Rail type automatic brazing flux spraying system

Abstract

The invention discloses a rail type automatic brazing flux spraying system which comprises a control cabinet, a rail type conveying device, a spraying and cleaning device, a brazing flux spraying device and two baking devices. The rail type conveying device comprises an annular rail mechanism, an annular driving channel and all workpiece conveyors. The workpiece conveyor comprises a workpiece lifting mechanism and an externally-hung driving mechanism. According to the rail type automatic brazing flux spraying system, the annular rail mechanism is matched with all the workpiece lifting mechanisms, rail type lifting and conveying of workpieces can be achieved, and therefore the workpiece conveying stability is guaranteed, the workpieces can be accurately sprayed after reaching the spraying position, brazing flux waste is avoided, and the working efficiency is improved. The front surface and the back surface of the workpiece can be conveniently and comprehensively sprayed in a lifting manner, so that the spraying efficiency is improved; and through cooperation of the externally-hung driving mechanism and the annular driving channel, independent dragging movement can be conducted on all the workpiece lifting mechanisms, the time-sharing construction requirements of all the workpieces are met, and system resources are fully utilized.

Description

Technical Field

[0001] The invention relates to a brazing flux spraying system, in particular to a track type brazing flux automatic spraying system. Background Art

[0002] The traditional method of flux spraying is to place the workpiece on a mesh belt conveyor and transport it to a spraying robot for spraying. This method is only suitable for small workpieces because the mesh belt conveyor has insufficient stable support capacity, which often leads to inaccurate spraying positions and waste of flux. In addition, when using a mesh belt conveyor to transport the workpiece, it is not easy to fully spray the front and back sides of the workpiece during spraying. Manual flipping and spraying are required, which makes the spraying efficiency low. Therefore, it is necessary to design a track-type flux automatic spraying system that can achieve reliable and comprehensive spraying of workpieces, reduce flux waste, and improve flux spraying efficiency. Summary of the invention

[0003] The purpose of the invention is to provide a track-type automatic flux spraying system, which can realize reliable and comprehensive spraying of workpieces, reduce flux waste, and improve flux spraying efficiency.

[0004] Technical solution: The track-type brazing flux automatic spraying system of the present invention comprises a control cabinet, a track-type conveying device, a spray cleaning device, a brazing flux spraying device and two baking devices; the track-type conveying device comprises an annular track mechanism, an annular driving channel and various workpiece transporters; the workpiece transporter comprises a workpiece lifting mechanism and an external driving mechanism; the annular track mechanism is arranged in an annular shape, the spray cleaning device, the first baking device, the brazing flux spraying device and the second baking device are arranged on the annular track mechanism in sequence, the workpiece lifting mechanisms of various workpiece transporters are supported and run on the annular track mechanism, and the annular driving channel is arranged in an annular shape along the periphery of the annular track mechanism The external drive mechanisms of each workpiece transporter move along the annular drive channel, and the external drive mechanisms are connected to the corresponding workpiece lifting mechanisms; the workpiece is lifted by the workpiece lifting mechanism, and the external drive mechanism drags the workpiece lifting mechanism along the annular track mechanism in sequence through the spray cleaning device, the first baking device, the flux spraying device and the second baking device, the spray cleaning device sprays the passing workpieces, the flux spraying device sprays the passing workpieces with flux, and the baking device bakes the passing workpieces; the spray cleaning device, the flux spraying device, the two baking devices and each external drive mechanism are coordinated and controlled by the control cabinet.

[0005] Furthermore, the annular track mechanism includes two support rails and each track support column; the two support rails are both arranged in a ring shape, and conveying roller grooves are arranged on the opposite sides of the two support rails; each track support column is installed vertically at intervals below the two support rails for stably supporting the support rails; the workpiece lifting mechanism includes two supporting side rods, two supporting strip plates and a plurality of lifting support units; the two supporting strip plates are installed in parallel between the two supporting side rods; at least two track support rollers are rotatably installed on the two supporting side rods, and the track support rollers support and walk in the conveying roller grooves on the corresponding sides; each T-shaped mounting groove is arranged at intervals on the upper side surfaces of the two supporting strip plates, the lower end of each lifting support unit is detachably installed in the T-shaped mounting groove, and the upper end of each lifting support unit is used for multi-point support of the workpiece.

[0006] Furthermore, the lifting support unit includes a T-shaped seat, an adjusting positioning screw, a supporting internal threaded tube, an adjusting locking nut, a ball joint seat, an articulated locking bolt and a workpiece supporting cone head; the T-shaped seat is slidably installed in the T-shaped mounting groove, the lower end of the adjusting positioning screw is threadedly screwed on the T-shaped seat, and the lower end of the adjusting positioning screw is pressed on the bottom of the T-shaped mounting groove; the locking nut and the supporting internal threaded tube are both threadedly installed on the adjusting positioning screw, and the adjusting locking nut is pressed on the lower end of the supporting internal threaded tube; the ball joint seat is installed on the upper end of the supporting internal threaded tube, the articulated locking bolt is threadedly installed on the ball joint seat, and the screw end of the articulated locking bolt is pressed on the articulated ball; the workpiece supporting cone head is fixed on the articulated ball, and the cone top of the workpiece supporting cone head is used to support the workpiece.

[0007] Furthermore, the annular drive channel includes an external hanging channel and a channel support frame; the external hanging drive mechanism includes an external hanging connecting frame, a mobile driving motor, a mobile driving rack, a card reader and a control box; the external hanging channel is arranged in a ring shape on the periphery of the annular track mechanism through the channel support frame, and a circle of external hanging connecting holes is arranged along the inner ring surface of the external hanging channel; one end of the external hanging connecting frame is fixed on the workpiece lifting mechanism, and the other end extends into the external hanging channel through the external hanging connecting hole; the control box and the mobile driving motor are both fixed on the extending end of the external hanging connecting frame, and a rack support seat is arranged in a ring shape in the external hanging channel and above the external hanging connecting hole, and the mobile driving rack is distributed along the rack support seat; a mobile driving gear meshing with the mobile driving rack is arranged on the output shaft of the mobile driving motor; various electronic tags for marking the docking position are arranged on the inner bottom of the external hanging channel, and the card reader is installed on the bottom of the control box for reading the docking position marked by each electronic tag; the mobile driving motor and the card reader are both driven and controlled by the control box, and the control box is wirelessly connected to the control cabinet.

[0008] Furthermore, two strip-shaped power supply grooves are arranged in parallel on the outer surface of the control box; a power supply hole is arranged on the upper side wall of the strip-shaped power supply groove, and a power supply conductive rod is elastically swingably installed at the power supply hole, and the end of the power supply conductive rod extends into the strip-shaped power supply groove through the power supply hole; a circle of insulating substrate is arranged on the inner wall of the outer ring surface along the external hanging channel, and an electrode strip is arranged in a ring shape at the upper and lower sides of the insulating substrate, and the two electrode strips are respectively extended into the two strip-shaped power supply grooves; the ends of the two power supply conductive rods are respectively pressed on the two electrode strips, and the two power supply conductive rods are electrically connected to the power module in the control box, and the power module supplies power to the mobile drive motor and the card reader.

[0009] Furthermore, the spray cleaning device includes a spray shell, a filter water tank, a spray water pump, a collecting tank, an upper spray pipe and a lower spray pipe; the external hanging channel is tightly installed on the side of the spray shell, and a spray shell separation seam is provided on the spray shell and at a position corresponding to the external hanging connecting hole; various C-shaped support seats are vertically arranged at intervals on the spray shell, and the spray shell separation seam is located in the support intervals at both ends of the C-shaped support seat; an L-shaped baffle is provided on the inner wall of the spray shell and at the spray shell separation seam, which is used to partially cover the spray shell separation seam for protection; a spray inlet and outlet window is provided on both end surfaces of the spray shell, and the annular track mechanism is penetrated by the two spray inlet and outlet windows. Through the spray shell; the upper spray pipe is suspended and installed on the inner upper part of the spray shell, the lower spray pipe is supported and installed on the inner lower part of the spray shell, the two ends of the upper spray pipe are arranged as bent pipes inclined downward, and spray nozzles are distributed on the upper spray pipe and the lower spray pipe; the workpiece lifting mechanism lifts the workpiece through the upper spray pipe and the lower spray pipe; the collecting water tank is arranged on the inner bottom of the spray shell, and the bottom of the collecting water tank is connected with the water inlet of the filter water tank through the return pipe; the water outlet of the filter water tank is connected with the water inlet of the spray water pump, and the water outlet of the spray water pump is connected with the upper spray pipe and the lower spray pipe through the delivery water pipe; the spray water pump is driven and controlled by the control cabinet.

[0010] Furthermore, the flux spraying device includes a spray shell, a flux storage box, a spray pipe, a longitudinal movement mechanism, a transverse movement mechanism, a lifting mechanism, a rotating mechanism and a steering mechanism; the external hanging channel is tightly installed on the side of the spray shell, and a spray shell separation seam is provided on the spray shell and at a position corresponding to the external hanging connecting hole; C-shaped support seats are vertically arranged at intervals on the spray shell, and the spray shell separation seam is located in the support intervals at both ends of the C-shaped support seat; an L-shaped baffle is provided on the inner wall of the spray shell and at the spray shell separation seam, which is used to partially cover the spray shell separation seam for protection; a spray inlet and outlet window is provided on both end surfaces of the spray shell, and the annular track mechanism passes through the spray shell by two spray inlet and outlet windows; the longitudinal movement mechanism is installed on the upper inner side of the spray shell, and the transverse movement mechanism is installed on The longitudinal movement mechanism is on the transverse movement mechanism, the rotating mechanism is installed on the transverse movement mechanism, the lifting mechanism is installed on the rotating mechanism, the steering mechanism is installed on the lifting mechanism, and the spray pipe is installed on the steering mechanism. The transverse movement mechanism is driven by the longitudinal movement mechanism to move longitudinally, the transverse movement mechanism is driven by the rotating mechanism to move laterally, the lifting mechanism is driven by the rotating mechanism to rotate horizontally, the lifting mechanism is driven by the steering mechanism to drive the lifting mechanism to move up and down, and the spray pipe is driven by the steering mechanism to roll; a flux nozzle is arranged on the side wall of the cantilevered end of the spray pipe; a spray pump is arranged in the flux storage box, the inlet of the spray pump is connected to the flux storage box, the outlet of the spray pump is connected to the spray shell through the flux delivery pipe, and the flux delivery pipe is connected to the spray pipe through the delivery hose; the spray pump, the longitudinal movement mechanism, the transverse movement mechanism, the lifting mechanism, the rotating mechanism and the steering mechanism are all driven and controlled by the control cabinet.

[0011] Furthermore, the longitudinal movement mechanism includes a longitudinal movement drive motor, a longitudinal movement drive rack, a longitudinal movement drive gear, a longitudinal movement support beam and two longitudinal movement rails; the two longitudinal movement rails are longitudinally and parallelly installed on the upper part of the inner side of the spray shell, and longitudinal movement roller grooves are longitudinally arranged on the opposite inner sides of the two longitudinal movement rails; a plurality of longitudinal movement support rollers are rotatably installed at both ends of the longitudinal movement support beam, and the longitudinal movement support rollers support walking in the longitudinal movement roller grooves on the corresponding sides; the longitudinal movement drive rack is longitudinally installed on a longitudinal movement rail, the longitudinal movement drive motor is installed on the longitudinal movement support beam, the longitudinal movement drive gear is installed on the output shaft of the longitudinal movement drive motor, and the longitudinal movement drive gear is meshed with the longitudinal movement drive rack; The transverse movement mechanism includes a transverse movement drive motor, a transverse movement drive rack, a transverse movement drive seat and a transverse movement drive gear; a transverse movement support hole is transversely arranged on the longitudinal movement support beam, and transverse movement roller grooves are transversely arranged on the transverse hole walls on both sides of the transverse movement support hole; the transverse movement drive seat is vertically installed at the transverse movement support hole, and a plurality of transverse movement support rollers supported on the corresponding sides in the transverse roller grooves are rotatably installed on the side wall of the transverse movement drive seat; the transverse movement drive rack is transversely installed on the longitudinal movement support beam, the transverse movement drive motor is installed on the transverse movement drive seat, the transverse movement drive gear is fixed on the output shaft of the transverse movement drive motor, and the transverse movement drive gear is meshed with the transverse movement drive rack; the lifting mechanism includes The lifting mechanism comprises a lifting drive motor, a lifting guide tube, a lifting internal threaded tube and a lifting drive screw; the lifting guide tube is vertically penetrated and rotatably installed on the transverse driving seat, the lifting drive screw is rotatably installed vertically in the lifting guide tube, the lifting drive motor is installed on the upper end of the lifting guide tube, and the output shaft of the lifting drive motor is installed in contact with the upper end of the lifting drive screw; the upper end of the lifting internal threaded tube extends into the lifting guide tube and is screwed together with the lifting drive screw thread; the rotating mechanism comprises a rotating drive motor, a rotating driven gear and a rotating drive gear; the rotating driven gear is installed on the lifting guide tube, the rotating drive motor is installed on the transverse driving seat, and the rotating drive gear is fixed It is installed on the output shaft of the rotary drive motor, and the rotary driven gear is meshed with the rotary drive gear; the steering mechanism includes a steering drive motor, a steering drive gear, a steering driven gear and a steering mounting seat; the steering mounting seat is fixed on the lower end of the lifting internal threaded tube, the spray tube is horizontally penetrated and rotatably installed on the steering mounting seat, and the steering driven gear is installed on the spray tube; the steering drive motor is installed on the steering mounting seat, the steering drive gear is installed on the output shaft of the steering drive motor, and the steering drive gear is meshed with the steering driven gear; the longitudinal drive motor, the lateral drive motor, the lifting drive motor, the rotary drive motor and the steering drive motor are all driven and controlled by the control cabinet.

[0012] Furthermore, a mounting T-shaped slide groove is horizontally arranged on the longitudinal support beam, and a mounting slider is slidably installed in the mounting T-shaped slide groove; a sliding roller supporting walking in the mounting T-shaped slide groove is rotatably installed on the mounting slider; a mounting rod is installed on the mounting slider, and the conveying hose passes through the mounting rod.

[0013] Furthermore, the baking device includes a baking shell, a hot air box, a lower air supply box, a second exhaust fan and two upper air supply boxes; the external hanging channel is tightly installed on the side of the baking shell, and a baking shell separation seam is provided on the baking shell and at a position corresponding to the external hanging connecting hole; various C-shaped support seats are vertically arranged at intervals on the baking shell, and the baking shell separation seam is located in the supporting intervals at both ends of the C-shaped support seat; an L-shaped baffle is provided on the inner wall of the baking shell and at the baking shell separation seam, which is used to partially cover the baking shell separation seam for protection; a baking inlet and outlet window is provided on both end surfaces of the baking shell, and the annular track mechanism consists of two baking The inlet and outlet window passes through the baking shell; the lower air supply box is installed on the inner bottom of the baking shell through the air box column, and the two upper air supply boxes are installed on the top of the baking shell, and air balancing holes are installed at the air outlets of the lower air supply box and the two upper air supply boxes; the hot air box is connected with the lower air supply box and the two upper air supply boxes through the hot air duct, and the lower air supply box and the two upper air supply boxes blow the baking hot air flow to the workpiece lifted by the workpiece lifting mechanism; the second exhaust fan is installed on the outer top of the baking shell, and a top air collecting hood connected to the air inlet of the second exhaust fan is provided on the inner top of the baking shell; the hot air box and the second exhaust fan are both driven and controlled by the control cabinet.

[0014] Compared with the prior art, the present invention has the following beneficial effects: by utilizing the cooperation between the annular track mechanism and each workpiece lifting mechanism, the track-type lifting transportation of the workpiece can be realized, thereby ensuring the stability of the workpiece transportation, so that the workpiece can be accurately sprayed after arriving at the spraying position, avoiding flux waste, and the lifting method can facilitate the comprehensive spraying of the front and back sides of the workpiece, thereby improving the spraying efficiency; by utilizing the cooperation between the external drive mechanism and the annular drive channel, each workpiece lifting mechanism can be independently dragged and moved to meet the time-sharing construction needs of each workpiece and make full use of system resources. For example, since the baking time is relatively long, multiple workpieces can be kept in the baking device at the same time for baking, so that the workpieces can have enough baking time to ensure the baking effect, unlike mesh belt conveyor or chain conveyor, which is linked throughout the line. If you want to make the baking time longer, you have to wait for the entire line or set up a longer baking device. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the local structure of the spraying system of the present invention;

[0016] Figure 2 It is a partial structural schematic diagram of the track type conveying device of the present invention;

[0017] Figure 3 It is a schematic diagram of the structure of the external drive mechanism of the present invention;

[0018] Figure 4 This is a schematic diagram of the installation structure of the power-taking conductive rod of the present invention;

[0019] Figure 5 It is a schematic diagram of the structure of the lifting support unit of the present invention;

[0020] Figure 6 It is a partial structural schematic diagram of the workpiece lifting mechanism of the present invention;

[0021] Figure 7 It is a front structural schematic diagram of the spray cleaning device of the present invention;

[0022] Figure 8 It is a schematic cross-sectional structure diagram of the spray cleaning device of the present invention;

[0023] Fig. 9 It is a front structural schematic diagram of the baking device of the present invention;

[0024] Fig.10 It is a schematic cross-sectional structural diagram of a baking device of the present invention;

[0025] Fig.11 It is a front structural schematic diagram of the brazing flux spraying device of the present invention;

[0026] Fig.12 It is a cross-sectional structural schematic diagram of the brazing flux spraying device of the present invention;

[0027] Fig.13 It is a schematic diagram of the installation structure of the transverse movement mechanism of the present invention;

[0028] Fig.14 It is a cross-sectional structural schematic diagram of the transverse movement mechanism of the present invention;

[0029] Fig.15 Schematic diagram of the system circuit structure of the present invention. DETAILED DESCRIPTION

[0030] The technical solution of the present invention is described in detail below with reference to the accompanying drawings, but the protection scope of the present invention is not limited to the embodiments.

[0031] like Figure 1-15As shown, the track-type flux automatic spraying system disclosed in the present invention comprises: a control cabinet 1, a track-type conveying device, a spray cleaning device, a flux spraying device and two baking devices; the track-type conveying device comprises an annular track mechanism, an annular driving channel and various workpiece conveyors; the workpiece conveyor comprises a workpiece lifting mechanism and an external driving mechanism; the annular track mechanism is arranged in an annular shape, the spray cleaning device, the first baking device, the flux spraying device and the second baking device are arranged on the annular track mechanism in sequence, the workpiece lifting mechanisms of various workpiece conveyors are all supported and walked on the annular track mechanism, the annular driving channel is arranged in an annular shape along the periphery of the annular track mechanism, and various workpiece conveyors are arranged in an annular shape. The external drive mechanisms of the device all move along the annular drive channel, and the external drive mechanisms are connected to the corresponding workpiece lifting mechanisms; the workpiece lifting mechanism lifts the workpiece 100, and the external drive mechanism drags the workpiece lifting mechanism along the annular track mechanism to pass through the spray cleaning device, the first baking device, the flux spraying device and the second baking device in sequence, the spray cleaning device sprays the passing workpiece 100, the flux spraying device sprays the passing workpiece 100 with flux, and the baking device bakes the passing workpiece 100; the spray cleaning device, the flux spraying device, the two baking devices and each external drive mechanism are coordinated and controlled by the control cabinet 1.

[0032] By utilizing the cooperation of the annular track mechanism and each workpiece lifting mechanism, the track-type lifting transportation of the workpiece 100 can be realized, thereby ensuring the stability of the workpiece transportation, so that the workpiece 100 can be accurately sprayed after arriving at the spraying position, avoiding the waste of flux, and the lifting method can facilitate the comprehensive spraying of the front and back sides of the workpiece 100, thereby improving the spraying efficiency; by utilizing the cooperation of the external drive mechanism and the annular drive channel, each workpiece lifting mechanism can be independently dragged and moved to meet the time-sharing construction needs of each workpiece 100 and make full use of system resources. For example, since the baking time is relatively long, multiple workpieces 100 can be kept in the baking device at the same time for baking, so that the workpiece 100 can have enough baking time to ensure the baking effect, unlike mesh belt conveyor or chain conveyor, which is linked throughout the line. If you want to make the baking time longer, you have to wait for the entire line or set up a longer baking device.

[0033] Furthermore, the annular track mechanism includes two support tracks 401 and each track support column 402; the two support tracks 401 are both arranged in an annular shape, and conveying roller grooves 405 are arranged on the opposite sides of the two support tracks 401; each track support column 402 is installed vertically at intervals below the two support tracks 401 to stably support the support tracks 401; the workpiece lifting mechanism includes two supporting side rods 404, two supporting strip plates 403 and a plurality of lifting support units; the two support The strip plate 403 is installed in parallel between two supporting side bars 404; at least two track support rollers 406 are rotatably installed on the two supporting side bars 404, and the track support rollers 406 support walking in the conveying roller grooves 405 on the corresponding sides; T-shaped mounting grooves 407 are arranged at intervals on the upper side surfaces of the two supporting strip plates 403, and the lower end of each lifting support unit is detachably installed in the T-shaped mounting groove 407, and the upper end of each lifting support unit is used to provide multi-point support for the workpiece 100. Two supporting side bars 404 and two supporting strip plates 403 can form a rectangular supporting frame to reduce obstruction of the workpiece 100, thereby facilitating spray cleaning, baking and flux spraying of the upper and lower sides of the workpiece 100; each lifting support unit is detachably installed in the T-shaped mounting groove 407, so as to facilitate the disassembly and displacement of each lifting support unit to meet the multi-point support needs of the workpiece 100; the cooperation of the track support roller 406 and the conveying roller groove 405 can realize the smooth transportation of the workpiece lifting mechanism.

[0034] Furthermore, the lifting support unit includes a T-shaped seat 408, an adjustment positioning screw 409, a support internal threaded tube 411, an adjustment locking nut, a ball joint seat 412, a hinge locking bolt 414 and a workpiece support cone head 415; the T-shaped seat 408 is slidably installed in the T-shaped mounting groove 407, the lower end of the adjustment positioning screw 409 is threadedly installed on the T-shaped seat 408, and the lower end of the adjustment positioning screw 409 is pressed on the bottom of the T-shaped mounting groove 407; the locking nut and the support The internal threaded tube 411 of the support is screwed and installed on the adjustment positioning screw 409, and the adjustment locking nut is pressed on the lower end of the internal threaded tube 411 of the support; the ball joint seat 412 is installed on the upper end of the internal threaded tube 411 of the support, and the articulation locking bolt 414 is installed on the ball joint seat 412 in a through-type manner, and the screw end of the articulation locking bolt 414 is pressed on the articulation ball; the workpiece support cone head 415 is fixed on the articulation ball, and the cone top of the workpiece support cone head 415 is used to support the workpiece 100. By using the cooperation of the adjustment positioning screw 409 and the T-shaped seat 408, position adjustment and positioning support can be achieved; the adjustment locking nut can be used to lock the adjustment height of the internal threaded tube 411 of the support; the articulation locking bolt 414 can be used to lock the articulation ball, so as to lock the direction of the workpiece support cone head 415 to meet the support needs of different angles.

[0035] Further, an upper fastening handle bar 413 is provided on the adjustment locking nut, and a lower fastening handle bar 410 is provided on the adjustment positioning screw 409. The upper fastening handle bar 413 and the lower fastening handle bar 410 can be used to facilitate manual quick adjustment and fixing.

[0036] Furthermore, the annular drive channel includes an external hang-on channel 416 and a channel support frame 427; the external hang-on drive mechanism includes an external hang-on connecting frame, a mobile drive motor 426, a mobile drive rack 421, a card reader 430 and a control box 425; the external hang-on channel 416 is arranged in a ring shape on the periphery of the annular track mechanism through the channel support frame 427, and a circle of external hang-on connecting holes 417 is arranged along the inner ring surface of the external hang-on channel 416; one end of the external hang-on connecting frame is fixed to the workpiece lifting mechanism, and the other end extends into the external hang-on channel 416 through the external hang-on connecting hole 417; the control box 425 and the mobile drive motor 426 are both fixed on the extending end of the external hang-on connecting frame, A rack support seat 420 is arranged in an annular shape inside 416 and above the external connecting hole 417, and a mobile drive rack 421 is distributed along the rack support seat 420; a mobile drive gear 422 meshing with the mobile drive rack 421 is arranged on the output shaft of the mobile drive motor 426; electronic tags 431 for marking the docking position are arranged on the inner bottom of the external channel 416, and a card reader 430 is installed on the bottom of the control box 425 for reading the docking position marked by each electronic tag 431; the mobile drive motor 426 and the card reader 430 are both driven and controlled by the control box 425, and the control box 425 is wirelessly connected to the control cabinet 1. By utilizing the cooperation of the card reader 430 and the electronic tag 431, the location information can be acquired, which facilitates the positioning control of the external drive mechanism; the external channel 416 can be used to facilitate the installation of the power supply structure and the mobile drive motor 426, so that the external drive mechanism can be kept as far away from the spray cleaning device and the baking device as possible, thereby protecting the electrical equipment and reducing the damage caused by spray water and high-temperature baking; the rack support seat 420 can be used to facilitate the installation of the mobile drive rack 421, and the external connecting hole 417 can also be reinforced to ensure stability during driving.

[0037] Furthermore, two strip-shaped power supply slots 432 are arranged in parallel on the outer surface of the control box 425; a power supply hole 440 is arranged on the upper side wall of the strip-shaped power supply slot 432, and a power supply conductive rod 436 is elastically swingably installed at the power supply hole 440, and the end of the power supply conductive rod 436 extends into the strip-shaped power supply slot 432 through the power supply hole 440; a circle of insulating substrate 428 is arranged on the inner wall of the outer ring surface along the external hanging channel 416, and an electrode strip 429 is arranged in a ring shape at the upper and lower sides of the insulating substrate 428, and the two electrode strips 429 respectively extend into the two strip-shaped power supply slots 432; the ends of the two power supply conductive rods 436 are pressed on the two electrode strips 429 respectively, and the two power supply conductive rods 436 are electrically connected to the power supply module in the control box 425, and the power supply module supplies power to the mobile drive motor 426 and the card reader 430; the power supply module is an existing voltage stabilizing circuit module. The power-collecting conductive rod 436 installed in an elastic swinging manner is pressed on the electrode strip 429, thereby ensuring a stable power supply during the movement and ensuring the reliability of the operation of the external drive mechanism.

[0038] Furthermore, the external connecting frame includes a driving side plate 419 and a connecting side plate 418; the lower side of the connecting side plate 418 is vertically fixed on the supporting side rod 404, and the upper side of the connecting side plate 418 is vertically connected to the driving side plate 419, and the driving side plate 419 extends horizontally into the external channel 416 through the external connecting hole 417; the mobile driving motor 426 and the control box 425 are both installed on the driving side plate 419.

[0039] Furthermore, the upper end of the power-taking conductive rod 436 is swingably hingedly installed in the control box 425 through the hinge shaft 433, and the lower end extends out of the power-taking hole 440, and a conductive slope 437 that is in conductive contact with the electrode strip 429 is provided on the extended end; a spring seat 434 is provided in the control box 425, and a pressing spring 435 is provided on the spring seat 434, and the lower end of the pressing spring 435 is pressed and fixed on the power-taking conductive rod 436, which is used to push the conductive slope 437 at the lower end of the power-taking conductive rod 436 to press on the electrode strip 429. The use of the pressing spring 435 can realize elastic pressing, ensuring the reliability of conductive contact; the use of the conductive slope 437 in contact with the electrode strip 429 has a larger conductive contact surface, further enhancing the reliability of conduction.

[0040] Furthermore, observation windows 423 are arranged at intervals on the upper side of the external hanging channel 416, and closed glass 424 is installed on the observation windows 423. The arrangement of the observation windows 423 can facilitate the operation status of the external hanging drive mechanism in the external hanging channel 416, and can also reduce the communication shielding between the master wireless communication module and each slave wireless communication module.

[0041] Furthermore, the spray cleaning device includes a spray housing 101, a filter water tank 102, a spray water pump 103, a collection tank 104, an upper spray pipe 107 and a lower spray pipe 105; the external hanging channel 416 is closely installed on the side of the spray housing 101, and a spray housing separation seam is provided on the spray housing 101 and at a position corresponding to the external hanging connecting hole 417; C-shaped support seats 438 are vertically arranged at intervals on the spray housing 101, and the spray housing separation seam is located in the support intervals at both ends of the C-shaped support seat 438; an L-shaped baffle 439 is provided on the inner wall of the spray housing 101 and at the spray housing separation seam, which is used to partially cover the spray housing separation seam; a spray inlet and outlet window 109 is provided on both end surfaces of the spray housing 101, and the annular track mechanism is composed of two spray inlet and outlet windows 109 that penetrate the spray housing 101; The side spray pipe 107 is suspended and installed on the inner upper part of the spray shell 101, and the lower spray pipe 105 is supported and installed on the inner lower part of the spray shell 101. The two ends of the upper spray pipe 107 are set as bent pipes 110 that are bent downward. Spray nozzles 108 are distributed on the upper spray pipe 107 and the lower spray pipe 105. The workpiece lifting mechanism lifts the workpiece 100 through the upper spray pipe 107 and the lower spray pipe 105. The collecting water tank 104 is arranged on the inner bottom of the spray housing 101, and the bottom of the collecting water tank 104 is connected with the water inlet of the filtering water tank 102 through the return pipe; the water outlet of the filtering water tank 102 is connected with the water inlet of the spray water pump 103, and the water outlet of the spray water pump 103 is connected with the upper spray pipe 107 and the lower spray pipe 105 through the delivery water pipe 106; the spray water pump 103 is driven and controlled by the control cabinet 1. By utilizing the relative spraying of the upper spray pipe 107 and the lower spray pipe 105, the cleaning effect of the upper and lower sides of the workpiece 100 can be enhanced; by utilizing the spray nozzle 108 arranged on the bending tube 110, the spraying of the left and right end faces of the workpiece 100 can be enhanced; by utilizing the C-shaped support seat 438, the structural strength of the separation seam of the spray shell can be enhanced; by utilizing the L-shaped baffle plate 439, the separation seam of the spray shell can be protected from water to prevent the spray water from entering the external channel 416; by utilizing the cooperation of the collection tank 104, the filter water tank 102, and the spray water pump 103, the recycling of the spray water can be realized.

[0042] Furthermore, the flux spraying device includes a spray shell 301, a flux storage box 307, a spray tube 330, a longitudinal movement mechanism, a transverse movement mechanism, a lifting mechanism, a rotating mechanism and a steering mechanism; the external hanging channel 416 is closely installed on the side of the spray shell 301, and a spray shell separation seam is provided on the spray shell 301 and at a position corresponding to the external hanging connecting hole 417; C-shaped support seats 438 are vertically arranged at intervals on the spray shell 301, and the spray shell separation seam is located in the support intervals at both ends of the C-shaped support seat 438; an L-shaped baffle 439 is provided on the inner wall of the spray shell 301 and at the spray shell separation seam, which is used to locally cover the spray shell separation seam for protection; a spray inlet and outlet window 302 is provided on both end surfaces of the spray shell 301, and the annular track mechanism passes through the spray shell 301 by two spray inlet and outlet windows 302; the longitudinal movement mechanism is installed on the upper inner side of the spray shell 301 The transverse movement mechanism is installed on the longitudinal movement mechanism, the rotating mechanism is installed on the transverse movement mechanism, the lifting mechanism is installed on the rotating mechanism, the steering mechanism is installed on the lifting mechanism, and the spray pipe 330 is installed on the steering mechanism. The transverse movement mechanism is driven by the longitudinal movement mechanism to move longitudinally, the rotating mechanism is driven by the transverse movement mechanism to move laterally, the lifting mechanism is driven by the rotating mechanism to rotate horizontally, the steering mechanism is driven by the lifting mechanism to move up and down, and the spray pipe 330 is driven by the steering mechanism to roll; a flux nozzle 334 is arranged on the side wall of the cantilevered end of the spray pipe 330; a spray pump is arranged in the flux storage box 307, the inlet of the spray pump is connected to the flux storage box 307, and the outlet of the spray pump is connected to the spray shell 301 through the flux delivery pipe 305, and the flux delivery pipe 305 is connected to the spray pipe 330 through the delivery hose 306; the spray pump, the longitudinal movement mechanism, the transverse movement mechanism, the lifting mechanism, the rotating mechanism and the steering mechanism are all driven and controlled by the control cabinet 1. By utilizing the coordinated control of the longitudinal movement mechanism, transverse movement mechanism, lifting mechanism, rotation mechanism and steering mechanism, the flux nozzle 334 on the spray tube 330 can be adjusted in the longitudinal, transverse, height, horizontal angle and roll angle to meet the needs of three-dimensional spraying at all positions on the surface of the workpiece 100 without dead angles.

[0043] Furthermore, the longitudinal movement mechanism includes a longitudinal movement drive motor 316, a longitudinal movement drive rack 315, a longitudinal movement drive gear 317, a longitudinal movement support beam 311 and two longitudinal movement rails 308; the two longitudinal movement rails 308 are longitudinally and parallelly installed on the upper part of the inner side of the spray shell 301, and longitudinal movement roller grooves 309 are longitudinally arranged on the opposite inner sides of the two longitudinal movement rails 308; a plurality of longitudinal movement support rollers 310 are rotatably installed at both ends of the longitudinal movement support beam 311, and the longitudinal movement support rollers 310 support and travel in the longitudinal movement roller grooves 309 on the corresponding sides, thereby reducing the longitudinal movement resistance and enhancing the longitudinal movement stability; the longitudinal movement drive rack 315 is longitudinally installed on a longitudinal movement rail 308, the longitudinal movement drive motor 316 is installed on the longitudinal movement support beam 311, the longitudinal movement drive gear 317 is installed on the output shaft of the longitudinal movement drive motor 316, and the longitudinal movement drive gear 317 is meshed with the longitudinal movement drive rack 315;

[0044] The transverse movement mechanism includes a transverse movement driving motor 319, a transverse movement driving rack 318, a transverse movement driving seat 320 and a transverse movement driving gear 328; a transverse movement supporting hole 337 is transversely arranged on the longitudinal movement supporting beam 311, and transverse movement roller grooves 339 are transversely arranged on the transverse hole walls on both sides of the transverse movement supporting hole 337; the transverse movement driving seat 320 is vertically installed through the transverse movement supporting hole 337, and a plurality of transverse movement supporting rollers 340 are rotatably installed on the side wall of the transverse movement driving seat 320, which are supported in the transverse roller grooves 339 on the corresponding sides, so as to reduce the transverse movement resistance and enhance the transverse movement stability; the transverse movement driving rack 318 is transversely installed on the longitudinal movement supporting beam 311, the transverse movement driving motor 319 is installed on the transverse movement driving seat 320, the transverse movement driving gear 328 is fixed on the output shaft of the transverse movement driving motor 319, and the transverse movement driving gear 328 is meshed with the transverse movement driving rack 318;

[0045] The lifting mechanism includes a lifting drive motor 322, a lifting guide tube 321, a lifting internal threaded tube 323 and a lifting drive screw; the lifting guide tube 321 is vertically penetrated and rotatably installed on the transverse driving seat 320, the lifting drive screw is rotatably installed vertically in the lifting guide tube 321, the lifting drive motor 322 is installed on the upper end of the lifting guide tube 321, and the output shaft of the lifting drive motor 322 is installed in contact with the upper end of the lifting drive screw; the upper end of the lifting internal threaded tube 323 extends into the lifting guide tube 321 and is screwed together with the lifting drive screw thread; a lifting guide groove 324 is vertically arranged on the outer wall of the lifting internal threaded tube 323, and a lifting guide slider is slidably embedded in the lifting guide groove 324 on the inner wall of the lower end of the lifting guide tube 321, so as to limit the rotation of the lifting internal threaded tube 323;

[0046] The rotating mechanism includes a rotating drive motor 326, a rotating driven gear 325 and a rotating drive gear 327; the rotating driven gear 325 is mounted on the lifting guide tube 321, the rotating drive motor 326 is mounted on the lateral driving seat 320, the rotating drive gear 327 is fixedly mounted on the output shaft of the rotating drive motor 326, and the rotating driven gear 325 is meshed with the rotating drive gear 327;

[0047] The steering mechanism includes a steering drive motor 331, a steering drive gear 332, a steering driven gear 333 and a steering mounting seat 329; the steering mounting seat 329 is fixed to the lower end of the lifting internal threaded tube 323, the spraying tube 330 is horizontally through-rotatably mounted on the steering mounting seat 329, and the steering driven gear 333 is mounted on the spraying tube 330; the steering drive motor 331 is mounted on the steering mounting seat 329, the steering drive gear 332 is mounted on the output shaft of the steering drive motor 331, and the steering drive gear 332 is meshed with the steering driven gear 333;

[0048] The longitudinal drive motor 316 , the transverse drive motor 319 , the lifting drive motor 322 , the rotation drive motor 326 and the steering drive motor 331 are all driven and controlled by the control cabinet 1 .

[0049] Furthermore, a mounting T-shaped groove 312 is transversely arranged on the longitudinal support beam 311, and a mounting slider 313 is slidably installed in the mounting T-shaped groove 312; a sliding roller 338 supporting movement in the mounting T-shaped groove 312 is rotatably installed on the mounting slider 313, thereby effectively reducing the resistance during follow-up movement; a mounting rod 314 is installed on the mounting slider 313, and the conveying hose 306 passes through the mounting rod 314.

[0050] Furthermore, a first exhaust fan 303 is provided on the outer top of the spray shell 301, and a window air collecting hood 304 is provided at both ends of the top of the spray shell 301 and near the spray inlet and outlet windows 302, and the air inlet of the first exhaust fan 303 is connected to the two window air collecting hoods 304; the first exhaust fan 303 is driven and controlled by the control cabinet 1. The exhaust air suction from the two window air collecting hoods 304 can prevent the flux mist generated during spraying from overflowing from the spray inlet and outlet windows 302, thereby reducing air pollution to the working environment.

[0051] Furthermore, a flux collecting groove 336 is provided on the inner bottom of the spray shell 301, and a discharge pipe 335 extending out of the spray shell 301 is provided at the bottom of the flux collecting groove 336, thereby facilitating the collection and discharge of dripping flux.

[0052] Furthermore, the baking device includes a baking shell 201, a hot air box 206, a lower air supply box 208, a second exhaust fan 210 and two upper air supply boxes 205; the external hanging channel 416 is tightly installed on the side of the baking shell 201, and a baking shell separation seam is provided on the baking shell 201 and at a position corresponding to the external hanging connecting hole 417; C-shaped support seats 438 are vertically arranged at intervals on the baking shell 201, and the baking shell separation seam is located in the supporting intervals at both ends of the C-shaped support seat 438; an L-shaped baffle 439 is provided on the inner wall of the baking shell 201 and at the baking shell separation seam, which is used to partially cover the baking shell separation seam for protection; a baking inlet and outlet window 202 is provided on both end surfaces of the baking shell 201, and the annular track mechanism is composed of two baking inlet and outlet windows 202 that penetrate the baking shell. 201; the lower air supply box 208 is installed on the inner bottom of the baking shell 201 through the air box column 207, and the two upper air supply boxes 205 are installed on the top of the baking shell 201, and air balancing holes 209 are installed at the air outlets of the lower air supply box 208 and the two upper air supply boxes 205; the hot air box 206 is connected with the lower air supply box 208 and the two upper air supply boxes 205 through the hot air duct 204, and the lower air supply box 208 and the two upper air supply boxes 205 blow the baking hot air flow to the workpiece 100 lifted by the workpiece lifting mechanism; the second exhaust fan 210 is installed on the outer top of the baking shell 201, and a top air collecting hood 203 connected to the air inlet of the second exhaust fan 210 is provided on the inner top of the baking shell 201; the hot air box 206 and the second exhaust fan 210 are both driven and controlled by the control cabinet 1. The second exhaust fan 210 can be used to exhaust moisture and ensure the baking effect; the coordinated arrangement of the lower air supply box 208 and the two upper air supply boxes 205 can achieve three-dimensional baking of the workpiece 100 and ensure baking efficiency; the C-shaped support seat 438 can ensure the structural strength of the separation seam of the baking shell.

[0053] In the track-type flux automatic spraying system disclosed in the present invention, the control cabinet 1 is provided with a main controller, a key panel, a main wireless communication module, a spray drive circuit, a longitudinal drive circuit, a lateral drive circuit, a rotation drive circuit, a lifting drive circuit, a steering drive circuit, a fan drive circuit, a first exhaust drive circuit, a spray drive circuit and a second exhaust drive circuit; the main controller is electrically connected to the key panel, the main wireless communication module, the spray drive circuit, the longitudinal drive circuit, the lateral drive circuit, the rotation drive circuit, the lifting drive circuit, the steering drive circuit, the fan drive circuit, the first exhaust drive circuit, the spray drive circuit and the second exhaust drive circuit respectively; the spray drive circuit, the longitudinal drive circuit, the lateral drive circuit, the rotation drive circuit, the lifting drive circuit, the steering drive circuit, the fan drive circuit, the first exhaust drive circuit, the spray drive circuit and The second exhaust air drive circuit is electrically connected to the spray water pump 103, the longitudinal movement drive motor 316, the lateral movement drive motor 319, the rotation drive motor 326, the lifting drive motor 322, the steering drive motor 331, the hot air box 206, the first exhaust air fan 303, the spray pump and the second exhaust air fan 210 respectively; the main controller drives and controls the spray water pump 103, the longitudinal movement drive motor 316, the lateral movement drive motor 319, the rotation drive motor 326, the lifting drive motor 322, the steering drive motor 331, the hot air box 206, the first exhaust air fan 303, the spray pump and the second exhaust air fan 210 through the spray drive circuit, the longitudinal movement drive circuit, the lateral movement drive circuit, the rotation drive circuit, the lifting drive circuit, the steering drive circuit, the fan drive circuit, the first exhaust air drive circuit, the spray drive circuit and the second exhaust air drive circuit.

[0054] The control box 425 is provided with a slave controller, a slave wireless communication module and a mobile drive circuit; the slave controller is electrically connected to the card reader 430, the slave wireless communication module and the mobile drive circuit respectively; the mobile drive circuit is electrically connected to the mobile drive motor 426; the slave controller drives and controls the mobile drive motor 426 through the mobile drive circuit; the master wireless communication module is wirelessly connected to each slave wireless communication module.

[0055] Both the master controller and the slave controller use the existing single-chip control module to achieve coordinated control; the master wireless communication module and each slave wireless communication module use the existing wireless communication module to achieve wireless networking communication; the mobile drive motor 426, the longitudinal drive motor 316, the lateral drive motor 319, the rotation drive motor 326, the lifting drive motor 322 and the steering drive motor 331 all use existing stepper motors, so as to achieve precise rotation angle control, ensure the accuracy of each drive action, and achieve precise positioning of each action without a position sensor.

[0056] When the track-type flux automatic spraying system disclosed in the present invention is working, the worker adjusts the support position, height and angle of each lifting support unit according to the bottom shape of the workpiece 100, and then hoists each workpiece 100 to each lifting support unit on each workpiece lifting mechanism on the feeding side, so as to realize multi-point stable support of the workpiece 100; then the worker starts the system operation by pressing the start button on the key panel, and the main controller wirelessly communicates with the slave wireless communication module of the first external drive mechanism through the main wireless communication module, sends a start command, and the slave controller of the first external drive mechanism receives the start command, drives and controls the mobile drive motor 426, so that the workpiece lifting mechanism lifts the workpiece 100 and first enters the spray cleaning device, and when the card reader 430 reads the electronic tag 431 of the spray positioning, the slave controller stops the mobile drive motor 426, and feeds back to the main controller through wireless communication, and the main controller drives and controls the spray water pump 103, and sprays and cleans the workpiece 100 through each spray nozzle 108 distributed on the upper and lower sides;

[0057] After the spraying time is reached, the main controller stops the spraying water pump 103, and wirelessly feeds back to the slave controller, and the slave controller controls the mobile drive motor 426, so that the workpiece lifting mechanism lifts the workpiece 100 into the first baking device, and performs tag identification through the card reader 430. When the electronic tag 431 of the baking stop position numbered 1 at the first baking device is identified, the slave controller stops the mobile drive motor 426, and feeds back to the main controller through wireless communication. The main controller controls the hot air box 206 and the second exhaust fan 210 of the first baking device, and blows hot air to the workpiece 100 through the lower air supply box 208 and the two upper air supply boxes 205, so as to achieve rapid drying of the moisture on the surface of the workpiece 100, and at the same time, the water vapor generated during baking is discharged through the second exhaust fan 210;

[0058] After the spray baking time is reached, the main controller stops the hot air box 206 and the second exhaust fan 210 (this step is not performed when the workpiece 100 is in the heating and baking state in the baking shell 201), and wirelessly feeds back to the slave controller, and the slave controller controls the mobile drive motor 426, so that the workpiece lifting mechanism lifts the workpiece 100 into the flux spraying device, and performs tag identification through the card reader 430. When the electronic tag 431 for spray positioning is identified, the slave controller stops the mobile drive motor 426, and feeds back to the main controller through wireless communication. The main controller coordinates and controls the spray pump, the longitudinal drive motor 316, the lateral drive motor 319, the lifting drive motor 322, the rotation drive motor 326 and the steering drive motor 331 according to the set spray position control program, and accurately sprays each position to be sprayed on the workpiece 100;

[0059] After the flux spraying is completed, the main controller stops the spray pump, the longitudinal drive motor 316, the lateral drive motor 319, the lifting drive motor 322, the rotation drive motor 326 and the steering drive motor 331, and wirelessly feeds back to the slave controller, and the slave controller controls the mobile drive motor 426, so that the workpiece lifting mechanism lifts the workpiece 100 into the second baking device, and performs tag identification through the card reader 430. When the electronic tag 431 of the baking stop position numbered 1 at the second baking device is identified, the slave controller stops the mobile drive motor 426, and feeds back to the main controller through wireless communication, and the main controller controls the hot air box 206 and the second exhaust fan 210 of the second baking device, and blows hot air to the workpiece 100 through the lower air supply box 208 and the two upper air supply boxes 205, so as to achieve rapid drying of the flux on the surface of the workpiece 100, and at the same time, the water vapor generated during baking is discharged through the second exhaust fan 210;

[0060] After the soldering time is reached, the main controller stops the hot air box 206 and the second exhaust fan 210 (this step is not performed when the workpiece 100 is in the heating and baking state in the baking shell 201), and wirelessly communicates and feeds back to the slave controller. The slave controller controls the mobile drive motor 426, so that the workpiece lifting mechanism lifts the workpiece 100 and moves it to the unloading side. The worker lifts the workpiece 100 down and transfers it to the brazing furnace for subsequent processes.

[0061] A plurality of baking stop position numbers are provided at the bottom of the external channel 416 and at the second baking device and the second baking device, so that a plurality of workpieces 100 can enter the baking device for baking at the same time. After the workpiece 100 with the front number is baked and leaves, the slave controller of the external drive mechanism that leaves wirelessly feeds back to the main controller, and the main controller sends commands to the slave controllers of the remaining external drive mechanisms in the baking device, so that the remaining external drive mechanisms drag the corresponding workpiece lifting mechanism forward by one number, thereby ensuring orderly queuing for baking in the baking device and realizing full utilization of the baking device.

[0062] As described above, although the present invention has been shown and described with reference to specific preferred embodiments, it should not be construed as limiting the present invention itself. Various changes in form and details may be made without departing from the spirit and scope of the present invention as defined in the appended claims.

Claims

1. A track type brazing flux automatic spraying system, characterized in that: It comprises a control cabinet (1), a track-type conveying device, a spray cleaning device, a brazing flux spraying device and two baking devices; the track-type conveying device comprises a ring track mechanism, a ring drive channel and various workpiece conveyors; The workpiece transporter comprises a workpiece lifting mechanism and an external drive mechanism; the annular track mechanism is arranged in an annular shape, a spray cleaning device, a first baking device, a flux spraying device and a second baking device are arranged on the annular track mechanism in sequence, the workpiece lifting mechanisms of each workpiece transporter are supported and moved on the annular track mechanism, an annular drive channel is arranged in an annular shape along the periphery of the annular track mechanism, the external drive mechanisms of each workpiece transporter move along the annular drive channel, and the external drive mechanisms are connected to the corresponding workpiece lifting mechanisms; the workpiece lifting mechanism lifts the workpiece (100), and the external drive mechanism drags the workpiece lifting mechanism to move in sequence along the annular track mechanism through the spray cleaning device, the first baking device, the flux spraying device and the second baking device, the spray cleaning device sprays the passing workpiece (100), the flux spraying device sprays the passing workpiece (100), and the baking device bakes the passing workpiece (100); the spray cleaning device, the flux spraying device, the two baking devices and each external drive mechanism are coordinated and controlled by a control cabinet (1).

2. The track type brazing flux automatic spraying system according to claim 1, characterized in that: The annular track mechanism comprises two support tracks (401) and each track support column (402); the two support tracks (401) are both arranged in an annular shape, and conveying roller grooves (405) are arranged on opposite sides of the two support tracks (401); each track support column (402) is installed vertically at intervals below the two support tracks (401) to stably support the support tracks (401); the workpiece lifting mechanism comprises two supporting side bars (404), two supporting strip plates (403) and a plurality of lifting support units; the two supporting strip plates (403) are provided with a plurality of lifting support units; the two supporting strip plates (403) are provided with a plurality of lifting support units; the two supporting strip plates (404) are provided with a plurality of lifting support units; the two supporting strip plates (403 ...1) are The plate (403) is installed in parallel between two supporting side bars (404); at least two track support rollers (406) are rotatably installed on the two supporting side bars (404), and the track support rollers (406) support and move in the conveying roller grooves (405) on the corresponding sides; T-shaped mounting grooves (407) are arranged at intervals on the upper side surfaces of the two supporting strip plates (403), and the lower end of each lifting support unit is detachably installed in the T-shaped mounting groove (407), and the upper end of each lifting support unit is used to provide multi-point support for the workpiece (100).

3. The track type flux automatic spraying system according to claim 2 is characterized in that: The lifting support unit comprises a T-shaped seat (408), an adjusting positioning screw (409), a supporting internal threaded tube (411), an adjusting locking nut, a ball joint seat (412), an articulated locking bolt (414) and a workpiece supporting cone head (415); the T-shaped seat (408) is slidably installed in the T-shaped mounting groove (407), the lower end of the adjusting positioning screw (409) is threadedly installed on the T-shaped seat (408), and the lower end of the adjusting positioning screw (409) is pressed on the bottom of the T-shaped mounting groove (407); the locking nut and the supporting internal threaded tube (411) are fixed to the workpiece supporting cone head (415); The threaded tube (411) is threadedly installed on the adjusting positioning screw (409), and the adjusting locking nut is pressed on the lower end of the supporting internal threaded tube (411); the ball joint seat (412) is installed on the upper end of the supporting internal threaded tube (411), the articulated locking bolt (414) is through-installed on the ball joint seat (412), and the screw end of the articulated locking bolt (414) is pressed on the articulated ball; the workpiece supporting cone head (415) is fixed on the articulated ball, and the cone top of the workpiece supporting cone head (415) is used to support the workpiece (100).

4. The track type brazing flux automatic spraying system according to claim 1 is characterized in that: The annular drive channel comprises an external hang-on channel (416) and a channel support frame (427); the external hang-on drive mechanism comprises an external hang-on connection frame, a mobile drive motor (426), a mobile drive rack (421), a card reader (430) and a control box (425); the external hang-on channel (416) is arranged in an annular shape on the periphery of the annular track mechanism through the channel support frame (427), and a circle of external hang-on connecting holes (417) is arranged along the inner ring surface of the external hang-on channel (416); one end of the external hang-on connection frame is fixed to the workpiece lifting mechanism, and the other end extends into the external hang-on channel (416) through the external hang-on connecting holes (417); the control box (425) and the mobile drive motor (426) are both fixed to the extending end of the external hang-on connection frame, and are in the external hang-on channel (416) and A rack support seat (420) is arranged in an annular shape above the external connecting hole (417), and a movable drive rack (421) is arranged along the rack support seat (420); a movable drive gear (422) meshing with the movable drive rack (421) is arranged on the output shaft of the movable drive motor (426); electronic tags (431) for marking a docking position are arranged on the inner bottom of the external connecting channel (416), and a card reader (430) is installed on the bottom of the control box (425) for reading the docking position marked by each electronic tag (431); the movable drive motor (426) and the card reader (430) are both driven and controlled by the control box (425), and the control box (425) is wirelessly connected to the control cabinet (1).

5. The track type brazing flux automatic spraying system according to claim 4 is characterized in that: Two strip-shaped power-taking grooves (432) are arranged in parallel on the outer side surface of the control box (425); a power-taking hole (440) is arranged on the upper side wall of the strip-shaped power-taking groove (432); a power-taking conductive rod (436) is elastically swingably installed at the power-taking hole (440), and the end of the power-taking conductive rod (436) extends into the strip-shaped power-taking groove (432) through the power-taking hole (440); a circle of insulating substrate (42 8), an electrode strip (429) is provided in a ring shape at the upper and lower sides of the insulating substrate (428), and the two electrode strips (429) extend into two strip-shaped power-taking grooves (432) respectively; the ends of two power-taking conductive rods (436) are pressed on the two electrode strips (429) respectively, and the two power-taking conductive rods (436) are electrically connected to a power module in a control box (425), and the power module supplies power to the mobile drive motor (426) and the card reader (430).

6. The track type brazing flux automatic spraying system according to claim 4, characterized in that: The spray cleaning device comprises a spray housing (101), a filter water tank (102), a spray water pump (103), a collection tank (104), an upper spray pipe (107) and a lower spray pipe (105); an external hanging channel (416) is closely mounted on the side of the spray housing (101), and a spray housing separation seam is arranged on the spray housing (101) at a position corresponding to the external hanging connecting hole (417); and various C-shaped support seats are arranged vertically at intervals on the spray housing (101). (438), and the spray shell separation seam is located in the support interval at both ends of the C-shaped support seat (438); an L-shaped baffle (439) is provided on the inner wall of the spray shell (101) and located at the spray shell separation seam, which is used to partially cover and protect the spray shell separation seam; a spray inlet and outlet window (109) is provided on both end surfaces of the spray shell (101), and the annular track mechanism is composed of two spray inlet and outlet windows (109) that penetrate the spray shell (101); the upper spray pipe (10 7) being suspended and installed on the inner upper part of the spray shell (101), the lower spray pipe (105) being supported and installed on the inner lower part of the spray shell (101), the two ends of the upper spray pipe (107) being arranged as bent pipes (110) bent downwardly, and spray nozzles (108) being distributed on the upper spray pipe (107) and the lower spray pipe (105); the workpiece lifting mechanism lifting the workpiece (100) passing between the upper spray pipe (107) and the lower spray pipe (105); The collecting water tank (104) is arranged on the inner bottom of the spray housing (101), and the bottom of the collecting water tank (104) is connected to the water inlet of the filtering water tank (102) through a return pipe; the water outlet of the filtering water tank (102) is connected to the water inlet of the spray water pump (103), and the water outlet of the spray water pump (103) is connected to the upper spray pipe (107) and the lower spray pipe (105) through a delivery water pipe (106); the spray water pump (103) is driven and controlled by the control cabinet (1).

7. The track type brazing flux automatic spraying system according to claim 4, characterized in that: The flux spraying device comprises a spraying shell (301), a flux storage box (307), a spraying pipe (330), a longitudinal movement mechanism, a transverse movement mechanism, a lifting mechanism, a rotating mechanism and a steering mechanism; an external hanging channel (416) is closely mounted on the side of the spraying shell (301), and a spraying shell separation seam is arranged on the spraying shell (301) at a position corresponding to the external hanging connecting hole (417); various C-shaped support seats (438) are arranged vertically at intervals on the spraying shell (301), and the spraying The coating shell separation seam is located in the support intervals at both ends of the C-shaped support seat (438); an L-shaped baffle (439) is arranged on the inner wall of the coating shell (301) and at the coating shell separation seam, for locally covering and protecting the coating shell separation seam; a coating inlet and outlet window (302) is arranged on both end surfaces of the coating shell (301), and the annular track mechanism passes through the coating shell (301) through the two coating inlet and outlet windows (302); the longitudinal movement mechanism is installed on the upper inner side of the coating shell (301), the transverse movement mechanism is installed on the longitudinal movement mechanism, the rotating mechanism is installed on the transverse movement mechanism, the lifting mechanism is installed on the rotating mechanism, the steering mechanism is installed on the lifting mechanism, and the coating pipe (330) is installed on the steering mechanism, the longitudinal movement mechanism drives the transverse movement mechanism to move longitudinally, the transverse movement mechanism drives the rotating mechanism to move transversely, the rotating mechanism drives the lifting mechanism to rotate horizontally, the lifting mechanism drives the steering mechanism to move up and down, and the steering mechanism drives the coating pipe (330) to roll; on the suspension of the coating pipe (330), the coating pipe (330) is provided with a plurality of coating ports, each of which is provided with a plurality of coating ports. A flux nozzle (334) is arranged on the side wall of the pick end; a spray pump is arranged in the flux storage box (307); the inlet of the spray pump is connected to the flux storage box (307); the outlet of the spray pump is connected to the spray housing (301) through a flux delivery pipe (305); the flux delivery pipe (305) is connected to the spray pipe (330) through a delivery hose (306); the spray pump, the longitudinal movement mechanism, the transverse movement mechanism, the lifting mechanism, the rotation mechanism and the steering mechanism are all driven and controlled by the control cabinet (1).

8. The track type brazing flux automatic spraying system according to claim 7, characterized in that: The longitudinal movement mechanism comprises a longitudinal movement driving motor (316), a longitudinal movement driving rack (315), a longitudinal movement driving gear (317), a longitudinal movement supporting beam (311) and two longitudinal movement rails (308); the two longitudinal movement rails (308) are longitudinally and parallelly installed on the upper part of the inner side of the spray shell (301), and longitudinal movement roller grooves (309) are longitudinally arranged on the opposite inner side surfaces of the two longitudinal movement rails (308); a plurality of longitudinal movement supporting rollers (310) are rotatably installed at both ends of the longitudinal movement supporting beam (311), and the longitudinal movement supporting rollers (310) support and travel in the longitudinal movement roller grooves (309) on the corresponding sides; the longitudinal movement driving rack (315) is longitudinally installed on a longitudinal movement supporting beam (311); The longitudinal movement rail (308) is provided with a longitudinal movement driving motor (316) mounted on a longitudinal movement supporting beam (311), a longitudinal movement driving gear (317) mounted on an output shaft of the longitudinal movement driving motor (316), and the longitudinal movement driving gear (317) is meshed with a longitudinal movement driving rack (315); the transverse movement mechanism comprises a transverse movement driving motor (319), a transverse movement driving rack (318), a transverse movement driving seat (320) and a transverse movement driving gear (328); a transverse movement supporting hole (337) is transversely arranged on the longitudinal movement supporting beam (311), and transverse movement roller grooves (339) are transversely arranged on the transverse hole walls on both sides of the transverse movement supporting hole (337); the transverse movement driving seat (3 20) is vertically penetrated and installed at the transverse support hole (337), and a plurality of transverse support rollers (340) are rotatably installed on the side wall of the transverse drive seat (320) and supported in the transverse roller grooves (339) on the corresponding sides; the transverse drive rack (318) is horizontally installed on the longitudinal support beam (311), the transverse drive motor (319) is installed on the transverse drive seat (320), the transverse drive gear (328) is fixed on the output shaft of the transverse drive motor (319), and the transverse drive gear (328) is meshed with the transverse drive rack (318); the lifting mechanism includes a lifting drive motor (322), a lifting guide tube (321), a lifting The lifting guide tube (321) is vertically penetrated and rotatably mounted on the lateral driving seat (320), the lifting drive screw is rotatably mounted vertically in the lifting guide tube (321), the lifting drive motor (322) is mounted on the upper end of the lifting guide tube (321), and the output shaft of the lifting drive motor (322) is mounted in contact with the upper end of the lifting drive screw; the upper end of the lifting internal threaded tube (323) extends into the lifting guide tube (321) and is screwed together with the lifting drive screw; the rotating mechanism includes a rotating drive motor (326), a rotating driven gear (325) and a rotating drive gear (327);The rotating driven gear (325) is installed on the lifting guide tube (321), the rotating driving motor (326) is installed on the lateral driving seat (320), the rotating driving gear (327) is fixedly installed on the output shaft of the rotating driving motor (326), and the rotating driven gear (325) is meshed with the rotating driving gear (327); the steering mechanism includes a steering driving motor (331), a steering driving gear (332), a steering driven gear (333) and a steering mounting seat (329); the steering mounting seat (329) is fixed on the lower end of the lifting internal threaded tube (323), and the spraying tube (330) is fixedly mounted on the lower end of the lifting internal threaded tube (323). ) is horizontally through-type rotatably mounted on the steering mounting seat (329), and the steering driven gear (333) is mounted on the spray pipe (330); the steering drive motor (331) is mounted on the steering mounting seat (329), the steering drive gear (332) is mounted on the output shaft of the steering drive motor (331), and the steering drive gear (332) is meshed with the steering driven gear (333); the longitudinal drive motor (316), the transverse drive motor (319), the lifting drive motor (322), the rotation drive motor (326) and the steering drive motor (331) are all driven and controlled by the control cabinet (1). ; 9. The track type flux automatic spraying system according to claim 8, characterized in that: A mounting T-shaped slide groove (312) is transversely arranged on the longitudinal support beam (311), and a mounting slider (313) is slidably installed in the mounting T-shaped slide groove (312); a sliding roller (338) supporting movement in the mounting T-shaped slide groove (312) is rotatably installed on the mounting slider (313); a mounting rod (314) is installed on the mounting slider (313), and a conveying hose (306) passes through the mounting rod (314).

10. The track type brazing flux automatic spraying system according to claim 4, characterized in that: The baking device comprises a baking shell (201), a hot air box (206), a lower air supply box (208), a second exhaust fan (210) and two upper air supply boxes (205); an external hanging channel (416) is closely mounted on the side of the baking shell (201), and a baking shell separation seam is arranged on the baking shell (201) and at a position corresponding to the external hanging connecting hole (417); C-shaped support seats (438) are arranged vertically at intervals on the baking shell (201), and the baking shell separation seam is located in the supporting intervals at both ends of the C-shaped support seats (438); an L-shaped baffle (439) is arranged on the inner wall of the baking shell (201) and at the baking shell separation seam, for partially covering and protecting the baking shell separation seam; a baking inlet and outlet window (202) is arranged on both end surfaces of the baking shell (201), and the annular track mechanism is formed by the two baking inlet and outlet windows (202) and penetrates the baking shell (201); The bellows (208) is installed on the inner bottom of the baking shell (201) through the bellows column (207); the two upper air supply boxes (205) are installed on the top of the baking shell (201); and air distribution holes (209) are installed at the air outlets of the lower air supply box (208) and the two upper air supply boxes (205); the hot air box (206) is connected to the lower air supply box (208) and the two upper air supply boxes (205) through the hot air duct (204); The side air supply box (208) and the two upper air supply boxes (205) blow a baking hot air flow toward the workpiece (100) lifted by the workpiece lifting mechanism; the second exhaust fan (210) is installed on the outer top of the baking shell (201), and a top air collecting hood (203) connected to the air inlet of the second exhaust fan (210) is arranged on the inner top of the baking shell (201); the hot air box (206) and the second exhaust fan (210) are both driven and controlled by the control cabinet (1).

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