Disclosure of Invention
The invention aims to overcome the defects in the prior art, and provides the crimping device which has high automation degree and high crimping efficiency and can crimp a plurality of split piercing IDC connectors on a wire harness.
In order to achieve the above object, the present invention adopts the following technical scheme: the crimping device capable of crimping a plurality of split piercing IDC connectors on a wire harness comprises a workbench, wherein a paying-off assembly and a crimping assembly which are connected through the wire harness are arranged on the workbench, and the crimping device is characterized in that a flat cable conveying assembly, a connector feeding assembly, a connecting assembly and a wire cutting assembly are also arranged on the workbench, the flat cable conveying assembly comprises a mounting plate, a first wire feeding assembly and a second wire feeding assembly, the crimping assembly is arranged on the mounting plate, the crimping assembly and the wire cutting assembly are arranged between the first wire feeding assembly and the second wire feeding assembly, and the first wire feeding assembly and the second wire feeding assembly independently operate; the connector feeding assembly is communicated with the crimping assembly; the connecting component is movably connected to the workbench, and the position of the connecting component corresponds to that of the second wire feeding component.
As a preferable scheme of the invention, the paying-off assembly comprises a bearing seat and a paying-off roller rotatably connected to the bearing seat, a wire harness is wound on the paying-off roller, an air expansion shaft, a compression spring and a knurled nut which drive the paying-off roller to rotate are arranged on the bearing seat, and the speed of paying-off can be manually adjusted through the cooperation of the compression spring and the knurled nut.
As a preferred embodiment of the present invention, the flat cable conveying assembly further includes a straightener on the mounting plate, a front wire guide and a rear wire guide, the straightener being disposed between the mounting plate and the payout assembly, the front wire guide and the rear wire guide being mounted on opposite sides of the first wire feeding assembly.
As a preferable scheme of the invention, the first wire feeding assembly comprises a first supporting wheel and a first conveying wheel which are used for clamping the wire harness, the first conveying wheel is connected with a first wire feeding shaft which drives the first conveying wheel to rotate, the second wire feeding assembly comprises a second supporting wheel and a second conveying wheel which are used for clamping the wire harness, and the second conveying wheel is connected with a second wire feeding shaft which drives the second conveying wheel to rotate.
As a preferable scheme of the invention, the mounting plate is provided with a first arc-shaped groove which is convenient for the first wire feeding shaft to move, the mounting plate is also provided with a second arc-shaped groove which is convenient for the second wire feeding shaft to move, and the first arc-shaped groove and the second arc-shaped groove are oppositely arranged.
As a preferable scheme of the invention, the mounting plate is provided with an extension spring for pressing the first wire feeding shaft, and the mounting plate is also provided with a wire feeding cylinder for driving the second wire feeding shaft to rotate and move.
As a preferable scheme of the invention, the compression joint assembly comprises a compression table and a compression joint cylinder which is arranged in an overhead manner, wherein the compression table is arranged on the mounting plate, a rotating block which is rotationally connected with the mounting plate is arranged on the mounting plate, and the rotating block is positioned between the compression table and the compression joint cylinder.
As a preferable scheme of the invention, the rotating block is horizontally arranged on the mounting plate, and the mounting plate is provided with a limiting block for limiting the rotating block to rotate upwards and a torsion spring for resetting the rotating block.
As a preferred scheme of the invention, the connector feeding assembly comprises a feeding cylinder, a first connector storage device and a second connector storage device, wherein the first connector storage device is internally provided with a first connector storage groove corresponding to the rotating block, and the second connector storage device is internally provided with a second connector storage groove corresponding to the pressing table.
As a preferable scheme of the invention, the connecting assembly comprises a horizontal moving cylinder and a sliding block arranged on the horizontal moving cylinder, wherein the sliding block is provided with a clamping piece, the moving direction of the sliding block is consistent with the moving direction of the wire harness, and the sliding block is provided with a sliding table for controlling the clamping piece to open and close.
Compared with the prior art, the invention has the beneficial effects that: the wire harness is driven to be transmitted under the action of the first wire feeding component, the wire harness which is subjected to crimping is cut under the action of the wire cutting component, the wire harness which is subjected to crimping is transmitted and collected under the action of the second wire feeding component, the wire harness which is subjected to crimping is transmitted to the second wire feeding component under the action of the connecting component, and the wire harness is reset, so that the transmission and collection of the multi-section crimping wire harness are realized under the action of the wire cutting component and the connecting component;
simultaneously, under the cooperation of the first wire feeding component and the crimping component, the crimping component can crimp the split piercing IDC connectors at a plurality of positions of the wire harness, so that the crimping setting of the split piercing IDC connectors on the same wire harness is realized.
Drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a front view of the present invention;
FIG. 3 is a top view of the present invention;
FIG. 4 is a schematic diagram of a wire transport assembly;
FIG. 5 is a top view of the flat cable transport assembly;
FIG. 6 is a front view of the crimp assembly;
FIG. 7 is a schematic structural view of a crimping assembly;
FIG. 8 is an enlarged view of a portion of FIG. 7 at A;
FIG. 9 is a front view of the wire cutting assembly;
FIG. 10 is a top view of the wire cutting assembly;
FIG. 11 is a schematic diagram of the structure of the splice assembly;
FIG. 12 is a schematic structural view of a connector loading assembly;
FIG. 13 is a partial enlarged view at B in FIG. 12;
reference numerals: the wire feeder comprises a workbench 1, a wire feeding assembly 2, a bearing seat 21, a wire feeding roller 22, an air expansion shaft 23, a compression spring 24, a knurled nut 25, a crimping assembly 3, a pressing table 31, a crimping cylinder 32, a rotating block 33, a limiting block 34, a torsion spring 35, a wire discharging conveying assembly 4, a mounting plate 41, a first arc-shaped groove 411, a second arc-shaped groove 412, a first wire feeding assembly 42, a first conveying wheel 421, a first supporting wheel 422, a first wire feeding shaft 423, a second wire feeding assembly 43, a second conveying wheel 431, a second supporting wheel 432, a second wire feeding shaft 433, a straightener 44, a front wire guide 45, a rear wire guide 46, a tension spring 47, a wire feeding cylinder 48, a connector feeding assembly 5, a feeding cylinder 51, a first connector storage 52, a second connector storage groove 54, a second connector storage groove 55, a connecting assembly 6, a horizontal moving cylinder 61, a sliding block 62, a clamping member 63, a sliding table 64, a wire cutting assembly 7, a wire motor 71, a belt 72, a cutter head 73.
Detailed Description
Embodiments of the present invention will be described in detail below with reference to the accompanying drawings.
As shown in fig. 1 to 13, a crimping device capable of crimping a plurality of split piercing IDC connectors on a wire harness comprises a workbench 1, wherein a paying-off assembly 2 and a crimping assembly 3 which are connected through the wire harness are installed on the workbench 1, a flat cable conveying assembly 4, a connector feeding assembly 5, a connection assembly 6 and a wire cutting assembly 7 are also installed on the workbench 1, the flat cable conveying assembly 4 comprises a mounting plate 41, a first wire feeding assembly 42 and a second wire feeding assembly 43, the crimping assembly 3 is installed on the mounting plate 41, the crimping assembly 3 and the wire cutting assembly 7 are arranged between the first wire feeding assembly 42 and the second wire feeding assembly 43, and the first wire feeding assembly 42 and the second wire feeding assembly 43 independently operate; the connector feeding assembly 5 is communicated with the crimping assembly 3; the connection component 6 is movably connected to the workbench 1, and the connection component 6 corresponds to the second wire feeding component 43 in position.
The first wire feeding component 42 and the second wire feeding component 43 are both used for driving the wire bundles, the wire cutting component 7 is arranged on the first wire feeding component 42 and the second wire feeding component 43, the wire bundles are cut under the action of the wire cutting component 7, so that a front section wire bundle connected with the second wire feeding component 43 and a rear section wire bundle connected with the first wire feeding component 42 are formed, and the cut rear section wire bundle is pulled on the second wire feeding component 43 under the action of the connection component 6, so that the coherent arrangement of the whole wire bundles is realized.
The paying-off assembly 2 comprises a bearing seat 21 and a paying-off roller 22 which are connected onto the bearing seat 21 in a rotating manner, a wire harness winding type is arranged on the paying-off roller 22, an air expansion shaft 23, a compression spring 24 and a manual nut 25 which drive the paying-off roller 22 to rotate are arranged on the bearing seat 21, a hand brake bearing seat used for locking the paying-off roller 22 is arranged on the air expansion shaft 23, the wire harness is driven under the action of the first wire feeding assembly 42, so that the paying-off roller 22 is driven to rotate on the air expansion shaft 23, when the first wire feeding assembly 42 stops working, the air expansion shaft 23 locks the paying-off roller 22, the wire harness is locked, the wire harness stability between the paying-off roller 22 and the first wire feeding assembly 42 is realized, and the compression spring 24 and the manual nut 25 are matched to manually adjust the paying-off speed.
The wire feeder assembly 4 further includes a straightener 44 on the mounting plate 41, a front wire guide 45 and a rear wire guide 46, the straightener 44 being disposed between the mounting plate 41 and the payout assembly 2, the front wire guide 45 and the rear wire guide 46 being mounted on opposite sides of the first wire feeder assembly 42.
The straightener 44 is used to tension the wire harness and ensure its stability during the transmission process, the front wire guide 45 is used to guide and stabilize the wire harness delivered to the first wire feeding assembly 42, and the rear wire guide 46 is used to guide and stabilize the wire harness delivered to the crimping assembly 3.
The first wire feeding assembly 42 comprises a first supporting wheel 422 and a first conveying wheel 421 which are arranged by clamping a wire harness, the first conveying wheel 421 is connected with a first wire feeding shaft 423 which drives the first conveying wheel 421 to rotate, the second wire feeding assembly 43 comprises a second supporting wheel 432 and a second conveying wheel 431 which are arranged by clamping the wire harness, and the second conveying wheel 431 is connected with a second wire feeding shaft 433 which drives the second conveying wheel 431 to rotate.
The first supporting wheel 422 and the first conveying wheel 421 are both rotationally connected with the mounting plate 41, a motor for driving the first wire feeding shaft 423 to rotate is arranged on the first wire feeding shaft 423, the first wire feeding shaft 423 and the first conveying wheel 421 are driven to rotate under the action of the motor, the first conveying wheel 421 serves as a driving wheel of a wire harness, the first supporting wheel 422 serves as a driven wheel of the wire harness, and under the clamping action of the first supporting wheel 422 and the first conveying wheel 421, transmission of the wire harness between the first supporting wheel 422 and the first conveying wheel 421 is achieved.
The second supporting wheel 432 and the second conveying wheel 431 are both rotationally connected with the mounting plate 41, a motor for driving the second wire feeding shaft 433 to rotate is arranged on the second wire feeding shaft 433, the second wire feeding shaft 433 and the second conveying wheel 431 are driven to rotate under the action of the motor, the second conveying wheel 431 is used as a driving wheel of a wire harness, the second supporting wheel 432 is used as a driven wheel of the wire harness, and under the clamping action of the second supporting wheel 432 and the second conveying wheel 431, the transmission of the wire harness between the second supporting wheel 432 and the second conveying wheel 431 is realized.
The mounting plate 41 is formed with a first arc slot 411 for facilitating movement of the first wire feeding shaft 423, the mounting plate 41 is also formed with a second arc slot 412 for facilitating movement of the second wire feeding shaft 433, and the first arc slot 411 and the second arc slot 412 are disposed opposite to each other.
Because the wire harnesses have different thicknesses, the position of the first wire feeding shaft 423 can be changed according to actual needs, so that the distance between the first supporting wheel 422 and the first conveying wheel 421 is adjusted according to the wire harnesses with different thicknesses, the second wire feeding assembly 43 needs to clamp or unclamp the wire harnesses, and the second wire feeding assembly 43 clamps or unclamps the wire harnesses by controlling the position of the second wire feeding shaft 433.
The mounting plate 41 is provided with a tension spring 47 for pressing the first wire feeding shaft 423, the first wire feeding shaft 423 is mounted in the gear box, the tension spring 47 is abutted against the gear box, and under the action of the tension spring 47, the gear box is guaranteed to have downward pressure all the time, so that wire harnesses with different thicknesses can be radially pressed, the mounting plate 41 is also provided with a wire feeding cylinder 48 for driving the second wire feeding shaft 433 to move, the second wire feeding shaft 433 is mounted in another gear box, and the wire feeding cylinder 48 is used for controlling the movement of the gear box to adjust the position of the second wire feeding shaft 433, so that the wire harness is clamped or loosened by the second wire feeding assembly 43.
The crimping assembly 3 comprises a pressing table 31 and an overhead crimping cylinder 32, the pressing table 31 is installed on the installation plate 41, a rotating block 33 which is rotationally connected with the installation plate 41 is arranged on the installation plate 41, and the rotating block 33 is located between the pressing table 31 and the crimping cylinder 32.
The wire harness is located between the pressing table 31 and the pressing cylinder 32 in the moving process, the split piercing IDC connector is provided with two split connectors, the two split connectors are respectively arranged on the pressing table 31 and the rotating block 33, the two split connectors are respectively arranged on the upper side and the lower side of the wire harness, and the rotating block 33 is driven to turn over in the pressing process of the pressing cylinder 32, so that the two split connectors are pressed on the wire harness.
The rotating block 33 is horizontally arranged on the mounting plate 41, a limiting block 34 for limiting the rotating block 33 to rotate upwards and a torsion spring 35 for resetting the rotating block 33 are arranged on the mounting plate 41, the limiting block 34 is horizontally arranged, the torsion spring 35 is arranged below the rotating block 33, the limiting block 34 is arranged above the rotating block 33, the rotating block 33 is driven to turn upwards under the action of the torsion spring 35, the rotating block 33 is enabled to turn upwards to be limited at a horizontal position under the action of the limiting block 34, and the rotating block 33 is convenient to receive the split connector.
The connector loading assembly 5 includes a feeding cylinder 51, a first connector holder 52, and a second connector holder 53, the first connector holder 52 having a first connector holder 54 formed therein corresponding to the rotating block 33, and the second connector holder 53 having a second connector holder 55 formed therein corresponding to the platen 31.
The first connector storage groove 54 and the second connector storage groove 55 are respectively connected with a vibration disc provided with split connectors, the split connectors are driven to feed on the first connector storage groove 54 and the second connector storage groove 55 under the action of the vibration disc, the feeding cylinder 51 is connected with two telescopic rods which move synchronously, the two telescopic rods which move synchronously are respectively arranged corresponding to the first connector storage groove 54 and the second connector storage groove 55, and accordingly the split connectors in the first connector storage groove 54 and the second connector storage groove 55 are synchronously fed onto the pressing table 31 and the rotating block 33 under the action of the two telescopic rods which move synchronously.
The connection assembly 6 comprises a horizontal moving cylinder 61 and a sliding block 62 arranged on the horizontal moving cylinder 61, a clamping piece 63 is arranged on the sliding block 62, the moving direction of the sliding block 62 is consistent with the moving direction of the wire harness, and a sliding table 64 for controlling the clamping piece 63 to open and close is arranged on the sliding block 62.
The connection assembly 6 is used for clamping the rear-section wire harness and moving to the second wire feeding assembly 43, so that transmission of the whole wire harness is facilitated, a screw rod connected with the clamping piece 63 is formed on the sliding table 64, the clamping piece 63 is in a screw rod sliding block structure, the clamping piece 63 comprises an upper clamping piece and a lower clamping piece, the screw rod is formed with a threaded structure with opposite threads at the upper end and the lower end, and accordingly loosening or clamping of the upper clamping piece and the lower clamping piece is achieved under the rotating action of the screw rod, and clamping or loosening of the wire harness is achieved.
The wire cutting assembly 7 comprises a wire cutting motor 71 and a transmission belt 72, the transmission belt 72 is driven under the action of the wire cutting motor 71, and the transmission belt 72 is connected with a cutter bar of the cutter head 73 to realize the rotation of the cutter bar, so that the wire cutting operation of the cutter head 73 is realized.
In the actual use process, the transmission of the wire harness is driven under the working action of the first wire feeding component 42, at this time, the second wire feeding component 43 is in a standby state, after the wire harness moves to a required crimping position under the action of the first wire feeding component 42, crimping of the wire harness is realized under the action of the crimping device 3, and crimping of the split piercing type IDC connector at a plurality of positions of the wire harness can be realized under the action of the first wire feeding component 42.
After the crimping of the multiple split piercing IDC connectors of the single wire harness is completed, the first wire feeding component 42 and the second wire feeding component 43 are in a standby state, the wire harness is cut through the wire cutting component 7, a rear wire harness positioned on the first wire feeding component 42 and a front wire harness positioned on the second wire feeding component 43 are obtained, the front wire harness is clamped under the action of the second wire feeding component 43 through the wire feeding cylinder 48, the front wire harness is conveyed out of the workbench 1 under the action of the second wire feeding component 43, and the crimping operation of the front wire harness is completed.
And the second wire feeding assembly 43 is loosened through the wire feeding cylinder 48, and the rear-section wire harness moves onto the second wire feeding assembly 43 under the action of the connecting assembly 6, so that continuous crimping and cutting operation of the wire harness are realized.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Although the reference numerals in the figures are used more herein: the terms of the work table 1, the pay-off unit 2, the bearing housing 21, the pay-off roller 22, the balloon shaft 23, the compression spring 24, the knurled nut 25, the crimping unit 3, the press table 31, the crimping cylinder 32, the rotating block 33, the stopper 34, the torsion spring 35, the wire-discharge conveying unit 4, the mounting plate 41, the first arc-shaped groove 411, the second arc-shaped groove 412, the first wire-feeding unit 42, the first conveying wheel 421, the first supporting wheel 422, the first wire-feeding shaft 423, the second wire-feeding unit 43, the second conveying wheel 431, the second supporting wheel 432, the second wire-feeding shaft 433, the straightener 44, the front wire guide 45, the rear wire guide 46, the tension spring 47, the wire-feeding cylinder 48, the connector feeding unit 5, the feeding cylinder 51, the first connector holder 52, the second connector holder 54, the second connector holder 55, the splice unit 6, the horizontal movement cylinder 61, the slider 62, the clamping member 63, the slide table 64, the wire-cutting unit 7, and the like are not excluded. These terms are used merely for convenience in describing and explaining the nature of the invention; they are to be interpreted as any additional limitation that is not inconsistent with the spirit of the present invention.