CN217059971U - Electrostatic electret melt-blown fabric on-line defect treatment device - Google Patents
Electrostatic electret melt-blown fabric on-line defect treatment device Download PDFInfo
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- CN217059971U CN217059971U CN202220818320.8U CN202220818320U CN217059971U CN 217059971 U CN217059971 U CN 217059971U CN 202220818320 U CN202220818320 U CN 202220818320U CN 217059971 U CN217059971 U CN 217059971U
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Abstract
The utility model relates to an electrostatic electret meltblown on-line defect treatment device, belonging to the technical field of on-line defect detection treatment; the online defect detection mechanism comprises a first projection light source, a second reflection light source and a CCD camera, wherein the first projection light source and the second reflection light source are respectively positioned on two sides of the melt-blown fabric; the online defect processing mechanism is used for sucking away defects detected by the online defect detecting mechanism through an air suction port, a plurality of CCD cameras are arranged in one-to-one correspondence with the air suction port, and the plurality of CCD cameras correspond to the width of the melt-blown fabric; the air suction ports are provided with an upper row and a lower row, one row is positioned above the melt-blown fabric, the other row is positioned below the melt-blown fabric, and the upper row and the lower row of air suction ports are symmetrically arranged with the melt-blown fabric; the online defect treatment of the melt-blown fabric material is realized.
Description
Technical Field
The utility model relates to an online defect processing apparatus of static electret melt-blown fabric belongs to online defect detection and processing technical field.
Background
The melt-blown fabric mainly uses polypropylene as a main raw material, has a plurality of gaps, a fluffy structure and good wrinkle resistance, and the superfine fibers with unique capillary structures increase the number and the surface area of the fibers per unit area, so that the melt-blown fabric has good filtering property, shielding property, heat insulation property and oil absorption property, and can be used in the fields of air, liquid filtering materials, isolating materials, absorbing materials, mask materials, heat-insulating materials, oil-absorbing materials, wiping cloth and the like.
At present, in the production process of melt-blown cloth, most of the melt-blown cloth is subjected to electrostatic electret treatment by using an electrostatic electret treatment device, so that the melt-blown cloth adsorbs fine microorganisms in the mask, but the surface of the melt-blown cloth after the electret treatment has a large amount of charges and is easy to adsorb dust and impurities in the air. At present, the detection of the cloth cover after the electret by the melt-blown cloth production equipment mainly depends on manual work to be combined with related detection instruments for inspection, the workload of workers can be increased, and a large amount of raw materials can be wasted, the cost is increased due to untimely detection, and the qualification rate of the melt-blown cloth is low.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: the defects of the prior art are overcome, the electrostatic electret melt-blown fabric online defect treatment device is provided, the defects on the cloth surface can be detected and fed back in real time, and the defects on the cloth surface are removed, so that the qualification rate and the product quality of the melt-blown fabric are improved, the labor cost and the raw material cost are reduced, and the working efficiency is improved.
The utility model discloses an online defect treatment device of electrostatic electret meltblown, including online defect detection mechanism and online defect processing mechanism, online defect detection mechanism includes first projection light source, second reflection light source and CCD camera, first projection light source and second reflection light source are located meltblown both sides respectively; the online defect processing mechanism is used for sucking away defects detected by the online defect detecting mechanism through an air suction port, a plurality of CCD cameras are arranged in one-to-one correspondence with the air suction port, and the plurality of CCD cameras correspond to the width of the melt-blown fabric; the air suction ports are arranged in an upper row and a lower row, one row is positioned above the melt-blown fabric, the other row is positioned below the melt-blown fabric, and the upper row and the lower row of the air suction ports are symmetrically arranged with the melt-blown fabric.
The first projection light source is used for transmitting from one side, the second reflection light source is used for reflecting from the other side, the CCD camera is used for carrying out photographing detection on the melt-blown fabric and transmitting acquired image signals to the online defect processing mechanism, and the online defect processing mechanism is used for removing defects through the air suction port. Aiming at the material characteristics of the melt-blown fabric such as uneven thickness and sparse and uneven structure and the randomness of flaw distribution, the flaw information on the front surface and the back surface of the melt-blown fabric can be accurately and accurately transmitted to a rear flaw processing mechanism through the first projection light source and the second reflection light source. The CCD cameras correspond to the air suction ports one by one, the corresponding air suction ports are started to effectively remove the surface of the melt-blown fabric, and online defect treatment on the melt-blown fabric is realized.
Preferably, the first projection light source is mounted below the meltblown fabric by a first mounting member and the second reflection light source is mounted above the meltblown fabric by a second mounting member.
The first projection light source is transmitted below the melt-blown fabric, the second reflection light source is reflected above the melt-blown fabric, and the first projection light source and the second reflection light source respectively enter the CCD camera for imaging through transmission and reflection.
Preferably, the CCD camera is positioned at the front end of the melt-blown fabric, and the air suction port is positioned at the rear end of the melt-blown fabric.
The CCD camera shoots at the front end of the melt-blown fabric to detect defects, and the air suction port removes the front-end shooting at the rear end of the melt-blown fabric to detect the defects.
Preferably, the online defect processing mechanism comprises an air suction port and a controller, wherein the controller is used for analyzing whether defects exist in the images photographed by the CCD camera and starting the air suction port corresponding to the CCD camera.
Preferably, the air suction pipes of the air suction ports are converged into an air suction pipeline, and the air suction pipeline is connected with the dust suction box.
The suction port is communicated with the dust suction box through the air suction pipeline, and the removed defects are sucked to the dust suction box through the air suction pipeline.
Preferably, the air suction pipeline is provided with an electromagnetic valve, and the controller controls the opening and closing of the air suction port through the electromagnetic valve.
The electromagnetic valve is used for controlling the opening and closing of the air suction port, and when the air suction port is opened, the defects removed by the air suction port are sucked to the dust suction box through the air suction pipeline.
Compared with the prior art, the utility model discloses following beneficial effect has:
static electret meltblown fabric is at line fault processing apparatus to meltblown fabric thickness unevenness itself, the sparse uneven material characteristic of structure and the randomness that the flaw distributes, can transmit the defect information of meltblown fabric tow sides accurately on exactly the fault processing mechanism at rear through first projection light source and second reflection light source. The CCD cameras correspond to the air suction ports one by one, the corresponding air suction ports are started to effectively remove the surface of the melt-blown fabric, and online defect treatment on the melt-blown fabric is realized.
The online defect detection mechanism is applied to replace a manual inspection mode by means of a related detection instrument, the labor intensity of workers can be greatly reduced, the detection result is more accurate and reliable, and the online defect treatment mechanism at the rear can be used for removing cloth cover defects at fixed time and fixed point.
After the online defect processing mechanism receives the signal sent by the online defect detecting mechanism, the corresponding air suction ports are started to effectively remove the surface of the melt-blown fabric, so that online defect processing of the melt-blown fabric is realized, defect omission and raw material waste caused by manual inspection are avoided, labor cost and raw material cost are increased, and meanwhile, the phenomenon that unqualified products caused by omission flow into the market to cause serious credit and influence on brand image is avoided.
Drawings
FIG. 1 is a schematic structural view of an electrostatic electret meltblown fabric on-line defect treatment device according to the present invention;
fig. 2 is a schematic structural diagram of a first projection light source and a second reflection light source according to the present invention;
fig. 3 is a schematic structural view of an air intake port according to the present invention.
Wherein: 1. a first projection light source; 2. a second reflective light source; 3. a CCD camera; 4. melt-spraying cloth; 5. an air suction port; 6. a controller; 7. an air suction pipe; 8. an air suction pipeline; 9. an electromagnetic valve; 10. a first mounting member; 11. a second mounting member.
Detailed Description
The invention will be further described with reference to the accompanying drawings:
example 1
As shown in fig. 1-3, the electrostatic electret meltblown fabric online defect treatment apparatus of the present invention comprises an online defect detection mechanism and an online defect treatment mechanism, wherein the online defect detection mechanism comprises a first projection light source 1, a second reflection light source 2 and a CCD camera 3, and the first projection light source 1 and the second reflection light source 2 are respectively located at two sides of a meltblown fabric 4; the device comprises a CCD camera 3, an online defect processing mechanism and an air suction port 5, wherein the CCD camera 3 is used for photographing and detecting the melt-blown fabric and transmitting acquired image signals to the online defect processing mechanism, the online defect processing mechanism is used for sucking the defects detected by the online defect detecting mechanism through the air suction port 5, the CCD camera 3 and the air suction port 5 are provided with a plurality of cameras in a one-to-one correspondence manner, and the CCD cameras 3 correspond to the melt-blown fabric 4 in width.
As shown in fig. 3, the air inlets 5 are arranged in two rows, one row is located above the meltblown 4, the other row is located below the meltblown 4, and the two rows of air inlets 5 are symmetrically arranged with respect to the meltblown 4.
The device comprises a first projection light source 1, a second reflection light source 2, a CCD camera 3, an online defect processing mechanism and an air suction port 5, wherein the first projection light source 1 is used for transmitting from one surface, the second reflection light source 2 is used for reflecting from the other surface, the CCD camera 3 is used for carrying out photographing detection on a melt-blown fabric 4 and transmitting acquired image signals to the online defect processing mechanism, and the online defect processing mechanism is used for removing defects through the air suction port 5. Aiming at the material characteristics of the melt-blown fabric 4 with uneven thickness and sparse and uneven structure and the randomness of flaw distribution, the flaw information of the front surface and the back surface of the melt-blown fabric 4 can be accurately and accurately transmitted to a rear flaw processing mechanism through the first projection light source 1 and the second reflection light source 2. The CCD cameras 3 correspond to the air suction ports 5 one by one, and the corresponding air suction ports 5 are started to effectively remove the cloth surface of the melt-blown cloth 4, so that the online defect treatment of the melt-blown cloth 4 is realized.
As shown in fig. 1 and 2, the first projection light source 1 is mounted below the meltblown 4 by a first mounting member 10, and the second reflection light source 2 is mounted above the meltblown 4 by a second mounting member 11.
The first projection light source 1 is transmitted below the meltblown 4, the second reflection light source 2 is reflected above the meltblown 4, and the first projection light source 1 and the second reflection light source 2 respectively enter the CCD camera 3 for imaging through transmission and reflection.
Further, the CCD camera 3 is located at the front end of the meltblown 4, and the air intake 5 is located at the rear end of the meltblown 4.
The CCD camera 3 shoots at the front end of the melt-blown fabric 4 to detect defects, and the air suction port 5 removes the front-end shooting at the rear end of the melt-blown fabric 4 to detect defects.
The online defect processing mechanism comprises an air suction port 5 and a controller 6, and the controller 6 is used for analyzing whether defects exist in images photographed by the CCD camera 3 and starting the air suction port 5 corresponding to the CCD camera 3 in order to suck the defects detected by the online defect detecting mechanism away through the air suction port 5.
The controller 6 comprises a plurality of control modules, the control modules correspond to the CCD cameras 3 and the corresponding air inlets 5 one by one, pictures shot by the CCD cameras 3 are transmitted to the corresponding control modules, the control modules analyze whether defects exist in the pictures and positions and distances of the defects, and if the defects exist, the corresponding air inlets 5 are positioned and started at regular time. The process of analyzing whether the image has the defects and the positions and the distances of the defects by the control module is the same as the process of analyzing the foreign matters or the defects of the cloth cover or the cloth, and the analyzing process belongs to the prior art and is not repeated herein.
Furthermore, the air suction pipes 7 of the plurality of air suction ports 5 are converged into an air suction pipeline 8, and the air suction pipeline 8 is connected with the dust suction box.
The air suction port 5 is communicated with the dust collection box through the air suction pipeline 8, and the removed defects are sucked to the dust collection box through the air suction port 5 through the air suction pipeline 8. Here, the suction function of the suction port 5 utilizes the suction force of the dust box.
Specifically, an electromagnetic valve 9 is arranged on the air suction pipeline 8, and the controller 6 controls the opening and closing of the air suction port 5 through the electromagnetic valve 9.
The electromagnetic valve 9 is used for controlling the opening and closing of the air suction port 5, and when the air suction port 5 is opened, the defects removed by the air suction port 5 are sucked to the dust suction box through the air suction pipeline 8.
Here, a PLC module may be connected to a rear end of the control module, and the opening and closing of the air inlet 5 may be controlled by the PLC module.
The utility model discloses an online defect processing apparatus of electrostatic electret meltblown, the working process is as follows:
during the use, will electrostatic electret meltblown fabric is at electrostatic electret equipment and cut between the coiling equipment at the online defect processing apparatus, and first projection light source 1 is in 4 below transmission of meltblown fabric, and second reflection light source 2 is in 4 top reflections of meltblown fabric, and first projection light source 1 and second reflection light source 2 get into 3 formation of images of CCD camera through transmission and reflection respectively. CCD camera 3 shoots and detects melt-blown fabric 4 and transmits the image signal who gathers to online defect processing mechanism's controller 6, and controller 6 removes the edulcoration through the start induction port 5 of the position of defect and distance timing location, and the impurity of collecting reaches the suction box through air suction pipe 8, and the defect is got rid of through induction port 5 with the side cut recovery duct sharing of side cut coiling mechanism to the dust removal box.
Claims (6)
1. An electrostatic electret meltblown online defect treatment device is characterized by comprising an online defect detection mechanism and an online defect treatment mechanism, wherein the online defect detection mechanism comprises a first projection light source (1), a second reflection light source (2) and a CCD (charge coupled device) camera (3), and the first projection light source (1) and the second reflection light source (2) are respectively positioned on two sides of a meltblown (4); the online defect processing mechanism is used for sucking the defects detected by the online defect detecting mechanism through an air suction port (5), the CCD cameras (3) and the air suction port (5) are correspondingly provided with a plurality of CCD cameras (3) one by one, and the widths of the CCD cameras (3) correspond to the widths of the melt-blown fabric (4); the air suction ports (5) are arranged in an upper row and a lower row, one row is positioned above the melt-blown fabric (4), the other row is positioned below the melt-blown fabric (4), and the upper row and the lower row of air suction ports (5) are symmetrically arranged with the melt-blown fabric (4).
2. An electrostatic electret meltblown on-line defect management apparatus according to claim 1, wherein said first projection light source (1) is mounted below the meltblown fabric (4) by a first mounting means (10) and said second reflection light source (2) is mounted above the meltblown fabric (4) by a second mounting means (11).
3. An electrostatic electret meltblown on-line defect management apparatus according to claim 1 or 2, wherein the CCD camera (3) is located at the front end of the meltblown fabric (4) and the suction opening (5) is located at the rear end of the meltblown fabric (4).
4. An electrostatic electret meltblown fabric on-line defect management apparatus according to claim 3, wherein said on-line defect management means comprises an air inlet (5) and a controller (6), said controller (6) being adapted to analyze an image photographed by said CCD camera (3) for the presence of a defect and to activate said air inlet (5) corresponding to said CCD camera (3).
5. An electrostatic electret meltblown on-line defect management device according to claim 4, wherein the suction ducts (7) of said plurality of suction ports (5) are gathered into a suction duct (8), said suction duct (8) being connected to a suction box.
6. An electrostatic electret meltblown on-line defect management device according to claim 5, wherein the air suction pipe (8) is provided with a solenoid valve (9), and the controller (6) controls the opening and closing of the air suction port (5) through the solenoid valve (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220818320.8U CN217059971U (en) | 2022-04-08 | 2022-04-08 | Electrostatic electret melt-blown fabric on-line defect treatment device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220818320.8U CN217059971U (en) | 2022-04-08 | 2022-04-08 | Electrostatic electret melt-blown fabric on-line defect treatment device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217059971U true CN217059971U (en) | 2022-07-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220818320.8U Active CN217059971U (en) | 2022-04-08 | 2022-04-08 | Electrostatic electret melt-blown fabric on-line defect treatment device |
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| Country | Link |
|---|---|
| CN (1) | CN217059971U (en) |
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- 2022-04-08 CN CN202220818320.8U patent/CN217059971U/en active Active
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