Heat exchanger gathering pipe drawing opening welding equipment

Abstract

The utility model provides a heat exchanger gathering pipe drawing opening welding device. The heat exchanger gathering pipe drawing opening welding device comprises a mounting base, a welding mechanism, a positioning mechanism and an adjusting mechanism. The positioning mechanism is connected with the mounting base and is used for positioning the heat exchanger gathering pipe; the adjusting mechanism comprises a first driving assembly, and the welding mechanism is connected with the mounting base through the first driving assembly; the welding mechanism and the positioning mechanism are arranged in parallel in a spaced mode, and the first driving assembly is used for driving the welding mechanism to horizontally move relative to the positioning mechanism so as to adjust the distance between the welding mechanism and the positioning mechanism. The welding mechanism, the positioning mechanism and the adjusting mechanism are arranged, the positioning mechanism and the welding mechanism are arranged in a spaced mode, the positioning mechanism is used for positioning the heat exchanger gathering pipe so as to assist in positioning the gathering pipe, the adjusting mechanism is used for adjusting the radius of the welding torch of the welding mechanism, welding flexibility is improved, welding difficulty is reduced, and welding efficiency is improved.

Description

Technical Field

[0001] The present application relates to the technical field of welding equipment, and in particular to a heat exchanger manifold drawing welding equipment. Background Art

[0002] The heat exchanger is provided with a collecting pipe, and the collecting pipe needs to be welded. However, since the heat exchanger collecting pipe is a straight pipe, its length is mostly 80mm-180mm, and its diameter is mostly 12.7mm-15.88mm. Therefore, the welding space of the collecting pipe is very limited. The collecting pipe is generally long and narrow, so it is very difficult to weld the heat exchanger collecting pipe. The welding difficulty is relatively high. In the prior art, manual welding is mostly used for the welding of the heat exchanger collecting pipe. However, due to the long and narrow structure of the collecting pipe, the difficulty of manual welding increases, the efficiency of manual welding is low, and it is difficult to ensure the welding quality.

[0003] Therefore, there is room for further improvement in the prior art for drawing and welding of heat exchanger headers. Utility Model Content

[0004] In view of this, in view of the technical problem that manual welding is used for the tapping of the heat exchanger manifold in the above-mentioned prior art, and the long and narrow manifold will increase the difficulty of welding, thereby reducing the efficiency and quality of manual welding, the present application provides a heat exchanger manifold tapping welding device, which is provided with an adjusting mechanism and a positioning mechanism, the positioning mechanism is used to position the manifold, and the adjusting mechanism is used to adjust the distance between the welding head and the positioning mechanism, thereby realizing the adjustment of the welding torch radius of the welding head, so that the position of the welding head can be flexibly changed, thereby realizing flexible welding of the tapping of the manifold, reducing the welding difficulty of the tapping of the heat exchanger manifold, and improving the welding efficiency.

[0005] The present application provides a heat exchanger manifold drawing and welding device, including a mounting base, a welding mechanism, a positioning mechanism and an adjusting mechanism;

[0006] The positioning mechanism is connected to the mounting base, and is used to position the heat exchanger manifold;

[0007] Wherein, the adjustment mechanism comprises a first driving assembly, and the welding mechanism is connected to the mounting base via the first driving assembly;

[0008] The welding mechanism and the positioning mechanism are arranged in parallel and at intervals, and the first driving assembly is used to drive the welding mechanism to translate relative to the positioning mechanism, so as to adjust the distance between the welding mechanism and the positioning mechanism.

[0009] Compared with the prior art, the present application provides a heat exchanger manifold joint welding device, which is provided with a welding mechanism, a positioning mechanism and an adjusting mechanism. The positioning mechanism is spaced apart from the welding mechanism. The positioning mechanism is used to position the heat exchanger manifold to assist in positioning the manifold, so as to facilitate welding in cooperation with the welding mechanism. The adjusting mechanism is connected to the welding mechanism, and the adjusting mechanism includes a first driving assembly, which is used to drive the welding mechanism to translate relative to the positioning mechanism, that is, to translate the welding mechanism in the spacing direction between the welding mechanism and the positioning mechanism, thereby adjusting the spacing between the welding mechanism and the positioning mechanism, and then adjusting the welding torch radius of the welding mechanism, so as to be able to finely adjust the welding torch radius, so that the position of the welding mechanism can be adjusted to more accurately weld the manifold joint, thereby improving welding flexibility, reducing welding difficulty, and improving welding efficiency.

[0010] Preferably, the adjustment mechanism further comprises a second drive assembly, and the second drive assembly is connected to the mounting base;

[0011] The first driving assembly is connected to the second driving assembly, and the second driving assembly is used to drive the first driving assembly to move along the length extension direction of the positioning mechanism.

[0012] Preferably, the adjustment mechanism further comprises a first connecting seat, one side of the first connecting seat is connected to the first driving assembly, and the other side of the first connecting seat is connected to the second driving assembly;

[0013] The second driving assembly is connected to the positioning mechanism.

[0014] Preferably, the second driving assembly comprises a welding torch arc length driving motor and a second lead screw, the length extension direction of the second lead screw is the same as the length extension direction of the positioning mechanism, and the welding torch arc length driving motor is connected to the second lead screw;

[0015] Wherein, the first connecting seat is rotatably connected to the second lead screw.

[0016] Preferably, the adjustment mechanism further includes a second connecting seat and a connecting plate;

[0017] The bottom of the second connection seat is connected to the mounting base, and the welding torch arc length driving motor is connected to the second connection seat;

[0018] The connecting plate is connected to the positioning mechanism, the bottom of the second lead screw is rotatably connected to the second connecting seat, and the top of the second lead screw is rotatably connected to the connecting plate.

[0019] Preferably, the positioning mechanism comprises a positioning support and a positioning shaft, the bottom of the positioning support is connected to the mounting base, and the positioning shaft is connected to the top of the positioning support;

[0020] The second driving assembly further comprises a second guide rail and a second slider, the second guide rail is connected to the positioning support, and the second guide rail is parallel to and spaced from the positioning shaft;

[0021] The first connecting seat is fixedly connected to the second sliding block, and the second sliding block is slidably connected to the second guide rail.

[0022] Preferably, the first driving assembly includes a first lead screw, the first lead screw is rotatably connected to the first connecting seat, and the first lead screw is rotatably connected to the welding mechanism.

[0023] Preferably, the first driving assembly further comprises a driving block, a first sliding block and a first guide rail, and the first guide rail is fixedly connected to the first connecting seat;

[0024] One side of the driving block is connected to the welding mechanism, and the other side is connected to the first sliding block, and the first sliding block is slidably connected to the first guide rail;

[0025] Wherein, the first lead screw is rotatably connected to the driving block.

[0026] Preferably, it further comprises a torque disc and a torque disc driving motor, wherein the torque disc driving motor is connected to the torque disc, and the torque disc driving motor is used to drive the torque disc to rotate;

[0027] The welding mechanism, the adjusting mechanism and the positioning mechanism are connected to the torque disc, and the torque disc is rotatably connected to the mounting base.

[0028] Preferably, the welding mechanism comprises a welding head and a welding pipe, and the welding head is arranged at the end of the welding pipe;

[0029] An air inlet channel and a cooling channel are provided in the welding pipe, and the cooling channel is used to pass cooling liquid to cool the welding mechanism;

[0030] One end of the air inlet channel is communicated with the welding head, and the other end is communicated with the outside.

[0031] The present invention discloses a heat exchanger manifold drawing and welding device, which has at least the following technical effects:

[0032] 1. By setting a first drive assembly and a second drive assembly, the first drive assembly is used to adjust the radius of the welding torch of the welding mechanism, and the second drive assembly is used to adjust the length of the welding torch of the welding mechanism, so that the position of the welding head can be flexibly changed, and then the flexible welding of the manifold outlet is realized, which reduces the welding difficulty of the manifold outlet of the heat exchanger and improves the welding efficiency;

[0033] 2. By setting a torque disc, the torque disc is rotatably connected to the mounting base, so that the welding mechanism can be rotated, so that the welding mechanism can perform circumferential welding on the tapping of the main pipe, thereby improving welding flexibility and welding efficiency;

[0034] 3. By setting a cooling channel in the welding pipe and passing cooling liquid into the cooling channel, the welding mechanism can be cooled to prevent the welding mechanism from being overheated. BRIEF DESCRIPTION OF THE DRAWINGS

[0035] Figure 1 It is a three-dimensional structural schematic diagram of a heat exchanger manifold drawing welding device provided in one embodiment of the present application;

[0036] Figure 2 It is a partial structural schematic diagram of a heat exchanger manifold drawing welding device provided in one embodiment of the present application;

[0037] Figure 3 It is a schematic cross-sectional structure diagram of a heat exchanger manifold drawing welding device provided in one embodiment of the present application;

[0038] Figure 4 This is a partial cross-sectional structure diagram of a heat exchanger manifold welding device provided in an embodiment of the present application. Figure 1 ;

[0039] Figure 5 This is a partial cross-sectional structure diagram of a heat exchanger manifold welding machine provided in an embodiment of the present application. Figure 2 ;

[0040] Figure 6 yes Figure 1 A schematic diagram of a local A enlargement;

[0041] Figure 7 yes Figure 2 A partial enlarged schematic diagram of B;

[0042] Figure 8 yes Figure 2 A schematic diagram of a partial C enlargement.

[0043] 1. Heat exchanger pipe drawing welding equipment; 2. Mounting base; 3. Welding mechanism; 4. Positioning mechanism; 5. Adjusting mechanism; 6. Torque disk; 7. Welding head; 8. Welding pipe; 9. Air inlet channel; 10. Cooling channel; 11. First drive assembly; 12. Second drive assembly; 13. First connecting seat; 14. Second connecting seat; 15. First lead screw; 16. Second lead screw; 17. Connecting plate; 18. Torque arc length driving motor; 19. First guide rail; 20. Second guide rail; 21. First slider; 22. Second slider; 23. Positioning support; 24. Positioning shaft; 25. Driving block; 26. Torque disk driving motor; 27. Torque gear plate; 28. Driving gear; 29. ​​First mounting plate; 30. Second mounting plate; 31. Third mounting plate; 32. Water inlet pipe; 33. Water outlet; 34. Knob; 35. Gear assembly. DETAILED DESCRIPTION

[0044] In order to enable those skilled in the art to better understand the technical solution of the present disclosure, the present disclosure is described in detail, clearly and completely in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present disclosure and are not used to limit the present disclosure.

[0045] In the description of this application, if there is a description of first or second, it is only for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0046] Those skilled in the art should understand that, in the disclosure of the present application, the orientation or positional relationship indicated by terms such as "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", and "outside" are based on the orientation or positional relationship shown in the accompanying drawings, which are only for the convenience of describing the present application and simplifying the description, and do 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, the above terms should not be understood as limiting the present application.

[0047] The present application is further described in detail below in conjunction with the accompanying drawings. Figures 1 to 8 illustrate.

[0048] The present application provides a heat exchanger header pipe drawing welding device (hereinafter referred to as welding device 1), which is used to weld the heat exchanger header pipe drawing. Figures 1 to 7 As shown, the welding device 1 includes a mounting base 2, a welding mechanism 3, a positioning mechanism 4 and an adjusting mechanism 5, and the mounting base 2 is used to mount the welding mechanism 3, the positioning mechanism 4 and the adjusting mechanism 5; Figure 1 , Figure 6As shown, the welding mechanism 3, the positioning mechanism 4 and the adjusting mechanism 5 are installed on the upper end surface of the mounting base 2, wherein the welding equipment 1 is also provided with a torque disk 6, which is preferably a disc structure, and the bottom of the torque disk 6 is rotatably connected to the mounting base 2, and the welding mechanism 3, the adjusting mechanism 5 and the positioning mechanism 4 are fixedly connected to the upper end surface of the torque disk 6. In the present application, the welding mechanism 3 is used to weld the tapping part of the heat exchanger manifold; the positioning mechanism 4 is used to position the heat exchanger manifold to assist the welding mechanism 3 to accurately and stably weld the tapping part of the manifold; and the adjusting mechanism 5 is used to adjust the position of the welding mechanism 3, so that the welding mechanism 3 can be flexibly moved to the corresponding position for welding, thereby improving the flexibility and accuracy of welding, making the welding efficiency higher and the welding effect better.

[0049] like Figure 5 As shown, the welding equipment 1 also includes a torque disk drive motor 26, which generates a rotational force. A torque toothed disk 27 is connected to the bottom of the torque disk 6, and the torque toothed disk 27 is fixedly connected to the torque disk 6. The torque disk drive motor 26 is arranged in the mounting base 2, and the torque disk drive motor 26 is fixedly connected to the mounting base 2. The rotating shaft of the torque disk drive motor 26 is connected to a driving gear 28, and the driving gear 28 is meshed with the torque toothed disk 27. When the torque disk drive motor 26 is running, it drives the driving gear 28 to rotate, and the driving gear 28 drives the torque toothed disk 27 to rotate, thereby driving the torque disk 6 to rotate. The rotation of the torque disk 6 can drive the welding mechanism 3, the adjusting mechanism 5 and the positioning mechanism 4 to rotate at the same time, wherein the positioning mechanism 4 is arranged at the center of the torque disk 6, that is, the center of the positioning mechanism 4 is on the same straight line as the center of the torque disk 6. When the torque disk 6 rotates, the relative position of the positioning mechanism 4 does not change, and the circumferential position of the adjusting mechanism 5 and the welding mechanism 3 relative to the positioning mechanism 4 changes, so that the welding mechanism 3 can perform circumferential welding around the welding position, thereby improving the welding position and welding flexibility.

[0050] like Figure 4 , Figures 7 and 8As shown, the welding mechanism 3 includes a welding head 7 and a welding pipe 8, the welding head 7 is arranged at the end of the welding pipe 8, the bottom of the welding pipe 8 is connected to the adjustment mechanism 5, and an air inlet channel 9 and a cooling channel 10 are arranged in the welding pipe 8, and the air inlet channel 9 is not connected with the cooling channel 10; wherein, one end of the air inlet channel 9 is connected with the welding channel, and the other end is opened on the side wall of the welding pipe 8, and the other end of the air inlet channel 9 is connected with the outside, and the air inlet channel 9 is used to introduce argon gas to the welding head 7, so that the welding head 7 performs argon gas protection on the welding drawing during welding; the cooling channel 10 is a tubular structure, and a water inlet pipe 32 is arranged in the cooling channel 10, and the water inlet pipe 32 is used for water inlet, and the water inlet pipe 32 is arranged along the length extension direction of the cooling channel 10, and the width of the water inlet pipe 32 is smaller than the width of the cooling channel 10, and the diameter of the water inlet pipe 32 is small, so that the liquid has sufficient The water pressure flows from bottom to top and can gush out from the upper end of the water inlet pipe 32; there is a certain distance between the end of the water inlet pipe 32 and the end of the cooling channel 10, that is, the water inlet pipe 32 does not touch the bottom of the cooling channel 10, so that after the liquid flows out of the water inlet pipe 32, there is a large space for the liquid to gush out from the water inlet pipe 32 into the cooling channel 10; a mounting port is provided at the bottom of the cooling channel 10 for the installation of the water inlet pipe 32; a water inlet is provided at the bottom of the water inlet pipe 32 for the liquid to enter the water inlet pipe 32, and the cooling channel 10 is provided with a water outlet 33 on the side wall of the welding pipe 8 for the liquid to flow out, wherein the height of the water outlet 33 is greater than the height of the water inlet; the used liquid in the cooling channel 10 can be recycled, so that after the coolant is passed into the cooling channel 10, it will play a role in cooling down the welding mechanism 3; such as Figure 4 As shown, the end of the cooling channel 10 is close to the welding head 7, so that it can play a certain role in cooling the cooling head.

[0051] like Figure 1 , Figure 3 , Figure 6 As shown, the bottom of the positioning mechanism 4 is fixedly connected to the torque disk 6, the positioning mechanism 4 includes a positioning shaft 24 and a positioning support 23, the positioning support 23 includes an annular barrel and a top cover, the bottom of the barrel is fixedly connected to the torque disk 6, the cover is connected to the upper end of the barrel, the positioning shaft 24 is connected to the cover, the axis of the barrel and the axis of the positioning shaft 24 are on the same straight line, the axis of the positioning shaft 24 and the axis of the torque disk 6 are on the same axis, the positioning shaft 24 is a columnar structure, the positioning shaft 24 is used to insert into the aggregation pipe to position the aggregation pipe to assist the welding mechanism 3, so that the welding mechanism 3 can accurately perform the extraction welding of the aggregation pipe.

[0052] Furthermore, in an optional embodiment of the present application, the adjustment mechanism 5 is further expanded, such as Figure 3 to Figure 4 , Figure 6As shown, the bottom of the adjusting mechanism 5 is fixedly connected to the torque disk 6, and the adjusting mechanism 5 is connected to the welding mechanism 3, wherein the adjusting mechanism 5 includes a first driving component 11, the first driving component 11 is fixedly connected relative to the torque disk 6, and the first driving component 11 is connected to the welding mechanism 3, wherein the welding mechanism 3 and the positioning mechanism 4 are arranged in parallel and spaced apart, and the first driving component 11 is used to drive the welding mechanism 3 to translate relative to the positioning mechanism 4, that is, with the positioning axis 24 of the positioning mechanism 4 as the origin, there is a spacing between the welding mechanism 3 and the positioning axis 24, and the first driving component 11 can drive the welding mechanism 3 to move in the radial direction, thereby adjusting the welding mechanism 3 and the positioning axis 24. The spacing between the positioning shafts 24, that is, the first drive assembly 11 can adjust the torch radius of the welding mechanism 3, so that the welding mechanism 3 can change the torch radius to adapt to the collecting pipes of different diameters. When the diameter of the collecting pipe is small, the welding mechanism 3 can also shorten the torch radius, so that the welding mechanism 3 can weld the collecting pipes with smaller diameters; the adjustment mechanism 5 has a torch radius adjustment function for the welding mechanism 3, which improves the flexibility and applicability of the welding mechanism 3. Ordinary workers only need brief training to operate the welding equipment 1 for welding, and do not require too difficult operating requirements, thereby reducing the difficulty of welding and improving welding efficiency.

[0053] like Figure 3 , Figures 5 and 6 As shown, the adjustment mechanism 5 includes a first connecting seat 13, the bottom of the first connecting seat 13 is connected to the torque disk 6, the first driving assembly 11 includes a driving block 25, a first slider 21, a first guide rail 19 and a first lead screw 15, the side wall of the first connecting seat 13 is provided with a first guide rail 19, the length extension direction of the first guide rail 19 is parallel to the line between the welding mechanism 3 and the positioning shaft 24, and the first slider 21 is slidably connected to the first guide rail 19; one side of the driving block 25 is connected to the welding pipe 8, and the other side is connected to the first slider 21. When the first slider 21, the driving block 25 and the welding mechanism 3 can achieve synchronous sliding, the first guide rail 19 cooperates with the first slider 21, thereby ensuring the radial movement stability of the welding mechanism 3;

[0054] like Figure 3 , Figures 5 and 6As shown, the driving block 25 is provided with a first screw hole for the first lead screw 15 to pass through, the first screw hole penetrates the driving block 25, the first lead screw 15 penetrates into the first screw hole, the first lead screw 15 is provided with a thread, and the first screw hole is provided with a thread, so that the first lead screw 15 and the first screw hole thread cooperate, when the first lead screw 15 rotates, the first lead screw 15 converts the rotational force into the linear motion force of the driving block 25 through the thread, so that the driving block 25 can move along the first lead screw 15; the length extension direction of the first screw hole is parallel to the first guide rail 19, the first screw hole is located below the connection between the driving block 25 and the first slider 21, the height of the connection part between the driving block 25 and the welding pipe 8 is greater than the height of the connection part between the driving block 25 and the first slider 21 and the driving block 25, that is, the connection parts of the welding pipe 8, the first slider 21, the first lead screw 15 and the driving block 25 are staggered and do not interfere with each other, and the connection parts are reasonably set according to their respective setting positions, which can improve the space utilization rate;

[0055] In this embodiment, if Figure 6 As shown, the first connecting seat 13 is provided with a first mounting plate 29 and a second mounting plate 30, the second mounting plate 30 is connected to the end of the first mounting plate 29, the first mounting plate 29 is vertically connected to the second mounting plate 30, the first guide rail 19 is connected to the first mounting plate 29, and the second mounting plate 30 is provided with a rotating hole for the first lead screw 15 to pass through, the first lead screw 15 passes through the rotating hole and the first screw hole in sequence, the first lead screw 15 is parallel to the first guide rail 19, the first lead screw 15 and the rotating hole are smoothly rotated, and the first lead screw 15 is located on the outer end of the end of the second mounting plate 30. A knob 34 is provided on the first lead screw 15, and the knob 34 is fixedly connected to the first lead screw 15. The outer diameter of the knob 34 is larger than the inner diameter of the rotating hole. The knob 34 can be grasped by the user to rotate the first lead screw 15, and can limit the first lead screw 15 so that the first lead screw 15 will not fall off from the first connecting seat 13. In this embodiment, the user rotates the knob 34 to rotate the first lead screw 15 . When the first lead screw 15 rotates, the driving block 25 linearly displaces along the first lead screw 15 , thereby changing the radius of the welding torch of the welding mechanism 3 .

[0056] On the basis of any of the above embodiments, in another optional embodiment of the present application, the adjustment mechanism 5 is further improved; Figure 3 , Figures 5 and 6In the embodiment, the adjustment mechanism 5 also includes a second drive component 12 and a second connecting seat 14, the second connecting seat 14 is connected to the torque disk 6, the second drive component 12 is connected to the second connecting seat 14, and the second drive component 12 is used to drive the welding mechanism 3 to displace along the length extension direction of the positioning mechanism 4, that is, the second drive component 12 can drive the welding mechanism 3 to displace axially to change the arc length of the welding torch of the welding mechanism 3; in this embodiment, the first drive component 11 is not connected to the torque disk 6, and the first connecting seat 13 is not connected to the torque disk 6, wherein the first drive component 11 is connected to the first connecting seat 13, and the first connecting seat 13 is connected to the second connecting seat 14, and then the second drive component 12 drives the first drive component 11 to displace axially.

[0057] Specifically, Figure 5 , Figure 6 As shown, the second connecting seat 14 is connected to the torque disk 6, and the second connecting seat 14 includes a plate portion and a mounting portion, the mounting portion is arranged on the plate portion, and the bottom of the plate portion is connected to the torque disk 6; wherein the second driving assembly 12 includes a welding torch arc length driving motor 18 and a second lead screw 16, and the length extension direction of the second lead screw 16 is the same as the length extension direction of the positioning mechanism 4, that is, the second lead screw 16 is arranged along the axial direction; the welding torch arc length driving motor 18 is installed in the mounting portion, and the second lead screw 16 is rotatably connected to the plate portion, wherein, as shown Figure 3 As shown, a gear assembly 35 is provided on the torque disk 6, the rotating shaft of the welding torch arc length driving motor 18 is connected to the gear assembly 35, and the other side of the gear assembly 35 away from the welding torch arc length driving motor 18 is rotatably connected to the second lead screw 16, and the gear assembly 35 transmits the rotational force of the welding torch arc length driving motor 18 to the second lead screw 16, so that the second drive assembly 12 can drive the second lead screw 16 to rotate; in this embodiment, the first connecting seat 13 also includes a third mounting plate 31, and the third mounting plate 31 is connected to the side of the first mounting plate 29 away from the first drive assembly 11, and the third mounting plate 31 as a whole is close to the L structure, and the third mounting plate 31 is perpendicular to the first mounting plate 29 Connection, wherein a second threaded hole is provided on the third mounting plate 31, the second threaded hole is arranged axially, the second lead screw 16 passes through the second threaded hole, the second lead screw 16 is threadedly rotated and connected to the third mounting plate 31, the second lead screw 16 is smoothly rotated and connected to the second connecting seat 14, and then when the second lead screw 16 rotates, the first connecting seat 13 can drive the welding mechanism 3 to move along the axial direction along the second lead screw 16, thereby changing the position of the welding head 7 in the axial direction, that is, changing the arc length of the welding torch of the welding mechanism 3, and the flexibility of the welding head 7 is further increased, which can adapt to the characteristics of the extra-long length of the collecting pipe, and the collecting pipe can be welded more accurately, reducing the difficulty of welding.

[0058] like Figure 1 to Figure 2 , Figure 6As shown, the adjustment mechanism 5 also includes a connecting plate 17, one end of the connecting plate 17 is connected to the positioning support 23 of the positioning mechanism 4, and the other end is connected to the end of the second screw 16 away from the second connecting seat 14. The connecting plate 17 is connected to the second screw 16 for smooth rotation. The connecting plate 17 is used to limit and stabilize the second screw 16, so that the second screw ensures stability.

[0059] Further, such as Figure 3 , Figures 5 and 6 As shown, the second drive assembly 12 also includes a second guide rail 20 and a second slider 22. The second guide rail 20 is arranged axially, and the second guide rail 20 is arranged parallel to and spaced apart from the second lead screw 16 and the positioning shaft 24. The second guide rail 20 is connected to the positioning support 23. The third mounting plate 31 is connected to the second slider 22 on the side away from the second lead screw 16, and the second slider 22 is slidably connected to the second guide rail 20, so that when the first connecting seat 13 and the welding mechanism 3 are driven by the second drive assembly 12 to displace along the axial direction, the second slider 22 and the second guide rail 20 can increase the stability of the movement of the welding mechanism 3, thereby achieving a better welding effect.

[0060] It should be noted that the various embodiments of the present application can be arbitrarily combined into a new embodiment if the solutions do not conflict and the technical solutions can coexist.

[0061] The present application is described in detail above. Specific examples are used in this article to illustrate the principles and implementation methods of the present application. The description of the above embodiments is only used to help understand the present application and its core ideas. It should be pointed out that for ordinary technicians in this technical field, without departing from the principles of the present application, several improvements and modifications can be made to the present application, and these improvements and modifications also fall within the scope of protection of the claims of the present application.

Claims

1. A heat exchanger manifold drawing and welding device, characterized in that: It comprises a mounting base (2), a welding mechanism (3), a positioning mechanism (4) and an adjusting mechanism (5); The positioning mechanism (4) is connected to the mounting base (2), and the positioning mechanism (4) is used to position the heat exchanger manifold; Wherein, the adjustment mechanism (5) comprises a first driving component (11), and the welding mechanism (3) is connected to the mounting base (2) via the first driving component (11); The welding mechanism (3) and the positioning mechanism (4) are arranged in parallel and at intervals, and the first driving component (11) is used to drive the welding mechanism (3) to translate relative to the positioning mechanism (4) so ​​as to adjust the distance between the welding mechanism (3) and the positioning mechanism (4).

2. The heat exchanger manifold drawing welding equipment according to claim 1 is characterized in that: The adjustment mechanism (5) further comprises a second drive assembly (12), wherein the second drive assembly (12) is connected to the mounting base (2); The first driving assembly (11) is connected to the second driving assembly (12), and the second driving assembly (12) is used to drive the first driving assembly (11) to move along the length extension direction of the positioning mechanism (4).

3. The heat exchanger manifold drawing and welding equipment according to claim 2 is characterized in that: The adjustment mechanism (5) further comprises a first connecting seat (13), one side of the first connecting seat (13) being connected to the first driving assembly (11), and the other side of the first connecting seat (13) being connected to the second driving assembly (12); The second driving assembly (12) is connected to the positioning mechanism (4).

4. The heat exchanger manifold drawing and welding equipment according to claim 3 is characterized in that: The second drive assembly (12) comprises a welding torch arc length drive motor (18) and a second lead screw (16), the length extension direction of the second lead screw (16) is the same as the length extension direction of the positioning mechanism (4), and the welding torch arc length drive motor (18) is connected to the second lead screw (16); Wherein, the first connecting seat (13) is rotatably connected to the second lead screw (16).

5. The heat exchanger manifold drawing and welding equipment according to claim 4 is characterized in that: The adjustment mechanism (5) further comprises a second connecting seat (14) and a connecting plate (17); The bottom of the second connecting seat (14) is connected to the mounting base (2), and the welding torch arc length driving motor (18) is connected to the second connecting seat (14); The connecting plate (17) is connected to the positioning mechanism (4), the bottom of the second lead screw (16) is rotatably connected to the second connecting seat (14), and the top of the second lead screw (16) is rotatably connected to the connecting plate (17).

6. The heat exchanger manifold drawing and welding equipment according to claim 3, characterized in that: The positioning mechanism (4) comprises a positioning support (23) and a positioning shaft (24); the bottom of the positioning support (23) is connected to the mounting base (2), and the positioning shaft (24) is connected to the top of the positioning support (23); The second driving assembly (12) further comprises a second guide rail (20) and a second slider (22), the second guide rail (20) being connected to the positioning support (23), and the second guide rail (20) being arranged parallel to and spaced from the positioning shaft (24); The first connecting seat (13) is fixedly connected to the second sliding block (22), and the second sliding block (22) is slidably connected to the second guide rail (20).

7. The heat exchanger manifold drawing and welding equipment according to claim 3 is characterized in that: The first driving assembly (11) comprises a first screw (15), the first screw (15) being rotatably connected to the first connecting seat (13), and the first screw (15) being rotatably connected to the welding mechanism (3).

8. The heat exchanger manifold drawing and welding equipment according to claim 7, characterized in that: The first driving assembly (11) further comprises a driving block (25), a first sliding block (21) and a first guide rail (19), wherein the first guide rail (19) is fixedly connected to the first connecting seat (13); One side of the driving block (25) is connected to the welding mechanism (3), and the other side is connected to the first sliding block (21); the first sliding block (21) is slidably connected to the first guide rail (19); Wherein, the first lead screw (15) is rotationally connected to the driving block (25).

9. The heat exchanger manifold drawing and welding equipment according to claim 1, characterized in that: It also includes a torque disk (6) and a torque disk drive motor (26), wherein the torque disk drive motor (26) is connected to the torque disk (6), and the torque disk drive motor (26) is used to drive the torque disk (6) to rotate; The welding mechanism (3), the adjusting mechanism (5), and the positioning mechanism (4) are connected to the torque disk (6), and the torque disk (6) is rotatably connected to the mounting base (2).

10. The heat exchanger manifold drawing and welding equipment according to claim 1, characterized in that: The welding mechanism (3) comprises a welding head (7) and a welding pipe (8), wherein the welding head (7) is arranged at the end of the welding pipe (8); An air inlet channel (9) and a cooling channel (10) are provided in the welding pipe (8); the cooling channel (10) is used to pass cooling liquid to cool the welding mechanism (3); One end of the air inlet channel (9) is in communication with the welding head (7), and the other end is in communication with the outside.

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