Guide roller lifting assembly for paper machine
By designing a guide roller lifting assembly and utilizing the cooperation of airbags and electromagnets, the height of the guide roller can be conveniently adjusted, which solves the problem that the existing guide roller cannot adjust the height and improves the applicability and use effect of the guide roller.
Patent Information
- Application Number
- CN202422516894.1
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-10-17
- Publication Date
- 2025-09-26
- Estimated Expiration
- 2034-10-17
AI Technical Summary
The existing guide rollers cannot be adjusted in height according to needs, which affects their applicability and use effect.
A guide roller lifting assembly including a fixed base plate, a mounting plate, an airbag, a guide and an electromagnet was designed. The height of the guide roller was adjusted by the inflation and deflation of the airbag and the magnetic attraction of the electromagnet, and stable positioning was ensured by combining a limit screw and a guide structure.
The convenience of height adjustment of the guide roller and the stability of the structure are achieved, and the applicability and use effect of the guide roller are improved.
Smart Images
Figure CN223386454U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of papermaking processing, and in particular relates to a guide roller lifting component for a papermaking machine. Background Art
[0002] A papermaking machine is a mechanical device used to make paper. It converts pulp into paper by mixing cellulose or other pulp raw materials with water and then going through a series of processes including bleaching, drainage, pressing and drying. A papermaking machine consists of multiple parts, among which guide rollers are an important part of the papermaking machine as a tensioning and guiding conveyor for paper and blanket cloth. However, most existing guide rollers are fixed and their height cannot be adjusted as needed, which affects their applicability and use effect. Therefore, in order to solve the above problems, it is necessary to develop a guide roller lifting assembly for a papermaking machine with a stable and reasonable overall structural design and convenient adjustment operation. Utility Model Content
[0003] The purpose of the utility model is to overcome the deficiencies of the prior art and to provide a guide roller lifting assembly for a papermaking machine which has a stable and reasonable overall structural design and is easy to adjust and operate.
[0004] The purpose of the utility model is achieved as follows: a guide roller lifting assembly for a papermaking machine, comprising a fixed base plate, a mounting plate and a guide roller body, wherein the fixed base plate is arranged longitudinally as a whole and is fixedly connected to the papermaking machine frame, the mounting plate is located directly above the fixed base plate and is arranged in a flat shape with the fixed base plate, and an air bag is provided in the middle between the mounting plate and the fixed base plate, and guide members are vertically provided at the front and rear ends thereof, an air intake pipe and an exhaust pipe are respectively provided on both sides of the air bag, wherein a sealing valve is detachably installed on the outside of the exhaust pipe; the guide member is composed of a guide base and a guide plate, wherein the lower end of the guide base is fixedly connected to the upper surface of the fixed base plate, a groove is provided at the center of the upper end, and An electromagnet is fixedly provided on the bottom surface of the groove, and the guide plate is located directly above the guide base, with its upper end fixedly connected to the lower surface of the mounting plate, and its lower end is slidably arranged inside the groove and fixedly connected to an iron sheet; the front and rear ends of the upper surface of the mounting plate are provided with placement grooves, and threaded through holes are provided at the centers of both side surfaces of the placement grooves, and a limiting screw is passed through the threaded through holes for horizontal threaded rotation; the guide roller body is longitudinally arranged above the mounting plate, and a rotating shaft is concentrically fixed at the center of the front end face and the center of the rear end face, and a support is provided on the outer rotating sleeve of the rotating shaft, and the lower end of the support cooperates with the structure of the placement groove, and the two supports are placed in the two placement grooves respectively.
[0005] Furthermore, one end of the limiting screw is located on the outside of the mounting plate and is fixedly connected to a rotating block, and the other end is located in the placement groove through a threaded through hole and is concentrically fixedly connected to a semicircular top block. The middle of the lower end of both side surfaces of the support is provided with a top groove that matches the top block structure.
[0006] Furthermore, the diameter of the top block is smaller than the diameter of the limiting screw.
[0007] Furthermore, both sides of the top groove are vertically provided with card slots, and both side inner walls of the placement groove are vertically fixed with card blocks that match the card slot structure.
[0008] Furthermore, scale lines are evenly arranged from top to bottom in the middle of the front end surface of the guide plate.
[0009] The beneficial effects of the utility model are as follows: the utility model provides a placement groove and a support, and utilizes the placement groove to realize the positioning and placement of the support above the mounting plate, thereby realizing the placement of the guide rail body above the mounting plate through the cooperation of the two placement grooves and the two supports, and provides a threaded through hole and a limiting screw, and utilizes the threaded rotation connection between the threaded through hole and the limiting screw, and can rotate the limiting screw by external force, thereby realizing the horizontal lateral movement of the limiting screw, and then realizing the locking and limiting of the support inside the placement groove through the movement of the limiting screw;
[0010] By providing an airbag and utilizing the characteristics of the airbag being inflated, expanded, deflated and contracted, the height of the mounting plate and the support and guide roller body placed above the mounting plate can be adjusted. By providing a guide base, a groove and a guide plate, the sliding connection between the guide plate and the groove on the upper surface of the guide base can be utilized to guide the vertical movement of the mounting plate. By providing an electromagnet and an iron sheet, the electromagnet can be powered on during the process of airbag deflation and contraction. At this time, the magnetic attraction of the electromagnet to the iron sheet after being energized can drive the mounting plate to move downward, and then the squeezing force generated on the airbag when the mounting plate moves downward can accelerate the contraction speed of the airbag. In general, the utility model has the advantages of stable and reasonable overall structural design and convenient adjustment operation. BRIEF DESCRIPTION OF THE DRAWINGS
[0011] Figure 1 It is a front view of the utility model.
[0012] Figure 2 It is a sectional view of the front view of the connection between the support and the mounting plate in the utility model.
[0013] Figure 3 It is a side view of the present utility model.
[0014] Figure 4 It is a side view of the support in the utility model.
[0015] In the figure: 1. Fixed base plate; 2. Mounting plate; 21. Placement groove; 22. Threaded through hole; 23. Limit screw; 24. Top block; 3. Guide rail body; 31. Rotating shaft; 4. Airbag; 5. Guide member; 51. Guide base; 52. Guide plate; 53. Groove; 54. Electromagnet; 55. Iron sheet; 6. Support; 61. Top groove; 62. Card slot. DETAILED DESCRIPTION
[0016] The present invention will be further described below with reference to the accompanying drawings.
[0017] Example: Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 As shown, a guide roller lifting assembly for a papermaking machine includes a fixed base plate 1, a mounting plate 2 and a guide roller body 3, wherein the fixed base plate 1 is arranged longitudinally as a whole and is fixedly connected to the papermaking machine frame, the mounting plate 2 is located directly above the fixed base plate 1 and is arranged in a flat shape with the fixed base plate 1, and an air bag 4 is provided in the middle between the mounting plate 2 and the fixed base plate 1, and guide members 5 are vertically provided at the front and rear ends therebetween, an air intake pipe and an exhaust pipe are provided on both sides of the air bag 4, wherein a sealing valve is detachably installed on the outside of the exhaust pipe; the guide member 5 is composed of a guide base 51 and a guide plate 52, wherein the lower end of the guide base 51 is fixedly connected to the upper surface of the fixed base plate 1, a groove 53 is provided at the center of the upper end, and the bottom surface of the groove 53 is fixedly provided with Electromagnet 54, the guide plate 52 is located directly above the guide base 51, the upper end of which is fixedly connected to the lower surface of the mounting plate 2, and the lower end is slidably arranged inside the groove 53 and fixedly connected with an iron sheet 55; the front and rear ends of the upper surface of the mounting plate 2 are provided with placement grooves 21, and the centers of both sides of the placement grooves 21 are provided with threaded through holes 22, and the threaded through holes 22 are internally provided with limit screws 23 for horizontal threaded rotation; the guide roller body 3 is longitudinally arranged above the mounting plate 2, and the centers of the front end face and the rear end face thereof are concentrically fixed with a rotating shaft 31, and the external rotating sleeve of the rotating shaft 31 is provided with a support 6, and the lower end of the support 6 cooperates with the structure of the placement groove 21, and the two supports 6 are respectively placed in the two placement grooves 21.
[0018] One end of the limiting screw 23 is located on the outside of the mounting plate 2 and is fixedly connected to a rotating block, and the other end is located in the placement groove 21 through the threaded through hole 22 and is concentrically fixedly connected to a semicircular top block 24. The middle of the lower end of both side surfaces of the support 6 is provided with a top groove 61 that cooperates with the structure of the top block 24; the diameter of the top block 24 is smaller than the diameter of the limiting screw 23; both sides of the top groove 61 are vertically provided with a card groove 62, and the inner walls on both sides of the placement groove 21 are vertically fixed with a card block that cooperates with the card groove 62 structure; the middle of the front end surface of the guide plate 52 is evenly provided with scale lines from top to bottom.
[0019] When the present invention is in use, first, the supports 6 at both ends of the guide rail body 3 are placed in the placement grooves 21 at the front and rear ends of the upper surface of the mounting plate 2, respectively, so that the guide rail body 3 is positioned above the mounting plate 2, and then, the limiting screw 23 is rotated by external force. At this time, the threaded rotation connection between the limiting screw 23 and the threaded through hole 22 can be used to perform horizontal lateral movement while the limiting screw 23 is rotated, thereby driving the top block 24 to move through the movement of the limiting screw 23, completing the tight connection between the top block 24 and the top groove 61. At this point, the tight connection between the top block 24 and the top groove 61 can be used to achieve the locking limit of the supports 6 inside the placement groove 21, and then the installation operation of the guide roller body 3 above the mounting plate 2 is completed by locking and limiting the supports 6; after completing the above operation, when it is necessary to height-adjust the mounting plate 2 and the guide roller body 3 During adjustment, compressed air can be injected into the airbag 4 through the air inlet pipe at the side end of the airbag 4, thereby utilizing the characteristics of the airbag 4 being inflated and expanded to drive the mounting plate 2 and the support 6 and guide roller body 3 placed above the mounting plate 2 for height adjustment. In this process, the sliding connection between the lower end of the guide plate 52 and the groove 53 on the upper surface of the guide base 51 can guide the vertical movement of the mounting plate 2. At the same time, the utility model can power on the electromagnet 54 and the iron sheet 55 during the process of deflation and contraction of the airbag 4 by energizing the electromagnet 54. At this time, the magnetic attraction of the electromagnet 54 to the iron sheet 55 after being energized can be used to drive the mounting plate 2 to move downward, and then the squeezing force generated on the airbag 4 when the mounting plate 2 moves downward can accelerate the contraction speed of the airbag 4. In general, the utility model has the advantages of stable and reasonable overall structural design and convenient adjustment operation.
[0020] 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 guide roller lifting assembly for a papermaking machine, comprising a fixed base plate (1), a mounting plate (2) and a guide roller body (3), characterized in that: The fixed base plate (1) is arranged longitudinally as a whole and is fixedly connected to the paper machine frame. The mounting plate (2) is located directly above the fixed base plate (1) and is arranged in a flat shape with the fixed base plate (1). An air bag (4) is arranged in the middle between the mounting plate (2) and the fixed base plate (1). A guide member (5) is vertically arranged at the front and rear ends thereof. An air inlet pipe and an exhaust pipe are respectively arranged on both sides of the air bag (4), wherein a sealing valve is detachably installed on the outside of the exhaust pipe. The guide member (5) consists of a guide base (51) and a guide plate (52), wherein the lower end of the guide base (51) is fixedly connected to the upper surface of the fixed base plate (1), a groove (53) is arranged at the center of the upper end, and an electromagnet (54) is fixedly arranged on the bottom surface of the groove (53). The guide plate (52) is located on the guide base. (51), its upper end is fixedly connected to the lower surface of the mounting plate (2), and its lower end is slidably arranged inside the groove (53) and fixedly connected to the iron sheet (55); the front end and the rear end of the upper surface of the mounting plate (2) are provided with a placement groove (21), the center of both sides of the placement groove (21) are provided with a threaded through hole (22), and the threaded through hole (22) is provided with a limit screw (23) for horizontal thread rotation; the guide roller body (3) is longitudinally arranged above the mounting plate (2), and the center of the front end face and the center of the rear end face are both concentrically fixed with a rotating shaft (31), the outer rotating sleeve of the rotating shaft (31) is provided with a support (6), the lower end of the support (6) is matched with the structure of the placement groove (21), and the two supports (6) are respectively placed in the two placement grooves (21).
2. A guide roller lifting assembly for a papermaking machine according to claim 1, characterized in that: One end of the limiting screw (23) is located outside the mounting plate (2) and is fixedly connected to a rotating block, and the other end is located in the placement groove (21) through the threaded through hole (22) and is concentrically fixedly connected to a semicircular top block (24). The middle part of the lower end of both side surfaces of the support (6) is provided with a top groove (61) that matches the structure of the top block (24).
3. A guide roller lifting assembly for a papermaking machine according to claim 2, characterized in that: The diameter of the top block (24) is smaller than the diameter of the limiting screw (23).
4. The guide roller lifting assembly for a papermaking machine according to claim 2, wherein: Both sides of the top groove (61) are vertically provided with clamping grooves (62), and both side inner walls of the placement groove (21) are vertically fixed with clamping blocks that match the clamping groove (62) structure.
5. The guide roller lifting assembly for a papermaking machine according to claim 1, wherein: The middle portion of the front end surface of the guide plate (52) is evenly provided with scale lines from top to bottom.