CN117306031A - Drawing frame and control method of drawing frame - Google Patents

Drawing frame and control method of drawing frame Download PDF

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Publication number
CN117306031A
CN117306031A CN202311280052.4A CN202311280052A CN117306031A CN 117306031 A CN117306031 A CN 117306031A CN 202311280052 A CN202311280052 A CN 202311280052A CN 117306031 A CN117306031 A CN 117306031A
Authority
CN
China
Prior art keywords
barrel
pressure
drawing frame
pressure sensor
lifting assembly
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202311280052.4A
Other languages
Chinese (zh)
Inventor
郑升圆
李响
李�浩
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shenyang Hongda Huaming Textile Machinery Co ltd
Original Assignee
Shenyang Hongda Huaming Textile Machinery Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shenyang Hongda Huaming Textile Machinery Co ltd filed Critical Shenyang Hongda Huaming Textile Machinery Co ltd
Priority to CN202311280052.4A priority Critical patent/CN117306031A/en
Publication of CN117306031A publication Critical patent/CN117306031A/en
Pending legal-status Critical Current

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Classifications

    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H1/00—Spinning or twisting machines in which the product is wound-up continuously
    • D01H1/14—Details
    • D01H1/36—Package-shaping arrangements, e.g. building motions, e.g. control for the traversing stroke of ring rails; Stopping ring rails in a predetermined position
    • D—TEXTILES; PAPER
    • D01—NATURAL OR MAN-MADE THREADS OR FIBRES; SPINNING
    • D01H—SPINNING OR TWISTING
    • D01H13/00—Other common constructional features, details or accessories
    • D01H13/10—Tension devices

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Textile Engineering (AREA)
  • Structural Engineering (AREA)
  • Coiling Of Filamentary Materials In General (AREA)

Abstract

The embodiment of the application discloses drawing frame and control method of drawing frame, the drawing frame has included the casing, a section of thick bamboo, lifting unit, pressure sensor and circle strip dish, in the use, the silver that equipment produced holds with the section of thick bamboo through circling the device in, in the silver holds the in-process, can detect the pressure that the section of thick bamboo applyed through pressure sensor, and then through the perception pressure variation, can judge whether circle around the positive pressure increase between silver and the circle strip dish, if increase, can control lifting unit decline, and then drive the section of thick bamboo decline, thereby reduce positive pressure, if pressure reduces, then can control lifting unit rise, and then drive on the section of thick bamboo, thereby increase positive pressure, realize empty section of thick bamboo stage up to full section of thick bamboo stage, the frictional force between the silver of circling and the circle strip dish is invariable, guarantee that the cotton sliver quality is unanimous, improve product quality.

Description

Drawing frame and control method of drawing frame
Technical Field
The embodiment of the application relates to the technical field of spinning, in particular to a drawing frame and a control method of the drawing frame.
Background
In the field of drawing frames, cotton slivers produced by the equipment are placed in a sliver can through a winding device and used for the next procedure, in the sliver can winding process, along with continuous increase of cotton slivers, the supporting spring in the can is compressed and falls under the stress, and in an ideal state, the gravity brought by the increase of the cotton slivers is exactly equal to the force of the sliver can spring and the linearity is consistent. However, in actual production, the linearity of the deformation force of the spring is difficult to be consistent with the linearity of the increase of the weight of the cotton sliver, the cotton sliver has a plurality of varieties and different self expansion coefficients, and finally the friction force between the cotton sliver and the upper coiling disc in the empty can stage is far smaller than that between the cotton sliver and the upper coiling disc in the full can stage, so that the full can cotton sliver evenness index is about 30% worse than that of the empty can cotton sliver. All drawing frames currently have this problem and cannot be solved.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art or related art.
To this end, a first aspect of the invention provides a drawing frame.
A second aspect of the present invention provides a control method of a drawing frame.
In view of this, a drawing frame is proposed according to a first aspect of an embodiment of the present application, comprising:
a housing;
a barrel disposed within the housing;
the lifting assembly is connected with the barrel and used for driving the barrel to ascend or descend;
a pressure sensor disposed between the barrel and the lifting assembly;
the coiling disc is connected to the shell and is opposite to the barrel.
In one possible embodiment, the barrel comprises:
a cylinder;
the tray is connected to the cylinder body;
the tray motor is connected to the tray.
In one possible embodiment, the lifting assembly comprises:
and one end of the screw rod assembly is connected with the shell, and the other end of the screw rod assembly is connected with the barrel.
In one possible embodiment, the lifting assembly comprises:
and one end of the air cylinder is connected with the shell, and the other end of the air cylinder is connected with the barrel.
In one possible embodiment, the lifting assembly comprises:
and one end of the fork arm mechanism is connected with the shell, and the other end of the fork arm mechanism is connected with the barrel.
In one possible embodiment, the yoke mechanism comprises:
a bracket connected to the canister, the pressure sensor being disposed between the bracket and the canister;
one end of the fork arm is hinged to the bracket;
the base is connected with the shell, and the other end of the fork arm is hinged with the base;
and the driving assembly is used for driving the fork arms to retract or extend.
In one possible embodiment, the drive assembly comprises:
the driving screw is connected with the fork arm.
In one possible embodiment, the pressure sensors are a plurality of, and a plurality of the pressure sensors are arranged between the lifting assembly and the barrel at intervals.
In a possible embodiment, the number of the barrels is two or more, and one lifting assembly is arranged at the bottom of each barrel.
In one possible embodiment, the drawing frame further comprises:
and the controller is connected with the lifting assembly and the pressure sensor, and controls the lifting of the lifting assembly based on the detection result of the pressure sensor.
According to a second aspect of the embodiments of the present application, a control method for controlling a drawing frame according to any one of the foregoing technical solutions is provided, where the control method includes:
acquiring a detection result of a pressure sensor;
determining a pressure state between a tampon and the coiler based on a detection result of the pressure sensor;
and controlling the lifting assembly to drive the barrel to ascend or descend based on the pressure state.
In a possible embodiment, the step of determining the pressure state between the tampon and the coiler plate based on the detection result of the pressure sensor includes:
measuring the pressure states between the cotton sliver and the coiling disc under the detection results of different pressure sensors, and acquiring original data information;
and determining a working interval based on the original data information.
In a possible embodiment, the step of controlling the lifting assembly to lift or lower the barrel based on the pressure state includes:
and controlling the lifting assembly to drive the barrel to ascend or descend based on the pressure state so as to enable the detection result of the pressure sensor to be in an operation interval.
In a possible embodiment, the step of obtaining the detection result of the pressure sensor includes:
obtaining a detection result of each pressure sensor;
taking the average value of the detection results of all the pressure sensors as the detection result when the maximum difference value of the detection results among the plurality of pressure sensors is smaller than a preset value;
when the maximum difference value of the detection results among the plurality of pressure sensors is greater than or equal to a preset value, taking the average value of all the detection results except the detection results with large difference as the detection result, and generating prompt information.
Compared with the prior art, the invention at least comprises the following beneficial effects:
the drawing frame that this embodiment provided has included casing, a section of thick bamboo, lifting unit, pressure sensor and a section of thick bamboo dish, in the use, the silver that equipment produced holds through the coiling device with in the section of thick bamboo, hold the in-process at the silver, can detect the pressure that the section of thick bamboo was applyed through pressure sensor, and then through the perception pressure variation, can judge whether the positive pressure increase between coiling silver and the section of thick bamboo dish, if increase, can control lifting unit decline, and then drive the section of thick bamboo decline, thereby reduce the positive pressure, if pressure reduces, then can control lifting unit rise, and then drive on the section of thick bamboo, thereby increase positive pressure, realize empty section of thick bamboo stage through full section of thick bamboo stage, the friction force between the sliver of coiling and the section of thick bamboo dish is invariable, guarantee that the sliver quality is unanimous, improve product quality.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the application. Also, like reference numerals are used to designate like parts throughout the figures.
In the drawings:
FIG. 1 is a schematic block diagram of a drawing frame of one embodiment provided herein;
FIG. 2 is a schematic block diagram of a drawing frame at a lift assembly of one embodiment provided herein;
FIG. 3 is a schematic block diagram of another angle at a lifting assembly of a drawing frame of one embodiment provided herein;
FIG. 4 is a schematic block diagram of a lifting assembly of a drawing frame according to one embodiment provided herein;
fig. 5 is a schematic step flow diagram of a control method of a drawing frame according to another embodiment provided in the present application.
The correspondence between the reference numerals and the component names in fig. 1 to 4 is:
110 shells, 120 barrels, 130 lifting components, 140 pressure sensors, 150 coiling discs, 160 fork arm mechanisms and 170 limit switches;
121 cylinder, 122 tray, 123 disc motor, 161 bracket, 162 yoke, 163 base, 164 drive assembly;
1641 drive motor, 1642 drive lead screw.
Detailed Description
In order to better understand the technical solutions described above, the technical solutions of the embodiments of the present application are described in detail below through the accompanying drawings and the specific embodiments, and it should be understood that the embodiments of the present application and the specific features in the embodiments are detailed descriptions of the technical solutions of the embodiments of the present application, and not limit the technical solutions of the present application, and the embodiments of the present application and the technical features in the embodiments of the present application may be combined with each other without conflict.
As shown in fig. 1 to 4, according to a first aspect of an embodiment of the present application, there is provided a drawing frame, including: a housing 110; a barrel 120, the barrel 120 being disposed within the housing 110; the lifting assembly 130, the lifting assembly 130 is connected to the barrel 120, and is used for driving the barrel 120 to ascend or descend; a pressure sensor 140, the pressure sensor 140 being disposed between the barrel 120 and the lifting assembly 130; the coiling plate 150, the coiling plate 150 is connected to the shell 110, and is disposed opposite to the barrel 120.
The drawing frame that this embodiment provided includes casing 110, barrel 120, lifting unit 130, pressure sensor 140 and circle strip dish 150, in the use, the silver that equipment produced holds with barrel 120 through circling around the device in, in the silver holds the in-process, can detect the pressure that barrel 120 applyed through pressure sensor 140, and then through the perception pressure variation, can judge whether circle around the positive pressure increase between silver and the circle strip dish 150, if increase, can control lifting unit 130 to descend, and then drive barrel 120 and descend, thereby reduce positive pressure, if pressure reduces, then can control lifting unit 130 to rise, and then drive on the barrel 120, thereby increase positive pressure, realize empty section of thick bamboo stage up to full section of thick bamboo stage, the frictional force between the silver of circle around and the circle strip dish 150 is invariable, guarantee that the silver quality is unanimous, improve product quality.
As shown in fig. 1 and 2, in one possible embodiment, the barrel 120 includes: a cylinder 121; a tray 122, the tray 122 being connected to the cylinder 121; a disc motor 123, the disc motor 123 being connected to the tray 122.
In this technical scheme, further provided the structure of barrel 120 is constituteed, and barrel 120 can include barrel 121, tray 122 and disc motor 123, can drive tray 122 through disc motor 123 and rotate, and then is convenient for set up the silver in barrel 121, and pressure sensor 140 can be arranged between tray 122 and lifting unit 130, so set up the pressure of being convenient for learn barrel 120.
In one possible embodiment, the lifting assembly 130 includes: and a screw assembly having one end connected to the housing 110 and the other end connected to the barrel 120.
In this technical scheme, a structural component of lifting assembly 130 is provided, lifting assembly 130 can include the lead screw assembly, forward rotation and reversal through the lead screw motor can drive lead screw 1642 subassembly, and then drive barrel 120 through the lead screw subassembly and rise or descend, in the sliver holds the in-process, can detect the pressure that barrel 120 applyed through pressure sensor 140, and then through the perception pressure variation, can judge whether the positive pressure between the winding sliver and the coiler 150 increases, if increase, can control lifting assembly 130 decline, and then drive barrel 120 decline, thereby reduce the positive pressure, if pressure reduces, can control lifting assembly 130 rise, and then drive on the barrel 120, thereby increase the positive pressure, realize empty section and reach full section of thick bamboo stage, frictional force between the winding sliver and coiler 150 is invariable, guarantee that the sliver quality is unanimous, improve product quality.
In one possible embodiment, the lifting assembly 130 includes: a cylinder having one end connected to the housing 110 and the other end connected to the barrel 120.
In this technical scheme, a structural component of another lifting component 130 is provided, the lifting component 130 may include an air cylinder, the lifting component 130 may drive the barrel 120 to rise or fall by controlling the lifting of the air cylinder, in the sliver containing process, the pressure applied by the barrel 120 may be detected by the pressure sensor 140, and then whether the positive pressure between the wound sliver and the coiler 150 is increased can be judged by sensing the pressure change, if so, the lifting component 130 may be controlled to fall, and then the barrel 120 is driven to fall, so as to reduce the positive pressure, if the pressure is reduced, the lifting component 130 may be controlled to rise, and then the barrel 120 is driven to increase the positive pressure, so that the friction between the wound sliver and the coiler 150 is constant in the empty barrel stage up to the full barrel stage, the quality of the wound sliver is ensured to be consistent, and the product quality is improved.
As shown in fig. 3 and 4, in one possible embodiment, the lifting assembly 130 includes: fork arm mechanism 160, one end of fork arm mechanism 160 is connected to housing 110, and the other end is connected to barrel 120.
In this technical solution, a further structural component of the lifting assembly 130 is provided, where the lifting assembly 130 may include a yoke mechanism 160, and by contracting or expanding the yoke mechanism 160, the lifting or descending of the barrel 120 may be driven, and in the sliver holding process, the pressure applied by the barrel 120 may be detected by the pressure sensor 140, and then by sensing the pressure change, it may be determined whether the positive pressure between the wound sliver and the coiler 150 increases, and if the positive pressure increases, the lifting assembly 130 may be controlled to descend, and then the barrel 120 may be driven to descend, so as to reduce the positive pressure, and if the pressure decreases, the lifting assembly 130 may be controlled to ascend, and then drive the barrel 120, so as to increase the positive pressure, and achieve the hollow barrel stage up to the full barrel stage, and the friction between the wound sliver and the coiler 150 is constant, so as to ensure that the sliver quality is consistent, and the product quality is improved.
As shown in fig. 3 and 4, in one possible embodiment, the yoke mechanism 160 includes: a bracket 161, the bracket 161 being connected to the barrel 120, the pressure sensor 140 being arranged between the bracket 161 and the barrel 120; a yoke 162, one end of the yoke 162 being hinged to the bracket 161; a base 163, the base 163 being connected to the housing 110, the other end of the yoke 162 being hinged to the base 163; and a driving assembly 164, wherein the driving assembly 164 is used for driving the fork arm 162 to retract or extend.
In this technical solution, there is further provided a structural component of the yoke mechanism 160, where the yoke mechanism 160 may include a bracket 161, a yoke 162 and a base 163, and the effective length of the yoke 162 may be changed by extending or contracting the yoke 162, so as to lift the barrel 120 by the bracket 161, and facilitate contracting or expanding the yoke 162 by setting the bracket 161 and the base 163, and facilitate adjusting the contracted or expanded state of the yoke 162 by setting the driving component 164.
In some examples, limit switch 170 may also be provided on base 163 to facilitate the controller knowing the status of yoke 162.
In one possible embodiment, the drive assembly 164 includes: a drive motor 1641 and a drive screw 1642, the drive screw 1642 being connected to the yoke 162.
In this embodiment, a structural component of the driving assembly 164 is further provided, where the driving assembly 164 may include a driving motor 1641 and a driving screw 1642, and the driving motor 1641 drives the driving screw 1642 to rotate, so as to drive the fork arm 162 to shrink or stretch.
In one possible embodiment, the pressure sensors 140 are plural, and the plural pressure sensors 140 are spaced between the elevation assembly 130 and the cylinder 121.
In this technical scheme, further provided the setting quantity of pressure sensor 140, pressure sensor 140 is a plurality of, so set up the detection of the pressure information that makes barrel 120 more accurate, can make the control of drawing frame more accurate.
In one possible embodiment, the number of cans 120 is two or more, and one lifting assembly 130 is provided at the bottom of each can 120.
In this embodiment, two or more cans 120 may be disposed in each housing 110, and each can 120 is provided with a lifting assembly 130 and a coiler plate 150, so that the production efficiency of the drawing frame can be improved.
In one possible embodiment, the drawing frame further comprises: and a controller connected to the elevation assembly 130 and the pressure sensor 140, the controller controlling elevation of the elevation assembly 130 based on a detection result of the pressure sensor 140.
In this technical scheme, the drawing frame may further include a controller, and the controller controls the lifting of the lifting assembly 130 based on the detection result of the pressure sensor 140, so that the friction between the wound sliver and the coiler 150 is constant from the empty drum stage to the full drum stage of the drawing frame, the quality of the sliver is ensured to be consistent, and the quality of the product is improved.
Examples
The drawing frame comprises a shell 110, a barrel 120, a lifting assembly 130, a pressure sensor 140 and a coiler plate 150, wherein in the use process, cotton slivers produced by the equipment are contained in the barrel 120 through a coiling device, and in the cotton slivers, the equipment working channel of the shell 110 is about 200mm higher than the barrel 120, namely the distance between the coiler plate 150 and the barrel 120. When the apparatus is in operation, the lifting assembly 130 below the drum 120 is operated, lifting the tray 122 and the disc motor 123 and drum 120 to a position near the coiler plate 150, and then the apparatus is operated.
A pressure sensor 140 is installed between the tray 122 and the disc motor 123 and the lifting assembly 130, and after the tray 122 is pressed by the barrel 120 and the sliver carried above the pressure sensor 140, the current pressure is transmitted to the controller.
The lifting assembly 130 can adopt a fork arm mechanism 160, a screw rod assembly, a cylinder and other structures, the embodiment adopts a fork arm 162 structure, the drive motor 1641 drives the drive screw rod 1642, and the fork arm 162 moves to realize the lifting and the descending of the whole lifting mechanism.
Description of the work:
with the increasing of the output sliver, the pressure applied to the tray 122 and the disc motor 123 increases, the system determines whether the positive pressure between the sliver and the coiler 150 is increased according to the length and the weight comparison of the produced sliver, if the positive pressure increases, the driving motor 1641 in the lifting assembly 130 is controlled to work, so that the tray 122 is lowered until the pressure is in an ideal range, and the operation is performed in real time, so that the friction between the produced sliver and the coiler 150 is relatively constant, and the sliver indexes of the full can and the empty can are the same.
As shown in fig. 5, a control method of a drawing frame according to a second aspect of the embodiments of the present application is provided, where the control method is used to control the drawing frame according to any one of the foregoing technical solutions, and the control method includes:
step 201: and obtaining a detection result of the pressure sensor. It is understood that the detection result of the pressure sensor can be directly obtained by the controller.
Step 202: based on the detection result of the pressure sensor, the pressure state between the tampon and the coiler is determined. It will be appreciated that the detection of the pressure sensor characterizes the weight of the barrel and by this weight it is possible to determine whether the positive pressure between the tampon and the disc has increased.
Step 203: based on the pressure state, the lifting assembly is controlled to drive the barrel to ascend or descend. It can be understood that whether the positive pressure between the wound sliver and the winding disc is increased can be judged through the pressure state, if the positive pressure is increased, the lifting assembly can be controlled to descend so as to drive the sliver can to descend, so that the positive pressure is reduced, if the positive pressure is reduced, the lifting assembly can be controlled to ascend so as to drive the sliver can, so that the positive pressure is increased, the air can stage up to the full can stage is realized, the friction force between the wound sliver and the winding disc is constant, the consistency of the sliver quality is ensured, and the product quality is improved.
The control method provided by the embodiment of the application is applied to the drawing frame in any one of the technical schemes, so that the control method of the drawing frame has all the beneficial effects of the drawing frame in the technical scheme.
In one possible embodiment, the step of determining the pressure state between the tampon and the coiler plate based on the detection result of the pressure sensor includes: measuring the pressure state between the cotton sliver and the coiling disc under the detection results of different pressure sensors to obtain original data information; based on the raw data information, a job interval is determined.
According to the technical scheme, the acquisition mode of the pressure state is further provided, different operation states of the barrel can be simulated by adjusting the weight of the barrel, so that the pressure sensor presents different detection results, the pressure state between the cotton sliver and the coiling disc is determined under the different detection results, the original data can be acquired, the data with higher product quality can be intercepted in the original data, the section of the data is the operation section, and when the detection result of the pressure sensor is in the section, the production quality of the cotton sliver is high.
In one possible embodiment, the step of controlling the lifting assembly to lift or lower the barrel based on the pressure state includes: based on the pressure state, the lifting component is controlled to drive the barrel to ascend or descend so that the detection result of the pressure sensor is in the operation interval.
In the technical scheme, the lifting component can be controlled to drive the barrel to rise or fall so that the detection result of the pressure sensor is in an operation interval, and the drawing frame can be always in a better operation state based on the detection result, so that the product quality can be improved.
In a possible embodiment, the step of obtaining the detection result of the pressure sensor includes: obtaining a detection result of each pressure sensor; taking the average value of the detection results of all the pressure sensors as the detection result when the maximum difference value of the detection results among the plurality of pressure sensors is smaller than a preset value; when the maximum difference value of the detection results among the plurality of pressure sensors is greater than or equal to a preset value, taking the average value of all the detection results except the detection results with large difference as the detection result, and generating prompt information.
In this technical solution, a method for determining the detection results of the pressure sensors is further provided, especially, when the pressure sensors are multiple, the method determines the detection results of the pressure sensors, and when the maximum difference between the detection results of the pressure sensors is smaller than a preset value, it is indicated that all the detection results of the pressure sensors are close, it is indicated that the detection results of the pressure sensors are accurate, and then the average value of the detection results of all the pressure sensors is taken as the detection result, so that the reliability of the result can be ensured.
In the technical scheme, when the maximum difference value of the detection results among the plurality of pressure sensors is larger than or equal to a preset value, the fact that the difference of the detection results among different pressure sensors is larger is indicated, under the condition that the detection results with larger difference are needed to be removed, the average value of all the detection results except the detection results with larger difference is used as the detection result to ensure the reliability of the detection result, and prompt information is produced to prompt operators to overhaul, so that the probability of misjudgment of a drawing frame caused by the failure of part of the pressure sensors is reduced, and the reliability of drawing frame operation is further ensured.
In the present invention, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance; the term "plurality" means two or more, unless expressly defined otherwise. The terms "mounted," "connected," "secured," and the like are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; "coupled" may be directly coupled or indirectly coupled through intermediaries. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "left", "right", "front", "rear", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present invention and simplifying the description, and do not indicate or imply that the devices or units referred to must have a specific direction, be constructed and operated in a specific direction, and thus should not be construed as limiting the present invention.
In the description of the present specification, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (10)

1. A drawing frame, comprising:
a housing;
a barrel disposed within the housing;
the lifting assembly is connected with the barrel and used for driving the barrel to ascend or descend;
a pressure sensor disposed between the barrel and the lifting assembly;
the coiling disc is connected to the shell and is opposite to the barrel.
2. The drawing frame of claim 1, wherein the barrel comprises:
a cylinder;
the tray is connected to the cylinder body;
the tray motor is connected to the tray.
3. The drawing frame of claim 2, wherein the lifting assembly comprises:
the screw rod assembly is connected with the shell at one end and the barrel at the other end; or (b)
The cylinder is connected with the shell at one end and the barrel at the other end; or (b)
And one end of the fork arm mechanism is connected with the shell, and the other end of the fork arm mechanism is connected with the barrel.
4. A drawing frame as claimed in claim 3, wherein the yoke mechanism comprises:
a bracket connected to the canister, the pressure sensor being disposed between the bracket and the canister;
one end of the fork arm is hinged to the bracket;
the base is connected with the shell, and the other end of the fork arm is hinged with the base;
and the driving assembly is used for driving the fork arms to retract or extend.
5. The drawing frame of claim 4, wherein the drive assembly comprises:
the driving screw is connected to the fork arm;
the pressure sensors are multiple, and the pressure sensors are arranged between the lifting assembly and the barrel at intervals.
6. The drawing frame of any one of claims 1 to 5, further comprising:
and the controller is connected with the lifting assembly and the pressure sensor, and controls the lifting of the lifting assembly based on the detection result of the pressure sensor.
7. A control method of a drawing frame, characterized by being used for controlling the drawing frame as claimed in any one of claims 1 to 6, the control method comprising:
acquiring a detection result of a pressure sensor;
determining a pressure state between a tampon and the coiler based on a detection result of the pressure sensor;
and controlling the lifting assembly to drive the barrel to ascend or descend based on the pressure state.
8. The control method according to claim 7, wherein the step of determining a pressure state between a tampon and the coiler plate based on a detection result of the pressure sensor includes:
measuring the pressure states between the cotton sliver and the coiling disc under the detection results of different pressure sensors, and acquiring original data information;
and determining a working interval based on the original data information.
9. The control method according to claim 8, wherein the step of controlling the lifting assembly to lift or lower the barrel based on the pressure state comprises:
and controlling the lifting assembly to drive the barrel to ascend or descend based on the pressure state so as to enable the detection result of the pressure sensor to be in an operation interval.
10. The control method according to claim 7, characterized in that the step of acquiring the detection result of the pressure sensor includes:
obtaining a detection result of each pressure sensor;
taking the average value of the detection results of all the pressure sensors as the detection result when the maximum difference value of the detection results among the plurality of pressure sensors is smaller than a preset value;
when the maximum difference value of the detection results among the plurality of pressure sensors is greater than or equal to a preset value, taking the average value of all the detection results except the detection results with large difference as the detection result, and generating prompt information.
CN202311280052.4A 2023-10-07 2023-10-07 Drawing frame and control method of drawing frame Pending CN117306031A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202311280052.4A CN117306031A (en) 2023-10-07 2023-10-07 Drawing frame and control method of drawing frame

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202311280052.4A CN117306031A (en) 2023-10-07 2023-10-07 Drawing frame and control method of drawing frame

Publications (1)

Publication Number Publication Date
CN117306031A true CN117306031A (en) 2023-12-29

Family

ID=89259904

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202311280052.4A Pending CN117306031A (en) 2023-10-07 2023-10-07 Drawing frame and control method of drawing frame

Country Status (1)

Country Link
CN (1) CN117306031A (en)

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