Three-wire waterproof plug penetrating, stripping and pressing all-in-one machine

Abstract

The invention provides a three-wire waterproof plug penetrating, stripping and pressing all-in-one machine. The three-wire waterproof plug penetrating, stripping and pressing all-in-one machine comprises a terminal feeding mechanism, a terminal feeding mechanism, a wire harness clamping and conveying mechanism, a waterproof plug feeding mechanism, a waterproof plug taking and placing mechanism, a waterproof plug rotary feeding mechanism, a waterproof plug clamping mechanism, a stripping mechanism, a terminal riveting mechanism and a material belt shearing mechanism. The terminal feeding mechanism is used for conveying terminals to the riveting seat; the wire harness clamping and conveying mechanism comprises a first X-axis linear driving mechanism, a first Y-axis linear driving mechanism and a wire clamping mechanism; the waterproof plug taking and placing mechanism is used for transferring the waterproof plug from the waterproof plug supply mechanism to the waterproof plug rotary feeding mechanism; the waterproof plug rotary feeding mechanism is used for transferring the waterproof plug to the waterproof plug clamping mechanism; the waterproof plug clamping mechanism is used for clamping a waterproof plug to allow a wire core to penetrate; the stripping mechanism is used for stripping an insulating sheath at one end of the wire core; the material belt shearing mechanism is used for shearing the terminal waste material belt, the automation degree can be improved, and manpower is saved.

Description

Technical Field

[0001] The present invention relates to the technical field of connector processing equipment, in particular to a three-wire waterproof plug threading, stripping and pressing integrated machine. Background Art

[0002] The production process of some wiring harnesses requires stripping one end of the wire core, fitting a waterproof plug on the other end, and then riveting the terminal onto the plug. Currently, the production of this type of wiring harness has a low degree of automation and requires a lot of manpower, resulting in high labor costs and low production efficiency. Summary of the Invention

[0003] The problem to be solved by the present invention is to provide a three-line waterproof plug threading, stripping and pressing all-in-one machine, which improves the degree of automation and saves manpower.

[0004] To solve the above technical problems, a three-wire waterproof plug threading, stripping and pressing integrated machine provided by the present invention includes a machine platform, on which are arranged a terminal feeding mechanism, a terminal loading mechanism, a wire harness clamping and conveying mechanism, a waterproof plug feeding mechanism, a waterproof plug taking and releasing mechanism, a waterproof plug rotating feeding mechanism, a waterproof plug clamping mechanism, a stripping mechanism, a terminal riveting mechanism, and a material strip cutting mechanism; the terminal feeding mechanism is used to supply terminal material strips to the terminal loading mechanism; the terminal riveting mechanism includes a working platform, a riveting seat arranged on the working platform, and a riveting mechanism, and the terminal riveting mechanism is used to rivet the terminal onto the wire core; the terminal loading mechanism is used to convey the terminal to the riveting seat; the wire harness clamping conveyor The structure includes a first X-axis linear drive mechanism arranged on the machine table, a first Y-axis linear drive mechanism drivingly connected to the first X-axis linear drive mechanism, and a wire clamping mechanism drivingly connected to the first Y-axis linear drive mechanism; a waterproof plug feeding mechanism is used to supply waterproof plugs to the waterproof plug taking and discharging mechanism; the waterproof plug taking and discharging mechanism is used to transfer the waterproof plugs from the waterproof plug feeding mechanism to the waterproof plug rotating feeding mechanism; the waterproof plug rotating feeding mechanism is used to transfer the waterproof plugs to the waterproof plug clamping mechanism; the waterproof plug clamping mechanism is used to clamp the waterproof plug to allow the wire core to pass through; the stripping mechanism is used to strip off the insulation at one end of the wire core; and the material strip cutting mechanism is used to cut the terminal waste strip.

[0005] Preferably, the waterproof plug feeding mechanism includes a feeding device, a linear feeder, and a feed track. The feed track is installed on the linear feeder, and a first feed trough is provided on the top of the feed track. The feeding device has a discharge end, and the discharge end is connected to the input end of the first feed trough; the waterproof plug taking and discharging mechanism includes a first bracket, a second X-axial linear drive mechanism arranged on the first bracket, a material insertion needle mechanism, a step-by-step material taking drive mechanism and a synchronous material discharging drive mechanism arranged on the first bracket, the material insertion needle mechanism includes a pin slider driven and connected to the second X-axial linear drive mechanism, and several pin assemblies arranged in parallel. The pin assembly includes a connecting rod, a T-shaped head connected to the top of the connecting rod, and a pin connected to the bottom end of the connecting rod. A through hole matching the pin is provided on the pin slider, and the connecting rod is movably arranged in the through hole, and the material is taken in step by step. The driving mechanism can drive one of the pin assemblies to move up and down independently, and the synchronous material discharge driving mechanism can drive all the pin assemblies to move up and down at the same time. The waterproof plug rotary feeding mechanism includes a second bracket, a rotating arm, a rotary and translation driving mechanism arranged on the second bracket for driving the rotating arm to rotate and move horizontally, and a plurality of material receiving tubes arranged in parallel on the rotating arm, and the inner diameter of the material receiving tube matches the diameter of the pin; the waterproof plug clamping mechanism includes a first clamping cylinder arranged on one side of the second bracket, and a first clamping arm installed on the two clamping arms of the first clamping cylinder. The inner side surface of the first clamping arm is provided with a first waterproof plug accommodating groove, and one end face of the first clamping arm is provided with a first insertion groove connected to the first waterproof plug accommodating groove and matched with the material receiving tube, and the other end face of the first clamping arm is provided with a first conical guide groove connected to the first waterproof plug accommodating groove.

[0006] Preferably, a pushing mechanism is provided on the first bracket, and the pushing mechanism includes a first lifting cylinder provided on the first bracket, a second clamping cylinder driven by the first lifting cylinder, and a second clamping arm installed on the two clamping arms of the second clamping cylinder. A second waterproof plug accommodating groove is provided on the inner side surface of the second clamping arm, and a plurality of avoidance grooves connected to the second waterproof plug accommodating groove are provided between the two end surfaces of the second clamping arm.

[0007] Preferably, the step-by-step material-picking drive mechanism includes a second lifting cylinder arranged on the first bracket, a first lifting arm driven by the second lifting cylinder, a first push-pull head fixedly connected to the first lifting arm, and a first T-shaped slot matching the T-shaped head is provided between the two side surfaces of the first push-pull head; the synchronous material-discharging drive mechanism includes a third lifting cylinder arranged on the first bracket, a second lifting arm driven by the third lifting cylinder, a second push-pull head fixedly connected to the second lifting arm, and a second T-shaped slot matching the T-shaped head is provided between the two side surfaces of the second push-pull head; the rotation and translation drive mechanism includes a slide cylinder arranged on the second bracket , support side plates on both sides of the slide arranged relative to the slide cylinder, guide vertical plates fixedly connected to one side of the second bracket, guide bearings, the first rotating shaft and the second rotating shaft are fixedly connected on both sides of the rotating arm, the first rotating shaft and the second rotating shaft are connected to the support side plates on both sides through bearings, one end of the second rotating shaft is fixedly connected to a connecting rod, the guide bearing is rotatably connected to one end of the connecting rod, a steering guide groove is provided on the inner side surface of the guide vertical plate, the guide bearing is movably provided on the steering guide groove, the steering guide groove includes a longitudinal guide section, a transverse guide section, and an arc-shaped steering section connected between the longitudinal guide section and the transverse guide section, and the first clamping cylinder is fixedly connected to one side of the guide vertical plate.

[0008] Preferably, a wire core limiting mechanism is provided on the second bracket, and the wire core limiting mechanism includes a Y-axial slide rail provided on the slide of the slide cylinder, a Y-axial slider slidingly connected to the Y-axial slide rail, a pin mounting block fixedly connected to the Y-axial slider, a plurality of pins fixedly connected in parallel to the pin mounting block, and a first drive motor fixedly connected to one end of the Y-axial slide rail, and the first drive motor and the pin mounting block are connected by a screw rod.

[0009] Preferably, the peeling mechanism includes a vertical plate arranged on the machine table, an upper slider and a lower slider connected to the vertical plate for sliding along the Z-axis direction, a second drive motor arranged on one side of the vertical plate, and a screw connected to the second drive motor, the screw being provided with a first thread segment and a second thread segment with opposite thread directions, the upper slider and the lower slider being respectively penetrated by a first internal thread sleeve and a second internal thread sleeve connected to the first thread segment and the second thread segment, and the upper slider and the lower slider being respectively fixedly connected to an upper peeling knife and a lower peeling knife.

[0010] Preferably, the wire clamping mechanism includes a longitudinal support connected to the first Y-axis linear drive mechanism, a longitudinal slide connected to the longitudinal support in a sliding manner along the Z-axis direction, a lower wire clamping arm fixedly connected to the longitudinal slide, an upper wire clamping arm hinged on the longitudinal slide, and a wire clamping drive cylinder arranged on the longitudinal slide. The inner side surfaces of the upper wire clamping arm and the lower wire clamping arm are provided with a second insertion groove, one end of the second insertion groove is provided with a second conical guide groove, the output shaft of the wire clamping drive cylinder is hinged at one end of the upper wire clamping arm, the bottom of the longitudinal support is provided with a bottom plate, and the top of the bottom plate Two longitudinal guide rods are arranged in parallel, and a guide hole corresponding to the longitudinal guide rod is provided at the bottom of the longitudinal slide. The longitudinal guide rod is movably arranged in the guide hole, and a return spring is sleeved on the longitudinal guide rod and abuts between the bottom plate and the top of the guide hole; the riveting mechanism includes a riveting support arranged on the machine table, a Z-axial linear drive mechanism arranged on the riveting support, and a riveting head driven and connected to the Z-axial linear drive mechanism. The Z-axial linear drive mechanism is driven and connected with a punch rod, and the punch rod can apply a downward thrust to the longitudinal slide under the drive of the Z-axial linear drive mechanism.

[0011] Preferably, the terminal loading mechanism includes a third X-axial linear drive mechanism arranged on the working platform, a drag arm driven and connected to the third X-axial linear drive mechanism, and a feed plate arranged on the working platform. A second feed trough is provided between the two end surfaces of the feed plate, the drag arm is movably provided on the second feed trough, and the terminal feeding mechanism can input the terminal into the input end of the second feed trough.

[0012] Preferably, the material strip cutting mechanism includes a discharge channel fixedly connected to the bottom of the machine, a shearing drive cylinder arranged at the bottom of the machine, a shearing knife driven by the shearing drive cylinder, and an L-shaped feed pipe arranged at the top of the machine and connected to the discharge channel. The shearing knife is arranged in the discharge channel, and the input end of the L-shaped feed pipe is arranged opposite to the output end of the second feed trough.

[0013] The beneficial effects of the present invention are as follows: the present invention provides a three-wire waterproof plug threading, stripping and pressing integrated machine, initially, the wire clamping mechanism is located at the front side of the waterproof plug clamping mechanism, the waterproof plug is supplied to the waterproof plug taking and discharging mechanism through the waterproof plug feeding mechanism, the waterproof plug is transferred from the waterproof plug feeding mechanism to the waterproof plug rotating feeding mechanism through the waterproof plug taking and discharging mechanism, the waterproof plug is transferred to the waterproof plug clamping mechanism through the waterproof plug rotating feeding mechanism, the wire harness is manually loaded to allow the wire clamping mechanism to clamp the wire harness, each wire core will be aligned with the inner hole of each waterproof plug on the waterproof plug clamping mechanism, the wire clamping mechanism is driven to move toward the side of the waterproof plug clamping mechanism by the first Y-axis linear driving mechanism to allow each wire core to penetrate into the inner hole of the waterproof plug on the waterproof plug clamping mechanism, and the waterproof plug clamping mechanism releases the waterproof After the water tap, the wire clamping mechanism is driven to move to the stripping mechanism by the first X-axis linear drive mechanism, so that the stripping mechanism can strip off the insulation skin at one end of the wire core, and the terminal is supplied to the terminal loading mechanism by the terminal feeding mechanism, and the terminal is transported to the riveting seat by the terminal loading mechanism, and then the wire clamping mechanism is driven to move to the riveting seat by the first X-axis linear drive mechanism, and the terminal can be riveted to one end of the wire core by the riveting mechanism, and then the wire clamping mechanism is driven forward by the first X-axis linear drive mechanism to allow the wire clamping mechanism to release the wiring harness to the designated position for unloading, thereby realizing the automation of waterproof plug loading, waterproof plug insertion, stripping, terminal riveting and unloading, improving the degree of automation, effectively saving manpower, reducing production costs and improving production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The schematic diagram of the external structure of the present invention is illustrated.

[0015] Figure 2 Cross-sectional views illustrating the present invention.

[0016] Figure 3 The assembly cross-sectional view of the waterproof plug feeding mechanism and the waterproof plug taking and releasing mechanism of the present invention is illustrated.

[0017] Figure 4 The structural diagram of the rotary feeding mechanism of the waterproof plug of the present invention is illustrated.

[0018] Figure 5 The schematic structural diagram of the material taking and discharging mechanism of the waterproof plug of the present invention is illustrated.

[0019] Figure 6 The exploded structural diagram of the rotation and translation drive mechanism of the present invention is illustrated.

[0020] Figure 7 The structural diagram of the wire core limiting mechanism of the present invention is illustrated.

[0021] Figure 8 The schematic structural diagram of the wire harness clamping and conveying mechanism of the present invention is illustrated.

[0022] Figure 9 The schematic structural diagram of the peeling mechanism of the present invention is illustrated.

[0023] Figure 10 The structural diagram of the terminal feeding mechanism of the present invention is illustrated.

[0024] Figure 11 Illustrate the present invention Figure 1 Schematic diagram of the partially enlarged structure of part A in the middle.

[0025] Description of the accompanying symbols: terminal feeding mechanism 1, terminal loading mechanism 2, third X-axis linear drive mechanism 20, drag arm 21, feed plate 22, wire harness clamping and conveying mechanism 3, first X-axis linear drive mechanism 30, first Y-axis linear drive mechanism 31, wire clamping mechanism 32, longitudinal support 320, bottom plate 320a, longitudinal guide rod 320b, longitudinal slide 321, lower wire clamping arm 321a, upper wire clamping arm 321b, wire clamping drive cylinder 321c, second insertion groove 321d, second conical guide groove 321e, waterproof plug feeding mechanism 4, feeding device 40, linear feeder 41, feed track 42, waterproof plug The material taking and discharging mechanism 5, the first bracket 50, the second X-axis linear drive mechanism 51, the material insertion needle mechanism 52, the pin slider 520, the pin assembly 521, the connecting rod 521a, the T-shaped head 521b, the pin 521c, the step-by-step material taking drive mechanism 53, the second lifting cylinder 530, the first lifting arm 531, the first push-pull head 532, the first T-shaped slot 532a, the synchronous material discharging drive mechanism 54, the third lifting cylinder 540, the second lifting arm 541, the second push-pull head 542, the second T-shaped slot 542a, the waterproof plug rotary feeding mechanism 6, the second bracket 60, the rotating arm 61, the first rotating shaft 610, the second Rotating shaft 611, rotation and translation drive mechanism 62, slide cylinder 620, support side plate 621, guide vertical plate 622, steering guide groove 622a, longitudinal guide section 622b, transverse guide section 622c, arc-shaped steering section 622d, guide bearing 623, connecting rod 624, material receiving pipe 63, waterproof plug clamping mechanism 7, first clamping cylinder 70, first clamping arm 71, first waterproof plug accommodating groove 710, first insertion groove 711, first conical guide groove 712, peeling mechanism 8, vertical plate 80, upper slider 81, lower slider 82, second drive motor 83, screw 84, upper peeling knife 85, lower peeling knife 86, end Sub-riveting mechanism 9, working platform 90, riveting seat 91, riveting mechanism 92, riveting support 920, Z-axial linear drive mechanism 921, riveting head 922, punch 923, material strip cutting mechanism 11, discharge channel 110, shearing drive cylinder 111, shearing knife 112, L-shaped feed pipe 113, pushing mechanism 12, first lifting cylinder 120, second clamping cylinder 121, second clamping arm 122, second waterproof plug accommodating groove 122a, avoidance groove 122b, wire core limiting mechanism 13, Y-axial slide rail 130, Y-axial slider 131, ejector mounting block 132, ejector 133, first drive motor 134. DETAILED DESCRIPTION

[0026] To make the purpose, technical solutions and advantages of the embodiments of the present disclosure more clear, the technical solutions of the embodiments of the present disclosure will be clearly and completely described below in conjunction with the accompanying drawings of the embodiments of the present disclosure. Obviously, the described embodiments are only part of the embodiments of the present disclosure, not all of the embodiments.

[0027] Based on the described embodiments of the present disclosure, all other embodiments obtained by those skilled in the art without creative work shall fall within the scope of protection of the present disclosure.

[0028] refer to Figures 1-11 .

[0029] The present invention provides a three-wire waterproof plug threading, stripping and pressing integrated machine, comprising a machine platform, on which are arranged a terminal feeding mechanism 1, a terminal loading mechanism 2, a wire harness clamping and conveying mechanism 3, a waterproof plug feeding mechanism 4, a waterproof plug taking and releasing mechanism 5, a waterproof plug rotating feeding mechanism 6, a waterproof plug clamping mechanism 7, a stripping mechanism 8, a terminal riveting mechanism 9, and a material strip cutting mechanism 11; the terminal feeding mechanism 1 is used to supply terminal material strips to the terminal loading mechanism 2; the terminal riveting mechanism 9 comprises a working platform 90, a riveting seat 91 arranged on the working platform 90, and a riveting mechanism 92, and the terminal riveting mechanism 9 is used to rivet the terminal onto the wire core; the terminal loading mechanism 2 is used to convey the terminal to the riveting seat 91; the wire harness clamping and conveying mechanism 3 comprises A first X-axis linear drive mechanism 30, a first Y-axis linear drive mechanism 31 drivingly connected to the first X-axis linear drive mechanism 30, and a wire clamping mechanism 32 drivingly connected to the first Y-axis linear drive mechanism 31 are arranged on the machine; the waterproof plug feeding mechanism 4 is used to supply waterproof plugs to the waterproof plug taking and discharging mechanism 5; the waterproof plug taking and discharging mechanism 5 is used to transfer the waterproof plugs from the waterproof plug feeding mechanism 4 to the waterproof plug rotating feeding mechanism 6; the waterproof plug rotating feeding mechanism 6 is used to transfer the waterproof plugs to the waterproof plug clamping mechanism 7; the waterproof plug clamping mechanism 7 is used to clamp the waterproof plug to allow the wire core to pass through; the stripping mechanism 8 is used to strip off the insulation at one end of the wire core; the material strip cutting mechanism 11 is used to cut the terminal waste strip.

[0030] Its working principle is that, initially, the wire clamping mechanism 32 is located in front of the waterproof plug clamping mechanism 7, and the waterproof plug is supplied to the waterproof plug taking and discharging mechanism 5 through the waterproof plug feeding mechanism 4, and the waterproof plug is transferred from the waterproof plug feeding mechanism 4 to the waterproof plug rotating feeding mechanism 6 through the waterproof plug taking and discharging mechanism 5, and the waterproof plug is transferred to the waterproof plug clamping mechanism 7 through the waterproof plug rotating feeding mechanism 6, and the wire harness is manually loaded to allow the wire clamping mechanism 32 to clamp the wire harness, and each wire core will be aligned with the inner hole of each waterproof plug on the waterproof plug clamping mechanism 7, and the wire clamping mechanism 32 is driven to move toward the side of the waterproof plug clamping mechanism 7 by the first Y-axis linear driving mechanism 31 to allow each wire core to penetrate into the inner hole of the waterproof plug on the waterproof plug clamping mechanism 7, and after the waterproof plug clamping mechanism 7 releases the waterproof plug, it is driven by the first X-axis linear driving mechanism 31 to move toward the side of the waterproof plug clamping mechanism 7 ... The driving mechanism 30 drives the wire clamping mechanism 32 to move to the stripping mechanism 8, so that the stripping mechanism 8 peels off the insulation at one end of the wire core, and supplies the terminal to the terminal loading mechanism 2 through the terminal feeding mechanism 1, and the terminal is transported to the riveting seat 91 through the terminal loading mechanism 2, and then the wire clamping mechanism 32 is driven to move to the riveting seat 91 by the first X-axial linear driving mechanism 30, and the terminal can be riveted to one end of the wire core through the riveting mechanism 92, and then the wire clamping mechanism 32 is driven to move forward by the first X-axial linear driving mechanism 30, so that the wire clamping mechanism 32 releases the wiring harness to the designated position for unloading, thereby realizing the automation of waterproof plug loading, waterproof plug insertion, stripping, terminal riveting, and unloading, improving the degree of automation, effectively saving manpower, reducing production costs, and improving production efficiency.

[0031] Based on the above embodiment, the waterproof plug feeding mechanism 4 includes a feeding device 40, a linear feeder 41, and a feed track 42. The feed track 42 is installed on the linear feeder 41. A first feed trough is provided on the top of the feed track 42. The feeding device 40 has a discharge end, which is connected to the input end of the first feed trough; the waterproof plug taking and discharging mechanism 5 includes a first bracket 50, a second X-axis linear drive mechanism 51 provided on the first bracket 50, an inserting needle mechanism 52, and a step-by-step method provided on the first bracket 50. The material taking drive mechanism 53 and the synchronous material discharging drive mechanism 54, the material inserting needle mechanism 52 comprises a pin slider 520 driven and connected to the second X-axis linear drive mechanism 51, and a plurality of pin assemblies 521 arranged in parallel. The pin assembly 521 comprises a connecting rod 521a, a T-shaped head 521b connected to the top of the connecting rod 521a, and a pin 521c connected to the bottom of the connecting rod 521a. A through hole matching the pin 521c is provided on the pin slider 520, and the connecting rod 521a is movably provided on the through hole. The step-by-step material taking drive mechanism 53 can independently drive one of the pin assemblies 521 to move up and down, and the synchronous material discharging drive mechanism 54 can simultaneously drive all the pin assemblies 521 to move up and down. The waterproof plug rotary feeding mechanism 6 includes a second bracket 60, a rotating arm 61, a rotary translation drive mechanism 62 provided on the second bracket 60 for driving the rotating arm 61 to rotate and move horizontally, and a plurality of material receiving tubes 63 arranged in parallel on the rotating arm 61. The inner diameter of the material receiving tube 63 matches the diameter of the pin 521c. The hydrant clamping mechanism 7 includes a first clamping cylinder 70 arranged on one side of the second bracket 60, and a first clamping arm 71 installed on the two clamping arms of the first clamping cylinder 70. The inner side surface of the first clamping arm 71 is provided with a first hydrant accommodating groove 710, and one end face of the first clamping arm 71 is provided with a first insertion groove 711 which is connected to the first hydrant accommodating groove 710 and matches the material receiving pipe 63, and the other end face of the first clamping arm 71 is provided with a first conical guide groove 712 which is connected to the first hydrant accommodating groove 710.Specifically, initially, the pin 521c of the pin assembly 521 on the far left of the pin slider 520 is aligned with the output end of the first feed trough, and the material receiving tube 63 is in a vertically upward state. The waterproof plug is transported to the first feed trough in a unified direction through the feeding device 40. The waterproof plug is transported to the output end of the first feed trough under the drive of the linear feeder 41. A corresponding number of pin assemblies 521 can be equipped on the material insertion needle mechanism 52 according to the number of wire cores on the wiring harness. The pin slider 520 is driven to move to the left by the second X-axis linear drive mechanism 51 so that each pin 521c is aligned with the output end of the first feed trough in sequence. At the same time, the step-by-step material taking drive mechanism 53 drives the pin assemblies 521 up and down one by one, so that each pin 521c takes up the waterproof plug from the first feed trough one by one. When each pin 521c is covered with a waterproof plug, the pin slider 520 is driven by the second X-axis linear drive mechanism 51 The locking cam 63 is then engaged with the locking cam 63 and the locking cam 63 is engaged with the locking cam 63.

[0032] Based on the above embodiment, a pushing mechanism 12 is provided on the first bracket 50, and the pushing mechanism 12 includes a first lifting cylinder 120 provided on the first bracket 50, a second clamping cylinder 121 driven and connected to the first lifting cylinder 120, and a second clamping arm 122 installed on the two clamping arms of the second clamping cylinder 121. A second waterproof plug accommodating groove 122a is provided on the inner side surface of the second clamping arm 122, and a plurality of avoidance grooves 122b connected to the second waterproof plug accommodating groove 122a are provided between the two end surfaces of the second clamping arm 122. When each pin 521c is covered with a waterproof plug, the two second clamping arms 122 are driven to close by the second clamping cylinder 121 so that the two second waterproof plug accommodating grooves 122a can cover all the waterproof plugs. The second clamping cylinder 121 is driven to rise to a certain height by the first lifting cylinder 120, so that the waterproof plug can be pushed up to the root position of the pin 521c, making it convenient to transfer the waterproof plug to the top of the material receiving tube 63 when the pin 521c is inserted into the material receiving tube 63.

[0033] Based on the above embodiment, the step-by-step material-taking drive mechanism 53 includes a second lifting cylinder 530 arranged on the first bracket 50, a first lifting arm 531 driven by the second lifting cylinder 530, and a first push-pull head 532 fixedly connected to the first lifting arm 531, and a first T-shaped slot 532a matching the T-shaped head 521b is provided between the two side surfaces of the first push-pull head 532; the synchronous material-discharging drive mechanism 54 includes a third lifting cylinder 540 arranged on the first bracket 50, a second lifting arm 541 driven by the third lifting cylinder 540, and a second push-pull head 542 fixedly connected to the second lifting arm 541, and a second T-shaped slot 542a matching the T-shaped head 521b is provided between the two side surfaces of the second push-pull head 542; the rotational translation drive mechanism 62 includes a slide cylinder 620 arranged on the second bracket 60, a slide cylinder 620 relatively arranged on the slide The supporting side plates 621 on both sides of the slide of the cylinder 620, the guide vertical plate 622 fixedly connected to one side of the second bracket 60, and the guide bearing 623, the first rotating shaft 610 and the second rotating shaft 611 are fixedly connected on both sides of the rotating arm 61, the first rotating shaft 610 and the second rotating shaft 611 are connected to the supporting side plates 621 on both sides through bearings, one end of the second rotating shaft 611 is fixedly connected to the connecting rod 624, the guide bearing 623 is rotatably connected to one end of the connecting rod 624, a steering guide groove 622a is provided on the inner side surface of the guide vertical plate 622, the guide bearing 623 is movably provided on the steering guide groove 622a, the steering guide groove 622a includes a longitudinal guide section 622b, a transverse guide section 622c, and an arc-shaped steering section 622d connected between the longitudinal guide section 622b and the transverse guide section 622c, and the first clamping cylinder 70 is fixedly connected to one side of the guide vertical plate 622. Specifically, the width of the first T-shaped slot 532a can be set to match the diameter of the T-shaped head 521b. The second X-axial linear drive mechanism 51 drives the pin slider 520 to move left and right, so that the T-shaped head 521b of a single pin assembly 521 can be inserted into the first T-shaped slot 532a. The second lifting cylinder 530 drives the first lifting arm 531 to move up and down, so that the single pin 521c can be driven to perform a material removal operation; the width of the second T-shaped slot 542a can be set to match the spacing between the leftmost T-shaped head 521b and the rightmost T-shaped head 521b on the pin slider 520. The second X-axial linear drive mechanism 51 drives the pin slider 520 to move left and right, so that the T-shaped heads 521b of all pin assemblies 521 can be inserted into the second T-shaped slot 542a. The third lifting cylinder 540 drives the second lifting arm 541 to move up and down, so that all pins 521c can be driven to perform a material discharge operation at the same time.

[0034] Based on the above embodiment, a wire core limiting mechanism 13 is provided on the second bracket 60, and the wire core limiting mechanism 13 includes a Y-axial slide rail 130 provided on the slide of the slide cylinder 620, a Y-axial slider 131 slidingly connected to the Y-axial slide rail 130, a pin mounting block 132 fixedly connected to the Y-axial slider 131, a plurality of pins 133 fixedly connected in parallel to the pin mounting block 132, and a first drive motor 134 fixedly connected to one end of the Y-axial slide rail 130, and the first drive motor 134 is connected to the pin mounting block 132 by a screw rod. Specifically, after the material receiving tube 63 sends the waterproof plug between the two first waterproof plug receiving grooves 710, the first drive motor 134 drives the Y-axis slider 131 to move forward so that the ejector pin 133 can be inserted into the material receiving tube 63 to an appropriate depth. When the wire core is inserted into the waterproof plug, one end of the wire core will rest against the front end surface of the ejector pin 133, which will limit the wire core to limit the insertion depth of the wire core, thereby limiting the position of the waterproof plug sleeve on the wire core. By adjusting the depth of the ejector pin 63 inserted into the material receiving tube 33, the position of the waterproof plug sleeve on the wire core can be adjusted.

[0035] Based on the above embodiment, the peeling mechanism 8 includes a vertical plate 80 arranged on the machine table, an upper slider 81 and a lower slider 82 slidingly connected to the vertical plate 80 along the Z-axis direction, a second drive motor 83 arranged on one side of the vertical plate 80, and a screw 84 driven by the second drive motor 83. The screw 84 is provided with a first thread segment and a second thread segment with opposite thread directions. The upper slider 81 and the lower slider 82 are respectively penetrated by a first internal thread sleeve and a second internal thread sleeve connected to the first thread segment and the second thread segment. The upper slider 81 and the lower slider 82 are respectively fixedly connected to an upper peeling knife 85 and a lower peeling knife 86. Specifically, one end of the wire core of the wire harness is sent between the upper stripping knife 85 and the lower stripping knife 86 through the wire harness clamping and conveying mechanism 3, and the upper slider 81 and the lower slider 82 are driven close by the second drive motor 83 to allow the upper stripping knife 85 and the lower stripping knife 86 to close and cut the insulation at one end of the wire core. The wire clamping mechanism 32 is driven backward by the first Y-axis linear drive mechanism 31, the wire harness will retreat, and the cut insulation on the wire core will fall off the wire core.

[0036] Based on the above embodiment, the wire clamping mechanism 32 includes a longitudinal support 320 driven and connected to the first Y-axis linear drive mechanism 31, a longitudinal slide 321 slidably connected to the longitudinal support 320 along the Z-axis direction, a lower wire clamping arm 321a fixedly connected to the longitudinal slide 321, an upper wire clamping arm 321b hinged on the longitudinal slide 321, and a wire clamping drive cylinder 321c arranged on the longitudinal slide 321. The inner side surfaces of the upper wire clamping arm 321b and the lower wire clamping arm 321a are provided with a second insertion groove 321d, and one end of the second insertion groove 321d is provided with a second conical guide groove 321e. The output shaft of the wire clamping drive cylinder 321c is hinged to one end of the upper wire clamping arm 321b, and the bottom of the longitudinal support 320 is provided with a base plate 320. a, two longitudinal guide rods 320b are arranged in parallel on the top of the base plate 320a, and a guide hole corresponding to the longitudinal guide rod 320b is provided at the bottom of the longitudinal slide 321. The longitudinal guide rod 320b is movably arranged in the guide hole. The longitudinal guide rod 320b is sleeved with a return spring that abuts between the base plate 320a and the top of the guide hole; the riveting mechanism 92 includes a riveting support 920 arranged on the machine, a Z-axis linear drive mechanism 921 arranged on the riveting support 920, and a riveting head 922 driven and connected to the Z-axis linear drive mechanism 921. The Z-axis linear drive mechanism 921 is driven and connected to a punch 923. The punch 923 can apply a downward thrust to the longitudinal slide 321 under the drive of the Z-axis linear drive mechanism 921. Specifically, when the clamping drive cylinder 321c is working, it can drive the upper clamping arm 321b and the lower clamping arm 321a to close, and the wire core is clamped between the two second insertion slots 321d. When the terminal is riveted, the wire core is located between the terminal of the riveting seat 91 and the riveting head 922. The Z-axial linear drive mechanism 921 drives the riveting head 922 and the punch 923 to descend. The punch 923 abuts against the longitudinal slide 321, causing the longitudinal slide 321 to compress the reset spring and descend. The wire core is clamped between the upper wire clamping arm 321b and the lower wire clamping arm 321a and descends to the terminal of the riveting seat 91. The riveting head 922 rivets the terminal to one end of the wire core. After the Z-axial linear drive mechanism 921 is reset, the longitudinal slide 321 is reset under the elastic force of the reset spring.

[0037] Based on the above embodiment, the terminal loading mechanism 2 includes a third X-axis linear drive mechanism 20 disposed on the work platform 90, a drag arm 21 drivingly connected to the third X-axis linear drive mechanism 20, and a feed plate 22 disposed on the work platform 90. A second feed trough is provided between the two end surfaces of the feed plate 22. The drag arm 21 is movably disposed on the second feed trough. The terminal feeding mechanism 1 can input the terminals into the input end of the second feed trough. The drag arm 21 is driven forward by the third X-axis linear drive mechanism 20 to drag the terminal strip forward along the second feed trough, so that the terminals are delivered to the riveting seat 91.

[0038] Based on the above embodiment, the strip cutting mechanism 11 includes a discharge channel 110 fixedly connected to the bottom of the machine, a shearing drive cylinder 111 disposed at the bottom of the machine, a shearing knife 112 driven and connected to the shearing drive cylinder 111, and an L-shaped feed pipe 113 disposed at the top of the machine and connected to the discharge channel 110. The shearing knife 112 is disposed in the discharge channel 110, and the input end of the L-shaped feed pipe 113 is disposed opposite the output end of the second feed trough. The terminal waste strip is fed into the L-shaped feed pipe 113 under the drive of the terminal feeding mechanism 2. When the terminal waste strip moves to the front side of the shearing knife 112, the shearing drive cylinder 111 drives the shearing knife 112 forward, thereby cutting the terminal waste strip, thereby facilitating the recycling and processing of the terminal waste strip.

[0039] The above embodiments are merely descriptions of preferred embodiments of the present invention and are not intended to limit the scope of the present invention. Without departing from the design spirit of the present invention, various modifications and improvements made to the technical solutions of the present invention by ordinary engineering technicians in this field should fall within the scope of protection determined by the claims of the present invention.

Claims

1. A three-wire waterproof plug threading, stripping and pressing machine, comprising a machine platform, characterized in that: The machine is provided with a terminal feeding mechanism, a terminal loading mechanism, a wire harness clamping and conveying mechanism, a waterproof plug feeding mechanism, a waterproof plug taking and releasing mechanism, a waterproof plug rotating feeding mechanism, a waterproof plug clamping mechanism, a stripping mechanism, a terminal riveting mechanism, and a material strip cutting mechanism; the terminal feeding mechanism is used to supply the terminal material strip to the terminal loading mechanism; the terminal riveting mechanism includes a working platform, a riveting seat provided on the working platform, and a riveting mechanism, and the terminal riveting mechanism is used to rivet the terminal on the wire core; the terminal loading mechanism is used to convey the terminal to the riveting seat; the wire harness clamping and conveying mechanism includes a first X-axis linear drive mechanism provided on the machine structure, a first Y-axis linear drive mechanism drivingly connected to the first X-axis linear drive mechanism, and a wire clamping mechanism drivingly connected to the first Y-axis linear drive mechanism; the waterproof plug feeding mechanism is used to supply waterproof plugs to the waterproof plug taking and discharging mechanism; the waterproof plug taking and discharging mechanism is used to transfer the waterproof plugs from the waterproof plug feeding mechanism to the waterproof plug rotating feeding mechanism; the waterproof plug rotating feeding mechanism is used to transfer the waterproof plugs to the waterproof plug clamping mechanism; the waterproof plug clamping mechanism is used to clamp the waterproof plug to allow the wire core to pass through; the stripping mechanism is used to strip off the insulation at one end of the wire core; the material strip cutting mechanism is used to cut the terminal waste strip.

2. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 1, characterized in that: The material discharging mechanism of the present invention comprises a feeding device, a linear feeder, and a feeding track, wherein the feeding track is installed on the linear feeder, and a first feeding trough is provided on the top of the feeding track, the feeding device has a discharge end, and the discharge end is connected with the input end of the first feeding trough; the material discharging mechanism of the present invention comprises a first bracket, a second X-axial linear driving mechanism arranged on the first bracket, a material insertion needle mechanism, a step-by-step material discharging driving mechanism and a synchronous material discharging driving mechanism arranged on the first bracket, the material insertion needle mechanism comprises a pin slider driven and connected to the second X-axial linear driving mechanism, a plurality of pin assemblies arranged in parallel, the pin assembly comprises a connecting rod, a T-shaped head connected to the top end of the connecting rod, and a pin connected to the bottom end of the connecting rod, the pin slider is provided with a through hole matching the pin, the connecting rod is movably arranged in the through hole, and the step-by-step material discharging driving mechanism The driving mechanism can drive one of the pin assemblies to move up and down individually, and the synchronous material discharge driving mechanism can drive all the pin assemblies to move up and down at the same time, and the waterproof plug rotary feeding mechanism includes a second bracket, a rotating arm, a rotary and translation driving mechanism arranged on the second bracket for driving the rotating arm to rotate and move horizontally, and a plurality of material receiving tubes arranged in parallel on the rotating arm, the inner diameter of the material receiving tube matches the diameter of the pin; the waterproof plug clamping mechanism includes a first clamping cylinder arranged on one side of the second bracket, a first clamping arm installed on the two clamping arms of the first clamping cylinder, the inner side surface of the first clamping arm is provided with a first waterproof plug accommodating groove, one end face of the first clamping arm is provided with a first insertion groove which is connected to the first waterproof plug accommodating groove and matches the material receiving tube, and the other end face of the first clamping arm is provided with a first conical guide groove which is connected to the first waterproof plug accommodating groove.

3. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 2, characterized in that: A pushing mechanism is provided on the first bracket, and the pushing mechanism includes a first lifting cylinder provided on the first bracket, a second clamping cylinder driven by the first lifting cylinder, and a second clamping arm installed on the two clamping arms of the second clamping cylinder. A second waterproof plug accommodating groove is provided on the inner side surface of the second clamping arm, and a plurality of avoidance grooves connected to the second waterproof plug accommodating groove are provided between the two end surfaces of the second clamping arm.

4. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 3, characterized in that: The step-by-step material-picking drive mechanism includes a second lifting cylinder arranged on the first bracket, a first lifting arm driven by the second lifting cylinder, and a first push-pull head fixedly connected to the first lifting arm, and a first T-shaped slot matching the T-shaped head is provided between the two side surfaces of the first push-pull head; the synchronous material-discharging drive mechanism includes a third lifting cylinder arranged on the first bracket, a second lifting arm driven by the third lifting cylinder, and a second push-pull head fixedly connected to the second lifting arm, and a second T-shaped slot matching the T-shaped head is provided between the two side surfaces of the second push-pull head; the rotation and translation drive mechanism includes a slide cylinder arranged on the second bracket, a relatively The support side plates on both sides of the slide of the slide cylinder, the guide vertical plate and the guide bearing are fixedly connected to one side of the second bracket, and the first rotating shaft and the second rotating shaft are fixedly connected on both sides of the rotating arm. The first rotating shaft and the second rotating shaft are connected to the support side plates on both sides through bearings. One end of the second rotating shaft is fixedly connected to a connecting rod, and the guide bearing is rotatably connected to one end of the connecting rod. A steering guide groove is provided on the inner side surface of the guide vertical plate, and the guide bearing is movably provided on the steering guide groove. The steering guide groove includes a longitudinal guide section, a transverse guide section, and an arc-shaped steering section connected between the longitudinal guide section and the transverse guide section. The first clamping cylinder is fixedly connected to one side of the guide vertical plate.

5. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 4, characterized in that: A wire core limiting mechanism is provided on the second bracket, and the wire core limiting mechanism includes a Y-axial slide rail provided on the slide of the slide cylinder, a Y-axial slider slidably connected to the Y-axial slide rail, a pin mounting block fixedly connected to the Y-axial slider, a plurality of pins fixedly connected in parallel to the pin mounting block, and a first drive motor fixedly connected to one end of the Y-axial slide rail, and the first drive motor and the pin mounting block are connected by a screw rod.

6. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 5, characterized in that: The peeling mechanism includes a vertical plate arranged on the machine table, an upper slider and a lower slider connected to the vertical plate for sliding along the Z-axis direction, a second drive motor arranged on one side of the vertical plate, and a screw connected to the second drive motor, the screw being provided with a first thread segment and a second thread segment with opposite thread directions, the upper slider and the lower slider being respectively penetrated by a first internal thread sleeve and a second internal thread sleeve connected to the first thread segment and the second thread segment, and the upper slider and the lower slider being respectively fixedly connected to an upper peeling knife and a lower peeling knife.

7. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 6, characterized in that: The wire clamping mechanism includes a longitudinal support connected to the first Y-axis linear drive mechanism, a longitudinal slide connected to the longitudinal support in a sliding manner along the Z-axis direction, a lower wire clamping arm fixedly connected to the longitudinal slide, an upper wire clamping arm hinged on the longitudinal slide, and a wire clamping drive cylinder arranged on the longitudinal slide, the inner side surfaces of the upper wire clamping arm and the lower wire clamping arm are provided with a second insertion groove, one end of the second insertion groove is provided with a second conical guide groove, the output shaft of the wire clamping drive cylinder is hinged at one end of the upper wire clamping arm, the bottom of the longitudinal support is provided with a bottom plate, and the top of the bottom plate is provided with Two longitudinal guide rods, the bottom of the longitudinal slide is provided with a guide hole corresponding to the longitudinal guide rod, the longitudinal guide rod is movably arranged in the guide hole, and the longitudinal guide rod is sleeved with a return spring that abuts between the bottom plate and the top of the guide hole; the riveting mechanism includes a riveting support arranged on the machine table, a Z-axial linear drive mechanism arranged on the riveting support, and a riveting head driven and connected to the Z-axial linear drive mechanism, and the Z-axial linear drive mechanism is driven and connected with a punch rod, and the punch rod can apply a downward thrust to the longitudinal slide under the drive of the Z-axial linear drive mechanism.

8. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 7, characterized in that: The terminal loading mechanism includes a third X-axial linear drive mechanism arranged on the working platform, a drag arm driven by the third X-axial linear drive mechanism, and a feed plate arranged on the working platform. A second feed trough is provided between the two end surfaces of the feed plate. The drag arm is movably provided on the second feed trough. The terminal feeding mechanism can input the terminal into the input end of the second feed trough.

9. A three-wire waterproof plug piercing, stripping and pressing machine according to claim 8, characterized in that: The material strip cutting mechanism includes a discharge channel fixedly connected to the bottom of the machine, a shearing drive cylinder arranged at the bottom of the machine, a shearing knife driven by the shearing drive cylinder, and an L-shaped feed pipe arranged at the top of the machine and connected to the discharge channel. The shearing knife is arranged in the discharge channel, and the input end of the L-shaped feed pipe is arranged opposite to the output end of the second feed trough.

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