1. A traction mechanism of a fully computerized flat knitting machine is characterized by comprising:

a frame;

the opening and closing driving motor of the cloth rolling roller is arranged on the rack, and an output shaft of the opening and closing driving motor of the cloth rolling roller is fixedly connected with a first opening and closing transmission gear of the cloth rolling roller;

the second cloth rolling roller opening and closing transmission gear is rotatably connected to one side of the rack and is fixedly connected with a cloth rolling roller opening and closing transmission shaft;

the two cloth rolling roller opening and closing control cams are fixed on the cloth rolling roller opening and closing transmission shaft;

the cloth rolling roller mechanism is arranged on the rack and comprises a cloth rolling roller driving motor, a cloth rolling roller transmission gear, an Oldham coupling, a first cloth rolling roller and a second cloth rolling roller;

the cloth rolling roller driving motor is arranged on the rack, the first cloth rolling roller and the second cloth rolling roller are rotatably connected to one opposite side of the rack, and the two Oldham coupling are respectively arranged on the outer surfaces of the first cloth rolling roller and the second cloth rolling roller;

the cloth rolling device comprises a cloth rolling roller opening and closing swing arm and a cloth rolling roller opening and closing swing arm, wherein the cloth rolling roller opening and closing swing arm is fixed on the first cloth rolling roller and the second cloth rolling roller respectively, and the cloth rolling roller opening and closing swing arm is fixed on the first cloth rolling roller and the second cloth rolling roller respectively.

2. The traction mechanism of the fully computerized flat knitting machine according to claim 1, wherein a round head is disposed on a left rear side of the cloth rolling roller opening and closing swing arm, a U-shaped groove is disposed on a left front side of the cloth rolling roller opening and closing swing arm, and the round head penetrates through the U-shaped groove and extends into the U-shaped groove.

3. The draft mechanism of fully computerized flat knitting machine according to claim 1, wherein a connecting arm is fixedly connected to the upper left of the opening and closing swing arm of the cloth roller, and a spring of the opening and closing swing arm of the cloth roller is disposed on the connecting arm.

4. The traction mechanism of a fully computerized flat knitting machine according to claim 3, wherein a nut is rotatably connected to the frame, a cloth rolling drum opening and closing swing arm spring adjusting screw is threadedly connected to the inside of the nut, one end of the cloth rolling drum opening and closing swing arm spring adjusting screw penetrates through the frame and extends to one side of the frame, and the one side of the cloth rolling drum opening and closing swing arm spring adjusting screw extending to the frame is arranged at one end of the cloth rolling drum opening and closing swing arm spring.

5. The draft mechanism of full computerized flat knitting machine according to claim 1, wherein a bottoming device is provided at one side of the frame.

6. The draft gear of full computerized flat knitting machine according to claim 1, wherein the frame is placed in parallel to the ground contact.

7. The draft gear of full computerized flat knitting machine according to claim 1, wherein a graduated scale is disposed on one side of the frame, a marking block is fixedly connected to the spring adjusting screw of the opening and closing swing arm of the cloth winding drum, and one side of the marking block is slidably connected to the graduated scale.

8. The draft mechanism of fully computerized flat knitting machine according to claim 2, wherein the inner surfaces of the U-shaped grooves are formed with flow grooves, and the adjacent flow grooves are communicated with each other through flow holes.

9. The traction mechanism of a fully computerized flat knitting machine according to claim 8, wherein an oil hole for injecting lubricating oil is formed inside the U-shaped groove, the oil hole is funnel-shaped and has a wide top and a narrow bottom, the bottom of the oil hole is communicated with the inside of the flow groove, and reinforcing ribs are disposed on both sides of the flow groove and at the edge of the U-shaped groove for reinforcing the U-shaped groove.

10. The draft mechanism of fully computerized flat knitting machine according to claim 1, wherein a first gear is rotatably connected to a front left side of the opening and closing swing arm of the cloth roller, a second gear is rotatably connected to a rear left side of the opening and closing swing arm of the cloth roller, and an outer surface of the first gear is engaged with an outer surface of the second gear.

Background

The computerized flat knitting machine has the advantages of high weaving efficiency, low operator demand, simple programming and the like, and plays a role in lifting in the textile industry. The roller for pulling and sending the cloth is a necessary device of the computerized flat knitting machine, and the formed fabric is clamped and pulled so as to realize the functions of knitting, needle turning and the like of the latch needle. Obviously, the function requires that the roller on the computerized flat knitting machine has good material grabbing capacity.

At present, a roller of a computerized flat knitting machine adopts a needle rake pushing component to drive a fabric to do pull-down action, but is limited by the structure of the roller, a cloth rolling roller in a traction mechanism is generally fixedly arranged and does not have an adjusting function, and then only yarns of specific models can be woven in the using process, so that certain limitation exists, and the practicability of the traction mechanism is reduced.

Therefore, it is necessary to provide a traction mechanism of a fully computerized flat knitting machine to solve the above technical problems.

Disclosure of Invention

The invention provides a traction mechanism of a fully-computerized flat knitting machine, which solves the technical problem that the position of a roller is not adjustable in the prior art.

In order to solve the above technical problems, the present invention provides a traction mechanism for a fully computerized flat knitting machine, comprising:

a frame;

the opening and closing driving motor of the cloth rolling roller is arranged on the rack, and an output shaft of the opening and closing driving motor of the cloth rolling roller is fixedly connected with a first opening and closing transmission gear of the cloth rolling roller;

the second cloth rolling roller opening and closing transmission gear is rotatably connected to one side of the rack and is fixedly connected with a cloth rolling roller opening and closing transmission shaft;

the two cloth rolling roller opening and closing control cams are fixed on the cloth rolling roller opening and closing transmission shaft;

the cloth rolling roller mechanism is arranged on the rack and comprises a cloth rolling roller driving motor, a cloth rolling roller transmission gear, an Oldham coupling, a first cloth rolling roller and a second cloth rolling roller;

the cloth rolling roller driving motor is arranged on the rack, the first cloth rolling roller and the second cloth rolling roller are rotatably connected to one opposite side of the rack, and the two Oldham coupling are respectively arranged on the outer surfaces of the first cloth rolling roller and the second cloth rolling roller;

the cloth rolling device comprises a cloth rolling roller opening and closing swing arm and a cloth rolling roller opening and closing swing arm, wherein the cloth rolling roller opening and closing swing arm is fixed on the first cloth rolling roller and the second cloth rolling roller respectively, and the cloth rolling roller opening and closing swing arm is fixed on the first cloth rolling roller and the second cloth rolling roller respectively.

Preferably, one side of the cloth rolling roller behind the left side of the opening and closing swing arm is provided with a round head, one side of the cloth rolling roller in front of the left side of the opening and closing swing arm is provided with a U-shaped groove, and the round head penetrates through the U-shaped groove and extends to the inside of the U-shaped groove.

Preferably, the cloth rolling roller opening and closing swing arm is fixedly connected with a connecting arm at the upper left front part, and a cloth rolling roller opening and closing swing arm spring is arranged on the connecting arm.

Preferably, the frame is rotatably connected with a nut, the internal thread of the nut is connected with a cloth rolling drum opening and closing swing arm spring adjusting screw rod, one end of the cloth rolling drum opening and closing swing arm spring adjusting screw rod penetrates through the frame and extends to one side of the frame, and one side of the cloth rolling drum opening and closing swing arm spring adjusting screw rod extends to one end of the frame, which is arranged at one end of the cloth rolling drum opening and closing swing arm spring.

Preferably, a bottom lifting device is arranged on one side of the frame.

Preferably, the frame is placed in contact parallel to the ground.

Preferably, one side of the rack is provided with a graduated scale, the cloth rolling roller opening and closing swing arm spring adjusting screw is fixedly connected with a marking block, and one side of the marking block is connected to the graduated scale in a sliding manner.

Preferably, the inner surfaces of the U-shaped grooves are provided with flow grooves, and the adjacent flow grooves are communicated through flow holes.

Preferably, the oil filler point that is used for annotating lubricating oil is offered to the inside in U type groove, the shape of oil filler point is for leaking hopper-shaped, and presents wide narrow down, the bottom of oil filler point communicate in the inside in groove flows, the both sides in groove that flows just are located the edge in U type groove all is provided with the strengthening rib for carry out reinforced (rfd) effect to U type groove.

Preferably, one side of the cloth rolling roller opening and closing swing arm in front of the left side is rotatably connected with a first gear, one side of the cloth rolling roller opening and closing swing arm in back of the left side is rotatably connected with a second gear, and the outer surface of the first gear is meshed with the outer surface of the second gear.

Compared with the related technology, the traction mechanism of the full-computerized flat knitting machine provided by the invention has the following beneficial effects:

the invention provides a traction mechanism of a fully-computerized flat knitting machine, which has an adjusting function, is suitable for knitting yarns of different models by adjusting the distance between a first cloth rolling roller and a second cloth rolling roller, and not only improves the use range, but also improves the flexibility of the traction mechanism.

Drawings

Fig. 1 is a schematic structural view of a first embodiment of a draft mechanism of a fully computerized flat knitting machine according to the present invention;

FIG. 2 is a schematic perspective view of the cloth roller driving motor shown in FIG. 1;

FIG. 3 is a schematic structural view of the cloth roller shown in FIG. 1, showing the opening and closing swing arm at the front left;

FIG. 4 is a schematic view of the round head of FIG. 1;

FIG. 5 is a schematic structural view of a second embodiment of a draft mechanism of a fully computerized flat knitting machine according to the present invention;

FIG. 6 is a schematic structural view of a third embodiment of a draft mechanism of a fully computerized flat knitting machine according to the present invention;

FIG. 7 is a schematic top cross-sectional view of the reinforcing bar of FIG. 6;

FIG. 8 is an enlarged partial schematic view of FIG. 7 at A;

fig. 9 is a schematic structural view of a fourth embodiment of a draft mechanism of a fully computerized flat knitting machine according to the present invention.

Reference numbers in the figures: 1. a frame, 2, a cloth rolling roller opening and closing driving motor, 3, a first cloth rolling roller opening and closing transmission gear, 4, a second cloth rolling roller opening and closing transmission gear, 5, a cloth rolling roller opening and closing transmission shaft, 6, a cloth rolling roller opening and closing control cam, 7, a cloth rolling roller mechanism, 71, a cloth rolling roller driving motor, 72, a cloth rolling roller transmission gear, 73, a cross slide block coupler, 74, a first cloth rolling roller, 75, a second cloth rolling roller, 8, a left back of a cloth rolling roller opening and closing swing arm, 9. the cloth rolling roller opening and closing swing arm comprises a cloth rolling roller opening and closing swing arm, a left front part 10, a round head 11, a U-shaped groove 12, a connecting arm 13, a cloth rolling roller opening and closing swing arm spring, a 14 nut 15, a cloth rolling roller opening and closing swing arm spring adjusting screw rod 17, a graduated scale 18, a marking block 19, a flowing groove 20, a flowing hole 21, an oil injection hole 22, a reinforcing rib 23, a second gear 24 and a first gear.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

First embodiment

Referring to fig. 1, fig. 2, fig. 3 and fig. 4, wherein fig. 1 is a schematic structural diagram of a first embodiment of a traction mechanism of a fully computerized flat knitting machine according to the present invention; FIG. 2 is a schematic perspective view of the cloth roller driving motor shown in FIG. 1; FIG. 3 is a schematic structural view of the cloth roller shown in FIG. 1, showing the opening and closing swing arm at the front left;

fig. 4 is a schematic view of the round head shown in fig. 1. Full-computerized flat knitting machine drive mechanism includes: a frame 1;

the cloth rolling drum opening and closing driving motor 2 is arranged on the rack 1, and a first cloth rolling drum opening and closing transmission gear 3 is fixedly connected to an output shaft of the cloth rolling drum opening and closing driving motor 2;

the second cloth rolling roller opening and closing transmission gear 4 is rotatably connected to one side of the rack 1, and a cloth rolling roller opening and closing transmission shaft 5 is fixedly connected to the second cloth rolling roller opening and closing transmission gear 4;

the cloth rolling roller opening and closing control cams 6 are fixed on the cloth rolling roller opening and closing transmission shaft 5;

the cloth rolling roller mechanism 7 is arranged on the rack 1, and comprises a cloth rolling roller driving motor 71, a cloth rolling roller transmission gear 72, an Oldham coupling 73, a first cloth rolling roller 74 and a second cloth rolling roller 75;

the cloth rolling drum driving motor 71 is arranged on the rack 1, the first cloth rolling drum 74 and the second cloth rolling drum 75 are rotatably connected to one opposite side of the rack 1, and the two oldham couplings 73 are respectively arranged on the outer surfaces of the first cloth rolling drum 74 and the second cloth rolling drum 75;

the cloth rolling roller opening and closing swing arm comprises a cloth rolling roller opening and closing swing arm left back 8 and a cloth rolling roller opening and closing swing arm left front 9, the cloth rolling roller opening and closing swing arm left back 8 and the cloth rolling roller opening and closing swing arm left front 9 are respectively fixed on the first cloth rolling roller 74 and the second cloth rolling roller 75, and the cloth rolling roller opening and closing swing arm left back 8 is movably connected to the cloth rolling roller opening and closing control cam 6 through a connecting plate;

the cloth rolling roller driving motor 71 and the cloth rolling roller opening and closing driving motor 2 are connected with an external power supply and a control switch;

the left rear 8 of the cloth rolling roller opening and closing swing arm and the left front 9 of the cloth rolling roller opening and closing swing arm rotate through a rotating shaft (not shown) in the rotating process to serve as rotating points, so that the rotating stability is improved;

the first cloth roller 74 and the second cloth roller 75 may be designed into a quincunx roller or a plain cylinder according to the traction requirement of the fabric, and a rough surface tape is pasted on the cylindrical surface.

One side of 8 back on the batching cylinder open and shut swing arm left side is provided with button head 10, U type groove 11 has been seted up to one side of 9 front and left of batching cylinder open and shut swing arm, button head 10 runs through U type groove 11 and extend to the inside of U type groove 11.

The cloth rolling roller opening and closing swing arm is fixedly connected with a connecting arm 12 on the left front 9, and a cloth rolling roller opening and closing swing arm spring 13 is arranged on the connecting arm 12.

A nut 14 is rotatably connected to the frame 1, a cloth rolling drum opening and closing swing arm spring adjusting screw 15 is in threaded connection with the interior of the nut 14, one end of the cloth rolling drum opening and closing swing arm spring adjusting screw 15 penetrates through the frame 1 and extends to one side of the frame 1, and one side, extending to the frame 1, of the cloth rolling drum opening and closing swing arm spring adjusting screw 15 is arranged at one end of the cloth rolling drum opening and closing swing arm spring 13;

the cloth rolling roller opening and closing swing arm spring adjusting screw 15 is screwed to move left and right, so that the extension of the cloth rolling roller opening and closing swing arm spring 13 is controlled, the pressing force between the first cloth rolling roller 74 and the second cloth rolling roller 75 is controlled, and the effect of controlling the cloth rolling force is achieved.

A plum blossom handle is arranged on one side of the cloth rolling roller opening and closing swing arm spring adjusting screw rod 15, and the use is convenient.

A bottom lifting device is arranged on one side of the frame 1;

the bottom lifting device adopts the prior art, the specific structure is not described in detail here, and only the cloth rolling roller driving motor 71 is started to control the traction mechanism to rotate, so that woven cloth is pulled down by the bottom lifting device.

The working principle of the traction mechanism of the full-computerized flat knitting machine provided by the invention is as follows:

the first step is as follows: in the roller adjusting process, the cloth rolling roller opening and closing driving motor 2 is started firstly, so that the first cloth rolling roller opening and closing transmission gear 3 on the output shaft of the cloth rolling roller opening and closing driving motor 2 rotates, the second cloth rolling roller opening and closing transmission gear 4 is driven to rotate along with the first cloth rolling roller opening and closing transmission gear through the meshing relation, the cloth rolling roller opening and closing transmission shaft 5 is driven to rotate, the cloth rolling roller opening and closing control cam 6 is driven to rotate along with the second cloth rolling roller opening and closing transmission gear, and the left rear 8 of the cloth rolling roller opening and closing swing arm is driven to swing;

the second step is that: through promoting the extrusion, the batching cylinder swing arm that opens and shuts along with it also swings 9 in the front left side, make opening of first batching cylinder 74 and second batching cylinder 75, drive the end device afterwards and rise to the needle bed position, pull down the cloth of having knitted earlier, when the end device reachs first batching cylinder 74 and second batching cylinder 75 below, batching cylinder opens and shuts driving motor 2 restart again, control batching cylinder drive shaft 5 is closed, restart batching cylinder driving motor 71, control drive mechanism rotates, replace the end device and pull down the cloth of having knitted.

Compared with the related technology, the traction mechanism of the full-computerized flat knitting machine provided by the invention has the following beneficial effects:

this drive mechanism has the function of adjusting, through adjusting the distance between first batching cylinder 74 and the second batching cylinder 75 to be suitable for the yarn of different models to weave, not only improved the scope of using, but also improved drive mechanism's flexibility.

Second embodiment

Referring to fig. 5, a second embodiment of the present application provides another traction mechanism for a fully computerized flat knitting machine based on the traction mechanism for a fully computerized flat knitting machine provided in the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the second embodiment of the present application provides a traction mechanism of a fully computerized flat knitting machine, which is different in that: a graduated scale 17 is arranged on one side of the rack 1, a marking block 18 is fixedly connected to the spring adjusting screw 15 of the opening and closing swing arm of the cloth rolling drum, and one side of the marking block 18 is slidably connected to the graduated scale 17;

through the scale 17 that sets up, under batching cylinder swing arm spring adjusting screw 15's that opens and shuts removal, drive mark block 18 and slide on scale 17, can record the distance that batching cylinder swing arm spring adjusting screw 15 removed that opens and shuts, be convenient for next time when processing the yarn of same batch, can directly adjust the position processing before.

Third embodiment

Referring to fig. 6 to 8 in combination, a third embodiment of the present application provides another traction mechanism for a fully computerized flat knitting machine based on the traction mechanism for a fully computerized flat knitting machine provided in the first embodiment of the present application. The third embodiment is only the preferable mode of the first embodiment, and the implementation of the third embodiment does not affect the implementation of the first embodiment alone.

Specifically, the third embodiment of the present application provides a traction mechanism of a fully computerized flat knitting machine, which is different in that: the inner surfaces of the U-shaped grooves 11 are provided with flow grooves 19, and the adjacent flow grooves 19 are communicated through flow holes 20;

the communication between the adjacent portions facilitates the flow of the lubricating oil, and the upper and lower sides of the flow holes 20 are each provided in an open shape to increase the amount of the lubricating oil entering.

An oil filling hole 21 for filling lubricating oil is formed in the U-shaped groove 11, the oil filling hole 21 is funnel-shaped and is wide at the top and narrow at the bottom, and the bottom of the oil filling hole 21 is communicated with the inside of the flow groove 19;

the oil filler hole 21 is funnel-shaped and has a design that the upper part is wide and the lower part is narrow, so that the entering amount of lubricating oil is increased, and the lubricating effect is improved.

Lubricating oil passes through oil filler point 21 gets into, through the effect of gravity, diffuses to the inside of flowing groove 19, and through the flowing hole 20 of intercommunication, makes lubricating oil enlarges the area that flows, until distribute in flowing groove 19, when button head 10 contact in during U type groove 11 to direct and flowing groove 19 in the lubricating oil contact of distribution, in order to realize the lubrication of button head 10, reduce the frictional force of contact between the two, avoid frictional force too big, thereby the abnormal sound appears easily.

The two sides of the flow groove 19 are located at the edge of the U-shaped groove 11, and reinforcing ribs 22 are arranged on the two sides of the flow groove for reinforcing the U-shaped groove 11.

Fourth embodiment

Referring to fig. 9 in combination, a fourth embodiment of the present application provides another traction mechanism for a fully computerized flat knitting machine based on the traction mechanism for a fully computerized flat knitting machine provided in the first embodiment of the present application. The fourth embodiment is only a preferable mode of the first embodiment, and the implementation of the fourth embodiment does not affect the implementation of the first embodiment alone.

Specifically, the fourth embodiment of the present application provides a traction mechanism of a fully computerized flat knitting machine, which is different in that: one side of the left front 9 of the cloth rolling roller opening and closing swing arm is rotatably connected with a first gear 24, one side of the left rear 8 of the cloth rolling roller opening and closing swing arm is rotatably connected with a second gear 23, and the outer surface of the first gear 24 is meshed with the outer surface of the second gear 23;

the stability of the movement of the distance between the first and second cloth winding cylinders 74, 75 is improved by the engagement between the first and second gear wheels 24, 23.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.