A six-wire harness double-head tinning machine

Abstract

The present invention relates to the field of wire harness processing technology, specifically to a six-wire harness double-head tinning machine, the double-head tinning machine comprises a frame and a workbench arranged on the frame, the workbench is provided with an automatic wire harness feeding device, a front flip tinning device, a knife seat cutting device, a rear flip tinning device and a rear wire harness pulling device from left to right, wherein the front flip tinning device and the rear flip tinning device have the same structure, the workbench is provided with a swinging wire harness rack above the automatic wire harness feeding device, and the six groups of wire harnesses on the swinging wire harness rack pass through the automatic wire harness feeding device, the front flip tinning device, the knife seat cutting device, the rear flip tinning device and the rear wire harness pulling device in sequence. The double-head tinning machine in the present invention integrates the automatic wire harness feeding device, the front flip tinning device, the knife seat cutting device, the rear flip tinning device and the rear wire harness pulling device, can realize automated production, save space, reduce manual labor intensity, and has high work efficiency.

Description

Technical Field

[0001] The invention relates to the technical field of wire harness processing, in particular to a six-wire harness double-head tinning machine. Background Art

[0002] In order to improve the connection performance of the wire harness and prevent the wire harness core from diverging and short-circuiting, it is usually necessary to tin the exposed part of the wire harness core during the wire harness cutting and production process. Before the wire harness core is tinned, it needs to be stripped, cut, and twisted before tinning. At present, the wire harness feeding device, knife seat cutting device, and tinning device of the tinning machine on the market are all independent equipment, occupying a large area. During the processing, it is necessary to manually move the semi-finished product on one station to another station, which leads to high labor intensity and low work efficiency, and it is impossible to realize automated processing and production. In particular, for the tinning processing of multiple wire harnesses, it is necessary to ensure that the tinning position of each wire harness is unified, which greatly increases the difficulty of processing. In view of this, the applicant has designed a six-wire harness double-head tinning machine that integrates an automatic wire harness feeding device, a front flip tinning device, a knife seat cutting device, a rear flip tinning device, and a rear wiring harness pulling device. Summary of the invention

[0003] The object of the present invention is to provide a six-wire harness double-head tinning machine, which integrates an automatic wire harness feeding device, a front flip tinning device, a knife seat cutting device, a rear flip tinning device and a rear wire harness pulling device. It can realize automated production, save space, reduce manual labor intensity, have high work efficiency, and solve the problems raised by the above technical background.

[0004] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: a six-wire harness double-head tinning machine, which includes a frame and a workbench arranged on the frame, on which an automatic wire harness feeding device, a front flip tinning device, a knife seat cutting device, a rear flip tinning device and a rear wire harness pulling device are arranged in sequence from left to right, wherein the front flip tinning device and the rear flip tinning device have the same structure, both of which include a wire harness clamping flipping mechanism and a tin furnace mechanism, and the tin furnace mechanism is located below the wire harness clamping flipping mechanism, and a swinging wire harness rack is arranged on the workbench above the automatic wire harness feeding device, and the six groups of wire harnesses on the swinging wire harness rack pass through the automatic wire harness feeding device, the front flip tinning device, the knife seat cutting device, the rear flip tinning device and the rear wire harness pulling device in sequence, and complete automatic wire harness feeding, wire harness front end tinning, automatic cutting, wire harness rear end tinning and wire harness pulling and unloading in sequence.

[0005] Preferably, the double-head tinning machine also includes a PLC controller, which is arranged on the front flip tinning device, and the PLC controller is respectively connected to the automatic wire harness feeding device, the front flip tinning device, the knife seat cutting device, the rear flip tinning device and the rear wire harness pulling device, and controls the automatic operation of the automatic wire harness feeding device, the front flip tinning device, the knife seat cutting device, the rear flip tinning device and the rear wire harness pulling device.

[0006] Preferably, the automatic wire feeding device comprises a vertical plate fixing plate fixedly mounted on the workbench, the vertical plate is fixedly mounted on the vertical plate fixing plate, a first slide rail fixing plate is fixedly mounted on the vertical plate, a first slide rail is installed on the first slide rail fixing plate along its length direction, a first slider is slidably arranged on the first slide rail, a line feeding line die base is fixedly mounted on the first slider, a line feeding line die base cylinder fixing plate is fixedly mounted on the line feeding line die base, a line feeding line die base cylinder is invertedly mounted on the line feeding line die base cylinder fixing plate, and an output end of the line feeding line die base cylinder The wire feeding servo motor fixing seat is fixedly connected to the wire feeding lower die seat, and a wire feeding servo motor fixing seat is also fixedly installed on the first slide rail fixing plate, and a wire feeding servo motor is fixedly installed on the wire feeding servo motor fixing seat, and the output end of the wire feeding servo motor is connected to a first screw rod, and the first screw rod passes through the wire feeding lower die seat. The automatic wire feeding harness device also includes a wire feeding wheel fixing plate fixedly installed on the vertical plate, and a wire feeding harness correction wheel group, a first wire harness wheel group, a second wire harness wheel group and a wire wheel plate are sequentially arranged on the wire feeding wheel fixing plate from left to right, and a wire hole is opened on the wire wheel plate.

[0007] Preferably, the wire harness flipping mechanism includes a wire harness flipping servo motor fixing plate fixedly mounted on the lower end surface of the workbench and a rotating frame mounting plate fixedly mounted on the upper end surface of the workbench, a wire harness flipping servo motor is fixedly mounted on the wire harness flipping servo motor fixing plate, an output end of the wire harness flipping servo motor is connected to a main driving wheel via a first belt, the main driving wheel is connected to a secondary driving wheel via a first rotating shaft, the secondary driving wheel is connected to a flipping driving wheel via a second belt, a second rotating shaft is fixedly connected to the flipping driving wheel, an end of the second rotating shaft away from the flipping driving wheel passes through the rotating frame mounting plate and is fixedly connected to the rotating frame, a translation driving assembly is provided on the rotating frame, a wire harness clamping assembly is provided on the translation driving assembly, the wire harness clamping assembly is composed of a wire clamping cylinder and a clamping claw, and the clamping claw is fixedly mounted on the output end of the wire clamping cylinder.

[0008] Preferably, the translation drive assembly includes a translation servo motor and a second slide rail fixedly mounted on a rotating frame, wherein the output end of the translation servo motor is connected to the second screw rod through a third belt, a second slider is sleeved on the second screw rod, one end face of the second slider is slidably connected to the second slide rail, and the other end face is fixedly connected to the wire clamping cylinder.

[0009] Preferably, the tin furnace mechanism includes a tin furnace fixedly mounted on a workbench, a flux tank is provided on one side of the tin furnace, a tin furnace cylinder fixing seat is provided on the other side, a tin furnace cylinder is fixedly mounted on the tin furnace cylinder fixing seat, a tin scraper plate is connected to the output end of the tin furnace cylinder, a tin slag recovery tank is provided below the tin furnace, the tin slag recovery tank is connected to a tin slag flow channel, and the tin slag flow channel is arranged side by side with the tin furnace at one end away from the tin slag recovery tank.

[0010] Preferably, the knife seat cutting device includes a cutting servo motor, a wire cutting bundle transmission mechanism and a wire cutting bundle mechanism, wherein the cutting servo motor is connected to the wire cutting bundle mechanism through the wire cutting bundle transmission mechanism, the wire cutting bundle transmission mechanism includes a cutting wire rod fixedly connected to the output end of the cutting servo motor and a limiting slide rail arranged parallel to the cutting wire rod, the cutting wire rod is sleeved with an upper sliding nut and a lower sliding nut, the upper sliding nut and the lower sliding nut move towards each other under the action of the cutting wire rod, the limiting slide rail is provided with an upper slider and a lower slider, the upper slider and the lower slider are respectively connected to the upper sliding The nut is fixedly connected to the lower sliding nut, and the wire harness cutting mechanism includes an upper cutter fixing seat and a lower cutter fixing seat respectively fixedly connected to the upper slider and the lower slider, an upper cutter is fixedly installed on the upper cutter fixing seat, and a lower cutter is installed on the lower cutter fixing seat, and the blade of the upper cutter cooperates with the blade of the lower cutter to cut the wire harness, and the wire harness cutting mechanism also includes an upper stripping knife and a lower stripping knife arranged relatively, the upper stripping knife is located on the upper cutter fixing seat and is arranged parallel to the upper cutter, and the lower stripping knife is located on the lower cutter fixing seat and is arranged parallel to the lower cutter.

[0011] Preferably, the knife seat cutting device also includes a wire bundle twisting mechanism, which is located on one side of the wire bundle cutting transmission mechanism, and includes a swing arm cylinder and a connecting rod hinged to the output end of the swing arm cylinder, the connecting rod is movably connected to the swing arm through a movable shaft, and the two ends of the swing arm are respectively movably connected to an upper sliding arm and a lower sliding arm, and the ends of the upper sliding arm and the lower sliding arm away from the swing arm are respectively connected to an upper file and a lower file, the upper file and the lower file are arranged opposite to each other, and the upper sliding arm and the lower sliding arm are respectively provided with an upper wire twisting cylinder and a lower wire twisting cylinder.

[0012] Preferably, the rear wire harness device includes a base plate fixedly mounted on the workbench, a third slide rail fixing plate fixedly mounted on the base plate, a third slide rail is mounted on the third slide rail fixing plate, and a wire harness servo motor fixing seat is arranged at one end of the third slide rail fixing plate, a wire harness servo motor is fixedly mounted on the wire harness servo motor fixing seat, an output end of the wire harness servo motor is connected to the third screw rod driving wheel through a fourth belt, a third screw rod is connected to the third screw rod driving wheel, a third slider is sleeved on the outer side of the third screw rod, the third slider is slidably arranged on the third slide rail, and a wire harness cylinder fixing plate is fixedly mounted on the third slider, a wire harness cylinder is fixedly mounted on the wire harness cylinder fixing plate, a wire harness claw is connected to the output end of the wire harness cylinder, and a protective cover is sleeved on the outer side of the fourth belt.

[0013] Compared with the prior art, the present invention has the following beneficial effects:

[0014] 1. The present invention provides a six-wire harness double-head tinning machine, which includes a frame and a workbench arranged on the frame. By arranging an automatic wire harness feeding device, a front flip tinning device, a knife seat cutting device, a rear flip tinning device and a rear wire harness pulling device on the workbench from left to right in sequence, the traditional independent equipment is replaced, and the equipment footprint is reduced. By arranging a PLC controller, the PLC controller can control the automatic wire harness feeding device, the front flip tinning device, the knife seat cutting device, the rear flip tinning device and the rear wire harness pulling device. The automatic operation makes the six groups of wire harnesses on the swinging wire harness rack can complete the automatic wire harness feeding, wire harness front end tinning, automatic cutting, wire harness rear end tinning and wire harness pulling and unloading processes in sequence, which greatly reduces the labor intensity of manual labor and improves work efficiency.

[0015] 2. The front flip tinning device and the rear flip tinning device in the present invention have the same structure, and both include a wire harness clamping flipping mechanism and a tin furnace mechanism, wherein the front flip tinning device tins the front end of the wire harness, and the rear flip tinning device tins the rear end of the wire harness, thereby realizing double-end tinning of the wire harness, and the tin furnace mechanism includes a tin furnace, a flux tank is provided on one side of the tin furnace, and a tin furnace cylinder is provided on the other side, and a tin scraper plate is provided at the output end of the tin furnace cylinder, and the tin scraper plate can scrape away the oxidized tin oxide film layer on the inner surface of the tin furnace, which is convenient for the wire harness clamping flipping mechanism to tin, and the scraped tin oxide film layer enters the tin slag recovery tank through the tin slag flow channel, which is highly practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is the overall structure diagram of the present invention;

[0017] Figure 2 It is a structural diagram of the automatic wire harness feeding device of the present invention;

[0018] Figure 3An exploded view of the wire harness turning mechanism of the present invention;

[0019] Figure 4 It is a structural diagram of the wire harness turning mechanism of the present invention;

[0020] Figure 5 This is a diagram showing the installation state of the translation drive assembly of the present invention;

[0021] Figure 6 It is a structural diagram of the tin furnace mechanism of the present invention;

[0022] Figure 7 It is a structural diagram of the knife holder cutting device of the present invention;

[0023] Figure 8 It is a structural diagram of the wire harness transmission mechanism of the present invention;

[0024] Fig. 9 It is a structural diagram of the wire harness cutting mechanism of the present invention;

[0025] Fig.10 It is a structural diagram of the wire twisting harness mechanism of the present invention;

[0026] Fig.11 It is an exploded view of the rear pull harness device of the present invention.

[0027] The reference numerals and names in the figures are as follows:

[0028] 1. Frame; 2. Workbench; 3. Automatic wire harness feeding device; 31. Vertical plate fixing plate; 32. Vertical plate; 33. First slide rail fixing plate; 34. First slide rail; 35. First slide block; 36. Lower die seat for wire feeding; 37. Cylinder fixing plate for lower die seat for wire feeding; 38. Cylinder for lower die seat for wire feeding; 39. Die seat for wire feeding; 310. Fixed seat for wire feeding servo motor; 311. Wire feeding servo motor; 312. First screw rod; 313. Fixed plate for wire feeding wheel; 314. Correction wheel set for wire feeding; 315. First wire harness wheel set; 316. Second wire harness wheel set; 317. Wire wheel plate; 318. Wire hole; 4. Front flip tinning device; 41. Clamping wire harness flipping mechanism; 411. Wire 412, rotating frame mounting plate; 413, wiring harness flip servo motor; 414, the first belt is connected with the main drive wheel; 415, the first rotating shaft; 416, the auxiliary drive wheel; 417, the second belt; 418, the flip drive wheel; 419, the second rotating shaft; 4110, the rotating frame; 4111, the translation drive assembly; 41111, the translation servo motor; 41112, the second slide rail; 41113, the third belt; 41114, the second screw rod; 41115, the second slider; 4112, the wiring harness clamp assembly; 41121, the clamp cylinder; 41122, the clamp; 4113, the first belt; 42, the tin furnace mechanism; 421, Tin furnace; 422, flux tank; 423, tin furnace cylinder fixing seat; 424, tin furnace cylinder; 425, tin scraper; 426, tin slag recovery tank; 427, tin slag flow channel; 5, knife seat cutting device; 51, cutting servo motor; 52, wire harness transmission mechanism; 521, cutting wire rod; 522, limit slide rail; 523, upper sliding nut; 524, lower sliding nut; 525, upper slider; 526, lower slider; 53, wire harness mechanism; 531, upper knife fixing seat; 532, lower knife fixing seat; 533, upper knife; 534, lower knife; 535, upper peeling knife; 536, lower peeling knife; 54, wire harness rubbing mechanism; 541, swing arm cylinder; 542, Connecting rod; 543, movable shaft; 544, swing arm; 545, upper sliding arm; 546, lower sliding arm; 547, upper file; 548, lower file; 459, upper thread-rubbing cylinder; 5410, lower thread-rubbing cylinder; 6, rear flip tinning device; 7, rear wire harness pulling device; 71, base plate; 72, third slide rail fixing plate; 73, third slide rail; 74, wire harness pulling servo motor fixing seat; 75, wire harness pulling servo motor; 76, fourth belt; 77, third screw drive wheel; 78, third screw; 79, third slider; 710, wire harness pulling cylinder fixing plate; 711, wire harness pulling cylinder; 712, wire pulling claw; 713, protective cover; 8, swing harness rack; 9, PLC controller. DETAILED DESCRIPTION

[0029] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0030] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present invention, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0031] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0032] See also Figure 1, an embodiment of the present invention: a six-wire harness double-head tinning machine, the double-head tinning machine comprises a frame 1 and a workbench 2 arranged on the frame 1, the workbench 2 is provided with an automatic wire harness feeding device 3, a front flip tinning device 4, a knife seat cutting device 5, a rear flip tinning device 6 and a rear wire harness pulling device 7 from left to right, wherein the front flip tinning device 4 and the rear flip tinning device 6 have the same structure, both of which include a wire harness clamping flipping mechanism 41 and a tin furnace mechanism 42, the tin furnace mechanism 42 is located below the wire harness clamping flipping mechanism 41, and a swinging wire harness rack 8 is arranged above the automatic wire harness feeding device 3 on the workbench 2, and the six groups of wire harnesses on the swinging wire harness rack 8 are sequentially passed through the automatic wire harness feeding device 3. The double-head tinning machine further comprises a dynamic wire harness feeding device 3, a front flip tinning device 4, a knife seat cutting device 5, a rear flip tinning device 6 and a rear wire harness pulling device 7, and sequentially completes automatic wire harness feeding, tinning at the front end of the wire harness, automatic cutting, tinning at the rear end of the wire harness and wire harness unloading. The double-head tinning machine further comprises a PLC controller 9, which is arranged on the front flip tinning device 4, and the PLC controller 9 is respectively connected to the automatic wire harness feeding device 3, the front flip tinning device 4, the knife seat cutting device 5, the rear flip tinning device 6 and the rear wire harness pulling device 7, and controls the automatic work of the automatic wire harness feeding device 3, the front flip tinning device 4, the knife seat cutting device 5, the rear flip tinning device 6 and the rear wire harness pulling device 7.

[0033] Please refer again Figure 1 The double-head tinning machine in the present invention integrates an automatic wire harness feeding device 3, a front flip tinning device 4, a knife seat cutting device 5, a rear flip tinning device 6 and a rear wire harness pulling device 7, and controls the automatic work of the automatic wire harness feeding device 3, the front flip tinning device 4, the knife seat cutting device 5, the rear flip tinning device 6 and the rear wire harness pulling device 7 through a PLC controller 9, replacing traditional independent equipment, reducing the equipment footprint, reducing the labor intensity of manual labor, and improving work efficiency.

[0034] See also Figure 2The automatic wire harness feeding device 3 in the figure includes a vertical plate fixing plate 31 fixedly mounted on the workbench 2, a vertical plate 32 is fixedly mounted on the vertical plate fixing plate 31, a first slide rail fixing plate 33 is fixedly mounted on the vertical plate 32, a first slide rail 34 is mounted on the first slide rail fixing plate 33 along its length direction, a first slider 35 is slidably arranged on the first slider 34, a line feeding line upper die base 36 is fixedly mounted on the first slider 35, a line feeding line upper die base cylinder fixing plate 37 is fixedly mounted on the line feeding line die base 36, a line feeding line upper die base cylinder fixing plate 37 is invertedly mounted on the line feeding line upper die base cylinder 38, and the output end of the line feeding line die base cylinder 38 is fixed to the line feeding line die base 39 The first slide rail fixing plate 33 is also fixedly mounted with a wire feeding servo motor fixing seat 310, and a wire feeding servo motor 311 is fixedly mounted on the wire feeding servo motor fixing seat 310, and the output end of the wire feeding servo motor 311 is connected with a first screw rod 312, and the first screw rod 312 passes through the wire feeding lower mold seat 36, and the automatic wire feeding harness device 3 also includes a wire feeding wheel fixing plate 313 fixedly mounted on the vertical plate 32, and the wire feeding wheel fixing plate 313 is provided with a wire feeding harness correction wheel group 314, a first wire harness wheel group 315, a second wire harness wheel group 316 and a wire wheel plate 317 from left to right, and a wire hole 318 is opened on the wire wheel plate 317.

[0035] Please refer again Figure 2 When the six wire harnesses on the above-mentioned swing harness rack 8 reach the automatic wire harness feeding device 3, they pass through the wire harness feeding correction wheel group 314, the first wire harness wheel group 315, the second wire harness wheel group 316 and the wire wheel plate 317 in sequence, and pass through the wire hole 318 on the wire wheel plate 317, and then the lower die seat 36 of the wire feeding and the lower die seat 39 of the wire feeding cooperate to clamp the ends of the six wire harnesses. The lower die seat 36 of the wire feeding and the upper die seat 39 of the wire feeding move along the length direction of the first screw rod 312 under the action of the wire feeding servo motor 311. When moving away from the end of the wire feeding servo motor 311, the six wire harnesses can be moved to the above-mentioned front flip tinning device 4, thereby realizing automatic wire harness feeding.

[0036] See also Figures 3 to 6The wire harness flipping mechanism 41 in the figure includes a wire harness flipping servo motor fixing plate 411 fixedly mounted on the lower end surface of the above-mentioned workbench 2 and a rotating frame mounting plate 412 fixedly mounted on the upper end surface of the workbench 2, a wire harness flipping servo motor 413 is fixedly mounted on the wire harness flipping servo motor fixing plate 411, and the output end of the wire harness flipping servo motor 413 is connected to a main driving wheel 414 through a first belt 4113, and the main driving wheel 414 is connected to a secondary driving wheel 416 through a first rotating shaft 415, and the secondary driving wheel 416 is connected to the flipping A rotating driving wheel 418 is provided, and a second rotating shaft 419 is fixedly connected to the flip driving wheel 418. The second rotating shaft 419 passes through the rotating frame mounting plate 412 at one end away from the flip driving wheel 418 and is fixedly connected to the rotating frame 4110. A translation driving assembly 4111 is provided on the rotating frame 4110. A wire clamping assembly 4112 is provided on the translation driving assembly 4111. The wire clamping assembly 4112 is composed of a wire clamping cylinder 41121 and a clamping claw 41122. The clamping claw 41122 is fixedly installed at the output end of the wire clamping cylinder 41121.

[0037] Specifically, the translation drive assembly 4111 includes a translation servo motor 41111 and a second slide rail 41112 fixedly mounted on a rotating frame 4110, wherein the output end of the translation servo motor 41111 is connected to the second screw rod 41114 via a third belt 41113, the second screw rod 41114 is sleeved with a second slider 41115, one end face of the second slider 41115 is slidably connected to the second slide rail 41112, and the other end face is fixedly connected to the wire clamping cylinder 41121.

[0038] Specifically, the tin furnace mechanism 42 includes a tin furnace 421 fixedly installed on the above-mentioned workbench 2, a flux tank 422 is provided on one side of the tin furnace 421, and a tin furnace cylinder fixing seat 423 is provided on the other side, a tin furnace cylinder 424 is fixedly installed on the tin furnace cylinder fixing seat 423, and the output end of the tin furnace cylinder 424 is connected to a tin scraper plate 425, and a tin slag recovery tank 426 is provided below the tin furnace 421, and the tin slag recovery tank 426 is connected to the tin slag flow channel 427, and the tin slag flow channel 427 is arranged side by side with the tin furnace 421 at one end away from the tin slag recovery tank 426.

[0039] Please refer again Figures 3 to 6By adopting the above technical solution, when the above six groups of wire harnesses arrive at the front flip tinning device 4, the clamping claw 41122 on the wire harness clamping assembly 4112 clamps the wire harness, and at this time, the wire harness flipping servo motor 413 drives the main driving wheel 414 to rotate through the first belt 4113, and the main driving wheel 414 drives the auxiliary driving wheel 416 to rotate through the first rotating shaft 415, and the auxiliary driving wheel 416 drives the flip driving wheel 418 to rotate through the second belt 417, and the flip driving wheel 418 drives the second rotating shaft 419 to rotate. Since the second rotating shaft 419 is fixedly connected to the rotating frame 4110, it can drive the rotating frame 4110 to rotate 360°, and further drive The translation drive assembly 4111 and the wire harness clamp assembly 4112 rotate. When the wire harness clamp assembly 4112 moves to the tin furnace mechanism 42, the output end of the tin furnace cylinder 424 contracts to drive the tin scraper 425 to move toward one end of the tin furnace cylinder 424. The tin scraper 425 scrapes the solid tin oxide oxidized on the surface of the tin furnace 421 to the tin slag flow channel 427, and the tin slag flow channel 427 reaches the tin slag recovery trough 426. At this time, the translation servo motor 41111 on the translation drive assembly 4111 drives the second screw rod 41114 to rotate, and the second slider 41115 on the second screw rod 41114 moves with the wire clamp cylinder 41121, and the front end of the six groups of wire harnesses are tinned during the movement.

[0040] See also Figures 7 to 10 The knife holder cutting device 5 in the figure includes a cutting servo motor 51, a cutting wire bundle transmission mechanism 52 and a cutting wire bundle mechanism 53, wherein the cutting servo motor 51 is connected to the cutting wire bundle mechanism 53 through the cutting wire bundle transmission mechanism 52, the cutting wire bundle transmission mechanism 52 includes a cutting wire rod 521 fixedly connected to the output end of the cutting servo motor 51 and a limiting slide rail 522 arranged parallel to the cutting wire rod 521, the cutting wire rod 521 is sleeved with an upper sliding nut 523 and a lower sliding nut 524, the upper sliding nut 523 and the lower sliding nut 524 move towards each other under the action of the cutting wire rod 521, and the limiting slide rail 522 is provided with an upper slider 525 and a lower slider 526, the upper slider 525 and the lower slider 526 are respectively connected to the upper sliding nut 5 23 is fixedly connected to the lower sliding nut 524, and the wire cutting mechanism 53 includes an upper cutting knife fixing seat 531 and a lower cutting knife fixing seat 532 which are respectively fixedly connected to the upper slider 525 and the lower slider 526, the upper cutting knife 533 is fixedly installed on the upper cutting knife fixing seat 531, and the lower cutting knife 534 is installed on the lower cutting knife fixing seat 532, the blade of the upper cutting knife 533 cooperates with the blade of the lower cutting knife 534 to cut the wire harness, and the wire cutting mechanism 53 also includes an upper stripping knife 535 and a lower stripping knife 536 which are arranged opposite to each other, the upper stripping knife 535 is located on the upper cutting knife fixing seat 531 and is arranged parallel to the upper cutting knife 533, and the lower stripping knife 536 is located on the lower cutting knife fixing seat 532 and is arranged parallel to the lower cutting knife 534.

[0041] Specifically, the tool holder cutting device 5 also includes a wire bundle twisting mechanism 54, which is located on one side of the wire bundle cutting transmission mechanism 52, and includes a swing arm cylinder 541 and a connecting rod 542 hinged to the output end of the swing arm cylinder 541, the connecting rod 542 is movably connected to the swing arm 544 through a movable shaft 543, and the two ends of the swing arm 544 are respectively movably connected with an upper sliding arm 545 and a lower sliding arm 546, and the ends of the upper sliding arm 545 and the lower sliding arm 546 away from the swing arm 544 are respectively connected with an upper file 547 and a lower file 548, and the upper file 547 and the lower file 548 are relatively arranged, and the upper sliding arm 545 and the lower sliding arm 546 are respectively provided with an upper wire twisting cylinder 549 and a lower wire twisting cylinder 5410.

[0042] Please refer again Figures 7 to 10 By adopting the above technical solution, after the front end of the above wiring harness is tinned, the above rear flip tinning device 6 clamps the wiring harness, and at this time, the knife seat cutting device 5 cuts, strips and twists the six groups of wiring harnesses, and its specific working principle is: the cutting servo motor 51 drives the cutting wire rod 521 to rotate, and at this time, the upper sliding nut 523 and the lower sliding nut 524 move towards each other under the action of the cutting wire rod 521, and when the upper cutting knife 533 on the cutting harness mechanism 53 contacts the lower cutting knife 534, the cutting servo motor 51 stops rotating, and the upper cutting knife 533 cooperates with the lower cutting knife 534 to cut off the wiring harness passing through the knife seat cutting device 5, and at the same time, the upper stripping knife 535 and the lower stripping knife 536 contact to cut The wire harness on both sides of the break is peeled, and finally the wire harness skin is rubbed off by the wire harness rubbing mechanism 54. When rubbing the wire harness, the upper wire rubbing cylinder 549 and the lower wire rubbing cylinder 5410 respectively drive the upper sliding arm 545 and the lower sliding arm 546 to press together, and further drive the upper file 547 and the lower file 548 on the upper sliding arm 545 and the lower sliding arm 546 to press the wire harness. At this time, the swing arm cylinder 541 drives the swing arm 544 to move forward and backward through the connecting rod 542 and the movable shaft 543. Since the upper sliding arm 545 and the lower sliding arm 546 are fixed at both ends of the swing arm, the upper file 547 and the lower file 548 on the upper sliding arm 545 and the lower sliding arm 546 are further driven to move forward and backward to complete the wire rubbing process.

[0043] Please refer again Figure 1 After the above-mentioned knife holder cutting device 5 cuts the six groups of wire harnesses, the rear flip tinning device 6 tins the rear ends of the six groups of wire harnesses. Since the structure of the rear flip tinning device 6 is the same as that of the front flip tinning device 4, its working principle refers to the front flip tinning device 4 and will not be repeated here.

[0044] See also Fig.11The rear wire harness device 7 in the figure includes a base plate 71 fixedly mounted on the workbench 2, a third slide rail fixing plate 72 is fixedly mounted on the base plate 71, a third slide rail 73 is mounted on the third slide rail fixing plate 72, and a wire harness servo motor fixing seat 74 is provided at one end of the third slide rail fixing plate 72, a wire harness servo motor 75 is fixedly mounted on the wire harness servo motor fixing seat 74, and the output end of the wire harness servo motor 75 is connected to the third screw drive wheel through a fourth belt 76. 77 is connected, the third screw driving wheel 77 is connected with a third screw 78, the outer side of the third screw 78 is sleeved with a third slider 79, the third slider 79 is slidably set on the third slide rail 73, and the third slider 79 is fixedly installed with a wire harness cylinder fixing plate 710, the wire harness cylinder fixing plate 710 is fixedly installed with a wire harness cylinder 711, the output end of the wire harness cylinder 711 is connected with a wire pulling claw 712, and the outer side of the fourth belt 76 is sleeved with a protective cover 713.

[0045] Please refer again Fig.11 By adopting the above-mentioned technical scheme, the rear-pulling wire harness device 7 is used to clamp the finished wire harness with both the front and rear ends tinned, and move it to the next process or automatically collect the tinned product wire harness. When the rear-pulling wire harness device 7 is working, the wire pulling claw 712 clamps the wire harness after the tinning of the above-mentioned rear flip tinning device 6, and at the same time, the wire pulling servo motor 75 drives the third screw drive wheel 77 to rotate through the fourth belt 76. Since the third screw drive wheel 77 is fixedly connected to the third screw rod 78, the third screw rod 78 is further driven to rotate. During the rotation of the third screw rod 78, the third slider 79 is driven to move back and forth along the length direction of the third slide rail 73, and the wire pulling cylinder 711 on the third slider 79 and the wire pulling claw 712 at the output end of the wire pulling cylinder 711 are further driven to move, thereby completing the automatic unloading process.

[0046] It will be apparent to those skilled in the art that the invention is not limited to the details of the exemplary embodiments described above and that the invention can be implemented in other specific forms without departing from the spirit or essential features of the invention. Therefore, the embodiments should be considered exemplary and non-limiting in all respects, and the scope of the invention is defined by the appended claims rather than the foregoing description, and it is intended that all variations falling within the meaning and scope of the equivalent elements of the claims be included in the invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

Claims

1. A six-wire harness double-head tinning machine, comprising a frame (1) and a workbench (2) arranged on the frame (1), characterized in that: The workbench (2) is provided with an automatic wire harness feeding device (3), a front flip tinning device (4), a knife seat cutting device (5), a rear flip tinning device (6) and a rear wire harness pulling device (7) in sequence from left to right, wherein the front flip tinning device (4) and the rear flip tinning device (6) have the same structure, and both comprise a wire harness clamping flipping mechanism (41) and a tin furnace mechanism (42), wherein the tin furnace mechanism (42) is located below the wire harness clamping flipping mechanism (41), and the wire harness clamping flipping mechanism (41) comprises a wire harness flipping servo motor fixing plate (411) fixedly mounted on the lower end surface of the workbench (2) and a rotating frame mounting plate (412) fixedly mounted on the upper end surface of the workbench (2), wherein the wire harness flipping servo motor fixing plate (41 1) is fixedly mounted with a wire harness flip servo motor (413), the output end of the wire harness flip servo motor (413) is connected to a main drive wheel (414) via a first belt (4113), the main drive wheel (414) is connected to a secondary drive wheel (416) via a first rotating shaft (415), the secondary drive wheel (416) is connected to a flip driving wheel (418) via a second belt (417), the flip driving wheel (418) is fixedly connected to a second rotating shaft (419), the end of the second rotating shaft (419) away from the flip driving wheel (418) passes through a rotating frame mounting plate (412) and is fixedly connected to the rotating frame (4110), and the rotating frame (4110) is provided with a translation drive group The translation drive assembly (4111) is provided with a wire clamping assembly (4112), the wire clamping assembly (4112) is composed of a wire clamping cylinder (41121) and a clamping claw (41122), the clamping claw (41122) is fixedly mounted on the output end of the wire clamping cylinder (41121), the translation drive assembly (4111) comprises a translation servo motor (41111) and a second slide rail (41112) fixedly mounted on a rotating frame (4110), wherein the output end of the translation servo motor (41111) is connected to a second lead screw (41114) via a third belt (41113), and a second slider (41115) is sleeved on the second lead screw (41114). ), one end face of the second sliding block (41115) is slidably connected to the second sliding rail (41112), and the other end face is fixedly connected to the clamping cylinder (41121); the tin furnace mechanism (42) comprises a tin furnace (421) fixedly mounted on the workbench (2); a flux tank (422) is provided on one side of the tin furnace (421), and a tin furnace cylinder fixing seat (423) is provided on the other side; a tin furnace cylinder (424) is fixedly mounted on the tin furnace cylinder fixing seat (423); a tin scraping plate (425) is connected to the output end of the tin furnace cylinder (424); a tin slag recovery tank (426) is provided below the tin furnace (421), and the tin slag recovery tank (426) is connected to the tin slag flow channel (427);The tin slag flow channel (427) is arranged side by side with the tin furnace (421) at one end away from the tin slag recovery tank (426), and a swinging wire harness rack (8) is arranged on the workbench (2) above the automatic wire harness feeding device (3). The six groups of wire harnesses on the swinging wire harness rack (8) pass through the automatic wire harness feeding device (3), the front flip tinning device (4), the knife seat cutting device (5), the rear flip tinning device (6) and the rear wire harness pulling device (7) in sequence, and complete the automatic wire harness feeding, wire harness front end tinning, automatic cutting, wire harness rear end tinning and wire harness pulling and unloading in sequence.

2. A six-wire harness double-head tinning machine according to claim 1, characterized in that: The invention also comprises a PLC controller (9), wherein the PLC controller (9) is arranged on the front flip tinning device (4), and the PLC controller (9) is respectively connected to the automatic wire harness feeding device (3), the front flip tinning device (4), the knife seat cutting device (5), the rear flip tinning device (6) and the rear wire harness pulling device (7), and controls the automatic operation of the automatic wire harness feeding device (3), the front flip tinning device (4), the knife seat cutting device (5), the rear flip tinning device (6) and the rear wire harness pulling device (7).

3. A six-wire harness double-head tinning machine according to claim 1, characterized in that: The automatic wire harness feeding device (3) comprises a vertical plate fixing plate (31) fixedly mounted on the workbench (2), a vertical plate (32) fixedly mounted on the vertical plate fixing plate (31), a first slide rail fixing plate (33) fixedly mounted on the vertical plate (32), a first slide rail (34) mounted on the first slide rail fixing plate (33) along its length direction, a first slide block (35) slidably arranged on the first slide rail (34), a line feeding lower die base (36) fixedly mounted on the first slide block (35), a line feeding lower die base cylinder fixing plate (37) fixedly mounted on the line feeding lower die base (36), a line feeding upper die base cylinder (38) invertedly mounted on the line feeding upper die base cylinder fixing plate (37), and an output end of the line feeding die base cylinder (38) fixedly mounted on the line feeding die base (39) The first slide rail fixing plate (33) is also fixedly mounted with a wire feeding servo motor fixing seat (310), the wire feeding servo motor fixing seat (310) is fixedly mounted with a wire feeding servo motor (311), the output end of the wire feeding servo motor (311) is connected with a first screw rod (312), the first screw rod (312) passes through the wire feeding lower die seat (36), the automatic wire feeding device (3) further comprises a wire feeding wheel fixing plate (313) fixedly mounted on the vertical plate (32), the wire feeding wheel fixing plate (313) is provided with a wire feeding wheel correction wheel group (314), a first wire harness wheel group (315), a second wire harness wheel group (316) and a wire wheel plate (317) in sequence from left to right, and the wire wheel plate (317) is provided with a wire hole (318).

4. A six-wire harness double-head tinning machine according to claim 1, characterized in that: The knife seat cutting device (5) comprises a cutting servo motor (51), a cutting wire transmission mechanism (52) and a cutting wire mechanism (53), wherein the cutting servo motor (51) is connected to the cutting wire mechanism (53) via the cutting wire transmission mechanism (52), the cutting wire transmission mechanism (52) comprises a cutting wire rod (521) fixedly connected to the output end of the cutting servo motor (51) and a limiting slide rail (522) arranged parallel to the cutting wire rod (521), the cutting wire rod (521) is sleeved with an upper sliding nut (523) and a lower sliding nut (524), the upper sliding nut (523) and the lower sliding nut (524) move towards each other under the action of the cutting wire rod (521), and the limiting slide rail (522) is provided with an upper slider (525) and a lower slider (526), ​​the upper slider (525) and the lower slider (526) are respectively connected to the upper sliding nut (523) and the lower sliding nut (524 ... The wire harness cutting mechanism (53) comprises an upper cutting knife fixing seat (531) and a lower cutting knife fixing seat (532) respectively fixedly connected to the upper sliding block (525) and the lower sliding block (526); an upper cutting knife (533) is fixedly mounted on the upper cutting knife fixing seat (531); a lower cutting knife (534) is mounted on the lower cutting knife fixing seat (532); and a knife of the upper cutting knife (533) is fixedly mounted on the upper cutting knife fixing seat (531). The blade cooperates with the blade of the lower cutting knife (534) to cut the wire harness. The wire harness cutting mechanism (53) further comprises an upper peeling knife (535) and a lower peeling knife (536) arranged opposite to each other. The upper peeling knife (535) is located on the upper cutting knife fixing seat (531) and is arranged parallel to the upper cutting knife (533). The lower peeling knife (536) is located on the lower cutting knife fixing seat (532) and is arranged parallel to the lower cutting knife (534).

5. A six-wire harness double-head tinning machine according to claim 4, characterized in that: The knife seat cutting device (5) further comprises a wire bundle twisting mechanism (54), the wire bundle twisting mechanism (54) being located on one side of the wire bundle cutting transmission mechanism (52), comprising a swing arm cylinder (541) and a connecting rod (542) hinged to the output end of the swing arm cylinder (541), the connecting rod (542) being movably connected to the swing arm (544) via a movable shaft (543), the two ends of the swing arm (544) being movably connected to an upper sliding arm (545) and a lower sliding arm (546), the ends of the upper sliding arm (545) and the lower sliding arm (546) being away from the swing arm (544) being respectively connected to an upper file (547) and a lower file (548), the upper file (547) and the lower file (548) being arranged opposite to each other, and an upper wire twisting cylinder (549) and a lower wire twisting cylinder (5410) being respectively arranged on the upper sliding arm (545) and the lower sliding arm (546).

6. The six-wire harness double-head tinning machine according to claim 1, characterized in that: The rear wire harness device (7) comprises a base plate (71) fixedly mounted on the workbench (2), a third slide rail fixing plate (72) fixedly mounted on the base plate (71), a third slide rail (73) mounted on the third slide rail fixing plate (72), and a wire harness servo motor fixing seat (74) disposed at one end of the third slide rail fixing plate (72), a wire harness servo motor (75) fixedly mounted on the wire harness servo motor fixing seat (74), and an output end of the wire harness servo motor (75) connected to a third screw drive wheel (77) via a fourth belt (76). ), the third screw drive wheel (77) is connected to a third screw (78), the outer side of the third screw (78) is sleeved with a third slider (79), the third slider (79) is slidably set on the third slide rail (73), and the third slider (79) is fixedly mounted with a wire harness cylinder fixing plate (710), the wire harness cylinder fixing plate (710) is fixedly mounted with a wire harness cylinder (711), the output end of the wire harness cylinder (711) is connected to a wire pulling claw (712), and the outer side of the fourth belt (76) is sleeved with a protective cover (713).

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