Workpiece cleaning device for automatic brazing flux spraying system

Abstract

The utility model discloses a workpiece cleaning device for an automatic brazing flux spraying system. The workpiece cleaning device comprises a control cabinet, a rail type conveying device and a spraying cleaning device. The spraying cleaning device comprises a spraying shell, a filtering water tank, a spraying water pump, a collecting water tank, an upper side spraying pipe and a lower side spraying pipe; 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 workpiece cleaning device, 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 stability of workpiece conveying is guaranteed, and the spraying and conveying requirements of large workpieces are met; through cooperation of the externally-hung driving mechanism and the annular driving channel, all the workpiece lifting mechanisms can be independently dragged, and the requirement for independent transportation of all the workpieces is met.

Description

Technical Field

[0001] This utility model relates to a workpiece cleaning device, and more particularly to a workpiece cleaning device for an automatic flux spraying system. Background Technology

[0002] Before applying flux to a workpiece, the workpiece surface needs to be sprayed and cleaned to ensure good contact between the flux and the workpiece at the welding location, thus guaranteeing brazing quality. However, existing mesh belt workpiece conveyors can only be used for transporting lighter workpieces, and these conveyors are not conducive to subsequent all-around flux application to the workpiece surface. Therefore, it is necessary to design a workpiece cleaning device for an automatic flux application system that can provide stable support for large workpieces, meet the requirements for surface spraying and cleaning, and facilitate subsequent flux application. Utility Model Content

[0003] The purpose of this utility model is to provide a workpiece cleaning device for an automatic flux spraying system, which can achieve stable support for large workpieces, meet the needs of workpiece surface spraying and cleaning, and also facilitate subsequent flux spraying.

[0004] Technical Solution: The workpiece cleaning device for an automatic flux spraying system described in this utility model includes a control cabinet, a track-type conveyor, and a spray cleaning device. The spray cleaning device includes a spray housing, a filter water tank, a spray water pump, a collection water tank, an upper spray pipe, and a lower spray pipe. The track-type conveyor includes a ring track mechanism, a ring drive channel, and various workpiece conveyors. Each workpiece conveyor includes a workpiece lifting mechanism and an external drive mechanism. A spray inlet / outlet window is provided on both ends of the spray housing. The ring track mechanism is arranged in a ring and penetrates the spray housing through two spray inlet / outlet windows. The workpiece lifting mechanisms of each workpiece conveyor are supported and travel on the ring track mechanism. The ring drive channel is arranged in a ring around the periphery of the ring track mechanism and is tightly installed on the side of the spray housing. A [missing information - likely a device or component] is provided on the spray housing. The spray shell has a separation seam; the external drive mechanisms of each workpiece conveyor move along the annular drive channel, and the external drive mechanisms are connected to the corresponding workpiece lifting mechanisms through the spray shell separation seam; the upper spray pipe is suspended and installed on the upper inner side of the spray shell, and the lower spray pipe is supported and installed on the lower inner side of the spray shell. Spray nozzles are distributed on both the upper and lower spray pipes; the workpiece lifting mechanism lifts the workpiece between the upper and lower spray pipes; the water collection tank is located on the inner bottom of the spray shell, and the bottom of the water collection tank is connected to the inlet of the filter water tank through a return water pipe; the outlet of the filter water tank is connected to the inlet of the spray water pump, and the outlet of the spray water pump is connected to the upper and lower spray pipes through a delivery water pipe; the spray water pump and each external drive mechanism are coordinated and controlled by the control cabinet.

[0005] Furthermore, the annular track mechanism includes two supporting tracks and various track support columns; both supporting tracks are arranged in a ring, and conveyor roller grooves are provided on the opposite sides of the two supporting tracks; each track support column is vertically installed at intervals below the two supporting tracks to provide stable support for the supporting tracks; the workpiece lifting mechanism includes two supporting side rods, two supporting strip plates, and multiple lifting support units; the two supporting strip plates are installed parallel between the two supporting side rods; at least two track support rollers are rotatably installed on each of the two supporting side rods, and the track support rollers support and travel within the conveyor roller grooves on the corresponding sides; each of the two supporting strip plates has T-shaped mounting grooves at intervals on its upper side, and the lower end of each lifting support unit is detachably installed in the T-shaped mounting groove, while the upper end of each lifting support unit is used to provide multi-point support for the workpiece.

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

[0007] Furthermore, the annular drive channel includes an external channel and a channel support frame; the external drive mechanism includes an external connecting frame, a mobile drive motor, a mobile drive rack, a card reader, and a control box; the external channel is arranged in a ring around the annular track mechanism via the channel support frame, and a ring of external connecting holes is provided along the inner ring surface of the external channel; one end of the external connecting frame is fixed to the workpiece lifting mechanism, and the other end extends into the external channel through the external connecting hole and the spray shell separation seam; the control box and the mobile drive motor are both fixed on the extended end of the external connecting frame, and a rack support seat is arranged in a ring inside the external channel and above the external connecting hole, with the mobile drive rack distributed along the rack support seat; a mobile drive gear that meshes with the mobile drive rack is provided on the output shaft of the mobile drive motor; various electronic tags for marking the stopping position are provided on the inner bottom of the external channel, and the card reader is installed on the bottom of the control box to read the stopping position marked by each electronic tag; the mobile drive 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 access slots are arranged parallel to each other on the outer surface of the control box; power access holes are provided on the upper side wall of the strip-shaped power access slots, and power access rods are elastically oscillatingly installed at the power access holes, with the ends of the power access rods extending into the strip-shaped power access slots through the power access holes; an insulating substrate is provided on the inner wall of the outer ring surface of the external channel, and an electrode strip is arranged in a ring on the upper and lower sides of the insulating substrate, with the two electrode strips extending into the two strip-shaped power access slots respectively; the ends of the two power access rods are pressed onto the two electrode strips respectively, and the two power access rods are electrically connected to the power module in the control box, which supplies power to the mobile drive motor and the card reader.

[0009] Compared with the prior art, the advantages of this utility model are as follows: by utilizing the cooperation between the ring track mechanism and each workpiece lifting mechanism, the workpiece can be lifted and transported by track, thereby ensuring the stability of workpiece transportation and meeting the requirements of spray transportation of large workpieces; by utilizing the cooperation between the external drive mechanism and the ring drive channel, each workpiece lifting mechanism can be dragged independently, meeting the needs of independent transportation of each workpiece; by utilizing the relative spraying of the upper and lower spray pipes, the cleaning effect on the upper and lower sides of the workpiece can be enhanced; by utilizing the cooperation of the collection tank, the filter tank, and the spray water pump, the spray water can be recycled. Attached Figure Description

[0010] Figure 1 This is a schematic diagram of the workpiece cleaning device of this utility model;

[0011] Figure 2 This is a front view structural diagram of the spray cleaning device of this utility model;

[0012] Figure 3 This is a schematic diagram of the internal structure of the spray cleaning device of this utility model;

[0013] Figure 4 This is a schematic diagram of the track-type conveying device of this utility model;

[0014] Figure 5 This is a schematic diagram of the external drive mechanism of this utility model;

[0015] Figure 6 This is a schematic diagram of the installation structure of the power-collecting conductive rod of this utility model;

[0016] Figure 7 This is a schematic diagram of the lifting and support unit structure of this utility model;

[0017] Figure 8 This is a partial structural diagram of the workpiece lifting mechanism of this utility model;

[0018] Figure 9 This is a schematic diagram of the circuit structure of this utility model. Detailed Implementation

[0019] The technical solution of this utility model will be described in detail below with reference to the accompanying drawings, but the protection scope of this utility model is not limited to the described embodiments.

[0020] like Figure 1-9 As shown, the workpiece cleaning device for an automatic flux spraying system disclosed in this utility model includes: a control cabinet 1, a track-type conveyor device, and a spray cleaning device; the spray cleaning device includes a spray housing 101, a filter water tank 102, a spray water pump 103, a collection water tank 104, an upper spray pipe 107, and a lower spray pipe 105; the track-type conveyor device includes a ring track mechanism, a ring drive channel, and various workpiece conveyors; the workpiece conveyors include a workpiece lifting mechanism and an external drive mechanism; a spray inlet / outlet window 109 is provided on both ends of the spray housing 101, the ring track mechanism is arranged in a ring, and the two spray inlet / outlet windows 109 penetrate the spray housing 101; the workpiece lifting mechanism of each workpiece conveyor is supported and travels on the ring track mechanism, the ring drive channel is arranged in a ring around the periphery of the ring track mechanism and is installed close to the side of the spray housing 101, and a spray housing separation seam is provided on the spray housing 101; the external drive mechanism of each workpiece conveyor is arranged along the ring drive channel. The track moves, and the external drive mechanism is connected to the corresponding workpiece lifting mechanism through the spray shell separation seam; the upper spray pipe 107 is suspended and installed on the upper inner side of the spray shell 101, and the lower spray pipe 105 is supported and installed on the lower inner side of the spray shell 101. The two ends of the upper spray pipe 107 are set as downwardly inclined bent pipes 110, and spray nozzles 108 are distributed on both the upper spray pipe 107 and the lower spray pipe 105; the workpiece lifting mechanism lifts the workpiece 100 through the upper spray pipe. Between 107 and the lower spray pipe 105; the water collection tank 104 is set on the inner bottom of the spray housing 101, and the bottom of the water collection tank 104 is connected to the inlet of the filter water tank 102 through the return water pipe; the outlet of the filter water tank 102 is connected to the inlet of the spray water pump 103, and the outlet of the spray water pump 103 is connected to the upper spray pipe 107 and the lower spray pipe 105 through the delivery water pipe 106; the spray water pump 103 and each external drive mechanism are coordinated and controlled by the control cabinet 1.

[0021] By utilizing the cooperation between the ring track mechanism and each workpiece lifting mechanism, the workpiece 100 can be transported by track lifting, thus ensuring the stability of workpiece transportation and meeting the requirements for spray transportation of large workpieces. By utilizing the cooperation between the external drive mechanism and the ring drive channel, each workpiece lifting mechanism can be independently dragged, meeting the independent transportation needs of each workpiece 100. By utilizing the relative spraying of the upper spray pipe 107 and the lower spray pipe 105, the cleaning effect on the upper and lower sides of the workpiece 100 can be enhanced. By utilizing the spray nozzles 108 provided on the bent pipe 110, the spraying on the left and right end faces of the workpiece 100 can be enhanced. By utilizing the cooperation of the water collection tank 104, the filter water tank 102, and the spray water pump 103, the recycling of spray water can be achieved.

[0022] Furthermore, C-shaped support seats 438 are vertically arranged at intervals on the spray shell 101, and the spray shell separation seam is located within the support intervals at both ends of the C-shaped support seats 438; an L-shaped baffle 439 is provided on the inner wall of the spray shell 101 at the spray shell separation seam for partial coverage and protection of the spray shell separation seam. The C-shaped support seats 438 can enhance the structural strength of the spray shell separation seam; the L-shaped baffle 439 can provide water protection at the spray shell separation seam, preventing spray water from entering the external channel 416.

[0023] Furthermore, the annular track mechanism includes two support tracks 401 and various track support columns 402; both support tracks 401 are arranged in a ring, and conveying roller grooves 405 are provided on the opposite sides of the two support tracks 401; each track support column 402 is vertically installed at intervals below the two support tracks 401 to provide stable support for the support tracks 401; the workpiece lifting mechanism includes two support side rods 404, two support strip plates 403, and multiple lifting support units; the two support... The strip plate 403 is installed in parallel between two supporting side rods 404; at least two track support rollers 406 are rotatably installed on each of the two supporting side rods 404, and the track support rollers 406 support and travel within the corresponding conveying roller grooves 405; T-shaped mounting grooves 407 are provided at intervals on the upper surfaces of the two supporting strip plates 403, 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. A rectangular support frame can be formed by two supporting side rods 404 and two supporting strip plates 403, reducing obstruction of the workpiece 100 and facilitating spray cleaning of the upper and lower sides of the workpiece 100. Each lifting support unit is detachably installed in the T-shaped mounting groove 407, which facilitates the disassembly and relocation of each lifting support unit and meets the multi-point support needs of the workpiece 100. The cooperation between the track support roller 406 and the conveying roller groove 405 enables the smooth transportation of the workpiece lifting mechanism.

[0024] Furthermore, the lifting support unit includes a T-shaped seat 408, an adjusting and positioning screw 409, a support internal thread tube 411, an adjusting locking nut, a ball joint seat 412, a hinge locking bolt 414, and a workpiece support cone 415; the T-shaped seat 408 is slidably installed in the T-shaped mounting groove 407, and the lower end of the adjusting and positioning screw 409 is threadedly screwed onto the T-shaped seat 408, with the lower end of the adjusting and positioning screw 409 pressing against the bottom of the T-shaped mounting groove 407; the locking nut and support... The internally threaded tube 411 is threadedly screwed onto the adjusting and positioning screw 409, and the adjusting and locking nut is pressed against the lower end of the internally threaded tube 411. The ball joint seat 412 is installed on the upper end of the internally threaded tube 411, and the hinge locking bolt 414 is installed through the ball joint seat 412, with the screw end of the hinge locking bolt 414 pressing against the hinge ball. The workpiece support cone 415 is fixed on the hinge ball, and the cone tip of the workpiece support cone 415 is used to support the workpiece 100. By using the cooperation between the adjusting and positioning screw 409 and the T-shaped seat 408, position adjustment and positioning support can be realized; the adjusting and locking nut can lock the adjustable height of the internally threaded tube 411; and the hinge locking bolt 414 can lock the hinge ball, thereby locking the orientation of the workpiece support cone 415 to meet the support needs of different angles.

[0025] Furthermore, an upper fastening handle 413 is provided on the adjusting locking nut, and a lower fastening handle 410 is provided on the adjusting positioning screw 409. The upper fastening handle 413 and the lower fastening handle 410 can be used to facilitate convenient and quick manual adjustment and fixation.

[0026] Furthermore, the annular drive channel includes an external channel 416 and a channel support frame 427; the external drive mechanism includes an external connecting frame, a moving drive motor 426, a moving drive rack 421, a card reader 430, and a control box 425; the external channel 416 is arranged in a ring around the annular track mechanism via the channel support frame 427, and a ring of external connecting holes 417 is provided along the inner ring surface of the external channel 416; the spray shell separation seam corresponds to the position of the external connecting hole 417; one end of the external connecting frame is fixed to the workpiece lifting mechanism, and the other end extends into the external channel 416 through the spray shell separation seam and the external connecting hole 417; the control box 425 and the moving drive motor 426 are both fixed to the external channel 416. On the extended end of the hanging bracket, a rack support seat 420 is arranged in a ring shape inside the external hanging channel 416 and above the external hanging connecting hole 417. The moving drive rack 421 is distributed along the rack support seat 420. A moving drive gear 422 that meshes with the moving drive rack 421 is provided on the output shaft of the moving drive motor 426. Electronic tags 431 for marking the parking position are provided on the inner bottom of the external hanging channel 416. A card reader 430 is installed on the bottom of the control box 425 to read the parking position marked by each electronic tag 431. The moving drive motor 426 and the card reader 430 are both driven and controlled by the control box 425. The control box 425 is wirelessly connected to the control cabinet 1. By using the card reader 430 and the electronic tag 431 together, location information can be obtained, which facilitates the positioning and control of the external drive mechanism; the external channel 416 facilitates 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 as possible from the spray cleaning water, thereby protecting the electrical equipment; the rack support 420 facilitates the installation of the mobile drive rack 421 and can also reinforce the external connecting hole 417 to ensure the stability during drive.

[0027] Furthermore, two strip-shaped power access slots 432 are arranged parallel to each other on the outer surface of the control box 425; a power access hole 440 is provided on the upper side wall of the strip-shaped power access slot 432, and a power access conductive rod 436 is elastically oscillatingly installed at the power access hole 440, with the end of the power access conductive rod 436 extending into the strip-shaped power access slot 432 through the power access hole 440; an insulating substrate 428 is provided along the inner wall of the outer ring surface of the external channel 416, and an electrode strip 429 is arranged in a ring on the upper and lower sides of the insulating substrate 428, with the two electrode strips 429 extending into the two strip-shaped power access slots 432 respectively; the ends of the two power access conductive rods 436 are pressed onto the two electrode strips 429 respectively, and the two power access conductive rods 436 are electrically connected to the power module in the control box 425, which supplies power to the mobile drive motor 426 and the card reader 430; the power module is an existing voltage regulator circuit module. The power-collecting conductive rod 436, which is installed by elastic swing, presses against the electrode strip 429, thereby ensuring a stable power supply during movement and guaranteeing the reliability of the external drive mechanism.

[0028] Furthermore, the external connecting frame includes a drive side plate 419 and a connecting side plate 418; the lower side of the connecting side plate 418 is vertically fixed to the support side rod 404, and the upper side of the connecting side plate 418 is vertically connected to the drive side plate 419; the drive side plate 419 extends horizontally into the external channel 416 through the external connecting hole 417; the mobile drive motor 426 and the control box 425 are both mounted on the drive side plate 419.

[0029] Furthermore, the upper end of the power-collecting conductive rod 436 is hinged in a swing-type manner within the control box 425 via a hinge shaft 433, while the lower end extends out of the power-collecting hole 440. A conductive slope 437 is provided on the extended end for conductive contact with the electrode strip 429. A spring seat 434 is provided within the control box 425, and a pressing spring 435 is mounted on the spring seat 434. The lower end of the pressing spring 435 is pressed and fixed onto the power-collecting conductive rod 436, pushing the conductive slope 437 at the lower end of the power-collecting conductive rod 436 to press against the electrode strip 429. The pressing spring 435 enables elastic pressing, ensuring reliable conductive contact; the conductive slope 437 provides a larger conductive contact surface with the electrode strip 429, further enhancing the reliability of conductivity.

[0030] Furthermore, observation windows 423 are spaced apart on the upper side of the external channel 416, and sealed glass 424 is installed on the observation windows 423. The observation windows 423 facilitate the observation of the operating status of the external drive mechanism inside and outside the external channel 416, and also reduce the obstruction of communication between the main wireless communication module and the various slave wireless communication modules.

[0031] In the workpiece cleaning device for an automatic flux spraying system disclosed in this utility model, the control cabinet 1 is equipped with a main controller, a keypad, a main wireless communication module, and a spray drive circuit; the main controller is electrically connected to the keypad, the main wireless communication module, and the spray drive circuit respectively; the spray drive circuit is electrically connected to the spray water pump 103; the main controller drives and controls the spray water pump 103 through the spray drive circuit.

[0032] The control box 425 is equipped with a slave controller, a slave wireless communication module, and a motion drive circuit; the slave controller is electrically connected to the card reader 430, the slave wireless communication module, and the motion drive circuit respectively; the motion drive circuit is electrically connected to the motion drive motor 426; the slave controller drives and controls the motion drive motor 426 through the motion drive circuit; the master wireless communication module is wirelessly connected to each slave wireless communication module.

[0033] Both the main controller and the slave controller use existing microcontroller control modules to achieve coordinated control; the main wireless communication module and each slave wireless communication module use existing wireless communication modules to achieve wireless networking communication; the mobile drive motor 426 uses an existing stepper motor, which enables precise rotation angle control, ensures the accuracy of each drive action, and achieves precise positioning of each action without position sensors.

[0034] The workpiece cleaning device for an automatic flux spraying system disclosed in this utility model is used by workers who adjust the support position, height, and angle of each lifting support unit according to the bottom shape of the workpiece 100. Then, each workpiece 100 is hoisted onto its respective lifting support unit on the workpiece lifting mechanism from the loading side, achieving multi-point stable support for the workpiece 100. The worker then starts the system using the start button on the button panel. The main controller communicates wirelessly with the slave wireless communication module of the first external drive mechanism via the main wireless communication module, sending a start command. The slave controller of the first external drive mechanism receives the start command and drives the mobile drive motor 426, enabling... The workpiece lifting mechanism lifts the workpiece 100 into the spray housing 101 of the spray cleaning device. When the card reader 430 reads the electronic tag 431 for spray positioning, the slave controller stops the movement drive motor 426 and sends feedback to the main controller via wireless communication. The main controller then drives the spray water pump 103 to spray and clean the workpiece 100 through the various spray nozzles 108 distributed on the upper and lower sides. After the spraying time is reached, the main controller stops the spray water pump 103 and sends feedback to the slave controller via wireless communication. The slave controller then controls the movement drive motor 426, causing the workpiece lifting mechanism to lift the workpiece 100 out of the spray housing 101, thus completing the spray cleaning of the workpiece 100.

[0035] 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 detail may be made to the present invention without departing from the spirit and scope of the appended claims.

Claims

1. A workpiece cleaning apparatus for a flux automatic spraying system, characterized by: The utility model provides a kind of spray cleaning device and track conveying device, including control cabinet (1), track conveying device and spray cleaning device;Spray cleaning device includes spray shell (101), filter water tank (102), spray water pump (103), collection water tank (104), upper side spray pipe (107) and lower side spray pipe (105);Track conveying device includes annular track mechanism, annular drive channel and each workpiece transporter; Workpiece transporter includes workpiece lifting mechanism and external hanging drive mechanism;Two spray inlet and outlet windows (109) are provided on the end face of spray shell (101), annular track mechanism is arranged in annular, and is penetrated spray shell (101) by two spray inlet and outlet windows (109);The workpiece lifting mechanism of each workpiece transporter is supported and walks on annular track mechanism, annular drive channel is arranged in annular along the periphery of annular track mechanism and is installed on the side of spray shell (101) closely, and spray shell separation seam is provided on spray shell (101);The external hanging drive mechanism of each workpiece transporter moves along annular drive channel, and external hanging drive mechanism is connected with corresponding workpiece lifting mechanism by spray shell separation seam;Upper side spray pipe (107) is suspendedly installed on the inner side upper portion of spray shell (101), lower side spray pipe (105) is supported and installed on the inner side lower portion of spray shell (101), and spray nozzle (108) is distributed and arranged on upper side spray pipe (107) and lower side spray pipe (105);Workpiece lifting mechanism lifts workpiece (100) to pass between upper side spray pipe (107) and lower side spray pipe (105);Collection water tank (104) is arranged on the inner bottom of spray shell (101), and the bottom of collection water tank (104) is connected with the water inlet of filter water tank (102) by backwater pipe;The water outlet of filter water tank (102) is connected with the water inlet of spray water pump (103), and the water outlet of spray water pump (103) is connected with upper side spray pipe (107) and lower side spray pipe (105) by conveying water pipe (106);Spray water pump (103) and each external hanging drive mechanism are coordinately controlled by control cabinet (1).

2. The workpiece cleaning apparatus for a flux auto-spraying system according to claim 1, characterized by: The annular track mechanism comprises two support tracks (401) and track support columns (402); the two support tracks (401) are arranged in a ring shape, and each of the two support tracks (401) is provided with a conveying roller groove (405) on the opposite side; each track support column (402) is vertically installed below the two support tracks (401) in a spaced manner, and is used for stably supporting the support track (401); the workpiece lifting mechanism comprises two support side bars (404), two support strip plates (403) and a plurality of lifting support units; the two support strip plates (403) are installed in parallel between the two support side bars (404); at least two track support rollers (406) are rotatably installed on the two support side bars (404), and the track support rollers (406) are supported to walk in the corresponding side conveying roller groove (405); each T-shaped mounting groove (407) is arranged on the upper side of the two support strip plates (403) in a spaced manner, 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 for multi-point supporting the workpiece (100).

3. The workpiece cleaning apparatus for a flux auto-spraying system of claim 2, wherein: The lifting support unit comprises a T-shaped seat (408), an adjusting positioning screw (409), a support inner threaded pipe (411), an adjusting locking nut, a ball hinge 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 adjusting positioning screw (409) is threadedly screwed through and 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 support inner threaded pipe (411) are both threadedly screwed on the adjusting positioning screw (409), and the adjusting locking nut is pressed on the lower end of the support inner threaded pipe (411); the ball hinge seat (412) is installed on the upper end of the support inner threaded pipe (411), the hinge locking bolt (414) is installed through the ball hinge seat (412), and the screw end of the hinge locking bolt (414) is pressed on the hinge ball; the workpiece support cone head (415) is fixed on the hinge ball, and the conical top of the workpiece support cone head (415) is used for supporting the workpiece (100).

4. The workpiece cleaning apparatus for a flux auto-spraying system according to claim 3, characterized by: The annular driving channel comprises an outer hanging channel (416) and a channel support frame (427); the outer hanging driving mechanism comprises an outer hanging connecting frame, a moving driving motor (426), a moving driving rack (421), a card reader (430) and a control box (425); the outer hanging channel (416) is arranged in an annular manner on the periphery of the annular track mechanism through the channel support frame (427), and a ring of outer hanging communication holes (417) is arranged on the inner ring surface of the outer hanging channel (416); one end of the outer hanging connecting frame is fixed on the workpiece lifting mechanism, and the other end extends into the outer hanging channel (416) through the outer hanging communication hole (417) and the spray shell separation joint; the control box (425) and the moving driving motor (426) are both fixed on the extending end of the outer hanging connecting frame, a rack support seat (420) is arranged in an annular manner in the outer hanging channel (416) and above the outer hanging communication hole (417), and the moving driving rack (421) is arranged in a distributed manner along the rack support seat (420); a moving driving gear (422) engaged with the moving driving rack (421) is arranged on the output shaft of the moving driving motor (426); electronic tags (431) for marking stopping positions are arranged on the inner bottom of the outer hanging channel (416), and a card reader (430) is installed on the bottom of the control box (425) to read the stopping positions marked by the electronic tags (431); the moving driving motor (426) and the card reader (430) are both driven and controlled by the control box (425), and the control box (425) is in wireless communication connection with the control cabinet (1).

5. The workpiece cleaning apparatus for a flux auto-spraying system of claim 4, wherein: Two strip-shaped power taking through grooves (432) are arranged in parallel on the outer side of the control box (425); a power taking hole (440) is arranged on the upper side wall of the strip-shaped power taking through groove (432), and a power taking conductive rod (436) is elastically oscillatedly installed at the power taking hole (440), and the end of the power taking conductive rod (436) extends into the strip-shaped power taking through groove (432) through the power taking hole (440); a ring of insulating base plates (428) is arranged on the inner wall of the outer ring surface of the outer hanging channel (416), and one electrode strip (429) is arranged in an annular manner at the upper and lower side edges of the insulating base plate (428), and the two electrode strips (429) extend into the two strip-shaped power taking through grooves (432), respectively; the ends of the 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 with the power supply module in the control box (425), and the power supply module supplies power to the moving driving motor (426) and the card reader (430).

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