Folding sealing structure for net front box
By adopting folding seal structure and telescopic components in the front box of the net, the problem that the existing front box design cannot be adjusted is solved, the equipment is flexible to move and angle adjustment, the equipment volume and transportation cost are reduced, and the product performance is improved. Adaptability.
Patent Information
- Application Number
- CN202421082724.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-17
- Publication Date
- 2025-02-11
- Estimated Expiration
- 2034-05-17
AI Technical Summary
The design of the existing front box and molded net are both fixed structures, and the relative position of the front box cannot be adjusted, the process operation parameters are difficult to change, and the product performance cannot be adapted to special requirements.
A folding seal structure for front mesh box is adopted, including a front mesh box body, a flexible folding seal sleeve, an adjustment box and a telescopic assembly. The flexible folding seal and telescopic assembly allow the adjustment box to fold into the front box body of the mesh when not in use, and the angle of the adjustment box is adjusted by the adjustment assembly.
It realizes flexible movement and adjustment of the front box of the net, reduces the volume of the equipment, facilitates transportation, reduces the cost of transportation, and improves the practicality of the slurry box to meet the requirements of different product performance.
Smart Images
Figure CN222455671U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of a net head box, and particularly relates to a folding sealing structure for a net head box. Background Art
[0002] Papermaking machine is a general term for a complete set of equipment that makes pulp form paper webs, including main machines such as headbox, wire section, press section, drying section, calender, paper reel and transmission section, and auxiliary systems such as steam, water, vacuum, lubrication and heat recovery. The headbox is one of the important equipment in the papermaking machine. Its structure and performance play a decisive role in the formation of paper sheets and the quality of paper. The headbox can generate turbulence due to its internal structure, which can effectively disperse fibers to prevent fiber precipitation and re-flocculation, and improve the strength and cloth of paper sheets. Therefore, the effect and flow rate of turbulence affect the quality of paper made by the papermaking machine. Conversely, different turbulent flow rates are suitable for producing different types of paper.
[0003] Currently, the designs of the head box and the forming net both adopt a fixed structure. This design cannot adjust the relative position of the head box, it is difficult to change the process operating parameters, and it cannot adapt to product performance with special requirements. Utility Model Content
[0004] The utility model aims to provide a folding sealing structure for a net head box, which can move the regulating box so that the regulating box can be folded into the main body of the net head box to meet different product performance requirements.
[0005] The technical solutions adopted in this utility are as follows:
[0006] A folding sealing structure for a net-head box comprises a net-head box body, one side of the net-head box body is through-connected with a flexible folding sealing sleeve, the other side of the flexible folding sealing sleeve is through-connected with an adjusting box, the outer wall of the net-head box body is provided with a telescopic component that can fold the adjusting box, the telescopic component comprises mounting blocks fixed on both sides of the net-head box body, a guide groove is provided on one side of the mounting block, a plug-in rod is plugged into the inside of the guide groove, and fixed shafts that are rotatably connected to the plug-in rod are fixed on both sides of the adjusting box, a moving groove is through-opened on the side wall of one of the mounting blocks, a screw rod is rotatably installed in the inside of the moving groove, a moving block fixed to the plug-in rod is threadedly screwed on the outer wall of the screw rod, a first motor is provided on the outer wall of the net-head box body, and the output shaft of the first motor is connected to the screw rod, and an adjusting component that can adjust the adjusting box is provided on the outer wall of one of the plug-in rods.
[0007] Furthermore, the inner diameter of the main body of the head box is greater than the outer diameter of the adjustment box.
[0008] Furthermore, the flexible foldable sealing sleeve is made of rubber material, and the cross section of the flexible foldable sealing sleeve is an isosceles trapezoid.
[0009] Furthermore, the adjustment assembly includes a worm gear fixed through the outer wall of the plug-in rod at one end of the fixed shaft, a mounting plate fixed at the bottom of the plug-in rod and located on one side of the worm gear, a second motor fixed to the outer wall of the mounting plate, and a worm meshing with the worm gear fixed to the output shaft of the second motor.
[0010] Furthermore, one end of one of the fixed shafts passes through the outer wall of the plug-in rod and is fixed with a pointer, and the outer wall of the plug-in rod is provided with a positioning line corresponding to the pointer.
[0011] Furthermore, a pulp pipe is fixed through the top of the main body of the net head box.
[0012] The technical effects achieved by this utility model are:
[0013] The utility model discloses a folding sealing structure for a front-net box, wherein a flexible folding sealing sleeve is provided, so that the front-net box body and the regulating box are sealed and connected. When the folding sealing sleeve is used, the regulating box can be moved when not in use, so that the regulating box can be folded into the front-net box body, thereby effectively reducing the volume of the equipment, facilitating the transportation of the equipment, and also reducing the transportation cost of the equipment. The adjusting assembly is provided, so that the angle of the adjusting box is adjusted, and the practicability of the headbox is improved, so as to control the arrangement state of the formed fibers, and improve the longitudinal and transverse strength of the finished paper, so as to adapt to different product performance requirements. BRIEF DESCRIPTION OF THE DRAWINGS
[0014] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model in a front view;
[0015] Figure 2 It is a side-view stereoscopic structural schematic diagram of the utility model;
[0016] Figure 3 It is a schematic diagram of the partial cutaway structure of the utility model;
[0017] Figure 4 This is a practical Figure 1 Schematic diagram of the enlarged structure of area A in the middle.
[0018] In the accompanying drawings, the components represented by the reference numerals are listed as follows:
[0019] 1. Net front box body; 2. Flexible folding sealing sleeve; 3. Adjustment box; 4. Mounting block; 5. Plug-in rod; 6. Fixed shaft; 7. Moving groove; 8. Screw rod; 9. Moving block; 10. First motor; 11. Second motor; 12. Worm; 13. Worm wheel; 14. Pointer; 15. Positioning line. DETAILED DESCRIPTION
[0020] In order to make the purpose and advantages of the present invention more clearly understood, the present invention is specifically described below in conjunction with the embodiments. It should be understood that the following text is only used to describe one or several specific implementations of the present invention, and does not strictly limit the scope of protection specifically requested by the present invention.
[0021] like Figure 1-4 As shown, a folding sealing structure for a net-head box comprises a net-head box body 1, one side of the net-head box body 1 is connected through a flexible folding sealing sleeve 2, the other side of the flexible folding sealing sleeve 2 is connected through an adjusting box 3, the outer wall of the net-head box body 1 is provided with a telescopic component capable of folding the adjusting box 3, the telescopic component comprises mounting blocks 4 fixed on both sides of the net-head box body 1, a guide groove is provided on one side of the mounting block 4, a plug-in rod 5 is plugged into the inside of the guide groove, a fixed shaft 6 connected to the plug-in rod 5 through rotation is fixed on both sides of the adjusting box 3, a moving groove 7 is provided through the side wall of one of the mounting blocks 4, a screw rod 8 is rotatably installed in the inside of the moving groove 7, and a moving block 9 fixed to the plug-in rod 5 is screwed on the outer wall of the screw rod 8. , a first motor 10 is arranged on the outer wall of the main body 1 of the net head box, and the output shaft of the first motor 10 is connected to the screw rod 8, and an adjustment component that can adjust the adjustment box 3 is arranged on the outer wall of one of the plug rods 5, which has a simple structure. When not in use, it is convenient to fold the adjustment box 3, which can effectively reduce the volume of the equipment and facilitate transportation; the inner diameter of the main body 1 of the net head box is larger than the outer diameter of the adjustment box 3, and when not in use, it is convenient for the adjustment box 3 to be retracted into the main body 1 of the net head box for folding, which is relatively perfect; the flexible folding sealing sleeve 2 is made of rubber material, and the cross-section of the flexible folding sealing sleeve 2 is an isosceles trapezoid, which improves the strength and flexibility of the flexible folding sealing sleeve 2, and is convenient for the adjustment box 3 to be smoothly adjusted in angle and folded into the main body 1 of the net head box;
[0022] like Figure 1-3 As shown, the adjustment component includes a worm gear 13 fixed to the outer wall of the plug-in rod 5 at one end of the fixed shaft 6, a mounting plate fixed to the bottom of the plug-in rod 5 and located on one side of the worm gear 13, a second motor 11 is fixed to the outer wall of the mounting plate, a worm 12 meshing with the worm gear 13 is fixed to the output shaft of the second motor 11, the structure is simple, and the operation is convenient. The worm 12 is driven to rotate by the second motor 11, and the worm 12 drives the worm wheel 13 to rotate. The worm wheel 13 drives the angle of the adjustment box 3 to be adjusted through the fixed shaft 6, so that the adjustment box 3 is more flexible and convenient;
[0023] like Figure 2 As shown, one end of one of the fixed shafts 6 passes through the outer wall of the plug rod 5 and is fixed with a pointer 14, and the outer wall of the plug rod 5 is provided with a positioning line 15 corresponding to the pointer 14. Before the adjustment box 3 is retracted, the adjustment box 3 can be accurately adjusted to a horizontal state, so that the adjustment box 3 can be accurately folded into the main body 1 of the head box, which is relatively perfect;
[0024] like Figure 1-2As shown, a pulp pipe is fixed through the top of the head box body 1, which is convenient for improvement and for adding pulp into the head box body 1 through the pulp pipe.
[0025] The working principle of the utility model is as follows: when not in use, the second motor 11 can be started first, the second motor 11 drives the worm 12 to rotate, the worm 12 drives the worm wheel 13 to rotate, the worm wheel 13 drives the adjustment box 3 to rotate through the fixed shaft 6, so that the pointer 14 is aligned with the positioning line 15, and then the first motor 10 is started, the first motor 10 drives the screw rod 8 to rotate, the screw rod 8 drives the moving block 9 to move, the moving block 9 drives the plug-in rod 5 to move, the plug-in rod 5 drives the adjustment box 3 to move, and the flexible folding sealing sleeve is used to retract the adjustment box 3 into the front box body 1 for folding to reduce the volume of the equipment.
[0026] The above is only a preferred embodiment of the present invention. It should be noted that, for ordinary technicians in the field, several improvements and modifications can be made without departing from the principle of the present invention, and these improvements and modifications should also be regarded as the protection scope of the present invention. The structures, devices and operating methods not specifically described and explained in the present invention shall be implemented according to the conventional means in the field unless otherwise specified and limited.
Claims
1. A folding sealing structure for a head box, characterized in that: The invention comprises a net-head box body (1), one side of the net-head box body (1) is connected to a flexible folding sealing sleeve (2), the other side of the flexible folding sealing sleeve (2) is connected to an adjusting box (3), the outer wall of the net-head box body (1) is provided with a telescopic component capable of folding the adjusting box (3), the telescopic component comprises a mounting block (4) fixed on both sides of the net-head box body (1), a guide groove is provided on one side of the mounting block (4), a plug-in rod (5) is plugged into the inside of the guide groove, and both sides of the adjusting box (3) are fixed with a plug-in rod (5) connected to the plug-in rod (5). The connecting rod (5) passes through a rotatably connected fixed shaft (6), a moving groove (7) is formed through the side wall of one of the mounting blocks (4), a screw rod (8) is rotatably mounted inside the moving groove (7), a moving block (9) fixed to the connecting rod (5) is threadedly connected to the outer wall of the screw rod (8), a first motor (10) is arranged on the outer wall of the front box body (1), and the output shaft of the first motor (10) is connected to the screw rod (8), and an adjustment component capable of adjusting the adjustment box (3) is arranged on the outer wall of one of the mounting blocks (5).
2. A folding sealing structure for a head box according to claim 1, characterized in that: The inner diameter of the head box body (1) is greater than the outer diameter of the adjustment box (3).
3. A folding sealing structure for a head box according to claim 1, characterized in that: The flexible foldable sealing sleeve (2) is made of rubber material, and the cross-section of the flexible foldable sealing sleeve (2) is an isosceles trapezoid.
4. The folding sealing structure for the head box according to claim 1, characterized in that: The adjustment assembly comprises a worm wheel (13) fixed to the outer wall of the plug-in rod (5) at one end of a fixed shaft (6), a mounting plate fixed to the bottom of the plug-in rod (5) and located on one side of the worm wheel (13), a second motor (11) fixed to the outer wall of the mounting plate, and a worm (12) meshing with the worm wheel (13) fixed to the output shaft of the second motor (11).
5. The folding sealing structure for the head box according to claim 1, characterized in that: One end of one of the fixed shafts (6) passes through the outer wall of the plug-in rod (5) and is fixed with a pointer (14), and the outer wall of the plug-in rod (5) is provided with a positioning line (15) corresponding to the pointer (14).
6. The folding sealing structure for the head box according to claim 1, characterized in that: A pulp pipe is fixedly passed through the top of the head box body (1).