CN205934320U - Linking machine transmission system - Google Patents

Abstract

The utility model discloses a linking machine transmission system, including support, drive mechanism, needle stretch machine structure, needle position advancing mechanism, drive mechanism includes bent axle, camshaft connecting rod, and the needle stretch machine constructs and camshaft connecting rod fixed connection. The utility model discloses a camshaft connecting rod drive mechanism that bent axle and camshaft connecting rod integrated configuration formed, greatly reduced the noise of transmission in -process, it rotates realization pointer along dial slip simultaneously to drive the needle stretch machine structure through camshaft connecting rod drive mechanism, it does the swing back and forth motion simultaneously to drive needle position advancing mechanism through camshaft connecting rod drive mechanism again, it realizes pointer quotation along the dial inside and outside with the motion of the cyclic switching between anticlockwise rotation and rotate clockwise transmission to the pointer and makes a round trip to slide to make the needle stretch machine construct, the transmission efficiency is greatly improved. And this drive system structure reasonable in design, make full use of the advantage of crankshaft drive enclose the coil axle to needle stretch machine structure, needle position advancing mechanism, pointer and dial on plane and space and has carried out laying of just right, be fit for popularizing and applying.

Description

Linking machines drive system

Technical field

The present invention relates to a kind of Linking machines, more particularly, to a kind of Linking machines drive system.

Background technology

At present, the Linking machines that knitting industry commonly uses, also known as disk sewing machine, be woolens industry visual plant it One, for suturing knitting garment piece, neck, cuff etc..By Linking machines can efficiently, be rapidly completed the garment piece sewing work of sweater, Greatly improve than the efficiency of manual suture.But it is as the emergence of new chemical ＆ blended fabric and the continuous change of people's demand Change, the performance for Linking machines it is also proposed higher and higher requirement, and existing various Linking machines structures have gradually showed its disadvantage End.

Existing Linking machines drive system generally to be realized being driven work using by an overall power transmission shaft, is primarily present Shortcoming is as follows：One is that drive system structure is more numerous and diverse, and drive mechanism design is unreasonable to be led to produce in high-speed rotation work process The larger noise of life, also makes work efficiency relatively low；Two is balance in high-speed rotation transmission process for the drive system and steady Qualitative poor, greatly reduce transmission efficiency；Three be drive mechanism amplitude of fluctuation larger, transmission efficiency is low, and applicable surface is narrower, It is difficult to be adapted in high-speed sewing machine, also considerably increases the abrasion to Linking machines simultaneously, improve plant maintenance and maintenance Expense, increased production cost.

Content of the invention

Present invention solves the technical problem that being, overcoming the defect of prior art, providing one kind to adopt crankshaft-link rod driver Structure makes the Linking machines drive system that noise in transmission process is relatively low, transmission efficiency is higher.

In order to solve above-mentioned technical problem, the present invention is addressed by following technical proposals：

Linking machines drive system, including support, the drive mechanism being rotatably fixedly installed on support, is fixedly installed on On support and by the needle stretch machine structure of the drive mechanism drive rotation rotating, to needle stretch machine structure to apply active force, needle stretch machine structure is existed The pin position propulsive mechanism of the catch cropping cyclic switching motion rotating counterclockwise and rotating clockwise, pin position propulsive mechanism is fixedly connected on Swing back and forth motion on support and by the drive mechanism band action rotating, needle stretch machine structure is fixed with pointer, and pointer lower end is set up In dials card, drive pointer lower end in the needle stretch machine structure of the catch cropping cyclic switching motion rotating counterclockwise and rotating clockwise Move along dials card in the catch cropping cyclic switching with from inside to outside slip that slides from outside to inside, drive mechanism includes rotatably The crankshaft-link rod that the bent axle that is fixedly installed on support, fixed cover rotate outside bent axle and with bent axle simultaneously, needle stretch machine structure It is fixedly connected with crankshaft-link rod.

Combine the crankshaft-linking rod drive mechanism of structure formation using bent axle with crankshaft-link rod, greatly reduce in transmission process Noise, by crankshaft-linking rod drive mechanism drive needle stretch machine structure rotate simultaneously realize pointer along dials slide, further through bent axle Jointed gear unit drives pin position propulsive mechanism to swing back and forth motion so that needle stretch machine structure will rotate counterclockwise and up time simultaneously Cyclic switching motion transmission between pin rotation is realized pointer card along inside and outside dials to pointer and is slidably reciprocated, and substantially increases biography Efficiency of movement.

Preferably, bent axle includes the first shaft part being rotatably fixedly installed on support and the second shaft part, the company of fixation It is connected on the 3rd shaft part between the first shaft part and the second shaft part, crankshaft-link rod is provided with first through hole, the 3rd shaft part is rotatably solid Surely it is fastened in first through hole, the central axis of the first shaft part and the second shaft part is same central axis, the center of the 3rd shaft part Axis deviates the first shaft part and the central axis of the second shaft part laterally；Wherein, the central axis of the first shaft part and the second shaft part It is defined as m, the central axis of the 3rd shaft part is defined as n, and m is parallel to each other with n.

Preferably, being provided with the rolling ball body being connected as a single entity with the 3rd shaft part in the middle of the 3rd shaft part, rolling ball body is rotatable Fixation be fastened in first through hole.In crankshaft high-speed rotation process, rolling ball body is locked in first through hole, both reduced Friction, reduces noise, further increases transmission efficiency, alleviate in the rotation process between bent axle and crankshaft-link rod again Vibration, further increases the balance in rotation process between bent axle and crankshaft-link rod and stability.

Preferably, bent axle also include between the first shaft part and the 3rd shaft part and respectively with the first shaft part and the 3rd axle The first clutch disk that section is connected as a single entity, be located between the second shaft part and the 3rd shaft part and respectively with the second shaft part and the 3rd shaft part The second clutch disk being connected as a single entity, the first shaft part, the first clutch disk, the second clutch disk, the central axis of the second shaft part It is m.

In the present invention, the first shaft part, the first clutch disk, the 3rd shaft part, the second clutch disk, the second shaft part are linked as successively Integrally, balance when crankshaft high-speed rotates and stability are further increased.

Preferably, the first bar segment, separable solid by screw rod that crankshaft-link rod includes being fixedly connected with needle stretch machine structure Surely it is connected to the second bar segment in the first bar segment, the first bar segment and the second bar segment are respectively equipped with the first circular arc draw-in groove matching With the second circular arc draw-in groove, the first circular arc draw-in groove and the second circular arc draw-in groove engaging formation first through hole, both made roller ball Body has certain cushion space when rotating in first through hole, the operation such as make installation, dismounting again, change become extremely just Profit.

Preferably, drive mechanism also includes the bent axle fixed cover being fixedly installed on support, the first shaft part and the second axle Section all fixed covers, in bent axle fixed cover, further increase balance when crankshaft high-speed rotates and stability.

Preferably, needle stretch machine structure includes being fixedly connected with the first bar segment by external screw teeth oscillating bearing and by rotating One bar segment drives rotate draw pin device, be fixedly installed on and draw in pin device and draw the needle arm bar that pin device rotates simultaneously, solid with rotate Surely it is arranged at needle arm bar one end the needle arm simultaneously rotating with the needle arm bar rotating, needle arm bar two ends are sheathed on support two respectively Side, pointer is fixedly installed on needle arm bottom.

Preferably, the first bar segment is provided with tapped first installing hole, pin device is drawn to include be rotatably connected set and rotation The pull handle that adapter sleeve is connected as a single entity, needle arm bar is provided with the joint being connected as a single entity with needle arm bar, is rotatably connected and is arranged with the second through hole, Pull handle is provided with the second installing hole, and external screw teeth oscillating bearing is provided with third through-hole and external screw thread, external screw teeth oscillating bearing and the first bar Being fixedly connected as in the first installing hole by screwing into female thread, between external screw teeth oscillating bearing and pull handle between section Connection be to be connected in third through-hole and the second installing hole by connecting shaft two ends, be rotatably connected set pass through the second through hole Fixation is set in outside joint；The side passing the needle arm bar of joint is provided with screw thread, and screw thread pressure is provided with turn, turn two ends It is respectively fixedly connected with and be rotatably connected on set and support.

Preferably, pin position propulsive mechanism includes fixation and is set in first axle section and turns with the first shaft part rotating simultaneously Dynamic rotating circular disk, it is close on the periphery of rotating circular disk and the motion that simultaneously swings back and forth is driven by the rotating circular disk rotating Pin position propeller be fixedly connected with pin position propeller and driven by the pin position propeller of the motion that swings back and forth and make to carry out backswing simultaneously Move the pin position adjusting rod of motion, set to apply active force rotates counterclockwise and turns clockwise so that being rotatably connected and being enclosed within to being rotatably connected The control needle shaft of dynamic catch cropping cyclic switching motion, pin position propeller is fixedly connected on support, and one end fixation of control needle shaft is located at On the adjusting rod of pin position, the other end of control needle shaft props up on the periphery being rotatably connected set.

In the present invention, because the effect of turn is so that draws pin device is rotatably connected that be enclosed within rotation process can be by spring Circle is strained and tightly against control needle shaft above, then because the elastic force of turn makes the following external screw teeth joint of set that is rotatably connected The curved surface of the rolling ball body in bearing and the 3rd shaft part is tightly against when so rotating, the Irregular Boundary Surface of rolling ball body just can push away Moving draws the pull handle of pin device to move forward and backward, thus driving needle arm to move forward and backward.Turn both contributes to strengthening control needle shaft with rotation even Conflict effect between female connector so that control needle shaft to be rotatably connected set to apply active force when in hgher efficiency and effect more preferably, have again Helping to be rotatably connected be enclosed within rotate counterclockwise with the catch cropping cyclic switching motor process rotating clockwise in be preferably positioned at In needle arm bar.

Preferably, pin position propulsive mechanism also includes the propulsion fixed block being fixedly installed on support and rotating circular disk connects The fixed disc being integrated, with rotating circular disk, rotatably fixation is set in first axle section fixed disc；Pin position propeller bag Include the positioning body that pushing body is connected as a single entity with pushing body, pushing body is provided with the 3rd installing hole, positioning body is provided with the 4th installing hole, Positioning body is fixedly connected on propulsion fixed block by the 4th installing hole；Pin position adjusting rod includes pin position and adjusts club shaft and pin Position adjusts the contiguous block that club shaft is connected as a single entity, and contiguous block is provided with the 5th installing hole, and pin position adjusts club shaft one end and is fixedly installed In the 3rd installing hole, the fixation of control needle shaft one end is located in the 5th installing hole；Rotating circular disk is provided with circular arc recessed groove, pushing body It is provided with cylinder, cylinder is close on the periphery of rotating circular disk and is driven by the rotating circular disk rotating and comes and goes through circular arc Recessed groove swings back and forth motion.Wherein, the arc surface of circular arc recessed groove be eighth rotating circular disk periphery so that When rotating circular disk turns to cylinder and just slips into and pass through circular arc recessed groove, pin position adjusting rod also just swings limit position Put and moment starts to make oscillating motion to opposite side, in other words, when circular arc recessed groove often warp in rotating circular disk rotation process Cross cylinder once, then pin position adjusting rod occurs an oscillating motion to turn to, therefore, when crankshaft-linking rod drive mechanism is rotated In the continuous rotation process of disk, pin position adjusting rod swings back and forth motion with the rotation of rotating circular disk simultaneously.

The specific work process of the Linking machines drive system of the present invention is as follows：

Crankshaft-linking rod drive mechanism is as follows to the transmission work process of needle stretch machine structure and pointer：

Crank rotation, because the central axis of the 3rd shaft part deviates the first shaft part and the central shaft of the second shaft part laterally Line, then with respect to the first shaft part and the generation deflection of the second shaft part, rolling ball body is locked in first through hole with the 3rd the 3rd shaft part Crankshaft-link rod is driven to rotate along in the plane of the pivot center of bent axle while shaft part deflection, it is same that crankshaft-link rod rotates When drive external screw teeth oscillating bearing rotate, external screw teeth oscillating bearing rotate while drive pull handle and be rotatably connected set formed draw Pin device is rotated counterclockwise with needle arm bar for pivot center or rotates clockwise, thus needle arm bar drives pointer lower end edge pin simultaneously Disk card is slided from outside to inside or is from inside to outside slided；Therefore, above-mentioned work process is by the rotational band of crankshaft-linking rod drive mechanism Dynamic needle stretch machine structure is delivered to pointer the most at last and achieves pointer and slide along dials card.

Crankshaft-linking rod drive mechanism common driving work to needle stretch machine structure to pin position propulsive mechanism and pin position propulsive mechanism Make process as follows：

Crank rotation, the first shaft part is rotated disk and rotates simultaneously, drives the propulsion of pin position while rotating circular disk rotates The cylinder of device slides along the periphery of rotating circular disk, and the cylinder of slip drives pin position adjusting rod to make to swing fortune to side simultaneously Dynamic, when rotating circular disk turns to cylinder and just slips into and pass through circular arc recessed groove, pin position adjusting rod also just swings pole Extreme position moment starts to make oscillating motion to opposite side, in other words, when circular arc recessed groove in rotating circular disk rotation process Often through cylinder once, then pin position adjusting rod occurs an oscillating motion to turn to, therefore, when crankshaft-linking rod drive mechanism drives In the continuous rotation process of rotating circular disk, pin position adjusting rod swings back and forth motion with the rotation of rotating circular disk simultaneously；And pin position is adjusted Pole swing back and forth motion while drive control needle shaft to swing back and forth motion with pin position adjusting rod, control swinging back and forth of needle shaft Motion is cut so that being rotatably connected and being enclosed within the catch cropping circulation rotating counterclockwise with rotating clockwise to the set to apply active force that is rotatably connected Change motion, the set that is then rotatably connected drives needle arm bar in the catch cropping cyclic switching fortune rotating counterclockwise and rotate clockwise simultaneously Dynamic；Therefore, above-mentioned work process drives pin position propulsive mechanism to be delivered to the most at last by the rotation of crankshaft-linking rod drive mechanism Pointer and achieve pointer slidably reciprocating along dials card.

The present invention, due to employing above technical scheme, has significant technique effect：Using bent axle and Crank connected rod group Close the crankshaft-linking rod drive mechanism that structure is formed, greatly reduce the noise in transmission process, by crankshaft-linking rod drive mechanism Drive needle stretch machine structure to rotate simultaneously and realize pointer along dials slip, drive pin position propulsive mechanism further through crankshaft-linking rod drive mechanism Swing back and forth motion so that needle stretch machine structure is by the cyclic switching motion transmission between rotating counterclockwise and rotating clockwise simultaneously Realize pointer card along inside and outside dials to pointer to slidably reciprocate, substantially increase transmission efficiency；And this drive system structure sets Meter rationally, takes full advantage of the advantage of transmission of crankshaft to needle stretch machine structure, pin position propulsive mechanism, pointer and dials in plane and space Upper measurement has carried out just right laying, suitable popularization and application around bent axle.

Brief description

Fig. 1 is the structural representation of Linking machines drive system embodiment of the present invention.

Fig. 2 is the explosive view of Fig. 1.

Specific embodiment

With embodiment, the present invention is described in further detail below in conjunction with the accompanying drawings.

Linking machines drive system, as shown in Figure 1-2, including support 6, the transmission that is rotatably fixedly installed on support 6 Mechanism, it is fixedly installed on support 6 and is driven the needle stretch machine structure rotating, needle stretch machine structure applying acted on by the drive mechanism that rotates Power makes the pin position propulsive mechanism that needle stretch machine structure moves in the catch cropping cyclic switching rotating counterclockwise and rotate clockwise, and pin position pushes away Enter mechanism to be fixedly connected on the frame 6 and swung back and forth motion by the drive mechanism band action rotating, needle stretch machine structure is fixed with Pointer, pointer lower end is attached in dials 1 card, is rotating counterclockwise and drawing that the catch cropping cyclic switching rotating clockwise moves Pin mechanism drives pointer lower end edge dials 1 card to move in the catch cropping cyclic switching with from inside to outside slip that slides from outside to inside, Bent axle 5 that drive mechanism includes rotatably being fixedly installed on support 6, fixed cover are located at bent axle 5 outside and with bent axle 5 simultaneously The crankshaft-link rod 4 rotating, needle stretch machine structure is fixedly connected with crankshaft-link rod 4.

In the present embodiment, bent axle 5 includes the first shaft part 51 being rotatably fixedly installed on support 6 and the second shaft part 55th, it is fixedly connected on the 3rd shaft part 56 between the first shaft part 51 and the second shaft part 55, crankshaft-link rod 4 is provided with first through hole 40, Rotatably fixation is fastened in first through hole 40 3rd shaft part 56, and the central axis of the first shaft part 51 and the second shaft part 55 is same One central axis, the central axis of the 3rd shaft part 56 deviates the first shaft part 51 and the central axis of the second shaft part 55 laterally；Its In, the central axis of the first shaft part 51 and the second shaft part 55 is defined as m, and the central axis of the 3rd shaft part 56 is defined as n, m and n phase Mutually parallel.

In the present embodiment, in the middle of the 3rd shaft part 56, it is provided with the rolling ball body 53 being connected as a single entity with the 3rd shaft part 56, roller ball Rotatably fixation is fastened in first through hole 40 body 53.

In the present embodiment, bent axle 5 also include positioned between the first shaft part 51 and the 3rd shaft part 56 and respectively with the first shaft part 51 and the 3rd shaft part 56 be connected as a single entity the first clutch disk 52, be located between the second shaft part 55 and the 3rd shaft part 56 and respectively with The second clutch disk 54 that second shaft part 55 and the 3rd shaft part 56 are connected as a single entity, the first shaft part 51, the first clutch disk 52, second Clutch disk 54, the central axis of the second shaft part 55 are m.

In the present embodiment, the first bar segment 41 that crankshaft-link rod 4 includes being fixedly connected with needle stretch machine structure, can be divided by screw rod 19 From the second bar segment 42 being fixedly connected in the first bar segment 41, the first bar segment 41 and the second bar segment 42 are respectively equipped with and match First circular arc draw-in groove 412 and the second circular arc draw-in groove 420, the first circular arc draw-in groove 412 and the second circular arc draw-in groove 420 engage Form first through hole 40.

In the present embodiment, drive mechanism also includes the bent axle fixed cover 8 being fixedly installed on support 6, the first shaft part 51 He The equal fixed cover of second shaft part 55 is in bent axle fixed cover 8.

In the present embodiment, needle stretch machine structure includes being fixedly connected with the first bar segment 41 by external screw teeth oscillating bearing 7 and by turning Dynamic the first bar segment 41 drives rotate draw pin device, be fixedly installed on and draw in pin device and with the pin drawing pin device to rotate rotating simultaneously Armed lever 3, it is fixedly installed on needle arm bar 3 one end and with the needle arm 2 that rotates of needle arm bar 3 rotating simultaneously, needle arm bar 3 two ends cover respectively Located at support 6 both sides, pointer is fixedly installed on needle arm 2 bottom.

In the present embodiment, the first bar segment 41 is provided with the first installing hole 411 with female thread 4110, draws pin device to include rotation even The pull handle 10 that female connector 11 is connected as a single entity with the set 11 that is rotatably connected, needle arm bar 3 is provided with the joint 31 being connected as a single entity with needle arm bar 3, rotation Turn adapter sleeve 11 and be provided with the second through hole 110, pull handle 10 is provided with the second installing hole 100, external screw teeth oscillating bearing 7 is provided with third through-hole 71 and external screw thread 72, being fixedly connected as between external screw teeth oscillating bearing 7 and the first bar segment 41 screws in interior spiral shell by external screw thread 72 In first installing hole 411 of stricture of vagina 4110, the connection between external screw teeth oscillating bearing 7 and pull handle 10 is to be divided by connecting shaft 9 two ends It is not connected in third through-hole 71 and the second installing hole 100, the set 11 that is rotatably connected passes through the second through hole 110 fixation and is set in joint Outside 31；The side passing the needle arm bar 3 of joint 31 is provided with screw thread 32, and screw thread 32 pressure is provided with turn 12, turn 12 two ends It is respectively fixedly connected with and be rotatably connected on set 11 and support 6.

In the present embodiment, pin position propulsive mechanism includes fixation and is set in first axle section 51 and with the first shaft part 51 rotating Driven on the rotating circular disk 14 simultaneously rotating, the periphery being close to rotating circular disk 14 and by the rotating circular disk 14 rotating and make simultaneously The pin position propeller 17 of motion of swinging back and forth is fixedly connected with pin position propeller 17 and the pin position propeller by the motion that swings back and forth 17 drive the pin position adjusting rod 16 of the motion that simultaneously swings back and forth, cover 11 to apply active forces so that the set that is rotatably connected to being rotatably connected The 11 control needle shafts 13 moving in the catch cropping cyclic switching rotating counterclockwise and rotate clockwise, pin position propeller 17 is fixedly connected on On support 6, one end fixation of control needle shaft 13 is located on pin position adjusting rod 16, and the other end of control needle shaft 13 props up in the set that is rotatably connected On 11 periphery.

In the present embodiment, pin position propulsive mechanism also includes the propulsion fixed block 18 being fixedly installed on support 6 and rotational circle The fixed disc 15 that disk 14 is connected as a single entity, with rotating circular disk 14, rotatably fixation is set in first axle section 51 to fixed disc 15 In；Pin position propeller 17 includes the positioning body 172 that pushing body 171 is connected as a single entity with pushing body 171, and pushing body 171 is provided with the 3rd Installing hole 1711, positioning body 172 is provided with the 4th installing hole 1720, and positioning body 172 is fixedly connected on by the 4th installing hole 1720 On propulsion fixed block 18；Pin position adjusting rod 16 is included pin position regulation club shaft 161 and is connected as a single entity with pin position regulation club shaft 161 Contiguous block 162, contiguous block 162 is provided with the 5th installing hole 1620, and pin position adjusts club shaft 161 one end and is fixedly installed on the 3rd peace In dress hole 1711, the fixation of control needle shaft 13 one end is located in the 5th installing hole 1620；Rotating circular disk 14 is provided with circular arc recessed groove 140, pushing body 171 is provided with cylinder 1712, and cylinder 1712 is close on the periphery of rotating circular disk 14 and by the rotation rotating Turn disk 14 and drive to come and go and swing back and forth motion through circular arc recessed groove 140.

In a word, the foregoing is only presently preferred embodiments of the present invention, all equalizations made according to scope of the present invention patent Change and modification, all should belong to the covering scope of patent of the present invention.

Claims (10)

1. Linking machines drive system, including support（6）, be rotatably fixedly installed on support（6）On drive mechanism, fixation set It is placed in support（6）Upper and the needle stretch machine structure rotating is driven by the drive mechanism rotating, to needle stretch machine structure to apply active force so that drawing The pin position propulsive mechanism that pin mechanism moves in the catch cropping cyclic switching rotating counterclockwise and rotate clockwise, pin position propulsive mechanism is solid Surely it is connected to support（6）Upper and swung back and forth motion by the drive mechanism band action rotating, needle stretch machine structure is fixed with pointer, refers to Pin lower end is attached to dials（1）In card, rotate counterclockwise and rotate clockwise catch cropping cyclic switching motion needle stretch machine Structure drives pointer lower end edge dials（1）Card is moved in the catch cropping cyclic switching with from inside to outside slip that slides from outside to inside, its It is characterised by：Drive mechanism includes rotatably being fixedly installed on support（6）On bent axle（5）, fixed cover is located at bent axle（5）Outward Face with bent axle（5）The crankshaft-link rod simultaneously rotating（4）, needle stretch machine structure and crankshaft-link rod（4）It is fixedly connected.

2. Linking machines drive system according to claim 1 it is characterised in that：Bent axle（5）Set including rotatably fixation It is placed in support（6）On the first shaft part（51）With the second shaft part（55）, be fixedly connected on the first shaft part（51）With the second shaft part （55）Between the 3rd shaft part（56）, crankshaft-link rod（4）It is provided with first through hole（40）, the 3rd shaft part（56）Rotatable fixing card It is located at first through hole（40）In, the first shaft part（51）With the second shaft part（55）Central axis be same central axis, the 3rd axle Section（56）Central axis deviate the first shaft part laterally（51）With the second shaft part（55）Central axis；Wherein, the first shaft part （51）With the second shaft part（55）Central axis be defined as m, the 3rd shaft part（56）Central axis be defined as n, m is mutually flat with n OK.

3. Linking machines drive system according to claim 2 it is characterised in that：3rd shaft part（56）Centre is provided with and the 3rd Shaft part（56）The rolling ball body being connected as a single entity（53）, rolling ball body（53）Rotatably fixation is fastened on first through hole（40）In.

4. the Linking machines drive system according to Claims 2 or 3 it is characterised in that：Bent axle（5）Also include positioned at first axle Section（51）With the 3rd shaft part（56）Between and respectively with the first shaft part（51）With the 3rd shaft part（56）The first connection being connected as a single entity Disk（52）, be located at the second shaft part（55）With the 3rd shaft part（56）Between and respectively with the second shaft part（55）With the 3rd shaft part（56） The second clutch disk being connected as a single entity（54）, the first shaft part（51）, the first clutch disk（52）, the second clutch disk（54）, Two shaft parts（55）Central axis be m.

5. Linking machines drive system according to claim 4 it is characterised in that：Crankshaft-link rod（4）Including with needle stretch machine structure The first bar segment being fixedly connected（41）, pass through screw rod（19）Separable it is fixedly connected on the first bar segment（41）On the second bar segment （42）, the first bar segment（41）With the second bar segment（42）It is respectively equipped with the first circular arc draw-in groove matching（412）With the second circular arc Shape draw-in groove（420）, the first circular arc draw-in groove（412）With the second circular arc draw-in groove（420）Engaging forms first through hole（40）.

6. the Linking machines drive system according to Claims 2 or 3 or 5 it is characterised in that：Drive mechanism also includes fixation and sets It is placed in support（6）On bent axle fixed cover（8）, the first shaft part（51）With the second shaft part（55）All fixed covers are located at bent axle fixed cover （8）In.

7. Linking machines drive system according to claim 5 it is characterised in that：Needle stretch machine structure is included by external screw teeth joint Bearing（7）With the first bar segment（41）It is fixedly connected and by the first bar segment rotating（41）Drive rotate draw pin device, be fixedly installed Draw the needle arm bar that pin device rotates simultaneously in drawing in pin device and with rotate（3）, be fixedly installed on needle arm bar（3）One end with rotation Needle arm bar（3）The needle arm simultaneously rotating（2）, needle arm bar（3）Two ends are sheathed on support respectively（6）Both sides, pointer is fixedly installed In needle arm（2）Bottom.

8. Linking machines drive system according to claim 7 it is characterised in that：First bar segment（41）It is provided with band female thread （4110）The first installing hole（411）, draw pin device to include the set that is rotatably connected（11）, with the set that is rotatably connected（11）Be connected as a single entity draws Handle（10）, needle arm bar（3）It is provided with and needle arm bar（3）The joint being connected as a single entity（31）, be rotatably connected set（11）It is provided with the second through hole （110）, pull handle（10）It is provided with the second installing hole（100）, external screw teeth oscillating bearing（7）It is provided with third through-hole（71）And external screw thread （72）, external screw teeth oscillating bearing（7）With the first bar segment（41）Between be fixedly connected as by external screw thread（72）Screw in female thread （4110）The first installing hole（411）In, external screw teeth oscillating bearing（7）With pull handle（10）Between connection be by connecting shaft （9）Two ends are connected to third through-hole（71）With the second installing hole（100）In, be rotatably connected set（11）By the second through hole （110）Fixation is set in joint（31）Outside；Pass joint（31）Needle arm bar（3）Side be provided with screw thread（32）, screw thread （32）Pressure is provided with turn（12）, turn（12）Two ends are respectively fixedly connected with the set that is rotatably connected（11）And support（6）On.

9. Linking machines drive system according to claim 8 it is characterised in that：Pin position propulsive mechanism includes fixation and is set in First shaft part（51）In and with rotate the first shaft part（51）The rotating circular disk simultaneously rotating（14）, be close to rotating circular disk（14） Periphery on and by the rotating circular disk rotating（14）Drive the pin position propeller of the motion that simultaneously swings back and forth（17）, and pin position Propeller（17）It is fixedly connected and the pin position propeller by the motion that swings back and forth（17）Drive the pin of the motion that simultaneously swings back and forth Position adjusting rod（16）, to the set that is rotatably connected（11）To apply active force makes the set that is rotatably connected（11）Rotate counterclockwise with clockwise The control needle shaft of the catch cropping cyclic switching motion of rotation（13）, pin position propeller（17）It is fixedly connected on support（6）On, control needle shaft （13）One end fixation be located at pin position adjusting rod（16）On, control needle shaft（13）The other end prop up in the set that is rotatably connected（11）Circle On side face.

10. Linking machines drive system according to claim 9 it is characterised in that：Pin position propulsive mechanism also includes fixation and sets It is placed in support（6）On propulsion fixed block（18）, and rotating circular disk（14）The fixed disc being connected as a single entity（15）, fixed disc （15）With rotating circular disk（14）Rotatably fixation is set in first axle section（51）In；Pin position propeller（17）Including pushing body （171）, and pushing body（171）The positioning body being connected as a single entity（172）, pushing body（171）It is provided with the 3rd installing hole（1711）, positioning Body（172）It is provided with the 4th installing hole（1720）, positioning body（172）By the 4th installing hole（1720）It is fixedly connected on propulsion to fix Block（18）On；Pin position adjusting rod（16）Adjust club shaft including pin position（161）, and pin position adjust club shaft（161）It is connected as a single entity Contiguous block（162）, contiguous block（162）It is provided with the 5th installing hole（1620）, pin position adjusts club shaft（161）One end is fixedly installed In the 3rd installing hole（1711）In, control needle shaft（13）One end fixation is located at the 5th installing hole（1620）In；Rotating circular disk（14）If There is circular arc recessed groove（140）, pushing body（171）It is provided with cylinder（1712）, cylinder（1712）It is close to rotating circular disk （14）Periphery on and by the rotating circular disk rotating（14）Drive and come and go through circular arc recessed groove（140）Swing back and forth fortune Dynamic.