CN114985999A

CN114985999A - Heat exchanger core head welding equipment with function of rectifying

Info

Publication number: CN114985999A
Application number: CN202210509723.9A
Authority: CN
Inventors: 顾晓东
Original assignee: Acp Changzhou Heat Exchanger Co ltd
Current assignee: Acp Changzhou Heat Exchanger Co ltd
Priority date: 2022-05-11
Filing date: 2022-05-11
Publication date: 2022-09-02

Abstract

The application relates to a heat exchanger core head welding equipment with function of rectifying relates to plate-fin heat exchanger technical field. The welding gun comprises a workbench, a welding gun and a lifting device, wherein the workbench is installed on the workbench, the lifting device comprises a first position driving piece and a second position driving piece, the first position driving piece is connected with the workbench, the first position driving piece is connected with the second position driving piece, the lifting device is used for driving the second position driving piece to move towards the direction close to or far away from the workbench, the second position driving piece is connected with the welding gun, the welding gun is driven to move towards the direction close to or far away from the workbench, the welding gun is connected with the output end of the second position driving piece through an adjusting mechanism, the adjusting mechanism comprises two adjusting components, the two adjusting components are connected through a connecting frame, the connecting frame is in sliding connection with the second position driving piece, and the second position driving piece drives the two adjusting components to move towards the direction close to or far away from the workbench through the connecting frame. This application has the higher effect of welding precision.

Description

Heat exchanger core head welding equipment with function of rectifying

Technical Field

The application relates to the field of plate-fin heat exchangers, in particular to a heat exchanger core body end socket welding device with a deviation rectifying function.

Background

The plate-fin heat exchanger is generally composed of partition plates, fins, seals and guide vanes. The fins, the flow deflectors and the seals are arranged between two adjacent partition plates to form an interlayer which is called a channel, the interlayer is overlapped according to different fluid modes, and the interlayer is brazed into a whole to form a plate bundle, wherein the plate bundle is the core of the plate-fin heat exchanger. The plate bundle is the core body of the heat exchanger, the end sockets are welded and fixed on the two sides of the core body, and the core body and the end sockets are welded through welding equipment, so that the heat exchanger is manufactured.

In the related art, a welding apparatus includes a table and a welding torch, and the welding torch is moved in a direction approaching or separating from the table by a lifting device such as a cylinder. When the heat exchanger needs to be prepared, the two seal heads are respectively abutted against the two sides of the core body, the lifting device is started, the welding gun moves towards the direction close to the workbench until the welding gun is aligned to the joint of the core body and the seal heads, the welding gun is started, the core body and the seal heads are welded and fixed, and the preparation of the heat exchanger can be completed.

The related art described above has the following drawbacks: the size of heat exchanger has the error for there is the deviation in the height of core and head junction, and welder can only weld fixed height, makes welding precision lower, so await improvement.

Disclosure of Invention

In order to improve the lower problem of welding precision, this application provides a heat exchanger core head welding equipment with function of rectifying.

The application provides a pair of heat exchanger core head welding equipment with function of rectifying adopts following technical scheme:

a heat exchanger core head welding device with a deviation rectifying function comprises a workbench, a rack, a welding gun and a lifting device, wherein the rack is fixedly installed on the workbench, the lifting device comprises a first position driving piece and a second position driving piece, the first position driving piece is connected with the rack, the second position driving piece is in sliding connection with the first position driving piece, the first position driving piece is used for driving the second position driving piece to move towards a direction close to or away from the workbench, the welding gun is connected with the second position driving piece, the second position driving piece is used for driving the welding gun to move towards a direction close to or away from the workbench, the welding gun is connected with the output end of the second position driving piece through an adjusting mechanism, the adjusting mechanism comprises two adjusting components, the two adjusting components are connected through a connecting frame, and the connecting frame is in sliding connection with the second position driving piece, the second position driving piece drives the two adjusting components to move towards the direction close to or far away from the workbench through the connecting frame.

Through adopting above-mentioned technical scheme, place the heat exchanger on the workstation, start first position driving piece, make second position driving piece remove to the direction that is close to the workstation, the displacement distance that first position driving piece started at every turn varies, make the precision relatively poor, start second position driving piece after that, make welder remove to the direction that is close to the workstation, the displacement distance that second position driving piece started at every turn equals, the precision is higher, make welder aim at the heat exchanger, at this moment, start adjusting part, make welder aim at the junction of core and head, realize the fine setting of butt welder, make welded precision higher.

Optionally, the link includes horizontal frame and muntin, horizontal frame links to each other with the output of second position driving piece, the second position driving piece is used for driving horizontal frame and removes to the direction of being close to or keeping away from the workstation, horizontal frame and muntin sliding connection, welder and muntin sliding connection, adjusting component is including adjusting the driving piece, adjusting the pole and adjusting the seat, the equal fixedly connected with of tip of horizontal frame and muntin adjust the driving piece, equal sliding connection has on horizontal frame and the muntin adjust the seat, every it all wears to be equipped with to adjust the seat adjust the pole, adjust pole and the regulation seat threaded connection who corresponds, every adjust the pole tip all with the output of adjusting the driving piece links to each other, it rotates to adjust the driving piece drive regulation pole.

Through adopting above-mentioned technical scheme, start the second position driving piece, make horizontal frame to the direction removal that is close to the workstation, when welder reachs the heat exchanger position, start the regulation driving piece on the horizontal frame, make the mullion remove in the horizontal direction, realize the ascending removal of welder horizontal direction, the in-process that the mullion removed, easily make horizontal frame squint in vertical direction, restart the regulation driving piece on the mullion after that, make welder remove in vertical direction, thereby play the effect of rectifying to the welder, aim at the junction of core and head until welder, make the welded precision higher.

Optionally, a working frame is arranged on the working table, a feeding shaft disc used for winding welding wires is arranged on the working frame, the feeding shaft disc is fixed on the working frame through a clamping mechanism, the clamping mechanism comprises a fixing assembly and two limiting assemblies, the fixing assembly moves through a propelling rack, the limiting assemblies are fixed on the working frame, and the two limiting assemblies are axially symmetrical by taking the central axis of the propelling rack as the axis.

Through adopting above-mentioned technical scheme, place the back on the work frame when the pay-off reel, will impel the rack to the direction removal that is close to the pay-off reel for two spacing subassembly butt are in the both sides of pay-off reel, and continuously apply to the extruded power of direction near the pay-off reel center, make the pay-off reel fixed with spacing subassembly, utilize fixed subassembly, make the difficult emergence of spacing subassembly remove, thereby increased the steadiness that the pay-off reel is connected with two spacing subassemblies.

Optionally, spacing subassembly is including impeling gear and clamping jaw, impel rack and workstation sliding connection, impel the rack and impel the gear and mesh mutually, impel the gear and rotate with the workstation and be connected, one side and the impel gear of clamping jaw mesh mutually, clamping jaw and workstation sliding connection, the installation pole is worn to be equipped with at pay-off reel center, the installation pole rotates with the pay-off reel to be connected, the clamping jaw is close to the one end of pay-off reel and the tip looks butt of installation pole.

By adopting the technical scheme, after the feeding shaft disc is placed on the working frame, the pushing rack moves towards the direction close to the feeding shaft disc, the pushing gear is driven to rotate, so that the end part of the clamping jaw moves towards the direction close to the central axis of the pushing rack, until the end part of the clamping jaw close to the feeding shaft disc is abutted against the end part of the mounting rod, the pushing rack continues to move towards the direction close to the feeding shaft disc, the two ends of the mounting rod continuously receive the force extruded towards the direction close to the center of the mounting rod, the mounting rod is fixedly connected with the two clamping jaws, the mounting rod plays a limiting role in the feeding shaft disc, the feeding shaft disc is not easy to slide, the fixed mounting of the feeding shaft disc on the working frame is realized, when welding wires are required to be conveyed, the feeding shaft disc rotates by taking the mounting rod as a shaft, and the conveying of the welding wires is realized.

Optionally, a guide rod is arranged on the working frame, a guide groove for the guide rod to be inserted is arranged on the side wall of the clamping jaw in a penetrating mode, and the guide groove is arranged along the moving direction of the clamping jaw.

Through adopting above-mentioned technical scheme, when the propelling rack removes for impel the gear revolve, the guide bar and the inner wall looks butt of guide way, the guide way plays the guide effect, makes the guide bar remove along the length direction of guide way, thereby makes the clamping jaw remove the difficult skew of in-process, has improved the clamping jaw and has aimed at the tight precision of installation pole clamp.

Optionally, the work frame is provided with a replacing device, the replacing device comprises a receiving component and a driving component, the driving component is rotatably connected with the work frame, the driving component rotates and drives the receiving component to rotate through a connecting component, the driving component comprises two conveyor belts, and the two conveyor belts are arranged in a staggered manner in the vertical direction.

Through adopting above-mentioned technical scheme, after the welding wire on the pay-off reel on the work frame is carried, the conveyer belt rotates, drives coupling assembling and rotates to drive another conveyer belt synchronous rotation, realize accepting the transport of subassembly, when accepting the position that the subassembly removed the pay-off reel on the work frame, drive the pay-off reel and remove, and drive new pay-off reel and place on the work frame, accomplish the change of pay-off reel, the simple operation, work efficiency is high.

Optionally, the fixing assembly comprises a fixing rod and a fixing gear, the fixing rod is coaxially fixed with a driven wheel of the conveyor belt close to the workbench, the fixing gear is coaxially fixed with the fixing rod, and the fixing gear is meshed with the propelling rack.

By adopting the technical scheme, the two conveyor belts synchronously rotate to drive the bearing component to move, the conveyor belts drive the fixed rod to rotate while rotating to drive the fixed gear to rotate so as to drive the pushing rack to move towards the direction far away from the feeding shaft disc, the pushing gear rotates to drive the clamping jaws at two sides of the feeding shaft disc to move towards the direction far away from the feeding shaft disc until the clamping jaws are separated from the end part of the mounting rod, the conveyor belts continue to move, when the bearing component moves to the feeding shaft disc, the feeding shaft disc can be driven to move so as to realize the unloading of the feeding shaft disc, when a new feeding shaft disc is placed on the bearing component, the conveyor belts reversely rotate to drive the bearing component to move until the new feeding shaft disc is placed on the working frame, the fixed gear also reversely rotates when the conveyor belts reversely rotate, so that the pushing rack moves towards the direction close to the feeding shaft disc, and the two clamping jaws are abutted against two ends of the mounting rod in the new feeding shaft disc, thereby realizing fixing a new feeding shaft disc on the working frame.

Optionally, the connecting assembly comprises a connecting rod and two connecting plates, each connecting plate is fixedly connected to the conveying belt, two ends of the connecting rod are rotatably connected with the two connecting plates respectively, a connecting hole for the connecting rod to be inserted is formed in the working frame, and the connecting rod is inserted into the connecting hole and moves in the connecting hole.

Through adopting above-mentioned technical scheme, the conveyer belt rotates, drives the connecting plate and rotates, under the linkage effect of connecting rod to drive the connecting plate on another conveyer belt and rotate, and then make two conveyer belts rotate in step, the connecting rod in the in-process that removes in the connecting hole, the connecting hole inner wall plays limiting displacement with connecting rod lateral wall looks butt to the connecting rod, makes the connecting rod be difficult for taking place to rotate in the connecting hole.

Optionally, accept the subassembly and include the mounting panel, pick up board, locating lever and accept the board, the one end fixed connection who picks up board and connecting rod, it includes a plurality of poles of picking up to pick up the board, and is a plurality of the pole of picking up is parallel to each other, mounting panel fixed mounting is on the workstation, it is provided with the mounting hole that the pole of picking up wears to supply to pick up to run through on the mounting panel, the vertical setting of locating lever, and be close to the one end of workstation and pick up pole fixed connection, one side that the pay-off reel is close to the workstation is provided with and supplies the locating lever to insert the locating hole of establishing, it links to each other with the workstation to accept the board, it is provided with the hole of stepping down that the pole of picking up wears to run through on the board to accept.

By adopting the technical scheme, the conveyor belt rotates, because the connecting rod can not rotate in the connecting hole, one end of the positioning rod, which is far away from the picking plate, is always vertically upward, when the conveyor belt rotates, the two clamping jaws move in the direction far away from the feeding shaft disc, so that the two symmetrical ends of the feeding shaft disc lose extrusion force, when the picking plate moves to the mounting plate and penetrates through the mounting hole, the positioning rod is inserted into the positioning hole, the conveyor belt continuously rotates, one side, which is far away from the workbench, of the picking plate is abutted against the feeding shaft disc and drives the feeding shaft disc to move along the moving track of the picking plate, when the picking plate moves to the receiving plate, the picking plate passes through the abdicating hole, the feeding shaft disc is abutted against one side, which is far away from the workbench, of the receiving plate, the receiving plate plays a limiting role, and the picking plate continuously moves, so that the positioning rod moves in the direction far away from the feeding shaft disc, until the positioning rod is pulled out from the positioning hole, so that the feeding shaft disc is placed on the bearing plate, an old feeding shaft disc on the bearing plate is replaced by a new feeding shaft disc, the conveyor belt rotates reversely, when the picking plate moves from one side of the bearing plate close to the workbench to the direction far away from the workbench, the picking plate penetrates through the abdicating hole, the positioning rod is inserted into the positioning hole on the new feeding shaft disc, the picking plate continues to move, so that the feeding shaft disc is abutted against the picking plate, the picking plate drives the new feeding shaft disc to move onto the mounting plate, the conveyor belt continues to rotate, so that the positioning rod is separated from the positioning hole, the feeding shaft disc can be placed on the mounting plate, when the conveyor belt rotates reversely, the two clamping jaws move towards the direction close to the feeding shaft disc, and the number of turns of the conveyor belt is consistent, so that when the new feeding shaft disc is placed on the mounting plate, the two clamping jaws are just abutted against the two ends of the mounting rod in the new feeding shaft disc, can fix the new pay-off reel and place on the mounting panel, accomplish the change of pay-off reel, the simple operation has promoted work efficiency.

Optionally, the supporting plate is connected with a turnover mechanism, the turnover mechanism comprises a supporting spring, a turnover plate, a turnover block, a torsional spring, a propelling spring and two limit rods, one end of the supporting spring is fixedly connected with the workbench, the other end of the supporting spring is fixedly connected with the supporting plate, the side wall of the supporting plate is provided with the propelling block, one side of the turnover plate is abutted against the side wall of the supporting plate, the turnover plate is rotatably connected with the workbench through the torsional spring, one side of the turnover plate, far away from the workbench, is provided with a propelling hole for the propelling block to penetrate through, one side of the turnover block, close to the supporting plate, is provided with a guide surface, one end of the guide surface, far away from the workbench, is obliquely arranged towards the direction far away from the supporting plate, the turnover block is slidably connected with the turnover plate, the two limit rods are fixedly connected with the workbench, the two connecting rods are on the same horizontal line, and the side wall of the turnover block is provided with a limit groove for the limit rods to be inserted into, the limiting groove is provided with a limiting rod which is inserted into the turnover groove, the end, away from the turnover plate, of the turnover groove is bent towards the direction close to the bearing plate, one end of the propelling spring is fixedly connected with the workbench, and the other end of the propelling spring is abutted against the turnover block and is used for propelling the turnover block towards the direction away from the workbench.

By adopting the technical scheme, the thrust spring continuously applies force for propelling the turnover block in the direction far away from the workbench, the side walls of the two limit rods are abutted against the inner wall of the limit groove, the limit groove plays a limiting role, so that the turnover block cannot move in the direction far away from the workbench, a new feeding shaft disc is placed on the turnover plate, after the old feeding shaft disc is conveyed to the receiving plate by the picking plate, the supporting spring is compressed under the action of gravity, so that the receiving plate moves in the direction close to the workbench, the thrust block penetrates through the thrust hole to be abutted against the guide surface, the receiving plate drives the thrust block to continuously move in the direction close to the workbench, the guide surface plays a guiding role for propelling the turnover block in the direction far away from the receiving plate, when one limit rod moves to one end of the limit groove close to the receiving plate, the two limit rods move to the joint of the turnover groove and the limit groove, under the action of the thrust spring, make the upset piece with be close to a gag lever post of accepting the board as the axle, another gag lever post removes along the orbit of upset groove for the upset piece takes place to rotate, thereby drive the upset board and use the torsional spring to rotate as the axle, thereby make new pay-off reel roll on the upset board to accepting the board on, promote to accept old pay-off reel on the board and remove to the direction of keeping away from accepting the board, accomplish and accept the replacement of pay-off reel on the board, need not through artifical replacement, make work efficiency higher.

In summary, the present application includes at least one of the following benefits:

1. placing the heat exchanger on a workbench, starting the first position driving piece to enable the second position driving piece to move towards the direction close to the workbench, then starting the second position driving piece to enable the welding gun to move towards the direction close to the workbench until the welding gun is aligned with the heat exchanger, starting the adjusting assembly to enable the welding gun to be aligned with the joint of the core body and the end socket, achieving fine adjustment of the welding gun and enabling welding precision to be higher;

2. start the second position driving piece, make horizontal frame to the direction removal that is close to the workstation, when welder reachd the heat exchanger position, start the regulation driving piece on the horizontal frame, make the mullion move on the horizontal direction, realize the ascending removal of welder horizontal direction, the in-process that the mullion removed, easily make horizontal frame squint in vertical direction, restart the regulation driving piece on the mullion after that, make welder move in vertical direction, thereby play the effect of rectifying to the welder, aim at the junction of core and head until welder, make the welded precision higher.

Drawings

FIG. 1 is a schematic structural diagram of an embodiment of the present application;

FIG. 2 is an enlarged view of the embodiment of the present application at A in FIG. 1;

FIG. 3 is a schematic structural diagram for showing a connection relationship between an adjustment lever and a connection frame in an embodiment of the present application;

FIG. 4 is an enlarged view of the embodiment of the present application at B in FIG. 3;

FIG. 5 is a schematic structural diagram for showing the connection relationship between the conveyor belt and the work frame in the embodiment of the present application;

FIG. 6 is an enlarged view of FIG. 5 at C;

FIG. 7 is a schematic structural diagram for showing a connection relationship between a conveyor belt and a connecting plate in an embodiment of the present application;

FIG. 8 is a schematic structural view for showing the connection relationship between the pushing rack and the clamping jaw in the embodiment of the application;

FIG. 9 is an enlarged view of FIG. 8 taken at D;

FIG. 10 is a schematic structural diagram for showing the connection relationship between the turning block and the work frame in the embodiment of the present application;

FIG. 11 is an enlarged view of FIG. 10 at E.

In the figure: 1. a work table; 2. a working frame; 3. a welding gun; 4. a lifting device; 41. a first position drive member; 411. a motor; 412. a screw rod; 413. a mounting base; 414. installing a frame; 42. a second position drive member; 5. an adjustment mechanism; 51. an adjustment assembly; 511. adjusting the driving member; 512. adjusting a rod; 513. an adjusting seat; 6. a connecting frame; 61. a transverse frame; 62. a mullion; 7. a feeding shaft disc; 70. positioning holes; 8. a clamping mechanism; 81. a fixing assembly; 811. a fixing rod; 812. fixing a gear; 82. a limiting component; 821. a propulsion gear; 822. a clamping jaw; 9. a push rack; 10. mounting a rod; 11. replacing the device; 111. a drive assembly; 1111. a conveyor belt; 112. a receiving assembly; 1121. mounting a plate; 11210. mounting holes; 1122. picking up a plate; 11221. a pickup lever; 1123. positioning a rod; 1124. a bearing plate; 11240. a hole of abdication; 12. rotating the rod; 13. a connection assembly; 131. a connecting plate; 132. a connecting rod; 1321. connecting blocks; 1322. fixing the rod; 14. a turnover mechanism; 141. a support spring; 142. a turnover plate; 1420. a push-in hole; 143. turning over the block; 1430. a guide surface; 1431. a limiting groove; 1432. a turnover groove; 144. a torsion spring; 145. a propulsion spring; 146. a limiting rod; 15. a propulsion block; 16. a first conveyor belt; 17. a second conveyor belt; 18. an operation table; 19. a handle; 20. connecting holes; 21. a frame; 22. a guide bar; 23. a guide groove; 24. positioning blocks; 25. a square block; 26. a square groove; 27. and a support plate.

Detailed Description

The present application is described in further detail below with reference to figures 1-11.

The embodiment of the application discloses heat exchanger core head welding equipment with function of rectifying. Referring to fig. 1 and 2, the heat exchanger core head welding equipment with the deviation rectifying function comprises a workbench 1, a rack 21, a welding gun 3 and a lifting device 4, wherein the rack 21 is installed on the workbench 1, and the lifting device 4 comprises a first position driving piece 41 and a second position driving piece 42.

Referring to fig. 3 and 4, the first position driving member 41 includes a motor 411, a screw rod 412, an installation seat 413 and an installation frame 414, a side wall of the installation frame 414 is welded and fixed to the frame 21, an opening of one end of the installation frame 414, which is far away from the working table 1, is fixedly connected to the motor 411 through a bolt, the motor 411 is coaxially fixed to the screw rod 412, the screw rod 412 is arranged along a length direction of the installation frame 414, the screw rod 412 penetrates through the installation seat 413 and is in threaded connection with the installation seat 413, a side wall of the installation seat 413 abuts against an inner wall of the installation frame 414, and the second position driving member 42 is slidably connected to the installation frame 414.

Referring to fig. 2 and 4, the welding gun 3 is connected to the output end of the cylinder through the adjusting mechanism 5, the adjusting mechanism 5 includes two adjusting assemblies 51, the two adjusting assemblies 51 are connected to each other through the connecting frame 6, the connecting frame 6 includes a horizontal frame 61 and a vertical frame 62, the side wall of the horizontal frame 61 is welded to the output end of the second position driving member 42, the horizontal frame 61 is slidably connected to the vertical frame 62, the welding gun 3 is slidably connected to the side wall of the vertical frame 62, the adjusting assembly 51 includes two adjusting driving members 511, two adjusting rods 512 and two adjusting seats 513, the two adjusting driving members 511 are respectively fixedly connected to the end portions of the horizontal frame 61 and the vertical frame 62, the two adjusting seats 513 are respectively slidably connected to the horizontal frame 61 and the vertical frame 62, each adjusting seat 513 is provided with a corresponding adjusting rod 512 in a penetrating manner, the adjusting rod 512 is in threaded connection with the corresponding adjusting seat 513, the end portion of each adjusting rod 512 is connected to the output end portion of the corresponding adjusting driving member 511, the adjusting driving part 511 drives the adjusting rod 512 to rotate, in this embodiment, the adjusting driving part 511 adopts a motor, the side wall of the vertical frame 62 is welded and fixed with the adjusting seat 513 in the horizontal frame 61, the welding gun 3 is fixedly connected with the adjusting seat 513 in the vertical frame 62 through a bolt, one side of the workbench 1 is provided with an operating platform 18, and the operating platform 18 is connected with a handle 19 for controlling the two adjusting driving parts 511.

The heat exchanger is placed on the workbench 1, the motor 411 is started, the screw rod 412 is made to rotate to drive the mounting seat 413 to rotate, the mounting frame 414 plays a limiting role, the mounting seat 413 cannot rotate by taking the screw rod 412 as an axis, the mounting seat 413 is driven to move towards the direction close to the workbench 1 along the length of the screw rod 412, namely the second position driving piece 42 is driven to move towards the direction close to the workbench 1, the precision of the movement of the welding gun 3 is increased as the screw rod 412 drives the mounting seat 413 to move is low, then the second position driving piece 42 is started to push the transverse frame 61 towards the direction close to the workbench 1, the moving distance of the air cylinder is constant, the moving precision of the welding gun 3 is increased, when the welding gun 3 reaches the position of the heat exchanger, the handle 19 is rotated to start the adjusting driving piece 511 on the transverse frame 61, the vertical frame 62 moves in the horizontal direction, the movement of the welding gun 3 in the horizontal direction is realized, and the moving process of the vertical frame 62, easily make horizontal frame 61 skew in vertical direction, restart the regulation driving piece 511 on the mullion 62 after that for mullion 62 moves in vertical direction, thereby plays the effect of rectifying to welder 3, and until welder 3 aims at the junction of core and head, the fine setting to welder 3 is realized, makes the welded precision higher.

Referring to fig. 1 and 5, a workbench 1 is welded and fixed with a work frame 2, the work frame 2 is provided with a feeding shaft disc 7 for winding a welding wire, the work frame 2 is provided with a replacing device 11 for replacing the feeding shaft disc 7, the replacing device 11 comprises a bearing component 112 and a driving component 111, the driving component 111 is rotatably connected with the work frame 2, the driving component 111 rotates, and the bearing component 112 is driven to rotate through a connecting component 13.

Referring to fig. 6 and 7, the driving assembly 111 includes two conveyor belts 1111, the two conveyor belts 1111 include a first conveyor belt 16 and a second conveyor belt 17, the first conveyor belt 16 and the second conveyor belt 17 are both rotationally connected with the work frame 2, the first conveyor belt 16 and the second conveyor belt 17 are arranged in a staggered manner in the vertical direction, the first conveyor belt 16 is located on one side of the second conveyor belt 17 close to the feeding shaft disc 7, the center of the first conveyor belt 16 is located on one side of the second conveyor belt 17 close to the work table 1, a support plate 27 is welded and fixed on the work table 1, the second conveyor belt 17 is rotationally connected with the support plate 27 through a rotating shaft, the driving wheel of the second conveyor belt 17 is located on one side of the driven wheel close to the work table 1, a rotating rod 12 is coaxially fixed on the driving wheel of the second conveyor belt 17, the rotating rod 12 penetrates through the support plate 27 and is rotationally connected with the support plate 27.

Referring to fig. 6 and 7, the connecting assembly 13 includes a connecting rod 132 and two connecting plates 131, the connecting plates 131 are adhesively fixed on the first conveyor belt 16 and the second conveyor belt 17, the connecting rod 132 includes two connecting blocks 1321 and a fixing rod 1322, two ends of the two connecting blocks 1321 and the fixing rod 1322 are welded and fixed, and one end of the connecting block 1321, which is far away from the fixing rod 1322, is rotatably connected with the connecting plate 131 through a rotating shaft. The work frame 2 is provided with a connecting hole 20, and the fixing rod 1322 is fittingly inserted into the connecting hole 20 and moves in the connecting hole 20. Second conveyer belt 17 rotates, it rotates to drive connecting plate 131, under the linkage effect of connecting rod 132, thereby drive connecting plate 131 on the first conveyer belt 16 and rotate, and then make two conveyer belts 1111 synchronous rotation, the in-process that connecting rod 132 removed in connecting hole 20, connecting hole 20 inner wall and connecting rod 132 lateral wall looks butt, play limiting displacement to connecting rod 132, make dead lever 1322 be difficult for taking place to rotate in connecting hole 20, thereby make connecting block 1321 be connected with second conveyer belt 17 be located the one side of keeping away from workstation 1 with connecting block 1321 that first conveyer belt 16 is connected all the time.

Referring to fig. 8 and 9, the receiving assembly 112 includes a mounting plate 1121, a picking plate 1122, a positioning rod 1123 and a receiving plate 1124, the picking plate 1122 is welded and fixed to one end of the connecting rod 132 close to the feeding shaft disc 7, the picking plate 1122 includes a plurality of picking rods 11221, the picking rods 11221 are parallel to each other, the mounting plate 1121 is welded and fixed to the working frame 2, a plurality of mounting holes 11210 are formed through the mounting plate 1121, when the pickup plate 1122 and the mounting plate 1121 are coincident, the pickup rod 11221 may pass through the mounting hole 11210, the positioning rod 1123 is vertically disposed, and one end of the positioning rod 1123 close to the workbench 1 is welded and fixed with one of the pick-up rods 11221, the feeding shaft disc 7 is circumferentially provided with a plurality of positioning holes 70, the positioning rod 1123 is inserted into the positioning holes 70, the bearing plate 1124 is connected to the worktable 1, a plurality of offset holes 11240 are formed through the bearing plate 1124, when the pick-up plate 1122 is coincident with the receiving plate 1124, the pick-up rod 11221 may pass through the offset hole 11240.

Rotating the rotating rod 12, under the action of the connecting rod 132, the two conveyor belts 1111 rotate synchronously, because the fixing rod 1322 does not rotate in the connecting hole 20, so that one end of the positioning rod 1123 away from the pickup plate 1122 is always vertically upward, when the pickup plate 1122 moves to the mounting plate 1121, the pickup plate 1122 penetrates through the mounting hole 11210, the positioning rod 1123 is inserted into the positioning hole 70, the conveyor belt 1111 rotates continuously, so that one side of the pickup plate 1122 away from the working table 1 abuts against the feeding shaft disk 7, and drives the feeding shaft disk 7 to move along the moving track of the pickup plate 1122, when the pickup plate 1122 moves to the receiving plate 1124, the pickup plate 1122 passes through the offset hole 11240, the feeding shaft disk 7 abuts against one side of the receiving plate 1124 away from the working table 1, the receiving plate 1124 plays a limiting role, the pickup plate moves continuously, so that the positioning rod 3 moves in a direction away from the feeding shaft disk 1122, until the positioning rod 1123 is pulled out from the positioning hole 70, therefore, the feeding shaft disc 7 is placed on the bearing plate 1124, the old feeding shaft disc 7 on the bearing plate 1124 is replaced by a new feeding shaft disc 7, the rotating rod 12 is rotated reversely, the conveyor belt 1111 is rotated reversely, when the picking plate 1122 moves from one side of the bearing plate 1124 close to the workbench 1 to the direction far away from the workbench 1, the picking plate 1122 penetrates through the abdicating hole 11240, the positioning rod 1123 is inserted into the positioning hole 70 in the new feeding shaft disc 7, the picking plate 1122 continues to move, the feeding shaft disc 7 is in abutting joint with the picking plate 1122, the picking plate 1122 drives the new feeding shaft disc 7 to move to the mounting plate 1121, the conveyor belt 1111 continues to rotate, the positioning rod 1123 is separated from the positioning hole 70, the feeding shaft disc 7 can be placed on the mounting plate 1121, the replacement of the feeding shaft disc 7 is completed, the operation is convenient, and the working efficiency is improved.

Referring to fig. 10 and 11, a positioning block 24 is fixedly welded to a side of the receiving plate 1124 far from the workbench 1, and when the empty feeding shaft disk 7 is placed on the receiving plate 1124, the empty feeding shaft disk can move in a direction far from the receiving plate 1124 over the positioning block 24, and when the empty feeding shaft disk is placed on the receiving plate 1124 around the feeding shaft disk with the welding wire, the height of the positioning block 24 blocks the feeding shaft disk 7. The receiving plate 1124 is connected to the tilting mechanism 14, and the tilting mechanism 14 includes a supporting spring 141, a tilting plate 142, a tilting block 143, a torsion spring 144, a pushing spring 145 and two limiting rods 146. One end of the supporting spring 141 is welded and fixed with the workbench 1, the other end of the supporting spring is welded and fixed with the bearing plate 1124, a square block 25 is welded and fixed on one side of the bearing plate 1124 close to the workbench 2, a square groove 26 is formed in the workbench, the square groove 26 is formed in the vertical direction, the square block 25 is inserted into the square groove 26 in an adaptive mode and slides in the square groove 26. The side wall of the bearing plate 1124 is welded and fixed with a propelling block 15, one side of the turning plate 142 is abutted against the side wall of the bearing plate 1124, the turning plate 142 is rotatably connected with the work frame 2 through a torsion spring 144, one side of the turning plate 142, which is far away from the work table 1, is penetrated and provided with a propelling hole 1420, one side of the turning block 143, which is near to the bearing plate 1124, is in the same plane with one side of the bearing plate 1124, which is near to the turning plate 142, one side of the turning block 143, which is near to the bearing plate 1124, is cut with a guide surface 1430, one end of the guide surface 1430, which is far away from the work table 1, is obliquely arranged in the direction far away from the bearing plate 1124, the turning block 143 is connected with the turning plate 142 in a sliding manner, the two limiting rods 146 are parallel to each other, one end of the two connecting rods 132 is welded and fixed with the work frame 2, the two connecting rods 132 are on the same horizontal line, the side wall of the turning block 143 is provided with a limiting groove 1431, one side wall of the limiting groove 1431 is provided with a turning groove 1432, one end of the turning groove 1432 far from the turning plate 142 is bent in a direction close to the receiving plate 1124, one end of the pushing spring 145 is welded and fixed to the table 1, and the other end is abutted against the turning block 143.

The pushing spring 145 continuously applies force for pushing the turning block 143 away from the workbench 1, the side walls of the two limiting rods 146 are abutted against the inner wall of the limiting groove 1431, the limiting groove 1431 plays a limiting role, so that the turning block 143 cannot move away from the workbench 1, a new feeding shaft disc 7 is placed on the turning plate 142, after the picking plate 1122 conveys the old feeding shaft disc 7 to the receiving plate 1124, under the action of gravity, the supporting spring 141 is compressed, so that the receiving plate moves towards the workbench 1, the pushing block 15 penetrates through the pushing hole 1420 to abut against the guide surface, the receiving plate 1124 drives the pushing block 15 to continue moving towards the workbench 1, the guide surface 1430 plays a guiding role, the turning block 143 is pushed towards the direction away from the receiving plate 1124, when one limiting rod 146 moves to the end of the limiting groove 1431 close to the receiving plate 1124, the two limiting rods 146 move to the connection position of the limiting groove 1432 and the limiting groove 1431, under the action of the pushing spring 145, the turning block 143 takes one limiting rod 146 close to the receiving plate 1124 as an axis, and the other limiting rod 146 moves along the track of the turning groove 1432, so that the turning block 143 rotates to drive the turning plate 142 to rotate by taking the torsion spring 144 as an axis, so that the new feeding shaft disc 7 on the turning plate 142 rolls onto the receiving plate 1124, and the old feeding shaft disc 7 on the receiving plate 1124 is pushed to move in the direction away from the receiving plate 1124, and the replacement of the feeding shaft disc 7 on the receiving plate 1124 is completed.

Referring to fig. 9, the feeding shaft disc 7 is fixed on the work frame 2 through a clamping mechanism 8, the clamping mechanism 8 includes a fixing component 81 and two limiting components 82, the limiting components 82 include a pushing gear 821 and a clamping jaw 822, the pushing gear 9 is slidably connected with the work frame 2, the pushing gear 9 is engaged with the pushing gear 821, the pushing gear 821 is rotatably connected with the work frame 2 through a rotating shaft, a rack is integrally formed on one side of the clamping jaw 822 and engaged with the pushing gear 821, a guide rod 22 is fixedly welded on the work frame 2, a guide groove 23 is formed on a side wall of the clamping jaw 822 in a penetrating manner, the guide groove 23 is arranged along the moving direction of the clamping jaw 822, an inner wall of the guide groove 23 abuts against a side wall of the guide rod 22 to guide the guide rod 22, so that the moving direction of the clamping jaw 822 is fixed, a mounting rod 10 penetrates through the center of the feeding shaft disc 7, the mounting rod 10 is rotatably connected with the feeding shaft disc 7, one end of the clamping jaw 822 near the feed shaft disc 7 abuts against the end of the mounting rod 10.

After the feeding shaft disc 7 is placed on the working frame 2, the pushing rack 9 is moved towards the direction close to the feeding shaft disc 7 to drive the pushing gear 821 to rotate, so that the end part of the clamping jaw 822 moves towards the direction close to the central axis of the pushing rack 9 until one end of the clamping jaw 822 close to the feeding shaft disc 7 is abutted to the end part of the mounting rod 10, the pushing rack 9 continues to move towards the direction close to the feeding shaft disc 7, so that two ends of the mounting rod 10 continuously receive the force of extrusion towards the direction close to the center of the mounting rod 10, the mounting rod 10 is fixedly connected with the two clamping jaws 822, the mounting rod 10 plays a limiting role in the feeding shaft disc 7, the feeding shaft disc 7 is not easy to slide, the fixed installation of the feeding shaft disc 7 on the working frame 2 is realized, when welding wires need to be conveyed, the feeding shaft disc 7 rotates around the mounting rod 10, and the conveying of the welding wires is realized.

Referring to fig. 8 and 9, the fixing assembly 81 includes a fixing rod 811 and a fixed gear 812, the driving wheel of the first conveyor 16 is located at a side of the driven wheel close to the work table 1, one end of the fixing rod 811 is coaxially fixed to the driven wheel of the first conveyor 16, the other end is coaxially fixed to the fixed gear 812, and the fixed gear 812 is engaged with the pushing rack 9.

Rotating the rotating rod 12 to rotate the two conveyor belts 1111 synchronously to drive the pick-up plate 1122 to move, rotating the first conveyor belt 16 to drive the fixing rod 811 to rotate the fixing gear 812, so as to move the pushing rack 9 in a direction away from the feeding shaft disk 7, rotating the pushing gear 821 to move the clamping jaws 822 on two sides of the feeding shaft disk 7 in a direction away from the feeding shaft disk 7 until the clamping jaws are separated from the end of the mounting rod 10, so that the two symmetrical ends of the feeding shaft disk 7 lose the extrusion force, rotating the rotating rod 12 continuously, inserting the positioning rod 1123 into the positioning hole 70 when the pick-up plate 1122 moves to the feeding shaft disk 7, rotating the conveyor belts 1111 continuously to drive the feeding shaft disk 7 to move, placing the old feeding shaft disk 7 on the receiving plate 1124 when the pick-up plate 1122 moves to the receiving plate 1124, replacing the old feeding shaft disk 7 on the receiving plate 1124 with a new feeding shaft disk 7 under the action of the flipping plate 142, at this moment, the rotating rod 12 is rotated reversely, so that the conveyor belt 1111 is rotated reversely, the pick-up plate 1122 drives the new feeding shaft disc 7 on the receiving plate 1124 to move and convey the new feeding shaft disc 7 to the mounting plate 1121, when the conveyor belt 1111 is rotated reversely, the two clamping jaws 822 move towards the direction close to the feeding shaft disc 7, and the number of turns of the conveyor belt 1111 rotated normally is consistent with the number of turns of the conveyor belt 1111 rotated reversely, so that when the new feeding shaft disc 7 is placed on the mounting plate 1121, the two clamping jaws 822 are just abutted to the two ends of the mounting rod 10 in the new feeding shaft disc 7, so that the new feeding shaft disc 7 can be fixedly placed on the mounting plate 1121, and the replacement of the feeding shaft disc 7 is completed, the operation is convenient and fast, and the working efficiency is improved.

The implementation principle of the heat exchanger core body head welding equipment with the function of rectifying is as follows: place the heat exchanger on workstation 1, starter motor, make the lead screw rotate, it rotates to drive the mount pad, the mounting frame plays limiting displacement, make the mount pad can not use the lead screw to take place to rotate as the axle, thereby it removes to the direction that is close to workstation 1 to drive the mount pad along the length of lead screw, even make second position driving piece 42 remove to the direction that is close to workstation 1, start second position driving piece 42 after that, with horizontal frame 61 to the direction propulsion that is close to workstation 1, when welder 3 reachs the heat exchanger position, turning handle 19, make the regulation driving piece 511 intermittent type nature start on horizontal frame 61 and the perpendicular frame 62, thereby make welder 3 remove in level and vertical direction, until welder 3 aims at the junction of core and head, realize the fine setting of welder 3, make the welded precision higher.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a heat exchanger core head welding equipment with function of rectifying, includes workstation (1), frame (21), welder (3) and elevating gear (4), frame (21) fixed mounting is on workstation (1), elevating gear (4) include first position driving piece (41) and second position driving piece (42), first position driving piece (41) link to each other with frame (21), second position driving piece (42) and first position driving piece (41) sliding connection, first position driving piece (41) are used for driving second position driving piece (42) and remove to the direction of being close to or keeping away from workstation (1), welder (3) link to each other with second position driving piece (42), second position driving piece (42) are used for driving welder (3) and remove to the direction of being close to or keeping away from workstation (1), the method is characterized in that: welder (3) are continuous through the output of adjustment mechanism (5) with second position driving piece (42), adjustment mechanism (5) include two adjusting part (51), two adjusting part (51) link to each other through connecting frame (6), connecting frame (6) and second position driving piece (42) sliding connection, second position driving piece (42) are passed through connecting frame (6) drive two adjusting part (51) and move to the direction of being close to or keeping away from workstation (1).

2. The heat exchanger core head welding equipment with the deviation rectifying function according to claim 1, characterized in that: the connecting frame (6) comprises a transverse frame (61) and a vertical frame (62), the transverse frame (61) is connected with the output end of a second position driving piece (42), the second position driving piece (42) is used for driving the transverse frame (61) to move towards the direction close to or away from the workbench (1), the transverse frame (61) is connected with the vertical frame (62) in a sliding manner, the welding gun (3) is connected with the vertical frame (62) in a sliding manner, the adjusting assembly (51) comprises an adjusting driving piece (511), an adjusting rod (512) and an adjusting seat (513), the end parts of the transverse frame (61) and the vertical frame (62) are fixedly connected with the adjusting driving piece (511), the transverse frame (61) and the vertical frame (62) are connected with the adjusting seat (513) in a sliding manner, each adjusting seat (513) penetrates through the adjusting rod (512), and the adjusting rod (512) is in threaded connection with the corresponding adjusting seat (513), the end part of each adjusting rod (512) is connected with the output end of the adjusting driving part (511), and the adjusting driving part (511) drives the adjusting rods (512) to rotate.

3. The heat exchanger core head welding equipment with the function of rectifying of claim 2, characterized in that: be provided with on workstation (1) workstation (2), be equipped with on workstation (2) and be used for around pay-off reel (7) of establishing the welding wire, pay-off reel (7) are fixed on workstation (2) through fixture (8), fixture (8) are including fixed subassembly (81) and two spacing subassemblies (82), fixed subassembly (81) are removed through advancing rack (9), fix spacing subassembly (82) on workstation (2), two spacing subassembly (82) are the axial symmetry with the axis that advances rack (9).

4. The heat exchanger core head welding equipment with the deviation rectifying function according to claim 3, characterized in that: spacing subassembly (82) are including propelling gear (821) and clamping jaw (822), impel rack (9) and work frame (2) sliding connection, impel rack (9) and impel gear (821) mesh mutually, impel gear (821) and be connected with work frame (2) rotation, one side and the propulsion gear (821) of clamping jaw (822) mesh mutually, clamping jaw (822) and work frame (2) sliding connection, installation pole (10) are worn to be equipped with in pay-off reel (7) center, installation pole (10) and pay-off reel (7) rotate and are connected, clamping jaw (822) are close to the tip looks butt of the one end and the installation pole (10) of pay-off reel (7).

5. The heat exchanger core head welding equipment with the deviation rectifying function according to claim 4, characterized in that: be provided with guide bar (22) on work frame (2), the lateral wall of clamping jaw (822) is run through and is provided with guide way (23) that supply guide bar (22) to insert the establishment, guide way (23) set up along the moving direction of clamping jaw (822).

6. The heat exchanger core body end socket welding equipment with the deviation rectifying function as claimed in claim 4, wherein: be provided with on work frame (2) and change device (11), change device (11) including accepting subassembly (112) and drive assembly (111), drive assembly (111) rotate with work frame (2) and be connected, drive assembly (111) rotate, accept subassembly (112) through coupling assembling (13) drive and rotate, drive assembly (111) include two conveyer belts (1111), two conveyer belt (1111) sets up in the vertical direction by mistake.

7. The heat exchanger core head welding equipment with the deviation rectifying function of claim 6, wherein: the fixed assembly (81) comprises a fixed rod (811) and a fixed gear (812), the fixed rod (811) is coaxially fixed with a driven wheel of a conveyor belt (1111) close to the workbench (1), the fixed gear (812) is coaxially fixed with the fixed rod (811), and the fixed gear (812) is meshed with a propelling rack (9).

8. The heat exchanger core head welding equipment with the deviation rectifying function of claim 6, wherein: coupling assembling (13) are including connecting rod (132) and two connecting plates (131), every equal fixedly connected with is gone up in conveyer belt (1111) connecting plate (131), the both ends of connecting rod (132) rotate with two connecting plates (131) respectively and are connected, offer on work frame (2) and supply connecting rod (132) adaptation to insert connecting hole (20) of establishing, connecting rod (132) are inserted and are established into connecting hole (20) to the removal in connecting hole (20).

9. The heat exchanger core head welding equipment with the function of rectifying of claim 8, characterized in that: the bearing component (112) comprises a mounting plate (1121), a picking plate (1122), a positioning rod (1123) and a bearing plate (1124), the picking plate (1122) is fixedly connected with one end of the connecting rod (132), the picking plate (1122) comprises a plurality of picking rods (11221), the picking rods (11221) are parallel to each other, the mounting plate (1121) is fixedly mounted on the working frame (2), a mounting hole (11210) for a picking rod (11221) to penetrate through is arranged on the mounting plate (1121) in a penetrating mode, the positioning rod (1123) is vertically arranged, one end of the feeding shaft disc (7) close to the workbench (1) is fixedly connected with the picking rod (11221), one side of the feeding shaft disc (7) close to the workbench (1) is provided with a positioning hole (70) for inserting the positioning rod (1123), accept board (1124) and link to each other with workstation (1), it has the hole of stepping down (11240) that supplies to pick up pole (11221) and wear to establish to run through to be provided with on board (1124).

10. The heat exchanger core head welding equipment with the deviation rectifying function of claim 9, characterized in that: accept board (1124) and be connected with tilting mechanism (14), tilting mechanism (14) are including supporting spring (141), returning face plate (142), upset piece (143), torsional spring (144), propulsion spring (145) and two gag lever posts (146), the one end and workstation (1) fixed connection of supporting spring (141), the other end and accept board (1124) fixed connection, it is provided with propulsion piece (15) to accept board (1124) lateral wall, one side of returning face plate (142) and the lateral wall looks butt of accepting board (1124), returning face plate (142) are rotated with workstation (2) through torsional spring (144) and are connected, one side that workstation (1) was kept away from in returning face plate (142) runs through and is provided with propulsion hole (1420) that supply propulsion piece (15) to wear to establish, one side that returning face plate (143) are close to accepting board (1124) is provided with spigot surface (1430), one end that workstation (1) was kept away from in spigot surface (1430) is to the direction slope of keeping away from accepting board (1124) slope The turnover mechanism is characterized in that the turnover block (143) is connected with the turnover plate (142) in a sliding mode, the limiting rods (146) are fixedly connected with the working frame (2), the connecting rods (132) are arranged on the same horizontal line, limiting grooves (1431) for the limiting rods (146) to insert are formed in the side wall of the turnover block (143), one side inner wall of each limiting groove (1431) close to the working table (1) is provided with a limiting rod (146) to insert the turnover groove (1432), one end, far away from the turnover plate (142), of the turnover groove (1432) is bent towards the direction close to the bearing plate (1124), one end of the pushing spring (145) is fixedly connected with the working table (1), and the other end of the pushing spring is abutted to the turnover block (143) and is used for pushing the turnover block (143) towards the direction far away from the working table (1).