CN102528258A - Multi-wire copper harness end forming device and forming method thereof - Google Patents
Multi-wire copper harness end forming device and forming method thereof Download PDFInfo
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- CN102528258A CN102528258A CN2012100074773A CN201210007477A CN102528258A CN 102528258 A CN102528258 A CN 102528258A CN 2012100074773 A CN2012100074773 A CN 2012100074773A CN 201210007477 A CN201210007477 A CN 201210007477A CN 102528258 A CN102528258 A CN 102528258A
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Abstract
The invention discloses a multi-wire copper harness end forming device and a method for forming a multi-wire copper harness end by the aid of the multi-wire copper harness end forming device, which are used for solving the technical problem that connection quality of a multi-wire copper hardness and a conducting copper plate is poor by an existing resistance welding method. The technical scheme includes that the device comprises a worktable (1), a power source (28), a controller (29), a forming fixture and a pressurizing mechanism, high-precision forming of the multi-wire copper harness end is realized under the effect of pressure, two sides of the forming fixture are made of high-temperature-resistant ceramic insulating materials, heating current which is precisely controlled uniquely flows through the multi-wire copper harness end assuredly, a stopping mechanism and a copper hardness end positioning mechanism which are disposed on two sides of the forming fixture adopt an electronic-controlled pneumatic closing mode, a copper harness can be quickly assembled and disassembled, the device is provided with a mum-grade high-precision displacement sensor, and a method for controlling conduction time by the aid of deformation displacement quantity is adopted and matches with the forming fixture, so that stably control of high-precision dimension when the multi-wire copper harness end is formed is realized.
Description
Technical field
The present invention relates to a kind of shaped device, particularly relate to a kind of multifibres copper cash bundle end moulding device.Also relate to this multifibres copper cash bundle end moulding device moulding multifibres copper cash Shu Duantou method of utilizing.
Background technology
When small bore multifibres copper cash bundle adopts resistance-welding process to be connected with conductive copper sheet; If directly use the copper cash Shu Duantou of not moulding to be connected with conductive copper sheet; Multifibres copper cash Shu Duantou certainly will be loose under the effect of welding pressure; Only there is the part copper wire harness to link to each other, thereby influences conductive effect with conductive copper sheet.The effective ways that address this problem are before resistance-welding process, multifibres copper cash Shu Duantou are pre-formed as the square-section of tight one by the loose structure extruding.
Known common hot pressing or cold compression molding method are to exerted pressure moulding or directly to the moulding of being exerted pressure by profiled member by profiled member through the pressure head after the preheating.In order to guarantee after the preformed of small bore multifibres copper cash bundle reliability and the uniformity with the conductive copper sheet welding quality; Square-section size to after the multifibres copper cash Shu Duantou preformed has higher required precision, is difficult to carry out moulding with the known common hot pressing or the method for colding pressing.
Summary of the invention
For multifibres copper cash Shu Duantou and conductive copper sheet are fused, the present invention provides a kind of multifibres copper cash bundle end moulding device.This device is made up of shaping jig, pressing mechanism, power supply and controller; Under pressure; The resistance Joule heat that produces when utilizing electric current to pass through shaping area can be realized the high accuracy precise forming of small bore multifibres copper cash Shu Duantou as the method for multifibres copper cash Shu Duantou distortion institute calorific requirement; Adopt accurate medium frequency inverter electric resistance welding dc source accurately to control the size and the time of moulding heating current, can realize the accurately controlled of multifibres copper cash Shu Duantou distortion institute calorific requirement; The refractory ceramics insulating materials is adopted in the shaping jig both sides, can guarantee the accurately unique multifibres copper cash Shu Duantou that flows through of heating current of control; Shaping jig both sides stop mechanism and copper cash Shu Duantou detent mechanism adopt the ecp closed manners, can realize the quick loading and unloading of copper cash bundle; Adopt μ m level high accuracy displacement sensor, use the deformation displacement amount control method of conduction time, cooperate the stable control of high accuracy size in the time of to realize the moulding of small bore multifibres copper cash Shu Duantou hot extrusion square-section with shaping jig; Medium frequency inverter electric resistance welding dc source adopts the three-phase symmetrical powering, and electrical source power factor is high, energy-conservation, need not add auxiliary material in the forming process, can well multifibres copper cash Shu Duantou and conductive copper sheet be fused.
The present invention also provides this multifibres copper cash bundle end moulding device moulding multifibres copper cash Shu Duantou method of utilizing.
The technical solution adopted for the present invention to solve the technical problems is: a kind of multifibres copper cash bundle end moulding device; Comprise workbench 1, power supply 28 and controller 29; Power supply 28 is fixed on the workbench 1 with controller 29, is characterized in also comprising shaping jig and pressing mechanism; Shaping jig comprises right bracing frame 2, right backstop cylinder 3, right fairlead 4, right backstop cylinder axis 5, right installation sleeve 6, conductive electrode 7, lower conducting plate 9, insulating cement plank 10, shaping jig mount pad 11, left installation sleeve 12, left backstop cylinder axis 13, left fairlead 14, left backstop cylinder 15 and left bracing frame 16 down; Shaping jig mount pad 11 is fixed on the workbench 1, and lower conducting plate 9 is designed to water-cooling structure; Fixed insulation bakelite plate 10, lower conducting plate 9 and following conductive electrode 7 successively from top to bottom on the shaping jig mount pad 11, on lower conducting plate 9, the upper surface centre bit of following conductive electrode 7 is equipped with the rectangular boss face to following conductive electrode 7 through screw in compression; Left side bracing frame 16 and right bracing frame 2 are individually fixed in the left and right sides of shaping jig mount pad 11 on the workbench 1; Left side backstop cylinder 15 is supported by left bracing frame 16; Left side backstop cylinder axis 13 is connected with left installation sleeve 12; Left side fairlead 14 is enclosed within on the left backstop cylinder axis 13, and is connected through a support and shaping jig mount pad 11, and left collets 34 are arranged in left installation sleeve 12, are held out against by two screws at left installation sleeve 12 tops; Right backstop cylinder 3 is supported by right bracing frame 2; Right backstop cylinder axis 5 is connected with right installation sleeve 6; Right fairlead 4 is enclosed within on the right backstop cylinder axis 5; And be connected through a support and shaping jig mount pad 11, right collets 33 are arranged in right installation sleeve 6, are held out against by two screws at right installation sleeve 6 tops; Leave the gap between left and right installation sleeve 12 and 6 lower surface and the following conductive electrode 7; Positioning cylinder 30 is fixed on shaping jig mount pad 11 back, between pressurization cylinder frame 25 and fixed insulation bakelite plate 10, lower conducting plate 9 and following conductive electrode 7; Locating piece 32 adopts the insulation connected mode to be connected with positioning cylinder axle 31.
Pressing mechanism comprises and adds air cylinder 24, cylinder axis 23, goes up conductive plate mount pad 22, insulating cement plank 21, go up conductive plate 20, water collar 18 and last conductive electrode 17; Add air cylinder 24 and place pressurization cylinder frame 25 tops; Last conductive plate mount pad 22 is connected with cylinder axis 23; Last conductive plate 20 is connected through screw and last conductive plate mount pad 22 across insulating cement plank 21; Water collar 18 is installed in the below of last conductive plate 20, and last conductive electrode 17 adopts interference fit to embed in the water collar 18; The rectangular boss face sizes of last conductive electrode 17 lower surface sizes and following conductive electrode 7 etc. are centering in twos greatly also;
Described conductive electrode 7 materials down are simple metal tungsten.
Described lower conducting plate 9 materials are red coppers.
Described upward conductive electrode 17 materials are simple metal tungsten.
Described upward conductive plate 20 materials are red coppers.
Described water collar 18 materials are red coppers.
Described busbar 26,27 materials are red coppers.
Described displacement transducer 19 is μ m level high accuracy displacement sensors.
Described left and right collets the 34, the 33rd, the high-temperature insulation ceramic material.
A kind ofly utilize above-mentioned multifibres copper cash bundle end moulding device moulding multifibres copper cash Shu Duantou method, be characterized in may further comprise the steps:
(1) provides the forming tank closure signal, after controller 29 receives the forming tank closure signal, send left backstop cylinder solenoid valve power on signal 35, right backstop cylinder solenoid valve power on signal 36 and positioning cylinder magnetic valve power on signal 38; Left side collets 34 are drawn close down the both sides of conductive electrode 7 with right collets 33, and locating piece 32 ejects forward, form forming tank;
(2) need an end of moulding to put into forming tank multifibres copper cash bundle 8, make the forming ends of multifibres copper cash bundle 8 draw close locating piece 32.
(3) after controller 29 receives the moulding enabling signal, send pressurization cylinder solenoid valve power on signal 37, cylinder axis 23 promotes conductive electrode 17 immediately and moves downward up to multifibres copper cash bundle 8 terminations tightly are pressed in down on the epirelief table top of conductive electrode 7.
(4) controller 29 sends the beginning power on signal of power supply 28.Power supply 28 begins energising by setting current value, provides distortion required heat for multifibres copper cash bundle 8 terminations.
(5) when controller 29 detected the deformation displacement amount that the practical distortion displacement of displacement transducer 19 equals to set, controller 29 sent the energising end signal of power supply 28.
(6) controller 29 turn-offs pressurization cylinder solenoid valve power on signal 37, and last conductive electrode 17 is lifted; Controller 29 turn-offs left backstop cylinder solenoid valve power on signal 35, right backstop cylinder solenoid valve power on signal 36 and positioning cylinder magnetic valve power on signal 38 more successively then.Left side collets 34 and right collets 33 leave down the both sides of conductive electrode 7 respectively, and locating piece 32 withdraws from backward, and forming tank is opened.
(7) forming tank, execution in step (1)～(6) are again taken out in multifibres copper cash bundle 8 terminations of moulding.
The invention has the beneficial effects as follows: the present invention under pressure, the resistance Joule heat that produces when utilizing electric current to pass through shaping area has been realized the high accuracy precise forming of small bore multifibres copper cash Shu Duantou as the method for multifibres copper cash Shu Duantou distortion institute calorific requirement; Adopt accurate medium frequency inverter electric resistance welding dc source accurately to control the size and the time of moulding heating current, realized the accurately controlled of multifibres copper cash Shu Duantou distortion institute calorific requirement; The refractory ceramics insulating materials is adopted in the shaping jig both sides, has guaranteed the unique multifibres copper cash Shu Duantou that flows through of heating current of accurate control; Shaping jig both sides stop mechanism and copper cash Shu Duantou detent mechanism adopt the ecp closed manners, have realized the quick loading and unloading of copper cash bundle; Adopt μ m level high accuracy displacement sensor, use the deformation displacement amount control method of conduction time, cooperate, the stable control of high accuracy size when having realized the moulding of small bore multifibres copper cash Shu Duantou hot extrusion square-section with shaping jig; Medium frequency inverter electric resistance welding dc source adopts the three-phase symmetrical powering, and electrical source power factor is high, energy-conservation, need not add auxiliary material in the forming process, has realized efficient, the high-quality and accurate cheaply hot extrusion molding of small bore multifibres copper cash Shu Duantou.
Below in conjunction with the specific embodiment the present invention is elaborated.
Description of drawings
Fig. 1 is the structural representation of multifibres copper cash bundle end moulding device of the present invention.
Fig. 2 is that A-A overlooks enlarged drawing in the part among Fig. 1.
Among the figure, 1-workbench, the right bracing frame of 2-, the right backstop cylinder of 3-, the right fairlead of 4-, the right backstop cylinder axis of 5-; The right installation sleeve of 6-, conductive electrode under the 7-, 8-multifibres copper cash bundle, 9-lower conducting plate, 10,21-insulating cement plank, 11-shaping jig mount pad; 12-left side installation sleeve, 13-left side backstop cylinder axis, 14-left side fairlead, 15-left side backstop cylinder, 16-left side bracing frame; The last conductive electrode of 17-, 18-water collar, 19-displacement transducer, the last conductive plate of 20-, the last conductive plate mount pad of 22-; The 23-cylinder axis, 24-adds air cylinder, the 25-cylinder frame that pressurizes, 26, the 27-busbar, 28-power supply; The 29-controller, 30-positioning cylinder, 31-positioning cylinder axle, 32-locating piece, the right collets of 33-; 34-left side collets, 35-left side backstop cylinder solenoid valve power on signal, the right backstop cylinder solenoid valve of 36-power on signal, 37-pressurization cylinder solenoid valve power on signal, 38-positioning cylinder magnetic valve power on signal.
The specific embodiment
With reference to Fig. 1, Fig. 2, multifibres copper cash bundle end moulding device of the present invention is made up of shaping jig, pressing mechanism, power supply 28 and controller 29.
Shaping jig is made up of left and right pneumatic stop mechanism, the pneumatic detent mechanism in wire harness top and following galvanic circle.Left and right pneumatic stop mechanism is symmetry fully.Shaping jig comprises right bracing frame 2, right backstop cylinder 3, right fairlead 4, right backstop cylinder axis 5, right installation sleeve 6, conductive electrode 7, lower conducting plate 9, insulating cement plank 10, shaping jig mount pad 11, left installation sleeve 12, left backstop cylinder axis 13, left fairlead 14, left backstop cylinder 15 and left bracing frame 16 down, its effect be for the left and right sides of realizing the rectangle moulding of wire harness end spacing.Shaping jig mount pad 11 is fixed on the workbench 1; Fixed insulation bakelite plate 10, lower conducting plate 9 and following conductive electrode 7 successively from top to bottom on the shaping jig mount pad 11; On lower conducting plate 9, the upper surface centre bit of following conductive electrode 7 is equipped with the rectangular boss face to following conductive electrode 7 through screw in compression; Right backstop cylinder 3 is supported by right bracing frame 2; Right backstop cylinder axis 5 is connected with right installation sleeve 6; Right fairlead 4 is enclosed within on the right backstop cylinder axis 5; And be connected through a support and shaping jig mount pad 11, right collets 33 are installed in the right installation sleeve 6, held out against by two screws at right installation sleeve 6 tops.Because the guide effect of right fairlead 4, can guarantee beat can not take place when right backstop cylinder 3 drives right installation sleeve 6 move left and right.The pneumatic stop mechanism in a left side is identical with right pneumatic stop mechanism principle.Left side backstop cylinder 15 is supported by left bracing frame 16; Left side backstop cylinder axis 13 is connected with left installation sleeve 12; Left side fairlead 14 is enclosed within on the left backstop cylinder axis 13; And be connected through a support and shaping jig mount pad 11, left collets 34 are installed in the left installation sleeve 12, held out against by two screws at left installation sleeve 12 tops.Because the guide effect of left fairlead 14, can guarantee beat can not take place when left backstop cylinder 15 drives left installation sleeve 12 move left and right.Following galvanic circle is by conductive electrode 7, lower conducting plate 9 constitute down.Following conductive electrode 7 adopts simple metal tungsten material, though simple metal tungsten material electrical conductivity is low than other copper alloy electrode material, has good high temperature hardness, and at high temperature is difficult for sticking together with the wire harness copper material; The epirelief mesa width of following conductive electrode 7 is designed to the rectangle width that requires after the moulding of wire harness end.Lower conducting plate 9 is selected the red copper material for use, in order to strengthen heat radiation, is designed to water-cooling structure.During assembling, following conductive electrode 7 is mounted on shaping jig mount pad 11 through insulation bakelite plate 10 with it again through after screw in compression is on lower conducting plate 9; The height of left and right pneumatic stop mechanism should guarantee to leave the gap between lower surface and the following conductive electrode 7 of left and right installation sleeve 12,6, guarantees that left and right installation sleeve 12 and 6 can not contact with following conductive electrode 7 when the move left and right to rub.The pneumatic detent mechanism in wire harness top is made up of positioning cylinder 30, positioning cylinder axle 31 and locating piece 32, and the top of accomplishing wire harness end rectangle moulding is spacing.Positioning cylinder 30 is fixed on shaping jig mount pad 11 back, between pressurization cylinder frame 25 and fixed insulation bakelite plate 10, lower conducting plate 9 and following conductive electrode 7; The setting height(from bottom) of locating piece 32 should guarantee that locating piece 32 comes in contact friction at the epirelief table top that moves forward and backward Shi Buhui and following conductive electrode 7; Locating piece 32 adopts the insulation connected mode with positioning cylinder axle 31, avoids heating current to pass through it and forms shunting circuit.Left and right collets 34 and 33 are selected the high-temperature insulation ceramic material for use, and left and right collets 34 and 33 and supporting with it left and right installation sleeve 12 and 6 machining accuracy should be able to guarantee the parallelism precision requirement with the convex platform two sides of following conductive electrode 7.
Pressing mechanism comprises and adds air cylinder 24, cylinder axis 23, goes up conductive plate mount pad 22, insulating cement plank 21, go up conductive plate 20, water collar 18 and last conductive electrode 17.Add air cylinder 24 and place pressurization cylinder frame 25 tops; Last conductive plate mount pad 22 is connected with cylinder axis 23; Last conductive plate 20 isolated edge bakelite plates 21 are connected through screw and last conductive plate mount pad 22; Water collar 18 is installed in the below of last conductive plate 20, and last conductive electrode 17 adopts interference fit to embed in the water collar 18.Last conductive electrode 17 also adopts simple metal tungsten material, and last conductive electrode 17 lower surface rectangular dimension are the rectangular dimension that requires after the moulding of wire harness end.Last conductive plate 20 adopts the red copper material with water collar 18.During assembling, should guarantee the perpendicularity when adding air cylinder 24 moves up and down in whole travel range, also will guarantee the convex platform centering of conductive electrode 17 and following conductive electrode 7 simultaneously.
In order to control the height dimension of square-section behind the multifibres copper cash beam forming, adopted the method for deformation displacement amount control conduction time.In the forming process, controller 29 passes through the practical distortion displacements that displacement transducer 19 constantly detects short transverses, and compares with the deformation displacement amount of setting, and when the practical distortion displacement equaled to set the deformation displacement amount, power supply 28 stopped output current.
Forming process is following:
1. provide the forming tank closure signal, after controller 29 receives the forming tank closure signal, send left backstop cylinder solenoid valve power on signal 35, right backstop cylinder solenoid valve power on signal 36 and positioning cylinder magnetic valve power on signal 38.Left side collets 34 are drawn close down the both sides of conductive electrode 7 with right collets 33, and locating piece 32 ejects forward, form forming tank.
2. need an end of moulding to put into forming tank multifibres copper cash bundle 8, make the forming ends of multifibres copper cash bundle 8 draw close locating piece 32.
3. provide the moulding enabling signal; After controller 29 receives the moulding enabling signal; Send pressurization cylinder solenoid valve power on signal 37, cylinder axis 23 promotes conductive electrode 17 immediately and moves downward up to multifibres copper cash bundle 8 ends tightly are pressed in down on the epirelief table top of conductive electrode 7.
4. controller 29 sends the beginning power on signal of power supply 28.Power supply 28 begins energising by setting current value, provides distortion required heat for multifibres copper cash bundle 8 ends.
5. when controller 29 detected the deformation displacement amount that the practical distortion displacement of displacement transducer 19 equals to set, controller 29 sent the energising end signal of power supply 28.
6. controller 29 turn-offs pressurization cylinder solenoid valve power on signal 37, and last conductive electrode 17 is lifted; Controller 29 turn-offs left backstop cylinder solenoid valve power on signal 35, right backstop cylinder solenoid valve power on signal 36 and positioning cylinder magnetic valve power on signal 38 more successively then.Left side collets 34 and right collets 33 leave down the both sides of conductive electrode 7 respectively, and locating piece 32 withdraws from backward, and forming tank is opened.
7. multifibres copper cash bundle 8 is taken out forming tank, carry out 1～6 step again.
Claims (10)
1. a multifibres copper cash bundle end moulding device comprises workbench (1), power supply (28) and controller (29), and power supply (28) and controller (29) are fixed on the workbench (1), it is characterized in that: also comprise shaping jig and pressing mechanism; Shaping jig comprises right bracing frame (2), right backstop cylinder (3), right fairlead (4), right backstop cylinder axis (5), right installation sleeve (6), following conductive electrode (7), lower conducting plate (9), insulating cement plank (10), shaping jig mount pad (11), left installation sleeve (12), left backstop cylinder axis (13), left fairlead (14), left backstop cylinder (15) and left bracing frame (16); Shaping jig mount pad (11) is fixed on the workbench (1), and lower conducting plate (9) is designed to water-cooling structure; Fixed insulation bakelite plate (10), lower conducting plate (9) and following conductive electrode (7) successively from top to bottom on the shaping jig mount pad (11), on lower conducting plate (9), the upper surface centre bit of following conductive electrode (7) is equipped with the rectangular boss face to following conductive electrode (7) through screw in compression; Left side bracing frame (16) and right bracing frame (2) are individually fixed in the left and right sides that workbench (1) is gone up shaping jig mount pad (11); Left side backstop cylinder (15) is supported by left bracing frame (16); Left side backstop cylinder axis (13) is connected with left installation sleeve (12); Left side fairlead (14) is enclosed within on the left backstop cylinder axis (13), and is connected through a support and shaping jig mount pad (11), and left collets (34) are arranged in left installation sleeve (12), are held out against by two screws at left installation sleeve (12) top; Right backstop cylinder (3) is supported by right bracing frame (2); Right backstop cylinder axis (5) is connected with right installation sleeve (6); Right fairlead (4) is enclosed within on the right backstop cylinder axis (5); And be connected through a support and shaping jig mount pad (11), right collets (33) are arranged in right installation sleeve (6), are held out against by two screws at right installation sleeve (6) top; Leave the gap between the lower surface of left and right installation sleeve (12,6) and the following conductive electrode (7); Positioning cylinder (30) is fixed on shaping jig mount pad (11) at the back, is positioned between pressurization cylinder frame (25) and fixed insulation bakelite plate (10), lower conducting plate (9) and the following conductive electrode (7); Locating piece (32) adopts the insulation connected mode to be connected with positioning cylinder axle (31); Pressing mechanism comprises and adds air cylinder (24), cylinder axis (23), goes up conductive plate mount pad (22), insulating cement plank (21), go up conductive plate (20), water collar (18) and last conductive electrode (17); Add air cylinder (24) and place pressurization cylinder frame (25) top; Last conductive plate mount pad (22) is connected with cylinder axis (23); Last conductive plate (20) is connected through screw and last conductive plate mount pad (22) across insulating cement plank (21); Water collar (18) is installed in the below of last conductive plate (20), and last conductive electrode (17) adopts interference fit to embed in the water collar (18); The rectangular boss face sizes of last conductive electrode (17) lower surface size and following conductive electrode (7) etc. are centering in twos greatly also; Power supply (28) adopts medium frequency inverter electric resistance welding dc source, and lays near pressurization cylinder frame (25), and the positive and negative output of power supply (28) is electrically connected with last conductive plate (20) and lower conducting plate (9) respectively through busbar (26,27); Between controller (29) and the power supply (28) interface circuit is arranged.
2. multifibres copper cash bundle end moulding device according to claim 1 is characterized in that: described conductive electrode (7) material down is a simple metal tungsten.
3. multifibres copper cash bundle end moulding device according to claim 1, it is characterized in that: described lower conducting plate (9) material is a red copper.
4. multifibres copper cash bundle end moulding device according to claim 1 is characterized in that: described upward conductive electrode (17) material is a simple metal tungsten.
5. multifibres copper cash bundle end moulding device according to claim 1 is characterized in that: described upward conductive plate (20) material is a red copper.
6. multifibres copper cash bundle end moulding device according to claim 1, it is characterized in that: described water collar (18) material is a red copper.
7. multifibres copper cash bundle end moulding device according to claim 1 is characterized in that: described busbar (26,27) material is a red copper.
8. multifibres copper cash bundle end moulding device according to claim 1 is characterized in that: described displacement transducer (19) is a μ m level high accuracy displacement sensor.
9. multifibres copper cash bundle end moulding device according to claim 1, it is characterized in that: described left and right collets (34,33) are the high-temperature insulation ceramic materials.
10. one kind is utilized the said multifibres copper cash of claim 1 bundle end moulding device moulding multifibres copper cash Shu Duantou method, it is characterized in that may further comprise the steps:
(a) provide the forming tank closure signal, after controller (29) receives the forming tank closure signal, send left backstop cylinder solenoid valve power on signal (36), right backstop cylinder solenoid valve power on signal (36) and positioning cylinder magnetic valve power on signal (38); Left side collets (34) and right collets (33) are drawn close down the both sides of conductive electrode (7), and locating piece (32) ejects forward, form forming tank;
(b) need an end of moulding to put into forming tank multifibres copper cash bundle (8), make the forming ends of multifibres copper cash bundle (8) draw close locating piece (32);
(c) after controller (29) receives the moulding enabling signal, send pressurization cylinder solenoid valve power on signal (37), cylinder axis (23) promotes conductive electrode (17) immediately and moves downward up to multifibres copper cash bundle (8) termination is pressed on down on the epirelief table top of conductive electrode (7);
(d) controller (29) sends the beginning power on signal of power supply (28); Power supply (28) begins energising by setting current value, provides distortion required heat for multifibres copper cash bundle (8) termination;
(e) when controller (29) detected the deformation displacement amount that the practical distortion displacement of displacement transducer (19) equals to set, controller (29) sent the energising end signal of power supply (28);
(f) controller (29) turn-offs pressurization cylinder solenoid valve power on signal (37), and last conductive electrode (17) is lifted; Controller (29) turn-offs left backstop cylinder solenoid valve power on signal (36), right backstop cylinder solenoid valve power on signal (36) and positioning cylinder magnetic valve power on signal (38) more successively then; Left side collets (34) and right collets (33) leave down the both sides of conductive electrode (7) respectively, and locating piece (32) withdraws from backward, and forming tank is opened;
(g) forming tank, execution in step (a)～(f) are again taken out in multifibres copper cash bundle (8) termination of moulding.
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| CN2012100074773A CN102528258B (en) | 2012-01-11 | 2012-01-11 | Multi-wire copper harness end forming device and forming method thereof |
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| CN2012100074773A CN102528258B (en) | 2012-01-11 | 2012-01-11 | Multi-wire copper harness end forming device and forming method thereof |
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