Device for automatically detecting solid content of impregnating compound in impregnating compound circulating tank for glass fibers

Abstract

The utility model discloses an automatic detection device for solid content of an impregnating compound in an impregnating compound circulating tank for glass fibers. The automatic detection device comprises an electric slide rail, a sampling device and a detection device, a sliding seat in sliding fit with the electric sliding rail is mounted on the electric sliding rail, and the sampling device is fixedly connected with the sliding seat; the sampling device comprises a mounting frame and a sampler; the mounting frame is fixedly connected with the sliding seat, and the sampler is mounted on the mounting frame through a lifting device; the detection device comprises a heating table, a drying vessel arranged at the top of the heating table and a weighing module arranged at the bottom of the heating table. According to the utility model, the electric slide rail is arranged on site, the sampling device is driven by the electric slide rail to sample from the sampling port of the wire drawing circulating tank, then the sampling device slides to the position of the detection device, and the sample is injected into the drying vessel of the detection device for weighing, drying and weighing operation; therefore, the function of automatically detecting the solid content of the impregnating compound in the impregnating compound circulating tank for the glass fiber is realized.

Description

Technical Field

[0001] The utility model relates to a field, in particular to an automatic detection device for solid content of a sizing agent in a sizing agent circulation tank for glass fiber. Background Art

[0002] Sizing is an organic substance used in the production and use of glass fiber. It can improve the physical properties of glass fiber, making it more ductile and tough; it also improves the mechanical properties of glass fiber, making it have higher strength and tensile resistance. Sizing can also prevent glass fiber from being corroded by moisture and pollution, thereby extending the service life of glass fiber. Therefore, sizing is an indispensable industrial consumable in glass fiber production.

[0003] In the production of glass fiber, some sizing agents with few drawing stations have a long use time, and the solid content of the sizing agent fluctuates greatly, which makes the LOI of the glass fiber spun yarn fluctuate greatly and unstable, thus affecting the product quality of the spun yarn. Therefore, it is necessary to measure the sizing agent in a timely and regular manner.

[0004] Patent CN109738324B discloses an online detection system and method for solid content of an impregnant, the system comprising: an original impregnant delivery device, used to introduce the impregnant into a compressed air purge device arranged downstream of the original impregnant delivery device; a compressed air purge device, arranged downstream of the original impregnant delivery device, comprising a circulation pipeline unit and a purge unit; an impregnant sampling and detection device, used to obtain part of the impregnant to be detected flowing out of the circulation pipeline unit, and to determine the solid content of the impregnant under the command of the automatic control system. This patent sets a pipeline to connect the impregnant sampling and detection device 3 for sampling and measurement, but the pipeline layout is likely to affect the on-site work, and in order to complete the detection, the sample needs to be transferred multiple times, which is very troublesome to operate. Utility Model Content

[0005] The utility model aims to provide an automatic detection device for the solid content of a sizing agent in a sizing agent circulation tank for glass fiber, which solves the problem that the current sizing agent solid content measuring device is troublesome to operate.

[0006] In order to solve the above technical problems, the present invention provides an automatic detection device for the solid content of the sizing agent in the sizing agent circulation tank for glass fiber, comprising an electric slide rail, a sampling device and a detection device; a slide seat which cooperates with the electric slide rail for sliding is installed on the electric slide rail, and the sampling device is fixedly connected to the slide seat;

[0007] The sampling device includes a mounting frame and a sampler; the mounting frame is fixedly connected to the slide seat, the sampler is mounted on the mounting frame through a lifting device, the sampler is extended into the sampling port of the infiltrant circulation tank for sampling as the lifting device descends, and the sampler is separated from the sampling port of the infiltrant circulation tank as the lifting device ascends;

[0008] The detection device includes a heating table, a drying container arranged on the top of the heating table, and a weighing module arranged at the bottom of the heating table; after the sampler completes sampling, the electric slide rail drives the slide seat to move the sampling device to the top of the detection device, and injects the wetting agent in the sampler into the drying container.

[0009] Furthermore, the sampler comprises an infiltrant container, a sampling tube and a sample discharge tube respectively connected to the infiltrant container, a sampling pump is arranged on the sampling tube, and a sample discharge pump is arranged on the sample discharge tube.

[0010] Furthermore, the lifting device includes a screw rod, a guide rod and a motor; the screw rod and the guide rod are longitudinally arranged in parallel on the mounting frame through a mounting seat, one end of the screw rod is connected to the output shaft of the motor, a nut matching the screw rod is provided on the screw rod, and the wetting agent container is installed on the nut; the wetting agent container is slidably connected to the guide rod through a connector.

[0011] Furthermore, the device also includes a PLC controller; the output end of the PLC controller is respectively connected to the electric slide rail, sampling pump, sample discharge pump and motor signal; the slider carries an electronic tag reader connected to the input end signal of the PLC controller, and each sampling position is provided with a first electronic tag. When the electric slide rail drives the slide seat to drive the sampling device to move to the sampling position, the electronic tag reader reads the first electronic tag, and then controls the electric slide rail to stop moving through the PLC controller, and enables the sampling device to take samples.

[0012] Furthermore, a second electronic tag is provided at the detection position. When the electric slide rail drives the slide seat to move the sampling device to the detection position, the electronic tag reader reads the second electronic tag, the electric slide rail stops moving, and then the sampling device injects the wetting agent into the drying container.

[0013] Furthermore, a downwardly concave groove is provided on the top of the heating table, a heater is provided in the groove, a heat conduction plate is provided on the top of the heater, a drying vessel is arranged above the heat conduction plate, and a temperature sensor is provided between the drying vessel and the heat conduction plate; the output end of the temperature sensor is connected to the input end signal of the PLC controller, and the input end of the heater is connected to the output end signal of the PLC controller.

[0014] Furthermore, the weighing module is integrated on the top of the base, and a display unit connected to the output terminal signal of the PLC controller is provided on the base.

[0015] The beneficial effects of the utility model are as follows: by arranging an electric slide rail on site, the sampling device is driven by the electric slide rail to take samples from the sampling port of the wire drawing circulation tank, and then the sampling device is slid to the position of the detection device, and the sample is injected into the drying vessel of the detection device, and weighing, drying and weighing operations are performed, thereby realizing the automatic detection function of the solid content of the wetting agent in the circulation tank; after the device transfers the sample to the detection device through the sampling device, there is no need to move the sample, which simplifies the operation process. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The same reference numerals are used in these drawings to represent the same or similar parts. The exemplary embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0017] Figure 1 It is a structural schematic diagram of an embodiment of the utility model.

[0018] Figure 2 The present invention is a schematic structural diagram of a sampling device according to an embodiment of the present invention.

[0019] Figure 3 The figure is a schematic structural diagram of a detection device according to an embodiment of the utility model.

[0020] Figure 4 The schematic diagram of one embodiment of the utility model.

[0021] Among them: 1. electric slide rail; 11. first electronic tag; 12. second electronic tag; 2. slide seat; 21. electronic tag reader; 3. sampling device; 31. mounting bracket; 32. screw rod; 33. motor; 34. guide rod; 35. mounting seat; 36. mounting seat; 37. wetting agent container; 38. sampling tube; 381. sampling pump; 39. sample tube; 391. sample pump; 4. wetting agent circulation tank; 41. sampling port; 5. detection device; 51. drying vessel; 52. heating table; 521. heat conduction plate; 522. temperature sensor; 523. heater; 53. weighing sensor; 54. base; 55. display unit. DETAILED DESCRIPTION

[0022] like Figure 1 The automatic detection device for the solid content of the wetting agent in the circulation tank shown includes an electric slide rail 1, a sampling device 3 and a detection device 5; a slide seat 2 which slides with the electric slide rail 1 is installed on the electric slide rail 1, and the sampling device 3 is fixedly connected to the slide seat 2; the electric slide rail 1 drives the slide seat 2 to drive the sampling device 3 to travel back and forth between the wetting agent circulation tank 4 and the detection device 5.

[0023] The sampling device 3 includes a mounting frame 31 and a sampler; the mounting frame 31 is fixedly connected to the slide 2, and the sampler is mounted on the mounting frame 31 through a lifting device. The sampler extends into the sampling port 41 of the infiltrant circulation tank 4 to take samples as the lifting device descends, and the sampler is separated from the sampling port 41 of the infiltrant circulation tank 4 as the lifting device ascends;

[0024] The detection device 5 includes a heating platform 52, a drying container 51 arranged on the top of the heating platform 52, and a weighing module (weighing sensor 53) arranged at the bottom of the heating platform 52; after the sampler completes sampling, the electric slide rail 1 drives the slide seat 2 to drive the sampling device 3 to move to the top of the detection device 5, and injects the wetting agent in the sampler into the drying container 51.

[0025] The present application arranges an electric slide rail 1 on site, drives the sampling device 3 to take samples from the sampling port 41 of the wire drawing circulation tank through the electric slide rail 1, then slides the sampling device 3 to the position of the detection device 5, injects the sample into the drying vessel 51 of the detection device 5, and performs weighing, drying and weighing operations, thereby realizing the automatic detection function of the solid content of the wetting agent in the circulation tank.

[0026] According to one embodiment of the present application, the sampler includes an infiltrant container 37, a sampling tube 38 and a sample discharge tube 39 respectively connected to the infiltrant container 37, a sampling pump 381 is provided on the sampling tube 38, and a sample discharge pump 391 is provided on the sample discharge tube 39. When the lifting device drives the sampler to descend, the sampling tube 38 is extended into the sampling port 41 of the infiltrant circulation tank 4, and then the sampling pump 381 is started for sampling; after the sampling is completed, the sampling pump 381 is turned off, and then the sampler is driven up by the lifting device, so that the sampling tube 38 is disengaged from the sampling port 41 of the infiltrant circulation tank 4, and the sampling is completed. The sampling pump 381 can be a quantitative pump, and the working time of each sampling is equal, so that each sampling is the same, which is convenient for comparing the sampling results.

[0027] According to an embodiment of the present application, the lifting device includes a screw rod 32, a guide rod 34 and a motor 33; the screw rod 32 and the guide rod 34 are longitudinally arranged in parallel on the mounting frame 31 through the mounting seat 35 / 36, one end of the screw rod 32 is connected to the output shaft of the motor 33, a nut matching the screw rod 32 is provided on the screw rod 32, and the infiltrant container 37 is installed on the nut; the infiltrant container 37 is slidably connected to the guide rod 34 through a connector. By providing the guide rod 34 parallel to the screw rod 32, it is helpful to keep the infiltrant container 37 stable.

[0028] According to an embodiment of the present application, the device further includes a PLC controller; the output end of the PLC controller is respectively connected to the electric slide 1, the sampling pump 381 and the motor 33 by signal; the slider carries an electronic tag reader 21 connected to the input end signal of the PLC controller, and each sampling position is provided with a first electronic tag 12. When the electric slide 1 drives the slide 2 to drive the sampling device 3 to move to the sampling position, the electronic tag reader 21 reads the first electronic tag 11, and then controls the electric slide 1 to stop moving through the PLC controller, and enables the sampling device 3 to take samples. The first electronic tag 11 carries a sampling instruction. After the electronic tag reader 21 reads the first electronic tag 11 to obtain the sampling instruction, the sampling instruction is sent to the PLC controller, and the motor 33 and the sampling pump 381 are controlled to work according to the set timing through the PLC controller.

[0029] According to an embodiment of the present application, a second electronic tag 12 is provided at the detection position. When the electric slide rail 1 drives the slide seat 2 to drive the sampling device 3 to move to the detection position, the electronic tag reader 21 reads the second electronic tag 12, the electric slide rail 1 stops moving, and then the sampling device 3 injects the wetting agent into the drying container 51. The second electronic tag 12 carries a detection instruction. After the electronic tag reader 21 reads the second electronic tag 12 to obtain the detection instruction, the detection instruction is sent to the PLC controller, and the PLC controller controls the sample pump 391 and the heater 523 connected to the signal thereof to work.

[0030] According to an embodiment of the present application, a downwardly concave groove is provided on the top of the heating platform 52, a heater 523 is provided in the groove, a heat conducting plate 521 is provided on the top of the heater 523, the drying vessel 51 is arranged above the heat conducting plate 521, and a temperature sensor 522 is provided between the drying vessel and the heat conducting plate 521; the output end of the temperature sensor 522 is connected to the input end signal of the PLC controller, and the input end of the heater 523 is connected to the output end signal of the PLC controller. After the sampling device 3 injects the infiltrant into the drying vessel 51, the weighing sensor starts weighing. When the weight value monitored by the weighing sensor no longer changes, the current weight value is recorded and the heater 523 is started. When the temperature value monitored by the temperature sensor 522 is greater than the threshold, the heater 523 is turned off, and after waiting for a set time, the weighing sensor is started again to weigh after the sample in the drying vessel 51 cools down, so as to obtain the solid weight of the infiltrant.

[0031] According to one embodiment of the present application, the weighing module is integrated on the top of the base, and a display unit 55 connected to the output signal of the PLC controller is provided on the base. The display unit 55 can be used to intuitively display the signals monitored by the weighing sensor 53 and the temperature sensor 522.

[0032] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. An automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber, characterized in that: It includes an electric slide rail, a sampling device and a detection device; the electric slide rail is equipped with a slide seat that slides with the electric slide rail, and the sampling device is fixedly connected to the slide seat; The sampling device comprises a mounting frame and a sampler; the mounting frame is fixedly connected to the slide seat, the sampler is mounted on the mounting frame via a lifting device, the sampler extends into the sampling port of the infiltrant circulation tank to take samples as the lifting device descends, and the sampler is separated from the sampling port of the infiltrant circulation tank as the lifting device ascends; The detection device includes a heating platform, a drying container arranged on the top of the heating platform, and a weighing module arranged at the bottom of the heating platform; after the sampler completes sampling, the electric slide rail drives the slide seat to drive the sampling device to move above the detection device to inject the wetting agent in the sampler into the drying container.

2. The automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber according to claim 1, characterized in that: The sampler comprises an infiltrant container, a sampling tube and a sample discharge tube respectively connected to the infiltrant container, a sampling pump is arranged on the sampling tube, and a sample discharge pump is arranged on the sample discharge tube.

3. The automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber according to claim 2, characterized in that: The lifting device includes a screw rod, a guide rod and a motor; the screw rod and the guide rod are longitudinally arranged in parallel on the mounting frame through a mounting seat, one end of the screw rod is connected to the output shaft of the motor, a nut matching the screw rod is provided on the screw rod, and the wetting agent container is installed on the nut; the wetting agent container is slidably connected to the guide rod through a connector.

4. The automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber according to claim 3, characterized in that: The device also includes a PLC controller; the output end of the PLC controller is respectively connected to the electric slide rail, sampling pump, sample discharge pump and motor signal; the slide seat carries an electronic tag reader connected to the input end signal of the PLC controller, each sampling position is provided with a first electronic tag, when the electric slide rail drives the slide seat to drive the sampling device to move to the sampling position, the electronic tag reader reads the first electronic tag, and then controls the electric slide rail to stop moving through the PLC controller, and enables the sampling device to take samples.

5. The automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber according to claim 4, characterized in that: A second electronic tag is provided at the detection position. When the electric slide rail drives the slide seat to move the sampling device to the detection position, the electronic tag reader reads the second electronic tag, the electric slide rail stops moving, and then the sampling device injects the wetting agent into the drying container.

6. The automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber according to claim 1, characterized in that: A downwardly concave groove is provided on the top of the heating platform, a heater is provided in the groove, a heat conduction plate is provided on the top of the heater, the drying vessel is arranged above the heat conduction plate, and a temperature sensor is provided between the drying vessel and the heat conduction plate; the output end of the temperature sensor is signal-connected to the input end of the PLC controller, and the input end of the heater is signal-connected to the output end of the PLC controller.

7. The automatic detection device for solid content of sizing agent in a sizing agent circulation tank for glass fiber according to claim 6, characterized in that: The weighing module is integrated on the top of the base, and a display unit connected to the output terminal signal of the PLC controller is provided on the base.

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