CN102926122B - Circular knitting machine density regulating device with inductive alarm mechanism - Google Patents
Circular knitting machine density regulating device with inductive alarm mechanism Download PDFInfo
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- CN102926122B CN102926122B CN201210469688.9A CN201210469688A CN102926122B CN 102926122 B CN102926122 B CN 102926122B CN 201210469688 A CN201210469688 A CN 201210469688A CN 102926122 B CN102926122 B CN 102926122B
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Abstract
The invention discloses a circular knitting machine density regulating device with an inductive alarm mechanism, which comprises a driving mechanism, a transmission mechanism, a dynamic density triangular mechanism and a piston mechanism, wherein the driving mechanism, the transmission mechanism, the dynamic density triangular mechanism and the piston mechanism are all mounted on a triangular base; the driving mechanism drives the dynamic density triangular mechanism to move through the transmission mechanism; a fixing frame is arranged at the upper part of a dynamic density cylinder body; the alarm mechanism is mounted on the fixing frame; the inductive alarm mechanism comprises an insert, an elastic component, a sensor hexagon nut and a sensor pin; the sensor pin is sleeved with the sensor hexagon nut; the middle upper part of the sensor pin is sleeved with the elastic component; and the bottom end face of the sensor pin can be in contact with a sensing plane on the dynamic density triangular base. If the semi-position is not realized, the sensor pin is in contact with the sensing plane on the dynamic density triangular base, which is abnormal, and the sensor alarms. The device is simple in structure and sensitive to alarm.
Description
Technical field
The present invention relates to technical field of knitting machinery, especially a kind of circular knitting machine density regulating apparatus with induction alarm mechanism.
Background technology
In Knitting Machinery, in order to regulate the density of the fabric of formation, often need to use density regulating apparatus.In flat machine, the density regulating apparatus of existing comparative maturity, it generally comprises a density electrical machine, drive density triangular slide block movement, density depressing cam and density rise cam are installed on density triangular slide block, and the control by density electrical machine, changes Density.The induction alarm mechanism structure of using on density regulating apparatus is at present complicated, and is prone at work false alarm or the phenomenon of not reporting to the police, thereby causes mechanical disorder frequently to occur, and to consumer, brings very big economic loss and maintenance trouble.
Summary of the invention
In order to solve the problems of the technologies described above, to the invention provides a kind of circular knitting machine density regulating apparatus with induction alarm mechanism, thereby reach object simple in structure, sensitive alarm.
Adopt following technical scheme: a kind of circular knitting machine density regulating apparatus with induction alarm mechanism for this reason, comprise driving mechanism, transmission mechanism, dynamic density cam mechanism and piston mechanism, driving mechanism, transmission mechanism, dynamic density cam mechanism and piston mechanism are installed on triangle base, by driving mechanism, by transmission mechanism, drive the motion of dynamic density cam mechanism; Piston mechanism comprises dynamic density cylinder body and an air rammer, and dynamic density cylinder body is fixedly mounted on triangle base; Air rammer contacts dynamic density triangle base; Described dynamic density cam mechanism comprises a dynamic density triangle base, and dynamic density triangle base is slidably connected by linear bearing and triangle base; It is characterized in that:
On dynamic density cylinder body top, have a fixed mount, induction alarm mechanism is installed on fixed mount; Described induction alarm mechanism is comprised of inserts, elasticity part, induction hex nut, induction pin, and induction pin outside cover has induction hex nut, and has elasticity part at induction pin middle and upper part cover; The bottom end face of described induction pin can contact with the induction planes on dynamic density triangle base.
By the air rammer being arranged on dynamic density cylinder body, work, thereby drive the part be arranged on the dynamic density triangle base on linear bearing to carry out along the moving forward and backward of drive link, part that can displacement comprises each part in driving mechanism.And in this course of work, it is motionless that triangle base and dynamic density cylinder keep, thereby realize working position subluxation and full position, when described density triangular mechanism is during in original position, induction pin contacts with the induction planes on dynamic density triangle base, does not now report to the police; When dynamic density triangle base being pushed to subluxation by air rammer, now density triangular mechanism is subjected to displacement thereupon, thereby can allow induction planes on induction pin and dynamic density triangle base in released state, and this is normal operating conditions, does not report to the police; If dynamic density triangle base does not enter subluxation, density triangular mechanism is not subjected to displacement, and now responds to induction planes on pin and dynamic density triangle base still in contact condition, is now abnormality, and alarm appears in inductor.
And when dynamic density triangle base enters subluxation, high pin knitting needle enters in the track that density triangular mechanism forms and weaves, by coordinating of bolt and hex nut can regulating density cam mechanism and the distance of low pin knitting needle, therefore effectively prevent the stitch wearing and tearing of low pin knitting needle and the generation of dropped stitch situation, guaranteed the weaving quality of fabric and the generation of minimizing mechanical disorder.
Accompanying drawing explanation
Fig. 1 is the 3 D stereo side view of the present embodiment;
Fig. 2 is the top view of the present embodiment;
Fig. 3 is the sectional structure chart of A-A face in Fig. 2;
Fig. 4 is the front view of the present embodiment;
Fig. 5 is one of dynamic density triangle base internal structure signal of the present embodiment;
Fig. 6 be the present embodiment dynamic density triangle base internal structure schematic diagram two;
The internal motion mode schematic diagram of the present embodiment when Fig. 7 is work;
Fig. 8 is dynamic density depressing cam in the present embodiment;
Fig. 9 is dynamic density rise cam in the present embodiment;
Figure 10 is the present embodiment dynamic density rise cam Cam Track;
Figure 11 is one of the present embodiment alarm mechanism schematic diagram;
Figure 12 is the present embodiment driving cam scheme of installation;
Figure 13 is the present embodiment driving cam structural representation;
Figure 14 is the schematic diagram after the present embodiment driving cam structure is installed;
Figure 15 is the schematic diagram of limited block in the present embodiment;
Figure 16 is the schematic diagram of dynamic density triangle base;
Figure 17 is two of the present embodiment alarm mechanism schematic diagram;
Figure 18 is drive link and the density cam scheme of installation of the present embodiment;
Figure 19 is drive link and the density cam schematic diagram of the present embodiment;
Figure 20 is the density cam work schematic diagram of the present embodiment;
Figure 21 is full position position-limit mechanism schematic diagram in the present embodiment;
Figure 22 is subluxation in the present embodiment-full position position-limit mechanism schematic diagram;
Reference numeral: 1-dynamic density triangle base; 2-dynamic density cam block; 3-dynamic density depressing cam; 4-dynamic density rise cam; 5-slide block baffle plate; 6-dynamic density cylinder body; 7-triangle base; 8-moving cylinder lid; 9-drive block; 10-limited block; 11-density electrical machine frame; 12-subluxation alarm mechanism; The full position of 13-alarm mechanism; 14-subluxation, full position position-limit mechanism; 15-subluxation position-limit mechanism; 16-adjusting bolt; The full position of 17-position-limit mechanism; 18-density electrical machine; 19-slide block buffers push rod; 20-slide block buffers spring; 21-drive link; 22-driving cam; 23-motor shaft sleeve; 24-upper limit holding screw; 25-lower limit holding screw; 26-the first straight pin; 27-the second straight pin.28-density cam; 29-air rammer; 30-fixed mount
The specific embodiment
Referring to accompanying drawing.The present embodiment consists of driving mechanism, transmission mechanism, dynamic density transmission mechanism and piston mechanism, by driving mechanism, drives to transmission mechanism, thereby drives the dynamic density transmission mechanism motion being connected with transmission mechanism, thereby completes programmed instruction.Described transmission mechanism comprises a triangle base 7, has a horizontal installing hole on triangle base 7, has a drive link 21 in installing hole, in drive link 21 one end, fixedly mounts a density cam 28.
Described dynamic density transmission mechanism comprises dynamic density triangle base 1, dynamic density cam block 2, dynamic density depressing cam 3, dynamic density rise cam 4.Dynamic density depressing cam 3 comprises a Cam Track face 31, Cam Track 31 is formed by connecting by arc transition successively by the first Cam Track face 311, the second Cam Track face 312 and the 3rd Cam Track face 313, described the first Cam Track face 311, the second Cam Track face 312 and the 3rd Cam Track Mian313Wei inclined-plane.Described dynamic density rise cam 4 comprises Cam Track face 41 He Yi bottom surfaces 42 and a chamfering 43.Cam Track 41 comprises the first Cam Track face 411, the second Cam Track face 412 and the 3rd Cam Track face 413; Described the first Cam Track face 411 is smooth flat, and the second Cam Track face 412 is convex surfaces, and the 3rd Cam Track face 413 is smooth bevels; Described the first Cam Track face 411 is connected by arc surface transition with the second Cam Track face 412, and the second Cam Track face 412 is connected by an arc surface transition with the 3rd Cam Track face 413; Described Cam Track face 41 is connected by chamfering 43Yu bottom surface 42.
Described dynamic density triangle base 1 is above the installing hole of triangle base 7, and on dynamic density triangle base 1, there is a vertical groove, one buffering push rod 19 and a buffer sliding block spring 20 are housed in groove, slide block buffers spring 20 is enclosed within buffering push rod 19 middle and lower parts, described density triangular slide block 2 is by being fixedly connected with buffering push rod 19, make described dynamic density cam block 2 be suspended at dynamic density triangle base 1 surface, and the both sides of dynamic density cam block 2 and below all with the 1 gap laminating of dynamic density triangle base, and the two slide block baffle plates 5 that have at the same lateral surface of dynamic density cam block 2 and dynamic density triangle base 1 are fixed.In dynamic density cam block 2, have a groove, groove has the profile coordinating with density cam 28, and described density cam 28 is arranged in the groove of dynamic density cam block 2.One side of described dynamic density cam block 2 is bolted dynamic density depressing cam 3 and dynamic density rise cam 4 is installed.On dynamic density cam block 2, be fixedly connected with the first straight pin 26 and the second straight pin 27, the other end of two straight pins is in the vertical groove of dynamic density triangle base 1, and groove surface up and down in vertical groove is separately installed with upper limit holding screw 24, lower limit clamp screw 25, on the track that the projection of upper limit holding screw 24 moves up and down at the first straight pin 26, on the track that the projection of lower limit holding screw 25 moves up and down at the second straight pin 27.
Piston mechanism comprises a linear bearing and a dynamic density cylinder body 6, this dynamic density cylinder body 6 is bolted on triangle base 7, on dynamic density cylinder body 6, there is half position-limit mechanism 15, described half position-limit mechanism 15 closes bolt and nut by an assembly and forms, and is arranged between dynamic density cylinder body 6 and dynamic density triangle base 1; On dynamic density cylinder body 6, be provided with subluxation spacing alarm mechanism 12, described half spacing alarm mechanism 12 is comprised of inserts 1211, spring 1212, induction hex nut 1213, induction pin 1214, induction pin 1214 outside covers have induction hex nut 1213, and have spring 1212 at induction pin 1214 middle and upper part covers; In dynamic density cylinder body 6, there is a through hole ， through hole one air rammer 29 is set; On dynamic density cylinder body 6, fixedly mount a fixed mount 30; Described half spacing alarm mechanism 12 is installed on fixed mount 30, at the bottom end face of described induction pin 1214, can contact with the induction planes on dynamic density triangle base 1.At dynamic density cylinder 6, fixedly mount a moving cylinder lid 8 below.One subluxation-full position position-limit mechanism 14 is also installed on movable cylinder cover 8, described subluxation-full position position-limit mechanism 14 comprises a stop screw 141 and a locking nut 142, described stop screw 141 is arranged between moving cylinder lid 8 and the density electrical machine frame 11 of driving mechanism, described subluxation-full position position-limit mechanism 14 also comprises a little limited block 143, and described little limited block 143 is embedded on density electrical machine frame 11 and with stop screw 141 and is connected; Between moving cylinder lid 8 and the density electrical machine frame 11 of driving mechanism, also comprise a spring 144, described spring 144 is arranged on stop screw 141 belows, and overcoat has a spring housing 145.
Described driving mechanism consists of density electrical machine 18 and density electrical machine frame 11, density electrical machine 18 is installed on density electrical machine frame 11, density electrical machine frame 11 is connected with dynamic density triangle base 1 by straight pin, driving mechanism also comprises a driving cam 22, driving cam 22 is installed on density electrical machine 18Zhou one end by motor shaft sleeve 23, driving cam 22 is comprised of base cam 221 and cam 222, and the two is fixedly connected with; Described base cam 221 prolongs as circular-arc 2211 and has a wedge angle projection 2212; Base cam 221 tops are cam 222, and cam 222 has an overhanging protrusion edge 2221; The wedge angle projection 2212 of base cam and the overhanging protrusion edge 2221 of cam have the staggered of 100-180 degree angle; Described density electrical machine frame 11 has in 1111 ，Qie holes, a hole and is cambered surface 1112, and cambered surface 1112 is tangent with overhanging protrusion edge 2221 movement locus of cam; On density electrical machine frame 11, also have a driving cam limited block 226, driving cam limited block 226Xia Yan side 2261 is on the movement locus of the overhanging protrusion edge 2221 of cam; Driving mechanism also comprises a drive block 9, there is an arcwall face 91 drive block 9 sides, and on dynamic density triangle base 1, there is an inclined plane 112, described inclined plane 112 has joining with drive block 9 movement locus, and joining is on the inclined plane 112 of dynamic density triangle base 1 and the arcwall face 91 of drive block 9 sides; In the bottom of drive block 9, there is an installing hole, the other end of described drive link 21 is connected in installing hole by pin, on described drive block 9 tops, by pad and screw fit, be rotationally connected a limited block 10, described limited block 10 is irregular T-shaped structure, limited block bottom 1011 is movably connected on drive block 9 by bolt, and T-shaped athwartship plane 1012 is plane and tangent with driving cam 22 arc surfaces, and the movement locus of described driving cam 22 is can be with limited block 10 tangent and finally conflict.Downside at limited block 10 has an adjusting bolt 16, and adjusting bolt contacts mutually with limited block.By a subluxation-be that position-limit mechanism 14 is connected dynamic density cylinder body 6 with density electrical machine frame 11 entirely, on described density electrical machine frame 11, be designed with a full position induction mechanism 13 and full position position-limit mechanism 17.Described full position induction mechanism 13 is by inductor hex nut 131, inductor nut 132, inductor pin 133 and inductor form, and described inductor hex nut 131, inductor nut 132 are enclosed within on inductor pin 133, and coordinate and to be installed on density electrical machine frame 11, fastening by holding screw; Described inductor hex nut 131 is a working of plastics, and dynamic density triangle base 1 is positioned at the front end of inductor pin 133.Full position position-limit mechanism 17 consists of a holding screw 171 and an adjustment screw 172, in density electrical machine Jia11 bottom, there is an axial installing hole, described installing hole internal thread is installed a holding screw 171, can the conflict front end face 161 of density triangular base 1 of the end face of described holding screw 171; By the axially extending bore of density electrical machine 11 bottoms, in axially extending bore vertical direction, have in a through hole ， hole, by bolt, one adjustment screw 172 is installed, described adjustment screw 172 tail ends and holding screw 171 are inconsistent.
Described triangle base 7 is fixed installation, fixedly mount described dynamic density cylinder body 6 thereon, and at triangle base 7 and 6 installation linear bearings of dynamic density cylinder body, by being arranged on the air rammer 28 on dynamic density cylinder body, thereby drive the part be arranged on the dynamic density triangle base 1 on linear bearing to carry out along the moving forward and backward of drive link 21, part that can displacement comprises each part in driving mechanism.
When density electrical machine 18 work, drive driving cam 22 mounted thereto to clockwise rotate together, the overhanging protrusion edge 2221 of cam can rotate around the cambered surface 1112 of density electrical machine frame endoporus 1111, the overhanging protrusion edge 2221 of its cam can carry out spacing adjusting by driving cam limited block 226, arc surface 2211 and limited block 10 end faces 1012 of base cam extension are done tangent motion, when driving cam 22 turns to certain position, meeting and the limited block 10 being arranged on drive block 9 are inconsistent, thereby drive drive block 9 and part mounted thereto to move together, drive link 21 passes to density cam 28 by this rotation, density cam 28 is made accordingly and being rotated counterclockwise, density cam 28 is by the rotation in dynamic density cam block 2 grooves, dynamic density cam block 2 can be pressed down, complete dynamic density cam block 2, dynamic density rise cam 4, dynamic density depressing cam 3 is together to the object of bottom offset.In like manner, when density electrical machine 18 drives driving cam 22 to rotate counterclockwise, it is inconsistent with limited block 10 after driving cam 22 turns an angle, can drive drive block 9 and upper-part thereof that corresponding rotation occurs, drive link 21 transmissions are to density cam 28, density cam 28 clockwise rotates, then by dynamic density cam block 2 jack-up, completes dynamic density cam block 2, dynamic density rise cam 4, dynamic density depressing cam 3 together to the object of top offset.In the course of the work, can limit by 24 pairs of the first straight pin 26 positions of upper limit holding screw, by 25 pairs of the second straight pin 27 positions of lower limit holding screw, limit, thereby complete, the upper and lower displacement of dynamic density cam block 2 is limited, and when work, can, by the cooperation of slide block buffers push rod 19 and slide block buffers spring 20, dynamic density cam block 2 be reduced to initial position.
By being arranged on 28 work of air rammer on dynamic density cylinder body, thereby drive the part being arranged on the dynamic density triangle base 1 on linear bearing to carry out along the moving forward and backward of drive link 21, part that can displacement comprises each part in driving mechanism.And in this course of work, triangle base 7 and dynamic density cylinder 6 keep motionless, thereby realize working position subluxation and full position, and can carry out early warning protective effect by subluxation spacing alarm mechanism 12 and full position induction mechanism 13, specific works mode is as follows: according to the type that do not suit, under programme-control, when described density transmission mechanism is during in original position, induction pin 1214 contacts with the induction planes on dynamic density triangle base 1, does not now report to the police; When the syringe cambered surface on dynamic density triangle base 1 being pushed to subluxation by air rammer 29, now density transmission mechanism is subjected to displacement thereupon, thereby can allow induction planes on induction pin 1214 and dynamic density triangle base 1 in released state, this is normal operating conditions, does not report to the police; If dynamic density triangle base 1 does not enter subluxation, density transmission mechanism is not subjected to displacement, and now responds to induction planes on pin 1214 and dynamic density triangle base 1 still in contact condition, is now abnormality, and alarm appears in inductor.When air rammer 29 is pushed to full position by dynamic density triangle base 1, high pin knitting needle and low pin knitting needle enter in the Cam Track that density transmission mechanism forms simultaneously and carry out work, now the inductor pin 133 of alarm mechanism, with the front end face 161 of dynamic density triangle base 1 in fit-state, is not now reported to the police; When air rammer 29 is not pushed to dynamic density triangle base 1 full position, inductor pin 133 is by the front end face with dynamic density triangle base 1 161 in released state, and the inductor that is now connected in 132, induction hex nut 131 and inductor nut will carry out induction alarm.And full position, the subluxation of subluxation-full position position- limit mechanism 14 and 17 pairs of dynamic density transmission mechanisms of full position position-limit mechanism can limit and regulate.The stop screw 141 of subluxation-full position position-limit mechanism 14 is adjusted to certain position, just can requires rapid, sensitive complete and the subluxation of entering according to program.And after dynamic density triangle base is promoted to enter full position, subluxation work by air rammer, by the spring 144 in spring housing 145, reset, spacing by stop screw 141.And by regulating the holding screw 171 of full position position-limit mechanism 17, thereby limit holding screw 171 to the distance of front end face 71 on triangle base 7, thus carry out spacing.And half position-limit mechanism 15 between dynamic density cylinder body 6 and power degree triangle base 1 also can, by the adjusting of bolt, play the effect that limits subluxation.
The track that moves up and down knitting needle is formed along dynamic density depressing cam, dynamic density rise cam along syringe circumference cambered surface by density transmission mechanism moves up and down to change coil size, thereby changes Density.By two kinds of limiting structures are set, can effectively guarantee the displacement of density transmission mechanism when moving up and down, increased substantially Density quality of regulation and stability.The present invention can precisely regulate Density, and compact simple in structural design, and the Auto-regulating System of Density of Heavy Medium of the type that is adapted to not suit, is convenient to installation and maintenance, in various degree to user, saved cost.
Claims (1)
1. a circular knitting machine density regulating apparatus with induction alarm mechanism, comprise driving mechanism, transmission mechanism, dynamic density cam mechanism and piston mechanism, driving mechanism, transmission mechanism, dynamic density cam mechanism and piston mechanism are installed on triangle base, by driving mechanism, by transmission mechanism, drive the motion of dynamic density cam mechanism; Piston mechanism comprises dynamic density cylinder body and an air rammer, and dynamic density cylinder body is fixedly mounted on triangle base; Air rammer contacts dynamic density triangle base; Described dynamic density cam mechanism comprises a dynamic density triangle base, and dynamic density triangle base is slidably connected by linear bearing and triangle base; It is characterized in that:
On dynamic density cylinder body top, have a fixed mount, induction alarm mechanism is installed on fixed mount; Described induction alarm mechanism is comprised of inserts, elasticity part, induction hex nut, induction pin, and induction pin outside cover has induction hex nut, and has elasticity part at induction pin middle and upper part cover; The bottom end face of described induction pin can contact with the induction planes on dynamic density triangle base.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210469688.9A CN102926122B (en) | 2012-11-20 | 2012-11-20 | Circular knitting machine density regulating device with inductive alarm mechanism |
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| CN201210469688.9A CN102926122B (en) | 2012-11-20 | 2012-11-20 | Circular knitting machine density regulating device with inductive alarm mechanism |
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| CN102926122A CN102926122A (en) | 2013-02-13 |
| CN102926122B true CN102926122B (en) | 2014-01-15 |
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| CN105970465B (en) * | 2016-07-12 | 2018-02-02 | 周一江 | A kind of motor-driven state variable diameters braiding adjusting means of roundlet |
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