CN103420201A - Linear guide track functional pulley group for bundle-like winding machine - Google Patents
Linear guide track functional pulley group for bundle-like winding machine Download PDFInfo
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- CN103420201A CN103420201A CN2013103854269A CN201310385426A CN103420201A CN 103420201 A CN103420201 A CN 103420201A CN 2013103854269 A CN2013103854269 A CN 2013103854269A CN 201310385426 A CN201310385426 A CN 201310385426A CN 103420201 A CN103420201 A CN 103420201A
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Abstract
A linear guide track functional pulley group for a bundle-like winding machine comprises a movable pulley used for guiding materials to be wound, and fixed pulleys which are arranged at two sides of the movable pulley; the movable pulley is arranged on a linear guide track and can reciprocate along the linear guide track; the movable pulley is connected with a displacement sensor connected with a control system; the control system controls the winding speed of the winding machine according to the displacement measured by the displacement sensor. The movable pulley is also connected with a forcing mechanism adopting any one from a spring, a cylinder or an oil cylinder, and the cylinder or the oil cylinder is connected with the control system. The linear guide track functional pulley group for the bundle-like winding machine is simple in structure, high in automation degree, safe and reliable in use, wide in application range, capable of fully meeting the demands of a production line and suitable for being promoted and used.
Description
Technical field
The present invention relates to strips of deformable material bundle shape curling machine technical field, what relate generally to is a kind of for tying the linear guide rail type function assembly pulley of shape curling machine.
Background technology
At present, existing strips of deformable material, as made the material of " diaper " interior adsorbed layer, is comprised of nonwoven fabrics, Time of Fluff Slurry and water-absorbing resin etc., in production, making and use procedure, the band material need to be turned to plate-like or bundle shape.And, must control the tension force in strips of deformable material in winding process.Because, if tension force is too small, turn to plate-like or bundle is easily loose after shape, the impact transportation, store and use.If overtension, will affect cross sectional shape and the size of strips of deformable material, even break this band material.So, in the winding process of strips of deformable material, should according to requirements, control the tension force of strips of deformable material in winding process.
Current bundle shape winding equipment, mostly adopt motor-driven " gas expansion shaft " of variable-ratio, helical pitch that along the axis that is parallel to " gas expansion shaft ", stroke approximates the length of " the material core of cylinder platform shape " and carries out reciprocal parallel in rotation---every layer of band material according to " rotation and mobile relation---" turn to spiral fashion.In this winding equipment, what need reciprocal parallel is " gas expansion shaft " part of rotation, this part comprises: " gas expansion shaft " and the motor driven, and be wound on band material bundle on " gas expansion shaft " etc., quality is larger, corresponding drive motor power is also large, and the width of equipment is at least the twice of coiling bundle shape height.
Existing bundle shape winding equipment, lack the indicating device of tension force on tenslator and line mostly, therefore usually can cause that the band material is broken or the accident such as loose ends in the anxious stopping time of system.Bring a lot of difficulties to technique for coiling, simultaneously, also increased the labour intensity of operating personal.
Summary of the invention
Larger in order to solve in prior art the curling machine consumption of power, the technical matterss such as band material tension force is inhomogeneous, the invention provides a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is simple in structure, degree of automation is high, safe and reliable, applied widely, can fully meet the demand of manufacturing line, be applicable to promoting the use of.
For achieving the above object, the technical scheme that the present invention takes is: a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, comprise for guiding and treat movable pulley of coiling material and be arranged on the fixed pulley of movable pulley both sides, described movable pulley is arranged on a rectilinear orbit, and can be along the rectilinear orbit crank motion, described movable pulley is connected with displacement pickup, displacement pickup is connected with control system, and the rotating speed of coiling axle in described curling machine is controlled in the displacement that control system is measured according to displacement pickup.
Be connected with counter weight device on described movable pulley, the counterweight counterweight is installed in described counter weight device.
Also be connected with force application mechanism on described movable pulley, described force application mechanism is any one in spring, cylinder or oil cylinder, and cylinder or oil cylinder are connected with control system.
Described displacement pickup is linear displacement transducer or grating scale displacement pickup.
Described rectilinear orbit includes two end positions and a midway location, and described midway location is provided with a travel switch, and travel switch is connected with control system.
Described rectilinear orbit includes two end positions and a midway location, and described midway location and two end positions, be respectively arranged with a travel switch, and travel switch is connected with control system.
Described displacement pickup is the displacement designation system, and described displacement designation system is arranged on rectilinear orbit, at least two travel switches that distribute along rectilinear orbit, consists of.
Also be connected with acceleration pick-up on described movable pulley.
Beneficial effect of the present invention:
1, linear guide rail type function assembly pulley of the present invention, simple in structure, easy to operate, and the function assembly pulley plays the effect of controlling tension force in equipment.In winding process, the continuous variation due to band material length in the function assembly pulley, make movable pulley constantly move, and depart from midway location, thereby the practical function assembly pulley is to " storage " or " release " of band material; Force application mechanism, by the state of kinematic motion of regulation moving pulley, can be adjusted the tension force of this section band material easily and accurately; The displacement pickup connected on movable pulley, can be transferred to control system by signal, and control system is differentiated the direction of movable pulley skew " midway location " accordingly, and to be " storages " or " releases " be with expects.
2, the displacement designation system formed by least two travel switches in linear guide rail type function assembly pulley of the present invention, position or the stroke of movable pulley mechanical movement can be detected easily, differentiate the direction of movable pulley skew " midway location ", to be " storages " or " releases " be with expects.The displacement designation system be comprised of travel switch is cheap, convenient and reliable, and degree of automation is high.
The setting of the travel switch that 3, the midway location place of function assembly pulley cathetus track of the present invention is connected with control system, can help control system judgement movable pulley to depart from the direction of midway location, improves the control ability of control system and differentiate accuracy.
4, in function assembly pulley of the present invention at midway location and two end positions of the total movement travel of movable pulley, be separately installed with a travel switch, and travel switch all is connected with control system.The travel switch of midway location, confirm that for control system whether movable pulley is in " midway location "; The travel switches that two end positions are installed, when movable pulley, during in this position, control system will be sent " stopping coiling " signal, avoid the generation of " pulling off strips material " or " the band material is wound around " phenomenon, the operation safety and reliability.
5, the setting of acceleration pick-up on movable pulley in linear guide rail type function assembly pulley of the present invention, can make control system when the application force to movable pulley is analyzed, " force of inertia " of movable pulley also counted, thereby can more control the tension force of strips of deformable material " accurately ".
6, linear guide rail type function assembly pulley of the present invention, the coiling process is simple, and degree of automation is high, and stability is reliable, and the labour intensity of operating personal is little, can fully meet the demand of manufacturing line, has market outlook widely.
The accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Fig. 2 is structural representation left view of the present invention.
The force analysis figure that Fig. 3 is movable pulley in the present invention.
Mark in figure: 1, lathe bed, 2, rectilinear orbit, 3, guide rail slide block, 4, rebound, 5, fixed pulley, 6, movable pulley, 7, force application mechanism, 8, displacement pickup.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the present invention is described:
A kind of for tying the linear guide rail type function assembly pulley of shape curling machine, comprise a movable pulley 6 and the fixed pulley 5 that is arranged on movable pulley 6 both sides for the treatment of the coiling material for guiding, described movable pulley 6 is arranged on a rectilinear orbit 2, and can be along rectilinear orbit 2 crank motions, described movable pulley 6 is connected with displacement pickup 8, displacement pickup 8 is connected with control system, and the rotating speed of coiling axle in described curling machine is controlled in the displacement that control system is measured according to displacement pickup 8.
Be connected with counter weight device on described movable pulley 6, the counterweight counterweight is installed in described counter weight device.
Also be connected with force application mechanism 7 on described movable pulley 6, described force application mechanism 7 is any one in spring, cylinder or oil cylinder, and cylinder or oil cylinder are connected with control system.
Described displacement pickup 8 is linear displacement transducer or grating scale displacement pickup.
Described rectilinear orbit 2 includes two end positions and a midway location, and described midway location is provided with a travel switch, and travel switch is connected with control system.
Described rectilinear orbit 2 includes two end positions and a midway location, and described midway location and two end positions, be respectively arranged with a travel switch, and travel switch is connected with control system.
Described displacement pickup 8 is the displacement designation system, and described displacement designation system is arranged on rectilinear orbit 2, at least two travel switches that distribute along rectilinear orbit 2, consists of.
Also be connected with acceleration pick-up on described movable pulley 6.
Tension force in the band material is analyzed:
As shown in Figure 3, when the movable pulley in the middle of fixed pulley does not move or at the uniform velocity moves.Band material tension force T equals 1/2nd [T=(G+F)/2] of movable pulley gravity G and force application mechanism directed force F sum.Here the directed force F of force application mechanism also can with pulley gravity G opposite direction, [T=(G-F)/2].
As the gravity G of movable pulley, be just the half of the tension force T that needs, just do not need force application mechanism---can adopt the method for " counterweight ", adjust the gravity G of movable pulley.
Above analysis, ignored the friction force of pulley bearings and pulley and band material, and pulley produces force of inertia after acceleration/accel or moment of inertia etc.If need the strict band material tension force of controlling, in above-mentioned formula, should count the force of inertia of friction force and pulley or moment of inertia etc.
During actual the use, at first with reference to technique for coiling, according to the tension force requirement of band material after coiling, determine making a concerted effort of movable pulley and force application mechanism.Then, before the equipment life's work of whole system band material outdevice and coiling bundle shape, the band material is tightened to movable pulley in the function assembly pulley midway location at total kilometrage in advance.At this moment the band material internal tension between two fixed pulleys, be exactly half that movable pulley and force application mechanism are made a concerted effort.
Of the present invention a kind of for the linear guide rail type function assembly pulley of tying the shape curling machine in use, the band material is walked around each pulley in the function assembly pulley successively according to throughput direction, in winding process, continuous variation due to band material length in the function assembly pulley, make movable pulley constantly move, depart from midway location, thereby the practical function assembly pulley is to " storage " or " release " of band material.The midway location of rectilinear orbit is movable pulley stroke " midway location ", when movable pulley departs from above-mentioned " midway location ", control system can be differentiated the now sense of motion of movable pulley according to the electric signal of displacement pickup, the band material of having learnt that the function assembly pulley has been " storage " or " release ".Now, control system will be adjusted the rotating speed of coiling S. A., make movable pulley always in the process that returns to " midway location ", and the tension force on the bundle shape band material after coiling, all meet the tension force requirement.
The function assembly pulley can be adopted in two ways the control of band material internal tension: 1, utilize the method to the movable pulley counterweight, be connected and installed with the counter weight device of counterweight counterweight on movable pulley, control the tension force of strips of deformable material; 2, utilize the force application mechanism connected on movable pulley, control the tension force in strips of deformable material.
During the set up procedure of curling machine before coiling, strips of deformable material is strained gradually---movable pulley is R point when the midway location of total kilometrage.In winding process, according to the electric signal of displacement pickup, by control system, differentiate the band material that has been this moment " storage " or " release " in the function assembly pulley.The control system of curling machine keeps movable pulley always near " midway location ".While being " storage " band material in control system discrimination function assembly pulley, by improving the rotating speed of coiling S. A., " release " is gone out to more band material; While being " release " band material in control system discrimination function assembly pulley, the rotating speed of coiling S. A. will slow down, by " storage " more band material, make movable pulley produce and be returned to the motion of " midway location ", thereby maintain movable pulley always near " midway location ".
Linear guide rail type function assembly pulley of the present invention, simple in structure, easy to operate, the function assembly pulley plays the effect of controlling tension force in equipment.Crank motion by movable pulley on line slide rail, the function assembly pulley carries out " storage " or " release " to a certain degree to the band material; Force application mechanism, by the state of kinematic motion of regulation moving pulley, can be adjusted the tension force of this section band material easily and accurately; The displacement pickup connected on movable pulley, can be transferred to control system by signal, and control system is differentiated the direction of movable pulley skew " midway location " accordingly, and to be " storages " or " releases " be with expects.
The displacement designation system formed by least two travel switches in linear guide rail type function assembly pulley of the present invention, position or the stroke of movable pulley mechanical movement can be detected easily, differentiate the direction of movable pulley skew " midway location ", to be " storages " or " releases " be with expects.The displacement designation system be comprised of travel switch is cheap, convenient and reliable, and degree of automation is high.
The setting of the travel switch that the midway location place of function assembly pulley cathetus track of the present invention is connected with control system, can help control system judgement movable pulley to depart from the direction of midway location, improves the control ability of control system and differentiate accuracy.
At midway location and two end positions of the total movement travel of movable pulley, be separately installed with a travel switch, and travel switch all is connected with control system in function assembly pulley of the present invention.The travel switch of midway location, confirm that for control system whether movable pulley is in " midway location "; Two travel switches that end position is installed, when movable pulley during in this position, strips of deformable material will be in " tensioning state " or " the most lax " state, control system will be sent " stopping coiling " signal, coiling work stops---and cloth making machine or delivery machine and curling machine stop at once, avoid the generation of " pulling off strips material " or " the band material is wound around " phenomenon, the operation safety and reliability.
The setting of acceleration pick-up on movable pulley in linear guide rail type function assembly pulley of the present invention, can make control system when the application force to movable pulley is analyzed, " force of inertia " of movable pulley also counted, thereby can more control the tension force of strips of deformable material " accurately ".
Linear guide rail type function assembly pulley of the present invention, the coiling process is simple, and degree of automation is high, and stability is reliable, and the labour intensity of operating personal is little, can fully meet the demand of manufacturing line, has market outlook widely.
A kind of for tying the linear guide rail type function assembly pulley of shape curling machine, comprise the rectilinear orbit 2 be arranged on lathe bed 1, the guide rail slide block 3 that can slide arbitrarily, PLC control system and at least two fixed pulleys 5 and a movable pulley 6 be arranged between fixed pulley 5 on rectilinear orbit 2, described movable pulley 2 is arranged on guide rail slide block 3 by rebound 4, also be connected with force application mechanism 7 and displacement pickup 8 on movable pulley 6, described force application mechanism 7 and displacement pickup 8 all are arranged on lathe bed 1, and are connected with the PLC control system.
Described force application mechanism 7 is cylinder.
Described displacement pickup 8 is linear displacement transducer.
Described rectilinear orbit 2 includes two end positions and a midway location, and described midway location is provided with a travel switch, and travel switch is connected with control system.
Also be connected with acceleration pick-up on described movable pulley 6, described acceleration pick-up is connected with the PLC control system.
A kind of for tying the linear guide rail type function assembly pulley of shape curling machine, comprise the rectilinear orbit 2 be arranged on lathe bed 1, the guide rail slide block 3 that can slide arbitrarily, PLC control system and at least two fixed pulleys 5 and a movable pulley 6 be arranged between fixed pulley 5 on rectilinear orbit 2, described movable pulley 2 is arranged on guide rail slide block 3 by rebound 4, also be connected with force application mechanism 7 and displacement pickup 8 on movable pulley 6, described force application mechanism 7 and displacement pickup 8 all are arranged on lathe bed 1, and are connected with the PLC control system.
Described force application mechanism 7 is oil cylinder.
Described displacement pickup 8 is increment type grating scale displacement pickup.
Described rectilinear orbit 2 includes two end positions and a midway location, and described midway location and two end positions, be respectively arranged with a travel switch, and travel switch is connected with control system.
Also be connected with acceleration pick-up on described movable pulley 6, described acceleration pick-up is connected with the PLC control system.
A kind of for tying the linear guide rail type function assembly pulley of shape curling machine, comprise the rectilinear orbit 2 be arranged on lathe bed 1, the guide rail slide block 3 that can slide arbitrarily, PLC control system and at least two fixed pulleys 5 and a movable pulley 6 be arranged between fixed pulley 5 on rectilinear orbit 2, described movable pulley 2 is arranged on guide rail slide block 3 by rebound 4, also be connected with force application mechanism 7 and displacement pickup 8 on movable pulley 6, described force application mechanism 7 and displacement pickup 8 all are arranged on lathe bed 1, and are connected with the PLC control system.
Described force application mechanism 7 is cylinder.
Described displacement pickup 8 is the displacement designation system, and described displacement designation system is arranged on rectilinear orbit 2, by least two travel switches that distribute along rectilinear orbit 2, formed,
Also be connected with acceleration pick-up on described movable pulley 6, described acceleration pick-up is connected with the PLC control system.
A kind of for tying the linear guide rail type function assembly pulley of shape curling machine, comprise the rectilinear orbit 2 be arranged on lathe bed 1, the guide rail slide block 3 that can slide arbitrarily, PLC control system and at least two fixed pulleys 5 and a movable pulley 6 be arranged between fixed pulley 5 on rectilinear orbit 2, described movable pulley 2 is arranged on guide rail slide block 3 by rebound 4, also be connected with displacement pickup 8 on movable pulley 6, described displacement pickup 8 all is arranged on lathe bed 1, and is connected with the PLC control system.
Be connected with counter weight device on described movable pulley 6, the counterweight counterweight is installed in described counter weight device.
Described displacement pickup 8 is absolute value grating scale displacement pickup.
Also be connected with acceleration pick-up on described movable pulley 6, described acceleration pick-up is connected with the PLC control system.
Claims (8)
1. one kind for tying the linear guide rail type function assembly pulley of shape curling machine, comprise for guiding and treat a movable pulley (6) of coiling material and be arranged on the fixed pulley (5) of movable pulley (6) both sides, it is characterized in that: described movable pulley (6) is arranged on a rectilinear orbit (2), and can be along rectilinear orbit (2) crank motion, described movable pulley (6) is connected with displacement pickup (8), displacement pickup (8) is connected with control system, and the rotating speed of coiling axle in described curling machine is controlled in the displacement that control system is measured according to displacement pickup (8).
2. according to claim 1 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: described movable pulley is connected with counter weight device on (6), and the counterweight counterweight is installed in described counter weight device.
3. according to claim 1 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: also be connected with force application mechanism (7) on described movable pulley (6), described force application mechanism (7) is any one in spring, cylinder or oil cylinder, and cylinder or oil cylinder are connected with control system.
4. according to claim 1 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: described displacement pickup (8) is linear displacement transducer or grating scale displacement pickup.
5. according to claim 4 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: described rectilinear orbit (2) includes two end positions and a midway location, described midway location is provided with a travel switch, and travel switch is connected with control system.
6. according to claim 4 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: described rectilinear orbit (2) includes two end positions and a midway location, described midway location and two end positions, be respectively arranged with a travel switch, travel switch is connected with control system.
7. according to claim 1 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: described displacement pickup (8) is the displacement designation system, it is upper that described displacement designation system is arranged on rectilinear orbit (2), at least two travel switches that distribute along rectilinear orbit (2), consists of.
8. according to claim 1 a kind of for tying the linear guide rail type function assembly pulley of shape curling machine, it is characterized in that: described movable pulley also is connected with acceleration pick-up on (6).
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| CN2013103854269A CN103420201A (en) | 2013-08-30 | 2013-08-30 | Linear guide track functional pulley group for bundle-like winding machine |
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| CN2013103854269A CN103420201A (en) | 2013-08-30 | 2013-08-30 | Linear guide track functional pulley group for bundle-like winding machine |
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