CN2299883Y - Driving device of card clothing roller for cutting machine - Google Patents

Abstract

The utility model relates to a component of a corduroy cutting machine. A first shaft coupling (2), a worm and gear reducer (3), and a drive member (4) of the utility model are orderly connected. The other end of the first shaft coupling (2) is a connecting end which can be fixedly connected with a motor shaft of a motor (1) of a card clothing roller, and a power output component of the drive member (4) is a component which can be fixedly connected with a shaft head (71) of a card clothing roller (7). The utility model can be used for the corduroy cutting machine after the utility model is provided with relative electric components and control circuits. The utility model has the advantages of simple structure of the drive mechanism of the complete machine, convenient maintenance, high braking precision, high reliability and almost no cutting damage of a grey cloth bottom plate.

Description

Cutting machines card clothing roller transmission device

The utility model relates to a kind of transmission device that is used for the drive card clothing roller motion of corduroy cutting machines.

The transmission device of existing cutting machines, for example model is the used transmission device of cutting machines of CM653, must configuration clutch and arrestment mechanism.This machine adopts independent motor, and by V-belt transmission driving shaft, driving shaft one end is by V-belt transmission cutter axis, the other end by disk clutch, brake connect reduction box driving needle cloth rewinder roll, again by card clothing roller transmission pushing needle bar camshaft and draw-out roller.Conversion cloth speed needs to change duplicate gear and carries out speed change in reduction box.Cloth speed is selected 4.91 meters/mim, 6.05 meters/mim, 7.26 meters/mim, three retainings.Starting motor, cutter shaft rotation, first electromagnet, second electromagnet also simultaneously electric, armature sucts.First electromagnet armature sucts, makes the action of first control arm, the disc clutch sliding part is pressed vertically toward reduction box one end finish combination, and card clothing roller is rotated.Second electromagnet armature sucts simultaneously, makes the action of second control arm, and piece and brake disc are thrown off stopping, brake fade.Corduroy is stopped first electromagnet, the second electromagnet dead electricity during parking immediately as generation bouncing pilotage, holing, board in the clipping process.The landing of first electromagnet armature makes throw-out-of clutch; Second electromagnet armature landing makes the piece of stopping that brake disc is checked, and stops the generation of inertia kinetic energy, the rapid stall of card clothing roller, thereby grey cloth is draged grey cloth is cut decrease less.Because the action of frictional drag type brake and disc clutch has time-delay, so braking is started low precision, adjusted trouble, consumable accessory is many, maintenance capacity is big.And holing cuts grey cloth to decrease distance usually at 0.5～1cm, if adjust improper, cut that to decrease distance bigger, strengthened repairing of back road and knitted workload.

The purpose of this utility model is to provide a kind of height of brake accuracy in use, good reliability, grey cloth base plate not to have the cutting machines card clothing roller transmission device of the damage of cutting substantially.

The technical scheme that realizes the utility model purpose is (referring to Fig. 1 and Fig. 2), this device has the casing (31) of decelerator (3), its design feature is the driving member (4) that also have first shaft coupling (2), links to each other with card clothing roller and the worm screw (32) of decelerator (3) and worm gear (33); Worm screw (32) and worm gear (33) all are located in the casing (31), and worm screw (32) and casing (31) be rotationally connected, and worm gear (33) is fixedlyed connected with worm-wheel shaft (34), and worm-wheel shaft (34) and casing (31) are rotationally connected, and worm screw (32) is meshed with worm gear (33); One end of first shaft coupling (2) is the link of fixedlying connected with the motor shaft of card clothing roller motor (1), the other end of first shaft coupling (2) is fixedlyed connected with the termination of stretching out casing (31) of worm screw (32), the termination of stretching out casing (31) of worm-wheel shaft (34) links to each other with the power input part of driving member (4), and the power output part of driving member (4) is the parts that can fixedly connected with the spindle nose of card clothing roller (7).

Referring to Fig. 5 and Fig. 6, this device also has frequency changer circuit (5) and control circuit (6), the frequency converter of frequency changer circuit (5) have can with the three-phase terminal (U of card clothing roller motor (1) ₁, V ₁, W ₁) three power supply outlet terminals (U, V, W) of the correspondence that links to each other and three power supply input terminals (R, S, T) that can link to each other with three-phase power line (A, B, C), frequency converter also has the switch control end of control power supply input terminal (R, S, T) and power supply outlet terminal (U, V, W) break-make, is parallel with the break-make parts of point driving switch QA and auxiliary reclay J between 2 wiring pin (30A, 30C) of frequency converter switch control end; Control circuit (6) has governor circuit (61) and secondary control circuit (62); Governor circuit is in series with firing switch QA on (61) successively ₁, secondary controlled relay J ₂The break-make parts and the coil of auxiliary reclay J; The break-make parts of auxiliary reclay J and firing switch QA ₁Phase also meets firing switch QA ₁The other end be power end, the other end of the coil of auxiliary reclay J is an earth terminal; Secondary control circuit (72) has terminals t ₁And t ₂, secondary controlled relay J ₂Coil and low-tension supply; t ₁Be the terminals that can be electrically connected with the guide pin (81) on the cutting machines, t ₂Be the terminals that can be electrically connected with eedle presser (82) on the cutting machines and clipping platen (85), an end of low-tension supply and terminals t ₂Link to each other, the other end and J ₂An end of coil link to each other J ₂The other end of coil and terminals t ₁Link to each other.

Above-mentioned frequency converter is that frequency resolution is 0.01 second a frequency converter, and the low-tension supply of secondary control circuit (62) is transformer T ₁, transformer T ₁Elementary be the winding that can link to each other with civil power, transformer T ₁Secondary an end and t ₂Link to each other the other end and J ₂One end of coil links to each other.

Referring to Fig. 1 and Fig. 2, above-mentioned driving member (4) is second shaft coupling (41), one end of second shaft coupling (41) is fixedlyed connected with the termination of stretching out casing (31) of worm-wheel shaft (34) as the power input part of driving member (4), and the other end of second shaft coupling (41) is as the power output part of driving member (4).

Referring to Fig. 3 and Fig. 4, above-mentioned driving member (4) is gear pair (42), gear pair (42) has driving gear (42-1) and driven gear (42-2), driving gear (42-1) is as the power input part of driving member (4), fixedly connected with the termination of stretching out casing (31) of worm-wheel shaft (34), driven gear (42-2) as the power output part of driving member (4), can fixedly connected with the spindle nose of card clothing roller (7).

The utlity model has positive effect: the mechanical part of (1) this device makes transmission mechanism brake accuracy height, automaticity height, the reliability of cutting machines also high with after automatically controlled part is used in combination.Because in frequency control, can carry out dynamic braking, needn't be equipped with dc source in addition, as long as will supply with the trigger impulse of inverter partly disappears, keep the SCR trigger pulse on the two-phase diagonal positions wherein, make the two-phase winding of dc source, then in motor rotor, produce short circuit current, thereby produce braking moment by motor stator.Its advance is more apparent than frictional drag type brake.(2) this device comes the driving needle cloth rewinder roll by worm type of reduction gearing, this ways of deceleration not only speed reducing ratio is big but also have an auto-lock function, when card clothing roller motor braking moment disappears, because worm gear is in self-locking state, so can overcome the Tension Moment of the back grey cloth that stops, stop the counter motion of card clothing roller, thereby expose at guide pin under the situation of grey cloth base plate, making does not have relative motion substantially between guide pin and the grey cloth.(3) common quality when grey cloth carries out clipping preferably, average per 5～6 meters its base plates promptly can be cut once, and breach length is 0.5～1cm, if grey quality is poor slightly, then the breach number can be increased to average 1 every meter, then can't carry out clipping operation if grey quality is relatively poor.After using this device; though owing to cracked ends, big cotton junction impurity, syringe needle at the bottom of the grey cloth cross that point, syringe needle are rough, syringe needle is crossed reason such as curved and produced the frequent holing of guide pin; but on the grey cloth base plate, only stay next guide pin hole, in time shut down and prevented that blade from cutting the generation of corduroy base plate situation.Not only improve the clipping quality greatly but also also can carry out clipping processing to containing assorted more grey cloth, having solved for a long time, people want to solve and unsolved problem.(4) after this device is used for cutting machines,, can select the appropriate speed of a motor vehicle very easily, improve clipping efficient along with the replacing of corduroy thick-thin-strip kind by the governing system of frequency converter.(5) simple, the reliable operation of this apparatus structure.Owing to cancelled brake and clutch, thereby reduced consumable accessory and dynamo-electric maintenance, and reduced noise.

Fig. 1 is a kind of structural representation of the utility model mechanical part.

Fig. 2 looks schematic diagram for the left side of Fig. 1.

Fig. 3 is the another kind of structural representation of the utility model mechanical part.

Fig. 4 looks schematic diagram for the left side of Fig. 3.

Fig. 5 is the electrical schematic diagram of the utility model electric component.

Fig. 6 is the electrical schematic diagram that is used for the control circuit of control chart 5 electric components.

Fig. 7 is the schematic diagram of the transmission mechanism of use corduroy cutting machines of the present utility model.

Fig. 8 is the clipping fundamental diagram.

Below in conjunction with drawings and Examples the utility model is further described.

Embodiment 1

See Fig. 1 and Fig. 2

Cylinder iron make casing (31) following, taper roll bearings are installed and the two ends of worm screw (32) are connected with bearing with two through holes at following the same axis that is arranged in.

To fixedly connected with worm-wheel shaft (34) with the worm gear (33) that worm screw (32) match, and at the two ends of worm-wheel shaft (34) taper roll bearing will be installed, and bearing is placed in the semi-cylindrical pit of following upper end of casing (31).Cylinder iron make the loam cake of casing (31), the lower end of loam cake is provided with and following the corresponding half-cylindrical pit of semi-cylindrical pit, be fixedly connected to form casing (31) with following and the pit of loam cake is pressed on the taper roll bearing that links to each other with worm-wheel shaft (34) by the securing member loam cake, fixedlyed connected with casing (31) in the outer ring of taper roll bearing.

Fixedly connected with a joint of first shaft coupling (2) in the termination of stretching out casing (31) of worm screw (32), another joint of first shaft coupling (2) is fixedlyed connected with motor shaft, motor (1) is that power is 3 kilowatts motor, and motor (1) is fixed on its base.Fixedly connected with an external gear (41-1) of second shaft coupling (41) in the termination of stretching out casing (31) of worm-wheel shaft (34), second shaft coupling (41) also has internal gear (41-3) and another external gear (41-2), internal gear (41-3) is meshed with external gear (41-1), internal gear (41-3) is meshed with external gear (41-2) again, and external gear (41-2) is the attaching parts that can be fixedly linked with the spindle nose of card clothing roller (7).

See Fig. 5 and 6, the model that the frequency converter of present embodiment adopts Japanese fuji company to make is FRN-G9S, and power is that 3～3.5 kilowatts, voltage are the frequency converter of 400V, and its frequency resolution is 0.01 second.The connection of each relevant parts is provided by Fig. 5 in the frequency changer circuit (5).The power supply input terminal of frequency converter (R, S, T) links to each other with A, B, the C phase line of three-phase power line through fuse respectively, the power supply outlet terminal of frequency converter (U, V, W) respectively with the three-phase terminal (U of card clothing roller motor (1) ₁, V ₁, W ₁) link to each other, the speed governing end of frequency converter (11,12,13 pin) links to each other with the corresponding terminals of potentiometer W, and frequency converter test the speed hold FM and speed governing end-be serially connected with linear speed kilsyth basalt n between individual terminals 11 pin.Be parallel with the break-make parts of point driving switch QA and auxiliary reclay J between two terminals (30C, 30A) in the switch control end of frequency converter (30C, 30B, 30A).XA is a reversing switch, when its group retaining changes 30B pin to frequency converter, and then reverse rotation of motor (1).

Still see Fig. 5, on three-phase power line, also be connected with cutter axis motor (88), at each phase (X of three-phase power line ₁, Y ₁, Z ₁) with cutter axis motor (88) corresponding (X mutually ₂, Y ₂, Z ₂) be in series with fuse, A.C. contactor J between the terminals ₁The break-make parts and the induction control assembly of electrothermal relay RJ.

See Fig. 6, the electrical connection of each device of control circuit (6) is by providing among the figure.Governor circuit (61) is located between the live wire and ground wire of civil power, is in series with the anxious device TA that stops on the governor circuit (61) successively ₁, firing switch QA ₁, secondary relay J ₂The coil of break-make parts, travel switch XK and auxiliary reclay J, the break-make parts of auxiliary reclay J and firing switch QA ₁Phase also meets A.C. contactor J ₁Coil be connected in series mutually with the break-make parts of electrothermal relay RJ, and this serial connection branch road is attempted by coil and the two ends of auxiliary reclay J.

Still see Fig. 6, the transformer T of secondary control circuit (62) ₁Elementary winding link to each other transformer T with civil power ₁An end and the terminals t of secondary windings ₂Link to each other t ₂Link to each other transformer T with eedle presser (82) and clipping platen (85) ₁The other end of secondary windings and secondary controlled relay J ₂An end of coil link to each other J ₂The other end of coil and terminals t ₁Link to each other t ₁Link to each other with guide pin (81).

See Fig. 7, when this device uses, the external gear (41-2) of second shaft coupling (41) is fixedlyed connected with card clothing roller spindle nose (71).Again cutter axis motor (88) is linked to each other with cutter axis (89) by drive disk assembly, get final product work.

See Fig. 5 to Fig. 8,1. the switch DZ among Fig. 5 is connected then transformer T of power supply ₁Get the electric guide pin (81) and eedle presser (82) and secant platen (85) of making and be under the situation of conducting 6.3V low-voltage, and clipping platen (85) is isolated by insulation board (85-1) and complete machine.The clipping stand that will be provided with clipping platen (85) by handle rises, and the suede that makes guide pin (81) insert corduroy fabric (9) is done (92).Closed system control switch XK, the pole socket of pushing pin that will include pushing needle bar assembly (84) and pushing needle bar camshaft (83) again lifts, and has promptly finished the preparation of start.

2. see Fig. 6, press down starting button QA, governor circuit (61) conducting, the coil of A.C. contactor J gets electric and the break-make parts of J is connected, the switch control end (30C, 30A) of (see figure 5) frequency converter is connected simultaneously, and make motor (1) get electric and startup immediately, and after 0.1～5 second, reach the rotating speed that sets.When the break-make parts of J are connected, A.C. contactor J ₁Coil get electricly, and make J ₁The conducting of break-make parts, thereby cutter axis motor (88) started immediately and reach the setting rotating speed.

3. see Fig. 7, under the drive of motor (1), give card clothing roller (7) by second shaft coupling (41) with transmission of power again by first shaft coupling (2) and worm type of reduction gearing (3), card clothing roller (7) is given pushing needle bar camshaft (83) and fabric guide roll (86) with transmission of power simultaneously.

4. see Fig. 7, under the drive of motor (88), cutter axis (89) is rotated by drive disk assembly.See Fig. 8, the blade (89-1) on the cutter axis (89) then cuts corduroy fabric (9), cuts off floating latitude (91).By the transmission device of motor (1) by present embodiment card clothing roller (7) is rotated, the grey cloth of finishing clipping is draged, will cut the grey cloth of suede through fabric guide roll (86) and draw-out roller (87) and send (see figure 7) outside the machine.

5. see Fig. 8, at the bottom of running into grey cloth, have big cottonly when assorted in cracked ends or the grey cloth that guide pin (81) can be exposed base plate (93) and be contacted with clipping platen (85), and make the secondary controlled relay J in the secondary control circuit (62) among Fig. 6 ₂Coil get electric, thereby make the J that is connected in the governor circuit (61) ₂The break-make parts disconnect, and make coil and the J of J ₁Coil losing electricity, thereby make break-make parts and the J of J ₁The break-make parts disconnect motor (1) stall immediately, and motor (88) stall in several seconds that under effect of inertia, lags approximately.The stall immediately of motor (1) can guarantee stopping operating of card clothing roller (7), thereby can prevent from base plate (93) to be lifted the consequence of being cut by blade (89-1) because of guide pin (81).Motor (88) stall after a while, guide pin (81) can prevent to bend.After the shutdown, will extract out with the contacted guide pin of clipping platen (85) (81) and insert suede again and do to eliminate in (92) fault and can restart motor (1,88) and carry out work.

Embodiment 2,

See Fig. 3 and Fig. 4, all the other are with embodiment 1, difference is, driving member (4) is gear pair (42), gear pair (42) has driving gear (42-1) and driven gear (42-2), driving gear (42-1) is as the power input part of driving member (4), fixedly connected with the termination of stretching out casing (31) of worm-wheel shaft (34), and driven gear (42-2) is fixedlyed connected with the spindle nose (71) of card clothing roller (7) as the power output part of driving member (4).

Claims (5)

1, a kind of cutting machines card clothing roller transmission device has the casing (31) of decelerator (3), it is characterized in that the driving member (4) that also have first shaft coupling (2), links to each other with card clothing roller and the worm screw (32) of decelerator (3) and worm gear (33); Worm screw (32) and worm gear (33) all are located in the casing (31), and worm screw (32) and casing (31) be rotationally connected, and worm gear (33) is fixedlyed connected with worm-wheel shaft (34), and worm-wheel shaft (34) and casing (31) are rotationally connected, and worm screw (32) is meshed with worm gear (33); One end of first shaft coupling (2) is the link of fixedlying connected with the motor shaft of card clothing roller motor (1), the other end of first shaft coupling (2) is fixedlyed connected with the termination of stretching out casing (31) of worm screw (32), the termination of stretching out casing (31) of worm-wheel shaft (34) links to each other with the power input part of driving member (4), and the power output part of driving member (4) is the parts of fixedlying connected with the spindle nose of card clothing roller (7).

2, device according to claim 1 is characterized in that, this device also has frequency changer circuit (5) and control circuit (6), the frequency converter of frequency changer circuit (5) have can with the three-phase terminal (U of card clothing roller motor (1) ₁, V ₁, W ₁) three power supply outlet terminals (U, V, W) of the correspondence that links to each other and three power supply input terminals (R, S, T) that can link to each other with three-phase power line (A, B, C), frequency converter also has the switch control end of control power supply input terminal (R, S, T) and power supply outlet terminal (U, V, W) break-make, is parallel with the break-make parts of point driving switch QA and auxiliary reclay J between 2 wiring pin (30A, 30C) of frequency converter switch control end; Control circuit (6) has governor circuit (61) and secondary control circuit (62); Governor circuit is in series with firing switch QA on (61) successively ₁, secondary controlled relay J ₂The break-make parts and the coil of A.C. contactor J; The break-make parts of auxiliary reclay J and firing switch QA ₁Phase also connects; Firing switch QA ₁The other end be power end, the other end of the coil of auxiliary reclay J is an earth terminal; Secondary control circuit (62) has terminals t ₁And t ₂, secondary controlled relay J ₂Coil and low-tension supply, t ₁Be the terminals that can be electrically connected with the guide pin (81) on the cutting machines, t ₂Be the terminals that can be electrically connected with eedle presser (82) on the cutting machines and clipping platen (85), an end of low-tension supply and terminals t ₂Link to each other, the other end and J ₂An end of coil link to each other J ₂The other end of coil and terminals t ₁Link to each other.

3, device according to claim 2 is characterized in that, frequency converter is that frequency resolution is 0.01 second a frequency converter, and the low-tension supply of secondary control circuit (62) is transformer T ₁, transformer T ₁Elementary be the winding that can link to each other with civil power, transformer T ₁Secondary an end and t ₂Link to each other the other end and J ₂One end of coil links to each other.

4, according to claim 1,2,3 described devices, it is characterized in that, driving member (4) is second shaft coupling (41), one end of second shaft coupling (41) is fixedlyed connected with the termination of stretching out casing (31) of worm-wheel shaft (34) as the power input part of driving member (4), and the other end of second shaft coupling (41) is as the power output part of driving member (4).

5, according to claim 1,2,3 described devices, it is characterized in that, driving member (4) is gear pair (42), gear pair (42) has driving gear (42-1) and driven gear (42-2), driving gear (42-1) is as the power input part of driving member (4), fixedly connected with the termination of stretching out casing (31) of worm-wheel shaft (34), driven gear (42-2) as the power output part of driving member (4), can fixedly connected with the spindle nose of card clothing roller (7).

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