CN216272457U - Tension adjusting mechanism of jet core wrapping machine - Google Patents

Abstract

The utility model relates to the technical field of jet core-spun machines, in particular to a tension adjusting mechanism of a jet core-spun machine, which comprises: a frame; the controller is arranged on the rack; the yarn barrel is arranged on the frame and used for winding yarns; the two rollers are distributed below the yarn barrel in a crossed manner, and each roller is arranged on the rack respectively; further comprising: a tension sensor located between the bobbin and the roller for detecting tension of the yarn; the tension sensor is fixedly arranged at the working end of the angle adjusting mechanism; the yarn bobbin, the roller, the tension sensor and the angle adjusting mechanism are electrically connected with the controller, the electronic tension sensor is utilized by the mechanism, the tension parameter setting of the host machine is utilized, the tension sensor can adjust the speed of the roller according to the data of the set parameters and the numerical value measured by the tension sensor in production, the actual tension is basically consistent with the set value, and the precision of a finished product is improved.

Description

A tension adjustment mechanism of a jet core-spun machine

technical field

The utility model relates to the technical field of jet core wrapping machines, in particular to a tension adjusting mechanism of the jet core wrapping machine.

Background technique

Air-packed air-jet core-spun machine, in the yarn production process, the air-packed machine winds the final yarn on the paper tube to make the finished product. When the existing air-packed machine is working, the yarn tension changes, Causes the difference of yarn forming tension, which easily leads to elastic yarn and netting yarn, and finally leads to poor unwinding of the finished product. Therefore, we propose a tension adjustment mechanism for an air-jet core-spun machine in order to solve the above-mentioned problems. .

Utility model content

In order to solve the above-mentioned technical problems, a tension adjustment mechanism of a jet core-spun machine is provided. The present application uses an electronic tension sensor to set the tension parameters of the host, so that the tension sensor will be in production according to the data of the set parameters and the tension sensor. The measured value is used to adjust the speed of the roller, so that the actual tension and the set value are basically consistent, and the accuracy of the finished product is improved.

In order to achieve the above purpose, the technical scheme adopted by the present utility model is:

A tension adjustment mechanism for a jet core-spun machine, comprising:

frame;

The controller is arranged on the rack;

The yarn drum is arranged on the frame to wind up the yarn;

There are at least two rollers, the two rollers are distributed under the yarn bobbin, each roller is respectively arranged on the frame, and is used for conveying and tensioning the yarn wound by the yarn bobbin;

Also includes:

Tension sensor, located between the yarn drum and the roller, to detect the yarn tension;

Angle adjustment mechanism, the tension sensor is fixedly installed on the working end of the angle adjustment mechanism, and the angle adjustment mechanism is used to adjust the angle of the pressure point of the pressure sensor;

The yarn drum, the roller, the tension sensor and the angle adjustment mechanism are all electrically connected with the controller.

Preferably, the angle adjustment mechanism includes an installation frame, the installation frame includes a bottom plate, two side plates and a rear plate, the two side plates are respectively arranged on both sides of the top of the bottom plate, the rear plate is arranged at one end of the bottom plate, and the two sides of the rear plate are arranged with One end of the two side plates is connected, the bottom plate, the two side plates and the rear plate are all rectangular, and each corner of the bottom plate, the two side plates and the rear plate is provided with a mounting hole.

Preferably, the angle adjustment mechanism further includes a screw drive, which is arranged on the top of the bottom plate, the screw drive is horizontally arranged on the top of the bottom plate, and the working end of the screw drive is provided with a translation plate.

Preferably, the angle adjustment mechanism further includes:

The shaft connection seat is set at the top middle position of the bottom plate;

The turning rod is arranged in the interior of the shaft connecting seat in a horizontal shaft connection, and the two ends of the turning rod respectively extend to the outside of the shaft connecting seat;

The elastic part is located just above the shaft connection seat, the elastic part is connected with the radial surface of the turning rod through the extension rod, and the tension sensor is fixedly installed on the working end of the elastic part.

Preferably, the angle adjustment mechanism further includes:

Install the vertical plate, which is vertically arranged at the end of the translation plate away from the tension sensor;

The electric push rod is vertically arranged on the side of the installation vertical plate facing away from the rear plate;

The push plate is located horizontally directly below the electric push rod. The output end of the electric push rod is connected to the top center of the push plate. The end of the push plate close to the installation vertical plate is provided with a first slider on both sides. There is a chute for each first slider to slide;

a gear, coaxially arranged on one of the extending ends of the turning rod;

The slide rail is located just below the gear, and the bottom of the slide rail is on the translation plate;

The rack is horizontally located just above the slide rail, the rack is meshed with the gear, and the bottom of the rack is provided with a second slider that can slide in the slide rail;

A connecting rod, one end of the connecting rod is hinged with the end of the rack close to the push plate, and the other end of the connecting rod is hinged with the bottom of the push plate.

Preferably, the elastic part includes:

The limit sleeve is located just above the shaft connection seat, and its bottom is connected with the radial surface of the turning rod through the extension column;

The limit polished rod is inserted into the inner ring of the limit sleeve. The limit polished rod is arranged horizontally. The two ends of the limit polished rod extend toward the outside of the limit sleeve respectively. The limit bar extends in the direction, and the inner ring of the limit sleeve is provided with a limit groove for each limit bar to slide;

The installation plate is coaxially arranged at one end of the limit rod away from the installation vertical plate, and the tension sensor is arranged on the installation plate;

The spring is sleeved on the outside of one end of the limit rod close to the mounting plate, and the two ends of the spring are respectively arranged in abutment with the limit sleeve and the mounting plate;

The abutting column is arranged at one end of the limiting polished rod away from the mounting plate, and the abutting column can be arranged in abutment with the side of the limiting sleeve facing away from the mounting plate.

Compared with the prior art, the present utility model has the following beneficial effects:

1. In the present invention, the pressure detected by the tension sensor is greater than the preset value of the system, and the controller controls the lifting and transferring of the yarn cylinder, thereby increasing the linear speed, and solving the technical problem of how to prevent the yarn from breaking during the conveying process.

2. The utility model is provided with mounting holes on the bottom plate, the two side plates and the rear plate, so that the tension sensor can be fixed in multiple directions, which solves the technical problem of how to conveniently install the tension sensor.

3. The utility model uses the screw drive to start the translation plate for translation, thereby adjusting the horizontal direction of the tension sensor, and solves the technical problem of how to adjust the horizontal direction of the tension sensor.

4. The utility model drives the elastic part to turn over by turning the turning rod, and drives the tension sensor to adjust the angle at the same time, which solves the technical problem of how to adjust the angle adjustment of the tension sensor.

5. The utility model drives the gear to rotate through the rack, and drives the turning rod, the elastic part and the tension sensor to automatically turn over by the gear, and solves the technical problem of how to automatically drive the turning rod, the elastic part and the tension sensor to turn over.

6. The present utility model prevents the tension sensor from being too tight when it contacts the yarn through the direct cooperation of the limit rod, the limit sleeve, the spring and the abutment post, and solves how to prevent the tension sensor from being too tight when it contacts the yarn.

Description of drawings

Fig. 1 is the front view of the utility model;

Fig. 2 is the perspective view one of the angle adjustment mechanism of the utility model;

Fig. 3 is the perspective view two of the angle adjustment mechanism of the utility model;

Fig. 4 is the top view of the angle adjustment mechanism of the utility model;

Fig. 5 is the front view of the angle adjustment mechanism of the utility model;

6 is a partial perspective view of the angle adjustment mechanism of the present invention;

7 is a partial side view of the angle adjustment mechanism of the present invention.

The symbols in the figure are: 1-controller; 2-yarn drum; 3-roller; 4-tension sensor; 5-angle adjustment mechanism; 6-base plate; 7-side plate; 8-back plate; 9-installation hole; 10-screw drive; 11-translation plate; 12-shaft socket; 13-turning rod; 14-installation vertical plate; 15-electric push rod; 16-push plate; 17-first slider; 18-slide Slot; 19-gear; 20-slide rail; 21-rack; 22-second slider; 23-link; 24-limit sleeve; 25-limit polished rod; 26-limit bar; 27-installation plate ; 28 - spring; 29 - abutment post.

Detailed ways

The following description is used to disclose the present invention to enable those skilled in the art to implement the present invention. The preferred embodiments described below are given by way of example only, and other obvious modifications will occur to those skilled in the art.

In order to solve the technical problem of how to prevent the yarn from breaking during the conveying process, as shown in Figure 1, the following technical solutions are provided:

A tension adjustment mechanism for a jet core-spun machine, comprising:

frame;

Controller 1, set on the rack;

The yarn drum 2 is arranged on the frame to wind up the yarn;

There are at least two rollers 3, and the two rollers 3 are distributed under the yarn drum 2, each roller 3 is respectively arranged on the frame, and is used for conveying and tensioning the yarn wound by the yarn drum 2;

Also includes:

The tension sensor 4, located between the yarn drum 2 and the roller 3, is used to detect the tension of the yarn;

Angle adjustment mechanism 5, the tension sensor 4 is fixedly installed on the working end of the angle adjustment mechanism 5, and the angle adjustment mechanism 5 is used to adjust the angle of the pressure point of the pressure sensor;

The yarn drum 2 , the roller 3 , the tension sensor 4 and the angle adjustment mechanism 5 are all electrically connected with the controller 1 .

Specifically, the change of the yarn tension causes the difference in the yarn forming tension, which easily causes the elastic yarn and the netting yarn, and finally leads to poor unwinding of the finished product, and the pressure of the yarn on the working end of the tension sensor 4 is too large. , exceeding the set value, it means that the roller 3 rotates too fast, the roller 3 is driven to rotate independently, and the diameter of the roller 3 is fixed, that is to say, if the rotational speed of the roller 3 is fixed, the linear speed on the cylindrical surface is fixed, However, the yarn on the yarn drum 2 decreases along with the diameter of the yarn drum 2 during use. If the rotational speed of the yarn drum 2 is fixed, the thread on the yarn drum 2 decreases as the diameter of the yarn drum 2 decreases. The speed decreases, that is, the feeding speed of the yarn drum 2 is lower than that of the roller 3, which causes the yarn between the yarn drum 2 to the roller 3 to be in a state of excessive tension, which is easy to break, which is detected by the pressure sensor. The tension of this section of yarn is fed back to the controller 1, and the controller 1 adjusts the rotation speed of the yarn drum 2 in real time, that is, adjusts the linear speed of the thread feeding of the yarn drum 2 according to the tension.

Further: in order to solve the technical problem of how to conveniently install the tension sensor 4, as shown in Figure 2, the following technical solutions are provided:

The angle adjustment mechanism 5 includes an installation frame, and the installation frame includes a bottom plate 6, two side plates 7 and a rear plate 8. The two side plates 7 are respectively arranged on both sides of the top of the bottom plate 6, and the rear plate 8 is arranged at one end of the bottom plate 6. The two sides of the plate 8 are connected with one end of the two side plates 7, the bottom plate 6, the two side plates 7 and the rear plate 8 are all rectangular, and each corner of the bottom plate 6, the two side plates 7 and the rear plate 8 is in the shape of a rectangle. Both are provided with mounting holes 9 .

Specifically, the bottom plate 6 , the two side plates 7 and the rear plate 8 are all provided with installation holes 9 , which can fix the tension sensor 4 in multiple directions, which is convenient for installation.

Further: in order to solve the technical problem of how to adjust the horizontal direction of the tension sensor 4, as shown in Figure 2, Figure 3, Figure 6 and Figure 7, the following technical solutions are provided:

The angle adjustment mechanism 5 also includes a screw drive 10, the screw drive 10 is arranged on the top of the base plate 6, the screw drive 10 is horizontally arranged on the top of the base plate 6, and the working end of the screw drive 10 is provided with a translation plate 11.

Specifically, when the tension sensor 4 needs to be adjusted, the translation plate 11 is activated by the screw drive 10 to perform translation, thereby adjusting the horizontal direction of the tension sensor 4 .

Further: In order to solve the technical problem of how to adjust the angle adjustment of the tension sensor 4, as shown in Figures 5 to 6, the following technical solutions are provided:

The angle adjustment mechanism 5 also includes:

The shaft connecting seat 12 is arranged at the top middle position of the bottom plate 6;

The turning rod 13 is arranged in the interior of the shaft connecting seat 12 in a horizontal axis connection, and the two ends of the turning rod 13 extend to the outside of the shaft connecting seat 12 respectively;

The elastic part is located just above the shaft connection seat 12, the elastic part is connected with the radial surface of the turning rod 13 through the extension rod, and the tension sensor 4 is fixedly installed on the working end of the elastic part.

Specifically, when the angle of the tension sensor 4 needs to be adjusted, the turning lever 13 turns over to drive the elastic part to turn over, and at the same time drives the tension sensor 4 to adjust the angle.

Further: in order to solve the technical problem of how to automatically drive the turning lever 13, the elastic part and the tension sensor 4 to turn over, as shown in Figure 3, Figure 6 and Figure 7, the following technical solutions are provided:

The angle adjustment mechanism 5 also includes:

Install the vertical plate 14, which is vertically arranged at one end of the translation plate 11 away from the tension sensor 4;

The electric push rod 15 is vertically arranged on the side of the installation vertical plate 14 facing away from the rear plate 8;

The push plate 16 is located horizontally directly below the electric push rod 15. The output end of the electric push rod 15 is connected to the top center of the push plate 16. The push plate 16 is close to one end where the vertical plate 14 is installed. Block 17 , the mounting vertical plate 14 is provided with a chute 18 for each first sliding block 17 to slide.

The gear 19 is coaxially arranged on one of the extending ends of the turning lever 13;

The slide rail 20 is located just below the gear 19, and the bottom of the slide rail 20 is on the translation plate 11;

The rack 21 is horizontally located directly above the slide rail 20, the rack 21 is meshed with the gear 19, and the bottom of the rack 21 is provided with a second slider 22 that can slide in the slide rail 20;

The connecting rod 23, one end of the connecting rod 23 is hinged with the end of the rack 21 close to the push plate 16, and the other end of the connecting rod 23 is hinged with the bottom of the push plate 16.

Specifically, when it is necessary to automatically drive the flip lever 13 to flip, the electric push rod 15 is activated, and the electric push rod 15 can drive the push plate 16 to move up and down. When the push plate 16 moves up and down, the provided connecting rod 23 drives the rack 21 at the same time. Moving along the slide rail 20 , the rack 21 drives the gear 19 to rotate, and the gear 19 drives the turning rod 13 , the elastic part and the tension sensor 4 to turn automatically.

Further: in order to solve the technical problem of how to prevent the tension sensor 4 from contacting the yarn too tightly and affecting the yarn conveying, as shown in Figure 4, the following technical solutions are provided:

The elastic part includes:

The limit sleeve 24 is located just above the shaft connection seat 12, and the bottom thereof is connected with the radial surface of the turning rod 13 through the extension column;

The limit polished rod 25 is inserted into the inner ring of the limit sleeve 24, the limit polished rod 25 is arranged horizontally, and the two ends of the limit polished rod 25 extend toward the outside of the limit sleeve 24 respectively. The limit bars 26 extending along the length direction of the limit polished rod 25, the inner ring of the limit sleeve 24 is provided with a limit groove for each limit bar 26 to slide;

The mounting plate 27 is coaxially arranged at one end of the limiting polished rod 25 away from the mounting vertical plate 14, and the tension sensor 4 is arranged on the mounting plate 27;

The spring 28 is sleeved outside one end of the limiting rod 25 close to the mounting plate 27, and the two ends of the spring 28 are respectively arranged in abutment with the limiting sleeve 24 and the mounting plate 27;

The abutting post 29 is disposed at one end of the limiting rod 25 away from the mounting plate 27 , and the abutting post 29 can be provided in abutment with the side of the limiting sleeve 24 facing away from the mounting plate 27 .

Specifically, when the working end of the tension sensor 4 is in contact with the yarn, the limit bar 26 provided on the limit rod 25 is limited to move along the limit groove in the limit sleeve 24 to prevent the limit rod 25 from moving. The self-rotating, abutting the mounting plate 27 by the elastic force of the spring 28 prevents the tension sensor 4 from contacting the yarn too tightly and affects the yarn conveying. 25 disengage.

In the present application, the pressure detected by the tension sensor 4 is greater than the preset value of the system, and the controller 1 controls the yarn drum 2 to lift and transfer, thereby increasing the linear speed, which solves the technical problem of how to prevent the yarn from breaking during the conveying process.

The basic principles, main features and advantages of the present invention have been shown and described above. It should be understood by those skilled in the art that the present invention is not limited by the above-mentioned embodiments. The above-mentioned embodiments and descriptions describe only the principles of the present invention. There are various changes and improvements that fall within the scope of the claimed invention. The scope of protection claimed by the present invention is defined by the appended claims and their equivalents.

Claims (6)

1. A tension adjustment mechanism for a jet core-spun machine, comprising: frame; a controller (1), arranged on the rack; a yarn drum (2), arranged on the frame, for winding the yarn; There are at least two rollers (3), and the two rollers (3) are cross-distributed under the yarn drum (2), and each roller (3) is respectively arranged on the frame for conveying and tensioning the yarn drum (2) Reeled yarn; It is characterized in that it also includes: A tension sensor (4), located between the yarn drum (2) and the roller (3), is used to detect the tension of the yarn; An angle adjustment mechanism (5), the tension sensor (4) is fixedly installed on the working end of the angle adjustment mechanism (5), and the angle adjustment mechanism (5) is used to adjust the angle of the pressure point of the pressure sensor; The yarn drum (2), the roller (3), the tension sensor (4) and the angle adjustment mechanism (5) are all electrically connected with the controller (1). 2. The tension adjustment mechanism of a jet core wrapping machine according to claim 1, wherein the angle adjustment mechanism (5) comprises a mounting frame, and the mounting frame comprises a bottom plate (6), two side plates (7) And the rear plate (8), the two side plates (7) are respectively arranged on both sides of the top of the bottom plate (6), the rear plate (8) is arranged on one end of the bottom plate (6), the two sides of the rear plate (8) are connected with the two One end of each side plate (7) is connected, the bottom plate (6), the two side plates (7) and the rear plate (8) are all rectangular, the bottom plate (6), the two side plates (7) and the rear plate ( Each corner of 8) is provided with mounting holes (9). 3. The tension adjustment mechanism of a jet core wrapping machine according to claim 2, wherein the angle adjustment mechanism (5) further comprises a screw drive (10), and the screw drive (10) is arranged on the On the top of the bottom plate (6), the screw drive (10) is arranged horizontally on the top of the bottom plate (6), and the working end of the screw drive (10) is provided with a translation plate (11). 4. The tension adjusting mechanism of a jet core wrapping machine according to claim 3, wherein the angle adjusting mechanism (5) further comprises: The shaft connecting seat (12) is arranged at the top middle position of the bottom plate (6); The turning rod (13) is arranged in the interior of the shaft connecting seat (12) in a horizontal axis connection, and the two ends of the turning rod (13) respectively extend to the outside of the shaft connecting seat (12); The elastic part is located just above the shaft connection seat (12), the elastic part is connected with the radial surface of the turning rod (13) through the extension rod, and the tension sensor (4) is fixedly installed on the working end of the elastic part. 5. The tension adjusting mechanism of a jet core wrapping machine according to claim 4, wherein, The angle adjustment mechanism (5) also includes: A vertical plate (14) is installed, which is vertically arranged at one end of the translation plate (11) away from the tension sensor (4); The electric push rod (15) is vertically arranged on the side of the installation vertical plate (14) facing away from the rear plate (8); The push plate (16) is located horizontally just below the electric push rod (15), the output end of the electric push rod (15) is connected with the top center of the push plate (16), and the push plate (16) is close to the installation vertical plate ( 14) is provided with a first slider (17) on both sides of one end, and a chute (18) for each first slider (17) to slide is provided on the installation vertical plate (14); a gear (19), coaxially arranged on one of the extending ends of the turning lever (13); The slide rail (20) is located just below the gear (19), and the bottom of the slide rail (20) is on the translation plate (11); The rack (21) is horizontally located directly above the slide rail (20), the rack (21) is meshed with the gear (19), and the bottom of the rack (21) is provided with a first gear capable of sliding in the slide rail (20). Two sliders (22); A connecting rod (23), one end of the connecting rod (23) is hinged with one end of the rack (21) close to the push plate (16), and the other end of the connecting rod (23) is hinged with the bottom of the push plate (16). 6. The tension adjusting mechanism of a jet core-spun machine according to claim 5, wherein the elastic part comprises: The limiting sleeve (24) is located just above the shaft connecting seat (12), and the bottom of the limiting sleeve (24) is connected with the radial surface of the turning rod (13) through the extension column; The limit polished rod (25) is inserted into the inner ring of the limit sleeve (24), the limit polished rod (25) is arranged horizontally, and the two ends of the limit polished rod (25) respectively extend toward the outside of the limit sleeve (24) , Limit bars (26) extending along the length direction of the limit polished rod (25) are provided on both sides of the limit polished rod (25), and the inner ring of the limit sleeve (24) is provided with a limit bar (26) for each limit bar (26). ) sliding limit groove; The mounting plate (27) is coaxially arranged at one end of the limiting polished rod (25) away from the mounting vertical plate (14), and the tension sensor (4) is arranged on the mounting plate (27); A spring (28) is sleeved on the outside of one end of the limiting rod (25) close to the mounting plate (27), and the two ends of the spring (28) are respectively arranged in abutment with the limiting sleeve (24) and the mounting plate (27); The abutting post (29) is arranged at one end of the limiting polished rod (25) away from the mounting plate (27), and the abutting post (29) can be arranged in abutment with the side of the limiting sleeve (24) facing away from the mounting plate (27). .

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