: (1) putting the bar to be heated on the material supporting seat 8 in advance, starting the material pushing cylinder 71 to push the bar to be heated into the furnace chamber 4 to make the furnace chamber 4 filled with the bar to be heated (the bar on the outermost side is close to the discharge port), and putting the bar to be heated on the material supporting seat 8; (2) starting the equipment and setting a heating temperature, heating the bar in the furnace chamber 4, starting the lifting cylinder 91 when the first temperature sensor 11 detects that the surface temperature of the bar reaches a set value, extending a piston rod of the lifting cylinder 91, driving the second temperature sensor 93 to descend to the middle position of the bar, detecting the central temperature of the bar, when the second temperature sensor 93 detects that the central temperature of the bar reaches a second set value, contracting and resetting the piston rod of the lifting cylinder 91, then starting the material pushing cylinder 71, pushing the bar closest to the discharge port 6 out of the heating furnace, and dropping the bar into the discharge chute 10 to wait for processing, and simultaneously correspondingly pushing the next bar to the position close to the discharge port 6 to heat a high-temperature section; (3) the material pushing cylinder 71 returns to reset, a new rod to be heated is supplemented on the material supporting seat 8 through the automatic feeding device, and the process is repeated to realize automatic feeding and discharging.
It should be noted that the automatic feeding mechanism provided in patent CN201010219033.7 can be used for the automatic feeding.
In addition, in the working process, the bar in the furnace chamber is preheated in the low-temperature heating section and the medium-temperature heating section, and then is pushed to the high-temperature heating section to be heated to the set temperature, so that the energy consumption can be reduced, and the bar can be prevented from being heated in the high-temperature heating section for a long time all the time to influence the performance of the bar.
In the description of the present invention, it is to be understood that the terms "front", "back", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The parts not mentioned in the utility model can be realized by adopting or using the prior art for reference.
Of course, the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and the changes, modifications, additions or substitutions made by those skilled in the art within the scope of the present invention should also belong to the protection scope of the present invention.
Claims (8)
1. The utility model provides an induction heating furnace for heating before rod forges, a serial communication port, including automatically controlled cabinet, brace table, furnace body, automatically controlled cabinet is located the brace table below, be provided with the PLC controller in the automatically controlled cabinet, the furnace body is located the brace table top, the inside furnace chamber that is provided with of furnace body, the furnace chamber outer lane has set gradually first heat preservation, induction heating layer, second heat preservation and cooling layer, the front end and the rear end of furnace chamber are provided with feed inlet and discharge gate respectively, one side of feed inlet is provided with blevile of push and holds in the palm the material seat, one side of discharge gate is provided with over-and-under type temperature measuring device and ejection of compact spout, the inside one side of being close to the discharge gate of furnace chamber is provided with first temperature sensor, blevile of push, over-and-under type temperature measuring device and first temperature sensor pass through the electricity with the PLC controller and are connected.
2. The induction heating furnace for heating the bar before forging of claim 1, wherein the pushing device comprises a pushing cylinder and a cylinder base, the cylinder base is fixed on one side of the supporting table, the lifting temperature measuring device comprises a lifting cylinder, a sensor support and a second temperature sensor, the lifting cylinder is fixed above the furnace body, the sensor support is fixed on the end portion of a piston rod of the lifting cylinder, the second temperature sensor is fixed on the end portion of the sensor support, the detection end of the second temperature sensor faces one side of the discharge hole, and the pushing cylinder, the lifting cylinder and the second temperature sensor are electrically connected with the PLC.
3. An induction heating furnace as claimed in claim 2, wherein said sensor support is of right angle type and comprises a vertical section and a horizontal section, and said second temperature sensor is fixed to the end of the horizontal section of the sensor support.
4. An induction heating furnace for the pre-forging heating of bars according to claim 1, characterised in that said material-supporting seat is arranged above said supporting table, said material-supporting seat being "V" shaped.
5. The induction heating furnace for pre-forging heating of bars according to claim 1, wherein the discharging chute comprises a horizontal section and an inclined section, one end of the horizontal section of the discharging chute is butted with the discharging port, the other end of the horizontal section is connected with the inclined section, and a support frame is arranged at the bottom of the inclined section of the discharging chute.
6. The induction heating furnace for the pre-forging heating of the bar as claimed in claim 5, wherein the outer angle of the connecting position of the horizontal section and the inclined section of the discharging chute is 90 °, and the inner angle of the connecting position of the horizontal section and the inclined section of the discharging chute is 100 ° or 130 °.
7. An induction heating furnace for the pre-forging heating of bars according to claim 5, characterised in that the angle of the inclined section of the discharge chute with the horizontal plane is 20-35 °.
8. The induction heating furnace for bar pre-forging heating according to claim 1, wherein the induction heating layer is an induction coil, the induction coil is wound outside the first heat preservation layer, the cooling layer is a copper pipe, the copper pipe is wound outside the second heat preservation layer, the cooling layer is provided with a cooling water inlet and a cooling water outlet, and the cooling water inlet and the cooling water outlet are communicated with two end portions of the copper pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120353258.5U CN215002894U (en) | 2021-02-07 | 2021-02-07 | Induction heating furnace for bar material heating before forging |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120353258.5U CN215002894U (en) | 2021-02-07 | 2021-02-07 | Induction heating furnace for bar material heating before forging |
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| Publication Number | Publication Date |
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| CN215002894U true CN215002894U (en) | 2021-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120353258.5U Active CN215002894U (en) | 2021-02-07 | 2021-02-07 | Induction heating furnace for bar material heating before forging |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604574A (en) * | 2022-04-07 | 2022-06-10 | 绍兴山耐高压紧固件有限公司 | Supply line for fastener processing |
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2021
- 2021-02-07 CN CN202120353258.5U patent/CN215002894U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114604574A (en) * | 2022-04-07 | 2022-06-10 | 绍兴山耐高压紧固件有限公司 | Supply line for fastener processing |
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