CN103587997A - Automatic tension control device of non-woven fabric dividing and cutting machine - Google Patents
Automatic tension control device of non-woven fabric dividing and cutting machine Download PDFInfo
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- CN103587997A CN103587997A CN201310592632.7A CN201310592632A CN103587997A CN 103587997 A CN103587997 A CN 103587997A CN 201310592632 A CN201310592632 A CN 201310592632A CN 103587997 A CN103587997 A CN 103587997A
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Abstract
The invention provides an automatic tension control device of a non-woven fabric dividing and cutting machine and relates to the technical field of the dividing and cutting machines. The automatic tension control device is used for achieving automatic control of tension of the non-woven fabric dividing and cutting machine. The automatic tension control device comprises supports, a supporting roller, shaft sleeves, rod-shaped parts, a counter weight part, a rotatable tension roller and an air cylinder. The supports are used for supporting other parts. The two ends of the supporting roller are movably arranged on the supports through bearing components. The shaft sleeves capable of freely rotating are arranged at the two ends of the supporting roller in a sleeved mode. The rod-shaped parts extend forwards and backwards from the shaft sleeves respectively. The stationary counter weight part and the tension roller are connected to the free ends of the rod-shaped parts on the two sides of the shaft sleeves respectively. The two ends of the air cylinder driving the rod-shaped parts to rotate around the supporting roller are movably connected with the supports and one rod-shaped part respectively. An input shaft of an encoder is connected with a chain wheel in a chain transmission mode, and the chain wheel is fixed on one shaft sleeve. The encoder is in signal connection with a motor through a wire and the motor is used for driving a paying-off roller to rotate. The automatic tension control device achieves the automatic control of tension of the non-woven fabric dividing and cutting machine, and is accurate in tension adjustment and high in automation degree, and the dividing and cutting width of the non-woven fabric dividing and cutting machine for leftover materials can be freely adjusted.
Description
Technical field
The present invention relates to cutting machine technical field, specifically a kind of in the separating and cutting process of nonwoven fabrics the control setup of adjustment of tonicity automatically.
Background technology
Nonwoven fabrics claims again adhesive-bonded fabric, to be formed by orientation or random fiber, be environment-friendly materials of new generation, there is protection against the tide, ventilative, pliable and tough, light weight, not combustion-supporting, easy decomposition, nontoxic nonirritant, rich color, the advantage such as use again cheap, capable of circulation.Nonwoven fabrics cutting machine is during for minute cutting process of nonwoven fabrics, and the non-woven fabric coiled material slitting of wide cut becomes to be applicable to the coiled material in a narrow margin of various need of productions, and the marginal portion of cutting away becomes waste material.In cutting machine working process, the position of cutting knife on cutter shaft is changeless, for saving fiber, reducing trimming rate, need to regulate by controlling the rotating speed of unwinding and rewinding the tension force of unwinding and rewinding.Because nonwoven fabrics itself has elasticity, when nonwoven fabrics tension, perpendicular to direction of pull, produce deformation narrowed width, and then change the width of trimming.As the nonwoven fabrics cutting machine tenslator of Chinese patent 201220547736.7 announcements, one pivoted arm is connected with frame by cylinder, pivoted arm is provided with dance roller, extension elongation by adjusting cylinders piston rod is carried out adjustment of tonicity, and the trimming width of marginal portion cannot regulate as required in this manner.The high-speed cutter of the coiling tape tension control device that Chinese patent 2013201548090 is announced, a kind of cutting machine for minute cut paper is provided, its tenslator comprises a pair of swing arm, balancer shaft and jockey pulley, a pair of swing arm is rotating to be arranged in frame, at the two ends of swing arm, be respectively equipped with balancer shaft and jockey pulley, in frame, be provided with the cylinder of controlling swing arm tension force, by angular transducer, the swing arm swinging signal of perception is passed to the motor that drives jockey pulley to rotate, and then realize the adjusting of tension force.Such scheme is to carry out adjustment of tonicity by controlling the rotating speed of jockey pulley, and the velocity contrast of unwinding and rewinding cannot regulate, and can not regulate by the speed of controlling rolling and unreel the width of trimming.
Summary of the invention
The object of the invention is to by a kind of nonwoven fabrics cutting machine tenslator that regulates rolling and unreel speed discrepancy is provided, for solving existing nonwoven fabrics cutting machine when minute cutting process of nonwoven fabrics, the problem that trimming width cannot regulate as required.
The present invention solves the technical scheme that its technical matters takes: nonwoven fabrics cutting machine automatic tension control apparatus, it is characterized in that, and comprise
For supporting the support of miscellaneous part,
Two ends are movably arranged on the backing roll on described support by bearing assembly, and be equipped with respectively axle sleeve free to rotate at described backing roll two ends, and from described axle sleeve respectively forward and extend back a rod-like members, free end in the rod-like members of axle sleeve both sides is connected with respectively static weight member and rotating jockey pulley
One drives the driving cylinder two ends that rod-like members is rotated around backing roll to be flexibly connected with support and one of them rod-like members respectively.
Also comprise that one is arranged on the coder on described support, and the input shaft of described coder is connected with the sprocket wheel being fixed on axle sleeve by chain transmission, described coder carries out signal by wire with the motor that drives let off roll to rotate and is connected.
Further, described rod-like members is the rocking arm that is fixed on axle sleeve both sides, and between two rocking arms, becomes V font or in-line to arrange.
Further, pipe link two ends are connected in the rod-like members of described backing roll both sides.
Further, described weight member is that two ends are fixed on the balancer shaft on described rocking arm.
Further, be provided with an otic placode on described rocking arm, described cylinder piston rod end and described otic placode are hinged.
Further, at the rocking arm free end near described balancer shaft place, be also provided with clump weight.
For convenience of manufacturing, described axle sleeve and rocking arm are by welding or/and screw links into an integrated entity.
For convenience of manufacturing, described axle sleeve and rocking arm are integrated by machinework.
Beneficial effect of the present invention: the present invention is by providing a kind of nonwoven fabrics cutting machine automatic tension control apparatus, for nonwoven fabrics, divide the speed of cutting process let off roll to regulate, by cylinder, control the swing of rocking arm, by the sprocket wheel with synchronous rocker rotation, angular displacement signal is passed to and controlled the motor that let off roll rotates by coder, can realize the fine adjustment of the speed of unreeling, and then the velocity contrast of change unwinding and rewinding is realized the fine adjustment of tension force; The variation of tension force changes the deformation of nonwoven fabrics, and then changes the width of leftover pieces after cutting, and greatly reduces trimming rate by reducing the mode of leftover pieces cutting width, has reduced the waste of fiber; Each parts concerted action, only needs to regulate the aperture of hand valve while needing, degree of automation is high.
Accompanying drawing explanation
Fig. 1 is graphics of the present invention;
Fig. 2 is the front view of Fig. 1;
Fig. 3 is that the present invention is applied to the graphics on cutting machine;
Fig. 4 is the front elevation of Fig. 3;
Fig. 5 is non-woven fabric cloth schematic diagram in minute cutting process;
Deformation schematic diagram when Fig. 6 is nonwoven fabrics tension;
In figure: 1 support, 21 rocking arms, 22 jockey pulleys, 23 axle sleeves, 23 ' axle sleeve, 24 otic placodes, 25 backing rolls, 26 balancer shafts, 27 clump weights, 28 pipe links, 31 coders, 32 fixed cards, 33 chains, 34 hinge wheels, 4 cylinders, 5 bearing seats, 61 let off roll, 62 first distribute rolls, 63 second distribute rolls, 64 the 3rd distribute rolls, 65 rotors, 66 help rolls, 7 cutting knifes, 8 frames, 9 nonwoven fabrics.
The specific embodiment
As shown in Figures 1 to 5, the present invention includes support 1, rocking arm 21, jockey pulley 22, axle sleeve 23, backing roll 25, balancer shaft 26, coder 31, chain 33, hinge wheel 34 and cylinder 4.Below in conjunction with accompanying drawing, describe the present invention.
As shown in Figure 1, support 1 comprises the metal piece of two " ⊥ " shape structures that are oppositely arranged, and the metal piece of each " ⊥ " shape structure can form by two square steel vertical weldings; Support 1 is for miscellaneous part being installed and being played a supportive role, and its shape can be also framed structure.A side on support 1 top is fixed with the bearing seat 5 of pair of opposing, between diaxon bearing 5, by bearing, one backing roll 25 is installed.The movable axle sleeve 23 that is nested with respectively on the support roll shaft at two ends, and fix respectively a rocking arm 21 in the both sides of each axle sleeve 23, the rocking arm 21 of same axle sleeve 23 both sides forms " V " font or " one " font from axle sleeve, can determine to adopt which kind of form according to actual usage space.For the rocking arm of both sides 21 being connected into an integral body, and carry out synchronization action, be provided with a pipe link 28 between two rocking arms 21, pipe link 28 only works the effect of being fixedly connected with, and can be axial workpiece, can be also angle steel or square steel.Be positioned on two rocking arms 21 of rear side, be fixed with respectively an axle sleeve 23 ', two axle sleeves 23 ' on the rotating jockey pulley 22 that is provided with; Between two rocking arms 21 in front side, be fixed with a balancer shaft 26, the effect of balancer shaft 26 is the weight of the jockey pulley 22 of balance opposite side, and can on balancer shaft 26, fixedly mount as required clump weight 27.
On the support 1 above bearing seat 5, a hinged cylinder 4 is fixed with an otic placode 24 on rocking arm 21, and cylinder 4 piston-rod ends are installed in rotation on otic placode 24.The swing that act as driving rocking arm 21 of cylinder 4, when cylinder 4 piston rods are done fore and aft motion, rocking arm 21 just swings around supporting roll shaft.
On support 1 below bearing seat 5, fixed card 32 is installed, in the middle of fixed card 32, become semicircle, in the middle of after two fixed cards 32 are docking together, become a cylindrical shape, and by bolt, two fixed cards are fixedly connected with, one coder 31 is fixed in the cavity that two fixed cards 32 surround, and fixed card 32 essence are the installing component of coder 31.On the code disk shaft of coder 31, be installed with a minor sprocket, in the side of axle sleeve 23, be fixed with a hinge wheel 34, one chains 33 and hinge wheel 34 and minor sprocket coordinates and large and small sprocket wheel is coupled together.Coder 31 is connected with driving the motor signal of let off roll 61 by wire.When cylinder 4 drives rocking arm 21 to swing, axle sleeve 23 rotates, the hinge wheel 34 being fixed on axle sleeve 23 rotates, and then by the rotation of chain-driving minor sprocket, the rotation of minor sprocket drives again the angular transposition of encoder code disc to change, and then pass the signal on the motor that drives let off roll 61, motor is made the action of acceleration or deceleration according to the difference of signal.
The effect of rocking arm 21 is for backing roll 25 and jockey pulley 22 are installed, and indirectly drives the code-disc of coder to rotate by self swing, and the shape of rocking arm 21 also can, for " one " font, can realize above-mentioned functions equally.
For ease of the action of control cylinder 4 piston rods, can realize by the suction quantity of hand valve adjusting cylinders 4 stretching out or retracting of piston rod, hand valve and cylinder intake air quantity be adjusted to prior art, repeat no more.
As shown in Figure 3, Figure 4, the graphics of applying on cutting machine for the present invention, in both sides of the present invention, respectively cutting blade assembly is set and cloth unreels assembly, wherein cutting blade assembly comprises rotor 65, help roll 66 and is fixed on the annular cutting knife 7 on rotor 65, cloth unreels assembly and comprises let off roll 61, the first distribute roll 62, the second distribute roll 63 and the 3rd distribute roll 64 arranging in turn, and above-mentioned each roller is all arranged in frame 8 rotationally.
As shown in Figure 5, cloth schematic diagram for nonwoven fabrics, on let off roll 61, be wound with the nonwoven fabrics of rolling, nonwoven fabrics 9 successively through the bottom of let off roll 61, the top of the top of the first distribute roll 62, the second distribute roll 63, the top of the bottom of jockey pulley 22, the 3rd distribute roll 64, the bottom of the bottom of backing roll 25 and rotor 65, and be clipped between rotor 65 and help roll 66.Above-mentioned each roller is used for nonwoven fabrics tensioning, but is not limited only to above-mentioned tensioning mode.
Below tension force control principle is described in detail: rotation manual valve, while making the air inlet quantitative change of cylinder 4 large, cylinder piston rod stretches out, and a side direction lower swing at balancer shaft place on rocking arm 21, swings in a side direction at rocking arm 21 upper tension roller 22 places; Now, coder 31 passes the signal to the motor that drives let off roll 61 to rotate, and order about let off roll 61 velocities of rotation slack-off, and the wind-up roll velocity of rotation of rotor 65 1 sides is constant, makes the velocity contrast of retractable volume become large, and it is large that the tension force that nonwoven fabrics is subject to becomes; Under tension force effect, it is large that the pulling force that nonwoven fabrics is subject to becomes, and as shown in Figure 6, large perpendicular to the deformation change of direction of pull, the nonwoven fabrics narrowed width between rotor 65 and help roll 66, narrows down the marginal portion of cutting.Counter rotation manual valve, when the suction quantity of cylinder 4 is diminished, cylinder piston rod is retracted, and swings a side direction lower swing at rocking arm 21 upper tension roller 22 places on rocking arm 21 in a side direction at balancer shaft place; Now, coder 31 passes the signal to the motor that drives let off roll 61 to rotate, and order about let off roll 61 velocities of rotation and accelerate, and the wind-up roll velocity of rotation of rotor 65 1 sides is constant, and the velocity contrast of retractable volume is diminished, and the tension force that nonwoven fabrics is subject to diminishes; Under tension force effect, the pulling force that nonwoven fabrics is subject to diminishes, and perpendicular to the deformation of direction of pull, diminishes, and the nonwoven fabrics width between rotor 65 and help roll 66 broadens, and the marginal portion of cutting is broadened.
Claims (9)
1. nonwoven fabrics cutting machine automatic tension control apparatus, is characterized in that, comprises
For supporting the support of miscellaneous part,
Two ends are movably arranged on the backing roll on described support by bearing assembly, and be equipped with respectively axle sleeve free to rotate at described backing roll two ends, and from described axle sleeve respectively forward and extend back a rod-like members, free end in the rod-like members of axle sleeve both sides is connected with respectively static weight member and rotating jockey pulley
One drives the driving cylinder two ends that rod-like members is rotated around backing roll to be flexibly connected with support and one of them rod-like members respectively.
2. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 1, it is characterized in that, also comprise that one is arranged on the coder on described support, and the input shaft of described coder is connected with the sprocket wheel being fixed on axle sleeve by chain transmission, described coder carries out signal by wire with the motor that drives let off roll to rotate and is connected.
3. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 1 and 2, is characterized in that, described rod-like members is the rocking arm that is fixed on axle sleeve both sides, and between two rocking arms, becomes V font or in-line to arrange.
4. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 3, is characterized in that, pipe link two ends are connected in the rod-like members of described backing roll both sides.
5. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 3, is characterized in that, described weight member is that two ends are fixed on the balancer shaft on described rocking arm.
6. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 4, is characterized in that, is provided with an otic placode on described rocking arm, and described cylinder piston rod end and described otic placode are hinged.
7. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 5, is characterized in that, at the rocking arm free end near described balancer shaft place, is also provided with clump weight.
8. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 3, is characterized in that, described axle sleeve and rocking arm are by welding or/and screw links into an integrated entity.
9. nonwoven fabrics cutting machine automatic tension control apparatus according to claim 3, is characterized in that, described axle sleeve and rocking arm are integrated by machinework.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310592632.7A CN103587997A (en) | 2013-11-22 | 2013-11-22 | Automatic tension control device of non-woven fabric dividing and cutting machine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310592632.7A CN103587997A (en) | 2013-11-22 | 2013-11-22 | Automatic tension control device of non-woven fabric dividing and cutting machine |
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| CN103587997A true CN103587997A (en) | 2014-02-19 |
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| CN201310592632.7A Pending CN103587997A (en) | 2013-11-22 | 2013-11-22 | Automatic tension control device of non-woven fabric dividing and cutting machine |
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Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104060457A (en) * | 2014-06-25 | 2014-09-24 | 浙江大达家居用品有限公司 | Fabric cutting machine |
| CN105565039A (en) * | 2014-10-13 | 2016-05-11 | 无锡市恒盛电机有限公司 | Floating guide device with double-guide-roller structure |
| CN106142175A (en) * | 2016-07-18 | 2016-11-23 | 上海五同同步带有限公司 | A kind of Timing Belt mould preparation band-cutting machine |
| CN106738022A (en) * | 2017-03-20 | 2017-05-31 | 安徽金春无纺布股份有限公司 | A kind of tapered bore type hot-wind nonwoven cloth automatic assembly line |
| CN107472966A (en) * | 2017-08-21 | 2017-12-15 | 拓卡奔马机电科技有限公司 | A kind of upper cloth machine and its tell cloth speed regulation device |
| CN107512607A (en) * | 2017-09-13 | 2017-12-26 | 杭州强士工程材料有限公司 | A kind of unwinding device |
| CN109850657A (en) * | 2019-04-15 | 2019-06-07 | 厦门前润科技有限公司 | A kind of cutting machine of high extension flexible material and its control method of constant width |
| CN113860052A (en) * | 2021-12-02 | 2021-12-31 | 美尔森银河新材料(烟台)有限公司 | Continuous receiving device for soft felt |
| CN114833470A (en) * | 2022-07-05 | 2022-08-02 | 南通市通州忠义纺织机械有限公司 | Laser cutting machine tool for textile processing |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104060457A (en) * | 2014-06-25 | 2014-09-24 | 浙江大达家居用品有限公司 | Fabric cutting machine |
| CN105565039A (en) * | 2014-10-13 | 2016-05-11 | 无锡市恒盛电机有限公司 | Floating guide device with double-guide-roller structure |
| CN106142175A (en) * | 2016-07-18 | 2016-11-23 | 上海五同同步带有限公司 | A kind of Timing Belt mould preparation band-cutting machine |
| CN106142175B (en) * | 2016-07-18 | 2017-12-19 | 上海五同同步带有限公司 | A kind of timing belt mould preparation band-cutting machine |
| CN106738022A (en) * | 2017-03-20 | 2017-05-31 | 安徽金春无纺布股份有限公司 | A kind of tapered bore type hot-wind nonwoven cloth automatic assembly line |
| CN107472966A (en) * | 2017-08-21 | 2017-12-15 | 拓卡奔马机电科技有限公司 | A kind of upper cloth machine and its tell cloth speed regulation device |
| CN107512607A (en) * | 2017-09-13 | 2017-12-26 | 杭州强士工程材料有限公司 | A kind of unwinding device |
| CN109850657A (en) * | 2019-04-15 | 2019-06-07 | 厦门前润科技有限公司 | A kind of cutting machine of high extension flexible material and its control method of constant width |
| CN113860052A (en) * | 2021-12-02 | 2021-12-31 | 美尔森银河新材料(烟台)有限公司 | Continuous receiving device for soft felt |
| CN113860052B (en) * | 2021-12-02 | 2022-02-18 | 美尔森银河新材料(烟台)有限公司 | Continuous receiving device for soft felt |
| CN114833470A (en) * | 2022-07-05 | 2022-08-02 | 南通市通州忠义纺织机械有限公司 | Laser cutting machine tool for textile processing |
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Application publication date: 20140219 |