Special testing device for papermaking research

Abstract

The utility model discloses a special test device for papermaking research, which comprises a cabinet body, a gum dipping tank is arranged at the top of the cabinet body, a positioning frame is arranged in the gum dipping tank, a filter plate is arranged in an inner cavity of the positioning frame, and glass fiber paper is arranged on the upper surface of the filter plate. A production field is simulated to the maximum extent, technical research on papermaking (wood pulp paper, glass fiber paper and mixed pulp paper) industry in a laboratory is facilitated, and the research efficiency, stability and parallelism are improved; the paper surface is not damaged or extruded, the current situation of papermaking is truly restored, the device is convenient to manufacture, low in cost, easy to maintain and high in automation degree, waste liquid can be effectively collected, environmental pollution is avoided, the proportion and feeding of materials can be rapidly controlled, the gluing amount, gluing thickness and uniformity can be adjusted in multiple modes, operation is easy, and production efficiency is improved. And the safety and the reliability are high.

Description

TECHNICAL FIELD

[0001] The utility model relates to papermaking research technical field, concretely is a kind of test device special for papermaking research. BACKGROUND

[0002] For the technical research of papermaking industry, especially for the research of wood pulp paper, glass fiber paper and mixed pulp paper, a special test device is used in the laboratory, which is mainly used in laboratory environment, can simulate the production process of papermaking industry, to study the influence of different raw materials, process conditions on paper performance, researchers can deeply understand the physical and chemical changes in the papermaking process, optimize papermaking process, improve paper quality.

[0003] Papermaking is to use glass fiber as main raw material, process into raw paper by wet forming process, then through water-based resin impregnation and suction process, and finally through high-temperature drying and setting, the suction process will affect the sizing amount of paper, so suction device will be used, but the existing suction device has the defects of poor control of sizing amount and uneven sizing, therefore we need to put forward a kind of test device special for papermaking research. SUMMARY

[0004] The utility model discloses a kind of test device special for papermaking research, to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of test device special for papermaking research, including cabinet, the top of the cabinet is provided with impregnation tank, the inside of the impregnation tank is provided with positioning frame, the inner chamber of the positioning frame is provided with filter plate, the upper surface of the filter plate is provided with glass fiber paper, the two side inner walls of the cabinet are respectively provided with power component for conveying glass fiber paper, the top of the cabinet is fixedly installed with the frame, the frame is provided with sizing assembly, the inner chamber of the cabinet is provided with recovery component for collecting waste glue.

[0007] Preferably, the power component includes ball screw, the two ends of the ball screw are rotatably installed on the two side inner walls of the impregnation tank, one end of the ball screw is connected with driving motor and penetrates the cabinet, the outer wall of the ball screw is threadedly connected with two groups of moving blocks, one side of the two groups of moving blocks is fixedly connected with the positioning frame.

[0008] Preferably, the driving motor is fixedly installed on one side wall of the cabinet, and one end of the output shaft of the driving motor is fixedly connected with one end of the ball screw.

[0009] Preferably, the glue sprinkling assembly includes a dosing trough, which is fixedly installed on the top of the mold frame. The bottom of the dosing trough is fixedly connected to a liquid outlet pipe, the bottom end of the liquid outlet pipe passes through the mold frame and is fixedly connected to a glue sprinkling pipe, and a metering valve is provided on the liquid outlet pipe.

[0010] Preferably, the recovery component includes a suction pipe, and the two groups of the suction pipes are fixedly embedded in the interior of the dipping tank. The bottoms of the two groups of the suction pipes are fixedly connected to a three-way pipe, one end of the three-way pipe is fixedly connected to a vacuum pump, and the outer wall of the three-way pipe is fixedly connected to a recovery pipe, a one-way valve is provided on the recovery pipe, and a recovery tank is provided below the recovery pipe.

[0011] Preferably, the bottom of the vacuum pump is fixedly connected to a support frame, and the bottom of the support frame is fixedly connected to the inner bottom of the cabinet.

[0012] Preferably, two groups of limiting grooves are respectively provided on the side walls of both sides of the filter plate, and two groups of protrusions adapted to the limiting grooves are respectively provided on the inner walls of both sides of the positioning frame, and the four groups of protrusions are respectively inserted into the inside of the four groups of limiting grooves.

[0013] Preferably, two groups of lifting handles are further included, both groups of lifting handles are fixedly connected to the top of the filter plate, and the two groups of lifting handles are symmetrically arranged.

[0014] Compared with the prior art, the beneficial effects of the present invention are:

[0015] 1. The utility model is very conducive to laboratory development and research use. It simulates the production site to the greatest extent, which is beneficial to the laboratory's technical research on the papermaking (wood pulp paper, glass fiber paper, mixed pulp paper) industry, and improves the efficiency, stability, and parallelism of the research; and does not damage or squeeze the paper surface, and truly restores the current status of papermaking. The device is easy to manufacture, low cost, simple maintenance, and has a high degree of automation.

[0016] 2. This device can effectively collect waste liquid and avoid environmental pollution. It can quickly control the material ratio and feeding. It can adjust the glue amount, glue thickness and uniformity in multiple ways. It is easy to operate, easy to use, safe and reliable. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a structural diagram of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the shaft side of the utility model;

[0019] Figure 3 This is a structural diagram of the dipping tank, positioning frame and power assembly of the utility model;

[0020] Figure 4 This is a structural diagram of the positioning frame and filter plate of the utility model;

[0021] Figure 5 This is a structural diagram of the glue-spraying component of the utility model;

[0022] Figure 6 This is a schematic structural diagram of the recycling component of the utility model.

[0023] In the figure: 1. Cabinet; 2. Glue dipping tank; 3. Positioning frame; 4. Filter plate; 5. Fiberglass paper; 6. Power assembly; 601. Ball screw; 602. Drive motor; 603. Moving block; 7. Moulding frame; 8. Glue spraying assembly; 801. Batching tank; 802. Liquid outlet pipe; 803. Glue spraying hose; 804. Metering valve; 9. Recovery assembly; 901. Suction pipe; 902. Tee pipe; 903. Vacuum pump; 904. Recovery pipe; 905. One-way valve; 906. Recovery tank; 10. Support frame; 11. Limiting groove; 12. Bump; 13. Lifting handle. DETAILED DESCRIPTION

[0024] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0025] See also Figure 1-6 , the utility model provides a technical solution:

[0026] A special test device for papermaking research includes a cabinet 1, a dipping tank 2 is provided on the top of the cabinet 1, a positioning frame 3 is provided inside the dipping tank 2, a filter plate 4 is provided in the inner cavity of the positioning frame 3, and glass fiber paper 5 is provided on the upper surface of the filter plate 4. Power components 6 for conveying the glass fiber paper 5 are respectively provided on the inner walls of both sides of the cabinet 1, a molding frame 7 is fixedly installed on the top of the cabinet 1, and a glue sprinkling component 8 is provided on the molding frame 7. A recovery component 9 for collecting waste glue is provided in the inner cavity of the cabinet 1. The utility model is very conducive to laboratory development and research use, and imitates the production site to the greatest extent, which is conducive to laboratory technical research on the papermaking (wood pulp paper, glass fiber paper, mixed pulp paper) industry, and improves the efficiency, stability and parallelism of the research; and does not damage or squeeze the surface of the paper, and truly restores the current status of papermaking. The device is easy to manufacture, low in cost, simple to maintain, and has a high degree of automation.

[0027] In addition, this device can effectively collect waste liquid to avoid environmental pollution, quickly control the material ratio and feeding, and can adjust the glue amount, glue thickness and uniformity in multiple ways. It is easy to operate, simple to use, and highly safe and reliable.

[0028] In this embodiment, the power assembly 6 includes a ball screw 601, the two ends of the ball screw 601 are rotatably mounted on the inner walls of the two sides of the dipping tank 2, one end of the ball screw 601 passes through the cabinet 1 and is connected to the drive motor 602, and two groups of moving blocks 603 are threadedly connected to the outer wall of the ball screw 601. One side of the two groups of moving blocks 603 is fixedly connected to the positioning frame 3. The output shaft of the drive motor 602 can drive the ball screw 601 to rotate in the forward or reverse direction, thereby driving the moving block 603 to reciprocate along the axial direction of the ball screw 601, and further driving the glass fiber paper to move horizontally;

[0029] Furthermore, the drive motor 602 is fixedly mounted on one side wall of the cabinet 1, one end of the output shaft of the drive motor 602 is fixedly connected to one end of the ball screw 601, and the drive motor 602 is configured as a forward and reverse stepping motor;

[0030] In this embodiment, the glue spraying assembly 8 includes a dosing trough 801, which is fixedly installed on the top of the mold frame 7. The bottom of the dosing trough 801 is fixedly connected to a liquid outlet pipe 802. The bottom end of the liquid outlet pipe 802 passes through the mold frame 7 and is fixedly connected to a glue spraying pipe 803. A metering valve 804 is provided on the liquid outlet pipe 802. By setting the dosing trough 801, the liquid outlet pipe 802, the glue spraying pipe 803 and the metering valve 804 in coordination, the glue spraying can be made more uniform.

[0031] It is worth noting that the recovery component 9 includes a suction pipe 901. Two sets of suction pipes 901 are fixedly embedded in the interior of the dipping tank 2. The bottoms of the two sets of suction pipes 901 are fixedly connected to a tee pipe 902. One end of the tee pipe 902 is fixedly connected to a vacuum pump 903. The outer wall of the tee pipe 902 is fixedly connected to a recovery pipe 904. A one-way valve 905 is provided on the recovery pipe 904. A recovery tank 906 is provided below the recovery pipe 904.

[0032] The bottom of the vacuum pump 903 is fixedly connected to the support frame 10, and the bottom of the support frame 10 is fixedly connected to the inner bottom of the cabinet 1. By setting up the suction pipe 901, the three-way pipe 902, the vacuum pump 903, the recovery pipe 904 and the one-way valve 905, when the glass fiber paper 5 passes through the suction pipe 901, the sucked out waste glue will enter the interior of the recovery tank 906;

[0033] Furthermore, two groups of limiting grooves 11 are respectively provided on the side walls of both sides of the filter plate 4, and two groups of protrusions 12 adapted to the limiting grooves 11 are respectively provided on the inner walls of both sides of the positioning frame 3. The four groups of protrusions 12 are respectively inserted into the interiors of the four groups of limiting grooves 11. By setting the limiting grooves 11 and the protrusions 12 in coordination with each other, the filter plate 4 is limited.

[0034] In addition, two sets of lifting handles 13 are included. Both sets of lifting handles 13 are fixedly connected to the top of the filter plate 4, and the two sets of lifting handles 13 are symmetrically arranged. By arranging the lifting handles 13, it is convenient for staff to take out the filter plate 4.

[0035] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A special test device for papermaking research, comprising a cabinet (1), characterized in that: The top of the cabinet (1) is provided with a glue dipping tank (2), the interior of the glue dipping tank (2) is provided with a positioning frame (3), the inner cavity of the positioning frame (3) is provided with a filter plate (4), the upper surface of the filter plate (4) is provided with glass fiber paper (5), and power components (6) for conveying the glass fiber paper (5) are respectively provided on the inner walls of both sides of the cabinet (1), a shaped frame (7) is fixedly installed on the top of the cabinet (1), and a glue dipping component (8) is provided on the shaped frame (7), and a recovery component (9) for collecting waste glue is provided in the inner cavity of the cabinet (1).

2. A papermaking research special test device according to claim 1, characterized in that: The power assembly (6) includes a ball screw (601), the two ends of which are rotatably mounted on the inner walls of the dipping tank (2) on both sides, one end of which passes through the cabinet (1) and is connected to a drive motor (602), and two groups of moving blocks (603) are threadedly connected on the outer wall of the ball screw (601), and one side of each of the two groups of moving blocks (603) is fixedly connected to the positioning frame (3).

3. A papermaking research special test device according to claim 2, characterized in that: The driving motor (602) is fixedly mounted on a side wall of the cabinet (1), and one end of the output shaft of the driving motor (602) is fixedly connected to one end of the ball screw (601).

4. The papermaking research-specific test device according to claim 1, characterized in that: The glue spraying component (8) includes a dosing trough (801), which is fixedly installed on the top of the mold frame (7), and the bottom of the dosing trough (801) is fixedly connected to a liquid outlet pipe (802), and the bottom end of the liquid outlet pipe (802) passes through the mold frame (7) and is fixedly connected to a glue spraying pipe (803), and a metering valve (804) is provided on the liquid outlet pipe (802).

5. The papermaking research-specific test device according to claim 1, characterized in that: The recovery component (9) includes a suction pipe (901), two groups of the suction pipes (901) are fixedly embedded in the interior of the dipping tank (2), the bottoms of the two groups of the suction pipes (901) are fixedly connected to a three-way pipe (902), one end of the three-way pipe (902) is fixedly connected to a vacuum pump (903), the outer wall of the three-way pipe (902) is fixedly connected to a recovery pipe (904), a one-way valve (905) is provided on the recovery pipe (904), and a recovery tank (906) is provided below the recovery pipe (904).

6. A papermaking research-specific test device according to claim 5, characterized in that: The bottom of the vacuum pump (903) is fixedly connected to a support frame (10), and the bottom of the support frame (10) is fixedly connected to the inner bottom of the cabinet (1).

7. The papermaking research-specific test device according to claim 1, characterized in that: Two groups of limiting grooves (11) are respectively provided on the side walls of both sides of the filter plate (4), and two groups of protrusions (12) adapted to the limiting grooves (11) are respectively provided on the inner walls of both sides of the positioning frame (3), and the four groups of protrusions (12) are respectively inserted into the inside of the four groups of limiting grooves (11).

8. The papermaking research-specific test device according to claim 1, characterized in that: It also includes two groups of lifting handles (13), both groups of lifting handles (13) are fixedly connected to the top of the filter plate (4), and the two groups of lifting handles (13) are symmetrically arranged.

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