Automatic annealing and forming integrated equipment for electric heating tube

By designing an automatic annealing and molding integrated equipment, the problems of wasted transportation time and high costs caused by the split design of the equipment in the processing of electric heating tubes were solved, the automated processing of electric heating tubes was realized, the work efficiency was improved and the production costs were reduced.

CN120715085APending Publication Date: 2025-09-30XIAMEN JURE ELECTROTHERMAL TECH CO LTD
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Patent Information

Application Number
CN202510897617.6
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2025-07-01
Publication Date
2025-09-30

AI Technical Summary

Technical Problem

In the existing electric heating tube processing process, the annealing and bending equipment are usually designed separately, resulting in wasted transportation time, low work efficiency and high labor costs.

Method used

An automatic annealing and forming integrated equipment for electric heating tubes is designed. Through a slide rail, slide table, cylinder, screw rod and chain transmission system, the automatic transportation, heating, cooling and bending of the electric heating tubes are realized, reducing manual operations.

Benefits of technology

It improves work efficiency, reduces labor intensity and production costs, and realizes the automated processing of electric heating tubes.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention provides automatic annealing and forming integrated equipment for an electric heating tube, and relates to the field of electric heating tube machining. The automatic annealing and forming integrated equipment for the electric heating tube comprises a first workbench, a second workbench and a third workbench, the second workbench is located on one side of the first workbench, and the third workbench is located on the side, away from the first workbench, of the second workbench. When the clamping device is used, a first bidirectional lead screw is rotated to drive two first connecting blocks to move oppositely or reversely, so that two first sliding tables and first air cylinders installed on the first sliding tables are driven to move synchronously, and then the distance between clamping blocks installed at the telescopic ends of the two first air cylinders is adjusted; and meanwhile, a second two-way lead screw is rotated to drive a second connecting block, a second sliding table and a conductive block installed on the second sliding table to move to the position corresponding to a clamping block, so that the electric heating pipe can be heated in different ranges, different machining requirements are met, and the application range of the device is widened.
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Description

Technical Field

[0001] The present invention relates to the field of electric heating tube processing, and in particular to an automatic annealing and molding integrated device for electric heating tubes. Background Art

[0002] Electric heating tube is an electrical component that converts electrical energy into thermal energy. It can heat air, metal molds and various liquids. Due to its high electric heat conversion efficiency, small thermal inertia, easy control, small size and light weight, it is widely used in various heating occasions. Its processing requires two steps: annealing and bending.

[0003] In the existing electric heating tube heating process, the annealing and bending equipment are usually designed in a split type, and there is usually a certain distance between the two equipment. During the working process, the heating tube that has been annealed needs to be transferred by the staff to the bending equipment for bending, which wastes a lot of time in the transportation process, resulting in low work efficiency and high labor costs, which in turn leads to high heating tube processing costs. Therefore, an automatic annealing and forming integrated equipment for electric heating tubes is proposed. Summary of the Invention

[0004] Technical problems solved

[0005] In response to the shortcomings of the existing technology, the present invention provides an integrated automatic annealing and forming device for electric heating tubes, which solves the problem that the annealing and bending equipment in the existing electric heating tube heating process are usually designed in a split manner, and there is usually a certain distance between the two equipment. During the working process, the annealed heating tubes need to be transferred by staff to the bending equipment for bending, which wastes a lot of time in the transfer process, resulting in low work efficiency, high labor costs, and high processing costs of the heating tubes.

[0006] Technical Solution

[0007] To achieve the above objectives, the present invention is implemented through the following technical solutions:

[0008] 18. The automatic annealing and forming integrated equipment for electric heating tubes as claimed in claim 17, wherein the second workbench is located on one side of the first workbench, and the third workbench is located on a side of the second workbench away from the first workbench. A blanking opening is provided at the upper end of the first workbench, and a guide rack is fixedly connected to a position inside the first workbench near the blanking opening. Two first slide rails are fixedly connected to one side of the first workbench, both ends of the two first slide rails are connected to the first slide via sliders, the upper ends of the two first slide rails are fixedly connected to the first cylinder, and the extended ends of the two first cylinders are fixedly connected to the clamping block; the upper end of the first workbench away from the first slide rail is fixedly connected to the two second slide rails, both ends of the two second slide rails are connected to the second slide via sliders, the upper ends of the two second slide rails are fixedly connected to the mounting bracket, and the surfaces of the two mounting brackets are fixedly connected to conductive blocks corresponding to the clamping blocks;

[0009] Through the above technical solution, when in use, rotating the first bidirectional screw rod can drive the two first connecting blocks to move toward or oppositely, thereby driving the two first slides and the first cylinder installed on the first slide to move synchronously, and then adjusting the distance between the clamping blocks installed at the telescopic ends of the two first cylinders. At the same time, rotating the second bidirectional screw rod drives the second connecting block, the second slide and the conductive block installed on the second slide to move to the position corresponding to the clamping block, so that different ranges of the electric heating tube can be heated, thereby meeting different processing requirements, and thereby improving the scope of application of this device.

[0010] Furthermore, one end of the guide frame is fixedly connected to two connecting members, a feed roller is rotatably connected between the two connecting members, a second motor is fixedly connected to a surface of one of the two connecting members, and an output end of the second motor is fixedly connected to one end of the feed roller;

[0011] Through the above technical solution, the second motor is started during use, and the second motor drives the feed roller to rotate. When the groove opened in the feed roller corresponds to the position of the guide frame, the heating tube will roll into the groove opened in the feed roller.

[0012] Furthermore, a first screw mounting bracket is fixedly connected to the upper end of the first workbench near the first slide rail, a first bidirectional screw is rotatably connected inside the first screw mounting bracket, and first connecting blocks are threadedly sleeved on both ends of the first bidirectional screw, and two first connecting blocks are fixedly connected to the two first slides respectively;

[0013] Through the above technical solution, rotating the first bidirectional screw can drive the two first connecting blocks to move toward or oppositely, thereby driving the two first slides and the first cylinders installed on the first slides to move synchronously, and then adjusting the distance between the clamping blocks installed at the telescopic ends of the two first cylinders.

[0014] Furthermore, a second screw mounting bracket is fixedly connected to the upper end of the first workbench near the second slide rail, a second bidirectional screw is rotatably connected inside the second screw mounting bracket, and second connecting blocks are threadedly sleeved on both ends of the second bidirectional screw, and the two second connecting blocks are respectively fixedly connected to the two second slides;

[0015] Through the above technical solution, rotating the second bidirectional screw will drive the two second connecting blocks to move synchronously toward or opposite to each other, thereby driving the conductive blocks installed on the second connecting blocks to move synchronously.

[0016] Furthermore, a first rotating column is rotatably connected to one side of the second workbench, and both ends of the first rotating column are fixedly connected to a driven gear. A second rotating column is rotatably connected to one end of the second workbench away from the first rotating column, and both ends of the second rotating column are fixedly connected to a driving gear. A chain is commonly sleeved on the outside of the two driving gears and the two driven gears on the same side. A plurality of placement racks corresponding to the feed rollers are fixedly connected to the surfaces of the two chains. A first motor is fixedly connected to one side of the second workbench, and an output end of the first motor is fixedly connected to one end of the second rotating column.

[0017] Through the above technical solution, the first motor drives the second rotating column to rotate, driving the driving gears at both ends to rotate synchronously. The driving gear drives the driven gear through the chain to form a bilateral synchronous transmission structure. At the same time, the placement rack on the chain surface and the feeding roller form corresponding workstations, thereby realizing the transportation of the electric heating tube.

[0018] Furthermore, the upper end of the second workbench is fixedly connected to two fixing frames, the upper ends of the two fixing frames are commonly fixedly connected to a water spray pipe, the lower end of one side of the second workbench is fixedly connected to a water storage tank, the lower end of one side of the water storage tank is fixedly connected to a water outlet pipe, one end of the water outlet pipe is fixedly connected to a water pump, one end of the water pump is fixedly connected to a connecting pipe, one end of the connecting pipe is fixedly connected to one end of the water spray pipe, the lower end of the second workbench is fixedly connected to a water guide frame corresponding to the water storage tank, and the lower end of the water guide frame extends into the interior of the water storage tank;

[0019] Through the above technical solution, the water tank is pressurized by a water pump, and the coolant is transported to the water spray pipe through the outlet pipe and the connecting pipe. The water spray pipe realizes stable spraying through the fixed frame, covering the processing area of ​​the second workbench. The used coolant is then diverted back to the water tank through the water guide frame to form a closed-loop system.

[0020] Furthermore, one side of the upper end of the third workbench is connected to a second cylinder through a mounting member, and the telescopic end of the second cylinder is fixedly connected to a push plate;

[0021] Through the above technical solution, starting the second cylinder during use can drive the push plate to achieve reciprocating motion.

[0022] Furthermore, the upper end of the third workbench is fixedly connected to a support frame, the upper end of the support frame is fixedly connected to a fixing piece, a hydraulic cylinder is fixedly connected inside the fixing piece, the telescopic end of the hydraulic cylinder passes through the fixing piece and is fixedly connected to a pressure block, a mold corresponding to the pressure block is fixedly connected inside the third workbench, and a funnel-shaped mold cavity is opened inside the mold;

[0023] Through the above technical solution, the hydraulic cylinder is started, which drives the pressing block to move downward. The pressing block then enters the mold and contacts the heating tube, thereby bending the heating tube.

[0024] Beneficial effects

[0025] The present invention provides an integrated automatic annealing and forming device for an electric heating tube, wherein a first slide rail and a second slide rail are provided, the first slide rail is provided with a first slide table through a slider, the second slide rail is provided with a second slide table through the slider, a first screw rod mounting bracket is provided near the first slide rail, a first bidirectional screw rod is rotatably connected inside the first screw rod mounting bracket, a first connecting block is threadedly sleeved at both ends of the first bidirectional screw rod, the two first connecting blocks are respectively fixedly connected to the two first slide tables, a second screw rod mounting bracket is provided near the second slide rail, a second bidirectional screw rod is rotatably connected inside the second screw rod mounting bracket, and a first connecting block is threadedly sleeved at both ends of the second bidirectional screw rod There is a second connecting block, and the two second connecting blocks are fixedly connected to the two second slides respectively. When in use, rotating the first bidirectional screw rod can drive the two first connecting blocks to move toward or oppositely, thereby driving the two first slides and the first cylinder installed on the first slide to move synchronously, and then adjusting the distance between the clamping blocks installed at the telescopic ends of the two first cylinders. At the same time, rotating the second bidirectional screw rod drives the second connecting block, the second slide and the conductive block installed on the second slide to move to the position corresponding to the clamping block, so that different ranges of the electric heating tube can be heated, thereby meeting different processing requirements, and thereby improving the scope of application of this device.

[0026] The present invention provides an integrated device for automatic annealing and forming of electric heating tubes, wherein when in use, a guide rack, a feeding roller, a driven wheel, a chain and a placement rack installed on the chain are provided, and a push plate is provided at the telescopic end of the second cylinder. After the conductive block and the clamping block clamp the electric heating tube and are energized for heating, the first cylinder is started to drive the clamping block to move in the direction of the first cylinder, thereby releasing the electric heating tube, so that the electric heating tube falls into the guide rack through the blanking port, and then slides down along the slope of the guide rack. After that, the second motor is started, the second motor drives the feeding roller to rotate, and the first motor is started synchronously. When the groove provided in the feeding roller corresponds to the position of the guide rack, the heating tube will roll into the groove provided in the feeding roller. Then, as the guide roller rotates, it moves. When the electric heating tube in the guide roller moves to the position corresponding to the placement rack and the groove provided in the feed roller is tilted, the electric heating tube will roll into the placement rack. After that, the first The motor will drive the chain to continue rotating and then drive the placement rack to continue moving. During the movement of the heating tube, the water pump will be started, and the water pump will draw out the coolant in the water tank, and then spray it out from the water spray pipe through the connecting pipe, thereby cooling the heating tube. Then, when the electric heating tube moves to the upper end of the third workbench, the placement rack moves to an inclined position, and the heating tube will fall from the inside of the placement rack to the third workbench. At this time, the second cylinder is started, and the second cylinder retracts to drive the push plate to move and push the heating tube into the mold. Then the second cylinder will drive the push plate to reset, and then the hydraulic cylinder will be started. The hydraulic cylinder drives the pressure block to move downward, thereby applying pressure to the electric heating tube, causing the heating tube to deform and then bend. During the processing, the staff does not need to manually transfer the heating tube, which can improve work efficiency while reducing the labor intensity of the staff. At the same time, the number of staff can be reduced to further reduce production costs.

[0027] The present invention provides an integrated automatic annealing and forming device for electric heating tubes. A water guide frame is provided at the lower end of a second workbench, and the lower end of the water guide frame extends into a water storage tank. When in use, the coolant sprayed through the water spray pipe will fall into the water guide frame, and then flow into the water storage tank through the guidance of the water guide frame, thereby realizing the recycling of the coolant, saving resources and further reducing the production cost of the electric heating tubes. At the same time, in the process of the coolant flowing into the water storage tank through the water guide frame, since the area of ​​the water guide frame is relatively large, the coolant can dissipate heat in the process of flowing through the water guide frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 It is a schematic diagram of the overall structure of the present invention;

[0029] Figure 2 This is a schematic diagram of the water spray pipe installation structure of the present invention;

[0030] Figure 3 This is a schematic diagram of the installation structure of the conductive block and the clamping block of the present invention;

[0031] Figure 4 This is a schematic diagram of the pressing block and mold installation structure of the present invention;

[0032] Figure 5 Schematic diagram of the internal structure of the mold of the present invention;

[0033] Figure 6 for Figure 2 A magnified view of the structure in the middle.

[0034] Among them, 1. First workbench; 2. Second workbench; 3. Third workbench; 4. Blanking port; 5. Material guide rack; 6. First slide rail; 7. First slide; 8. First cylinder; 9. First screw rod mounting bracket; 10. First bidirectional screw rod; 11. First connecting block; 12. Clamping block; 13. Second slide rail; 14. Second slide; 15. Mounting bracket; 16. Conductive block; 17. Second screw rod mounting bracket; 18. Second motor; 19. Second bidirectional screw rod; 20. Second connecting block; 21. First rotating column; 22. Driven gear; 23. Second rotating column; 24. Driving gear; 25. Chain; 26. Placement rack; 27. First motor; 28. Fixed rack; 29. ​​Water spray pipe; 30. Water storage tank; 31. Water outlet pipe; 32. Water pump; 33. Connecting pipe; 34. Water guide rack; 35. Support rack; 36. Fixing part; 37. Hydraulic cylinder; 38. Press block; 39. Second cylinder; 40. Push plate; 41. Mold; 42. Connecting part; 43. Feed roller. DETAILED DESCRIPTION

[0035] The following will be combined with the drawings in the specific embodiments of the present invention to clearly and completely describe the technical solutions in the specific embodiments of the present invention. Obviously, the specific embodiments described are only part of the specific embodiments of the present invention, rather than all the specific embodiments. Based on the specific embodiments of the present invention, all other specific embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention. Specific implementation 1:

[0037] like Figure 1-6As shown, a specific embodiment of the present invention provides an integrated automatic annealing and forming device for electric heating tubes, comprising a first workbench 1, a second workbench 2, and a third workbench 3. The second workbench 2 is located on one side of the first workbench 1, and the third workbench 3 is located on the side of the second workbench 2 away from the first workbench 1. A blanking port 4 is provided at the upper end of the first workbench 1, and a guide rack 5 is fixedly connected to a position near the blanking port 4 inside the first workbench 1. Two first slide rails 6 are fixedly connected to one side of the first workbench 1, and both ends of the two first slide rails 6 are connected to a first slide 7 through sliders. The upper ends of the two first slides 7 are fixedly connected to a first cylinder 8, and the protruding ends of the two first cylinders 8 are fixedly connected to a clamping block 12. The end of the upper end of the first workbench 1 away from the first slide rail 6 is fixedly connected There are two second slide rails 13, both ends of the two second slide rails 13 are connected to the second slide 14 through sliders, the upper ends of the two second slides 14 are fixedly connected to the mounting brackets 15, the surfaces of the two mounting brackets 15 are fixedly connected to the conductive blocks 16 corresponding to the clamping blocks 12, one end of the guide frame 5 is fixedly connected to two connecting members 42, a feed roller 43 is rotatably connected between the two connecting members 42, a second motor 18 is fixedly connected to the surface of one of the two connecting members 42, the output end of the second motor 18 is fixedly connected to one end of the feed roller 43, when in use, the second motor 18 is started, the second motor 18 drives the feed roller 43 to rotate, when the groove opened in the feed roller 43 corresponds to the position of the guide frame 5, the heating tube will roll into the groove opened in the feed roller 43;

[0038] The upper end of the first workbench 1 is fixedly connected to the position near the first slide rail 6 with a first screw mounting bracket 9, and the first screw mounting bracket 9 is internally rotatably connected to a first bidirectional screw rod 10. Both ends of the first bidirectional screw rod 10 are threadedly sleeved with a first connecting block 11. The two first connecting blocks 11 are respectively fixedly connected to the two first slides 7. Rotating the first bidirectional screw rod 10 can drive the two first connecting blocks 11 to move toward or in the opposite direction, thereby driving the two first slides 7 and the first cylinder 8 installed on the first slide 7 to move synchronously, thereby adjusting the extension and contraction of the two first cylinders 8. The distance between the clamping blocks 12 installed at the retracted ends, the upper end of the first workbench 1 near the second slide rail 13 is fixedly connected to a second screw mounting bracket 17, the second screw mounting bracket 17 is internally rotatably connected to a second bidirectional screw rod 19, both ends of the second bidirectional screw rod 19 are threadedly sleeved with second connecting blocks 20, the two second connecting blocks 20 are respectively fixedly connected to the two second slides 14, and rotating the second bidirectional screw rod 19 will drive the two second connecting blocks 20 to move synchronously toward or in the opposite direction, thereby driving the conductive block 16 installed on the second connecting block 20 to move synchronously;

[0039] One side of the second workbench 2 is rotatably connected to a first rotating column 21, and both ends of the first rotating column 21 are fixedly connected to a driven gear 22. The end of the second workbench 2 away from the first rotating column 21 is rotatably connected to a second rotating column 23, and both ends of the second rotating column 23 are fixedly connected to a driving gear 24. The two driving gears 24 and the driving gear 24 on the same side of the two driven gears 22 and the outside of the driven gear 22 are jointly sleeved with a chain 25. A plurality of placement racks 26 corresponding to the feeding rollers 43 are fixedly connected to the surfaces of the two chains 25. A first motor 27 is fixedly connected to one side of the second workbench 2, and the output end of the first motor 27 is fixedly connected to one end of the second rotating column 23. The first motor 27 drives the second rotating column 23 to rotate, driving the driving gears 24 at both ends to rotate synchronously. The driving gear 24 drives the driven gear 22 through the chain 25 to form a bilateral synchronous transmission structure. At the same time, the placement rack 26 on the surface of the chain 25 is connected to the feeding roller 43. The rollers 43 form corresponding workstations, thereby realizing the transportation of the electric heating pipe. The upper end of the second workbench 2 is fixedly connected to two fixing frames 28, and the upper ends of the two fixing frames 28 are fixedly connected to a water spray pipe 29. The lower end of one side of the second workbench 2 is fixedly connected to a water storage tank 30, and the lower end of one side of the water storage tank 30 is fixedly connected to a water outlet pipe 31. One end of the water outlet pipe 31 is fixedly connected to a water pump 32, and one end of the water pump 32 is fixedly connected to a connecting pipe 33. One end of the connecting pipe 33 is connected to one end of the water spray pipe 29. The lower end of the second workbench 2 is fixedly connected to a water guide frame 34 corresponding to the water tank 30. The lower end of the water guide frame 34 extends into the water tank 30. The water tank 30 is pressurized by a water pump 32, and the coolant is transported to the water spray pipe 29 through the outlet pipe 31 and the connecting pipe 33. The water spray pipe 29 realizes stable spraying through the fixed frame 28, covering the processing area of ​​the second workbench 2. After that, the used coolant is guided back to the water tank 30 through the water guide frame 34 to form a closed-loop system.

[0040] One side of the upper end of the third workbench 3 is connected to a second cylinder 39 through a mounting part, and the telescopic end of the second cylinder 39 is fixedly connected to a push plate 40. When in use, starting the second cylinder 39 can drive the push plate 40 to achieve reciprocating motion. The upper end of the third workbench 3 is fixedly connected to a support frame 35, and the upper end of the support frame 35 is fixedly connected to a fixing member 36. The inside of the fixing member 36 is fixedly connected to a hydraulic cylinder 37. The telescopic end of the hydraulic cylinder 37 passes through the fixing member 36 and is fixedly connected to a pressure block 38. The inside of the third workbench 3 is fixedly connected to a mold 41 corresponding to the pressure block 38. A funnel-shaped mold cavity is provided inside the mold 41. When the hydraulic cylinder 37 is started, the hydraulic cylinder 37 will drive the pressure block 38 to move downward, and then the pressure block 38 will enter the inside of the mold 41 and contact the heating tube, thereby bending the heating tube.

[0041] Working principle: First, the operator needs to rotate the first bidirectional screw rod 10 to drive the two first connecting blocks 11 to move toward or in the opposite direction, and then adjust the distance between the two first slides 7. The first cylinder 8 on the first slide 7 drives the clamping block 12 to move synchronously to adapt to electric heating tubes of different lengths. Then, the second bidirectional screw rod 19 is rotated to drive the second connecting block 20 to move, so that the conductive block 16 is aligned with the clamping block 12 to ensure good contact when powered on for heating. Then, the heating tube is placed between the clamping block 12 and the conductive block 16, and then the first cylinder 8 is started. The first cylinder 8 drives the clamping block 12 to move until the electric heating tube is clamped by the clamping block 12 and the conductive block 16, and generates heat after power is turned on. After heating is completed, the first cylinder 8 retracts to release the clamping of the electric heating tube, and the electric heating tube slides from the blanking port 4 into the guide rack 5;

[0042] Then, the second motor 18 is started to drive the feed roller 43 to rotate. When the groove inside the feed roller 43 is aligned with the guide frame 5, the electric heating tube rolls into the groove, and the feed roller 43 continues to rotate to feed the electric heating tube to the placement rack 26 on the chain 25. Then, the first motor 27 is started to drive the second rotating column 23 to rotate, driving the chain 25 to move, so that the electric heating tube enters the cooling zone. Then, the water pump 32 is started to pump water from the water storage tank 30, and the water is sprayed through the water spray pipe 29 to cool the electric heating tube. The coolant returns to the water storage tank 30 through the water guide frame 34 to achieve recycling.

[0043] When the electric heating tube moves to the position corresponding to the third workbench 3, the electric heating tube slides from the placement rack 26 to the third workbench 3, and then the second cylinder 39 is started to push the push plate 40 to push the electric heating tube into the funnel-shaped mold cavity of the mold 41. Then the hydraulic cylinder 37 is started to drive the pressing block 38 to press down, so that the electric heating tube is bent and formed in the mold 41 and then falls out of the mold 41.

[0044] Although specific embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made to these specific embodiments without departing from the principles and spirit of the invention, and the scope of the invention is defined by the appended claims and their equivalents.

Claims

1. An automatic annealing and forming integrated device for electric heating tubes, comprising a first workbench (1), a second workbench (2), and a third workbench (3), characterized in that: The second workbench (2) is located on one side of the first workbench (1), and the third workbench (3) is located on the side of the second workbench (2) away from the first workbench (1). A blanking port (4) is provided at the upper end of the first workbench (1), and a guide rack (5) is fixedly connected to a position near the blanking port (4) inside the first workbench (1). Two first slide rails (6) are fixedly connected to one side of the first workbench (1), and both ends of the two first slide rails (6) are connected to the first slide (7) through sliders. The upper ends of the two first slides (7) are fixedly connected to the first cylinder (8), and the protruding ends of the two first cylinders (8) are fixedly connected to the clamping blocks (12); The upper end of the first workbench (1) away from the first slide rail (6) is fixedly connected to two second slide rails (13), both ends of the two second slide rails (13) are connected to the second slide platform (14) through sliders, the upper ends of the two second slide platforms (14) are fixedly connected to mounting frames (15), and the surfaces of the two mounting frames (15) are fixedly connected to conductive blocks (16) corresponding to the clamping blocks (12).

2. The electric heating tube automatic annealing and molding integrated equipment according to claim 1, characterized in that: One end of the guide frame (5) is fixedly connected to two connecting members (42), a feeding roller (43) is rotatably connected between the two connecting members (42), a second motor (18) is fixedly connected to a surface of one of the two connecting members (42), and an output end of the second motor (18) is fixedly connected to one end of the feeding roller (43).

3. The electric heating tube automatic annealing and molding integrated equipment according to claim 1, characterized in that: A first screw rod mounting bracket (9) is fixedly connected to the upper end of the first workbench (1) near the first slide rail (6); a first bidirectional screw rod (10) is rotatably connected inside the first screw rod mounting bracket (9); first connecting blocks (11) are threadedly sleeved on both ends of the first bidirectional screw rod (10); and two first connecting blocks (11) are fixedly connected to the two first slides (7) respectively.

4. The electric heating tube automatic annealing and forming integrated equipment according to claim 3, characterized in that: A second screw rod mounting bracket (17) is fixedly connected to the upper end of the first workbench (1) near the second slide rail (13); a second bidirectional screw rod (19) is rotatably connected inside the second screw rod mounting bracket (17); second connecting blocks (20) are threadedly sleeved on both ends of the second bidirectional screw rod (19); and two second connecting blocks (20) are respectively fixedly connected to the two second slides (14).

5. The electric heating tube automatic annealing and molding integrated equipment according to claim 2, characterized in that: One side of the second workbench (2) is rotatably connected to a first rotating column (21), and both ends of the first rotating column (21) are fixedly connected to a driven gear (22). One end of the second workbench (2) away from the first rotating column (21) is rotatably connected to a second rotating column (23), and both ends of the second rotating column (23) are fixedly connected to a driving gear (24). The two driving gears (24) and the driving gears (24) and the driven gears (22) on the same side are covered with a chain (25). The surfaces of the two chains (25) are fixedly connected to a plurality of placement racks (26) corresponding to the feeding rollers (43). One side of the second workbench (2) is fixedly connected to a first motor (27), and the output end of the first motor (27) is fixedly connected to one end of the second rotating column (23).

6. The electric heating tube automatic annealing and molding integrated equipment according to claim 1, characterized in that: The upper end of the second workbench (2) is fixedly connected to two fixing frames (28), and the upper ends of the two fixing frames (28) are commonly fixedly connected to a water spray pipe (29). The lower end of one side of the second workbench (2) is fixedly connected to a water storage tank (30), and the lower end of one side of the water storage tank (30) is fixedly connected to a water outlet pipe (31). One end of the water outlet pipe (31) is fixedly connected to a water pump (32), and one end of the water pump (32) is fixedly connected to a connecting pipe (33). One end of the connecting pipe (33) is fixedly connected to one end of the water spray pipe (29). The lower end of the second workbench (2) is fixedly connected to a water guide frame (34) corresponding to the water storage tank (30), and the lower end of the water guide frame (34) extends into the interior of the water storage tank (30).

7. The electric heating tube automatic annealing and molding integrated equipment according to claim 1, characterized in that: One side of the upper end of the third workbench (3) is connected to a second cylinder (39) via a mounting member, and a push plate (40) is fixedly connected to the telescopic end of the second cylinder (39).

8. The electric heating tube automatic annealing and molding integrated equipment according to claim 1, characterized in that: The upper end of the third workbench (3) is fixedly connected to a support frame (35), the upper end of the support frame (35) is fixedly connected to a fixing member (36), the fixing member (36) is fixedly connected to a hydraulic cylinder (37) inside, the telescopic end of the hydraulic cylinder (37) passes through the fixing member (36) and is fixedly connected to a pressing block (38), the third workbench (3) is fixedly connected to a mold (41) corresponding to the pressing block (38), and a funnel-shaped mold cavity is opened inside the mold (41).