CN214458521U - Improved bobbin braking device for twisting machine - Google Patents

Abstract

The improved bobbin braking device comprises a main rotating shaft, wherein a plurality of main belt pulleys are arranged on the main rotating shaft, auxiliary belt pulleys are arranged on the side edges of the main belt pulleys and arranged on the auxiliary rotating shaft, and belt rings which synchronously rotate are arranged on the main belt pulleys and the auxiliary belt pulleys; the twisting machine is provided with an assembly plate, the assembly plate is provided with a hollow spindle assembly, the hollow spindle assembly comprises a rotating sleeve and a hollow pipe, the rotating sleeve is rotatably arranged on the assembly plate, and the hollow pipe is sleeved in the rotating sleeve and synchronously rotates with the rotating sleeve; the belt ring is sleeved on the hollow pipe to drive the hollow pipe to synchronously rotate; the assembly plate is also provided with a braking piece which can be turned over, and one side of the braking piece facing the rotating sleeve is provided with a braking block. The utility model provides an improved generation spool arresting gear, for stand alone type braking structure, it is nimble more and convenient to operate, improve equipment production efficiency.

Description

Improved bobbin braking device for twisting machine

Technical Field

The utility model belongs to spinning equipment field, concretely relates to improved generation yarn pipe controlling means for in twisting frame.

Background

Spinning refers to a process of processing textile fibers into yarns, twisting refers to a process of twisting a plurality of yarns into one strand of yarn, and a twisting machine is required.

The twisting machine is a textile machine for twisting a plurality of strands of fine yarn into a strand of yarn, and is used for processing the yarn or the strand yarn product after being combined into a thread-shaped product which is used as a yarn for weaving or knitting. Comprises a twisting machine body and a circuit part. The basic process flow of the twisting machine is as follows: the roving strips are hung on the hanging spindle, the adjacent roving bypasses the yarn guide rod through a non-conflicting yarn guide path, the yarn tail of the roving is led to the rear roller, the roving is pre-drafted through the rear roller, the leather ring and the middle roller, the pre-drafted drafting effect is small, and the purpose is to smooth the fiber direction and to uniform the fiber distribution. The speed ratio of the front roller and the middle roller is larger (the front roller is faster), and the roving passes through the space between the middle roller and the front roller and is drafted into a thinner fiber layer to be output from the front roller. After the front roller outputs, the yarn path is stabilized through a yarn guide hook, and the yarn is wound on a small yarn tube by a ring spindle method.

In the conventional twisting machine, there are also some problems such as: the bobbin braking devices are of a uniform structure, all or a plurality of bobbins can be braked during braking, and one bobbin cannot be braked independently. Therefore, to some problems still existing in the prior art, the utility model discloses spool arresting gear to in the twisting frame has carried out further design and improvement.

SUMMERY OF THE UTILITY MODEL

To not enough among the above prior art, the utility model provides an improved generation spool arresting gear for among twisting frame, for stand alone type braking structure, the operation is nimble more and convenient, improve equipment production efficiency.

In order to solve the above technical problem, the present invention solves the above technical problems.

The improved bobbin braking device comprises a main rotating shaft, wherein a plurality of main belt pulleys are arranged on the main rotating shaft, auxiliary belt pulleys are arranged on the side edges of the main belt pulleys and arranged on the auxiliary rotating shaft, and belt rings which synchronously rotate are arranged on the main belt pulleys and the auxiliary belt pulleys; the twisting machine is provided with an assembly plate, the assembly plate is provided with a hollow spindle assembly, the hollow spindle assembly comprises a rotating sleeve and a hollow pipe, the rotating sleeve is rotatably arranged on the assembly plate, and the hollow pipe is sleeved in the rotating sleeve and synchronously rotates with the rotating sleeve; the belt ring is sleeved on the hollow pipe to drive the hollow pipe to synchronously rotate; the assembly plate is also provided with a braking piece which can be turned over, one side of the braking piece, facing the rotating sleeve, is provided with a braking block, and the braking block on the braking piece is abutted against the surface of the rotating sleeve to brake when the braking piece is pressed downwards.

In addition, in this application, improve spool arresting gear, the spool braking structure among the prior art is the synchronous braking device on a twisting frame, can not brake one of them spool structure alone, therefore in the production process troublesome. In the application, a set of independent braking device is arranged on each set of twisting assembly, in the device, a main rotating shaft rotates to drive all main belt pulleys to synchronously rotate, the main belt pulleys drive a belt ring to rotate in the rotating process, the belt ring drives a hollow pipe and a rotating sleeve to synchronously rotate, and meanwhile, the guide roller is matched to ensure that the belt ring rotates smoothly in a circulating manner. When braking is needed, the corresponding braking pieces can be turned over to enable the braking pieces to abut against the surfaces of the corresponding rotating sleeves for braking, the braking pieces can be rubber blocks, friction resistance is large, and braking effect is good. When braking, the surface of the hollow pipe is smooth, so the belt ring slips on the surface of the hollow pipe, the hollow pipe does not rotate, and the hollow pipe rotates again after the brake block is removed, thereby being very convenient.

In a preferred embodiment, the assembly plate is further provided with a support, the support is provided with a guide roller, and the belt loop passes through the guide roller and then is sleeved on the hollow pipe to drive the hollow pipe to synchronously rotate.

In a preferred embodiment, two symmetrically arranged twisting devices are arranged on two sides of the twisting machine; in the bobbin braking device, auxiliary belt pulleys which are symmetrically arranged and component plates which are symmetrically arranged are arranged on two sides of the main belt pulley; one side of the rotating sleeve on the component plate is provided with a guide post, and the belt ring bypasses the hollow pipe and then bypasses the guide post, and then bypasses the guide post and the hollow pipe symmetrically arranged on the other side. Overall structure is compact stable, and through the setting of guide roll, guide post, makes belt pulley rotation process go on smoothly, makes to switch smoothly between belt pulley horizontality and the vertical state, can not take place the phenomenon of blocking.

In a preferred embodiment, the braking member is rotatably arranged on a mounting seat on the assembly plate, and a handle part is arranged on the outer side of the braking member, so that the operation is convenient.

Compared with the prior art, the utility model discloses following beneficial effect has: the improved bobbin braking device for the twisting machine is an independent braking structure, is more flexible and convenient to operate, and improves the production efficiency of equipment.

Drawings

Fig. 1 is a schematic view of a twisting machine according to the present invention.

Fig. 2 is an enlarged view of the area a in fig. 1.

Fig. 3 is a schematic view of a bobbin braking device in the twisting machine of the present invention.

Fig. 4 is an enlarged view of the region B in fig. 3.

Fig. 5 is a plan view of the bobbin braking device in the twisting machine of the present invention.

Fig. 6 is an enlarged view of the region C in fig. 5.

Fig. 7 is a schematic view of the position of the lower end of the hollow tube without the stabilizer in the twisting machine of the present invention.

Fig. 8 is a schematic view of the position of the lower end of the hollow tube provided with the stabilizer.

Fig. 9 is an enlarged view of the area D in fig. 8.

Fig. 10 is a schematic view of fig. 9 rotated 90 horizontally.

Fig. 11 is a front view of a yarn guide hook assembly in a twisting machine according to the present invention.

Fig. 12 is a plan view of a yarn guide hook assembly in the twisting machine of the present invention.

Fig. 13 is a side view of a yarn guide hook assembly in a twisting machine according to the present invention.

Figure 14 is a side view of the hook assembly with the yarn guide omitted.

Figure 15 is a schematic view of a yarn guide.

Figure 16 is a cross-sectional view of the yarn guide.

Figure 17 is a top view of the yarn guide.

Figure 18 is a top view of the yarn guide with the hook omitted.

Fig. 19 is a schematic view of a roller shaft provided with a protruding section in a twisting machine according to the present invention.

Fig. 20 is an enlarged view of the region E in fig. 19.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

The embodiments described below by referring to the drawings are exemplary only for explaining the present invention and are not construed as limiting the present invention, in which the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout.

In the description of the present invention, it is to be understood that the term: the center, vertically, transversely, length, width, thickness, upper and lower, preceding, back, left and right, vertical, level, top, end, inside and outside, clockwise, anticlockwise etc. indicate position or positional relationship for based on the position or positional relationship that the drawing shows, just for the convenience of description the utility model discloses and simplified description, consequently can not be understood as the restriction of the utility model. Furthermore, the terms: first, second, etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features shown. In the description of the present invention, unless explicitly stated or limited otherwise, the terms: mounting, connecting, etc. should be understood broadly, and those skilled in the art will understand the specific meaning of the terms in this application as they pertain to the particular situation.

Referring to fig. 1 to 20, in the present application, an improved three-roller fine-count fancy twisting machine is provided with a first roller 61, a second roller 62 and a third roller 64; a first pressing roller assembly 621 is arranged at a position close to the second roller 62, and a second pressing roller assembly 641 is arranged at a position close to the third roller 64; the twisting machine is further provided with a yarn inserting rod support assembly 66, a yarn inserting rod is arranged on the yarn inserting rod support assembly 66 and used for placing a yarn drum, a hollow spindle assembly 67 is arranged below the yarn inserting rod support assembly 66, an output roller 68 is arranged below the hollow spindle assembly 67, a transversely movable yarn moving rod 69 is arranged below the output roller 68, a yarn collecting drum assembly 60 is arranged below the yarn moving rod 69, and the yarn collecting drum assembly 60 can be of a conventional winding drum structure.

The twisting frame in this application has improved traditional twisting frame, has adopted the tractive system of three rollers, can carry out more abundant draft to the long fiber, through adjusting the rotational speed between three rollers, the draft multiple can change from 10~50 times, and the span is big, has very high adaptability, can be fine be used for producing with the long fiber roving strip as the ornamental thread, three roller flower twisting fancy yarns such as the circle yarn that the yarn count is thinner (can reach 30~40 NM), ripple yarn, fasciated yarn.

In the application, a bobbin braking device is further arranged on the twisting machine and comprises a main rotating shaft 11, a plurality of main belt pulleys 1 are arranged on the main rotating shaft 11, auxiliary belt pulleys 2 are arranged on the side edges of the main belt pulleys 1, the auxiliary belt pulleys 2 are arranged on the auxiliary rotating shaft 21, and belt rings 7 which rotate synchronously are arranged on the main belt pulleys 1 and the auxiliary belt pulleys 2; the twisting machine is provided with an assembly plate 3, the assembly plate 3 is provided with a hollow spindle assembly 67, the hollow spindle assembly 67 comprises a rotating sleeve 31 which is rotatably arranged on the assembly plate 3, and further comprises a hollow pipe 313, and the hollow pipe 313 is sleeved in the rotating sleeve 31 and rotates synchronously with the rotating sleeve 31; the assembly plate 3 is also provided with a bracket 341, the bracket 341 is provided with a guide roller 34, and the belt loop 7 passes through the guide roller 34 and then is sleeved on the hollow pipe 313 to drive the hollow pipe 313 to synchronously rotate; the assembly plate 3 is further provided with a turnable brake 32, one side of the brake 32 facing the rotating sleeve 31 is provided with a brake block 322, and the brake block 322 on the brake 32 abuts against the surface of the rotating sleeve 31 to brake when the brake is pressed downwards. Specifically, the braking member 32 is rotatably disposed on the mounting seat 323 on the assembly plate 3, and a handle portion 321 is disposed outside the braking member 32, so as to facilitate operation. Furthermore, the assembly plate 3 in the present application is provided on the support 4.

In the application, a set of independent braking device is arranged on each set of twisting assembly, in the device, the main rotating shaft 11 rotates to drive all the main belt pulleys 1 on the main rotating shaft to synchronously rotate, the main belt pulleys 1 drive the belt ring 7 to rotate in the rotating process, the belt ring 7 drives the hollow pipe 313 and the rotating sleeve 31 to synchronously rotate, and meanwhile, the guide roller 34 is matched to ensure that the circulating rotation of the belt ring 7 is smooth. When braking is needed, the corresponding braking pieces 32 can be turned over, so that the braking blocks 322 are abutted against the surfaces of the corresponding rotating sleeves 31 for braking, the braking blocks 322 can be rubber blocks, the friction resistance is large, and the braking effect is good. When braking, the surface of the hollow tube 313 is smooth, so the belt ring 7 slips on the surface of the hollow tube 313, the hollow tube 313 does not rotate, and the hollow tube 313 rotates again after the brake block 322 is removed, which is very convenient.

In addition, in the present application, the lower end of the hollow tube 313 penetrates out of the rotating sleeve 31, and the end is provided with a stabilizer, wherein the stabilizer comprises a sleeve body 316 sleeved on the hollow tube 313 and a square hollow member 317 arranged below the sleeve body 316. Specifically, in the present application, each of the stabilizers is formed by bending and winding a metal wire, a transition section 318 is arranged between the sleeve body 316 and the square hollow member 317, a gap is reserved between the metal wires at two ends of the transition section 318, and the gap is communicated to the square hollow member 317, so that the yarn directly enters the square hollow member 317 after coming out of the hollow tube 313, additional threading is not needed, the operation is very convenient, and the production efficiency is improved.

In the present application, the stabilizer structure of the lower end of the hollow pipe 313 is improved. In the traditional structure, the yarns penetrate through the through holes in the hollow tube 313 and penetrate out from the lower end, so that the stability during routing is poor, and the yarn deflection is serious. This application has set up the stabilizer, and the yarn comes out the back from hollow tube 313, is passing the through-hole on square hollow spare 317, makes the yarn can not beat at will, and stability is high, is favorable to improving product quality.

In the application, a yarn guide hook assembly is arranged at a yarn feeding position on the twisting machine, the yarn guide hook assembly comprises a mounting plate 51, a fixing bolt 52 is arranged on the mounting plate 51, the mounting plate 51 is connected with a yarn guide plate 554 through a rotating plate 53, a groove 541 is arranged on the yarn guide plate 54, a yarn guide piece 55 is arranged on the groove 541, the yarn guide piece 55 comprises a frame body with an opening at one side, a side groove 553 is arranged in the frame body, a rotatable hook 551 is further arranged in the frame body, and the end of the hook 551 is located in the side groove 553; a yarn guide hole 552 is formed between the hook 551 and the frame body, and one side of the hook 551 is rotatably disposed in the side groove 553 through a rotating shaft 5511.

Specifically, the mounting plate 51, the rotating plate 53 and the yarn guide plate 54 are formed by bending a metal plate, so that the structure is simple and the production is convenient; the yarn guide piece 55 is a plastic piece, and the yarn guide piece 55 is inserted into the groove 541 in an interference fit mode, so that the installation and the disassembly are convenient.

The position department of walking the yarn on twisting frame is equipped with the thread guide hook subassembly in this application, and what can be convenient installs the position that needs on twisting frame with it through fixing bolt 52, and is nimble convenient. During the process of pressing the yarn down onto the yarn guide 55, the hook 551 thereof is rotated at an angle, and the yarn follows the curved outer portion of the hook 551 into the yarn guide hole 552, and is difficult to be removed after pressing.

In addition, in this application, be equipped with the yarn guide groove structure on at least one roller axle in first roller 61, second roller 62, third roller 64, delivery roller 68, the yarn guide groove structure includes that the diameter is greater than the protruding section 84 of this roller axle, be equipped with a plurality of yarn guide grooves 841 on the protruding section 84, the surface of protruding section 84 is equipped with slant texture 842. In the structure, different yarns can be positioned in different yarn guide grooves 841 through the arrangement of the structure of the yarn guide grooves 841, so that the yarns are not mixed, the roller drafting effect is ensured, and the product quality is improved; in cooperation with the roller shafts, there are also a corresponding belt plate 81 and a drafting belt 82, the drafting belt 82 resting on the projecting section 84 during operation. The oblique grain 842 has an oblique direction matching the rotation direction to guide the yarn into the corresponding yarn guide 841. During rotation, diagonal texture 842 exerts a lateral force on the yarn thereon that moves the yarn into guide channel 841. The diagonal texture 842 is a tooth-shaped groove machined on the surface of the protruding section 84.

In the application, two symmetrically arranged twisting devices are arranged on two sides of the twisting machine; in the bobbin braking device, auxiliary belt pulleys 2 and component plates 3 which are symmetrically arranged are arranged on two sides of a main belt pulley 1; one side of the rotating sleeve 31 on the component plate 3 is provided with a guide post 348, and the belt ring 7 bypasses the hollow pipe 313, then bypasses the guide post 348 and then bypasses the guide post and the hollow pipe 313 symmetrically arranged on the other side. Overall structure is compact stable, and through the setting of guide roll 34, guide post 348, makes belt 7 circulation rotation process go on smoothly, makes to switch smoothly between belt 7 horizontality and the vertical state, can not take place the phenomenon of blocking.

In the twisting frame of this application, mechanisms such as roller, pivot wherein drive through corresponding motor and gear drive, belt drive structure, the power consumption unit in the twisting frame inserts power supply practicality in the electric wire netting through the electric wire. And a PLC control panel can be arranged to continuously control the action of each working unit, so that automatic operation is realized.

The improved three-roller fine-count fancy twisting machine has the advantages that through the arrangement of the three rollers, sufficient drafting can be conducted on long fibers, through adjustment of the rotating speed between the three rollers, the drafting multiple can be changed from 10-50 times, and the improved three-roller fine-count fancy twisting machine can be used for producing three-roller fancy twisting yarns such as loop yarns, corrugated yarns and fasciated yarns well, so that the product quality is more stable, the process steps are optimized, and the finished product quality is high.

The protection scope of the present invention includes but is not limited to the above embodiments, the protection scope of the present invention is subject to the claims, and any replacement, deformation, and improvement that can be easily conceived by those skilled in the art made by the present technology all fall into the protection scope of the present invention.

Claims (4)

1. An improved bobbin braking device for a twisting machine is characterized in that the bobbin braking device comprises a main rotating shaft (11), a plurality of main belt pulleys (1) are arranged on the main rotating shaft (11), auxiliary belt pulleys (2) are arranged on the side edges of the main belt pulleys (1), the auxiliary belt pulleys (2) are arranged on the auxiliary rotating shaft (21), and belt rings (7) which rotate synchronously are arranged on the main belt pulleys (1) and the auxiliary belt pulleys (2);

the twisting machine is provided with an assembly plate (3), the assembly plate (3) is provided with a hollow spindle assembly (67), the hollow spindle assembly (67) comprises a rotating sleeve (31) which is rotatably arranged on the assembly plate (3), and further comprises a hollow tube (313), and the hollow tube (313) is sleeved in the rotating sleeve (31) and synchronously rotates with the rotating sleeve (31);

the belt ring (7) is sleeved on the hollow pipe (313) to drive the hollow pipe (313) to synchronously rotate;

the assembly plate (3) is further provided with a braking piece (32) capable of being turned over, one side, facing the rotating sleeve (31), of the braking piece (32) is provided with a braking block (322), and the braking block (322) on the braking piece (32) abuts against the surface of the rotating sleeve (31) to brake when the braking piece (32) is pressed downwards.

2. The improved bobbin braking device for twisting machines according to claim 1, characterized in that the assembly plate (3) is further provided with a bracket (341), the bracket (341) is provided with a guide roller (34), and the belt loop (7) passes through the guide roller (34) and then is sleeved on the hollow tube (313) to drive the hollow tube (313) to rotate synchronously.

3. Improved bobbin braking device for twisting machines according to claim 1, characterized in that in the bobbin braking device, the primary pulley (1) is provided on both sides with symmetrically arranged secondary pulleys (2) and symmetrically arranged assembly plates (3); one side of the rotating sleeve (31) on the component plate (3) is provided with a guide post (348), and the belt ring (7) bypasses the hollow pipe (313), then bypasses the guide post (348) and then bypasses the guide post and the hollow pipe (313) symmetrically arranged on the other side.

4. Improved bobbin braking device for twisting machines according to claim 1, characterised in that said braking member (32) is rotatably mounted on a mounting (323) on the assembly plate (3), the outside of said braking member (32) being provided with a handle portion (321).

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