CN116727595A - Multi-skip combined furnace bottom heating furnace and matched equipment - Google Patents
Multi-skip combined furnace bottom heating furnace and matched equipment Download PDFInfo
- Publication number
- CN116727595A CN116727595A CN202311012715.4A CN202311012715A CN116727595A CN 116727595 A CN116727595 A CN 116727595A CN 202311012715 A CN202311012715 A CN 202311012715A CN 116727595 A CN116727595 A CN 116727595A
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- China
- Prior art keywords
- skip
- guide rail
- furnace
- discharging
- feeding
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Links
- 238000010438 heat treatment Methods 0.000 title claims abstract description 65
- 238000007599 discharging Methods 0.000 claims abstract description 70
- 238000004321 preservation Methods 0.000 claims abstract description 26
- 238000005242 forging Methods 0.000 claims abstract description 16
- 238000012546 transfer Methods 0.000 claims description 80
- 238000009413 insulation Methods 0.000 claims description 27
- 239000000463 material Substances 0.000 claims description 13
- 238000012423 maintenance Methods 0.000 claims description 10
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims description 9
- 239000003546 flue gas Substances 0.000 claims description 9
- 239000002918 waste heat Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 6
- 238000004134 energy conservation Methods 0.000 abstract description 2
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J17/00—Forge furnaces
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Tunnel Furnaces (AREA)
Abstract
The invention relates to a multi-skip combined furnace bottom heating furnace and matched equipment, which aim at the arrangement and the arrangement of a continuous heating furnace and matched equipment of a multi-skip combined furnace bottom, wherein a plurality of skip continuously send blanks into the heating furnace for preheating and heating. The heat preservation bin is additionally arranged, the furnace chamber of the heating furnace is separated in the discharging process, the vehicle type sliding door, the gate and the middle gate are arranged, and the heat preservation bin is matched for use, so that the heat loss of the heating furnace in the feeding and discharging processes is ensured, the reasonable arrangement of the auxiliary equipment outside the furnace is ensured, the forging efficiency is improved, the safety of the skip is ensured, the energy is saved, and the environment is protected. The invention comprises: the equipment has the advantages of complete matching functions, reasonable arrangement, optimized control method, energy conservation, high efficiency and the like.
Description
Technical Field
The invention relates to a multi-skip combined furnace bottom heating furnace and matched equipment, in particular to the arrangement and the arrangement of parts and matched equipment of the multi-skip combined furnace bottom heating furnace, and belongs to the technical field of large metal blank heating equipment and arrangement.
Background
With the development of high-end equipment manufacturing industry, the demand for large forgings is rapidly increasing, so that new requirements are put on forging equipment. The forging is obtained by three links, wherein the first link is to put a blank into a forging heating furnace for heating to the forging temperature, the second link is to convey the high-temperature blank to a forging machine through matched equipment, and the third link is to forge the blank into a set size by a forging machine. Here we have studied the first and second links and found that the conventional forging furnace has the following disadvantages: firstly, the waste heat recovery utilization rate is low, a large amount of heat is discharged along with the flue gas, and energy is wasted; secondly, when the blank is fed into and discharged from the furnace, the furnace door is unreasonably opened and closed, so that heat in the furnace overflows, and the furnace temperature is reduced; thirdly, the blank damages the skip car when entering the material transferring and discharging car; fourthly, the arrangement between the forging heating furnace and the matched equipment is unreasonable, so that the temperature of the blank is reduced, energy is wasted, and the forging efficiency and quality are affected.
Disclosure of Invention
The invention provides a multi-skip combined furnace bottom heating furnace and matched equipment, which are characterized in that the inner cavity of the heating furnace is improved, the matched equipment is additionally arranged, the control method is optimized, the equipment is reasonably arranged, and the purposes of energy saving, high efficiency and intelligent control are realized.
In order to achieve the above purpose, the invention provides a multi-skip combined furnace bottom heating furnace and matched equipment, comprising: heating furnace, corollary equipment and guide rail, the heating furnace contains: furnace body, furnace chamber, skip, furnace gate, the furnace body both ends are equipped with feed inlet and discharge gate respectively, the skip is a plurality of, the mesa of a plurality of skip combinations will the furnace chamber is separated into upper chamber and lower chamber, the furnace gate includes car formula sliding door and gate, car formula sliding door switching the feed inlet, gate switching the discharge gate, corollary equipment contains: loading and unloading frame and transfer car (buggy), the transfer car (buggy) includes feeding transfer car (buggy) and ejection of compact transfer car (buggy), the loading and unloading frame is including feeding loading and unloading frame and ejection of compact loading and unloading frame, and feed inlet one end is equipped with feeding transfer car (buggy) and feeding loading and unloading frame, and discharge gate one end is equipped with ejection of compact transfer car (buggy) and ejection of compact loading and unloading frame, the guide rail includes in-furnace guide rail and the outer guide rail of stove, in-furnace guide rail sets up lower chamber bottom surface, its characterized in that:
the upper cavity is a heating cavity, the lower cavity is a heat insulation cavity, and the air pressure in the heating cavity is greater than the air pressure in the heat insulation cavity;
the heating cavity is internally provided with a middle gate to divide the heating cavity into a heating chamber and a preheating chamber, and high-temperature flue gas generated by the heating chamber enters the preheating chamber;
the upper parts of the heating chamber and the preheating chamber are respectively provided with an air preheater, blanks are placed at the lower parts of the heating chamber and the preheating chamber, and the air in the air preheater and the blanks absorb waste heat in flue gas to raise the temperature;
one end of the discharge port is provided with a thermal insulation bin, the thermal insulation bin is a box body with an opening on the bottom surface and one side surface, the lower part of the box body is provided with a roller, the side surface of the opening is opposite to the discharge port, and the box body is attached to or separated from the discharge port along with the movement of the roller;
the furnace outer guide rail comprises: skip guide rail, transfer guide rail, sliding door guide rail, thermal insulation bin guide rail and receiving rail;
the skip car guide rail, the sliding door guide rail, the heat preservation bin guide rail, the receiving rail and the furnace guide rail are in the same plane and are parallel to each other;
the transfer guide rail is vertically arranged at two ends of the guide rail in the furnace and the skip car guide rail;
the receiving rails comprise a skip receiving rail and a thermal insulation bin receiving rail, the skip receiving rail is respectively arranged on the feeding transfer trolley and the discharging transfer trolley, and the thermal insulation bin receiving rail is arranged on the discharging transfer trolley;
the feeding transfer trolley walks on a transfer guide rail at one end of the feeding port, the discharging transfer trolley walks on a transfer guide rail at one end of the discharging port, a skip receiving rail on the feeding transfer trolley or the discharging transfer trolley is connected with a skip guide rail and a furnace guide rail, and a heat preservation bin receiving rail on the discharging transfer trolley is connected with a heat preservation bin guide rail;
the skip guide rail comprises a skip running guide rail and a skip maintenance guide rail, and the skip walks on the skip guide rail, the furnace guide rail and the skip receiving rail;
the skip on the skip receiving rail walks on the transfer guide rail along with the feeding transfer trolley and the discharging transfer trolley;
the car type sliding door walks on the sliding door guide rail, the skip car receiving rail and the furnace guide rail, and the thermal insulation bin walks on the thermal insulation bin guide rail and the thermal insulation bin receiving rail;
the feeding loading and unloading frames are arranged on two sides of the traveling guide rail of the skip car, a furnace feeding blank is loaded into the skip car, the discharging loading and unloading frames are arranged on two sides of the traveling guide rail at one end of the discharging hole, and a furnace discharging blank is supported and transferred;
discharging: the discharging transfer trolley runs to the discharging port, the material receiving rail is connected with the guide rail in the furnace, the heat preservation cabin receiving rail is connected with the guide rail of the heat preservation cabin, the heat preservation cabin runs to fit the discharging port, the discharging gate and the middle gate are opened, the trolley type sliding gate pushes the material to advance one material trolley position, one material trolley with the high-temperature blank in the heating chamber enters the material receiving rail on the discharging transfer trolley, the discharging gate and the middle gate are closed, the heat preservation cabin leaves the discharging port, the discharging transfer trolley conveys the material trolley with the high-temperature blank to the discharging loading and unloading frame, and the discharging loading and unloading frame supports and transfers the high-temperature blank;
feeding: the feeding loading and unloading frame loads a blank into the skip, the feeding transfer trolley runs the skip running guide rail to be connected with the skip receiving rail, the skip loaded with the blank enters the feeding transfer trolley, the trolley type sliding door retreats, the feeding port is opened, the feeding transfer trolley runs the skip loaded with the blank to the discharging port, the skip receiving rail is connected with the guide rail in the furnace, the trolley type sliding door advances to push the blank into the preheating chamber, and the trolley type sliding door closes the feeding port;
heating: the blank in the preheating chamber and the air in the air preheater absorb the waste heat in the flue gas, and the blank in the heating chamber continuously absorbs heat and heats up to the forging temperature in sequence.
Further, the air pressure in the heating cavity is 1-5 Pa greater than the air pressure in the heat insulation cavity.
Further, an air preheater arranged at the upper part of the heating chamber is arranged at the outer top part of the furnace body, and the air preheater arranged at the upper part of the preheating chamber is arranged in the furnace body.
The design is that the continuous heating furnace with a plurality of skip car combined furnace bottom and the matched equipment are arranged and distributed, and the plurality of skip cars continuously send blanks into the heating furnace for preheating and heating. Through increasing corollary equipment, separate the furnace chamber of heating furnace to through the switching of car formula sliding door, gate, middle gate, the use of cooperation heat preservation storehouse has guaranteed that the heating furnace is few to lose in the in-process of feeding and discharging stove heat, and the rethread has improved forging efficiency to the reasonable arrangement of the corollary equipment outside the stove, has guaranteed skip safety, has practiced thrift the energy, has protected the environment.
The invention comprises: complete equipment matching, reasonable arrangement, advanced control method, energy conservation, high efficiency and the like.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic cross-sectional view of section A-A of FIG. 1;
FIG. 3 is a schematic cross-sectional view of section B-B of FIG. 2:
FIGS. 4, 5, 6 and 7 are schematic views of the operation steps of the present invention.
In the drawings, 1 is a heating furnace, 2 and 4 are air preheaters, 3 is a middle gate, 5 and 12 are fans, 6 is a blank, 7 is a car type sliding door, 8 and 18 are hydraulic cylinders, 9 is a sliding door guide rail, 10 and 16 are transfer guide rails, 11 is a feeding transfer vehicle, 13 is a skip, 13' is a maintenance skip, 14 is a discharging transfer vehicle, 15 is an in-furnace guide rail, 17 is a thermal insulation bin guide rail, 19 is a thermal insulation bin, 20 is a gate, 21 is a skip maintenance guide rail, 22 is a skip operation guide rail, 23 is a feeding loading and unloading frame, 24 is a discharging loading and unloading frame, J 1 、J 2 、J 3 、J 4 、J 5 、J 6 、J 7 、J 8 The winch is characterized in that C is an upper cavity and D is a lower cavity.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in figures 1, 2 and 3, the front and rear ends of the heating furnace 1 are respectively provided with a feed inlet and a discharge outlet, a car-type sliding door 7 opens and closes the feed inlet, and a gate 20 opens and closes the discharge outlet; the number of the skip 13 is multiple, the table top combined by the skip 13 divides the furnace chamber of the heating furnace 1 into an upper chamber C and a lower chamber D, a guide rail 15 in the furnace is arranged on the bottom surface of the lower chamber D, a middle gate 3 is arranged in the upper chamber C, the upper chamber C is divided into a heating chamber and a preheating chamber, a heat exchanger 2 is arranged at the upper part of the top of the heating chamber, a heat exchanger 4 is arranged at the upper part of the preheating chamber, a fan 5 sends combustion air into the air preheaters 4 and 2, and a fan 12 discharges flue gas in the preheating chamber; the table top of the skip 13 is provided with a blank 6; one end of the discharge port of the heating furnace 1 is provided with a heat preservation bin 19, the heat preservation bin 19 is provided with a side opening and is opposite to the discharge port, and the box body of the heat preservation bin 19 is attached to or separated from the discharge port along with the movement of the roller; the feeding transfer trolley 11 walks on a transfer guide rail 10 at one end of a feeding hole, the discharging transfer trolley 14 walks on a transfer guide rail 16 at one end of a discharging hole, a skip receiving rail on the feeding transfer trolley 11 or the discharging transfer trolley 14 is disconnected or connected with a skip running guide rail 22, a skip maintenance guide rail 21 and an in-furnace guide rail 15, and a heat preservation bin receiving rail on the discharging transfer trolley 14 is disconnected or connected with a heat preservation bin guide rail 17; the hydraulic cylinder 8 drives the car type sliding door 7 to walk on the sliding door guide rail 9, the skip car receiving rail and the furnace guide rail 15, and the hydraulic cylinder 18 drives the thermal insulation bin 19 to walk on the thermal insulation bin guide rail 17 and the thermal insulation bin receiving rail on the discharging transfer car 14; the feeding loading and unloading frames 23 are arranged on two sides of the skip car running guide rail 22, and charge the furnace feeding blank 6 into the skip car 13; the discharging loading and unloading frame 24 is arranged on two sides of the transferring guide rail 16 at one end of the discharging hole and is used for supporting and transferring the blank 6.
As shown in fig. 4, 5, 6 and 7, discharging: the discharging transfer trolley 14 moves to a discharging hole, a skip receiving rail on the discharging transfer trolley 14 is connected with a guide rail 15 in the furnace, a heat preservation bin receiving rail on the discharging transfer trolley 14 is connected with a heat preservation bin guide rail 17, a heat preservation bin 19 moves to be attached to the discharging hole under the pushing of a hydraulic cylinder 18, a gate 20 and an intermediate gate 3 are opened, a skip 13 with a high-temperature blank 6 in a heating chamber is driven to move forward by a skip position under the pushing of the hydraulic cylinder 8, the skip 13 with the high-temperature blank 6 in the heating chamber enters the skip receiving rail on the discharging transfer trolley 14, the gate 20 and the intermediate gate 3 are closed, a single discharging rod in the hydraulic cylinder 18 is retracted, the heat preservation bin 19 leaves the discharging hole, the discharging transfer trolley 14 conveys the skip 13 carrying the high-temperature blank 6 to a discharging loading and unloading frame 24, and the discharging loading and unloading frame 24 supports and transfers the high-temperature blank 6 to a forging machine.
Feeding: the feeding loading and unloading frame 23 loads the feeding blank 6 into the skip 13, the feeding transfer trolley 11 runs to enable the skip running guide rail 22 to be connected with a skip receiving rail on the feeding transfer trolley 11, the skip 13 loaded with the blank enters the feeding transfer trolley 11, a single-outlet rod in the hydraulic cylinder 8 retracts, the skip moving door 7 retreats to open a feed inlet, the feeding transfer trolley 11 runs the skip 13 loaded with the blank 6 to the feed inlet, the skip receiving rail on the feeding transfer trolley 11 is connected with the furnace guide rail 15, and the single-outlet rod in the hydraulic cylinder 8 pushes the skip moving door 7 to advance to push the blank 6 into the preheating chamber and close the feed inlet.
Heating: the blank 6 in the preheating chamber and the air in the air preheaters 2 and 4 absorb the waste heat in the flue gas, and the blank 6 in the heating chamber continues to be heated, in turn to the forging temperature.
Winch J 1 、J 4 As the traction power source of the discharging transfer trolley 14, a winch J 5 、J 8 As a traction power source of the feeding transfer trolley 11, a winch J 2 、J 7 For maintenance of the traction power source of the skip 13', a hoist J 3 、J 6 Is the traction power source of the skip 13.
In operation, if the skip 13 is damaged and maintenance is needed, the maintenance skip 13' is moved to the skip maintenance guide rail 21 for maintenance and repair, and then is moved to the skip running guide rail 22 for continuous operation after repair.
Claims (3)
1. A multi-skip combined furnace bottom heating furnace and matched equipment, comprising: heating furnace, corollary equipment and guide rail, the heating furnace contains: furnace body, furnace chamber, skip, furnace gate, the furnace body both ends are equipped with feed inlet and discharge gate respectively, the skip is a plurality of, the mesa of a plurality of skip combinations will the furnace chamber is separated into upper chamber and lower chamber, the furnace gate includes car formula sliding door and gate, car formula sliding door switching the feed inlet, gate switching the discharge gate, corollary equipment contains: loading and unloading frame and transfer car (buggy), the transfer car (buggy) includes feeding transfer car (buggy) and ejection of compact transfer car (buggy), the loading and unloading frame is including feeding loading and unloading frame and ejection of compact loading and unloading frame, and feed inlet one end is equipped with feeding transfer car (buggy) and feeding loading and unloading frame, and discharge gate one end is equipped with ejection of compact transfer car (buggy) and ejection of compact loading and unloading frame, the guide rail includes in-furnace guide rail and the outer guide rail of stove, in-furnace guide rail sets up lower chamber bottom surface, its characterized in that:
the upper cavity is a heating cavity, the lower cavity is a heat insulation cavity, and the air pressure in the heating cavity is greater than the air pressure in the heat insulation cavity;
the heating cavity is internally provided with a middle gate to divide the heating cavity into a heating chamber and a preheating chamber, and high-temperature flue gas generated by the heating chamber enters the preheating chamber;
the upper parts of the heating chamber and the preheating chamber are respectively provided with an air preheater, blanks are placed at the lower parts of the heating chamber and the preheating chamber, and the air in the air preheater and the blanks absorb waste heat in flue gas to raise the temperature;
one end of the discharge port is provided with a thermal insulation bin, the thermal insulation bin is a box body with an opening on the bottom surface and one side surface, the lower part of the box body is provided with a roller, the side surface of the opening is opposite to the discharge port, and the box body is attached to or separated from the discharge port along with the movement of the roller;
the furnace outer guide rail comprises: skip guide rail, transfer guide rail, sliding door guide rail, thermal insulation bin guide rail and receiving rail;
the skip car guide rail, the sliding door guide rail, the heat preservation bin guide rail, the receiving rail and the furnace guide rail are in the same plane and are parallel to each other;
the transfer guide rail is vertically arranged at two ends of the guide rail in the furnace and the skip car guide rail;
the receiving rails comprise a skip receiving rail and a thermal insulation bin receiving rail, the skip receiving rail is respectively arranged on the feeding transfer trolley and the discharging transfer trolley, and the thermal insulation bin receiving rail is arranged on the discharging transfer trolley;
the feeding transfer trolley walks on a transfer guide rail at one end of the feeding port, the discharging transfer trolley walks on a transfer guide rail at one end of the discharging port, a skip receiving rail on the feeding transfer trolley or the discharging transfer trolley is connected with a skip guide rail and a furnace guide rail, and a heat preservation bin receiving rail on the discharging transfer trolley is connected with a heat preservation bin guide rail;
the skip guide rail comprises a skip running guide rail and a skip maintenance guide rail, and the skip walks on the skip guide rail, the furnace guide rail and the skip receiving rail;
the skip on the skip receiving rail walks on the transfer guide rail along with the feeding transfer trolley and the discharging transfer trolley;
the car type sliding door walks on the sliding door guide rail, the skip car receiving rail and the furnace guide rail, and the thermal insulation bin walks on the thermal insulation bin guide rail and the thermal insulation bin receiving rail;
the feeding loading and unloading frames are arranged on two sides of the traveling guide rail of the skip car, a furnace feeding blank is loaded into the skip car, the discharging loading and unloading frames are arranged on two sides of the traveling guide rail at one end of the discharging hole, and a furnace discharging blank is supported and transferred;
discharging: the discharging transfer trolley runs to the discharging port, the material receiving rail is connected with the guide rail in the furnace, the heat preservation cabin receiving rail is connected with the guide rail of the heat preservation cabin, the heat preservation cabin runs to fit the discharging port, the discharging gate and the middle gate are opened, the trolley type sliding gate pushes the material to advance one material trolley position, one material trolley with the high-temperature blank in the heating chamber enters the material receiving rail on the discharging transfer trolley, the discharging gate and the middle gate are closed, the heat preservation cabin leaves the discharging port, the discharging transfer trolley conveys the material trolley with the high-temperature blank to the discharging loading and unloading frame, and the discharging loading and unloading frame supports and transfers the high-temperature blank;
feeding: the feeding loading and unloading frame loads a blank into the skip, the feeding transfer trolley runs the skip running guide rail to be connected with the skip receiving rail, the skip loaded with the blank enters the feeding transfer trolley, the trolley type sliding door retreats, the feeding port is opened, the feeding transfer trolley runs the skip loaded with the blank to the discharging port, the skip receiving rail is connected with the guide rail in the furnace, the trolley type sliding door advances to push the blank into the preheating chamber, and the trolley type sliding door closes the feeding port;
heating: the blank in the preheating chamber and the air in the air preheater absorb the waste heat in the flue gas, and the blank in the heating chamber continuously absorbs heat and heats up to the forging temperature in sequence.
2. The multi-skip combined hearth heating furnace and supporting equipment according to claim 1, wherein: the air pressure in the heating cavity is 1-5 Pa greater than the air pressure in the heat insulation cavity.
3. The multi-skip combined hearth heating furnace and supporting equipment according to claim 1, wherein: the air preheater arranged at the upper part of the heating chamber is arranged at the outer top of the furnace body, and the air preheater arranged at the upper part of the preheating chamber is arranged in the furnace body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311012715.4A CN116727595B (en) | 2023-08-12 | 2023-08-12 | Multi-skip combined furnace bottom heating furnace equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311012715.4A CN116727595B (en) | 2023-08-12 | 2023-08-12 | Multi-skip combined furnace bottom heating furnace equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116727595A true CN116727595A (en) | 2023-09-12 |
| CN116727595B CN116727595B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311012715.4A Active CN116727595B (en) | 2023-08-12 | 2023-08-12 | Multi-skip combined furnace bottom heating furnace equipment |
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| Country | Link |
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| CN (1) | CN116727595B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| GB190701824A (en) * | 1907-01-24 | 1907-11-14 | George Benjamin Wright | Improvements in and connected with Furnaces for Annealing Iron, Steel and other Goods and for Burning Pottery and the like. |
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| CN106048196A (en) * | 2016-08-01 | 2016-10-26 | 河南省天利工业炉有限公司 | Trolley type gas preheating furnace |
| CN205718436U (en) * | 2016-06-19 | 2016-11-23 | 中聚信海洋工程装备有限公司 | Forge furnace at the bottom of a kind of insertable combination vehicle |
| CN206944719U (en) * | 2017-04-17 | 2018-01-30 | 中聚信海洋工程装备有限公司 | A kind of forge furnace is from walking fire door |
| CN108624749A (en) * | 2018-04-23 | 2018-10-09 | 江苏远航精密合金科技股份有限公司 | A kind of heating system and heating means of high-precision wide nickel strap preparation hot-rolling mill |
| CN109708466A (en) * | 2019-01-22 | 2019-05-03 | 武汉重工铸锻有限责任公司 | Variable capacity tunnel type connecting rod heating furnace and heating means |
| CN211005489U (en) * | 2019-10-25 | 2020-07-14 | 重庆长江工业炉制造有限公司 | Boat pushing type tempering heating furnace for gas heating front shaft tempering production line |
| CN217479498U (en) * | 2022-06-21 | 2022-09-23 | 栖渺科技(上海)有限公司 | Trolley type annealing furnace |
-
2023
- 2023-08-12 CN CN202311012715.4A patent/CN116727595B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB190701824A (en) * | 1907-01-24 | 1907-11-14 | George Benjamin Wright | Improvements in and connected with Furnaces for Annealing Iron, Steel and other Goods and for Burning Pottery and the like. |
| KR20100073306A (en) * | 2008-12-23 | 2010-07-01 | 재단법인 포항산업과학연구원 | Apparatus for improving heating capacity and thermal efficiency in reheating furnace and method thereof |
| CN205718436U (en) * | 2016-06-19 | 2016-11-23 | 中聚信海洋工程装备有限公司 | Forge furnace at the bottom of a kind of insertable combination vehicle |
| CN106048196A (en) * | 2016-08-01 | 2016-10-26 | 河南省天利工业炉有限公司 | Trolley type gas preheating furnace |
| CN206944719U (en) * | 2017-04-17 | 2018-01-30 | 中聚信海洋工程装备有限公司 | A kind of forge furnace is from walking fire door |
| CN108624749A (en) * | 2018-04-23 | 2018-10-09 | 江苏远航精密合金科技股份有限公司 | A kind of heating system and heating means of high-precision wide nickel strap preparation hot-rolling mill |
| CN109708466A (en) * | 2019-01-22 | 2019-05-03 | 武汉重工铸锻有限责任公司 | Variable capacity tunnel type connecting rod heating furnace and heating means |
| CN211005489U (en) * | 2019-10-25 | 2020-07-14 | 重庆长江工业炉制造有限公司 | Boat pushing type tempering heating furnace for gas heating front shaft tempering production line |
| CN217479498U (en) * | 2022-06-21 | 2022-09-23 | 栖渺科技(上海)有限公司 | Trolley type annealing furnace |
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|---|---|
| CN116727595B (en) | 2023-10-13 |
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