A sizing machine for papermaking

Abstract

The utility model relates to a papermaking glue machine in the technical field of papermaking equipment, comprising a frame, a fixed glue roller is arranged on the frame; the fixed glue roller is matched with a movable glue roller, the movable glue roller is arranged on a mounting frame, the mounting frame is hinged with a bracket, the bracket is fixed on the frame, the mounting frame is matched with a retractable push rod 1, the telescopic end of the push rod 1 is hinged with the mounting frame, the fixed end of the push rod 1 is hinged with the frame, and a guide roller that can move up and down is also arranged on the frame. The utility model has a reasonable structure, can perform double-sided glue brushing operation on paper tape, the spacing between the fixed glue roller and the movable glue roller is adjustable, and it is convenient to adapt to paper tapes of different thicknesses; the paper tape passes through the guide roller, and the guide roller can adjust the tension of the paper tape, thereby improving the gluing effect, and the gluing effect is good and the efficiency is high.

Description

Technical Field

[0001] The utility model belongs to the technical field of papermaking equipment, and in particular relates to a sizing machine for papermaking. Background Art

[0002] The sizing machine for papermaking is used to apply glue to the surface of paper to improve the physical indicators of paper, such as improving the water resistance, surface strength and fineness of the paper surface. The patent document with patent number CN104328715A discloses a sizing machine for papermaking, including a machine platform, and a front sizing mechanism and a back sizing mechanism respectively arranged on the machine platform; the front sizing mechanism includes a front transmission motor, a front reducer, a front transmission shaft and a front sizing roller connected in sequence; the back sizing mechanism includes a back transmission motor, a back reducer, a back transmission shaft and a back sizing roller connected in sequence; the front sizing roller and the back sizing roller are arranged in parallel with each other up and down. The patent can apply glue to both sides of the paper at the same time to improve production efficiency, but the distance between the front sizing roller and the back sizing roller is not easy to adjust, and the tension of the glued paper cannot be adjusted, which is not conducive to improving the sizing effect. Therefore, a sizing machine for papermaking is needed to solve the above technical problems. Utility Model Content

[0003] In view of the above-mentioned defects in the prior art, the utility model provides a papermaking glue applicator, comprising a frame, wherein a fixed glue applicator roller is arranged on the frame; the fixed glue applicator roller is matched with a movable glue applicator roller, the fixed glue applicator roller is parallel to the movable glue applicator roller, the movable glue applicator roller is arranged on a mounting frame, the mounting frame is hingedly connected with a bracket, the bracket is fixed on the frame, the mounting frame is matched with a retractable push rod 1, the retractable end of the push rod 1 is hingedly connected to the mounting frame, the fixed end of the push rod 1 is hingedly connected to the frame, the push rod 1 is an electric push rod or a hydraulic rod; the push rod 1 is extended or contracted, which can drive the movable glue applicator roller on the mounting frame to approach or move away from the fixed glue applicator roller, so as to achieve the purpose of adjusting the distance between the movable glue applicator roller and the fixed glue applicator roller, the fixed glue applicator roller and the movable glue applicator roller are both connected with a stepper motor (the connection here is the prior art, the connection method and structure are all conventional technical means in this field, which will not be repeated here), and the stepper motor controls the corresponding fixed glue applicator roller and the movable glue applicator roller to rotate;

[0004] The frame is also provided with a guide roller which can move up and down. The paper tape with glue passes through the guide roller and enters between the fixed glue roller and the movable glue roller for double-sided glue application. The guide roller moves up and down to adjust the stretching degree of the paper tape, which is beneficial to the glue application operation.

[0005] Preferably, two uprights are fixed on the frame, and the two uprights are respectively arranged at the two ends of the guide roller. The side walls of the two uprights are provided with vertical guide grooves, and the two guide grooves are provided with screws. The lower ends of the two screws are fixedly connected with sprockets, and the two sprockets are connected by a chain, and one of the screws is connected with a forward and reverse motor; the screw is threaded with a slider, and one end of the slider extends out of the guide groove, and the two ends of the guide roller are connected with a rotating shaft, and the two rotating shafts are respectively connected to the sliders outside the corresponding guide grooves, and the two rotating shafts are rotatably connected to the corresponding sliders through bearings. The forward and reverse motor drives the two screws to move forward and backward synchronously, and the two sliders drive the guide roller to reciprocate along the screw.

[0006] Preferably, both ends of the material guide roller are respectively connected with vertical telescopic rods, the lower ends of the vertical telescopic rods are fixed on the frame, and the vertical telescopic rods are electric push rods or hydraulic rods.

[0007] Preferably, the fixed glue roller and the movable glue roller are both equipped with a glue-applying assembly, the glue-applying assembly includes a glue storage box, the glue storage box is provided with an opening, the opening is provided with a glue-applying roller, the two ends of the glue-applying roller are respectively rotatably connected to the inner wall of the glue storage box through bearings, one end of the glue-applying roller passes through the glue storage box and is connected to a rotating motor, the rotating motor is fixed to the outer wall of the glue storage box (not shown in the attached drawings), one side of the glue-applying roller extends out of the opening, a glue spraying tube is provided below the glue-applying roller located in the glue storage box, the glue spraying tube is parallel to the glue-applying roller, a plurality of glue spraying heads facing the glue-applying roller are evenly arranged on the glue spraying tube, the glue spraying tube is connected to a glue guide tube, the lower end of the glue guide tube is located at the bottom of the glue storage box and is connected to a glue pump. The fixed glue-applying roller and the movable glue-applying roller are both equipped with a glue-applying assembly, and the glue-applying assembly can spray glue on the corresponding fixed glue-applying roller or movable glue-applying roller according to whether the paper tape needs single-sided gluing or double-sided gluing.

[0008] Preferably, a rubber filter barrel is provided in the rubber storage box, the rubber filter barrel is covered with filter holes, a scraper plate is provided at the opening of the rubber filter barrel, the scraper plate contacts the rubber coating roller, and the two ends of the scraper plate are connected to the inner wall of the rubber filter barrel through connecting rods. The arrangement can scrape the rubber coating roller, scrape off the sticky and agglomerated rubber or impurities and drop them into the rubber filter barrel, and the filtered rubber can be reused, thereby improving resource utilization.

[0009] Preferably, the connecting rod is hingedly connected to the inner wall of the rubber filter barrel, and a tension spring is connected to the connecting rod, and the upper end of the tension spring is connected to the inner wall of the top of the rubber filter barrel. This arrangement improves the reliability of the contact between the scraper plate and the rubber coating roller, and does not cause hard damage to the rubber coating roller.

[0010] Preferably, the glue storage box is provided with a box cover, which is hingedly connected to the box body of the glue storage box. When the box cover is opened, it is convenient to maintain and clean the glue coating roller and the glue filter barrel.

[0011] Preferably, the glue storage box matched with the movable glue roller is arranged on the mounting frame, one side of the glue storage box is hingedly connected to the mounting frame, and a retractable push rod 2 is hingedly connected to the side of the bottom of the glue storage box away from the mounting frame, and the other end of the push rod 2 is hingedly connected to the mounting frame. The push rod 2 is an electric push rod or a hydraulic rod. The arrangement here can reasonably adjust the distance between the glue coating roller and the movable glue coating roller, so as to facilitate the glue coating operation.

[0012] Preferably, the glue storage box matched with the fixed glue roller is arranged on the frame, one side of the glue storage box is hingedly connected to the frame, and a retractable push rod 3 is hingedly connected to the bottom of the glue storage box away from the frame, and the other end of the push rod 3 is hingedly connected to the frame, and the push rod 3 is an electric push rod or a hydraulic rod. The arrangement here can reasonably adjust the distance between the glue roller and the fixed glue roller, which is convenient for glue application operation.

[0013] The utility model also includes other components that enable a papermaking glue applicator to be used normally, such as a control component of a forward and reverse motor, a control component of a stepping motor, a control component of an electric push rod, a control component of a hydraulic rod, a control component of a glue pump, a control component of a rotating motor, etc., which are all conventional technical means in the field. In addition, the devices or components not limited in the utility model, such as a forward and reverse motor, an electric push rod, a hydraulic rod, a glue spray head, a glue pump, a tension spring, etc., all adopt conventional technical means and conventional equipment in the field.

[0014] The beneficial effects of the utility model are as follows: the structure is reasonable, the double-sided gluing operation can be performed on the paper tape, the spacing between the fixed gluing roller and the movable gluing roller is adjustable, and it is convenient to adapt to paper tapes of different thicknesses; the paper tape passes through the guide roller, and the guide roller can adjust the tension of the paper tape to improve the gluing effect, and the gluing effect is good and the efficiency is high. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 This is a structural schematic diagram of a papermaking sizing machine in an embodiment of the utility model;

[0017] Figure 2 for Figure 1 A top view of the middle guide roller;

[0018] Figure 3 for Figure 1 Schematic diagram of the structure of the movable glue roller and the glue application component.

[0019] In the figure: 1. mounting frame; 2. frame; 3. push rod 1; 4. movable glue roller; 5. fixed glue roller; 6. glue storage box; 7. push rod 2; 8. guide groove; 9. push rod 3; 10. bracket; 11. paper tape; 12. column; 13. slider; 14. guide roller; 15. screw; 16. forward and reverse motor; 17. chain; 18. box cover; 19. glue roller; 20. tension spring; 21. scraper plate; 22. connecting rod; 23. glue filter barrel; 24. glue spray head; 25. glue guide tube; 26. glue pump. DETAILED DESCRIPTION

[0020] The present invention is described in detail below in conjunction with the drawings and specific embodiments in the embodiments of the present invention. The description here is only used to explain the present invention, but not to limit the present invention. Based on the embodiments of the present invention, all other embodiments obtained by those skilled in the art without creative work, any modifications, equivalent replacements, improvements, etc., should be included in the protection scope of the present invention.

[0021] Example

[0022] like Figure 1-3 As shown, the utility model provides a papermaking glue machine, including a frame 2, on which a fixed glue roller 5 is provided; the fixed glue roller 5 is matched with a movable glue roller 4, and the movable glue roller 4 is arranged on a mounting frame 1, and the mounting frame 1 is hingedly connected with a bracket 10, and the bracket 10 is fixed on the frame 2, and the mounting frame 1 is matched with a retractable push rod 3, the telescopic end of the push rod 3 is hingedly connected to the mounting frame 1, and the fixed end of the push rod 3 is hingedly connected to the frame 2, and the push rod 3 is an electric push rod or a hydraulic push rod. The push rod 3 is extended or contracted, which can drive the movable glue roller 4 on the mounting frame 1 to approach or move away from the fixed glue roller 5, so as to adjust the distance between the movable glue roller 4 and the fixed glue roller 5. The fixed glue roller 5 and the movable glue roller 4 are both connected with a stepper motor (the connection here is the prior art, and the connection method and structure are all conventional technical means in this field, which will not be repeated here). The stepper motor controls the corresponding fixed glue roller 5 and the movable glue roller 4 to rotate, and the fixed glue roller 5 and the movable glue roller 4 rotate in opposite directions;

[0023] The frame 2 is also provided with a guide roller 14 which can move up and down. The paper tape 11 with glue passes through the guide roller 14 and enters between the fixed glue roller 5 and the movable glue roller 4 for double-sided gluing operation. The guide roller 14 moves up and down to adjust the tension of the paper tape 11, which is beneficial to the gluing operation.

[0024] Two columns 12 are fixed on the frame 2. The two columns 12 are respectively arranged at the two ends of the guide roller 14. The side walls of the two columns 12 are provided with vertical guide grooves 8. The two guide grooves 8 are provided with screws 15. The lower ends of the two screws 15 are fixedly connected with sprockets. The two sprockets are connected by a chain 17. One of the screws 15 is connected to a forward and reverse motor 16. The screw 15 is threaded with a slider 13. One end of the slider 13 extends out of the guide groove 8. The two ends of the guide roller 14 are connected with a rotating shaft. The two rotating shafts are respectively connected to the sliders 13 outside the corresponding guide groove 8. The two rotating shafts are respectively connected to the corresponding sliders 13 through bearings. The forward and reverse motor 16 drives the two screws 15 to move forward and backward synchronously, and the two sliders 13 drive the guide roller 14 to reciprocate along the screw 15.

[0025] Both ends of the guide roller 14 are connected with vertical telescopic rods respectively, the lower ends of the vertical telescopic rods are fixed on the frame 2, and the vertical telescopic rods are electric push rods or hydraulic rods.

[0026] The fixed glue roller 5 and the movable glue roller 4 are both equipped with a glue application component, which includes a glue storage box 6. The glue storage box 6 is provided with an opening, and a glue coating roller 19 is provided at the opening. Both ends of the glue coating roller 19 are rotatably connected to the inner wall of the glue storage box 6 through bearings respectively. One end of the glue coating roller 19 passes through the glue storage box 6 and is connected to a rotating motor. The rotating motor is fixed on the outer wall of the glue storage box 6 (not shown in the accompanying drawings). One side of the glue coating roller 19 extends out of the opening. A glue spraying pipe is provided below the glue coating roller 19 in the glue storage box 6. The glue spraying pipe is parallel to the glue coating roller 19. A plurality of glue spraying heads 24 facing the glue coating roller 19 are evenly arranged on the glue spraying pipe. The glue spraying pipe is connected to a glue guide pipe 25. The lower end of the glue guide pipe 25 is located at the bottom of the glue storage box 6 and is connected to a glue pump 26. The fixed glue roller 5 and the movable glue roller 4 are both equipped with a glue application component, and the glue application component can spray glue on the corresponding fixed glue roller 5 or movable glue roller 4 according to the requirements of single-sided glue application or double-sided glue application of the paper tape 11.

[0027] The rubber storage box 6 is provided with a rubber filter barrel 23, which is covered with filter holes, and a scraper plate 21 is provided at the opening of the rubber filter barrel 23, which is in contact with the rubber coating roller 19, and the two ends of the scraper plate 21 are respectively connected to the inner wall of the rubber filter barrel 23 through a connecting rod 22. The arrangement can scrape the rubber coating roller 19, scrape off the sticky and agglomerated rubber or impurities and drop them into the rubber filter barrel 23, and the filtered rubber can be reused again, thereby improving resource utilization.

[0028] The connecting rod 22 is hingedly connected to the inner wall of the rubber filter barrel 23, and the connecting rod 22 is connected to a tension spring 20, and the upper end of the tension spring 20 is connected to the inner wall of the top of the rubber filter barrel 23. This arrangement improves the reliability of the contact between the scraper plate 21 and the rubber coating roller 19, and will not cause hard damage to the rubber coating roller 19.

[0029] The glue storage box 6 is provided with a box cover 18, which is hingedly connected to the box body of the glue storage box 6. The box cover 18 is opened to facilitate maintenance and cleaning of the glue coating roller 19 and the glue filter barrel 23.

[0030] The glue storage box 6 matched with the movable glue roller 4 is arranged on the mounting frame 1, one side of the glue storage box 6 is hingedly connected to the mounting frame 1, and a retractable push rod 2 7 is hingedly connected to the bottom of the glue storage box 6 away from the mounting frame 1, and the other end of the push rod 2 7 is hingedly connected to the mounting frame 1. The push rod 2 7 is an electric push rod or a hydraulic rod. The distance between the glue roller 19 and the movable glue roller 4 can be reasonably adjusted here, which is convenient for glue coating operation.

[0031] The glue storage box 6 matched with the fixed glue roller 5 is arranged on the frame 2, one side of the glue storage box 6 is hinged to the frame 2, and a retractable push rod 3 9 is hinged to the bottom of the glue storage box 6 away from the frame 2, and the other end of the push rod 3 9 is hinged to the frame 2, and the push rod 3 9 is an electric push rod or a hydraulic rod. The distance between the glue roller 19 and the fixed glue roller 5 can be reasonably adjusted here, which is convenient for glue application operation.

[0032] Working principle: according to the thickness of the paper tape to be glued, the push rod 3 extends or contracts, driving the movable glue roller 4 on the mounting frame 1 to approach or move away from the fixed glue roller 5, thereby adjusting the spacing between the movable glue roller 4 and the fixed glue roller 5 to match the thickness of the paper tape. After passing through the guide roller, the paper tape enters between the fixed glue roller 5 and the movable glue roller 4 for double-sided gluing operation. The guide roller 14 moves up and down to adjust the tension of the paper tape 11 to facilitate the gluing operation; the fixed glue roller 5 and the movable glue roller 4 are respectively equipped with a gluing component, and according to the requirement of single-sided or double-sided gluing of the paper tape 11, the gluing component sprays glue on the corresponding fixed glue roller 5 or movable glue roller 4. The specific glue pump sucks the glue in the glue storage box into the glue spraying pipe, and then sprays it from the glue spraying head to the glue roller. The glue roller rotates to transfer the glue to the fixed glue roller 5 or the movable glue roller in contact with it, and the fixed glue roller 5 and the movable glue roller perform gluing operation on the passing paper tape.

[0033] The embodiments of the present invention have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. Any modifications, equivalent substitutions, and improvements made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. A papermaking glue machine, comprising a frame, on which a fixed glue roller is provided; characterized in that: The fixed glue roller is matched with a movable glue roller, and the movable glue roller is arranged on a mounting frame, the mounting frame is hinged with a bracket, the bracket is fixed on the frame, and the mounting frame is matched with a retractable push rod 1, the retractable end of the push rod 1 is hinged with the mounting frame, and the fixed end of the push rod 1 is hinged with the frame; The frame is also provided with a material guide roller which can move up and down.

2. A papermaking sizing machine according to claim 1, characterized in that: Two columns are fixed on the frame, and the two columns are respectively arranged at the two ends of the guide roller. Vertical guide grooves are provided on the side walls of the two columns, and screws are provided in the two guide grooves. The lower ends of the two screws are fixedly connected with sprockets, and the two sprockets are connected by a chain, and one of the screws is connected to a forward and reverse motor; a slider is threaded on the screw, and one end of the slider extends out of the guide groove. The two ends of the guide roller are connected with rotating shafts, and the two rotating shafts are rotatably connected to the corresponding sliders outside the guide grooves through bearings.

3. A papermaking sizing machine according to claim 1, characterized in that: Both ends of the material guide roller are respectively connected with vertical telescopic rods, and the lower ends of the vertical telescopic rods are fixed on the frame.

4. A papermaking sizing machine according to claim 1, characterized in that: The fixed glue roller and the movable glue roller are both equipped with a glue application component, which includes a glue storage box with an opening, a glue coating roller at the opening, two ends of the glue coating roller are rotatably connected to the inner wall of the glue storage box through bearings respectively, one end of the glue coating roller passes through the glue storage box and is connected to a rotating motor, one side of the glue coating roller extends out of the opening, a glue spraying hose is provided below the glue coating roller in the glue storage box, the glue spraying hose is parallel to the glue coating roller, a plurality of glue spraying heads facing the glue coating roller are evenly arranged on the glue spraying hose, the glue spraying hose is connected to a glue guide hose, the lower end of the glue guide hose is located at the bottom of the glue storage box and is connected to a glue pump.

5. A papermaking sizing machine according to claim 4, characterized in that: A rubber filter barrel is arranged in the rubber storage box, the rubber filter barrel is covered with filter holes, a scraper plate is arranged at the opening of the rubber filter barrel, the scraper plate contacts the rubber coating roller, and the two ends of the scraper plate are respectively connected to the inner wall of the rubber filter barrel through connecting rods.

6. A papermaking sizing machine according to claim 5, characterized in that: The connecting rod is hingedly connected to the inner wall of the rubber filter barrel, the connecting rod is connected to a tension spring, and the upper end of the tension spring is connected to the inner wall of the top of the rubber filter barrel.

7. A papermaking sizing machine according to claim 4, characterized in that: The glue storage box is provided with a box cover, and the box cover is hingedly connected to the box body of the glue storage box.

8. A papermaking sizing machine according to claim 4, characterized in that: The glue storage box matched with the movable glue application roller is arranged on the mounting frame, one side of the glue storage box is hinged to the mounting frame, and a retractable push rod 2 is hinged to the side of the bottom of the glue storage box away from the mounting frame, and the other end of the push rod 2 is hinged to the mounting frame.

9. A papermaking sizing machine according to claim 4, characterized in that: The glue storage box matched with the fixed glue roller is arranged on the frame, one side of the glue storage box is hinged to the frame, and a retractable push rod three is hinged to the side of the bottom of the glue storage box away from the frame, and the other end of the push rod three is hinged to the frame.

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