CN102030223B - Constant-tension winding machine for niobium titanium-copper superconducting solenoid coils - Google Patents

Constant-tension winding machine for niobium titanium-copper superconducting solenoid coils Download PDF

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Publication number
CN102030223B
CN102030223B CN2010105603810A CN201010560381A CN102030223B CN 102030223 B CN102030223 B CN 102030223B CN 2010105603810 A CN2010105603810 A CN 2010105603810A CN 201010560381 A CN201010560381 A CN 201010560381A CN 102030223 B CN102030223 B CN 102030223B
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China
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pulley
arm
winding displacement
ball
screw
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CN2010105603810A
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Chinese (zh)
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CN102030223A (en
Inventor
徐风雨
刘孝坤
陈安斌
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哈尔滨工业大学
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Abstract

The invention provides a constant-tension winding machine for niobium titanium-copper superconducting solenoid coils, relating to a winding machine for superconducting solenoid coils. The invention solves the problems of complex winding process, high labor intensity of operators and low use ratio of equipment space of the current winding machine for superconducting solenoid coils. In the invention, an L-shaped portal frame is provided with two first slider linear guide rails and a first ball screw, and a double-track pulley is installed on a wiring arm. A wiring support arm of the wiring arm is provided with a wiring pulley, and a wire loading support arm of the wiring arm is provided with a wire loading pulley. A movable pulley is installed on a movable pulley axis support, and a wire loading tray is rotatably installed on a wire loading support. A superconducting solenoid coil to be wound is rotatably installed on a winding support, and a lead wire is led out through the wire loading tray and wound on the superconducting solenoid coil to be wound after moving round the wire loading pulley, one slideway of the double-track pulley, the movable pulley, the other slideway of the double-track pulley and the wiring pulley. The constant-tension winding machine is suitable for winding niobium titanium-copper superconducting solenoid coils.

Description

The permanent tension force coiling of niobium titanium-copper superconducting solenoid coil machine
Technical field
The present invention relates to a kind of superconducting solenoid coil coiling machine, be specifically related to the permanent tension force coiling of a kind of niobium titanium-copper superconducting solenoid coil machine, belong to the superconduction electrical technology field.
Background technology
The solenoid coil operating temperature of using niobium titanium-copper superconducting line winding is generally about 4.2K; So this type superconducting coil owing to the different shrinkage rate of the various materials of coil inside produces built-in thermal stress, can bear increasing Lorentz force at excitation superconducting line in the process of working current when normal temperature drops to operating temperature.When design this type superconducting coil, usually through selecting suitable coiling prestress to control the tolerate stress that thermal stress that this type superconducting coil produces and Lorentz force are no more than each material of coil inside in above-mentioned two processes.
For keeping constant, present coiling machine basically, the coiling prestress that guarantees this type superconducting coil adopts following two kinds of methods.A kind of method is to adopt electromagnetic power brake as executive device, adopts tension force on the strain gauge detection line usually, utilizes the size of the difference control electromagnetic power brake application force between the tension measurements and setting value on the line.One of shortcoming of this method is not allow reverse coiling (roll unwrapping wire and paying out reel coiling), and this has brought cooresponding difficulty for the technique for coiling of formulating and carry out this type superconducting coil.Two of the shortcoming of this method is to overlap independently tension force shock absorber on the line in case the anxious stopping time of locking system causes breaks and the loose ends accident for the coiling machine increases by one.Another kind method is to adopt torque motor as executive device, adopts the indicating device of the combination of a sleeve spring and movable pulley as tension force on the line usually, and the electric current of adjustment force torque motor makes movable pulley get back to desired location when movable pulley departs from desired location.This method allows reverse coiling, but still a kind of second shortcoming of method before can not overcoming, and manual regulation torque motor electric current has increased the complexity and the labor intensity of operating personnel of coiling process simultaneously.
Summary of the invention
To the objective of the invention is that the coiling process that existing superconducting solenoid coil coiling machine exists is complicated, labor intensity of operating personnel is big and the low problem of device space degree of utilization in order solving, and then the permanent tension force coiling of a kind of niobium titanium-copper superconducting solenoid coil machine to be provided.
Technical scheme of the present invention is: the permanent tension force coiling of niobium titanium copper superconducting solenoid coil machine comprises treats around superconducting solenoid coil, L shaped gantry support, balancing disk, counterweight counterweight, movable pulley axle center support, movable pulley, linear displacement transducer, winding displacement dolly, first ball-screw, first drive motor, first sleeve, carriage, winding displacement arm, two-orbit pulley, winding displacement pulley, pulley block belt pulley, unwrapping wire drum, drive belt, retarder, wire-unfolding rack, second ball-screw, winding bracket, coiling driving governor, first turning cylinder, second turning cylinder, second sleeve, second drive motor, two travelling arms, two first slide block line slideways and two second slide block line slideways;
Be arranged with two first slide block line slideways on the upper surface of the vertical part of said L shaped portal frame in parallel, said first ball-screw is rotatably installed in the vertical part of L shaped portal frame, and between two first slide block line slideways; First ball-screw and two first slide block line slideways laterally arrange, and said winding displacement dolly is sleeved on the crossbeam of the vertical part of L shaped portal frame, and the winding displacement dolly matches with two first slide block line slideways; Be installed with first sleeve on the lower surface of the last deckle board of winding displacement dolly; And first sleeve set is on first ball-screw, and first drive motor is fixedly mounted on first ball screw, is used to drive first ball-screw and rotates; Be installed with the winding displacement arm on the crossbeam of the vertical part of said L shaped portal frame; Winding displacement arm and L shaped portal frame be the beam vertical setting of part vertically, and said two-orbit pulley is installed on the center of winding displacement arm, and the winding displacement support arm of said winding displacement arm is provided with the winding displacement pulley; The unwrapping wire support arm of winding displacement arm is provided with pulley block; Vertical parallel two travelling arms that are equipped with on the lower surface of said winding displacement dolly, the lower end of two travelling arms is equipped with carriage, and said movable pulley axle center carrying sleeve is on travelling arm; Movable pulley axle center support slides up and down along travelling arm; Said movable pulley is installed on the support of movable pulley axle center, and balancing disk is fixedly mounted on the lower surface of movable pulley axle center support, and said counterweight counterweight is installed on the balancing disk; Said linear displacement transducer is installed in the upper end of travelling arm, is used to measure the vertical displacement of movable pulley;
The horizontal component of said L shaped portal frame is arranged with two second slide block line slideways in parallel; Said second ball-screw is rotatably installed in the horizontal component of L shaped portal frame, and between two second slide block line slideways, second ball-screw and two second slide block line slideways laterally arrange; Said wire-unfolding rack is installed on the second slide block line slideway; And wire-unfolding rack slides on two second slide block line slideways, be installed with second sleeve on the lower surface of said wire-unfolding rack, and second sleeve set is on second ball-screw; Second drive motor is installed on second ball-screw; Be used to drive second ball-screw and rotate, said unwrapping wire drum is rotatably installed on the wire-unfolding rack through first turning cylinder, and said retarder is fixedly mounted on the wire-unfolding rack; Be installed with belt pulley on first turning cylinder, belt pulley is connected through drive belt with the mouth of retarder;
Said treating is rotatably installed on the winding bracket through second turning cylinder around superconducting solenoid coil, and the motor output shaft of coiling driving governor is captiveed joint with second turning cylinder, treats to laterally arrange around superconducting solenoid coil and unwrapping wire drum;
Niobium titanium copper superconducting line is drawn by the unwrapping wire drum, and another slideway and the winding displacement pulley of walking around a slideway, movable pulley, the two-orbit pulley of pulley block, two-orbit pulley successively are wrapped in to be treated on superconducting solenoid coil.
The present invention compared with prior art has following effect: 1, equipment adopts the portal frame structure, and arrangement space is compact, has greatly reduced the floor area of equipment.
2, the movable pulley that moves in vertical direction is that niobium titanium-copper superconducting line provides enough buffer lengths, and the coiling machine need not to be provided with independently tension force shock absorber on the line.
3, coiling process is simple, and labor intensity of operating personnel is little.
4. tension force is through changing the convenient setting of counterweight weight on the line, and the stability of Tension Control is intuitively found out by the and reliable in stability of movable pulley upright position.
5. be wound into from the unwrapping wire drum at niobium titanium-copper superconducting line and treat around the process of superconducting solenoid coil, to guarantee the only downward face bend of lead, avoided lead owing to cause the inner fatigue stress of lead to the upper and lower surfaces alternating bending.
Description of drawings
Fig. 1 is that master of the present invention looks scheme drawing; Fig. 2 is perspective view of the present invention (treating to be presented on around superconducting solenoid coil 2 front side of this block diagram); Fig. 3 is perspective view of the present invention (unwrapping wire drum 18 is presented on the front side of this block diagram); Fig. 4 is the winding path scheme drawing of lead, and Fig. 5 is the permanent Tension Control principle schematic (F is a tension force on the line among the figure, and Mg is the weight sum of movable pulley 7, movable pulley axle center support 6, balancing disk 4 and counterweight counterweight 5) of the present invention; Fig. 6 is that the spatial structure of winding displacement arm 13 of the present invention and the position of winding displacement arm 13 and two-orbit pulley 14, winding displacement pulley 15 and pulley block 16 concern scheme drawing; Fig. 7 is a place partial enlarged drawing of Fig. 1, and Fig. 8 is the b place partial enlarged drawing of Fig. 3, and Fig. 9 is the c place partial enlarged drawing of Fig. 2; Figure 10 is the d place partial enlarged drawing of Fig. 3, and Figure 11 is the e place partial enlarged drawing of Fig. 3.
The specific embodiment
The specific embodiment one: combine Fig. 1-Figure 11 that this embodiment is described; The permanent tension force coiling of the niobium titanium of this embodiment-copper superconducting solenoid coil machine comprises to be treated around superconducting solenoid coil 2, L shaped gantry support 3, balancing disk 4, counterweight counterweight 5, movable pulley axle center support 6, movable pulley 7, linear displacement transducer 9, winding displacement dolly 10, first ball-screw 11, first drive motor 30, first sleeve 31, carriage 32, winding displacement arm 13, two-orbit pulley 14, winding displacement pulley 15, pulley block 16, belt pulley 17, unwrapping wire drum 18, drive belt 19, retarder 20, wire-unfolding rack 21, second ball-screw 22, winding bracket 24, coiling driving governor 25, first turning cylinder 26, second turning cylinder 27, second sleeve 28, second drive motor 29, two travelling arms 8, two the first slide block line slideways 12 and two second slide block line slideways 23;
Be arranged with two first slide block line slideways 23 on the upper surface of the vertical part of said L shaped portal frame 3 in parallel, said first ball-screw 11 is rotatably installed in the vertical part of L shaped portal frame 3, and between two first slide block line slideways 23; First ball-screw 11 and two first slide block line slideways 23 laterally arrange, and said winding displacement dolly 10 is sleeved on the crossbeam of L shaped portal frame 3 vertical parts, and winding displacement dolly 10 matches with two first slide block line slideways 23; Be installed with first sleeve 31 on the lower surface of the last deckle board of winding displacement dolly 10; And first sleeve 31 is sleeved on first ball-screw 11, and first drive motor 30 is fixedly mounted on first ball screw 11, is used to drive first ball-screw 11 and rotates; Be installed with winding displacement arm 13 on the crossbeam of said L shaped portal frame 3 vertical parts; Winding displacement arm 13 and the vertically beam vertical setting of part of L shaped portal frame 3, said two-orbit pulley 14 is installed on the center of winding displacement arm 13, and the winding displacement support arm 13-1 of said winding displacement arm 13 is provided with winding displacement pulley 15; The unwrapping wire support arm 13-2 of winding displacement arm 13 is provided with pulley block 16; The vertical parallel lower end that 8, two travelling arms 8 of two travelling arms are installed is equipped with carriage 32 on the lower surface of said winding displacement dolly 10, and said movable pulley axle center support 6 is enclosed within on the travelling arm 8; Movable pulley axle center support 6 slides up and down along travelling arm 8; Said movable pulley 7 is installed on the movable pulley axle center support 6, and balancing disk 4 is fixedly mounted on the lower surface of movable pulley axle center support 6, and said counterweight counterweight 5 is installed on the balancing disk 4; Said linear displacement transducer 9 is installed in the upper end of travelling arm 8, is used to measure the vertical displacement of movable pulley 7;
The horizontal component of said L shaped portal frame 3 is arranged with two second slide block line slideways 23 in parallel; Said second ball-screw 22 is rotatably installed in the horizontal component of L shaped portal frame 3, and between two second slide block line slideways 23, second ball-screw 22 and two second slide block line slideways 23 laterally arrange; Said wire-unfolding rack 21 is installed on the second slide block line slideway 23; And wire-unfolding rack 21 slides on two second slide block line slideways 23, is installed with second sleeve 28 on the lower surface of said wire-unfolding rack 21, and second sleeve 28 is sleeved on second ball-screw 22; Second drive motor 29 is installed on second ball-screw 22; Be used to drive second ball-screw 22 and rotate, said unwrapping wire drum 18 is rotatably installed on the wire-unfolding rack 21 through first turning cylinder 26, and said retarder 20 is fixedly mounted on the wire-unfolding rack 21; Be installed with belt pulley 17 on first turning cylinder 26, belt pulley 17 is connected through drive belt 19 with the mouth of retarder 20;
Said treating is rotatably installed on the winding bracket 24 through second turning cylinder 27 around superconducting solenoid coil 2, and the motor output shaft of coiling driving governor 25 is captiveed joint with second turning cylinder 27, treats to laterally arrange around superconducting solenoid coil 2 and unwrapping wire drum 18;
Niobium titanium-copper superconducting line 1 is drawn by unwrapping wire drum 18, and another slideway and the winding displacement pulley 15 of walking around a slideway, movable pulley 7, the two-orbit pulley 14 of pulley block 16, two-orbit pulley 14 successively are wrapped in to be treated on superconducting solenoid coil 2.
Tension force F is produced by the weight Mg of movable pulley 7, movable pulley axle center support 6, balancing disk 4 and counterweight counterweight 5 on the line, and for this reason weight Mg 1/2.When coiling machine sudden stop or experience power failure fault, movable pulley 7 sliding scale in vertical direction is that niobium titanium-copper superconducting line 1 provides buffer length, has avoided broken string and loose ends accident.
The specific embodiment two: combine Fig. 3 that this embodiment is described, the diameter of the movable pulley 7 of this embodiment and the equal diameters of two-orbit pulley 14, and movable pulley 7 be positioned at two-orbit pulley 14 under.So be provided with, be convenient to coil winding.Other composition is identical with the specific embodiment one with annexation.
The specific embodiment three: combine Fig. 3 that this embodiment is described, the unwrapping wire drum 18 of this embodiment be positioned at pulley block 16 under.So be provided with, be convenient to coil winding.Other composition is identical with the specific embodiment one or two with annexation.
The specific embodiment four: combine Fig. 6 that this embodiment is described; The winding displacement arm 13 of this embodiment comprises master arm 13-3, winding displacement support arm 13-1 and unwrapping wire support arm 13-2; The end of said master arm 13-3 is connected with winding displacement support arm 13-1, and the other end of said master arm 13-3 is connected with unwrapping wire support arm 13-2.So be provided with, winding displacement arm 13 is processed the branch body structure, is convenient to adjust the position relation between pulley block 16 and the unwrapping wire drum 18.Other composition is identical with the specific embodiment one, two or three with annexation.

Claims (4)

1. the permanent tension force coiling of a niobium titanium-copper superconducting solenoid coil machine; It is characterized in that: it comprises treats around superconducting solenoid coil (2), L shaped gantry support (3), balancing disk (4), counterweight counterweight (5), movable pulley axle center support (6), movable pulley (7), linear displacement transducer (9), winding displacement dolly (10), first ball-screw (11), first drive motor (30), first sleeve (31), carriage (32), winding displacement arm (13), two-orbit pulley (14), winding displacement pulley (15), pulley block (16), belt pulley (17), unwrapping wire drum (18), drive belt (19), retarder (20), wire-unfolding rack (21), second ball-screw (22), winding bracket (24), coiling driving governor (25), first turning cylinder (26), second turning cylinder (27), second sleeve (28), second drive motor (29), two travelling arms (8), two the first slide block line slideways (12) and two second slide block line slideways (23);
Be arranged with two first slide block line slideways (23) on the upper surface of the vertical part of said L shaped portal frame (3) in parallel; Said first ball-screw (11) is rotatably installed in the vertical part of L shaped portal frame (3), and is positioned between two the first slide block line slideways (23), and first ball-screw (11) laterally arranges with two first slide block line slideways (23); Said winding displacement dolly (10) is sleeved on the crossbeam of the vertical part of L shaped portal frame (3); And winding displacement dolly (10) matches with two first slide block line slideways (23), is installed with first sleeve (31) on the lower surface of the last deckle board of winding displacement dolly (10), and first sleeve (31) is sleeved on first ball-screw (11); First drive motor (30) is fixedly mounted on first ball screw (11); Be used to drive first ball-screw (11) and rotate, be installed with winding displacement arm (13) on the crossbeam of the vertical part of said L shaped portal frame (3), winding displacement arm (13) and the vertically beam vertical setting of part of L shaped portal frame (3); Said two-orbit pulley (14) is installed on the center of winding displacement arm (13); The winding displacement support arm (13-1) of said winding displacement arm (13) is provided with winding displacement pulley (15), and the unwrapping wire support arm (13-2) of winding displacement arm (13) is provided with pulley block (16), vertical parallel two travelling arms (8) that are equipped with on the lower surface of said winding displacement dolly (10); The lower end of two travelling arms (8) is equipped with carriage (32); Said movable pulley axle center support (6) is enclosed within on the travelling arm (8), and movable pulley axle center support (6) slides up and down along travelling arm (8), and said movable pulley (7) is installed on the movable pulley axle center support (6); Balancing disk (4) is fixedly mounted on the lower surface of movable pulley axle center support (6); Said counterweight counterweight (5) is installed on the balancing disk (4), and said linear displacement transducer (9) is installed in the upper end of travelling arm (8), is used to measure the vertical displacement of movable pulley (7);
The horizontal component of said L shaped portal frame (3) is arranged with two second slide block line slideways (23) in parallel; Said second ball-screw (22) is rotatably installed in the horizontal component of L shaped portal frame (3); And be positioned between two the second slide block line slideways (23); Second ball-screw (22) laterally arranges with two second slide block line slideways (23), and said wire-unfolding rack (21) is installed on the second slide block line slideway (23), and wire-unfolding rack (21) is gone up slip at two second slide block line slideways (23); Be installed with second sleeve (28) on the lower surface of said wire-unfolding rack (21); And second sleeve (28) is sleeved on second ball-screw (22), and second drive motor (29) is installed on second ball-screw (22), is used to drive second ball-screw (22) and rotates; Said unwrapping wire drum (18) is rotatably installed on the wire-unfolding rack (21) through first turning cylinder (26); Said retarder (20) is fixedly mounted on the wire-unfolding rack (21), is installed with belt pulley (17) on first turning cylinder (26), and belt pulley (17) is connected through drive belt (19) with the mouth of retarder (20);
Said treating is rotatably installed on the winding bracket (24) through second turning cylinder (27) around superconducting solenoid coil (2); The motor output shaft of coiling driving governor (25) is captiveed joint with second turning cylinder (27), treats to laterally arrange around superconducting solenoid coil (2) and unwrapping wire drum (18);
Niobium titanium-copper superconducting line (1) is drawn by unwrapping wire drum (18), and another slideway and the winding displacement pulley (15) of walking around a slideway, movable pulley (7), the two-orbit pulley (14) of pulley block (16), two-orbit pulley (14) successively are wrapped in to be treated on superconducting solenoid coil (2).
2. the permanent tension force coiling of niobium titanium according to claim 1-copper superconducting solenoid coil machine is characterized in that: the equal diameters of the diameter of movable pulley (7) and two-orbit pulley (14), and movable pulley (7) be positioned at two-orbit pulley (14) under.
3. the permanent tension force coiling of niobium titanium according to claim 1 and 2-copper superconducting solenoid coil machine is characterized in that: unwrapping wire drum (18) be positioned at pulley block (16) under.
4. the permanent tension force coiling of niobium titanium according to claim 3-copper superconducting solenoid coil machine; It is characterized in that: winding displacement arm (13) comprises master arm (13-3), winding displacement support arm (13-1) and unwrapping wire support arm (13-2); One end of said master arm (13-3) is connected with winding displacement support arm (13-1), and the other end of said master arm (13-3) is connected with unwrapping wire support arm (13-2).
CN2010105603810A 2010-11-26 2010-11-26 Constant-tension winding machine for niobium titanium-copper superconducting solenoid coils CN102030223B (en)

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