Paper roll changing device of paper machine
Through the cooperation of electromagnets, electric push rods and airbag support structures, the automatic replacement of the paper machine's paper roller is realized, which solves the safety hazards of manual cutting and paper feeding and improves the safety and convenience of operation.
Patent Information
- Application Number
- CN202422679324.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-04
- Publication Date
- 2025-09-26
- Estimated Expiration
- 2034-11-04
AI Technical Summary
In existing papermaking machines, manual cutting and paper feeding are required when replacing the paper roll, which is troublesome to operate and poses a safety hazard.
Electromagnets and electric push rods are used in conjunction with guide rollers to achieve automatic limiting and position adjustment of the paper roll. Automatic paper cutting and roller replacement operations are achieved through the rotation of the adhesive layer and the roller body. Automatic replacement of the paper roll is achieved using the airbag support structure.
The automatic replacement of the paper roll is realized, which improves the safety and convenience of operation and avoids the risks of manual operation.
Smart Images
Figure CN223385566U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of papermaking processing, and in particular relates to a paper roll changing device for a papermaking machine. Background Art
[0002] In the process of papermaking, after the pulp is compressed, filtered, dried and other processes to form paper, it needs to be rolled up by the paper roller on the paper reel to form a roll structure, which is convenient for subsequent processing and storage and transportation. However, as the paper reel continues to roll up the paper, when it is rolled up, it needs to be disassembled and replaced with a new paper reel. Due to the continuity of the paper, the paper needs to be cut and guided to the outside of the new paper reel to continue the winding operation. In the existing technology, the operations of cutting and guiding the paper are mostly performed manually. This method is cumbersome to operate and has great safety hazards when used in practice. Therefore, in order to solve the above problems, it is necessary to develop a paper reel changing device that is easy to operate, safe and efficient. Utility Model Content
[0003] The purpose of the utility model is to overcome the deficiencies of the prior art and to provide a paper roll changing device for a papermaking machine which is easy to operate, safe and efficient.
[0004] The lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of the lifting of The placement slot is located above the placement block and is fixedly connected to a support plate. A slider is provided on the left side of the support plate and is slidably connected to the slide slot through the slider. A groove is provided at the center of the upper surface, and an electromagnet b is fixedly embedded in the groove; the guide roller is arranged longitudinally as a whole and is rotatably installed between the blocks in the two mounting frames; the first paper winding roller assembly and the second paper winding roller assembly have the same structure, both consisting of a roller body and iron brackets rotatably arranged on both sides of the roller body, wherein the first paper winding roller assembly is longitudinally placed above the support plate in the two mounting frames, and the magnetic attraction force of the electromagnet b on the upper surface of the support plate to the iron bracket is used to realize the limiting connection between it and the mounting frame, and the second paper winding roller assembly is longitudinally arranged at the upper right end of the two mounting frames, and the magnetic attraction force of the electromagnet a on the iron bracket is used to realize the limiting connection between it and the mounting frame.
[0005] Furthermore, the surfaces of the roller bodies of the first paper winding roller assembly and the second paper winding roller assembly are both provided with an adhesive layer.
[0006] Furthermore, a reinforcement block is fixedly provided on the upper end of the iron bracket in the first paper winding roller assembly and the second paper winding roller assembly, and a reinforcement hole that cooperates with the fixed rod structure is transversely provided in the middle of the reinforcement block.
[0007] Furthermore, an inclined reinforcement rod is provided at the connection between the lower end of the left side of the support rod and the paper machine frame.
[0008] Furthermore, the left end of the fixing rod protrudes outward and is located outside the supporting rod, and is fixedly connected to a stopper.
[0009] The beneficial effects of the utility model are as follows: the utility model provides electromagnets a and b, and utilizes the magnetic attraction of electromagnets a and b on the iron bracket after being energized to realize the limiting connection between the second paper winding roller assembly and the first paper winding roller assembly and the mounting frame respectively; the utility model provides through slots, clamping blocks, electric push rods and guide rollers, utilizes the elasticity of the electric push rods, and cooperates with the vertical sliding connection between the clamping blocks and the through slots to realize vertical position adjustment of the clamping blocks and the guide rollers, thereby driving the paper above it to move through the movement of the guide rollers, realizing the bonding limiting of the paper and the roller body in the second paper winding roller assembly, and subsequently utilizing the roller body in the first paper winding roller assembly and the second paper winding roller assembly The pulling force on the paper during the same-direction rotation of the middle roller body can break the paper, thereby completing the paper roller changing operation. The utility model adopts this structure, and does not require workers to manually cut and guide the paper, which increases the safety and convenience of operation; by setting a placement block, a placement slot, an adjustment airbag and a support plate, and utilizing the characteristics of the adjustment airbag to inflate and expand and exhaust and contract, the support plate can be driven to move in the vertical direction, so that by utilizing the movement of the support plate, after the first paper roller assembly is disassembled, the second paper roller assembly can be supported and driven to move to the original position of the first paper roller assembly to realize the roller changing operation; in general, the utility model has the advantages of easy operation, safety and high efficiency. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] Figure 1 It is a front view of the present utility model.
[0011] Figure 2 It is a sectional view of the front view of the connection between the support rod, the adjustment airbag, the placement block and the support plate in the utility model.
[0012] Figure 3 It is a sectional view of the front view of the connection between the support rod, the fixing rod and the reinforcement block in the utility model.
[0013] In the figure: 1. Mounting frame; 11. Support rod; 111. Through slot; 112. Clamping block; 113. Electric push rod; 12. Adjusting airbag; 13. Fixing rod; 14. Electromagnet a; 15. Placement block; 151. Placement slot; 16. Support plate; 161. Groove; 162. Electromagnet b; 2. Guide roller; 3. First paper roller assembly; 4. Second paper roller assembly; 5. Roller body; 6. Iron bracket; 7. Reinforcement block; 71. Reinforcement hole; 8. Reinforcement rod. DETAILED DESCRIPTION
[0014] The present invention will be further described below with reference to the accompanying drawings.
[0015] Example: Figure 1 、 Figure 2 、 Figure 3The paper reel changing device of the paper making machine is shown as follows, comprising a mounting frame 1, a guide roller 2, a first paper reeling roller assembly 3 and a second paper reeling roller assembly 4, wherein the mounting frame 1 has two, which are fixedly arranged at both ends of the paper making machine frame respectively, and include a support rod 11 and an adjusting airbag 12, the support rod 11 is vertically arranged as a whole, a fixing rod 13 is slidably passed through the upper end thereof, a through slot 111 is vertically arranged in the middle position, an electromagnet a14 is fixedly arranged on the upper part of the right side, a slide groove is vertically arranged in the middle of the right side, and a placement block 15 is fixedly connected to the lower part of the right side, a placement slot 151 is provided at the center of the upper surface of the placement block 15, a clamping block 112 is vertically slidably provided inside the through slot 111, an electric push rod 113 is vertically fixedly arranged between the lower end of the clamping block 112 and the bottom surface of the through slot 111, the adjusting airbag 12 is located in the placement slot 151, the lower end of the clamping block 112 is fixedly connected to the bottom surface of the placement slot 151, and the upper end protrudes from the placement slot 151 is located above the placement block 15 and is fixedly connected to a support plate 16. A slider is provided on the left side of the support plate 16 and is slidably connected to the slide groove through the slider. A groove 161 is provided at the center of the upper surface, and an electromagnet b162 is fixedly embedded in the groove 161; the guide roller 2 is arranged longitudinally as a whole and is rotatably installed between the blocks 112 in the two mounting frames 1; the first paper winding roller assembly 3 and the second paper winding roller assembly 4 have the same structure, both consisting of a roller body 5 and an iron bracket 6 rotatably arranged on both sides of the roller body 5, wherein the first paper winding roller assembly 3 is longitudinally placed above the support plate 16 in the two mounting frames 1, and the magnetic attraction force of the electromagnet b162 on the upper surface of the support plate 16 on the iron bracket 6 is used to realize the limited connection between it and the mounting frame 1, and the second paper winding roller assembly 4 is longitudinally arranged at the upper right end of the two mounting frames 1, and the magnetic attraction force of the electromagnet a14 on the iron bracket 6 is used to realize the limited connection between it and the mounting frame 1.
[0016] The surfaces of the roller bodies 5 in the first paper winding roller assembly 3 and the second paper winding roller assembly 4 are both provided with an adhesive layer, and the adhesive layer can be used to achieve the bonding and limiting of the roller body 5 and the paper; the upper ends of the iron brackets 6 in the first paper winding roller assembly 3 and the second paper winding roller assembly 4 are fixed with reinforcement blocks 7, and the middle part of the reinforcement blocks 7 is laterally provided with reinforcement holes 71 that cooperate with the structure of the fixed rod 13. The sliding connection between the reinforcement holes 71 and the fixed rod 13 can increase the convenience of installation and operation of the second paper winding roller assembly 4; the lower end of the left side of the support rod 11 is provided with an inclined reinforcement rod 8 at the connection between the lower end of the left side of the support rod 11 and the paper machine frame, and the reinforcement rod 8 can increase the stability of the overall structure of the support rod 11; the left end of the fixed rod 13 protrudes outward and is located outside the support rod 11, and is fixedly connected with a stop block.
[0017] During the use of the present invention, when the first paper winding roller assembly 3 is completed and it is necessary to replace it with the second paper winding roller assembly 4 and continue to wind the paper, first, the second paper winding roller assembly 4 is hoisted to the upper right of the mounting frame 1 by the hoisting equipment, and then the second paper winding roller assembly 4 is positioned by the sliding sleeve of the fixing rod 13 and the reinforcement hole 71. Then, the electromagnet a14 is powered on. At this time, the magnetic attraction force of the iron bracket 6 in the second paper winding roller assembly 4 is used to realize the limit connection between the second paper winding roller assembly 4 and the mounting frame 1. Then, the electric push is controlled to The rod 113 is unfolded, and the unfolding of the electric push rod 113 can drive the block 112 and the guide roller 2 longitudinally rotated between the two blocks 112 to move in the vertical direction, so that the paper above it is driven to move through the movement of the guide roller 2, so as to achieve contact between the paper and the surface of the roller body 5 in the second paper winding roller assembly 4. At this point, the bonding and limiting of the roller body 5 and the paper can be achieved through the adhesive layer on the surface of the roller body 5. Subsequently, the pulling force on the paper during the co-directional rotation of the roller body 5 in the first paper winding roller assembly 3 and the roller body 5 in the second paper winding roller assembly 4 can be used to break the paper, thereby completing the paper roller replacement operation; Finally, while controlling the electric push rod 113 to retract, the drive motor in the first paper roll assembly 3 is turned off, and the power circuit of the electromagnet b162 is cut off. After that, the first paper roll assembly 3 is removed by the roller-changing trolley. After completing the above operations, the regulating airbag 12 is inflated by the air pump to make the regulating airbag 12 inflated and expanded. As the regulating airbag 12 is expanded, the support plate 16 can be driven to move in the vertical direction, so that the support plate 16 is in close contact with the iron bracket 6 in the second paper roll assembly 4. At this point, the power circuit of the electromagnet a14 is cut off, the power circuit of the electromagnet b162 is turned on, and the fixed part is pulled out by sliding horizontally. The fixed rod 13 can realize the limiting connection between the iron bracket 6 and the support plate 16 in the second paper winding roller assembly 4. Finally, when the air pump is turned off, the exhaust hole of the regulating airbag 12 is opened to exhaust and shrink the regulating airbag 12. As the regulating airbag 12 is exhausted and shrinks, the support plate 16 and the second paper winding roller assembly 4 can be moved downward. After the second paper winding roller assembly 4 moves to the original position of the first paper winding roller assembly 3, the roller changing operation is completed. The utility model adopts this structure, and workers do not need to manually cut and feed the paper, which increases the safety and convenience of operation. In general, the utility model has the advantages of easy operation, safety and high efficiency.
[0018] The above embodiments are only used to illustrate the technical solutions of the present invention rather than to limit it. Although the present invention has been described in detail with reference to the above embodiments, ordinary technicians in the field should understand that the specific implementation methods of the present invention can still be modified or replaced by equivalents. Any modification or equivalent replacement that does not depart from the spirit and scope of the present invention should be included in the scope of the claims of the present invention.
Claims
1. A paper reel changing device for a papermaking machine, comprising a mounting frame (1), a guide roller (2), a first paper reel assembly (3) and a second paper reel assembly (4), characterized in that: There are two mounting frames (1), which are fixedly arranged at both ends of the paper machine frame, and include a support rod (11) and an adjustment airbag (12). The support rod (11) is vertically arranged as a whole, and a fixing rod (13) is slidably passed through the upper end thereof, and a through slot (111) is vertically arranged in the middle position. An electromagnet a (14) is fixedly arranged on the upper part of the right side, a sliding slot is vertically arranged in the middle of the right side, and a placement block (15) is fixedly connected to the lower part of the right side. The center of the upper surface of the placement block (15) is fixedly connected to the lower part of the right side. A placement groove (151) is provided at the through groove (111), a block (112) is vertically slidably provided inside the through groove (111), an electric push rod (113) is vertically fixedly provided between the lower end of the block (112) and the bottom surface of the through groove (111), the regulating airbag (12) is located in the placement groove (151), the lower end of the regulating airbag is fixedly connected to the bottom surface of the placement groove (151), the upper end protrudes from the placement groove (151) and is located above the placement block (15), and is fixedly connected to a support plate (16), the regulating airbag (12) is located in the placement groove (151), the lower end of the regulating airbag is fixedly connected to the bottom surface of the placement groove (151), the upper end protrudes from the placement groove (151) and is located above the placement block (15), and is fixedly connected to a support plate (16), the regulating airbag (12) is located in the placement groove (151), the lower end of the regulating airbag (12) ... the regulating airbag (12) is fixedly connected to A slider is provided on the left side of the support plate (16), and is slidably connected to the slide groove through the slider. A groove (161) is provided at the center of the upper surface, and an electromagnet b (162) is fixedly embedded in the groove (161); the guide roller (2) is arranged longitudinally as a whole and is rotatably installed between the blocks (112) in the two mounting frames (1); the first paper winding roller assembly (3) and the second paper winding roller assembly (4) have the same structure, both of which are composed of a roller body (5) and iron rods rotatably arranged on both sides of the roller body (5). The invention is composed of a bracket (6), wherein the first paper roll assembly (3) is longitudinally placed above the support plate (16) in the two mounting frames (1), and the first paper roll assembly (3) is connected to the mounting frame (1) by the magnetic attraction of the electromagnet b (162) on the upper surface of the support plate (16) to the iron bracket (6), thereby realizing a limited connection between the first paper roll assembly (3) and the mounting frame (1); the second paper roll assembly (4) is longitudinally arranged at the upper right end of the two mounting frames (1), and the first paper roll assembly (4) is connected to the mounting frame (1) by the magnetic attraction of the electromagnet a (14) to the iron bracket (6).
2. A paper reel changing device for a papermaking machine according to claim 1, characterized in that: The surfaces of the roller bodies (5) in the first paper winding roller assembly (3) and the second paper winding roller assembly (4) are both provided with an adhesive layer.
3. The paper roll changing device for a paper making machine according to claim 1, characterized in that: A reinforcement block (7) is fixedly provided at the upper end of the iron bracket (6) in the first paper reel assembly (3) and the second paper reel assembly (4), and a reinforcement hole (71) is laterally provided in the middle of the reinforcement block (7) to cooperate with the structure of the fixing rod (13).
4. The paper roll changing device for a paper making machine according to claim 1, characterized in that: An inclined reinforcement rod (8) is provided at the connection between the lower end of the left side of the support rod (11) and the paper machine frame.
5. The paper reel changing device for a papermaking machine according to claim 1, characterized in that: The left end of the fixing rod (13) protrudes outwards and is located outside the support rod (11), and is fixedly connected to a stopper.