CN219010537U

CN219010537U - Active feeding device of PFTE fiber bundle carding machine

Info

Publication number: CN219010537U
Application number: CN202223393392.1U
Authority: CN
Inventors: 邱凯; 蒋利强; 费海红; 姚红亮; 黄瑜飞; 张雄林
Original assignee: Huzhou Jingcheng New Material Technology Co ltd
Current assignee: Huzhou Jingcheng New Material Technology Co ltd
Priority date: 2022-12-16
Filing date: 2022-12-16
Publication date: 2023-05-12
Anticipated expiration: 2032-12-16

Abstract

The utility model discloses an active feeding device of a PFTE fiber bundle carding machine, which comprises a bottom plate (1), wherein a support (2) is arranged above the bottom plate (1), a horizontal driving shaft (3) is arranged on the support (2), a motor (4) connected with the driving shaft (3) is arranged on the support (2), one end of the driving shaft (3) extends out of the support (2), a nut (5) is arranged at one end of the driving shaft (3), two side plates (6) are arranged on the rear side of the support (2), sliding rails (7) are arranged on the inner walls of the side plates (6), sliding blocks (8) are arranged on the sliding rails (7), a first steering shaft (9) is arranged between the two sliding blocks (8), a first switch (10) is arranged at the upper end of the sliding rail (7), a second switch (11) is arranged at the lower end of the sliding rail (7), and the first switch (10) and the second switch (11) are connected with the motor (4) through a controller (12). The utility model has the advantage of better stability of the product produced by the carding machine.

Description

Active feeding device of PFTE fiber bundle carding machine

Technical Field

The utility model belongs to the field of PFTE fiber bundle carding machines, and particularly relates to an active feeding device of a PFTE fiber bundle carding machine.

Background

The PFTE particles are extruded in a push press to form bars, the bars are pressed into films in a extending mode, the PFTE films are wound on a charging barrel to form discs, the discs are combed into fiber states on a carding machine to form a net-shaped fiber thin layer, the net-shaped fiber thin layer is assembled into fiber bundles, and the fiber bundles are twisted to form yarns for spinning.

The feeding mechanism of the existing carding machine is a passive type, namely a simple bracket is placed at the front end of the feeding of the carding machine, a charging barrel for winding the PFTE film passes through a rotating shaft, the rotating shaft is placed on the bracket, one end of the PFTE film is led out to the carding machine, the charging barrel rotates under the traction effect of the carding machine, and the PFTE film can be automatically unfolded to realize feeding.

The existing feeding mechanism is simple in structure and low in cost, faults cannot occur basically, but problems are found in the using process, namely the PFTE film on the charging barrel is a gradual reduction process, the weight of the charging barrel is changed all the time, when the PFTE film groove on the charging barrel is full, the reaction force given to the carding machine is large, when the PFTE film groove on the charging barrel is shallow, the reaction force given to the carding machine is small, load fluctuation of the carding machine is caused, the moving speed of the PFTE film on the carding machine is changed, the fineness of the processed fibers fluctuates, and the stability of products produced by the carding machine is poor.

In addition, when the PFTE film groove on the feed cylinder is full, the feed cylinder is heavy, the force required for pulling the feed cylinder to rotate is also heavy, so that the pulled PFTE film is easy to deform and elongate to reduce in width, otherwise, when the PFTE film groove on the feed cylinder is shallow, the pulled PFTE film is not easy to deform to maintain the original width, the width of the PFTE film entering the carding machine fluctuates, the width of the subsequently formed reticular fiber thin layer is different, and the product stability produced by the carding machine is poor.

Therefore, the existing feeding mechanism has the defect that the stability of the product produced by the carding machine is poor.

Disclosure of Invention

The utility model aims to provide an active feeding device of a PFTE fiber bundle carding machine. The utility model has the advantage of better stability of the product produced by the carding machine.

The technical scheme of the utility model is as follows: the utility model provides a PFTE fibre bundle carding machine initiative loading attachment, comprising a base plate, the top of bottom plate is equipped with the support, be equipped with the horizontally drive shaft on the support, be equipped with on the support with drive shaft connection's motor, the support is stretched out to the one end of drive shaft, the one end of drive shaft is equipped with the nut, the inboard of nut is equipped with the spacing arch fixed with the drive shaft, the rear side of support is equipped with two parallel curb plates, be equipped with vertical slide rail on the inner wall of curb plate, be equipped with the slider on the slide rail, be equipped with first steering spindle between two sliders, the upper end of slide rail is equipped with first switch, the lower extreme of slide rail is equipped with the second switch, first switch and second switch all connect the motor through the controller.

In the active feeding device of the PFTE fiber bundle carding machine, the driving shaft is provided with the driven wheel, the driven wheel is connected with the driving wheel through a belt, and the driving wheel is fixed with the output end of the motor.

In the active feeding device of the PFTE fiber bundle carding machine, two sliding rails are arranged on the inner wall of the side plate, sliding blocks on the two sliding rails on the same side plate are fixed into a whole through a connecting rod, a second steering shaft is arranged above the connecting rod, and the second steering shaft is fixed between the two side plates.

In the active feeding device of the PFTE fiber bundle carding machine, at least one third steering shaft is arranged between the two connecting rods, at least two second steering shafts are arranged, and the sum of the numbers of the first steering shafts and the third steering shafts is one more than that of the second steering shafts.

In the active feeding device of the PFTE fiber bundle carding machine, the structures of the first steering shaft, the second steering shaft and the third steering shaft comprise an inner shaft, a circular tube is arranged on the outer side of the inner shaft, and a first bearing is arranged between the circular tube and the inner shaft.

In the active feeding device of the PFTE fiber bundle carding machine, the driving shaft is connected with the bracket through the second bearing.

Compared with the prior art, the utility model adopts the motor to drive the feed cylinder to rotate, so that the PFTE film on the feed cylinder is separated, the separated PFTE film is kept slightly tensioned under the action of the gravity of the steering shaft at the lower side, the separation process of the whole roll of PFTE film is not influenced by the weight change of the feed cylinder on the basis of ensuring that the PFTE film enters the carding machine in a flat state, the separation resistance of the PFTE film is always smaller, the reaction force given to the carding machine is kept stable, the load fluctuation of the carding machine is small, the moving speed of the PFTE film on the carding machine is kept stable, the fineness of the treated fibers is uniform, the stability of the product produced by the carding machine is better, in addition, the PFTE film is always not pulled and deformed because the separation resistance of the PFTE film is always smaller, the width of a net-shaped fiber thin layer formed later is kept basically unchanged, and the stability of the product produced by the carding machine is poorer. In addition, the PFTE membrane led out is bent and guided by the upper steering shaft and the lower steering shaft through structural improvement, wherein the lower steering shaft can be lifted and lowered to change the bending length of the PFTE membrane, so that the starting frequency of the motor can be reduced, the working period of single starting of the motor can be prolonged, the motor is not easy to burn out, and the failure rate is low. Therefore, the utility model has the advantages of better stability and lower failure rate of the carding machine production product.

Drawings

Fig. 1 is a front view of the present utility model.

Fig. 2 is a top view of the present utility model.

Fig. 3 is a left side view of the present utility model.

Fig. 4 is a schematic structural view of the first steering shaft.

The marks in the drawings are: 1-bottom plate, 2-support, 3-drive shaft, 4-motor, 5-nut, 6-curb plate, 7-slide rail, 8-slider, 9-first steering axle, 10-first switch, 11-second switch, 12-controller, 13-follower, 14-belt, 15-action wheel, 16-connecting rod, 17-second steering axle, 18-third steering axle, 19-inner shaft, 20-pipe, 21-first bearing, 22-spacing arch, 23-feed cylinder, 24-second bearing.

Detailed Description

The utility model is further illustrated by the following figures and examples, which are not intended to be limiting.

Examples. The utility model provides a PFTE fibre bundle carding machine initiative loading attachment, as shown in FIG. 1, including bottom plate 1, the top of bottom plate 1 is equipped with support 2, be equipped with horizontal drive shaft 3 on the support 2, be equipped with the motor 4 of being connected with drive shaft 3 on the support 2, the one end of drive shaft 3 stretches out support 2, the one end of drive shaft 3 is equipped with nut 5, the inboard of nut 5 is equipped with the spacing arch 22 fixed with drive shaft 3, the rear side of support 2 is equipped with two parallel curb plates 6, be equipped with vertical slide rail 7 on the inner wall of curb plate 6, be equipped with slider 8 on the slide rail 7, be equipped with first steering shaft 9 between two sliders 8 on two curb plates 6 respectively, the upper end of slide rail 7 is equipped with first switch 10, the lower extreme of slide rail 7 is equipped with second switch 11, first switch 10 and second switch 11 all connect motor 4 through controller 12, first switch 10 and second switch 11 are travel switch, controller 12 adopts home-made simple and easy PLC all-in-one, the cost is low.

The driving shaft 3 is provided with a driven wheel 13, the driven wheel 13 is connected with a driving wheel 15 through a belt 14, and the driving wheel 15 is fixed with the output end of the motor 4.

Two slide rails 7 are arranged on the inner wall of the side plate 6, sliding blocks 8 on the two slide rails 7 positioned on the same side plate 6 are fixed into a whole through a light connecting rod 16, a second steering shaft 17 is arranged above the connecting rod 16, and the second steering shaft 17 is fixed between the two side plates 6.

Two third steering shafts 18 are arranged between the two connecting rods 16, three second steering shafts 17 are arranged, and the sum of the numbers of the first steering shafts 9 and the third steering shafts 18 is one more than the number of the second steering shafts 17.

The first steering shaft 9, the second steering shaft 17 and the third steering shaft 18 each comprise a lightweight inner shaft 19, a lightweight circular tube 20 (such as a thin-walled aluminum tube) is arranged on the outer side of the inner shaft 19, and a first bearing 21 is arranged between the circular tube 20 and the inner shaft 19. The inner shaft 19 on the first steering shaft 9 is fixed to the slider 8, the inner shaft 19 on the second steering shaft 17 is fixed to the side plate 6, and the inner shaft 19 of the third steering shaft 18 is fixed to the link 16.

The drive shaft 3 is connected to the support 2 via a second bearing 24.

In order to save cost, only one first switch 10 and only one second switch 11 are arranged at the upper end and the lower end of one sliding rail 7 respectively.

Working principle: the nut 5 is screwed down, the central hole of the charging barrel 23 passes through the driving shaft 3, and the charging barrel 23 is clamped by the nut 5, so that the charging barrel 23 is fixed. One end of the PFTE membrane is led out of the cylinder 23 and around all the first 9, second 17 and third 18 steering shafts as shown in fig. 1 and into the carding machine.

The motor 4 is started by the controller 12, the motor drives the driving wheel 15 to rotate, the driving wheel 15 drives the driven wheel 13 to rotate through the belt 14, the driven wheel 13 drives the feed cylinder 23 to rotate through the driving shaft 3, the PFTE film on the feed cylinder 23 is separated, the separation speed of the PFTE film is larger than the traction speed of the carding machine, under the action of gravity, the sliding block 8 descends along the sliding rail 7 to drive the first steering shaft 9 and the third steering shaft 18 to descend, the PFTE film is kept slightly tight, the PFTE film is enabled to smoothly enter the carding machine, when the sliding block 8 contacts with the second switch 11, the second switch 11 sends a first signal to the controller 12, the controller 12 stops working of the motor 4, the PFTE film on the feed cylinder 23 stops separating, but the carding machine continues to traction, the sliding block 8 ascends along the sliding rail 7 under the traction effect, the first steering shaft 9 and the third steering shaft 18 are driven to ascend synchronously until the sliding block 8 contacts with the first switch 10, the first switch 10 sends a second signal to the controller 12, the controller 12 enables the motor 4 to start working, and the sliding block 23 stops the PFTE film on the feed cylinder 23 to descend again, and the PFTE film does not circulate again.

Claims

1. The utility model provides a PFTE fibre bundle carding machine initiative loading attachment which characterized in that: including bottom plate (1), the top of bottom plate (1) is equipped with support (2), be equipped with horizontally drive shaft (3) on support (2), be equipped with motor (4) of being connected with drive shaft (3) on support (2), support (2) are stretched out to the one end of drive shaft (3), the one end of drive shaft (3) is equipped with nut (5), the inboard of nut (5) is equipped with spacing arch (22) fixed with drive shaft (3), the rear side of support (2) is equipped with curb plate (6) of two parallels, be equipped with vertical slide rail (7) on the inner wall of curb plate (6), be equipped with slider (8) on slide rail (7), be equipped with first steering spindle (9) between two sliders (8), the upper end of slide rail (7) is equipped with first switch (10), the lower extreme of slide rail (7) is equipped with second switch (11), first switch (10) and second switch (11) all connect motor (4) through controller (12).

2. The PFTE fiber bundle carding machine active feeding apparatus of claim 1, wherein: the driving shaft (3) is provided with a driven wheel (13), the driven wheel (13) is connected with a driving wheel (15) through a belt (14), and the driving wheel (15) is fixed with the output end of the motor (4).

3. The PFTE fiber bundle carding machine active feeding apparatus of claim 1, wherein: two sliding rails (7) are arranged on the inner wall of the side plate (6), sliding blocks (8) on the two sliding rails (7) on the same side plate (6) are fixed into a whole through a connecting rod (16), a second steering shaft (17) is arranged above the connecting rod (16), and the second steering shaft (17) is fixed between the two side plates (6).

4. A PFTE tow card active loading apparatus as in claim 3 wherein: at least one third steering shaft (18) is arranged between the two connecting rods (16), the number of the second steering shafts (17) is at least two, and the sum of the numbers of the first steering shafts (9) and the third steering shafts (18) is one more than the number of the second steering shafts (17).

5. The PFTE fiber bundle carding machine active feeding apparatus of claim 4, wherein: the structure of the first steering shaft (9), the second steering shaft (17) and the third steering shaft (18) comprises an inner shaft (19), a circular tube (20) is arranged on the outer side of the inner shaft (19), and a first bearing (21) is arranged between the circular tube (20) and the inner shaft (19).

6. The PFTE fiber bundle carding machine active feeding apparatus of claim 1, wherein: the drive shaft (3) is connected with the bracket (2) through a second bearing (24).