Fixing and welding device for heat exchanger clothes dryer base and working method of fixing and welding device

Abstract

The invention discloses a fixing and welding device for a heat exchanger clothes dryer base and a working method thereof.The fixing and welding device comprises a feeding mechanism, an assembling mechanism, a welding mechanism, a detecting mechanism and a discharging mechanism, the feeding mechanism comprises the base, a conveying belt is arranged above the base, and a sliding rail is arranged on the rear side of the conveying belt; a sliding rail is arranged on the upper side of the base, a first clamping jaw is arranged on the front side of the sliding rail, a rotating disc is connected to the upper portion of the base through a bearing, a second clamping jaw is arranged on the outer side of the rotating disc, the assembling mechanism comprises an arc-shaped conveyor, a transverse pushing machine is arranged on the front side of the arc-shaped conveyor, and a first air cylinder is arranged above the transverse pushing machine. And the welding mechanism comprises an upper guide rail and a first supporting frame, the front side of the upper guide rail is slidably connected with a first welding machine, and the integrated assembly welding function is conveniently, rapidly and efficiently achieved.

Description

Technical Field

[0001] The present invention is applied to the background of heat exchanger dryer, and is named as a fixing welding device for the base of heat exchanger dryer and a working method thereof. Background Art

[0002] Heat exchangers are devices used to transfer heat from hot fluid to cold fluid to meet specified process requirements. They are an industrial application of convective heat transfer and heat conduction. Heat exchangers can be classified in different ways. According to their operation process, they can be divided into three categories: partition type, hybrid type, and heat storage type; according to the compactness of their surface, they can be divided into compact type and non-compact type.

[0003] A clothes dryer is a cleaning household appliance that uses a heat exchanger to evaporate the water in washed clothes instantly. It is especially needed in the winter in the north and the "return of the south wind" in the south, when clothes are difficult to dry. In addition, clothes dryers are widely used in industrial production to dry fabrics and improve production efficiency.

[0004] However, in the existing dryer manufacturing process, the dryer base is particularly important, but the base needs to be manually aligned and welded, which greatly reduces production efficiency. At the same time, it is impossible to ensure that the welding quality of each base is the same, and subsequent unified inspection is required. In addition, this process requires manual handling of the base and docking with the dryer body, which consumes manpower.

[0005] Therefore, it is necessary to provide a fixing welding device for a heat exchanger dryer base and a working method thereof, which can achieve the effect of integrated assembly welding. Summary of the invention

[0006] The object of the present invention is to provide a fixing welding device for a heat exchanger dryer base and a working method thereof to solve the problems raised in the above background technology.

[0007] In order to solve the above technical problems, the present invention provides the following technical solutions: a fixing welding device for a heat exchanger dryer base and a working method thereof, comprising a feeding mechanism, an assembling mechanism, a welding mechanism, a detection mechanism, and a discharging mechanism, wherein the feeding mechanism comprises a base, a conveyor belt is arranged above the base, a sliding rail is arranged at the rear side of the conveyor belt, a first clamping claw is arranged at the front side of the sliding rail, a rotating disk is connected to the upper bearing of the base, and a second clamping claw is arranged on the outer side of the rotating disk;

[0008] The assembly mechanism includes an arc conveyor, a lateral pusher is arranged at the front side of the arc conveyor, a first cylinder is arranged above the lateral pusher, and a push rod is arranged at the gas rod end of the first cylinder;

[0009] The welding mechanism comprises an upper guide rail and a first support frame, a first welding machine is slidably connected to the front side of the upper guide rail, a first welding head is arranged at the bottom of the first welding machine, a second support frame is arranged inside the first support frame, a second welding frame is arranged at the front side of the second support frame, and a second welding head is arranged at the top of the second welding frame;

[0010] The detection mechanism comprises a second cylinder, a detection machine is arranged at the gas rod end of the second cylinder, a buffer rod is arranged at the bottom of the detection machine, and a detection plate is arranged at the bottom of the buffer rod;

[0011] The discharging mechanism comprises a discharging frame, and a third clamping claw is slidably connected to the top of the discharging frame.

[0012] In one embodiment, a heightening frame is fixedly installed above the base, the conveyor belt is arranged on the top of the heightening frame, a support plate is fixedly installed above the heightening frame, the sliding rail is arranged on the front side of the support plate, the front side of the sliding rail is slidably connected with a feeder, the first clamp is arranged at the bottom of the feeder, a positioner is arranged at the outer end of the turntable, a flip shaft is arranged at the sliding end of the positioner, and the second clamp is arranged on the front side of the flip shaft.

[0013] In one embodiment, an operation bin is disposed above the base, a lifting frame is disposed on the top of the operation bin, the arc conveyor is disposed above the lifting frame, a conveying section of the arc conveyor is provided with a groove, a waste conveyor is disposed above the operation bin, and an ejector is disposed at the rear side of the operation bin;

[0014] A first motor is fixedly installed above the operating bin, and a pulley at the output end of the first motor is meshed with a first belt. The transverse pusher is arranged above the operating bin, and the first belt is meshed and connected with a pulley at the transmission wheel end of the transverse pusher. A waiting groove is arranged on the outer side of the transverse pusher. A detector is fixedly installed above the operating bin, and the first cylinder is arranged on the front side of the detector.

[0015] In one embodiment, a third support frame is fixedly installed above the base, the upper guide rail is arranged on the top of the third support frame, a second motor is arranged above the upper guide rail, a pulley at the output end of the second motor is meshed with a second belt, a support block is arranged above the upper guide rail, the second belt is meshed with the pulley inside the support block, a first displacement block is fixedly installed above the second belt, the first welding machine is connected to the first displacement block, the first welding machine is slidably connected to the upper guide rail, a first angle adjuster is arranged inside the first welding machine, a first welding frame is arranged on the front side of the first angle adjuster, and the first welding head is arranged below the first welding frame;

[0016] The first support frame is arranged above the base, and a third motor is arranged inside the first support frame, and a pulley at an output end of the third motor is meshed with a third belt, and the third belt is meshed with a pulley outside the first support frame, and a second displacement block is fixedly installed below the third belt, and a second support frame is arranged on the inner side of the second displacement block, and the second support frame and the first support frame are slidably connected to each other, and a fourth motor is fixedly installed inside the second support frame, and a pulley at an output end of the fourth motor is meshed with a fourth belt, and an internal bearing of the second support frame is connected to a first threaded rod, and the second welding frame slides up and down in front of the second support frame, and the second welding frame and the first threaded rod are threadedly meshed with each other.

[0017] In one embodiment, a detection frame is fixedly installed above the base, the second cylinder is fixedly installed at the bottom of the detection frame, the buffer end of the buffer rod is connected to the detection plate, a spring is welded between the detection plate and the bottom of the buffer rod, a detection rod is slidably connected to the bottom of the detection machine, a buffer head is arranged below the detection rod, and a balance meter is arranged at the bottom of the detection plate.

[0018] In one embodiment, a fifth motor is arranged above the discharging rack, a second threaded rod is arranged at the output end of the fifth motor, a discharging block is meshed with the outer thread of the second threaded rod, the discharging block and the discharging rack are slidably connected to each other, a controller is connected to the upper bearing of the discharging block, and the third clamp is arranged at the output end of the controller.

[0019] Compared with the prior art, the beneficial effects achieved by the present invention are as follows: the present invention uses a conveyor belt to transport the main body, uses multiple clamps to transfer and fix the main body, uses a turntable to send the main body to multiple areas for assembly and welding, and the second clamp that can be raised and lowered and rotated to fix the main body drives the main body to move up and down to adapt to the height of the arc conveyor, and uses a push rod to push the base rod in the waiting groove into the base mounting hole of the main body, and multiple waiting grooves can be adapted to mounting holes with different hole spacings, and the base rod is inspected to determine whether it is damaged to avoid more losses in advance, and the upper part of the base rod is welded in batches and then the bottom is welded to improve the welding strength and ensure the centering position, and then the welded base rod is pressure tested to determine whether the welding strength meets the standard, and multiple mechanisms are used to achieve the installation and welding of the heat exchanger dryer base, which is efficient, good quality and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The technical solution and other beneficial effects of the present application will be made apparent by describing in detail the specific implementation methods of the present application in conjunction with the accompanying drawings.

[0021] In the attached picture:

[0022] Figure 1It is a schematic diagram of the overall three-dimensional structure of the present invention;

[0023] Figure 2 It is a three-dimensional structural schematic diagram of the feeding mechanism of the present invention;

[0024] Figure 3 It is a three-dimensional structural schematic diagram of the assembly structure of the present invention;

[0025] Figure 4 It is a schematic diagram of the first part of the welding structure of the present invention;

[0026] Figure 5 It is a schematic diagram of the second part of the welding structure of the present invention;

[0027] Figure 6 It is a three-dimensional structural schematic diagram of the detection mechanism of the present invention;

[0028] Figure 7 It is a schematic diagram of the front structure of the detection structure of the present invention;

[0029] In the figure: 1, base; 2, heightening frame; 3, conveyor belt; 4, support plate; 5, sliding rail; 6, feeder; 7, first clamp; 8, turntable; 9, positioner; 10, flip axis; 11, second clamp; 12, operation chamber; 13, arc conveyor; 14, groove; 15, waste conveyor; 16, ejector; 17, first motor; 18, horizontal pusher; 19, waiting slot; 20, heightening frame; 21, detector; 22, first cylinder; 23, push rod; 24, third support frame; 25, upper guide rail; 26, second motor; 27, support block; 28, second belt; 29, first displacement block; 30, first welding machine; 31, first adjustment Angle gauge; 32. first welding frame; 33. first welding head; 34. first belt; 35. first support frame; 36. third motor; 37. third belt; 38. second displacement block; 39. second support frame; 40. fourth motor; 41. fourth belt; 42. first threaded rod; 43. second welding frame; 44. second welding head; 45. detection frame; 46. discharging frame; 47. fifth motor; 48. discharging block; 49. second threaded rod; 50. controller; 51. third clamp; 52. buffer head; 53. balancing instrument; 54. detection plate; 55. second cylinder; 56. detection machine; 57. detection rod; 58. buffer rod; 59. spring. DETAILED DESCRIPTION

[0030] The disclosure below provides many different embodiments or examples to realize the different structures of the present application. In order to simplify the disclosure of the present application, the parts and settings of specific examples are described below. Of course, they are only examples, and the purpose is not to limit the present application. In addition, the present application can repeat reference numbers and / or reference letters in different examples, and this repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed. In addition, the various specific processes and material examples provided by the present application, but those of ordinary skill in the art can appreciate the application of other processes and / or the use of other materials.

[0031] See also Figure 1-7 The present invention provides a technical solution: a fixed welding device for a heat exchanger dryer base and a working method thereof, comprising a feeding mechanism, an assembling mechanism, a welding mechanism, a detection mechanism, and a discharging mechanism. The feeding mechanism comprises a base 1, a conveyor belt 3 is arranged above the base 1, a sliding rail 5 is arranged at the rear side of the conveyor belt 3, a first clamping jaw 7 is arranged at the front side of the sliding rail 5, a rotating disk 8 is connected to the upper bearing of the base 1, and a second clamping jaw 11 is arranged on the outer side of the rotating disk 8;

[0032] The assembly mechanism includes an arc conveyor 13, a lateral pusher 18 is arranged at the front side of the arc conveyor 13, a first cylinder 22 is arranged above the lateral pusher 18, and a push rod 23 is arranged at the gas rod end of the first cylinder 22;

[0033] The welding mechanism includes an upper guide rail 25 and a first support frame 35. A first welding machine 30 is slidably connected to the front side of the upper guide rail 25. A first welding head 33 is arranged at the bottom of the first welding machine 30. A second support frame 39 is arranged inside the first support frame 35. A second welding frame 43 is arranged at the front side of the second support frame 39. A second welding head 44 is arranged at the top of the second welding frame 43.

[0034] The detection mechanism includes a second cylinder 55, a detection machine 56 is provided at the gas rod end of the second cylinder 55, a buffer rod 58 is provided at the bottom of the detection machine 56, and a detection plate 54 is provided at the bottom of the buffer rod 58;

[0035] The discharging mechanism includes a discharging rack 46, and a third clamp 51 is slidably connected to the top of the discharging rack 46. The worker places the heat exchange dryer body on the specified position of the conveyor belt 3, and then the conveyor belt 3 will move it forward. After reaching the specified position, the first clamp 7 will fall and grab the body, and then move it forward to the inside of the second clamp 11 through the sliding rail 5, and clamp and fix it again through the second clamp 11, and then the second clamp 11 rotates with the turntable 8 to reach three different areas for assembly, welding, and inspection of shipment. The worker places the base rod on the arc conveyor 13, and then the arc conveyor 13 will transfer the base rod to the groove 14 on the horizontal pusher 18. After waiting for the base rod and the body to reach the specified area, the first cylinder 22 starts to drive the push rod 23 forward, pushing the base rod forward until it is combined with the bottom base mounting hole of the body, and then the first welding machine 30 will It performs preliminary welding, and then the second clamping jaw 11 rotates and switches the upper and lower positions to repeat the previous action to install and weld the base on the top of the main body, and then follows the turntable 8 to rotate to the second welding area, and the second welding head 44 is used to perform secondary welding on the four base rods for reinforcement, and then it follows the turntable 8 to rotate to the third area again, and starts to test the welding strength. The second cylinder 55 pushes the gas rod to drive the detection machine 56 to descend, and the buffer rod 58 is replaced with the detection plate 54 to apply pressure to the base. The feedback of the detection machine 56 determines whether the welding strength of the base meets the requirements. If it meets the requirements, it will be clamped by the third clamping jaw 51 and transported by the discharge rack 46. The overall device uses automated machinery to assemble and weld the main body and the four bases twice, respectively, to improve the welding strength, and then judge whether the welding strength is qualified through lateral pressure detection, which improves efficiency and avoids manual welding errors, and has good practicality.

[0036] A heightening frame 2 is fixedly installed above the base 1, a conveyor belt 3 is arranged on the top of the heightening frame 2, a support plate 4 is fixedly installed above the heightening frame 2, a sliding rail 5 is arranged on the front side of the support plate 4, a feeder 6 is slidably connected to the front side of the sliding rail 5, a first clamping claw 7 is arranged at the bottom of the feeder 6, a positioner 9 is arranged at the outer end of the turntable 8, a flip shaft 10 is arranged at the sliding end of the positioner 9, and a second clamping claw 11 is arranged at the front side of the flip shaft 10. The worker places the heat exchange dryer body on the specified position of the conveyor belt 3 in advance, and then the conveyor belt 3 will move it forward. After reaching the bottom of the feeder 6, the conveyor belt 3 stops transporting, and the feeder 6 controls the first clamping claw 7 to fall and grab Take the heat exchange dryer body, wait for it to rise, and then slide forward on the slide rail 5 until the heat exchange dryer body is at the specified center position inside the second clamping jaw 11, then the second clamping jaw 11 clamps and fixes both sides of the heat exchange dryer body, the first clamping jaw 7 is released and returns to its original position, the second clamping jaw 11 can change its height through the positioner 9 during the clamping period, and rotate through the flip shaft 10 to facilitate the alignment of the mounting hole of the body with the base rod, and at the same time, the assembly and welding of the two rows of base rods are realized by flipping, and multiple processes can be realized simultaneously by the rotation of the turntable 8, which has high overall efficiency and good practicality, avoiding manual installation and welding one by one, and reducing the occurrence of skew and the like;

[0037] An operation bin 12 is arranged above the base 1, an elevated frame 20 is arranged on the top of the operation bin 12, an arc conveyor 13 is arranged above the elevated frame 20, a conveying section of the arc conveyor 13 is provided with a groove 14, a waste conveyor 15 is arranged above the operation bin 12, and an ejector 16 is arranged at the rear side of the operation bin 12;

[0038] A first motor 17 is fixedly installed above the operation bin 12, and a first belt 34 is meshed with a pulley at the output end of the first motor 17. A transverse pusher 18 is arranged above the operation bin 12, and the first belt 34 is meshed with a pulley at the transmission wheel end of the transverse pusher 18. A waiting groove 19 is arranged on the outer side of the transverse pusher 18. A detector 21 is fixedly installed above the operation bin 12, and a first cylinder 22 is arranged on the front side of the detector 21. The worker places the base rod in the groove 14 of the arc conveyor 13. Due to its arc-shaped base rod, it will automatically roll to a horizontal position, which is convenient for vertical alignment with the main body. Base rods of different specifications can be changed in height through the lifting frame 20 to prevent them from accurately rolling into the waiting groove 19 in front. The groove 14 can rotate with the conveying chain in the arc conveyor 13, thereby achieving the effect of driving the base rod forward. After the first motor 17 is started, it will drive the main shaft of the transverse pusher 18 to rotate through the first belt 34, thereby driving the internal chain to rotate, and the waiting groove 19 rotates with the chain, and stops after the waiting groove 19 is aligned with the groove 14. After the groove 14 transports the base rod to the waiting groove 19, the first motor 17 starts to rotate again, and then stops transporting the base rod again. Multiple waiting grooves 19 can be paired with main bodies with different hole spacings to improve diversity. After waiting for the two base rods to be ready, the detector 21 will first detect them to determine whether they are damaged, and then determine whether they are aligned with the mounting holes of the main body. Then, the first cylinder 22 is controlled to push the gas rod, and the push rod 23 is used to push and insert the base rod into the mounting hole. In the subsequent welding process, the push rod 23 will always support the base rod to place it. If unexpected skewness occurs during the welding process, if the detector 21 detects that the base rod is damaged, the installation will be stopped, and the first motor 17 will continue to rotate, so that the damaged base rod reaches the front of the waste conveyor 15, and is ejected backwards into the waste conveyor 15 by the ejector 16 for recovery, and then the base rod is continued to be loaded, so as to realize automatic loading of the base rod and adapt to a variety of hole spacings, detect the base rod, and use the push rod 23 to uniformly push and assemble, so that the installation effect is good, manpower is saved, and efficiency is improved;

[0039] A third support frame 24 is fixedly installed above the base 1, an upper guide rail 25 is arranged on the top of the third support frame 24, a second motor 26 is arranged above the upper guide rail 25, a second belt 28 is meshed with the output end pulley of the second motor 26, a support block 27 is arranged above the upper guide rail 25, the second belt 28 is meshed with the pulley inside the support block 27, a first displacement block 29 is fixedly installed above the second belt 28, a first welding machine 30 is connected to the first displacement block 29, the first welding machine 30 is slidably connected to the upper guide rail 25, a first angle adjuster 31 is arranged inside the first welding machine 30, a first welding frame 32 is arranged on the front side of the first angle adjuster 31, and a first welding head 33 is arranged below the first welding frame 32;

[0040] The first support frame 35 is arranged above the base 1, and a third motor 36 is arranged inside the first support frame 35. The output end pulley of the third motor 36 is meshed with a third belt 37, and the third belt 37 is meshed with the pulley outside the first support frame 35. A second displacement block 38 is fixedly installed below the third belt 37, and a second support frame 39 is arranged on the inner side of the second displacement block 38. The second support frame 39 and the first support frame 35 are slidably connected to each other, and a fourth motor 40 is fixedly installed inside the second support frame 39, and the output end pulley of the fourth motor 40 is meshed with the fourth belt 41, the inner bearing of the second support frame 39 is connected with the first threaded rod 42, the second welding frame 43 slides up and down in front of the second support frame 39, the second welding frame 43 and the first threaded rod 42 are threadedly engaged with each other, and they need to be welded twice after the assembly is completed, the second motor 26 is started, and the first displacement block 29 is driven to slide left and right through the second belt 28, thereby driving the first welding machine 30 to move left and right on the upper guide rail 25 to change its position until the first welding frame 32 at the bottom is aligned with the base rods on both sides, and then the first welding head 33 cooperates with the first adjustment The angler 31 welds the base rod and the main body. After the initial upper end welding is completed, the second motor 26 starts to drive the first welding machine 30 back to its original position, and the positioner 9 starts to change the height of the main body to make it drop. In this process, the previously welded base rod will not touch other devices. Then the second group of base rods are assembled and then welded. After completion, the turntable 8 rotates to drive the main body to the third area. At this time, the bottom of the two groups of base rods needs to be welded and reinforced for the second time. The third motor 36 is started to drive the second displacement block 38 to move forward and backward through the third belt 37. By adjusting the second support frame 3 9 drives the second welding frame 43 to the bottom of the main body, and then the fourth motor 40 is started, and the first threaded rod 42 is driven to rotate through the fourth belt 41. The second welding frame 43 engaged with the thread thereof is restricted to slide up and down on the front side of the second support frame 39, and slides upward, so that the second welding head 44 in front performs bottom reinforcement welding on the two groups of base rods, thereby completing the two groups of welding, improving the welding strength, and improving the efficiency of unified welding in batches compared with traditional manual welding one by one, reducing the skewness of the base rod after welding, and having low welding difficulty and good practicality;

[0041] A detection frame 45 is fixedly installed above the base 1, and a second air cylinder 55 is fixedly installed at the bottom of the detection frame 45. The buffer end of the buffer rod 58 is connected to the detection plate 54, and a spring 59 is welded to the bottom of the detection plate 54 and the buffer rod 58. The bottom of the detection machine 56 is slidably connected with a detection rod 57, and a buffer head 52 is arranged below the detection rod 57. A balancer 53 is arranged at the bottom of the detection plate 54. After welding, the main body is driven by the turntable 8 to reach the fourth area, and the compression strength of the four base rods is tested. The second air cylinder 55 drives the detection machine 56 to descend by pushing the air rod. When the detection machine 56 descends, it drives the bottom detection machine 56 through the buffer rod 58. The measuring plate 54 is lowered together and will contact with two flush base rods. The balancer 53 at the bottom will first detect whether the base rod is skewed. After passing, the second cylinder 55 continues to push the detection machine 56. At this time, the buffer end of the buffer rod 58 will shrink inward, and the spring 59 will be squeezed. If the buffer head 52 can contact the bottom detection plate 54, the detection rod 57 will cooperate with the balancer 53 to perform a second detection to determine whether the base rod is skewed. If it passes, it means that the welding strength is qualified and can withstand the rebound force of the spring 59 and the buffer rod 58, so as to achieve the effect of automatic shipment inspection, avoid quality problems in the later stage, and improve efficiency.

[0042] A fifth motor 47 is arranged above the discharging rack 46, and a second threaded rod 49 is arranged at the output end of the fifth motor 47. A discharging block 48 is engaged with the outer thread of the second threaded rod 49, and the discharging block 48 and the discharging rack 46 are slidably connected to each other. The upper bearing of the discharging block 48 is connected to the controller 50, and a third clamping jaw 51 is arranged at the output end of the controller 50. The fifth motor 47 drives the second threaded rod 49 to rotate, and the discharging block 48 engaged with the thread thereof will be displaced backward due to the restriction of the forward and backward displacement. The third clamping jaw 51 clamps the main body that has completed the inspection, and then displaces backward and rotates for later collection.

[0043] In the description of this application, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection, an electrical connection, or mutual communication; it can be a direct connection, internal communication between two elements, or an interaction relationship between two elements. For ordinary technicians in this field, the meanings of the above terms in this application can be understood according to specific circumstances.

[0044] The above is a detailed introduction to a fixing welding device for a heat exchanger dryer base and a working method thereof provided in an embodiment of the present application. Specific examples are used herein to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the technical solution and core idea of ​​the present application. Ordinary technicians in this field should understand that they can still modify the technical solutions recorded in the aforementioned embodiments, or replace some of the technical features therein with equivalents; and these modifications or replacements do not cause the essence of the corresponding technical solution to deviate from the scope of the technical solution of the embodiments of the present application.

Claims

1. A fixing welding device for a heat exchanger dryer base, comprising a feeding mechanism, an assembling mechanism, a welding mechanism, a detection mechanism, and a discharging mechanism, characterized in that: The feeding mechanism comprises a base (1), a conveyor belt (3) is arranged above the base (1), a sliding rail (5) is arranged on the rear side of the conveyor belt (3), a first clamping claw (7) is arranged on the front side of the sliding rail (5), a rotating disk (8) is connected to the upper bearing of the base (1), and a second clamping claw (11) is arranged on the outer side of the rotating disk (8); The assembly mechanism comprises an arc conveyor (13), a lateral pusher (18) is arranged on the front side of the arc conveyor (13), a first cylinder (22) is arranged above the lateral pusher (18), and a push rod (23) is arranged at the gas rod end of the first cylinder (22); The welding mechanism comprises an upper guide rail (25) and a first support frame (35); a first welding machine (30) is slidably connected to the front side of the upper guide rail (25); a first welding head (33) is arranged at the bottom of the first welding machine (30); a second support frame (39) is arranged inside the first support frame (35); a second welding frame (43) is arranged at the front side of the second support frame (39); and a second welding head (44) is arranged at the top of the second welding frame (43); The detection mechanism comprises a second cylinder (55), a detection machine (56) is arranged at the gas rod end of the second cylinder (55), a buffer rod (58) is arranged at the bottom of the detection machine (56), and a detection plate (54) is arranged at the bottom of the buffer rod (58); The discharging mechanism comprises a discharging frame (46), and a third clamping claw (51) is slidably connected above the discharging frame (46).

2. A fixing welding device for a heat exchanger dryer base according to claim 1, characterized in that: A heightening frame (2) is fixedly installed above the base (1), the conveyor belt (3) is arranged on the top of the heightening frame (2), a support plate (4) is fixedly installed above the heightening frame (2), the sliding rail (5) is arranged on the front side of the support plate (4), the front side of the sliding rail (5) is slidably connected with a feeder (6), the first clamping claw (7) is arranged at the bottom of the feeder (6), a positioner (9) is arranged at the outer end of the turntable (8), a flip shaft (10) is arranged at the sliding end of the positioner (9), and the second clamping claw (11) is arranged on the front side of the flip shaft (10).

3. A fixing welding device for a heat exchanger dryer base according to claim 1, characterized in that: An operating bin (12) is arranged above the base (1), a lifting frame (20) is arranged on the top of the operating bin (12), the arc conveyor (13) is arranged above the lifting frame (20), a conveying section of the arc conveyor (13) is provided with a groove (14), a waste conveyor (15) is arranged above the operating bin (12), and an ejector (16) is arranged at the rear side of the operating bin (12); A first motor (17) is fixedly mounted above the operating chamber (12), a pulley at the output end of the first motor (17) is meshed with a first belt (34), the transverse pusher (18) is arranged above the operating chamber (12), the first belt (34) is meshed with a pulley at the transmission wheel end of the transverse pusher (18), a waiting groove (19) is arranged on the outer side of the transverse pusher (18), a detector (21) is fixedly mounted above the operating chamber (12), and the first cylinder (22) is arranged on the front side of the detector (21).

4. A fixing welding device for a heat exchanger dryer base according to claim 1, characterized in that: A third support frame (24) is fixedly installed above the base (1); the upper guide rail (25) is arranged on the top of the third support frame (24); a second motor (26) is arranged above the upper guide rail (25); a pulley at the output end of the second motor (26) is meshed with a second belt (28); a support block (27) is arranged above the upper guide rail (25); the second belt (28) and the pulley inside the support block (27) are meshed with each other; a first displacement block (29) is fixedly installed above the second belt (28); the first welding machine (30) and the first displacement block (29) are connected to each other; the first welding machine (30) and the upper guide rail (25) are slidably connected to each other; a first angle adjuster (31) is arranged inside the first welding machine (30); a first welding frame (32) is arranged on the front side of the first angle adjuster (31); and the first welding head (33) is arranged below the first welding frame (32); The first support frame (35) is arranged above the base (1); a third motor (36) is arranged inside the first support frame (35); a pulley at the output end of the third motor (36) is meshed with a third belt (37); the third belt (37) is meshed with a pulley outside the first support frame (35); a second displacement block (38) is fixedly installed below the third belt (37); a second support frame (39) is arranged inside the second displacement block (38); the second support frame (39) and the first support frame (35) are slidably connected to each other; a fourth motor (40) is fixedly installed inside the second support frame (39); a pulley at the output end of the fourth motor (40) is meshed with a fourth belt (41); an internal bearing of the second support frame (39) is connected to a first threaded rod (42); the second welding frame (43) slides up and down in front of the second support frame (39); the second welding frame (43) and the first threaded rod (42) are threadedly meshed with each other.

5. A fixing welding device for a heat exchanger dryer base according to claim 1, characterized in that: A detection frame (45) is fixedly installed above the base (1), the second cylinder (55) is fixedly installed at the bottom of the detection frame (45), the buffer end of the buffer rod (58) is connected to the detection plate (54), a spring (59) is welded between the detection plate (54) and the bottom of the buffer rod (58), the bottom of the detection machine (56) is slidably connected to a detection rod (57), a buffer head (52) is arranged below the detection rod (57), and a balancing instrument (53) is arranged at the bottom of the detection plate (54).

6. A fixing welding device for a heat exchanger dryer base according to claim 1, characterized in that: A fifth motor (47) is arranged above the discharging frame (46), and a second threaded rod (49) is arranged at the output end of the fifth motor (47). A discharging block (48) is engaged with the outer thread of the second threaded rod (49), and the discharging block (48) and the discharging frame (46) are slidably connected to each other. A controller (50) is connected to the upper bearing of the discharging block (48), and the third clamping jaw (51) is arranged at the output end of the controller (50).

7. A method for fixing and welding a heat exchanger dryer base according to claim 6, comprising: S1. The worker places the main body on the conveyor belt (3), transfers it to the second gripper (11) through the first gripper (7), and is brought to the next three positions by the turntable (8); S2. The arc conveyor (13) transports the base rod to the lateral pusher (18). After testing, qualified ones are pushed into the main body by the push rod (23). Unqualified ones are pushed to the waste conveyor (15) by the ejector (16); S3. The base rod and the main body are initially welded to the top by the first welding machine (30), and then the turntable (8) drives the main body to the second welding frame (32) to receive the second welding reinforcement; S4. The welded body is tested by a testing machine (56) to determine whether the strength of the base rod is qualified; S5. The third clamp (51) takes the body away from the body and sends it to the next area.

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