CN112658538A - Preheating device before welding for aluminum alloy by using waste heat - Google Patents

Preheating device before welding for aluminum alloy by using waste heat Download PDF

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Publication number
CN112658538A
CN112658538A CN202011451377.0A CN202011451377A CN112658538A CN 112658538 A CN112658538 A CN 112658538A CN 202011451377 A CN202011451377 A CN 202011451377A CN 112658538 A CN112658538 A CN 112658538A
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plate
wall
aluminum alloy
heat
gear
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CN202011451377.0A
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廖日豪
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Abstract

The invention belongs to the technical field of aluminum alloy welding, and particularly relates to a preheating device for welding an aluminum alloy by using waste heat. The invention has reasonable design, can recover and transmit the waste heat on the aluminum alloy and preheat the aluminum alloy to be welded through the waste heat by the mutual matching of the first heat-conducting plate, the second heat-conducting plate, the third heat-conducting plate, the exhaust fan blade, the blowing fan blade and other components, effectively avoids the waste of resources, and has simple use and convenient operation.

Description

Preheating device before welding for aluminum alloy by using waste heat
Technical Field
The invention relates to the technical field of aluminum alloy welding, in particular to a preheating device for aluminum alloy before welding by utilizing waste heat.
Background
Aluminum alloys are the most widely used class of non-ferrous structural materials in industry and have found a number of applications in the aerospace, automotive, mechanical manufacturing, marine and chemical industries. The rapid development of industrial economy has increased the demand for aluminum alloy welded structural members, and the research on the weldability of aluminum alloys is also deepened.
The aluminum alloy can not be welded in the production and use of the aluminum alloy, the welding of the aluminum alloy is different from the welding of ironwork, in the welding process of the aluminum alloy, more energy is consumed for heating the aluminum alloy, the direct loss of waste heat in the welding process can lead to the waste of resources, however, the waste heat on the aluminum alloy can not be effectively recycled in the welding process of the existing aluminum alloy, so that the resources are wasted, and therefore the preheating device used for solving the problems before the welding of the aluminum alloy by utilizing the waste heat is provided.
Disclosure of Invention
The invention aims to solve the defects of the prior art and provides a preheating device for aluminum alloy before welding by utilizing waste heat.
In order to achieve the purpose, the invention adopts the following technical scheme:
a preheating device before welding aluminum alloy by utilizing waste heat comprises a bottom plate, wherein supporting legs are arranged at four corners of the bottom plate, a shell and a first box are sequentially and fixedly arranged at the top of the bottom plate from left to right, the inner walls of two sides of the shell are provided with a same transverse plate in a sliding manner, the inner wall of the top of the shell is fixedly provided with the top end of a hydraulic rod, the bottom end of the hydraulic rod is fixedly connected with the top side of the transverse plate, the bottom side of the transverse plate is fixedly provided with a mounting seat, the bottom of the mounting seat is fixedly provided with a welding mechanism, the inner wall of the bottom of the shell is fixedly provided with a second box, the inner wall of the bottom of the second box is fixedly provided with a small box body, the inner wall of the bottom of the small box body is fixedly provided with a motor, an output shaft of the motor is, one end of the first shaft extends to one side of the second box and is fixedly sleeved with a first cone pulley, one side of the inner wall of the bottom of the shell is rotatably provided with the bottom end of a second shaft, the top end of the second shaft is fixedly sleeved with a blower blade, the outer side of the second shaft is fixedly sleeved with a second cone pulley, the first cone pulley is meshed with the second cone pulley, the other end of the first shaft extends into the first box and is fixedly sleeved with a suction fan blade, the top of the second box is slidably provided with two vertical plates, the bottoms of the two vertical plates extend into the second box, the tops of the two vertical plates are fixedly provided with clamping plates, one sides of the two vertical plates, which are close to each other, are fixedly provided with racks, two third shafts are rotatably arranged on the inner wall of the front side of the second box and on the inner wall of the rear side of the second box, and the outer sides of the third shafts, a fourth shaft is rotatably installed at the top of the second box, the bottom end of the fourth shaft extends into the second box and is fixedly sleeved with a fourth gear, spiral teeth are arranged on the outer side of the fourth shaft, two second plates are fixedly installed on the inner wall of the top of the second box, the same fifth shaft is rotatably installed on the two second plates, two ends of the fifth shaft respectively extend to one side, away from the two second plates, of the two second plates and is fixedly sleeved with a fourth cone pulley, the fourth cone pulley positioned on the same side is meshed with the third cone pulley, a worm gear is fixedly sleeved on the outer side of the fifth shaft and is meshed with the worm gear, two third plates are fixedly installed on the inner wall of the top of the small box body, the same transverse rod is fixedly installed on the two third plates, two sliding plates are slidably installed on the transverse rod, the bottom ends of the two sliding plates are fixedly installed with the same mounting plate, and two sixth shafts are rotatably installed on, the top of sixth axle extends to the top of mounting panel and fixed cover is equipped with the fifth gear, the fixed cover in bottom of sixth axle is equipped with the sixth gear, and fifth gear and fourth gear looks adaptation, the fixed cover in the outside of primary shaft is equipped with the second gear, the primary gear meshes with the second gear mutually, the both sides of second gear all are based on the primary shaft for the fixed welding in centre of a circle has annular toothed plate, and lie in the sixth gear and the annular toothed plate looks adaptation with one side, feed inlet and discharge gate have been seted up respectively to the both sides of casing.
Preferably, the first grooves are formed in the inner walls of the two sides of the shell, the same sliding rod is fixedly mounted on the inner wall of the top of the first groove and the inner wall of the bottom of the first groove, the transverse plate is provided with two sliding holes, the two sliding holes are respectively in sliding connection with the corresponding sliding rods, the transverse plate can stably slide through the first grooves and the sliding rods, and meanwhile, the movement range of the transverse plate can be effectively limited.
Preferably, the clearing hole has been seted up to one side of casing, and the clearing hole communicates with first case mutually, fixed mounting has same first board on the top inner wall of clearing hole and the bottom inner wall, and has seted up the rotation hole on the first board, the fixed cover in the outside of primary shaft is equipped with the inner circle of bearing, the outer lane fixed mounting of bearing can make the primary shaft remain stable rotation through first board and bearing in rotating the hole.
Preferably, a fourth plate is fixedly mounted on one side of the top of the small box body, one end of an electric push rod is fixedly mounted at the bottom end of one side of the fourth plate, the other end of the electric push rod is fixedly connected with one end of the mounting plate, and the mounting plate can be pushed by the electric push rod to enable the sliding plate to slide along the cross rod.
Preferably, the top of second case is provided with the opening, and fixed mounting has first heat-conducting plate in the opening, can be with the waste heat transfer who produces to the second incasement when welding through first heat-conducting plate.
Preferably, the top fixed mounting of first case has the second heat-conducting plate, and has seted up a plurality of inlet ports on the second heat-conducting plate, can be with the leading-in first incasement of partial waste heat of welding completion through second heat-conducting plate and a plurality of inlet ports.
Preferably, a plurality of third heat-conducting plates are fixedly mounted on the bottom side of the second heat-conducting plate and the inner wall of the bottom of the first box, circulation holes are formed in the plurality of third heat-conducting plates, and the plurality of third heat-conducting plates can be matched with the circulation holes to facilitate extraction of the exhaust fan blades for extracting the waste heat.
Preferably, the rotating pins are fixedly mounted on the bottom of the inner walls of the front side and the rear side of the feeding hole and the bottom of the inner walls of the front side and the rear side of the discharging hole, the guide rollers are fixedly sleeved on the outer sides of the two rotating pins, and feeding and discharging are facilitated through the guide rollers.
Preferably, the same cover plate is fixedly mounted on the top of one side of the second box and the inner wall of one side of the shell, the front side and the rear side of the cover plate are respectively in contact with the inner walls of the front side and the rear side of the shell, and the situation that a large amount of residual heat escapes when the residual heat is extracted by the extraction fan blade can be avoided through the cover plate.
When the preheating device is used, firstly, a power supply is switched on, a motor is started, an output shaft of the motor rotates to drive a first gear to drive a second gear to drive a first shaft to rotate, the first shaft rotates to drive an exhaust fan blade to exhaust air, the first shaft drives a second shaft through a first bevel wheel and a second bevel wheel to drive a blowing fan blade to rotate, an electric push rod is controlled to drive a mounting plate to drive a sixth shaft to enable a fifth gear and a sixth gear to be respectively meshed with a fourth gear and an annular gear plate, so that the fourth shaft drives a worm wheel and a fifth shaft to synchronously rotate through spiral teeth, the fifth shaft drives a third shaft through the fourth bevel wheel and the third bevel wheel to enable a third gear to rotate, and a vertical plate is driven to drive a clamping plate to synchronously move under the action of a rack;
putting the aluminum alloy to be welded into the feeding hole, clamping and fixing the aluminum alloy under the action of a clamping plate, controlling a welding mechanism to perform welding operation through a hydraulic rod, absorbing heat generated during welding under the action of a first heat-conducting plate and transferring the heat into a second box, lifting the clamping plate to push the aluminum alloy to the right to a discharging hole after one welding spot is welded, allowing the aluminum alloy to enter the upper part of the first box through the discharging hole, guiding the aluminum alloy under the action of a guide roller, continuously feeding the aluminum alloy through the feeding hole, clamping and fixing the aluminum alloy through the clamping plate, welding the aluminum alloy through the welding mechanism, transferring residual heat of the welded aluminum alloy into the first box under the action of the second heat-conducting plate and a third heat-conducting plate, conveying the heat to the left under the action of an exhaust fan blade, and discharging the residual heat generated in the welding process and the heat of the welded aluminum alloy to be welded to the aluminum alloy at the feeding hole, and preheating the aluminum alloy to be welded.
The invention has reasonable design, can recover and transmit the waste heat on the aluminum alloy and preheat the aluminum alloy to be welded through the waste heat by the mutual matching of the first heat-conducting plate, the second heat-conducting plate, the third heat-conducting plate, the exhaust fan blade, the blowing fan blade and other components, effectively avoids the waste of resources, and has simple use and convenient operation.
Drawings
FIG. 1 is a schematic structural diagram of a preheating device for aluminum alloy before welding by using waste heat according to the present invention;
FIG. 2 is a schematic structural diagram of a portion A in FIG. 1 with a preheating device before welding of aluminum alloy by using waste heat according to the present invention;
FIG. 3 is a schematic structural diagram of a part B in FIG. 1 with a preheating device before welding for aluminum alloy by using waste heat according to the present invention;
FIG. 4 is a schematic structural diagram of a portion C in FIG. 1 with a preheating device before welding for aluminum alloy by using waste heat according to the present invention;
FIG. 5 is a schematic structural diagram of a portion D in FIG. 1 with a preheating device before welding for aluminum alloy by using waste heat according to the present invention;
FIG. 6 is a schematic cross-sectional structural view of a small box portion with a preheating device before welding of aluminum alloy by using waste heat according to the present invention;
FIG. 7 is a schematic structural diagram of a portion E in FIG. 6 with a preheating device before welding for aluminum alloy by using waste heat according to the present invention;
fig. 8 is a side view of the first shaft, the second gear and the annular toothed plate of the preheating device before welding of aluminum alloy by using waste heat according to the present invention.
In the figure: 1. a base plate; 2. a housing; 3. a first tank; 4. a first groove; 5. a slide bar; 6. a transverse plate; 7. a hydraulic lever; 8. a mounting seat; 9. a second tank; 10. a small box body; 11. a motor; 12. a first gear; 13. a first shaft; 14. a first cone pulley; 15. a second shaft; 16. a blower fan blade; 17. a second cone; 18. an extraction fan blade; 19. a first plate; 20. a vertical plate; 21. a rack; 22. a third axis; 23. a third cone pulley; 24. a third gear; 25. a fourth axis; 26. a second plate; 27. a fifth shaft; 28. a fourth cone pulley; 29. a worm gear; 30. a fourth gear; 31. a third plate; 32. a cross bar; 33. a sliding plate; 34. mounting a plate; 35. a sixth axis; 36. a fifth gear; 37. a sixth gear; 38. an electric push rod; 39. a second gear; 40. a ring toothed plate; 41. a fourth plate; 42. a first heat-conducting plate; 43. a second heat-conducting plate; 44. a third heat-conducting plate; 45. and (4) clamping the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-8, a preheating device for aluminum alloy welding by using waste heat comprises a bottom plate 1, wherein four corners of the bottom plate 1 are respectively provided with a supporting leg, the top of the bottom plate 1 is sequentially and fixedly provided with a shell 2 and a first box 3 from left to right, two inner side walls of the shell 2 are slidably provided with a same transverse plate 6, the inner wall of the top of the shell 2 is fixedly provided with the top end of a hydraulic rod 7, the bottom end of the hydraulic rod 7 is fixedly connected with the top side of the transverse plate 6, the bottom side of the transverse plate 6 is fixedly provided with a mounting seat 8, the bottom of the mounting seat 8 is fixedly provided with a welding mechanism, the inner wall of the bottom of the shell 2 is fixedly provided with a second box 9, the inner wall of the bottom of the second box 9 is fixedly provided with a small box 10, the inner wall of the bottom of the small box 10 is fixedly provided with a motor 11, an, one end of a first shaft 13 extends to one side of a second box 9 and is fixedly sleeved with a first cone pulley 14, one side of the inner wall of the bottom of a shell 2 is rotatably provided with the bottom end of a second shaft 15, the top end of the second shaft 15 is fixedly sleeved with a blower fan blade 16, the outer side of the second shaft 15 is fixedly sleeved with a second cone pulley 17, the first cone pulley 14 is meshed with the second cone pulley 17, the other end of the first shaft 13 extends into the first box 3 and is fixedly sleeved with a blower fan blade 18, the top of the second box 9 is slidably provided with two vertical plates 20, the bottom ends of the two vertical plates 20 extend into the second box 9, the top ends of the two vertical plates 20 are fixedly provided with clamping plates 45, one sides of the two vertical plates 20, which are close to each other, are fixedly provided with racks 21, two third shafts 22 are rotatably arranged on the inner wall of the front side and the inner wall of the rear side of the second box 9, the outer side of, a fourth shaft 25 is rotatably mounted at the top of the second box 9, the bottom end of the fourth shaft 25 extends into the second box 9 and is fixedly sleeved with a fourth gear 30, the outer side of the fourth shaft 25 is provided with helical teeth, the inner wall of the top of the second box 9 is fixedly mounted with two second plates 26, the two second plates 26 are rotatably mounted with the same fifth shaft 27, two ends of the fifth shaft 27 respectively extend to the side of the two second plates 26 away from each other and are fixedly sleeved with a fourth cone pulley 28, the fourth cone pulley 28 positioned at the same side is engaged with the third cone pulley 23, the outer side of the fifth shaft 27 is fixedly sleeved with a worm gear 29, the helical teeth are engaged with the worm gear 29, the inner wall of the top of the small box 10 is fixedly mounted with two third plates 31, the two third plates 31 are fixedly mounted with the same cross rod 32, the cross rod 32 is slidably mounted with two sliding plates 33, the bottom ends of the two sliding plates 33 are fixedly mounted, rotate on the mounting panel 34 and install two sixth axles 35, the top of sixth axle 35 extends to the top of mounting panel 34 and fixed cover is equipped with fifth gear 36, the fixed cover in bottom of sixth axle 35 is equipped with sixth gear 37, and fifth gear 36 and fourth gear 30 looks adaptation, the fixed cover in the outside of primary shaft 13 is equipped with second gear 39, primary gear 12 meshes with second gear 39 mutually, the both sides of second gear 39 all are based on primary shaft 13 for the fixed welding of centre of a circle has annular toothed plate 40, and lie in sixth gear 37 and the 40 looks adaptations of annular toothed plate with one side, feed inlet and discharge gate have been seted up respectively to casing 2's both sides.
In this embodiment, first groove 4 has all been seted up on the both sides inner wall of casing 2, and fixed mounting has same slide bar 5 on the top inner wall of first groove 4 and the bottom inner wall, has seted up two slide openings on diaphragm 6, and two slide openings respectively with corresponding slide bar 5 sliding connection, can make diaphragm 6 keep stable slip through first groove 4 and slide bar 5, can effectually prescribe a limit to the motion range of diaphragm 6 simultaneously.
In this embodiment, one side of the housing 2 is provided with a through hole, the through hole is communicated with the first box 3, the top inner wall of the through hole and the bottom inner wall are fixedly provided with the same first plate 19, the first plate 19 is provided with a rotating hole, the outer side of the first shaft 13 is fixedly provided with an inner ring of a bearing, the outer ring of the bearing is fixedly arranged in the rotating hole, and the first shaft 13 can be kept in stable rotation through the first plate 19 and the bearing.
In this embodiment, a fourth plate 41 is fixedly mounted on one side of the top of the small box 10, one end of the electric push rod 38 is fixedly mounted at the bottom end of one side of the fourth plate 41, the other end of the electric push rod 38 is fixedly connected with one end of the mounting plate 34, and the mounting plate 34 can be pushed by the electric push rod 38 to enable the sliding plate 33 to slide along the cross bar 32.
In this embodiment, the top of the second box 9 is provided with an opening, and the opening is internally and fixedly provided with a first heat conducting plate 42, so that the waste heat generated during welding can be transferred into the second box 9 through the first heat conducting plate 42.
In this embodiment, the second heat-conducting plate 43 is fixedly mounted on the top of the first box 3, and the second heat-conducting plate 43 is provided with a plurality of air inlets, so that the residual heat of the welded part can be introduced into the first box 3 through the second heat-conducting plate 43 and the air inlets.
In this embodiment, a plurality of third heat-conducting plates 44 are fixedly mounted on the bottom side of the second heat-conducting plate 43 and the inner wall of the bottom of the first box 3, and circulation holes are formed in the plurality of third heat-conducting plates 44, so that the extraction fan blade 18 can conveniently extract the waste heat through the cooperation of the plurality of third heat-conducting plates 44 and the circulation holes.
In this embodiment, the equal fixed mounting in both sides inner wall bottom around the feed inlet and the discharge gate has the rotating pin, and the outside of two rotating pins is all fixed the cover and is equipped with the guide roll, is convenient for carry out feeding and ejection of compact through the guide roll.
In this embodiment, the same cover plate is fixedly mounted on the top of one side of the second box 9 and the inner wall of one side of the casing 2, and the front and rear sides of the cover plate are respectively in contact with the inner walls of the front and rear sides of the casing 2, so that the situation that a large amount of residual heat escapes from the exhaust fan blade 18 during residual heat extraction can be avoided through the cover plate.
In the invention, when the welding machine is used, firstly, a power supply is switched on, the motor 11 is started, the output shaft of the motor 11 rotates to drive the first gear 12 to rotate, the first gear 12 rotates to drive the second gear 39 to rotate, the second gear 39 rotates to drive the first shaft 13 to rotate, the first shaft 13 rotates to drive the exhaust fan blade 18 to exhaust air, the first shaft 13 drives the second shaft 15 through the first bevel wheel 14 and the second bevel wheel 17 to drive the exhaust fan blade 16 to rotate, the mounting plate 34 drives the sixth shaft 35 through controlling the electric push rod 38 to enable the fifth gear 36 and the sixth gear 37 to be respectively meshed with the fourth gear 30 and the annular toothed plate 40, the fourth shaft 25 drives the worm wheel 29 and the fifth shaft 27 to synchronously rotate through the helical teeth, the fifth shaft 27 drives the third shaft 22 through the fourth bevel wheel 28 and the third bevel wheel 23 to enable the third gear 24 to rotate, the vertical plate 20 is driven under the action of the rack 21 to drive the clamping plate 45 to synchronously move, aluminum alloy to be welded is placed from a feeding hole, and the The lower part of the mechanism, make the grip block 45 carry on the fixed grip to the aluminium alloy needing to weld through motor 11 and electric push rod 38, control the welding mechanism to carry on the welding operation through the hydraulic stem 7, the heat produced while welding adsorbs and transmits to the second case 9 under the influence of the first heat-conducting plate 42, after a welding spot is welded, raise the grip block 45 and promote the aluminium alloy to the discharge port right, and enter the top of the first case 3 through the discharge port, guide the aluminium alloy under the influence of the guide roll, continue the feeding through the feed inlet, and carry on the grip to fix through the grip block 45, weld through the welding mechanism, the aluminium alloy that finishes welding transmits the residual heat to the first case 3 under the influence of the second heat-conducting plate 43 and third heat-conducting plate 44, transport the heat to the left under the influence of the exhaust fan leaf 18, under the influence of the fan leaf 16 of the blower, discharge the residual heat produced in the welding process and heat of the aluminium alloy that finishes welding to the feed inlet to treat the welded Preheating the aluminum alloy to be welded on the aluminum alloy.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof should be equivalent or changed within the scope of the present invention.

Claims (9)

1. The preheating device with the function of utilizing waste heat to weld the aluminum alloy comprises a bottom plate (1), wherein supporting legs are arranged at four corners of the bottom plate (1), and is characterized in that a shell (2) and a first box (3) are sequentially and fixedly arranged at the top of the bottom plate (1) from left to right, the inner walls of two sides of the shell (2) are slidably arranged with a same transverse plate (6), the inner wall of the top of the shell (2) is fixedly provided with the top end of a hydraulic rod (7), the bottom end of the hydraulic rod (7) is fixedly connected with the top side of the transverse plate (6), the bottom side of the transverse plate (6) is fixedly provided with a mounting seat (8), the bottom of the mounting seat (8) is fixedly provided with a welding mechanism, the inner wall of the bottom of the shell (2) is fixedly provided with a second box (9), the inner wall of the bottom of the second box (9) is fixedly, fixed mounting has motor (11) on the bottom inner wall of little box (10), fixed cover is equipped with first gear (12) on the output shaft of motor (11), rotate on the both sides inner wall of little box (10) and install primary shaft (13), the one end of primary shaft (13) extends to one side of second case (9) and fixed cover is equipped with first cone pulley (14), the bottom of second axle (15) is installed in the rotation of bottom inner wall one side of casing (2), the fixed cover in top of secondary shaft (15) is equipped with fan impeller (16), the fixed cover in the outside of secondary shaft (15) is equipped with second cone pulley (17), first cone pulley (14) and second cone pulley (17) mesh mutually, the other end of primary shaft (13) extends to in first case (3) and fixed cover is equipped with fan impeller (18), the top slidable mounting of second case (9) has two risers (20), the bottom of two risers (20) all extends to in second case (9), the equal fixed mounting in top of two risers (20) has grip block (45), the equal fixed mounting in one side that two risers (20) are close to each other has rack (21), rotate on the front side inner wall of second case (9) and on the rear side inner wall and install two third axles (22), the outside of third axle (22) is from the past to the back in proper order fixed cover be equipped with third cone pulley (23) and third gear (24), the top of second case (9) is rotated and is installed fourth axle (25), the bottom of fourth axle (25) extends to in second case (9) and fixed cover is equipped with fourth gear (30), the spiral tooth has been seted up in the outside of fourth axle (25), fixed mounting has two second boards (26) on the top inner wall of second case (9), rotates on two second boards (26) and installs same fifth axle (27), the two ends of the fifth shaft (27) respectively extend to one side, far away from each other, of the two second plates (26) and are fixedly sleeved with a fourth conical pulley (28), the fourth conical pulley (28) positioned on the same side is meshed with the third conical pulley (23), a worm wheel (29) is fixedly sleeved on the outer side of the fifth shaft (27), the spiral teeth are meshed with the worm wheel (29), two third plates (31) are fixedly installed on the inner wall of the top of the small box body (10), the two third plates (31) are fixedly installed with the same cross rod (32), two sliding plates (33) are slidably installed on the cross rod (32), the bottom ends of the two sliding plates (33) are fixedly installed with the same mounting plate (34), two sixth shafts (35) are rotatably installed on the mounting plate (34), the top ends of the sixth shafts (35) extend to the upper portion of the mounting plate (34) and are fixedly sleeved with fifth gears (36), the fixed cover in bottom of sixth axle (35) is equipped with sixth gear (37), and fifth gear (36) and fourth gear (30) looks adaptation, the fixed cover in the outside of primary shaft (13) is equipped with second gear (39), first gear (12) mesh with second gear (39) mutually, the both sides of second gear (39) all have annular pinion rack (40) for the fixed welding of centre of a circle based on primary shaft (13), and lie in sixth gear (37) and annular pinion rack (40) looks adaptation with one side, feed inlet and discharge gate have been seted up respectively to the both sides of casing (2).
2. The preheating device for aluminum alloy before welding by using waste heat as claimed in claim 1, wherein the inner walls of the two sides of the housing (2) are both provided with first grooves (4), the top inner wall and the bottom inner wall of the first grooves (4) are fixedly provided with the same slide bar (5), the transverse plate (6) is provided with two slide holes, and the two slide holes are respectively connected with the corresponding slide bars (5) in a sliding manner.
3. The preheating device used before welding of aluminum alloy by using waste heat as claimed in claim 1, wherein one side of the housing (2) is provided with a through hole and communicated with the first box (3) through the through hole, the top inner wall and the bottom inner wall of the through hole are fixedly provided with the same first plate (19), the first plate (19) is provided with a rotating hole, the outer side of the first shaft (13) is fixedly sleeved with an inner ring of a bearing, and the outer ring of the bearing is fixedly arranged in the rotating hole.
4. The preheating device for the aluminum alloy before welding by using the waste heat as claimed in claim 1, wherein a fourth plate (41) is fixedly mounted on one side of the top of the small box body (10), one end of an electric push rod (38) is fixedly mounted at the bottom end of one side of the fourth plate (41), and the other end of the electric push rod (38) is fixedly connected with one end of the mounting plate (34).
5. The preheating device for aluminum alloy before welding by using residual heat as claimed in claim 1, wherein the second box (9) is provided with an opening at the top, and the first heat conducting plate (42) is fixedly arranged in the opening.
6. The preheating device for aluminum alloy before welding by using residual heat as claimed in claim 1, wherein a second heat-conducting plate (43) is fixedly mounted on the top of the first box (3), and a plurality of air inlets are formed on the second heat-conducting plate (43).
7. The preheating device for aluminum alloy before welding by using residual heat as claimed in claim 6, wherein a plurality of third heat-conducting plates (44) are fixedly mounted on the bottom side of the second heat-conducting plate (43) and the inner wall of the bottom of the first box (3), and the plurality of third heat-conducting plates (44) are provided with circulation holes.
8. The preheating device for aluminum alloy welding by using residual heat as claimed in claim 1, wherein rotating pins are fixedly installed at the bottom of the inner walls at the front and rear sides of the feeding hole and at the bottom of the inner walls at the front and rear sides of the discharging hole, and guide rollers are fixedly installed at the outer sides of the two rotating pins.
9. The preheating device for aluminum alloy before welding by using waste heat as claimed in claim 1, wherein the same cover plate is fixedly mounted on the top of one side of the second box (9) and the inner wall of one side of the shell (2), and the front side and the rear side of the cover plate are respectively in contact with the inner walls of the front side and the rear side of the shell (2).
CN202011451377.0A 2020-12-09 2020-12-09 Preheating device before welding for aluminum alloy by using waste heat Pending CN112658538A (en)

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Application publication date: 20210416