CN215343321U - Off-line skin-pulling crimping detection and sorting device suitable for multi-core wire - Google Patents

Abstract

The utility model discloses an off-line peeling and crimping detection and sorting device suitable for multi-core wires, which comprises a rack, wherein a carrier backflow mechanism is arranged on one side of the rack side by side, an off-line trimming mechanism, a laser wire stripping mechanism, a head pulling mechanism and a contact threading mechanism are sequentially arranged on one side, close to the carrier backflow mechanism, of the upper surface of the rack, the off-line trimming mechanism is used for trimming the multi-core wires and conveying the multi-core wires to the carrier backflow mechanism, the carrier backflow mechanism is used for conveying the multi-core wires to each station, the laser wire stripping mechanism is used for cutting off an insulating skin of the multi-core wires, the head pulling mechanism is used for pulling out the cut insulating skin on the multi-core wires, and the contact threading mechanism is used for crimping the multi-core wires and contacts. According to the device provided by the utility model, the operating mechanisms are matched to realize the precise matching of the multi-core wire and the contact element, so that the loosening of the wire core is effectively avoided, and the working efficiency is effectively improved.

Description

Off-line skin-pulling crimping detection and sorting device suitable for multi-core wire

Technical Field

The utility model relates to the technical field of thin wire manufacturing, in particular to an off-line skin-pulling pressure joint detection and sorting device suitable for a multi-core wire.

Background

The multi-core thin wire is widely applied to communication, aerospace, airborne and shipborne and electronic and electric control lines and used for transmitting various signals, and is an indispensable part in military industry and civil industry.

With the development of industry, the requirements on the stability and reliability of basic equipment are higher and higher, and the requirements on the quality and stability of equipment signal transmission are higher. In most of equipment, the main carrier for signal transmission is a wire harness, and the quality of a wire harness product directly determines the quality of equipment signal transmission.

In the aspect of wire harness production, the processes of removing the wire insulation skin, penetrating the connector and crimping the connector are the first processes of wire harness processing, and the processing and manufacturing of the first processes mostly depend on manual operation, particularly in the production process of thin signal transmission wire harnesses used in the military industry. Because the wire is thinner, the sinle silk comprises many diameters less than 0.1 mm's fine rule, the scattered silk condition appears very easily, and the quality requirement is higher moreover, needs to consume more manpower and carries out the wire and peel, penetrate contact member, contact member crimping preparation, relies on the manual work can have several problems, the most outstanding first that is: the quality of the product is not easy to guarantee; secondly, the method comprises the following steps: the manufacturing efficiency of the product cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

Based on the technical problems in the background art, the utility model provides an off-line skin-pulling pressure-welding detection sorting device suitable for a multi-core wire, which realizes the precise matching of the multi-core wire and a contact element and effectively avoids loose wire cores.

The device comprises a rack, wherein a carrier backflow mechanism is arranged on one side of the rack side by side, an offline wire shearing mechanism, a laser wire stripping mechanism, a head pulling mechanism and a contact threading mechanism are sequentially arranged on one side, close to the carrier backflow mechanism, of the upper surface of the rack, the offline wire shearing mechanism is used for shearing off the multi-core wire and conveying the multi-core wire to the carrier backflow mechanism, the carrier backflow mechanism is used for conveying the multi-core wire to each station, the laser wire stripping mechanism is used for cutting off an insulating skin of the multi-core wire, the head pulling mechanism is used for pulling out the cut insulating skin on the multi-core wire, and the contact threading mechanism is used for realizing the compression joint of the multi-core wire and a contact;

the thread inserting and trimming mechanism comprises a thread trimming mechanism base, a thread inserting frame is vertically arranged on the upper surface of the thread trimming mechanism base, a thread inserting assembly is arranged at one end, away from the carrier backflow machine, of the thread inserting frame, and a thread trimming mechanism is arranged at one end, close to the carrier backflow mechanism, of the thread inserting frame; the off-line assembly comprises a wire guiding wheel, a wire storage frame and a wire winding wheel, the multicore wire is wound on the wire guiding wheel, and the free end of the multicore wire penetrates through the wire storage frame and then is wound on the wire winding wheel to extend to the wire cutting mechanism.

Preferably, the thread trimming mechanism comprises two thread feeding motors, a thread guide output frame and a thread trimming cylinder, the two thread feeding motors are arranged on the upper surface of the thread trimming mechanism base, and the thread guide output frame is vertically and slidably arranged on the lower thread stand; the wire cutting cylinder is vertically arranged on one side, close to the carrier backflow mechanism, of the wire cutting mechanism base, a piston rod of the wire cutting cylinder is fixedly connected with a lower blade, an upper blade is arranged above the lower blade, and the upper blade is fixedly connected with the top end portion of the wire cutting mechanism base; the multi-core wire is driven by the two wire feeding motors to penetrate through the wire output frame and extend to the carrier backflow mechanism, and the wire cutting cylinder drives the lower blade and the upper blade to align to complete the cutting of the multi-core wire.

Preferably, the laser wire stripping mechanism comprises a wire stripping mechanism base, the wire stripping mechanism base is horizontally connected with the laser wire stripping machine in a sliding manner, an upper laser probe and a lower laser probe are vertically arranged on one side wall of the laser wire stripping machine facing the carrier backflow mechanism at intervals, an air cylinder support is arranged between the wire stripping mechanism base and the carrier backflow mechanism, a centering air cylinder is arranged on the air cylinder support, a lead centering frame a is fixedly connected to a piston rod of the centering air cylinder, and a lead guide hole through which the multi-core lead can penetrate is formed in the lead centering frame a.

Preferably, the head pulling mechanism comprises a head pulling mechanism base, the upper surface of the head pulling mechanism base is provided with a head pulling mechanism Y-direction guide rail, the head pulling mechanism Y-direction guide rail is horizontally connected with a head pulling motor in a sliding manner, and an output shaft of the head pulling motor is provided with a head pulling clamping jaw.

Preferably, the contact threading mechanism comprises a contact taking and delivering mechanism and a contact crimping mechanism, the contact taking and delivering mechanism and the contact crimping mechanism are arranged on the upper surface of the rack side by side, the contact crimping mechanism is close to the carrier backflow mechanism, and the contact taking and delivering mechanism is far away from the carrier backflow mechanism.

Preferably, the contact piece taking and delivering mechanism comprises a contact piece Y-direction guide rail, the upper surface of the contact piece Y-direction guide rail is vertically connected with a contact piece X-direction guide rail in a sliding manner, the contact piece X-direction guide rail is horizontally connected with a contact piece carrier in a sliding manner, and a contact piece is placed in the contact piece carrier; contact Y is equipped with the electric jar support of pivot angle to one side of guide rail, the electric jar support of pivot angle towards contact Y is equipped with the electric jar guide rail of pivot angle to one side level of guide rail, sliding connection electric jar of pivot angle on the electric jar guide rail of pivot angle, the bottom of electric jar of pivot angle is equipped with the clamping jaw, the electric jar of pivot angle is got the contact through the clamping jaw clamp and is sent into contact crimping mechanism.

Preferably, the contact crimping mechanism comprises a crimping mechanism base, a crimping mechanism Y-direction guide rail is horizontally arranged on the upper surface of the crimping mechanism base, the crimping mechanism Y-direction guide rail is horizontally connected with a crimping box body in a sliding mode, a guide box is arranged on one side, close to the carrier backflow mechanism, of one side of the crimping box body, and a crimping box is arranged on one side, far away from the carrier backflow mechanism, of one side of the crimping box body; a guide driving cylinder is arranged on one side surface, close to the carrier backflow mechanism, of the crimping box and is used for controlling the guide box to clamp the multi-core wire; and the top of the crimping box body is provided with a crimping electric cylinder which is used for controlling the crimping box to realize the crimping between the multi-core wire and the contact element.

Preferably, two opposite side walls of the guide box are symmetrically provided with guide box jacks, two opposite side walls of the crimping box are symmetrically provided with crimping box jacks, and the guide box jacks and the crimping box jacks are located on the same axis; a lower clamping head is fixedly arranged at the bottom in the guide box body, an upper clamping head is arranged above the lower clamping head, and the upper clamping head is fixedly connected with a piston rod of the guide driving cylinder; the bottom in the crimping box body is fixedly provided with a downward pressing joint, an upper crimping joint is arranged above the downward pressing joint, and the upper crimping joint is fixedly connected with a piston rod of the crimping electric cylinder.

Preferably, the device further comprises a loose wire detection mechanism and a sorting mechanism, wherein the loose wire detection mechanism is used for detecting whether a wire leakage phenomenon exists around the contact element and the multi-core wire, and the sorting mechanism clamps the crimped multi-core wire from the carrier reflow mechanism through a mechanical arm.

The utility model has the following beneficial effects:

the utility model provides an off-line peeling, crimping, detecting and sorting device suitable for multi-core wires, wherein a carrier backflow mechanism carries a carrier to realize the up-down backflow of the carrier, an off-line wire shearing mechanism, a laser wire stripping mechanism, a head pulling mechanism, a contact crimping mechanism, a loose wire detecting mechanism and a sorting mechanism are arranged on one side of the carrier backflow mechanism in a straight line mode, after the multi-core wires clamped on a wire carrier are transferred to a corresponding functional work station, the work station processes (detects) products in a clamp, and after the completion, the wire carrier is transferred to the next work station and is sequentially circulated, so that the device effectively improves the working efficiency of crimping the multi-core wires and the contact.

The wire discharging and cutting mechanism in the device can accommodate various types of wires simultaneously by increasing the number of the wire discharging assemblies and the number of the wire discharging pipes on the wire output frame, the wires to be crimped can be flexibly replaced only by adjusting the positions of the wire output frame on the wire discharging frame, frequent wire replacement is avoided, and the operation is convenient.

In the device provided by the utility model, the contact carrier of the contact picking and delivering mechanism can be accurately placed below the clamping jaw under the guiding action of the Y-direction guide rail and the X-direction guide rail of the contact, the swing angle electric cylinder for controlling the clamping jaw can send the contact into the contact crimping mechanism, and the matching of the contact picking and delivering mechanism and the contact crimping mechanism arranged side by side reduces redundant mechanical operation and optimizes the process flow.

In the device provided by the utility model, the wire righting frame and the guide box in the contact threading mechanism can ensure the stability of the multi-core wire in the crimping process, the guide box and the crimping box are arranged in a fit manner, and the guide box jack and the crimping box jack are coaxially arranged, so that the multi-core wire and the contact are accurately matched, the position precision of the wire in processing is ensured, and the loosening of wire cores can be avoided.

Drawings

The accompanying drawings, which are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description serve to explain the principles of the utility model and not to limit the utility model. In the drawings:

FIG. 1 is an overall schematic view of an off-line skin-pulling crimping detection sorting device suitable for a multi-core wire;

FIG. 2 is a schematic structural diagram of an offline thread trimming mechanism;

FIG. 3 is an enlarged schematic view of A;

FIG. 4 is an enlarged schematic view of B;

FIG. 5 is a schematic structural diagram of a laser wire stripping mechanism;

FIG. 6 is a schematic mechanical view of the head pulling mechanism;

FIG. 7 is a schematic structural view of a contact pick-and-place mechanism;

FIG. 8 is a schematic structural view of a contact crimping mechanism;

FIG. 9 is a cross-sectional view of a guide box and a crimp box.

In the figure: 1-rack, 2-lower wire trimming mechanism, 21-trimming mechanism base, 22-lower wire rack, 23-lower wire component, 231-guide wheel, 232-wire storage rack, 233-reel, 24-trimming mechanism, 241-wire feeding motor, 242-guide wire output rack, 2421-wire outlet pipe, 243-tacking screw, 244-wire cutting cylinder, 245-upper blade, 246-lower blade, 25-multi-core guide wire, 3-laser wire stripping mechanism, 31-wire stripping mechanism base, 311-chute, 312-moving motor, 32-laser wire stripper, 321-upper laser probe, 322-lower laser probe, 33-cylinder bracket, 34-centering cylinder, 35-guide wire centering rack A, 351-guide wire guide hole, 4-head pulling mechanism, 41-head pulling mechanism base, 42-head pulling mechanism Y-direction guide rail, 43-head pulling motor, 43-head pulling clamping jaw 5-contact element threading mechanism, 51-contact element taking and sending mechanism, 511-contact element Y-direction guide rail, 512-contact element X-direction guide rail, 513-contact element carrier, 5131-contact element, 514-swing angle electric cylinder bracket, 515-swing angle electric cylinder guide rail, 516-swing angle electric cylinder, 517-clamping jaw, 52-contact element crimping mechanism, 521-righting frame Y-direction guide rail, 522-lead righting frame B, 523-crimping mechanism base, 524-crimping mechanism Y-direction guide rail, 525-crimping box body, 526-guide box, 5261-guide box jack, 5262-lower clamping head, 5263-upper clamping head, 527-guide driving cylinder, 528-crimping electric cylinder, 529-crimping box, 5291-crimping box jack, 5292-lower pressing joint, 5293-upper crimping joint, 6-loose wire detection mechanism, 7-sorting mechanism, 8-carrier reflow mechanism and 81-lead carrier.

Detailed Description

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

The present invention will be further illustrated with reference to the following specific examples.

Referring to fig. 1-9, the off-line peeling, crimping, detecting and sorting device suitable for the multi-core wire comprises a rack 1, carrier backflow mechanisms 8 are arranged on one sides of the rack 1 side by side, and an off-line trimming mechanism 2, a laser wire stripping mechanism 3, a head pulling mechanism 4 and a contact threading mechanism 5 are sequentially arranged on one side, close to the carrier backflow mechanism 8, of the upper surface of the rack 1; the offline wire cutting mechanism 2 is used for cutting off the multi-core wire 25 and conveying the multi-core wire to the carrier backflow mechanism 8, the carrier backflow mechanism 8 is used for conveying the multi-core wire 25 to each station, the laser wire stripping mechanism 3 is used for cutting off an insulating skin of the multi-core wire 25, the head pulling mechanism 4 is used for pulling out the cut insulating skin on the multi-core wire 25, and the contact threading mechanism 5 is used for achieving crimping of the multi-core wire 25 and the contact 5131. In this embodiment, the direction of movement parallel to the carrier reflow mechanism 8 is the X direction, and the direction of movement perpendicular to the carrier reflow mechanism 8 is the Y direction.

As an improvement of the above technical solution, the thread inserting and trimming mechanism 2 includes a trimming mechanism base 21, a thread inserting rack 22 is vertically arranged on the upper surface of the trimming mechanism base 21, a thread inserting component 23 is arranged at one end of the thread inserting rack 22 far away from the carrier backflow mechanism 8, and a thread trimming mechanism 24 is arranged at one end of the thread inserting rack 22 close to the carrier backflow mechanism 8; the thread take-up unit 23 comprises a thread guide wheel 231, a thread storage frame 232 and a thread winding wheel 233, the multicore wire 25 is wound on the thread guide wheel 231, and the free end of the multicore wire 25 passes through the thread storage frame 232, then is wound on the thread winding wheel 233 and extends to the thread trimming mechanism 24. The present embodiment provides three guide wheels 231 for receiving different types of multi-conductor wires 25, and the arrangement of the wire storage frame 232 and the wire winding wheel 233 provides better guiding of the wires.

The thread trimming mechanism 24 comprises two thread feeding motors 241, a thread guiding output frame 242 and a thread trimming cylinder 244, wherein the two thread feeding motors 241 are arranged on the upper surface of the thread trimming mechanism base 21, and the thread guiding output frame 242 is vertically arranged on the lower thread stand 22 in a sliding manner; the wire cutting cylinder 244 is vertically arranged on one side, close to the carrier backflow mechanism 8, of the wire cutting mechanism base 21, a piston rod of the wire cutting cylinder 244 is fixedly connected with a lower blade 246, an upper blade 245 is arranged above the lower blade 246, and the upper blade 245 is fixedly connected with the top end portion of the wire cutting mechanism base 21.

The multi-core wire 25 passes through the middle of two wire feeding motors 241 arranged side by side and attached to each other, the wire feeding motor 241 drives the wire to pass through the output frame 242 and extend to the wire carrier 81 of the carrier reflow mechanism 8, and the wire cutting cylinder 244 drives the lower blade 246 to align with the upper blade to complete the cutting of the multi-core wire 25.

Referring to fig. 2 to 4, in the embodiment, three wire outlet pipes 2421 are vertically arranged on the wire output frame 242 to accommodate three types of wires, and since the wire output frame 242 is vertically and slidably connected with the lower wire frame 22, the position of the wire output frame 242 can be moved up and down as required, so that the wire outlet pipe 2421 of the wire to be crimped is positioned between the upper blade 245 and the lower blade 246, and the wire output frame 242 is fixed by using the tacking screw 243. The wire cutting cylinder 244 is then activated to cut the multi-wire 25, and the wire carrier 81 moves with the multi-wire 25 to the next station for operation.

As an improvement of the above technical solution, the laser wire stripping mechanism 3 includes a wire stripping mechanism base 31, the wire stripping mechanism base 31 is horizontally connected with a laser wire stripper 32 in a sliding manner, two ends of the upper surface of the wire stripping mechanism base 31 are respectively provided with a sliding rail 311 parallel to the carrier return mechanism 8, the lower surface of the laser wire stripper 32 is provided with a sliding block used in cooperation with the sliding rail 311, one side of the wire stripping mechanism base 31 is provided with a moving motor 312, and an output shaft of the moving motor 321 is fixedly connected with the lower surface of the laser wire stripper 32.

An upper laser probe 321 and a lower laser probe 322 are vertically arranged on one side wall of the laser wire stripping machine 32 facing the carrier reflow mechanism 8 at intervals, and the laser probes 321 and the lower laser probe 322 are electrically connected with the laser wire stripping machine 32. An air cylinder bracket 33 is arranged between the wire stripping mechanism base 31 and the carrier backflow mechanism 8, a centering air cylinder 34 is arranged on the air cylinder bracket 33, a lead centering frame A35 is fixedly connected to a piston rod of the centering air cylinder 34, and a lead guide hole 351 through which the multi-core lead 25 can penetrate is arranged on the lead centering frame A35.

Referring to fig. 5, when the wire carrier 81 carries the multicore wire 25 to move to the station, the wire righting frame a35 is driven by the righting cylinder 34 to approach the wire carrier 81, the multicore wire 25 passes through the wire guide hole 351 and is exposed for 1cm, the exposed part of the multicore wire 25 is located in the middle of the axes of the upper laser probe 321 and the lower laser probe 322, and the wire righting frame a35 has a guiding function on the wire, can ensure that only the exposed part of the wire is subjected to laser cutting, and has a protection effect on the non-exposed wire insulation skin; the laser wire stripper 32 is started to cut the insulation skin of the multi-core wire 25, and the moving motor 312 drives the laser wire stripper 32 to reciprocate with a small amplitude in the direction parallel to the carrier backflow mechanism 8, so that the laser wire stripper 32 cuts the multi-core wire 25 more uniformly. After the laser wire stripper 32 finishes cutting the insulation sheath of the multicore wire 25, the wire centering frame a35 is driven by the centering cylinder 34 to withdraw the multicore wire 25, and the wire carrier 81 carries the multicore wire 25 to move to the next station.

As an improvement of the above technical solution, the head pulling mechanism 4 includes a head pulling mechanism base 41, the upper surface of the head pulling mechanism base 41 is provided with a head pulling mechanism Y-direction guide rail 42, the upper surface of the head pulling mechanism Y-direction guide rail 42 is provided with a slider, the slider is fixedly connected with a head pulling motor 43, the arrangement enables the head pulling mechanism Y to be horizontally connected with the head pulling motor 43 to the guide rail 42 in a sliding manner, and an output shaft of the head pulling motor 43 is provided with a head pulling clamping jaw 44.

Referring to fig. 6, when the wire carrier 81 carries the multicore wire 25 to move to the station, the cylinder on the Y-direction guide rail 42 of the picking mechanism drives the slider to drive the picking motor 43 to approach the wire carrier 81, when the picking jaws 44 on the picking motor 43 approach the multicore wire 25, the picking motor 43 is started to control the picking jaws 44 to clamp the insulation skin on the multicore wire 25 cut by the laser wire stripping mechanism 3, and then the cylinder on the Y-direction guide rail 42 of the picking mechanism is started to drive the picking jaws 44 to move away from the multicore wire 25, thereby completing the work of removing the insulation skin from the multicore wire 25.

As an improvement of the above technical solution, the contact threading mechanism 5 includes a contact picking and delivering mechanism 51 and a contact pressing mechanism 52, the contact picking and delivering mechanism 51 and the contact pressing mechanism 52 are arranged side by side on the upper surface of the rack 1, the contact pressing mechanism 52 is close to the carrier reflow mechanism 8, and the contact picking and delivering mechanism 51 is far from the carrier reflow mechanism 8.

Referring to fig. 7 and 9, the contact piece taking and delivering mechanism 51 includes a contact piece Y-oriented rail 511, a slider is disposed on the upper surface of the contact piece Y-oriented rail 511, a contact piece X-oriented rail 512 is disposed on the slider, the contact piece X-oriented rail 512 is vertically slidably connected to the upper surface of the contact piece Y-oriented rail 511, the slider is disposed on the contact piece X-oriented rail 512, a contact piece carrier 513 is disposed on the slider, the contact piece carrier 513 is horizontally slidably connected to the upper surface of the contact piece X-oriented rail 512, and a contact piece 5131 is disposed in the contact piece carrier 513;

a swing angle electric cylinder support 514 is arranged on one side of the contact Y-direction guide rail 511, a swing angle electric cylinder guide rail 515 is horizontally arranged on one side, facing the contact Y-direction guide rail 511, of the swing angle electric cylinder support 514, a sliding block is arranged on the swing angle electric cylinder guide rail 515, a swing angle electric cylinder 516 is arranged on the sliding block, the swing angle electric cylinder guide rail 515 is connected with the swing angle electric cylinder 516 in a sliding mode through the arrangement, and an air cylinder arranged on the swing angle electric cylinder guide rail 515 drives the sliding block to move horizontally so that the swing angle electric cylinder 516 can be close to the pressure connection box 529; the contact Y-direction guide rail 511 and the contact X-direction guide rail 512 are both provided with air cylinders to drive the sliders to move, so that the contact carrier 513 can be adjusted to be positioned below the swing angle electric cylinder 516.

The bottom end of the swing angle electric cylinder 516 is provided with a clamping jaw 517, the swing angle electric cylinder 516 can rotate for 90 degrees, the swing angle electric cylinder 516 vertically clamps the contact member 5131 downwards through the clamping jaw 517, and then rotates for 90 degrees to a horizontal position towards the direction of the contact member crimping mechanism 52, so that the contact member 5131 is sent into the contact member crimping mechanism 52.

Referring to fig. 8 and 9, the contact crimping mechanism 52 includes a crimping mechanism base 523, a crimping mechanism Y-direction rail 524 is horizontally disposed on an upper surface of the crimping mechanism base 523, a slider is disposed on the crimping mechanism Y-direction rail 524, and the slider is fixedly connected with a crimping box 525, which ensures that the upper surface of the crimping mechanism Y-direction rail 524 is horizontally and movably connected with the crimping box 525;

a guide box 526 is arranged at one side of the crimping box body 525 close to the carrier backflow mechanism 8, and a crimping box 529 is arranged at one side far away from the carrier backflow mechanism 8; a guide driving cylinder 527 is arranged on one side surface of the crimping box 525 close to the carrier backflow mechanism 8, and a crimping electric cylinder 528 is arranged at the top of the crimping box 525; guide box jacks 5261 are symmetrically arranged on two opposite side walls of the guide box 526, crimp box jacks 5291 are symmetrically arranged on two opposite side walls of the crimp box 529, and the guide box jacks 5261 and the crimp box jacks 5291 are located on the same axis; a lower clamping head 5262 is fixedly arranged at the bottom in the guide box 526, an upper clamping head 5263 is arranged above the lower clamping head 5262, and the upper clamping head 5263 is fixedly connected with a piston rod of the guide driving cylinder 527; a lower pressure joint 5292 is fixedly arranged at the bottom in the pressure joint box 529, an upper pressure joint 5293 is arranged above the lower pressure joint 5292, and the upper pressure joint 5293 is fixedly connected with a piston rod of the pressure electric cylinder 528. The guide driving cylinder 527 is used for controlling the upper clamping head 5263 to move downwards to the lower clamping head 5262 so as to clamp the multi-core wire 25; the crimp cylinder 528 controls the upper crimp head 5293 to move downward to the lower crimp head 5292 to effect a crimp between the multicore wire 25 and the contact 5131;

a righting frame Y-direction guide rail 521 is arranged on one side of a crimping mechanism base 523, a slide block is arranged on the righting frame Y-direction guide rail 521, a lead righting frame B522 is arranged on the slide block, a through hole for allowing a multi-core lead 25 to pass through is arranged on the lead righting frame B522, when the lead carrier 81 moves to the station with the multi-core lead 25, an air cylinder arranged on the righting frame Y-direction guide rail 521 drives the lead righting frame B522 to be close to the lead carrier 81, the multi-core lead 25 passes through the through hole of the lead righting frame B522 and leaks out a core with an insulating coating removed, meanwhile, a swing angle electric cylinder 516 controls a clamping jaw 517 to clamp a contact piece 5131 to be sent into a crimping box jack 5291 of a crimping box 529, then a crimping box body 525 and the swing angle electric cylinder 516 respectively approach the multi-core lead 25 on the crimping mechanism Y-direction guide rail 524 and the swing angle electric cylinder guide rail 515 at the same speed, at the moment, the multi-core lead 25 passes through a guide box jack 5261 on the guide box 526 and extends into the crimping box 529, the stripped portion of the multi-conductor wire 25 is engaged with the contact 5131, the guide driving cylinder 527 is actuated to control the upper clamping head 5263 to move downward to the lower clamping head 5262 to clamp the multi-conductor wire 25, and then the crimping cylinder 528 is actuated to control the upper crimping head 5293 to move downward to the lower crimping head 5292 to crimp the multi-conductor wire 25 and the contact 5131. After crimping is completed, the swing angle electric cylinder 516 controls the clamping jaw 517 to loosen the contact 5131, the crimping box body 525 and the swing angle electric cylinder 516 are withdrawn from the multicore wire 25 at the same speed, then the wire righting frame B522 is withdrawn from the multicore wire 25, and the wire carrier 81 carries the multicore wire 25 to move to the next station.

The arrangement of the wire righting frame B522 and the guide box 526 in the contact threading mechanism 5 can ensure the stability of the multi-core wire 25 in the crimping process, the guide box 526 and the crimping box 529 are attached to each other and coaxially arranged with the guide box jack 5261 and the crimping box jack 5291, and the accurate matching of the multi-core wire 25 and the contact 5131 is realized.

The embodiment also comprises a loose wire detection mechanism 6, wherein the loose wire detection mechanism 6 is used for detecting whether the wire leakage phenomenon exists around the contact member 5131 and the multi-core lead 25; the related structure of the loose yarn detecting mechanism 6 refers to chinese patent, publication No. CN210533971U, a device for automatically detecting the loose yarn of a multi-core wire, and is not described herein again.

In this embodiment, the sorting mechanism 7 clamps the crimped multi-core wire 25 from the wire carrier 81 by a robot arm, which is a known technology in the mechanical field and will not be described herein again.

In the embodiment, the related structure of the carrier reflow mechanism 8 is disclosed in chinese patent publication No. CN112110180A, which is a carrier transport and reflow apparatus and is not described herein again.

In this embodiment, the lower line trimming mechanism 2, the laser line stripping mechanism 3, the head pulling mechanism 4, the contact threading mechanism 5, the loose wire detection mechanism 6, the sorting mechanism 7 and the carrier backflow mechanism 8 are electrically connected, and the operating mechanisms are matched with each other to effectively improve the working efficiency of crimping the wire and the contact.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims (9)

1. The off-line peeling, pressure-welding, detecting and sorting device suitable for the multi-core wires comprises a rack (1), wherein a carrier backflow mechanism (8) is arranged on one side of the rack (1) side by side, and is characterized in that an off-line trimming mechanism (2), a laser wire stripping mechanism (3), a head pulling mechanism (4) and a contact threading mechanism (5) are sequentially arranged on one side, close to the carrier backflow mechanism (8), of the upper surface of the rack (1), the off-line trimming mechanism (2) is used for shearing the multi-core wires (25) and conveying the multi-core wires to the carrier backflow mechanism (8), the carrier backflow mechanism (8) is used for conveying the multi-core wires (25) to each station, the laser wire stripping mechanism (3) is used for cutting off the insulation skins of the multi-core wires (25), the head pulling mechanism (4) is used for pulling out the insulation skins cut off the multi-core wires (25), and the threading mechanism (5) is used for achieving pressure-welding of the multi-core wires (25) and the contact elements (5131);

the offline trimming mechanism (2) comprises a trimming mechanism base (21), an offline frame (22) is vertically arranged on the upper surface of the trimming mechanism base (21), an offline component (23) is arranged at one end, far away from the carrier backflow mechanism (8), of the offline frame (22), and a trimming mechanism (24) is arranged at one end, close to the carrier backflow mechanism (8), of the offline frame (22); the lower wire assembly (23) comprises a wire guiding wheel (231), a wire storage frame (232) and a wire winding wheel (233), the multi-core wire (25) is wound on the wire guiding wheel (231), and the free end of the multi-core wire (25) penetrates through the wire storage frame (232) and then is wound on the wire winding wheel (233) to extend to the wire cutting mechanism (24).

2. The device for detecting and sorting the off-line peeling and crimping of the multicore wires according to claim 1, wherein the trimming mechanism (24) comprises two wire feeding motors (241), a wire output frame (242) and a wire cutting cylinder (244), the two wire feeding motors (241) are arranged on the upper surface of the trimming mechanism base (21), and the wire output frame (242) is vertically slidably arranged on the off-line frame (22); the wire cutting cylinder (244) is vertically arranged on one side, close to the carrier backflow mechanism (8), of the wire cutting mechanism base (21), a piston rod of the wire cutting cylinder (244) is fixedly connected with a lower blade (246), an upper blade (245) is arranged above the lower blade (246), and the upper blade (245) is fixedly connected with the top end portion of the wire cutting mechanism base (21); the multi-core wire (25) is driven by the two wire feeding motors (241) to penetrate through the wire output frame (242) and extend to the carrier reflow mechanism (8), and the wire cutting cylinder (244) drives the lower blade (246) to be aligned with the upper blade to complete shearing of the multi-core wire (25).

3. The device as claimed in claim 1, wherein the device is adapted for detecting and sorting off-line peeling and crimping of multi-core wires, it is characterized in that the laser wire stripping mechanism (3) comprises a wire stripping mechanism base (31), the base (31) of the wire stripping mechanism is horizontally connected with a laser wire stripping machine (32) in a sliding way, an upper laser probe (321) and a lower laser probe (322) are vertically arranged on one side wall of the laser wire stripping machine (32) facing the carrier backflow mechanism (8) at intervals, an air cylinder bracket (33) is arranged between the wire stripping mechanism base (31) and the carrier backflow mechanism (8), a righting cylinder (34) is arranged on the cylinder bracket (33), a guide wire righting frame A (35) is fixedly connected to a piston rod of the righting cylinder (34), and the wire righting frame A (35) is provided with a wire guide hole (351) through which the multi-core wire (25) can penetrate.

4. The offline skin-pulling pressure-welding detection and sorting device suitable for the multicore wires according to claim 3, wherein the head pulling mechanism (4) comprises a head pulling mechanism base (41), a head pulling mechanism Y-direction guide rail (42) is arranged on the upper surface of the head pulling mechanism base (41), the head pulling mechanism Y-direction guide rail (42) is horizontally and movably connected with a head pulling motor (43), and a head pulling clamping jaw (44) is arranged on an output shaft of the head pulling motor (43).

5. The device for detecting and sorting the offline tapping crimping of the multicore wires according to claim 1, wherein the contact threading mechanism (5) comprises a contact picking and delivering mechanism (51) and a contact crimping mechanism (52), the contact picking and delivering mechanism (51) and the contact crimping mechanism (52) are arranged on the upper surface of the rack (1) side by side, and the contact crimping mechanism (52) is close to the carrier reflow mechanism (8), and the contact picking and delivering mechanism (51) is far away from the carrier reflow mechanism (8).

6. The under-wire pulling skin pressure welding detection sorting device suitable for the multicore wires according to claim 5, wherein the contact taking and feeding mechanism (51) comprises a contact Y-direction guide rail (511), the upper surface of the contact Y-direction guide rail (511) is vertically connected with a contact X-direction guide rail (512) in a sliding manner, the contact X-direction guide rail (512) is horizontally connected with a contact carrier (513) in a sliding manner, and a contact (5131) is placed in the contact carrier (513); contact Y is equipped with tilt angle electric cylinder support (514) to one side of guide rail (511), tilt angle electric cylinder support (514) towards contact Y is equipped with tilt angle electric cylinder guide rail (515) to one side level of guide rail (511), sliding connection tilt angle electric cylinder (516) on tilt angle electric cylinder guide rail (515), the bottom of tilt angle electric cylinder (516) is equipped with clamping jaw (517), tilt angle electric cylinder (516) are got contact (5131) through clamping jaw (517) and are sent into contact crimping mechanism (52).

7. The device for detecting and sorting the offline sheath-drawing crimping of the multicore wires according to claim 6, wherein the contact crimping mechanism (52) comprises a crimping mechanism base (523), a crimping mechanism Y-direction guide rail (524) is horizontally arranged on the upper surface of the crimping mechanism base (523), the upper surface of the crimping mechanism Y-direction guide rail (524) is horizontally and movably connected with a crimping box body (525), a guide box (526) is arranged on one side of the crimping box body (525) close to the carrier reflow mechanism (8), and a crimping box (529) is arranged on the side of the crimping box body far away from the carrier reflow mechanism (8); a guide driving cylinder (527) is arranged on one side surface, close to the carrier backflow mechanism (8), of the crimping box body (525), and the guide driving cylinder (527) is used for controlling the guide box to clamp the multi-core wire (25); the top of the crimping box body (525) is provided with a crimping electric cylinder (528), and the crimping electric cylinder (528) is used for controlling the crimping box (529) to achieve crimping between the multicore wire (25) and the contact element (5131).

8. The device for detecting and sorting the offline sheath-pulling pressure welding suitable for the multicore wires according to claim 7, wherein two opposite side walls of the guide box (526) are symmetrically provided with guide box jacks (5261), two opposite side walls of the pressure welding box (529) are symmetrically provided with pressure welding box jacks (5291), and the guide box jacks (5261) and the pressure welding box jacks (5291) are located on the same axis; a lower clamping head (5262) is fixedly arranged at the bottom in the guide box (526), an upper clamping head (5263) is arranged above the lower clamping head (5262), and the upper clamping head (5263) is fixedly connected with a piston rod of the guide driving cylinder (527); a lower pressing joint (5292) is fixedly arranged at the bottom in the pressing box (529) body, an upper pressing joint (5293) is arranged above the lower pressing joint (5292), and the upper pressing joint (5293) is fixedly connected with a piston rod of the electric pressing cylinder (528).

9. The device for detecting and sorting off-line peeling and crimping of the multicore wires according to any one of claims 1 to 8, further comprising a loose wire detecting mechanism (6) and a sorting mechanism (7), wherein the loose wire detecting mechanism (6) is used for detecting whether a phenomenon of wire leakage exists around the contact and the multicore wires (25), and the sorting mechanism (7) clamps the crimped multicore wires (25) from the carrier reflow mechanism (8) by a mechanical arm.

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