CN113798739A - High-strength plate pre-heating furnace before welding - Google Patents
High-strength plate pre-heating furnace before welding Download PDFInfo
- Publication number
- CN113798739A CN113798739A CN202110943424.1A CN202110943424A CN113798739A CN 113798739 A CN113798739 A CN 113798739A CN 202110943424 A CN202110943424 A CN 202110943424A CN 113798739 A CN113798739 A CN 113798739A
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- CN
- China
- Prior art keywords
- furnace body
- polishing
- sliding door
- belt
- wheel
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/06—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor involving conveyor belts, a sequence of travelling work-tables or the like
Abstract
The invention discloses a high-strength plate pre-welding furnace, which comprises a furnace body, a support, a first conveyor belt, a second conveyor belt, a polishing mechanism, a transmission mechanism, a dust deposition mechanism, a motor and supporting legs, wherein the furnace body is fixedly arranged at the central position in the support; through setting up grinding machanism in first conveyer belt upper end, when the board that excels in through grinding machanism's inside, realize the automatic board upper end surface that excels in of polishing, open through the sliding door, the entering furnace body of flitch, the sliding door is opened and is made the jet-propelled gas of sliding door department and avoid polishing the sweeps to get into the furnace body.
Description
Technical Field
The invention relates to the technical field of preheating furnaces, in particular to a preheating furnace for a high-strength plate before welding.
Background
The high-strength plate has good high-temperature oxidation resistance, stable structure and higher high-temperature strength. However, the weldability of the alloy is poor, the hardening tendency is large, and during welding, a weld joint and a heat affected zone are easy to generate hard and brittle hardening structures, form crater-like cracks and are easy to generate hydrogen embrittlement. In order to avoid and eliminate the above-mentioned defects and ensure the product quality, the high-strength plate and alloy steel components must be subjected to a preheating treatment before welding.
In the process of implementing the invention, the inventor finds that at least the following problems in the prior art are not solved: 1. the high-strength plate for industrial welding generates impurities in the production process, the surface of the high-strength plate is accumulated for a long time, so that impurities such as rust can be generated on the welding surface, the impurities such as the rust can cause cracks at the welding seam, a traditional preheating furnace is not provided with a polishing device, a special procedure needs to be set, the welding surface is polished, and the production efficiency is reduced; 2. after the work of traditional preheater, need operating personnel to open the preheater, take out the high strength plate, because the inside temperature of preheater is high, dangerous great to operating personnel, if add a large amount of detection control mechanism, can make the preheater cost too high, be not suitable for the production workshop of low cost.
Disclosure of Invention
The invention aims to provide a high-strength plate pre-welding furnace, which is characterized in that a polishing mechanism is arranged at the upper end of a first conveyor belt, when a high-strength plate passes through the interior of the polishing mechanism, the outer surface of the upper end of the high-strength plate is automatically polished, a material plate enters a furnace body through opening of a sliding door, and the sliding door is opened to enable an air jet at the position of the sliding door to jet air so as to prevent polishing scraps from entering the furnace body, so that the problems in the background art are solved.
The technical scheme adopted by the invention for solving the technical problems is as follows: the high-strength plate pre-welding preheating furnace comprises a furnace body, a support, a first conveyor belt, a second conveyor belt, a polishing mechanism, a transmission mechanism, a dust deposition mechanism, a motor and supporting legs, wherein the furnace body is fixedly arranged at the central position inside the support;
the grinding mechanism includes: the device comprises a guide rod, a transmission gear, a polishing wheel, a polishing shell, a sliding sleeve and a polishing wheel shaft; the top end of the polishing shell is connected with two guide rods in a sliding mode through a sliding sleeve, the bottom ends of the two guide rods are rotatably connected with polishing wheel shafts through bearings, polishing wheels and two transmission gears are fixedly installed on the polishing wheel shafts, and the two transmission gears are respectively located at positions close to the inner wall of the polishing shell;
the first conveyor belt comprises two transmission belt wheels, a side driving gear, a feeding belt, a material tray positioning spine and a material tray; the feeding belt is installed in the outside of two driving pulleys, the motor drives one of the two driving pulleys close to the front end through the rotating shaft, the other driving pulley is connected with a side driving gear through the rotating shaft, a feeding disc positioning thorn is arranged on the outside of the feeding belt, and the feeding disc positioning thorn positions the feeding disc through a groove corresponding to the bottom end of the feeding disc.
The transmission mechanism includes: a drive belt and a drive belt positioning gear; the inside both sides of the casing of polishing are rotated through the pivot and are connected with driving belt positioning gear, driving belt positioning gear and side drive gear's the outside is provided with driving belt, driving gear is located driving belt's inside.
The deposition mechanism comprises: the ash accumulation box comprises an ash accumulation box, an ash accumulation box connecting rod and an extrusion wheel; an ash deposition box connecting rod is fixedly connected to one side of the guide rod, an ash deposition box is connected to the bottom end of the ash deposition box connecting rod, and an extrusion wheel is rotatably mounted at the bottom end of the ash deposition box through a mounting frame;
the furnace body includes: cylindricality elasticity gasbag, preceding curb plate spout, sliding door connecting rod and air jet, the front side of furnace body is provided with furnace body preceding curb plate, the furnace body preceding curb plate is connected to casing one side of polishing, preceding curb plate spout has been seted up to one side of furnace body preceding curb plate, the inboard of preceding curb plate spout is provided with cylindricality elasticity gasbag, the bottom of guide bar is connected with the sliding door connecting rod through the bearing, the bottom fixedly connected with sliding door of sliding door connecting rod, elasticity trachea connection is passed through on the top of cylindricality elasticity gasbag to the air jet, the air jet is located the sliding door and is close to one side of the casing of polishing, the bottom of sliding door, wheel of polishing and extrusion wheel flushes.
The furnace body still includes: heating cavity, heating shaft and heating wheel, the heating cavity has been seted up to the inside of furnace body, the inside rotation of heating cavity is connected with the heating shaft, the outside of heating shaft is provided with the heating wheel, one side of furnace body is rotated and is connected with the discharge door.
A handle is fixedly arranged at the center of the outer surface of the front end of the ash deposition box, and the ash deposition box is of a U-shaped structure;
supporting legs are arranged at four corner positions of the outer surface of the lower end of the support.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, a high-strength plate is supported by a material tray moving towards the rear end and enters the interior of a polishing mechanism, the front end of the material tray moves to the lower end of an extrusion wheel and extrudes the extrusion wheel to move upwards, the extrusion wheel, an ash deposition box and an ash deposition box connecting rod structure integrally move upwards and drive a guide rod to move upwards, the guide rod drives a transmission gear to move upwards, the transmission gear moves upwards for a short distance and contacts with a transmission belt, the transmission belt has certain elasticity, the transmission gear contacts with the transmission belt, the transmission belt drives the transmission gear to rotate, the transmission gear drives a polishing wheel to rotate, and the high-strength plate can be initially polished at a low speed when the material tray supports the high-strength plate to move to the bottom end of the polishing wheel; according to the invention, a sensing detection control mechanism is not required, and the polishing wheel starts to polish and rotate when the charging tray bearing high-strength plate moves to a position close to the polishing wheel through simple arrangement, so that the polishing wheel polishes the high-strength plate at a low speed.
2. According to the invention, the sliding door connecting rod and the sliding door are driven to move upwards while the guide rod moves upwards, the sliding door connecting rod extrudes the cylindrical elastic air bag, the air in the cylindrical elastic air bag is extruded into the air jet through the flexible air pipe after being extruded, the gas sprayed out from the air jet can enable polishing waste scraps to better enter the dust deposition box, meanwhile, the bottom end of the initial position of the sliding door is flush with the bottom end of the material tray, the sliding door moves upwards to move the height of the material tray, and the material tray can support the high-strength plate to enter the furnace body for subsequent heating treatment; according to the invention, the charging tray supports the high-strength plate to move to the polishing wheel for polishing, the sliding door is opened at the same time, so that the charging tray can enter the charging tray, and the sliding door is opened to enable the gas nozzle at the sliding door to eject gas, so that polishing scraps can be prevented from entering the furnace body.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the present invention;
FIG. 3 is a cross-sectional view of a grinding mechanism of the present invention;
FIG. 4 is an internal structural view of the transmission mechanism of the present invention;
in the figure: 1. a furnace body; 10. heating the cavity; 11. a heating shaft; 12. a cylindrical elastic air bag; 13. a front side plate chute; 14. sliding the door; 15. a sliding door connecting rod; 16 air injection ports; 17. a heating wheel; 2. a support; 3. a first conveyor belt; 31. the transmission belt wheel, 32, the side driving gear, 33, the feeding belt, 34 and the tray positioning thorn; 35. a material tray; 4. a second conveyor belt; 5. a polishing mechanism; 51. a guide bar; 52. a transmission gear; 53. grinding the wheel; 54. polishing the shell; 55. a sliding sleeve; 56. grinding the wheel shaft; 6. a transmission mechanism; 61. a drive belt; 62. a drive belt positioning gear; 7. a dust deposition mechanism; 71. an ash accumulation box; 72. a dust box connecting rod; 73. an extrusion wheel; 8. a motor; 9. support the feet.
Detailed Description
A high-strength plate pre-welding furnace according to an embodiment of the present invention will be described below with reference to fig. 1 to 4.
As shown in fig. 1, fig. 2, fig. 3 and fig. 4, the preheating furnace for the high-strength plate before welding according to the present invention is characterized in that: the furnace body 1 is fixedly arranged at the center inside the support 2, the first conveyor belt 3 is arranged inside the support 2, the second conveyor belt 4 is arranged at the rear inside the support 2, the grinding mechanism 5 is fixedly arranged on the outer surface of the front end of the furnace body 1 close to the upper end, the dust accumulation mechanism 7 is movably arranged at the front inside the grinding mechanism 5, the transmission mechanism 6 penetrates through the support 2 and the grinding mechanism 5, and the motor 8 is fixedly arranged on the outer surface of one side of the support 2 close to the front end;
the grinding mechanism 5 includes: a guide rod 51, a transmission gear 52, a grinding wheel 53, a grinding shell 54, a sliding sleeve 55 and a grinding wheel shaft 56; the top end of the polishing shell 54 is slidably connected with two guide rods 51 through a sliding sleeve 55, the bottom ends of the two guide rods 51 are rotatably connected with two polishing wheel shafts 56 through bearings, a polishing wheel 53 and two transmission gears 52 are fixedly mounted on the polishing wheel shafts 56, the number of the transmission gears 52 is two, and the two transmission gears 52 are respectively positioned at positions close to the inner wall of the polishing shell 54;
the first conveyor belt 3 comprises two transmission belt wheels 31, a side driving gear 32, a feeding belt 33, a tray positioning spine 34 and a tray 35; feeding belt 33 is installed in the outside of two driving pulley 31, motor 8 is close to one of front end, another in two driving pulley 31 of pivot drive driving pulley 31 is connected with side drive gear 32 through the pivot, feeding belt 33's the outside is provided with charging tray location thorn 34, charging tray location thorn 34 fixes a position charging tray 35 through the recess that charging tray 35 bottom corresponds.
Preferably, the transmission mechanism 6 comprises: a drive belt 61 and a drive belt positioning gear 62; the two sides of the interior of the grinding shell 54 are rotatably connected with a transmission belt positioning gear 62 through a rotating shaft, the transmission belt positioning gear 62 and the outer side of the side driving gear 32 are provided with a transmission belt 61, and the transmission gear 52 is located in the transmission belt 61.
Preferably, the dust deposition mechanism 7 includes: an ash accumulation box 71, an ash accumulation box connecting rod 72 and an extrusion wheel 73; an ash deposition box connecting rod 72 is fixedly connected to one side of the guide rod 51, an ash deposition box 71 is connected to the bottom end of the ash deposition box connecting rod 72, and an extrusion wheel 73 is rotatably mounted at the bottom end of the ash deposition box 71 through a mounting frame;
preferably, the furnace body 1 includes: cylindricality elasticity gasbag 12, preceding curb plate spout 13, sliding door 14, sliding door connecting rod 15 and air jet 16, the front side of furnace body 1 is provided with furnace body preceding curb plate 16, furnace body preceding curb plate 16 is connected to casing 54 one side of polishing, preceding curb plate spout 13 has been seted up to one side of furnace body preceding curb plate 16, the inboard of preceding curb plate spout 13 is provided with cylindricality elasticity gasbag 12, the bottom of guide bar 51 is connected with sliding door connecting rod 15 through the bearing, the bottom fixedly connected with sliding door 14 of sliding door connecting rod 15, the top of cylindricality elasticity gasbag 12 is connected to air jet 16 through the elasticity trachea, air jet 16 is located one side that sliding door 14 is close to casing 54 of polishing, the bottom of sliding door 14, grinding wheel 53 and extrusion wheel 73 flushes.
Preferably, the furnace body 1 further comprises: heating cavity 10, heating shaft 11 and heating wheel 17, heating cavity 10 has been seted up to the inside of furnace body 1, the inside rotation of heating cavity 10 is connected with heating shaft 11, the outside of heating shaft 11 is provided with heating wheel 17, one side of furnace body 1 rotates and is connected with the discharge door.
Preferably, a handle 71 is fixedly mounted at the center of the outer surface of the front end of the dust box 7, and the dust box 7 is of a U-shaped structure;
preferably, supporting feet 9 are arranged at four corner positions of the outer surface of the lower end of the support 2.
The specific working process is as follows:
when the polishing machine works, an operator connects a motor 8 with the model of Y180M-2 into a power supply, a power shaft of the motor 8 can drive a transmission shaft 31 at the front end inside a first transmission belt 3 to rotate so as to drive the first transmission belt 3 to rotate, the operator places a high-strength plate in a placing groove of a material tray 35, the material tray 35 is placed on a feeding belt 33 and inserted into a corresponding material tray positioning spine 34, the motor 8 is used for driving the first transmission belt 3 to rotate clockwise, the first transmission belt 3 drives the material tray 35 to move towards the rear end, the high-strength plate supported by the material tray 35 moving towards the rear end enters the inside of a polishing mechanism 5, the front end of the material tray 35 moves to the lower end of an extrusion wheel 73 and extrudes the extrusion wheel to move upwards, the extrusion wheel 73, an ash accumulation box 71 and an ash accumulation box connecting rod 72 integrally move upwards, the guide rod 51 is driven to move upwards, the guide rod 51 drives the transmission gear 52 to move upwards, and the transmission gear 52 moves upwards for a small distance to contact with the transmission belt 61, the transmission belt 61 has certain elasticity, the transmission gear 52 is in contact with the transmission belt 61, the transmission belt 61 drives the transmission gear 52 to rotate, the transmission gear 52 drives the polishing wheel 53 to rotate, and the high-strength plate can be initially polished at a low speed when the material tray 35 supports the high-strength plate to move to the bottom end of the polishing wheel 53; meanwhile, the guide rod 51 moves upwards and simultaneously drives the sliding door connecting rod 15 and the sliding door 14 to move upwards, the sliding door connecting rod 15 extrudes the cylindrical elastic air bag 12, the cylindrical elastic air bag 12 extrudes the air in the inner part into the air injection port 16 through the flexible air pipe after being extruded, the air injected from the air injection port 16 can enable the polishing waste scraps to better enter the dust deposition box 71, meanwhile, the bottom end of the initial position of the sliding door 14 is flush with the bottom end of the material tray 35, the sliding door 14 moves upwards to move the height of the material tray 35, and the material tray 35 can support the high-strength plate to enter the furnace body 1 for subsequent heating treatment; when the high-strength plate completely enters the furnace body 1, the sliding door 14 is closed; can produce the heat after resistance wire switch on the power and make heating shaft 11 generate heat, and heating wheel 17 heats the board that excels in, and outside motor drive heating wheel 17 rotates simultaneously and makes charging tray 35 bearing excels in the board and shift out furnace body 1 and pass through the ejection of compact of second conveyer belt 4.
The electric elements in the document are electrically connected with an external main controller and 220V mains supply through a transformer, the main controller can be a conventional known device controlled by a computer and the like, the product model provided by the invention is only used according to the structural characteristics of the product, the product can be adjusted and modified after being purchased, so that the product is more matched with and accords with the technical scheme of the invention, the product model is a technical scheme of the optimal application of the technical scheme, the product model can be replaced and modified according to the required technical parameters, and the product model is familiar to the technical personnel in the field, so that the technical scheme provided by the invention can clearly obtain the corresponding use effect.
In the description of the present invention, it is to be understood that the terms "center", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be taken as limiting the scope of the present invention.
While the invention has been described with reference to specific embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the scope of the invention. In addition, many modifications may be made to adapt a particular situation or material to the teachings of the invention without departing from its scope. Therefore, it is intended that the invention not be limited to the particular embodiment disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.
Claims (7)
1. The utility model provides a high strength board preheats stove before welding which characterized in that: comprises a furnace body (1), a bracket (2), a first conveyor belt (3), a second conveyor belt (4), a polishing mechanism (5), a transmission mechanism (6), a dust deposition mechanism (7), a motor (8) and supporting legs (9), the furnace body (1) is fixedly arranged at the inner central position of the bracket (2), the first conveyor belt (3) is arranged in the bracket (2), the second conveyor belt (4) is arranged at the rear end in the bracket (2), the grinding mechanism (5) is fixedly arranged on the outer surface of the front end of the furnace body (1) close to the upper end, the dust-collecting mechanism (7) is movably arranged at the front end inside the grinding mechanism (5), the transmission mechanism (6) penetrates through the support (2) and the grinding mechanism (5), the motor (8) is fixedly arranged on the outer surface of one side of the bracket (2) and is close to the front position;
the grinding mechanism (5) comprises: the grinding machine comprises a guide rod (51), a transmission gear (52), a grinding wheel (53), a grinding shell (54), a sliding sleeve (55) and a grinding wheel shaft (56); the top end of the polishing shell (54) is connected with two guide rods (51) in a sliding mode through a sliding sleeve (55), the bottom ends of the two guide rods (51) are connected with a polishing wheel shaft (56) in a rotating mode through bearings, a polishing wheel (53) and two transmission gears (52) are fixedly installed on the polishing wheel shaft (56), the number of the transmission gears (52) is two, and the two transmission gears (52) are located at positions close to the inner wall of the polishing shell (54) respectively;
the first conveyor belt (3) comprises two transmission belt wheels (31), a side driving gear (32), a feeding belt (33), a material tray positioning thorn (34) and a material tray (35); pay-off belt (33) are installed in the outside of two driving pulley (31), motor (8) are close to one of front end in two driving pulley (31) through the pivot drive, another driving pulley (31) are connected with side drive gear (32) through the pivot, the outside of pay-off belt (33) is provided with charging tray location thorn (34), charging tray location thorn (34) are fixed a position charging tray (35) through the recess that charging tray (35) bottom corresponds.
2. The high-strength plate pre-welding furnace as claimed in claim 1, wherein: the transmission mechanism (6) comprises: a drive belt (61) and a drive belt positioning gear (62); the inside both sides of casing (54) of polishing are rotated through the pivot and are connected with drive belt positioning gear (62), the outside of drive belt positioning gear (62) and side drive gear (32) is provided with drive belt (61), drive gear (52) are located the inside of drive belt (61).
3. The high-strength plate pre-welding furnace as claimed in claim 2, wherein: the dust deposition mechanism (7) comprises: the dust box (71), a dust box connecting rod (72) and an extrusion wheel (73); one side fixedly connected with deposition case connecting rod (72) of guide bar (51), the bottom of deposition case connecting rod (72) is connected with deposition case (71), extrusion wheel (73) are installed through the mounting bracket rotation in the bottom of deposition case (71).
4. The high-strength plate pre-welding furnace as claimed in claim 3, wherein: the furnace body (1) comprises: a cylindrical elastic air bag (12), a front side plate chute (13), a sliding door (14), a sliding door connecting rod (15) and an air jet (16), a furnace body front side plate (16) is arranged on the front side of the furnace body (1), the furnace body front side plate (16) is connected to one side of the grinding shell (54), one side of the furnace body front side plate (16) is provided with a front side plate sliding groove (13), a cylindrical elastic air bag (12) is arranged on the inner side of the front side plate sliding groove (13), the bottom end of the guide rod (51) is connected with a sliding door connecting rod (15) through a bearing, the bottom end of the sliding door connecting rod (15) is fixedly connected with a sliding door (14), the top end of the cylindrical elastic air bag (12) is connected to an air nozzle (16) through an elastic air pipe, the air jet opening (16) is positioned on one side of the sliding door (14) close to the grinding shell (54), the bottom ends of the sliding door (14), the grinding wheel (53) and the extrusion wheel (73) are flush.
5. The high-strength plate pre-welding furnace as claimed in claim 4, wherein: the furnace body (1) further comprises: heating cavity (10), heating shaft (11) and heating wheel (17), heating cavity (10) have been seted up to the inside of furnace body (1), the inside rotation of heating cavity (10) is connected with heating shaft (11), the outside of heating shaft (11) is provided with heating wheel (17), one side rotation of furnace body (1) is connected with the discharge door.
6. The high-strength plate pre-welding furnace as claimed in claim 1, wherein: the central position of the outer surface of the front end of the dust accumulation box (7) is fixedly provided with a handle (71), and the dust accumulation box (7) is of a U-shaped structure.
7. The high-strength plate pre-welding furnace as claimed in claim 1, wherein: supporting legs (9) are arranged at four corner positions of the outer surface of the lower end of the support (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943424.1A CN113798739A (en) | 2021-08-17 | 2021-08-17 | High-strength plate pre-heating furnace before welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110943424.1A CN113798739A (en) | 2021-08-17 | 2021-08-17 | High-strength plate pre-heating furnace before welding |
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| Publication Number | Publication Date |
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| CN113798739A true CN113798739A (en) | 2021-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110943424.1A Pending CN113798739A (en) | 2021-08-17 | 2021-08-17 | High-strength plate pre-heating furnace before welding |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN117226630A (en) * | 2023-11-14 | 2023-12-15 | 乾安天顺风电叶片有限公司 | High-precision full-automatic polishing device for wind power blade girder |
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| CN117226630B (en) * | 2023-11-14 | 2024-01-26 | 乾安天顺风电叶片有限公司 | High-precision full-automatic polishing device for wind power blade girder |
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