Device for measuring moisture content of slurry

Abstract

The utility model discloses a slurry moisture content measuring device, which comprises a workbench, a vacuum suction filtration mechanism, a hot pressing mechanism and a weighing mechanism, the vacuum suction filtration mechanism is used for carrying out adsorption forming treatment on slurry, the vacuum suction filtration mechanism comprises a forming die base, the forming die base is arranged on the workbench, and the hot pressing mechanism is arranged on the workbench. A slurry frame capable of containing slurry is arranged on the forming die base in a surrounding mode, and the forming die base is communicated with a vacuumizing assembly. The hot pressing mechanism is arranged on the workbench and is used for drying and shaping the fiber products adsorbed and formed by the vacuum suction filtration mechanism; and the weighing mechanism is arranged on the workbench and is used for weighing the fiber products dried and shaped by the hot pressing mechanism. According to the utility model, firstly, rated slurry is added into the slurry frame of the vacuum suction filtration mechanism, and finally, a finished product is weighed through the weighing mechanism, so that the water content can be measured and calculated.

Description

Technical Field

[0001] The utility model relates to the technical field of pulp molding production devices, in particular to a device for measuring the moisture content of pulp. Background Art

[0002] Pulp molding is a three-dimensional papermaking technology that uses waste paper as raw material, adds some moisture-proof agents or waterproof agents, and then makes various shapes of model products according to different uses. In addition to lunch boxes and tableware, it is more used as industrial cushioning packaging, including egg boxes, egg trays and flower pots, etc., with good cushioning protection performance. Its production process includes pulping, adsorption molding, drying and shaping, and the moisture content of the pulp needs to be measured during the production process to ensure the quality requirements of the finished product. The prior art with patent announcement number CN219969128U discloses an automated production equipment for composite fiber paper, which controls the three-way valve of the pulp inlet pipe through a weighing sensor installed at the bottom of the weighing tank to achieve accurate measurement of the pulp required for the production of a single composite fiber paper, but does not weigh and measure the molded fiber products after filtration and hot pressing, so it is impossible to know the moisture content and determine whether the quality of the finished product meets the standards. Summary of the invention

[0003] The utility model aims to solve at least one of the above-mentioned technical problems and provides a device for measuring the moisture content of pulp, which is convenient for realizing rapid measurement of the moisture content in pulp.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A device for measuring the moisture content of slurry comprises a workbench; a vacuum suction filtration mechanism for performing adsorption and molding treatment on the slurry, the vacuum suction filtration mechanism comprising a molding die base, the molding die base being arranged on the workbench, the molding die base being surrounded by a slurry frame capable of holding the slurry, the molding die base being connected to a vacuum pumping component; a hot pressing mechanism, the hot pressing mechanism being arranged on the workbench and being used to dry and shape the fiber product after being adsorbed and molded by the vacuum suction filtration mechanism; and a weighing mechanism, the weighing mechanism being arranged on the workbench and being used to weigh the fiber product after being dried and molded by the hot pressing mechanism.

[0006] As an improvement of the above technical solution, a vacuum cavity is provided inside the molding die base, the vacuum cavity is connected to a vacuum pumping assembly, and a vacuum pumping channel connected to the vacuum cavity is provided on the molding die base.

[0007] As an improvement of the above technical solution, a water outlet hole connected to the vacuum chamber is provided on the bottom of the molding die base, and a water outlet pipe connected to the water outlet hole is provided on the workbench.

[0008] As an improvement of the above technical solution, a forming filter is provided on the forming mold base.

[0009] As an improvement of the above technical solution, the molding die base is provided with an annular groove which can cooperate with the slurry frame at a position located on the outer periphery of the molding filter.

[0010] As an improvement of the above technical solution, the hot pressing mechanism includes a frame, a hot pressing lower mold and a hot pressing upper mold, the frame is arranged on a workbench, the hot pressing lower mold is arranged on the frame, the hot pressing upper mold is arranged on the frame and located directly above the hot pressing lower mold, the frame is provided with a lifting component for driving the hot pressing upper mold to approach or move away from the hot pressing lower mold, and the hot pressing lower mold and the hot pressing upper mold are both provided with heating components.

[0011] As an improvement of the above technical solution, the lifting assembly includes a lifting cylinder, a plurality of groups of columns are provided on the frame, a mounting plate is provided on the upper ends of the plurality of groups of columns, the hot pressing upper mold is movably sleeved on the plurality of groups of columns, the lifting cylinder is provided on the mounting plate and the action end is connected to the top of the hot pressing upper mold.

[0012] As an improvement of the above technical solution, the weighing mechanism includes an electronic scale, and the electronic scale is arranged on a workbench.

[0013] Compared with the prior art, the beneficial effects of this application are:

[0014] The utility model discloses a device for measuring the moisture content of slurry, comprising a vacuum suction filtration mechanism, a hot pressing mechanism and a weighing mechanism arranged on a workbench. Firstly, the rated slurry is added into the slurry frame of the vacuum suction filtration mechanism, and then most of the water in the slurry can be extracted by a vacuum pumping component, so that the fiber product is adsorbed and formed, and the formed fiber product is further transferred to the hot pressing mechanism for hot pressing treatment, and further dried and formed. Finally, the finished product is weighed by the weighing mechanism, and the moisture content can be measured and calculated to determine whether the quality of the finished product meets the standard. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The specific implementation of the utility model is further described in detail below with reference to the accompanying drawings, wherein:

[0016] Figure 1 It is a schematic diagram of the structure of an embodiment of the utility model;

[0017] Figure 2 This is a schematic diagram of the structure of the vacuum filtration mechanism in the embodiment of the utility model;

[0018] Figure 3 It is a cross-sectional view of the vacuum filtration mechanism in the embodiment of the utility model;

[0019] Figure 4 It is a structural schematic diagram of the hot pressing mechanism in the embodiment of the utility model. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may be a central component. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may be a central component at the same time. When a component is considered to be "set on" another component, it may be directly set on the other component or there may be a central component at the same time. When a component is referred to as being "set in the middle", it does not only mean being set in the middle, as long as it is not set at both ends within the range defined by the middle. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0022] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0023] like Figures 1 to 4 As shown, the utility model provides a device for measuring the moisture content of slurry, including a workbench 10; a vacuum suction filter mechanism 20, which is used to perform adsorption and molding treatment on the slurry, the vacuum suction filter mechanism 20 includes a molding die base 21, the molding die base 21 is arranged on the workbench 10, a slurry frame 22 capable of holding the slurry is arranged on the molding die base 21, and a vacuum pumping component is connected to the molding die base 21; a hot pressing mechanism 30, the hot pressing mechanism 30 is arranged on the workbench 10, and is used to dry and shape the fiber product after the vacuum suction filter mechanism 20 adsorbs and shapes it; a weighing mechanism 40, the weighing mechanism 40 is arranged on the workbench 10, and is used to weigh the fiber product after the hot pressing mechanism 30 is dried and shaped. The molded fiber products on the vacuum suction filter mechanism 20, the hot pressing mechanism 30 and the weighing mechanism 40 can be transferred manually, or a manipulator can be arranged on the workbench to transfer the materials, thereby reducing labor.

[0024] Furthermore, the molding die base 21 is provided with an annular groove 27 which can cooperate with the slurry frame 22 at the position of the outer periphery of the molding filter 26, that is, the slurry frame 22 can be inserted and fixed in the annular groove 27 to prevent the slurry from leaking out. During processing, the amount of slurry added to the slurry frame 22 is rated, so as to measure the water content of the finished product later.

[0025] See also Figure 2 and Figure 3 In a specific real-time method of the present application, a vacuum chamber 23 is provided inside the molding die base 21, and the vacuum chamber 23 is connected to the vacuum pumping assembly, and a vacuum pumping channel 24 connected to the vacuum chamber 23 is provided on the molding die base 21. The vacuum pumping assembly can use an existing vacuum pump. Furthermore, a water outlet 25 connected to the vacuum chamber 23 is provided on the bottom of the molding die base 21, and a water outlet pipe 11 connected to the water outlet 25 is provided on the workbench 10. A control valve can be provided on the water outlet pipe 11. That is, by opening the vacuum pumping assembly, the slurry can be filtered, and the fiber products in the slurry will be adsorbed on the molding die base 21, and the water in the slurry will be separated and can be discharged from the water outlet 25.

[0026] Since the fiber product after filtration has high water content and low molding degree, in order to further facilitate the transfer of the adsorbed fiber product, a molding filter screen 26 is provided on the molding die base 21. During filtration, the fiber product in the slurry will accumulate on the surface of the molding filter screen 26. After the filtration is completed, the molding filter screen 26 is directly transferred to the hot pressing mechanism 30 for the next hot pressing operation.

[0027] See also Figure 4 In a specific real-time mode of the present application, the hot pressing mechanism 30 includes a frame 31, a hot pressing lower die 32 and a hot pressing upper die 33, the frame 31 is arranged on the workbench 10, the hot pressing lower die 32 is arranged on the frame 31, the hot pressing upper die 33 is arranged on the frame 31 and is located directly above the hot pressing lower die 32, the frame 31 is provided with a lifting assembly for driving the hot pressing upper die 33 to approach or move away from the hot pressing lower die 32, and the hot pressing lower die 32 and the hot pressing upper die 33 are both provided with heating assemblies. Among them, the heating assembly can be a heating wire arranged around the hot pressing lower die 32 and the hot pressing upper die 33. After the filtration is completed, the fiber product should be transferred to the hot pressing lower die 32, and then the hot pressing upper die 33 is driven to move toward the hot pressing lower die 32 by the lifting assembly, and the heating assembly is turned on, so that the pressing and drying treatment of the fiber product can be completed, so that the fiber product is shaped and the water content is further reduced. Furthermore, the lifting assembly includes a lifting cylinder 34, a plurality of groups of columns 35 are provided on the frame 31, a mounting plate 36 is provided on the upper ends of the plurality of groups of columns 35, the hot pressing upper mold 33 is movably mounted on the plurality of groups of columns 35, the lifting cylinder 34 is arranged on the mounting plate 36 and the action end is connected to the top of the hot pressing upper mold 33.

[0028] In a specific real-time mode of the present application, the weighing mechanism 40 includes an electronic scale 41, and the electronic scale 41 is arranged on the workbench 10. The weight of the finished product can be obtained by the electronic scale 41, and the water content can be calculated according to the weight of the slurry and the weight of the finished product to determine the quality of the finished product.

[0029] The utility model discloses a device for measuring the moisture content of slurry, comprising a vacuum suction filtration mechanism 20, a hot pressing mechanism 30 and a weighing mechanism 40 arranged on a workbench 10. Firstly, the rated slurry is added into the slurry frame 22 of the vacuum suction filtration mechanism 20, and then most of the water in the slurry can be extracted by a vacuum pumping component, so that the fiber product is adsorbed and formed, and the formed fiber product is further transferred to the hot pressing mechanism 30 for hot pressing treatment, and further dried and formed. Finally, the finished product is weighed by the weighing mechanism 40, and the moisture content can be measured and calculated to determine whether the quality of the finished product meets the standard.

[0030] The above embodiments are only used to illustrate the technical solution of the utility model but not to limit it. Any modification or equivalent substitution that does not deviate from the spirit and scope of the utility model shall be included in the scope of the technical solution of the utility model.

Claims

1. A device for measuring the moisture content of slurry, characterized in that: include Workbench; A vacuum suction filtration mechanism is used to perform adsorption and molding treatment on the slurry. The vacuum suction filtration mechanism includes a molding die base, the molding die base is arranged on a workbench, a slurry frame capable of holding the slurry is arranged on the molding die base, and a vacuum pumping component is connected to the molding die base; A hot pressing mechanism, which is arranged on a workbench and is used to dry and shape the fiber product after being adsorbed and formed by the vacuum suction and filtration mechanism; A weighing mechanism is arranged on a workbench and is used to weigh the fiber product after being dried and shaped by the hot pressing mechanism.

2. The device for measuring the moisture content of slurry according to claim 1, characterized in that: A vacuum cavity is provided inside the molding die base, the vacuum cavity is connected to a vacuum pumping assembly, and a vacuum pumping channel connected to the vacuum cavity is provided on the molding die base.

3. A slurry moisture content measuring device according to claim 2, characterized in that: A water outlet hole connected to the vacuum chamber is provided on the bottom of the molding die base, and a water outlet pipe connected to the water outlet hole is provided on the workbench.

4. The device for measuring the moisture content of slurry according to claim 1, characterized in that: A forming filter screen is arranged on the forming die base.

5. A slurry moisture content measuring device according to claim 4, characterized in that: The molding die base is provided with an annular groove which can cooperate with the slurry frame at a position located on the outer periphery of the molding filter screen.

6. The device for measuring the moisture content of slurry according to claim 1, characterized in that: The hot pressing mechanism includes a frame, a hot pressing lower mold and a hot pressing upper mold. The frame is arranged on a workbench, the hot pressing lower mold is arranged on the frame, the hot pressing upper mold is arranged on the frame and is located directly above the hot pressing lower mold. A lifting component for driving the hot pressing upper mold to approach or move away from the hot pressing lower mold is provided on the frame, and heating components are provided inside the hot pressing lower mold and the hot pressing upper mold.

7. A slurry moisture content measuring device according to claim 6, characterized in that: The lifting assembly includes a lifting cylinder, a plurality of groups of columns are arranged on the frame, a mounting plate is arranged on the upper ends of the plurality of groups of columns, the hot pressing upper mold is movably sleeved on the plurality of groups of columns, the lifting cylinder is arranged on the mounting plate and the action end is connected to the top of the hot pressing upper mold.

8. The device for measuring the moisture content of slurry according to claim 1, characterized in that: The weighing mechanism comprises an electronic scale, and the electronic scale is arranged on a workbench.

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