CN2763310Y

CN2763310Y - Transmission mechanism for computerized six-color yarn-regulation jacquard

Info

Publication number: CN2763310Y
Application number: CN 200520082534
Authority: CN
Inventors: 王来成
Original assignee: Individual
Current assignee: Individual
Priority date: 2005-04-15
Filing date: 2005-04-15
Publication date: 2006-03-08
Anticipated expiration: 2015-04-15

Abstract

The utility model provides a transmission mechanism for a computerized six-color yarn-adjustment jacquard. A drive shaft drives a mandrel at the front part through a gear box, a synchronous pulley, a synchronous belt and a driven synchronous pulley in transmission connection. A sleeve is movably arranged in a sleeve base, and the sleeve base is provided with a driven synchronous pulley positioning device. The side of the middle part of the sleeve is provided with a row of worm gear teeth, and the inside of the sleeve base is provided with a worm rod base. The inside of the worm rod base is provided with a bevel gear and a worm rod, and the bevel gear is engaged with the worm rod. the worm rod is engaged with the worm gear teeth, and the bevel gear is provided with an adjustment wheel. The lower part of the sleeve is fixedly connected with a middle core, and the middle core is fixedly connected with a yarn adjustment base. The transmission system uses the synchronous belt transmission and has the advantages of simple structure, stable and accurate transmission, low noise and simple assembly. The worm rod of the worm rod base is matched with the worm gear teeth of the sleeve to cause the sleeve to up and down move for a long distance. In this way, a needle cylinder can be changed without removing a six-color yarn-adjustment device to cause the gap adjustment in a heart section to be simpler.

Description

The transmission mechanism of computer six tone line jacquards

Technical field

The utility model relates to a kind of knitting machine, specifically is the transmission mechanism of computer six tone line jacquards.

Background technology

With reference to Fig. 5.Commonly using the big ancient cooking vessel transmission system of knitting machine, is to utilize gear wheel and the pinion transmission of being located at the big ancient cooking vessel of two-sided machine; It is mainly constructed as shown in Figure 5, be provided with one by driving shaft 35 that motor drove at big ancient cooking vessel main framework 34 1 sides, these driving shaft 35 upper ends are provided with a pinion 36, being used to drive a gear wheel 37 rotates, gear wheel 37 drives stem axle 38 by geared sleeve and rotates, thereby drives dials rotation the carrying out work of going up.Its axial adjustment mode is to utilize adjustment rack 39 drives one that are located at big ancient cooking vessel side and the gear 40 that upper cartridge screws togather to rotate, and then makes sleeve rise or descend by the screw thread that screws togather.Above-mentioned transmission and structure are used in and have following shortcoming on the six tone line jacquards:

1, adopt aforementioned big pinion drive, whole upper body framework is huge, and gear need be immersed in the oil, otherwise sound will be very big.

The branch that 2, single, double machine arranged based on knitting machine, computer six tone line jacquards belong to single-side machine, if adopt two-sided machine frame, its cost is with much higher.

When 3, axially adjusting, all liftings thereupon of whole drive system (except that pinion), causing on adjusting comparatively wastes time and energy.

Summary of the invention

The purpose of this utility model is to overcome the deficiencies in the prior art, a kind of transmission mechanism of computer six tone line jacquards is provided, the characteristics of root a tree name computer six tone line jacquards, improve existing drive mechanism, the integrated mode that simplifies the internal structure of an organization and adjust, it is easy to adjust accurate to make, keeps the equilibrium of yarn change mechanism to reach stable.

The utility model is by the following technical solutions:

The transmission mechanism of computer six tone line jacquards comprises a mechanism body framework, and formation one pedestal, side are provided with a driving shaft in the middle of it, one receiver is set in the pedestal, one sleeve is set in the receiver, is provided with a stem axle in the sleeve, the affixed line transfer dish in the lower end of described stem axle; It is characterized in that: described driving shaft upper end is connected with a reduction box, and reduction gearbox output shaft is connected with a synchronous belt wheel; Described receiver top is provided with a driven synchronous pulley, and receiver is provided with driven synchronous pulley positioner; Described stem axle and driven synchronous pulley are in transmission connection by spline; Described synchronous pulley rotates by the driven synchronous pulley of band drive synchronously; The upper end outer rim of described sleeve screws togather a nut, the side, middle part is provided with row's worm-gear toothing; Be provided with a worm screw seat in the described receiver, be provided with bevel gear and the worm screw that is meshed in this worm screw seat, worm screw is meshed with described worm-gear toothing, and bevel gear is connected with a regulating wheel; Benevolence in the described lower cartridge affixed, the affixed line transfer seat of benevolence in this.

Described receiver upper end has annular recess, the lower end of driven synchronous pulley is set in the annular recess, the receiver in the annular recess outside is provided with radial compaction seat and the axial compression seat that tape spool holds, be used for from radially reaching the driven synchronous pulley of axial location, produce when preventing that driven synchronous pulley from rotating and wave; Described annular recess, radial compaction seat and axial compression seat form above-mentioned driven synchronous pulley positioner.

Receiver is fixed on the end face of aforementioned pedestal, and the receiver sidewall of pedestal bottom is provided with the adjustment circle that is used to adjust receiver.

In order to blow stage casing yarn wadding more neatly off, above described pedestal, set firmly a cover air adapter device.

The utlity model has following advantage:

This transmission adopted is with transmission synchronously, has simple in structurely, and stable drive is accurate, and speed reduction gear box is taken turns with axle and other, being connected between the axle, all adopts spline fitted, makes it more stable, and noise is littler, assembles simpler.

Aforementioned worm screw seat worm screw cooperates with the sleeve worm-gear toothing, and sleeve is moved up and down than big distance, so just can change syringe under the situation of not laying down six tone line devices, also makes the adjustment in heart part gap simpler simultaneously.If load onto a fractional motor, just can realize the automatic lifting of sleeve.Under the situation that each parameter is all adjusted, can position and clamp sleeve.

Description of drawings

Below in conjunction with accompanying drawing the utility model is described in further detail.

Fig. 1 is a structure cutaway view of the present utility model.

Fig. 2 is the vertical view (comprising radial compaction seat and axial compression seat) of Fig. 1 middle sleeve seat.

Fig. 3 is the cutaway view (comprise detent mechanism and clamp mechanism) of Fig. 1 middle sleeve seat along the A-A direction.

Fig. 4 is the enlarged diagram (comprising drive link and support) that Fig. 1 hollow cyclostrophic connects apparatus.

Fig. 5 is the structure cutaway view of existing computer six tone line jacquard transmission mechanisms.

The specific embodiment

With reference to Fig. 1.The transmission mechanism of computer six tone line jacquards comprises a mechanism body framework 1, and formation one pedestal 1a, side are provided with a driving shaft 2 in the middle of it, and a receiver 8 is set among the pedestal 1a, suit one sleeve 9 in the receiver 8, and sleeve 9 is slidingly connected with receiver 8.Receiver 8 is fixed on the aforementioned pedestal 1a, and receiver 8 sidewalls of pedestal 1a bottom are provided with adjusts circle 21.Stem axle 10 is assemblied in the middle of the sleeve 9 rotationally by bearing, and the affixed line transfer dish 11 in the lower end of stem axle 10 is equipped with computer needle selection device 11a and guide plate 11b on the line transfer dish 11.Driving shaft 2 upper ends are connected with reduction box 3, and reduction box 3 output shafts are connected with synchronous pulley 5.Be provided with driven synchronous pulley 7 above receiver 8, have a ring groove 8a at receiver 8 end faces, the lower end of driven synchronous pulley 7 is stretched among the groove 8a.The top of stem axle 10 and driven synchronous pulley 7 are in transmission connection by spline fitting 14, and this spline fitting 14 is fixedly set in the axle center of driven synchronous pulley 7, is in transmission connection with driven synchronous pulley 7.Synchronous pulley 5 is by being with 6 to drive driven synchronous pulley 7 rotations synchronously, and driven synchronous pulley 7 drives stem axles 10 by spline fitting 14.Bottom hollow in the driven synchronous pulley 7 has spacing between upper end and receiver 8 upper ends in it; This spacing forms sleeve 9 rise and fall spaces.The upper end outer rim of sleeve 9 screws togather a nut 91, the middle part lateral surface is provided with row's worm-gear toothing 9a; Nut 91 is positioned at the top of receiver 8 and external diameter greater than the internal diameter of receiver 8, plays position-limiting action.Be provided with a worm screw seat 15 in the above-mentioned receiver 8, be provided with two upper and lower bevel gears that are meshed 16,17 and worm screw 18 in this worm screw seat 15, worm screw 18 is meshed with described worm-gear toothing 9a, and bevel gear 16 is connected with a manual regulating wheel 19; Worm screw 18 is in transmission connection with following bevel gear 17.Benevolence 12 during sleeve 9 bottoms are affixed, benevolence 12 affixed line transfer seats 13 in this, the periphery of line transfer seat 13 is provided with the rigging position of six tone line devices.

In order to remove stage casing yarn wadding, above pedestal 1a, set firmly a cover air adapter device 27.

With reference to Fig. 2.Receiver 8 upper ends in the groove 8a outside are arranged at intervals with the recess of four communication groove 8a, install the radial compaction seat 22 that tape spool holds in the recess respectively, receiver 8 upper ends between the recess set firmly four axial compression seats 23, radial compaction seat 22, axial compression seat 23 respectively by contact roller from radially, the driven synchronous pulley 7 of axial location, wave to prevent that driven synchronous pulley 7 from producing when rotating.Each radial compaction seat 22 is provided with the contact roller of radial arrangement respectively, and this contact roller adopts adjustable deep groove ball bearing, respectively from the driven synchronous pulley 7 of different orientation radial compaction, radially to fix driven synchronous pulley 7.The side wall lower ends of driven synchronous pulley 7 is provided with convex edge 7a, the contact roller of vertical layout is set respectively in each axial compression seat 23, this contact roller is same to adopt adjustable deep groove ball bearing, and contact roller axially presses the upper surface of convex edge 7a from diverse location, with the driven synchronous pulley 7 of axial restraint.

With reference to Fig. 3.Detent mechanism 24 and clamp mechanism 25 also are equipped with in receiver 8 middle parts.Detent mechanism 24 is used to adjust the position of abutment sleeve 9 behind the gap, and reinstating clamp mechanism 25 simultaneously can clamp sleeve 9, to prevent sleeve 9 displacements.

Reduction box 2 wheel shafts adopt square type spline 3 to connect, set first, second travelling gear 3a, 3c and middle idle wheel 3b in the reduction box 2, middle idle wheel 3b is located between first, second travelling gear 3a, the 3c and meshes with first, second travelling gear 3a, 3c respectively, and the second travelling gear 3c drives synchronous pulley 5 by output shaft.Synchronous pulley 5 drives to driven synchronizing wheel 7 by being with 6 outputs synchronously, and driven synchronizing wheel 7 is given axle 10 by involute spline seat 14 driving forces again, and axle 10 drives line transfer dishes 11 and rotates, and needle selection device seat 11a is housed above the line transfer dish 11, with fixing computer needle selection device; Line transfer Triangulum 11b is housed below the line transfer dish 11, line transfer triangle (not shown) is housed above the Triangulum 11b.This line transfer triangle is the characteristics of motion of root a tree name variable color line transfer system, designs the triangle of a kind of special track successfully, is specifically designed to the look that selects of line transfer color change system.Respectively there is a T-slot about line transfer Triangulum 11b and front side, and its function is assembling double-pole mechanism, realize double-pole mechanism about, front and back adjust, and scrape yarn effect (not shown) to give full play to it.For the ease of changing syringe, on sleeve 9, process worm-gear toothing, by manual adjustments adjustment wheel 19 can realize sleeve 9 with and following structure rise and fall, be convenient to change syringe and control gap.Load onto a fractional motor (not shown) if adjust wheel 19, just can realize the automatic lifting of sleeve.Be fixed with line transfer seat 13 on the sleeve 9; The function of line transfer seat 13 has been done a kidney slot in addition at assembling yarn feeding rod and line transfer color-changing device on line transfer color-changing device locating slot, be used for not open six tone lines and can adorn the usefulness of yarn feeding rod when opening common cloth cover.Driven synchronizing wheel 7 adopts oil-immersed type form lubricated and the pad wearing plate to assemble (not shown).After taking over a business 20 coarse regulation when assembling is adopted in the adjustment of receiver 15, finely tune with the adjustment circle 21 that is equipped with on the receiver 8 again, to reach specification requirement.

With reference to Fig. 1, Fig. 4.In order to remove stage casing yarn wadding, designed a cover air adapter device 27 above pedestal 1a especially, its component parts has: be fixed on compositions such as support 1c, drive plate 28, rotor 29, rotor rack 30, upper cover plate 31, the air inlet ring 32 on the mechanism body framework 1, the ring 33 of supplying gas.This device 27 is fixed on the mechanism body framework 1 by support 1c and is positioned at the top of pedestal 1a.Be connected with drive link 26 between above-mentioned driven synchronizing wheel 7 and the drive plate 28, the rotating torque of device 27 is supplied with by drive link 26 by driven synchronizing wheel 7, air inlet ring 32 is communicated with the air supply source (not shown) by air supply pipe, stem axle 10 middle parts axially connect, the ring 33 of supplying gas connects the snorkel (not shown), snorkel passes stem axle 10, and air after the snorkel port blows out, can blow stage casing yarn wadding through switching through device off more neatly.

Claims

1, the transmission mechanism of computer six tone line jacquards comprises a mechanism body framework, and formation one pedestal, side are provided with a driving shaft in the middle of it, one receiver is set in the pedestal, one sleeve is set in the receiver, is provided with a stem axle in the sleeve, the affixed line transfer dish in the lower end of described stem axle; It is characterized in that: described driving shaft upper end is connected with a reduction box, and reduction gearbox output shaft is connected with a synchronous belt wheel; Described receiver top is provided with a driven synchronous pulley, and receiver is provided with driven synchronous pulley positioner; Described stem axle and driven synchronous pulley are in transmission connection by spline; Described synchronous pulley rotates by the driven synchronous pulley of band drive synchronously; The upper end outer rim of described sleeve screws togather a nut, the side, middle part is provided with row's worm-gear toothing; Be provided with a worm screw seat in the described receiver, be provided with bevel gear and the worm screw that is meshed in this worm screw seat, worm screw is meshed with described worm-gear toothing, and bevel gear is connected with a regulating wheel; Benevolence in the described lower cartridge affixed, the affixed line transfer seat of benevolence in this.

2, the transmission mechanism of computer six tone line jacquards according to claim 1, it is characterized in that: described receiver upper end has annular recess, the lower end of driven synchronous pulley is set in the annular recess, the receiver in the annular recess outside is provided with radial compaction seat and the axial compression seat that tape spool holds, and is used for from radially reaching the driven synchronous pulley of axial location; Described annular recess, radial compaction seat and axial compression seat form described driven synchronous pulley positioner.

3, the transmission mechanism of computer six tone line jacquards according to claim 1, it is characterized in that: receiver is fixed on the end face of aforementioned pedestal, and the receiver sidewall of pedestal bottom is provided with the adjustment circle that is used to adjust receiver.

4, the transmission mechanism of computer six tone line jacquards according to claim 1 is characterized in that: described pedestal top sets firmly a cover air adapter device.