Discharging mechanism of double-layer electric heating furnace

Abstract

The utility model provides a discharging mechanism of a double-layer electric heating furnace, and belongs to the technical field of electric heating furnaces. The discharging mechanism of the double-layer electric heating furnace comprises a transmission box, a first transmission roller, a second transmission roller, a heating box, a heating wire assembly, a tray, a first discharging port, a second discharging port, a lifting mechanism and a furnace door assembly. The lifting mechanism is installed on the side wall of the heating box, the lifting mechanism is connected with the furnace door assembly, and the furnace door assembly is buckled at the first discharging port, so that the lifting mechanism can drive the furnace door assembly to move up and down, and the furnace door assembly can open or close the first discharging port; heat loss in the heating box can be avoided, it can be ensured that the workpieces can be moved out through the first discharging opening, and the use experience of products is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electric heating furnace, concretely relates to a double -deck electric heating furnace discharge mechanism. BACKGROUND

[0002] In the related art, when the workpiece is heat treated, the workpiece is usually placed in the heating furnace tunnel, and the workpiece is moved in the heating furnace tunnel, so that the workpiece is heated during movement to complete the heat treatment of the workpiece.

[0003] The prior art (authorized announcement number: CN218821603U) discloses a heating furnace for electronic packaging material preparation, which is connected by rotation between the rotating disc and the rotating groove, which can avoid friction between the supporting disc and the ground, and the supporting disc will not rotate when the two semicircular pipes and the adjusting pipe produce relative displacement, thereby avoiding the occurrence of large friction and improving the convenience of use.

[0004] In the prior art, the workpiece is moved in the heating box by the conveyor belt, thereby realizing the conveying of the workpiece; since the two ends of the heating box are not closed, the heat in the heating box is easily lost, thereby reducing the use experience of the product. UTILITY MODEL CONTENTS

[0005] In order to solve the problem of the prior art that the two ends of the heating box are not closed, the heat in the heating box is easily lost, and the use experience of the product is reduced, the utility model provides a double-layer electric heating furnace discharge mechanism, which is installed on the side wall of the heating box by using a lifting mechanism, the lifting mechanism is connected with the furnace door assembly, and the furnace door assembly is buckled at the first discharge port, so that the lifting mechanism can drive the furnace door assembly to move up and down, thereby realizing that the furnace door assembly can open or close the first discharge port. Not only can the heat loss in the heating box be avoided, but also the workpiece can be moved out through the first discharge port, thereby improving the use experience of the product. The specific technical scheme is as follows:

[0006] The utility model provides a kind of double-layer electric heating furnace discharge mechanism, double-layer electric heating furnace discharge mechanism includes: transmission case, first transmission roller, second transmission roller, heating box, heating wire subassembly, tray, first discharge port, second discharge port, lifting mechanism and furnace door subassembly;Transmission case is hollow cavity;Multiple first transmission roller is rotatably connected with the top of transmission case;Multiple second transmission roller is located in transmission case, multiple second transmission roller is rotatably connected with transmission case, and second transmission roller is below first transmission roller;Heating box is hollow cavity, and heating box is connected with the top of the side of transmission case;Multiple heating wire subassembly is installed in heating box, and heating wire subassembly is above first transmission roller;Tray is hollow cavity with opening in top, and tray is installed in transmission case, and tray is between first transmission roller and second transmission roller;First discharge port is arranged at the bottom of heating box, and first discharge port is above first transmission roller;Second discharge port is arranged on the side wall of transmission case, and second discharge port is above second transmission roller;Lifting mechanism is installed on the side wall of heating box;Furnace door subassembly is connected with lifting mechanism, and furnace door subassembly is buckled at first discharge port.

[0007] In addition, the double-layer electric heating furnace discharge mechanism of the above technical solution provided by the utility model can also have the following additional technical features:

[0008] In the above technical solution, the lifting mechanism includes: a driving device, two drive shafts, two gears, a lifting frame and two rack assemblies;The driving device is installed on the side wall of the heating box;The two drive shafts are rotatably connected with the side wall of the heating box, and one end of the two drive shafts is connected with the output end of the driving device;The two gears are respectively sleeved on the outer sides of the other ends of the two drive shafts;The lifting frame is located on the side of the drive shaft away from the heating box, and the lifting frame is connected with the top of the furnace door assembly;The two rack assemblies are installed at the two ends of the lifting frame, and the rack assemblies are engaged with the gears.

[0009] In the above technical solution, the lifting mechanism further includes: two auxiliary cylinders and two connecting frames;The two auxiliary cylinders are provided with output shafts, and the two auxiliary cylinders are installed on the side wall of the heating box, and the two auxiliary cylinders are located on the two sides of the driving device;The two connecting frames are respectively connected with the output shafts of the two auxiliary cylinders, and the two connecting frames are simultaneously connected with the lifting frame.

[0010] In the above technical solution, the lifting mechanism further includes: two sliding rails and two sliding blocks;The two sliding rails are installed on the side wall of the heating box, and the sliding rails are located on the side of the connecting frame close to the heating box;The sliding block is provided with a sliding groove, and the two sliding blocks are respectively connected with the two connecting frames, and the two sliding rails respectively pass through the sliding grooves of the two sliding blocks.

[0011] In the technical scheme, the rack assembly comprises a fixing seat, an adjusting seat, connecting holes, connecting bolts, a rack body, a threaded hole and an adjusting stud; the fixing seat is installed on the lifting frame; the adjusting seat is located on the side of the fixing seat close to the heating box; the connecting holes are long strips, and a plurality of connecting holes are arranged in the adjusting seat; the connecting bolts are respectively inserted through the connecting holes, and the connecting bolts are embedded in the lifting frame; the rack body is connected with the adjusting seat, and the rack body is engaged with the gear; the threaded hole is internally threaded, and the threaded hole is arranged in the fixing seat; the adjusting stud is externally threaded, and the adjusting stud is inserted through the threaded hole and abuts against the adjusting seat; and the internal thread is matched with the external thread.

[0012] In the technical scheme, the double-layer electric heating furnace discharging mechanism further comprises mounting seats, supporting plates and clamping pieces; the mounting seats are L-shaped, a plurality of mounting seats are fixed on the two inner walls of the transmission box, and the mounting seats are located on the two sides of the tray; the supporting plates are connected with the ends of the mounting seats, and the supporting plates are perpendicular to the mounting seats; the clamping pieces are U-shaped, two clamping pieces are connected with the two sides of the tray, and the supporting plates are embedded in the clamping pieces.

[0013] In the technical scheme, the double-layer electric heating furnace discharging mechanism further comprises reinforcing plates, refractory bricks and partition plates; the reinforcing plates are connected with the mounting seats and the supporting plates; the refractory bricks are fixed on the inner wall of the transmission box, and the mounting seats are fixed on the refractory bricks; the partition plates are embedded in the tray, the partition plates are connected with the inner wall of the tray, and the partition plates are located below the first transmission rollers.

[0014] Compared with the prior art, the double-layer electric heating furnace discharging mechanism has the following beneficial effects:

[0015] 1. The lifting mechanism is installed on the side wall of the heating box, the lifting mechanism is connected with the furnace door assembly, and the furnace door assembly is buckled at the first discharging port, so that the lifting mechanism can drive the furnace door assembly to move up and down, and the furnace door assembly can open or close the first discharging port, which can not only avoid heat loss in the heating box, but also ensure that the workpiece can be moved out through the first discharging port, thereby improving the use experience of the product.

[0016] 2. Two gears are sleeved on the outer sides of the other ends of the two drive shafts, so that the two drive shafts can drive the two gears to rotate; the lifting frame is connected with the top of the furnace door assembly, two rack assemblies are installed at the two ends of the lifting frame, and the gear assembly is engaged with the gears, so that when the drive shaft drives the gear to rotate, the gear can engage the rack assembly to move up and down, thereby driving the lifting frame and the furnace door assembly to move up and down, and then opening or closing the first discharging port.

[0017] 3. The difficulty of driving the lifting frame up and down through the gear and rack assembly is reduced, the load of the driving device is reduced, and the use experience of the product is improved.

[0018] 4. The stability of the lifting frame and the furnace door assembly moving up and down is improved.

[0019] 5. The gap between the rack body and the gear is adjusted by screwing the adjusting stud, pushing the adjusting seat, and improving the meshing effect of the gear and the rack body.

[0020] 6. The stability of the tray is improved, the tray is easily taken, and the use experience of the product is improved.

[0021] 7. The overall strength of the tray is improved, the inner part of the tray is divided into multiple areas, the heat is gathered, and the effect of heat treatment of the workpiece is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 is a perspective view of a double-layer electric heating furnace discharge mechanism of the utility model;

[0023] Figure 2 is a partial enlarged view of A of Figure 1

[0024] Figure 3 is a perspective view of a double-layer electric heating furnace discharge mechanism of the utility model;

[0025] Figure 4 is a partial enlarged view of B of Figure 3

[0026] Figure 5 is a perspective view of a double-layer electric heating furnace discharge mechanism of the utility model;​​

[0027] Figure 6 for Figure 5 A magnified view of a portion at point C;

[0028] in, Figures 1 to 6 The correspondence between the reference numerals and component names in the attached drawings is as follows:

[0029] 10 Transmission box, 11 First transmission roller, 12 Second transmission roller, 13 Heating box, 14 Heating wire assembly, 15 Tray, 17 Second discharge port, 18 Lifting mechanism, 181 Drive device, 182 Drive shaft, 183 Gear, 184 Lifting frame, 185 Rack assembly, 1851 Fixed seat, 1852 Adjusting seat, 1853 Connecting hole, 1854 Rack body, 1855 Adjusting top screw, 186 Auxiliary cylinder, 187 Connecting frame, 188 Slide rail, 189 Slider, 19 Furnace door assembly, 20 Mounting seat, 21 Support plate, 22 Clip-on piece, 23 Reinforcing plate, 24 Refractory brick, 25 Partition. Detailed Implementation

[0030] The following are specific implementation cases and appendices. Figures 1 to 6 The present invention will be further described below, but the present invention is not limited to these embodiments.

[0031] A discharge mechanism for a double-layer electric heating furnace, such as Figures 1 to 6 As shown, the double-layer electric heating furnace discharge mechanism includes: a transmission box 10, a first transmission roller 11, a second transmission roller 12, a heating box 13, a heating wire assembly 14, a tray 15, a first discharge port, a second discharge port 17, a lifting mechanism 18, and a furnace door assembly 19; the transmission box 10 is a hollow cavity; multiple first transmission rollers 11 are rotatably connected to the top of the transmission box 10; multiple second transmission rollers 12 are located inside the transmission box 10, rotatably connected to the transmission box 10, and the second transmission rollers 12 are located below the first transmission rollers 11; the heating box 13 is a hollow cavity, and the heating box 13 is connected to the top of one side of the transmission box 10; multiple heating wire assemblies 14... 4. The heating wire assembly 14 is installed inside the heating box 13 and is located above the first transmission roller 11; the tray 15 is a hollow cavity with an opening at the top, the tray 15 is installed inside the transmission box 10 and is located between the first transmission roller 11 and the second transmission roller 12; the first discharge port is located at the bottom of the heating box 13 and is located above the first transmission roller 11; the second discharge port 17 is located on the side wall of the transmission box 10 and is located above the second transmission roller 12; the lifting mechanism 18 is installed on the side wall of the heating box 13; the furnace door assembly 19 is connected to the lifting mechanism 18 and is fastened to the first discharge port.

[0032] The first transmission roller 11 and the second transmission roller 12 are rotatably connected to the top of the transmission box 10, and the second transmission roller 12 is located below the first transmission roller 11, so that the transmission box 10 supports the first transmission roller 11 and the second transmission roller 12, and the first transmission roller 11 and the second transmission roller 12 can rotate in the transmission box 10, and the first transmission roller 11 and the second transmission roller 12 can drive two workpieces to move in the transmission box 10, thereby improving the feeding efficiency of the product; the heating box 13 is connected to the top of one side of the transmission box 10, a plurality of heating wire assemblies 14 are installed in the heating box 13, and the heating wire assemblies 14 are located above the first transmission roller 11, so that the heating box 13 supports the plurality of heating wire assemblies 14, and when the heating wire assemblies 14 are powered on, the heating wire assemblies 14 can radiate heat, thereby heating the workpieces placed on the first transmission roller 11 and the second transmission roller 12; the tray 15 is installed in the transmission box 10 and located between the first transmission roller 11 and the second transmission roller 12, so that the transmission box 10 supports the tray 15, and the tray 15 can receive the slag dropped by the first transmission roller 11, thereby avoiding the slag from falling on the workpieces placed on the second transmission roller 12, and improving the quality of the product. The first discharge port is arranged at the bottom of the heating box 13 and located above the first transmission roller 11, so that when the first transmission roller 11 is rotated to drive the workpiece to move, the workpiece can be moved out of the heating box 13 through the first discharge port, and at this time, the workpiece is located on the first transmission roller 11 and the workpiece is located outside the heating box 13, thereby facilitating the handling and lifting of the workpiece; the second discharge port 17 is arranged on the side wall of the transmission box 10 and located above the second transmission roller 12, so that when the second transmission roller 12 is rotated to drive the workpiece to move, the workpiece can be moved out of the transmission box 10 through the second discharge port 17, thereby facilitating the transfer of the workpiece. The lifting mechanism 18 is installed on the side wall of the heating box 13, the furnace door assembly 19 is connected to the lifting mechanism 18, and the furnace door assembly 19 is arranged at the first discharge port, so that the lifting mechanism 18 can drive the furnace door assembly 19 to move up and down, thereby the furnace door assembly 19 can open or close the first discharge port, and the heat loss in the heating box 13 is avoided, thereby improving the use experience of the product.

[0033] In the specific use of the product, first, the product is communicated with the heat treatment tunnel furnace, so that the workpiece conveyed by the heat treatment tunnel furnace can be moved to the first transmission roller 11 and the second transmission roller 12 respectively; then, the heating wire assembly 14 is powered on, so that the heating wire assembly 14 heats the workpiece placed on the first transmission roller 11 and the second transmission roller 12; when the heating wire assembly 14 radiates heat, the tray 15 will also become another high-temperature heat source after being heated and can radiate heat outward, thereby heating the lower end surface of the workpiece placed on the first transmission roller 11 and the workpiece placed on the second transmission roller 12, and further making the two workpieces heated more uniformly to improve the use experience of the product; then, the first transmission roller 11 and the second transmission roller 12 are rotated at the same time, so that the first transmission roller 11 and the second transmission roller 12 drive the two workpieces to move, when the workpiece moves to the first discharge port, the lifting mechanism 18 is started, so that the lifting mechanism 18 drives the furnace door assembly 19 to move upward, so that the furnace door assembly 19 opens the first discharge port; then, the first transmission roller 11 and the second transmission roller 12 are continuously rotated, so that the first transmission roller 11 and the second transmission roller 12 continuously drive the two workpieces to move, so that the workpiece placed on the first transmission roller 11 moves to the outside of the heating box 13, so as to facilitate the handling and lifting of the workpiece; at the same time, the other workpiece is moved out of the transmission box 10 through the second discharge port 17, so as to facilitate the transfer of the workpiece.

[0034] By adopting the above structure, the lifting mechanism 18 is installed on the side wall of the heating box 13, the lifting mechanism 18 is connected with the furnace door assembly 19, and the furnace door assembly 19 is arranged at the first discharge port, so that the lifting mechanism 18 can drive the furnace door assembly 19 to move up and down, thereby realizing that the furnace door assembly 19 can open or close the first discharge port, which not only avoids the loss of heat in the heating box 13, but also ensures that the workpiece can be moved out of the first discharge port, thereby improving the use experience of the product.

[0035] Specifically, the outer side of the second discharge port 17 can be provided with an external baffle to close the second discharge port 17.

[0036] In the embodiment of the utility model, like Figures 1 to 6As shown in the figure, the lifting mechanism 18 comprises a driving device 181, two driving shafts 182, two gears 183, a lifting frame 184 and two rack assemblies 185; the driving device 181 is mounted on the side wall of the heating box 13; the two driving shafts 182 are simultaneously rotatably connected to the side wall of the heating box 13, and one end of the two driving shafts 182 is simultaneously connected to the output end of the driving device 181; the two gears 183 are respectively sleeved on the outer sides of the other ends of the two driving shafts 182; the lifting frame 184 is located on the side of the driving shaft 182 away from the heating box 13, and the lifting frame 184 is connected to the top of the door assembly 19; the two rack assemblies 185 are mounted on the two ends of the lifting frame 184, and the rack assemblies 185 are engaged with the gears 183.

[0037] By mounting the driving device 181 on the side wall of the heating box 13, rotatably connecting the two driving shafts 182 to the side wall of the heating box 13, and simultaneously connecting one end of the two driving shafts 182 to the output end of the driving device 181, the heating box 13 can support the two driving shafts 182, so that the driving device 181 can drive the two driving shafts 182 to rotate; by sleeving the two gears 183 on the outer sides of the other ends of the two driving shafts 182, the two driving shafts 182 can drive the two gears 183 to rotate, respectively; by connecting the lifting frame 184 to the top of the door assembly 19, mounting the two rack assemblies 185 on the two ends of the lifting frame 184, and engaging the gear 183 assembly with the gear 183, when the driving shaft 182 drives the gear 183 to rotate, the gear 183 can engage the rack assembly 185 to move up and down, thereby driving the lifting frame 184 and the door assembly 19 to move up and down, and further achieving the opening or closing of the first discharge port.

[0038] In the embodiment of the utility model, as shown in the figure, Figures 1 to 6 As shown in the figure, the lifting mechanism 18 further comprises two auxiliary cylinders 186 and two connecting frames 187; the two auxiliary cylinders 186 are provided with output shafts, and are mounted on the side wall of the heating box 13 and located on the two sides of the driving device 181; the two connecting frames 187 are respectively connected to the output shafts of the two auxiliary cylinders 186, and are simultaneously connected to the lifting frame 184.

[0039] The two auxiliary air cylinders 186 are installed on the side wall of the heating box 13 and located on the two sides of the driving device 181, so that the heating box 13 supports the two auxiliary air cylinders 186, and the stability of the two auxiliary air cylinders 186 is improved; the two connecting frames 187 are connected with the output shafts of the two auxiliary air cylinders 186 respectively, and the two connecting frames 187 are connected with the lifting frame 184 simultaneously, so that the auxiliary air cylinders 186 can drive the lifting frame 184 to move up and down through the connecting frames 187, the difficulty of driving the lifting frame 184 to move up and down by the driving device 181 through the gear 183 and the rack assembly 185 is reduced, the load of the driving device 181 is reduced, and the use experience of the product is improved.

[0040] In the embodiment of the utility model, as shown in Figures 1 to 6 The lifting mechanism 18 further comprises slide rails 188 and sliding blocks 189; the two slide rails 188 are installed on the side wall of the heating box 13, and the slide rails 188 are located on the side of the connecting frames 187 close to the heating box 13; the sliding blocks 189 are internally provided with sliding grooves; the two sliding blocks 189 are connected with the two connecting frames 187 respectively, and the two slide rails 188 pass through the sliding grooves of the two sliding blocks 189 respectively.

[0041] The two slide rails 188 are installed on the side wall of the heating box 13, the two sliding blocks 189 are connected with the two connecting frames 187 respectively, and the two slide rails 188 pass through the sliding grooves of the two sliding blocks 189 respectively, so that the connecting frames 187 move up and down along the slide rails 188 through the sliding blocks 189, the deviation of the connecting frames 187 during the up and down movement is avoided, and the stability of the up and down movement of the lifting frame 184 and the furnace door assembly 19 is improved.

[0042] In the embodiment of the utility model, as shown in Figures 1 to 6 The rack assembly 185 comprises a fixed seat 1851, an adjusting seat 1852, connecting holes 1853, connecting bolts, a rack body 1854, a threaded hole and an adjusting top screw 1855; the fixed seat 1851 is installed on the lifting frame 184; the adjusting seat 1852 is located on the side of the fixed seat 1851 close to the heating box 13; the connecting holes 1853 are in the shape of a long strip, and a plurality of connecting holes 1853 are arranged in the adjusting seat 1852; a plurality of connecting bolts pass through the plurality of connecting holes 1853 respectively, and the plurality of connecting bolts are embedded in the lifting frame 184; the rack body 1854 is connected with the adjusting seat 1852, and the rack body 1854 is engaged with the gear 183; the threaded hole is internally provided with an internal thread, and the threaded hole is arranged in the fixed seat 1851; the adjusting top screw 1855 is externally provided with an external thread, the adjusting top screw 1855 passes through the threaded hole, and the adjusting top screw 1855 is in close contact with the adjusting seat 1852; wherein the internal thread and the external thread are matched.

[0043] The stability of the fixing seat 1851 is improved by mounting the fixing seat 1851 on the lifting frame 184 to support the fixing seat 1851 by the lifting frame 184; the fixing seat 1852 is located on one side of the fixing seat 1851 close to the heating box 13, is arranged in a strip shape in the adjusting seat 1852, the connecting bolt passes through the connecting hole 1853, and the connecting bolt is embedded in the lifting frame 184, so that the adjusting seat 1852 is fixed on the lifting frame 184 by the connecting bolt, the connecting bolt can move in the connecting hole 1853, and the position of the adjusting seat 1852 on the lifting frame 184 is adjusted. The rack body 1854 is connected with the adjusting seat 1852, and the rack body 1854 is engaged with the gear 183, so that the adjusting seat 1852 supports the rack body 1854, and the gear 183 can engage the rack body 1854 to move; the threaded hole is arranged in the fixing seat 1851, the adjusting top screw 1855 passes through the threaded hole, and the adjusting top screw 1855 is attached to the adjusting seat 1852, so that the adjusting top screw 1855 is threadedly connected with the fixing seat 1851, the adjusting top screw 1855 is screwed to push the adjusting seat 1852, and the gap between the rack body 1854 and the gear 183 is adjusted, so that the engagement effect of the gear 183 and the rack body 1854 is improved.

[0044] In the embodiment of the utility model, as shown in Figures 1 to 6 The double-layer electric heating furnace discharging mechanism further comprises a mounting seat 20, a supporting plate 21 and a clamping piece 22; the mounting seat 20 is L-shaped, a plurality of mounting seats 20 are fixed on the two inner walls of the transmission box 10 respectively, and the plurality of mounting seats 20 are located on the two sides of the tray 15; a plurality of supporting plates 21 are connected with the end portions of the plurality of mounting seats 20 respectively, and the supporting plate 21 is perpendicular to the mounting seat 20; the clamping piece 22 is U-shaped, two clamping pieces 22 are connected with the two sides of the tray 15 respectively, and the plurality of supporting plates 21 are embedded in the clamping piece 22.

[0045] The plurality of mounting seats 20 are fixed on the two inner walls of the transmission box 10 respectively, and the plurality of supporting plates 21 are connected with the end portions of the plurality of mounting seats 20, so that the transmission box 10 supports the plurality of mounting seats 20, the mounting seat 20 supports the supporting plate 21, and the stability of the supporting plate 21 is improved; the two clamping pieces 22 are connected with the two sides of the tray 15 respectively by welding, and the plurality of supporting plates 21 are embedded in the clamping piece 22, so that the plurality of supporting plates 21 support the clamping piece 22, the tray 15 is supported, the stability of the tray 15 is improved, the tray 15 is convenient to take, and the use experience of the product is improved.

[0046] In the embodiment of the utility model, as shown in Figures 1 to 6As shown, the double-layer electric heating furnace discharging mechanism further comprises a reinforcing plate 23, refractory bricks 24 and partitions 25; the reinforcing plate 23 is connected with the mounting seat 20 and the support plate 21 simultaneously; the refractory bricks 24 are fixed on the inner wall of the transmission box 10, and the mounting seat 20 is fixed on the refractory bricks 24; the partitions 25 are embedded in the tray 15, the partitions 25 are connected with the inner wall of the tray 15, and the partitions 25 are located below the first transmission rollers 11 respectively.

[0047] By connecting the reinforcing plate 23 with the mounting seat 20 and the support plate 21 simultaneously, the firmness of the connection between the mounting seat 20 and the support plate 21 is improved, so that the strength of the support plate 21 is improved; by fixing the refractory bricks 24 on the inner wall of the transmission box 10 and fixing the mounting seat 20 on the refractory bricks 24, the transmission box 10 supports the mounting seat 20 through the refractory bricks 24, so that the heat transfer between the mounting seat 20 and the transmission box 10 is reduced, and the use experience of the product is improved; by connecting the partitions 25 with the inner wall of the tray 15 and locating the partitions 25 below the first transmission rollers 11 respectively, the overall strength of the tray 15 is improved, and the inner part of the tray 15 can be separated into multiple areas by the partitions 25, so that the heat is gathered, and the effect of heat treatment of the workpiece is improved.

[0048] In the description of the present application, the term "a plurality of" refers to two or more than two, unless otherwise explicitly limited, the terms "upper", "lower" and the like indicate the orientation or positional relationship shown in the drawings, which is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, therefore it cannot be understood as a limitation on the present application; the terms "connection", "installation", "fixation" and the like should be understood broadly, for example, "connection" can be fixed connection, or detachable connection, or integral connection; it can be directly connected, or indirectly connected through an intermediate medium. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0049] In the description of the present application, the terms "one embodiment", "some embodiments", "a specific embodiment" and the like mean that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the present application. In the present application, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0050] The above merely describes preferred embodiments of the present application and is not intended to limit the present application. For those skilled in the art, the present application can have various modifications and changes. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A double layer electric heating furnace discharge mechanism, characterized in that, The double-layer electric heating furnace discharging mechanism comprises: a transmission box which is a hollow cavity; a plurality of first transmission rollers which are rotationally connected to the top of the transmission box; a plurality of second transmission rollers which are located in the transmission box, rotationally connected to the transmission box, and below the first transmission rollers; a heating box which is a hollow cavity, connected to the top of one side of the transmission box; a plurality of heating wire assemblies which are installed in the heating box and above the first transmission rollers; a tray which is a hollow cavity with an opening at the top, installed in the transmission box, and between the first transmission rollers and the second transmission rollers; a first discharge port which is provided at the bottom of the heating box and above the first transmission rollers; a second discharge port which is provided on the side wall of the transmission box and above the second transmission rollers; a lifting mechanism which is installed on the side wall of the heating box; a furnace door assembly which is connected to the lifting mechanism and buckled at the first discharge port.

2. A double-layer electric heating furnace discharge mechanism according to claim 1, characterized in that, The lifting mechanism comprises: a driving device which is installed on the side wall of the heating box; two driving shafts which are simultaneously rotationally connected to the side wall of the heating box and one end of which is simultaneously connected to the output end of the driving device; two gears which are respectively sleeved on the outside of the other end of the driving shafts; a lifting frame which is located on the side of the driving shafts away from the heating box and connected to the top of the furnace door assembly; two rack assemblies which are installed at both ends of the lifting frame and engaged with the gears.

3. A double layer electric heating furnace discharge mechanism according to claim 2, characterized in that, The lifting mechanism further comprises: two auxiliary cylinders which are provided with output shafts, installed on the side wall of the heating box, and located on both sides of the driving device; two connecting frames which are respectively connected to the output shafts of the auxiliary cylinders and simultaneously connected to the lifting frame.

4. A double layer electric heating furnace discharge mechanism according to claim 3, characterized in that, The lifting mechanism further comprises: two slide rails which are installed on the side wall of the heating box and located on the side of the connecting frames close to the heating box; two sliding blocks which are respectively connected to the connecting frames and through which the slide rails pass.

5. A twin layer electric heating furnace discharge mechanism according to claim 4, characterized in that, The rack assembly comprises: a fixed seat which is installed on the lifting frame; an adjusting seat which is located on the side of the fixed seat close to the heating box; a plurality of connecting holes which are long strips, provided in the adjusting seat; a plurality of connecting bolts which pass through the connecting holes and embedded in the lifting frame. A rack body is connected with the adjusting seat, and the rack body is engaged with the gear; A threaded hole is provided with an internal thread, and the threaded hole is arranged in the fixing seat; An adjusting stud is provided with an external thread on the outer wall, the adjusting stud passes through the threaded hole, and the adjusting stud is attached to the adjusting seat; The internal thread is matched with the external thread.

6. A double layer electric heating furnace discharge mechanism according to claim 1, characterized in that, The double-layer electric heating furnace discharging mechanism further comprises: A plurality of L-shaped mounting seats are fixed on the two inner walls of the transmission box, and the mounting seats are located on the two sides of the tray; A plurality of support plates are connected with the ends of the mounting seats, and the support plates are perpendicular to the mounting seats; Two U-shaped clamping pieces are connected with the two sides of the tray, and the support plates are embedded in the clamping pieces.

7. A twin layer electric heating furnace discharge mechanism according to claim 6, characterized in that, The double-layer electric heating furnace discharging mechanism further comprises: A reinforcing plate is connected with the mounting seat and the support plate; A plurality of refractory bricks are fixed on the inner wall of the transmission box, and the mounting seat is fixed on the refractory brick; A plurality of partition plates are embedded in the tray, and the partition plates are connected with the inner wall of the tray, and the partition plates are located below the first transmission rollers.

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