WO2022001094A1 - 一种保证含纤维产品中纤维含量稳定性的方法 - Google Patents

一种保证含纤维产品中纤维含量稳定性的方法 Download PDF

Info

Publication number
WO2022001094A1
WO2022001094A1 PCT/CN2021/073895 CN2021073895W WO2022001094A1 WO 2022001094 A1 WO2022001094 A1 WO 2022001094A1 CN 2021073895 W CN2021073895 W CN 2021073895W WO 2022001094 A1 WO2022001094 A1 WO 2022001094A1
Authority
WO
WIPO (PCT)
Prior art keywords
fiber
extruder
feeding
speed
plastic
Prior art date
Application number
PCT/CN2021/073895
Other languages
English (en)
French (fr)
Inventor
罗力
苏旭波
张洪
邓俊钧
Original Assignee
宁波双马机械工业有限公司
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 宁波双马机械工业有限公司 filed Critical 宁波双马机械工业有限公司
Publication of WO2022001094A1 publication Critical patent/WO2022001094A1/zh

Links

Images

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/285—Feeding the extrusion material to the extruder
    • B29C48/288—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules
    • B29C48/2886—Feeding the extrusion material to the extruder in solid form, e.g. powder or granules of fibrous, filamentary or filling materials, e.g. thin fibrous reinforcements or fillers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/251—Design of extruder parts, e.g. by modelling based on mathematical theories or experiments
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
    • B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
    • B29C48/00—Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
    • B29C48/25—Component parts, details or accessories; Auxiliary operations
    • B29C48/92—Measuring, controlling or regulating

Definitions

  • the invention relates to the field of plastic manufacturing, in particular to a method for ensuring the stability of fiber content in fiber-containing products.
  • the set value of the corresponding extrusion speed and feeding scale can be obtained by calculating the weight of the material, which is highly specialized and prone to errors; it is found in the existing production that when the fiber feeding device is abnormal, if no one finds out, the abnormality will be produced after the abnormality. The output product will be scrapped because the fiber content ratio is not reached, reducing the yield rate. More seriously, if the feeding amount is changed but the extrusion speed is not changed in time, it will cause the extrusion side to block the material, making the machine failure, reduce the machine utilization rate.
  • the technical problem to be solved by the present invention is to provide a method for ensuring the stability of the fiber content in the fiber-containing product, which can not only improve the yield of the product, but also avoid machine failure and improve the machine utilization rate.
  • the technical scheme adopted by the present invention to solve the above-mentioned technical problems is: a method for ensuring the stability of the fiber content in the fiber-containing product, comprising the following steps:
  • the initial setting parameters include the blanking amount M, the single-turn fiber feeding length L of the screw, the fiber linear density ⁇ , the fiber content P and the number of feeding fibers A;
  • the feeding amount is monitored in real time by the feeding scale, and the number of incoming fibers is monitored by the photoelectric sensor every 10s.
  • the extrusion speed of the extruder is adjusted by adjusting the extrusion speed , to keep the ratio of plastic to fiber constant;
  • step 4 judge whether the extrusion speed of the adjusted extruder obtained in step 3 is within the rated speed, if it is within the rated speed, set the adjusted extrusion speed as the new extrusion speed of the extruder; if not Within the rated speed, it will alarm.
  • the extruder is composed of a plastic feeding extruder and a fiber feeding extruder:
  • the initial setting parameters also include the unit time capacity m of the plastic feeding extruder
  • step 2 set the initial extrusion speed of the plastic-feeding extruder and the fiber-feeding extruder: calculate the minimum extrusion speed R of the plastic- feeding extruder, The initial extruded plastic extruder speed set to a minimum speed extrusion molding or more R; initial setting of the extruder into the extrusion speed fiber-fiber R,
  • the changed blanking amount is recorded as M1, according to the formula.
  • Adjust the extrusion speed R of the plastic feeding extruder and the extruding speed R fiber 1 of the feeding extruder if the amount of feed remains unchanged and the number of incoming fibers changes, record the changed number of fibers as a, according to the formula Adjust the extrusion speed R fiber 2 of the fiber feeding extruder; if both the feeding amount and the number of feeding fibers change, the changed feeding amount is recorded as M1, and the changed fiber number is recorded as a, according to the formula Adjust the extrusion speed R of the plastic feeding extruder R plastic 1 and the extrusion speed R fiber 3 of the fiber feeding extruder;
  • step (4) it is judged whether the extrusion speed R fiber 1, R fiber 2, and R fiber 3 of the adjusted fiber feeding extruder obtained in step (3) are within the rated speed.
  • the adjusted extrusion speed of the fiber feeding extruder is set to the new extrusion speed of the fiber feeding extruder; if it is not within the rated speed, an alarm will be issued.
  • the described extruder is a plastic fiber integrated extruder:
  • the initial extrusion speed R of the plastic fiber integrated extruder is set
  • the changed blanking amount is recorded as M1, according to the formula.
  • Adjust the extrusion speed R1 of the plastic fiber integrated extruder if the feeding amount remains unchanged and the number of incoming fibers changes, record the changed number of fibers as a, according to the formula Adjust the extrusion speed R2 of the plastic fiber integrated extruder; if both the cutting amount and the number of incoming fibers change, record the changed cutting amount as M1, and the changed number of fibers as a.
  • Adjust the extrusion speed R3 of the plastic fiber integrated extruder Adjust the extrusion speed R3 of the plastic fiber integrated extruder;
  • step 4 it is judged whether the extrusion rotational speed R1, R2, R3 of the adjusted plastic fiber integrated extruder obtained in step 3 is within the rated rotational speed. If it is within the rated rotational speed, the adjusted plastic fiber The extrusion speed of the integrated extruder is set to the new extrusion speed of the plastic fiber integrated extruder; if it is not within the rated speed, it will alarm.
  • the rated rotational speed in the step 4 is 90% of the maximum rotational speed of the extruder.
  • the present invention has the advantage of monitoring the change of the feeding amount in real time through the feeding scale, and at the same time monitoring the change of the number of incoming fibers by a photoelectric sensor every 10s, when the amount of feeding or the number of incoming fibers changes. , by adjusting the extrusion speed of the extruder, to keep the ratio of plastic and fiber unchanged, and to judge whether the adjusted extrusion speed is within the rated range, if the adjusted extrusion speed is not within the rated range, it will alarm, otherwise , the adjusted extrusion speed within the rated range is used as the new extrusion speed of the extruder. This method not only ensures the stability of the fiber content in the production process, improves the yield, but also improves the machine utilization rate.
  • Fig. 1 is the schematic flow chart of the present invention
  • FIG. 3 is a schematic flowchart of Embodiment 2 of the present invention.
  • Embodiment 1 As shown in Figure 1, a method for ensuring the stability of the fiber content in the fiber-containing product, the extruder is composed of a plastic-feeding extruder and a fiber-feeding extruder, comprising the following steps:
  • the initial setting parameters include the blanking amount M, the single-turn fiber feeding length L of the screw, the fiber linear density ⁇ , the fiber content P, the number of feeding fibers A and the plastic extrusion Machine unit time production capacity m;
  • set the initial extrusion speed of the plastic-feeding extruder and the fiber-feeding extruder calculate the minimum extrusion speed R of the plastic- feeding extruder, The initial extruded plastic extruder speed set to a minimum speed extrusion molding or more R; initial setting of the extruder into the extrusion speed fiber-fiber R,
  • the feeding amount is monitored in real time by the feeding scale, and the number of incoming fibers is monitored by the photoelectric sensor every 10s. If the feeding amount changes and the number of incoming fibers remains unchanged, the changed feeding The amount is recorded as M1, according to the formula Adjust the extrusion speed R of the plastic feeding extruder and the extruding speed R fiber 1 of the feeding extruder; if the amount of feed remains unchanged and the number of incoming fibers changes, record the changed number of fibers as a, according to the formula Adjust the extrusion speed R fiber 2 of the fiber feeding extruder; if both the feeding amount and the number of feeding fibers change, the changed feeding amount is recorded as M1, and the changed fiber number is recorded as a, according to the formula Adjust the extrusion speed R of the plastic feeding extruder R plastic 1 and the extrusion speed R fiber 3 of the fiber feeding extruder;
  • step 4 judge whether the adjusted extrusion speed R fiber 1, R fiber 2, R fiber 3 obtained by step 3 is within the rated speed.
  • the extrusion speed of the extruder is set to the new extrusion speed of the fiber feeding extruder; if it is not within the rated speed, an alarm will be issued.
  • the rated rotational speed in step 4 is 90% of the maximum rotational speed of the fiber feeding extruder.
  • Embodiment 2 As shown in Figure 2, a method for ensuring the stability of fiber content in a fiber-containing product, the extruder is a plastic fiber integrated extruder, comprising the following steps:
  • the initial setting parameters include the blanking amount M, the single-turn screw feeding length L, the fiber linear density ⁇ , the fiber content P and the number of feeding fibers A;
  • the feeding amount is monitored in real time by the feeding scale, and the number of incoming fibers is monitored by the photoelectric sensor every 10s. If the feeding amount changes and the number of incoming fibers remains unchanged, the changed feeding The amount is recorded as M1, according to the formula Adjust the extrusion speed R1 of the plastic fiber integrated extruder; if the feeding amount remains unchanged and the number of incoming fibers changes, record the changed number of fibers as a, according to the formula Adjust the extrusion speed R2 of the plastic fiber integrated extruder; if both the cutting amount and the number of incoming fibers change, record the changed cutting amount as M1, and the changed number of fibers as a. According to the formula Adjust the extrusion speed R3 of the plastic fiber integrated extruder;
  • step 4 judge whether the extrusion speed R1, R2, R3 of the adjusted plastic fiber integrated extruder obtained in step 3 is within the rated speed. If it is within the rated speed, then the adjusted plastic fiber integrated extruder The extrusion speed is set to the new extrusion speed of the plastic fiber integrated extruder; if it is not within the rated speed, it will alarm.
  • the rated rotational speed in step 4 is 90% of the maximum rotational speed of the plastic fiber integrated extruder.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Algebra (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Analysis (AREA)
  • Mathematical Optimization (AREA)
  • Mathematical Physics (AREA)
  • Pure & Applied Mathematics (AREA)
  • Extrusion Moulding Of Plastics Or The Like (AREA)

Abstract

本发明公开了一种保证含纤维产品中纤维含量稳定性的方法，特点是包括以下步骤：在下料开始前，输入初始设定参数；设置挤出机的初始挤出转速；下料开始后，通过喂料称监测下料量的变化，同时通过光电传感器监测进纤根数的变化，当下料量或进纤根数发生变化时，则相应调整挤出机的挤出转速，以保证塑料和纤维的比例保持不变；判断由上一步得到的调整后的挤出转速是否在额定转速以内，若在额定转速以内，将调整后的挤出转速作为挤出机新的挤出转速；若不在额定转速以内，则报警；优点是在下料量与进纤根数发生变化时可以实时调整挤出机的挤出转速，不但保证在生产过程中纤维含量的稳定性，提高良品率，而且还提高机器稼动率。

Description

一种保证含纤维产品中纤维含量稳定性的方法 技术领域
本发明涉及一种塑料制造领域，尤其是一种保证含纤维产品中纤维含量稳定性的方法。
背景技术
随着汽车轻量化技术的发展，对在线混练的设备需求加大，但由于产品的个性化，不同产品的纤维含量不同，因此每次生产前，技术人员要根据纤维的特性和喂料的物重来计算得到相应挤出转速和喂料称的设定值，专业性较强，且容易出错；现有的生产中发现，当进纤装置发生异常时，若无人发现，异常后生产出来的产品会因为达不到纤维含量比导致报废，降低良品率，更严重的是，若更改了喂料称下料量却未及时更改挤出转速，会导致挤出侧堵料，使得机器故障，降低机器稼动率。
发明内容
本发明所要解决的技术问题是提供一种保证含纤维产品中纤维含量稳定性的方法，不仅可以提高产品的良品率，而且可以避免机器故障，提高机器稼动率。
本发明解决上述技术问题所采用的技术方案为：一种保证含纤维产品中纤维含量稳定性的方法，包括以下步骤：
①，在下料开始前，输入初始设定参数：所述的初始设定参数包括下料量M、螺杆单圈进纤长度L、纤维线密度ρ、纤维含量P和进纤根数A；
②，设置挤出机的初始挤出转速；
③，下料开始后，通过喂料称实时监测下料量同时通过光电传感器每隔10s监测进纤根数，当下料量或进纤根数发生变化时，通过调整挤出机的挤出转速，来保持塑料和纤维的比例不变；
④，判断由步骤③得到的调整后挤出机的挤出转速是否在额定转速以内，若在额定转速以内，则将调整后的挤出转速设为挤出机新的挤出转速；若不在额定转速以内，则报警。
所述的挤出机由进塑挤出机和进纤挤出机组成：
所述的步骤①中，所述的初始设定参数还包括进塑挤出机单位时间产能m；
所述的步骤②中，设置进塑挤出机和进纤挤出机的初始挤出转速：计算进塑挤出机的最小挤出转速R 塑，
Figure PCTCN2021073895-appb-000001
将进塑挤出机的初始挤出转速设置为最小挤出转速R 塑或以上；设置进纤挤出机的初始挤出转速R 纤，
Figure PCTCN2021073895-appb-000002
Figure PCTCN2021073895-appb-000003
所述的步骤③中，若下料量发生变化而进纤根数保持不变，将变化后的下料量记为M1，根据公式
Figure PCTCN2021073895-appb-000004
调整进塑挤出机的挤出转速R 塑1和进纤挤出机的挤出转速R 纤1；若下料量保持不变而进纤根数发生变化，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000005
调整进纤挤出机的挤出转速R 纤2；若下料量和进纤根数都发生变化，将变化后的下料量记为M1，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000006
Figure PCTCN2021073895-appb-000007
调整进塑挤出机的挤出转速R 塑1和进纤挤出机的挤出转速R 纤3；
所述的步骤④中，判断由步骤③得到的调整后的进纤挤出机的挤出转速R 纤1、R 纤2、R 纤3是否在额定转速以内，若在额定转速以内，则将调整后的进纤挤出机的挤出转速设为进纤挤出机新的挤出转速；若不在额定转速以内，则报警。
所述的挤出机为塑料纤维一体挤出机：
所述的步骤②中，设置塑料纤维一体挤出机的初始挤出转速R，
Figure PCTCN2021073895-appb-000008
Figure PCTCN2021073895-appb-000009
所述的步骤③中，若下料量发生变化而进纤根数保持不变，将变化后的下料量记为M1，根据公式
Figure PCTCN2021073895-appb-000010
调整塑料纤维一体挤出机的挤出转速R1；若下料量保持不变而进纤根数发生变化，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000011
调整塑料纤维一体挤出机的挤出转速R2；若下料量和进纤根数都发生变化，将变化后的下料量记为M1，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000012
调整塑料纤维一体挤出机的挤出转速R3；
所述的步骤④中，判断由步骤③得到的调整后的塑料纤维一体挤出机的挤出转速R1、R2、R3是否在额定转速以内，若在额定转速以内，则将调整后的塑料纤维一体挤出机的挤出转速设为塑料纤维一体挤出机新的挤出转速；若不在额定转速以内，则报警。
所述的步骤④中的额定转速为所述的挤出机最高转速的90％。
与现有技术相比，本发明的优点在于通过喂料称实时监测下料量的变化，同时通过光电传感器每隔10s监测进纤根数的变化，当下料量或进纤根数发生变化时，通过调整挤出机的挤出转速，来保持塑料和纤维的比例不变，并判断调整后的挤出转速是否在额定范围内，若调整后的挤出转速不在额定范围内则报警，反之，将在额定范围内的调整后的挤出转速作为挤出机新的挤出转速，通过该方法不但保证在生产过程中纤维含量的稳定性，提高良品率，而且提高机器稼动率。
附图说明
图1为本发明的流程示意图；
图2为本发明实施例一的流程示意图；
图3为本发明实施例二的流程示意图。
具体实施方式
以下结合附图实施例对本发明作进一步详细描述。
实施例一：如图1所示，一种保证含纤维产品中纤维含量稳定性的方法，挤出机由进塑挤出机和进纤挤出机组成，包括以下步骤：
①，在下料开始前，输入初始设定参数：初始设定参数包括下料量M、螺杆单圈进纤长度L、纤维线密度ρ、纤维含量P、进纤根数A和进塑挤出机单位时间产能m；
②，设置进塑挤出机和进纤挤出机的初始挤出转速：计算进塑挤出机的最小挤出转速R 塑，
Figure PCTCN2021073895-appb-000013
将进塑挤出机的初始挤出转速设置为最小挤出转速R 塑或以上；设置进纤挤出机的初始挤出转速R 纤，
Figure PCTCN2021073895-appb-000014
③，下料开始后，通过喂料称实时监测下料量同时通过光电传感器每隔10s监测进纤根数，若下料量发生变化而进纤根数保持不变，将变化后的下料量记为M1，根据公式
Figure PCTCN2021073895-appb-000015
调整进塑挤出机的挤出转速R 塑1和进纤挤出机的挤出转速R 纤1；若下料量保持不变而进纤根数发生变化，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000016
调整进纤挤出机的挤出转速R 纤2；若下料量和进纤根数都发生变化，将变化后的下料量记为M1，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000017
调整进塑挤出机的挤出转速R 塑1和进纤挤出机的挤出转速R 纤3；
④，判断由步骤③得到的调整后的进纤挤出机的挤出转速R 纤1、R 纤2、R 纤3是否在额定转速以内，若在额定转速以内，则将调整后的进纤挤出机的挤出转速设为进纤挤出机新的挤出转速；若不在额定转速以内，则报警。
步骤④中的额定转速为进纤挤出机最高转速的90％。
实施例二：如图2所示，一种保证含纤维产品中纤维含量稳定性的方法，挤出机为塑料纤维一体挤出机，包括以下步骤：
①，在下料开始前，输入初始设定参数：初始设定参数包括下料量M、螺杆单圈进纤长度L、纤维线密度ρ、纤维含量P和进纤根数A；
②，设置塑料纤维一体挤出机的初始挤出转速R，
Figure PCTCN2021073895-appb-000018
③，下料开始后，通过喂料称实时监测下料量同时通过光电传感器每隔10s监测进纤根数，若下料量发生变化而进纤根数保持不变，将变化后的下料量记为M1，根据公式
Figure PCTCN2021073895-appb-000019
调整塑料纤维一体挤出机的挤出转速R1；若下料量保持不变而进纤根数发生变化，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000020
调整塑料纤维一体挤出机的挤出转速R2；若下料量和进纤根数都发生变化，将变化后的下料量记为M1，将变化的纤维根数记为a，根据公式
Figure PCTCN2021073895-appb-000021
调整塑料纤维一体挤出机的挤出转速R3；
④，判断由步骤③得到的调整后的塑料纤维一体挤出机的挤出转速R1、R2、R3是否在额定转速以内，若在额定转速以内，则将调整后的塑料纤维一体挤出机的挤出转速设为塑料纤维一体挤出机新的挤出转速；若不在额定转速以内，则报警。
步骤④中的额定转速为塑料纤维一体挤出机最高转速的90％。

Claims (4)

  1. 一种保证含纤维产品中纤维含量稳定性的方法，其特征在于包括以下步骤：
    ①，在下料开始前，输入初始设定参数：所述的初始设定参数包括下料量M、螺杆单圈进纤长度L、纤维线密度ρ、纤维含量P和进纤根数A；
    ②，设置挤出机的初始挤出转速；
    ③，下料开始后，通过喂料称实时监测下料量同时通过光电传感器每隔10s监测进纤根数，当下料量或进纤根数发生变化时，通过调整挤出机的挤出转速，来保持塑料和纤维的比例不变；
    ④，判断由步骤③得到的调整后挤出机的挤出转速是否在额定转速以内，若在额定转速以内，则将调整后的挤出转速设为挤出机新的挤出转速；若不在额定转速以内，则报警。
  2. 根据权利要求1所述的一种保证含纤维产品中纤维含量稳定性的方法，其特征在于所述的挤出机由进塑挤出机和进纤挤出机组成：
    所述的步骤①中，所述的初始设定参数还包括进塑挤出机单位时间产能m；
    所述的步骤②中，设置进塑挤出机和进纤挤出机的初始挤出转速：计算进塑挤出机的最小挤出转速R 塑，
    Figure PCTCN2021073895-appb-100001
    将进塑挤出机的初始挤出转速设置为最小挤出转速R 塑或以上；设置进纤挤出机的初始挤出转速R 纤，
    Figure PCTCN2021073895-appb-100002
    所述的步骤③中，若下料量发生变化而进纤根数保持不变，将变化后的下料量记为M1，根据公式
    Figure PCTCN2021073895-appb-100003
    调整进塑挤出机的挤出转速R 塑1和进纤挤出机的挤出转速R 纤1；若下料量保持不变而进纤根数发 生变化，将变化的纤维根数记为a，根据公式
    Figure PCTCN2021073895-appb-100004
    调整进纤挤出机的挤出转速R 纤2；若下料量和进纤根数都发生变化，将变化后的下料量记为M1，将变化的纤维根数记为a，根据公式
    Figure PCTCN2021073895-appb-100005
    Figure PCTCN2021073895-appb-100006
    调整进塑挤出机的挤出转速R 塑1和进纤挤出机的挤出转速R 纤3；
    所述的步骤④中，判断由步骤③得到的调整后的进纤挤出机的挤出转速R 纤1、R 纤2、R 纤3是否在额定转速以内，若在额定转速以内，则将调整后的进纤挤出机的挤出转速设为进纤挤出机新的挤出转速；若不在额定转速以内，则报警。
  3. 根据权利要求1所述的一种保证含纤维产品中纤维含量稳定性的方法，其特征在于所述的挤出机为塑料纤维一体挤出机：
    所述的步骤②中，设置塑料纤维一体挤出机的初始挤出转速R，
    Figure PCTCN2021073895-appb-100007
    所述的步骤③中，若下料量发生变化而进纤根数保持不变，将变化后的下料量记为M1，根据公式
    Figure PCTCN2021073895-appb-100008
    调整塑料纤维一体挤出机的挤出转速R1；若下料量保持不变而进纤根数发生变化，将变化的纤维根数记为a，根据公式
    Figure PCTCN2021073895-appb-100009
    调整塑料纤维一体挤出机的挤出转速R2；若下料量和进纤根数都发生变化，将变化后的下料量记为M1，将变化的纤维根数记为a，根据公式
    Figure PCTCN2021073895-appb-100010
    调整塑料纤维一体挤出机的挤出转速R3；
    所述的步骤④中，判断由步骤③得到的调整后的塑料纤维一体挤出机的挤出转速R1、R2、R3是否在额定转速以内，若在额定转速以内，则将调整后的塑料纤维一体挤出机的挤出转速设为塑料纤维一体挤出机新的挤出转速；若不在额定转速以内，则报警。
  4. 根据权利要求1所述的一种保证含纤维产品中纤维含量稳定性的方法，其特征在于所述的步骤④中的额定转速为所述的挤出机最高转速的90％。
PCT/CN2021/073895 2020-07-01 2021-01-27 一种保证含纤维产品中纤维含量稳定性的方法 WO2022001094A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202010617837.6 2020-07-01
CN202010617837.6A CN111976116A (zh) 2020-07-01 2020-07-01 一种保证含纤维产品中纤维含量稳定性的方法

Publications (1)

Publication Number Publication Date
WO2022001094A1 true WO2022001094A1 (zh) 2022-01-06

Family

ID=73438453

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2021/073895 WO2022001094A1 (zh) 2020-07-01 2021-01-27 一种保证含纤维产品中纤维含量稳定性的方法

Country Status (2)

Country Link
CN (1) CN111976116A (zh)
WO (1) WO2022001094A1 (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111976116A (zh) * 2020-07-01 2020-11-24 宁波双马机械工业有限公司 一种保证含纤维产品中纤维含量稳定性的方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001025517A1 (de) * 1999-10-06 2001-04-12 Lurgi Zimmer Ag Verfahren und vorrichtung zur regelung der zusammensetzung der cellulosehaltigen extrusionslösung bei dem lyocellprozess
CN204844779U (zh) * 2015-01-27 2015-12-09 广州保亮得塑料科技有限公司 一种色母粒原料自动控制添加装置
CN205395075U (zh) * 2016-03-01 2016-07-27 河北科伦塑料科技股份有限公司 挤出机色母粒控制装置
CN108481601A (zh) * 2018-02-12 2018-09-04 宁波华腾首研新材料有限公司 工程塑料加工装置及玻纤含量控制方法
CN111976116A (zh) * 2020-07-01 2020-11-24 宁波双马机械工业有限公司 一种保证含纤维产品中纤维含量稳定性的方法

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102017126946A1 (de) * 2017-11-16 2019-05-16 Kraussmaffei Technologies Gmbh Verfahren zur Herstellung von Kunststoff-Formteilen
CN207851594U (zh) * 2018-03-15 2018-09-11 苏州金韦尔机械有限公司 用于pet合金生产线的同步喂料系统

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2001025517A1 (de) * 1999-10-06 2001-04-12 Lurgi Zimmer Ag Verfahren und vorrichtung zur regelung der zusammensetzung der cellulosehaltigen extrusionslösung bei dem lyocellprozess
CN204844779U (zh) * 2015-01-27 2015-12-09 广州保亮得塑料科技有限公司 一种色母粒原料自动控制添加装置
CN205395075U (zh) * 2016-03-01 2016-07-27 河北科伦塑料科技股份有限公司 挤出机色母粒控制装置
CN108481601A (zh) * 2018-02-12 2018-09-04 宁波华腾首研新材料有限公司 工程塑料加工装置及玻纤含量控制方法
CN111976116A (zh) * 2020-07-01 2020-11-24 宁波双马机械工业有限公司 一种保证含纤维产品中纤维含量稳定性的方法

Also Published As

Publication number Publication date
CN111976116A (zh) 2020-11-24

Similar Documents

Publication Publication Date Title
DK2217426T3 (en) A process for the extrusion of plastic material, and the extruder
CN104568663A (zh) 一种在线测量聚合物熔体流变参数的装置及方法
US20060138690A1 (en) Method for producing profiles made of thermoplastic material
WO2022001094A1 (zh) 一种保证含纤维产品中纤维含量稳定性的方法
CN104827646A (zh) 挤出复合膜的纵向厚薄均匀度调节装置及方法
WO2012136141A1 (zh) 连续精确计量的连续纤维定长切断方法和装置
CN111688160B (zh) 一种压出挤出机螺杆转速预置的控制方法
TWI655073B (zh) 流延型押出機膜厚厚度均衡控制方法與其裝置
CN101898412B (zh) 失重式测量控制系统的挤出控制装置
JPS63503217A (ja) プラスチック物品の生産用装置を制御するための手順
CN204019945U (zh) 一种塑料板材的挤出装置
CN104859121A (zh) 全幅宽复合材料的平整度控制装置及方法
CN204439494U (zh) 一种在线测量聚合物熔体流变参数的装置
CN111645346A (zh) 一种橡胶绝热层连续成型出片方法
EP0380499B1 (en) A method for controlling some parameters in connection with manufacturing of plastic articles
JPS59103735A (ja) 熱可塑性樹脂押出成形品の製造方法
CN1762682A (zh) 自动控制出膜厚度的方法及实施该方法的吹膜机
CN115108379A (zh) 流延膜复合过程自动调节张力调节系统
CN204687301U (zh) 全幅宽复合材料的平整度控制装置
CN208133564U (zh) 一种tpu流延膜压出生产线
TWM559800U (zh) 流延型押出機膜厚厚度均衡控制裝置
CN116277838B (zh) 一种钢丝挤出覆胶的控制方法
CN111002564A (zh) 一种吹塑成形工艺参数在线调控方法
JPH1086217A (ja) インフレーション成形工程におけるフイルム厚さ制御装置
CN215434954U (zh) 一种能控制挤出压力的挤出机

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 21832373

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 21832373

Country of ref document: EP

Kind code of ref document: A1