CN2324132Y

CN2324132Y - Tension-adjusting gear adapted to coiler

Info

Publication number: CN2324132Y
Application number: CN 97236462
Authority: CN
Inventors: 何荣法
Original assignee: Individual
Current assignee: Individual
Priority date: 1997-06-28
Filing date: 1997-06-28
Publication date: 1999-06-16
Anticipated expiration: 2007-06-28

Abstract

The utility model discloses a tension-adjusting gear adapted to a coiler, relating to the technique of a flat plastic wire coiler. The utility model is characterized in that a swing rod provided with a wire guiding wheel is fixedly connected with a rotating shaft which is arranged on a face plate, a primary connecting rod is fixedly connected with the rotating shaft, the other end of the primary connecting rod is provided with a counter weight, a secondary connecting rod is respectively hinged with the primary connecting rod and a middle connecting rod, the middle connecting rod and a back connecting rod are fixed on a long rotating shaft arranged on a gear box, a slide sleeve is matched with an installing hole on the gear box in a sliding way and is connected with a sensing driven disk through a ball bearing, and a toggling pin fixedly connected with the slide sleeve is hinged with the back connecting rod through a long circular hole on the gear box. The tension-adjusting gear adapted to coiler has the advantages of simple structure, accurate tension adjustment and low cost.

Description

Be applicable to the tension-adjusting gear of up-coiler

The utility model belongs to plastic flat fiber up-coiler technology, is specifically related to be applicable to the tension-adjusting gear of this class up-coiler.

The tension-adjusting gear that is used for the plastic flat fiber up-coiler is to guarantee that flat filament is wound on the winding bobbin, and it is consistent all the time to reach omnidistance linear velocity, and winding tension is even, to avoid the generation of abnormal conditions such as twisting, broken end.Key device at this flat filament up-coiler, people are to original employing torque motor, the electron steering speed adjusting technique was once done multiple improvement, be called Devillicating winder permanent magnetism differential tension control apparatus as the disclosed name of Chinese patent, the patent No. is ZL 92237977.7, and the name of Granted publication is called up-coiler rack-and-pinion automatic tension controller recently, the patent No. is ZL95241094.X or the like, all cast aside the technical scheme that torque motor is regulated rotating speed, and the employing mechanical adjustment is located at the permanent magnetism driving disc spacing pressing that is equiped with magnet on the electric machine main shaft, and be located at relative position or clearance distance between on the winding bobbin main shaft and the induction clutch plate that link by spline, to change magneto motive size, realize regulating the technical scheme of rotating speed purpose.Both have all overcome the existing motor of torque motor electron steering speed governing and have easily generated heat, and winding speed is low, and tension adjustment is subjected to voltage fluctuation and deficiencies such as instability have obtained applying.But, still exist such as structure and processing technology more complicated, because the influence so that the tension adjustment precision of mechanical efficiency are not high enough, the more high relatively deficiency of manufacturing cost.

The purpose of this utility model is the existing problems that overcome prior art, and provides a kind of structure more reasonable simple, and the tension adjustment precision is higher relatively, the connecting rod dial type tension force self-checking device that cost is more cheap.

The utility model is as follows for the technical scheme that reaches its purpose and take.

Every plastic flat fiber up-coiler is made up of the flat filament winding head that more than ten or dozens of are installed on the panel, and each flat filament winding head all is provided with a tension-adjusting gear.The utility model it still by the godet wheel that comprises fork and be installed on the fork and can freely rotate and be installed in the tension probe part that the rotating shaft that can rotate on the panel is formed; The tension force transducing part of forming by space connecting-rod; And be installed in the fixedly connected gear case of panel in the induction clutch plate with female splines, have winding bobbin main shaft, sliding sleeve and the electrical motor of the male splines that is complementary with said clutch plate female splines and be packed in the strain running part of on the motor main shaft and compositions such as permanent magnetism driving disc spacing pressing that be equiped with magnetic patch and four parts such as panel are formed, and be:

Said tension probe part, its fork are with rotating shaft captives joint.And said fixedly connected be that welding or screw or screw thread are fixedly connected, rotating shaft is put on the dress panel, and free to rotate.

Said tension force transducing part is made up of space four-linkses such as first connecting rod, inferior connecting rod, middle connecting rod and rear linking rods, and just connecting rod by screw retention in the rotating shaft of said probe segment, inferior connecting rod is hinged with first connecting rod and middle connecting rod respectively.And just its non-pivotally attached other end of connecting rod is provided with adjustable balance weight.Here alleged hinged being drawn together binding.Middle connecting rod and rear linking rod then are fixedly connected with the long rotating shaft that is located in the gear case axis hole and energy freely rotate,

At said strain running part, the mounting hole that sliding sleeve is located at it on gear case is axial sliding fit, and both fuse by ball bearing of main shaft for sliding sleeve and induction clutch plate, stirring pin is fixed on the face of cylinder of sliding sleeve by screw thread, be provided with slotted hole on gear case and with the said corresponding shell of the pin position of stirring, the said pin of stirring then is hinged by said slotted hole and rear linking rod.

Characteristics such as the utility model compared with the prior art has rational in infrastructurely, and mechanical processing technique is simple, and tension adjustment is accurate, and the relatively low and installation and maintenance of manufacturing cost are convenient.

Below in conjunction with drawings and Examples the utility model is done into to go up the step explanation.

Accompanying drawing 1 is a main pseudosection of the present utility model.

Accompanying drawing 2 is the B-B cutaway view of accompanying drawing 1.

Accompanying drawing 3 is the C-C cutaway view of accompanying drawing 2.

Accompanying drawing 4 is that the D of accompanying drawing 2 is to view.

Should be referring to accompanying drawing 1,2,3,4, the utility model is by the tension probe part that comprises that the godet wheel (4) that freely be rotated by fork (1), rotating shaft (2) and energy is formed; The tension force transmission impression part of forming by space four-links and by the induction clutch plate (13) with inner flower-key, winding bobbin main shaft (12), sliding sleeve (11) and electrical motor (15) and be packed in strain running part and the panel (16) that on electrical motor (15) main shaft and permanent magnetism driving disc spacing pressing (14) that be equiped with magnetic patch etc. form and formed with the male splines that is complementary with said clutch plate female splines.Said fork (1) is welded into one with rotating shaft (2), and rotating shaft (2) then is packed on the panel (16) by ball bearing of main shaft.Just connecting rod (3) by screw retention in rotating shaft (2), the one end is provided with balance weight, and its other end and time connecting rod (5) the one ends (see figure 3) that is hinged, the other end of inferior connecting rod (5) and middle connecting rod (6) (see figure 4) that is hinged, and in connect the long rotating shaft (9) that phase (6) and rear linking rod (7) be screwed in the axis hole on being located at gear case (10) and go up (see figure 4).The mounting hole (19) that said sliding sleeve (11) is located at it on gear case (10) is axial sliding fit, and sliding sleeve (11) and induction clutch plate (13) be both (see figure 1)s that fuse by ball bearing of main shaft (17), stirring pin (8) is fixed on the sliding sleeve (11) by screw thread, go up and be provided with slotted hole (18) with stirring on the shell of the corresponding position of pin (8) at gear case (10), be installed in interior and both (see figure 4)s that are hinged of the slotted hole of rear linking rod (7) by slotted hole (18) and stir pin (8).Installation is closed mutually with the female splines position of induction clutch plate in the male splines position of winding bobbin axle (12).And it is installed in the gear case (10), and gear case (10) then is packed on the panel (16).

When using the utility model, plastic flat fiber is wound on the winding bobbin that is sleeved on the winding bobbin main shaft after walking around godet wheel (4).And when the outer warp of winding bobbin enlarged along with the increase of plastic flat fiber winding layer, its convoluting speed must be accelerated thereupon, so that just from injection, the tension force that cuts silk, the traction machine plastic flat fiber of drawing also produces to strengthen thereupon and changes.And when the increasing of plastic flat fiber tension force, then make upwards swing of fork (1) by the godet wheel (4) on the fork (1) of tension probe part, rotating shaft (2) is clickwise (as seen from Figure 2) then, thereby by with the first connecting rod (3) of the fixedly connected tension force transducing part of this rotating shaft, the inferior connecting rod (5) that makes it to be hinged with first connecting rod (3) moves up.When inferior connecting rod (5) when moving up, the middle connecting rod (6) that is hinged with it, to grow rotating shaft (9) is upwards swing of fulcrum, drive rear linking rod (7) around long rotating shaft (9) swing, thereby by be located on the sliding sleeve and stir pin (8) with rear linking rod (7) is hinged, stirring sliding sleeve (11) axially is moved to the left along it, and the spacing between induction clutch plate (13) and the permanent magnetism driving disc spacing pressing (14) is increased, the magnetic-drag strength retrogression, thereby make the speed attenuation of winding bobbin main shaft (12), and realize the constant and convoluting speed unmodified technological requirement of flat filament winding tension reaching the self-regulating purpose of tension force.

Claims

1, a kind of tension-adjusting gear that is applicable to up-coiler, it is by comprising the tension probe part of being made up of fork (1), rotating shaft (2) and the godet wheel (4) that can freely rotate; The tension force transducing part that connects phase composition by the space; By the induction clutch plate (13) with female splines, main shaft (12), sliding sleeve (11), gear case (10) and electrical motor (15) and be packed in strain running part and the panel (16) that permanent magnetism driving disc spacing pressing (14) that is equiped with magnetic patch on electrical motor (15) main shaft etc. forms and formed, it is characterized in that with the male splines that is complementary with said clutch plate female splines:

In said tension probe part, its fork (1) is fixedly connected with rotating shaft (2), and rotating shaft (2) is put and is contained on the panel (16), and rotating shaft (2) is free to rotate;

At said tension force transducing part, form by first connecting rod (3), inferior connecting rod (5), middle connecting rod (6), rear linking rod space four-linkses such as (7), and just connecting rod (3) by screw retention in rotating shaft (2), be provided with balance weight (20) at the one end, inferior connecting rod (5) is hinged with first connecting rod (3), middle connecting rod (6) respectively, and middle connecting rod (6) and rear linking rod (7) are fixed in the long rotating shaft (9), and long rotating shaft (9) is then put and is contained on the gear case (10), and long rotating shaft (9) can freely be rotated;

At said strain running part, the mounting hole (19) that its sliding sleeve (11) is located at it on gear case (10) is axial sliding fit, and both sliding sleeve (11) fuse by ball bearing of main shaft (17) with induction clutch plate (13), stirring pin (8) is fixed on the sliding sleeve (11) by screw thread, go up and be provided with slotted hole (18) with stirring on the shell of the corresponding position of pin (8) at gear case (10), stir pin (8) and then be hinged by slotted hole (18) and rear linking rod (7).