Feeding auxiliary device for non-woven fabric hot mill

Abstract

The utility model discloses an auxiliary feeding device for a non-woven fabric hot rolling mill, which relates to the technical field of non-woven fabric hot rolling, and comprises two support shells and two hot rollers, the two support shells are arranged at the left end between the two support shells, and the two hot rollers are arranged at the right end between the two support shells. Horizontal air injection plates are installed between the two supporting shells and located on the right sides of the two hot rollers correspondingly, a breathable conveying structure is installed between the two supporting shells and located on the right sides of the two horizontal air injection plates, and the front ends of the two horizontal air injection plates communicate with each other through a hollow plate; according to the auxiliary feeding device for the non-woven fabric hot rolling mill, the horizontal air injection plates, the distance fixing ropes and the blocking plates are arranged, airflow drives non-woven fabric conveyed upwards by the breathable conveying structure to vertically stretch leftwards, and the two vertical air injection plates inject air towards the ends away from each other; when the two vertical air injection plates are far away from each other, the non-woven fabric is pushed to stretch towards the front side and the rear side, and the non-woven fabric is prevented from wrinkling towards the middle.

Description

Technical Field

[0001] The utility model relates to the technical field of non-woven fabric hot rolling, in particular to a feeding auxiliary device for a non-woven fabric hot rolling machine. Background Art

[0002] In the spunbond production process of non-woven fabrics, the polymer is heated and melt-blown, cooled into a web, and must be consolidated by hot rolling. Hot rolling consolidation is a key process that affects the surface appearance, breaking strength, feel and other properties of the non-woven fabric. Therefore, the hot rolling machine is the core equipment of the production line.

[0003] When the hot rolling mill heat-presses the non-woven fabric through two hot rolling rollers, the non-woven fabric is conveyed between the two hot rolling rollers through a feeding structure. However, in the prior art, the non-woven fabric is generally conveyed by a conveyor belt of the conveying structure. When the non-woven fabric is conveyed between the two hot rolling rollers, the non-woven fabric is easily moved relative to the conveyor belt to cause accumulation and movement, and the non-woven fabric is easily wrinkled, resulting in poor quality of the non-woven fabric after hot rolling. Therefore, a feeding auxiliary device for a non-woven fabric hot rolling mill is proposed. Utility Model Content

[0004] In view of the fact that the above-mentioned existing non-woven fabrics are prone to wrinkles, which results in poor quality of the non-woven fabrics after hot rolling, the present utility model is proposed.

[0005] In order to solve the above technical problems, the utility model provides the following technical solutions: a feeding auxiliary device for a non-woven fabric hot rolling mill, comprising a supporting shell and two hot rolling rollers, the number of the supporting shells is two, the two hot rolling rollers are installed at the left end between the two supporting shells, horizontal jet plates are installed between the two supporting shells and respectively located on the right sides of the two hot rolling rollers, an air-permeable conveying structure is installed between the two supporting shells, the air-permeable conveying structure is located on the right side of the two horizontal jet plates, the front ends of the two horizontal jet plates are connected through a hollow plate, an air supply structure is installed on the front side of the air-permeable conveying structure, the hollow plate is connected to the air outlet end of the air supply structure, and the air intake end of the air supply structure is connected to the air outlet end of the air supply structure. The conveying belt is internally connected, and a double-headed threaded rod is arranged above the air-permeable conveying structure, the front and rear ends of the double-headed threaded rod respectively rotate to pass through the mutually close sides of the two supporting shells, both ends of the double-headed threaded rod are frictionally sleeved with vertical jet plates, and blocking plates are arranged on the sides of the two vertical jet plates away from each other, the two blocking plates are respectively threadedly sleeved on the two ends of the double-headed threaded rod, and the mutually close sides of the two blocking plates are fixedly connected with distance ropes, and the mutually close ends of the two distance ropes are respectively fixedly connected with the two vertical jet plates, and an air blowing structure is arranged above the air-permeable conveying structure, the air blowing structure is installed between the two supporting shells, and the two vertical jet plates are slidably sleeved on the outer surface of the air blowing structure.

[0006] Preferably, the distance between the two sides of the two horizontal jet plates that are close to each other gradually increases from left to right, the middle bending part of the horizontal jet plates is a vertical surface, and the vertical surfaces of the horizontal jet plates are all perforated structures.

[0007] Preferably, a parallel rod is provided on the left side of the double-headed threaded rod, and the two ends of the parallel rod are respectively fixedly connected to the two supporting shells, and the two vertical jet plates are slidably sleeved on the outer surface of the parallel rod, and the lower ends of the two vertical jet plates are bent toward a side away from each other, and the lower ends of the two vertical jet plates are both jet ends.

[0008] Preferably, the air supply structure includes an air pump A, a hard tube and a soft tube, the suction end of the air pump A is fixedly connected to the front end of the hard tube, the rear end of the hard tube is fixedly connected to the air-permeable conveying structure, the conveyor belt part of the air-permeable conveying structure is a hollow structure, one end of the soft tube is rotatably sleeved on the outer surface of the hard tube, and the other end of the soft tube is fixedly inserted on the front side of the conveyor belt part of the air-permeable conveying structure, the end of the hard tube located inside the soft tube is a transparent groove-like structure, and the hollow plate is fixedly sleeved on the air outlet end of the air pump A.

[0009] Preferably, the blowing structure includes a circular tube, with an exhaust hole provided on the upper and lower surfaces of the circular tube, and a plug is slidably inserted into the interior of each exhaust hole. One end of the plug is located inside the circular tube and is connected to the axis of the circular tube through a push spring, two push rods are fixedly inserted at the connection between the vertical jet plate and the circular tube, and an air pump B is fixedly connected to the front end of the circular tube.

[0010] Preferably, the outer ring surface of the conveyor belt of the air-permeable conveying structure is a perforated structure, and a plurality of thickness-setting rings are fixedly inserted inside the conveyor belt of the air-permeable conveying structure, and the thickness-setting rings are perforated structures.

[0011] Preferably, the air-permeable conveying structure is arranged higher on the left and lower on the right, and the upper surface of the upper end of the conveyor belt of the air-permeable conveying structure is tangent to the upper surface of the right end of the horizontal air-jet plate located below.

[0012] Beneficial effects of the utility model:

[0013] 1. By setting horizontal jet plates, fixed-distance ropes and blocking plates, the air supply structure enables the two horizontal jet plates to blow air between the two hot-rolled rollers. The airflow drives the non-woven fabric transported upward by the air-permeable conveying structure to stretch vertically to the left. The blowing structure supplies air to the vertical jet plate. When the two blocking plates move away from each other, the fixed-distance rope is pulled straight to separate the blocking plate from the vertical jet plate, so that the two vertical jet plates spray toward the ends moving away from each other. Then, when the two vertical jet plates move away from each other, the non-woven fabric is pushed to stretch to the front and rear sides to prevent the non-woven fabric from wrinkling in the middle.

[0014] 2. By setting a thickness-fixing ring, a hard tube and a soft tube, the air pump A provides air suction to the inside of the conveyor belt of the breathable conveying structure through the hard tube and the soft tube. The thickness-fixing ring limits the inner wall thickness of the conveyor belt of the breathable conveying structure to prevent the conveyor belt of the breathable conveying structure from shrinking. At the same time, the perforated conveyor belt can adsorb the non-woven fabric, so that the conveyor belt can stably drive the non-woven fabric to move synchronously, which can effectively prevent the non-woven fabric and the conveyor belt from being misaligned and stacked when the non-woven fabric is conveyed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following briefly introduces the drawings required for the description of the embodiments. Obviously, the drawings described below are only some embodiments of the present utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without creative labor. Among them:

[0016] Figure 1 It is a schematic diagram of the structure of the utility model;

[0017] Figure 2 This is a schematic diagram of the connection between the air pump B and the round pipe of the utility model;

[0018] Figure 3 This is a schematic diagram of the structure of the thickness-setting ring of the utility model;

[0019] Figure 4 It is a schematic diagram of the partial structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the connection between the hard pipe and the soft pipe of the utility model;

[0021] Figure 6 It is a right side schematic diagram of part of the structure of the utility model;

[0022] Figure 7 For this utility model Figure 5 A schematic diagram of the enlarged structure in the middle.

[0023] Description of reference numerals:

[0024] 1. Support shell; 2. Hot rolling roller; 3. Air supply structure; 301. Air pump A; 302. Hard pipe; 303. Hose; 4. Air blowing structure; 401. Round pipe; 402. Air outlet; 403. Air pump B; 404. Plug; 405. Push spring; 406. Push rod; 5. Air-permeable conveying structure; 6. Horizontal jet plate; 7. Hollow plate; 8. Double-headed threaded rod; 9. Vertical jet plate; 10. Plug; 11. Distance rope; 12. Parallel rod; 13. Thickness ring. DETAILED DESCRIPTION

[0025] In order to make the above-mentioned purposes, features and advantages of the present invention more obvious and easy to understand, the specific implementation methods of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] Reference Figure 1-7 , is an embodiment of the utility model, and provides a feeding auxiliary device for a non-woven fabric hot rolling mill, the feeding auxiliary device for a non-woven fabric hot rolling mill comprises a supporting shell 1 and two hot rolling rollers 2, the hot rolling rollers 2 are connected to a power input structure and a heating structure, the number of the supporting shells 1 is two, the two hot rolling rollers 2 are installed at the left end between the two supporting shells 1, and horizontal jet plates 6 are installed between the two supporting shells 1 and on the right sides of the two hot rolling rollers 2 respectively, the distance between the two horizontal jet plates 6 on the sides close to each other gradually increases from left to right, the middle position bending part of the horizontal jet plate 6 is a vertical surface, the vertical surfaces of the horizontal jet plate 6 are all perforated structures, the horizontal jet plate 6 sprays horizontally to the left, which can pull and stretch the non-woven fabric between the two horizontal jet plates 6 to the left, effectively preventing the non-woven fabric from being smeared. Wrinkles, a breathable conveying structure 5 is installed between the two supporting shells 1, and the breathable conveying structure 5 is located on the right side of the two horizontal jet plates 6. The breathable conveying structure 5 includes a power conveying wheel and a conveyor belt. The outer ring surface of the conveyor belt of the breathable conveying structure 5 is a perforated structure. A plurality of thickness-setting rings 13 are fixedly inserted inside the conveyor belt of the breathable conveying structure 5. The thickness-setting rings 13 are perforated structures. The thickness-setting rings 13 prevent the inside of the breathable conveying structure 5 from deflation. The breathable conveying structure 5 is set higher on the left and lower on the right. The upper surface of the upper end of the conveyor belt of the breathable conveying structure 5 is tangent to the upper surface of the right end of the horizontal jet plate 6 located below. When the non-woven fabric moves to the left end of the breathable conveying structure 5, the right end of the horizontal jet plate 6 below separates the non-woven fabric from the breathable conveying structure 5, so that the non-woven fabric moves between the two horizontal jet plates 6.

[0027] The front ends of the two horizontal jet plates 6 are connected through a hollow plate 7. An air supply structure 3 is installed on the front of the air-permeable conveying structure 5. The hollow plate 7 is connected to the air outlet end of the air supply structure 3. The air intake end of the air supply structure 3 is connected to the inside of the conveyor belt of the air-permeable conveying structure 5. The air supply structure 3 includes an air pump A301, a hard pipe 302 and a hose 303. The air intake end of the air pump A301 is fixedly connected to the front end of the hard pipe 302, and the rear end of the hard pipe 302 is fixedly connected to the air-permeable conveying structure 5. The conveyor belt part of the air-permeable conveying structure 5 is a hollow structure. One end of the hose 303 is rotatably sleeved on the outer surface of the hard pipe 302, and the other end of the hose 303 is fixedly inserted on the front of the conveyor belt part of the air-permeable conveying structure 5. The end of the hard pipe 302 located inside the hose 303 is a transparent groove-like structure. The hard pipe 302 is connected to the inside of the hose 303 through the transparent groove-like structure. The hollow plate 7 is fixedly sleeved on the air outlet end of the air pump A301.

[0028] A double-headed threaded rod 8 is arranged above the air-permeable conveying structure 5, and the front end of the double-headed threaded rod 8 is connected to the power machine, which can drive the double-headed threaded rod 8 to rotate back and forth, and the front and rear ends of the double-headed threaded rod 8 respectively rotate to penetrate the sides of the two support shells 1 that are close to each other, and both ends of the double-headed threaded rod 8 are frictionally sleeved with vertical jet plates 9, and the double-headed threaded rod 8 provides friction resistance to the movement of the vertical jet plates 9, and a blocking plate 10 is arranged on the side where the two vertical jet plates 9 are away from each other, and the two blocking plates 10 are respectively threadedly sleeved on the two ends of the double-headed threaded rod 8, and the two blocking plates 10 are screwed together with the double-headed threaded rod 8 that rotates forward and backward. The meshing of the threaded rods 8 respectively moves them closer to or away from each other, and the sides of the two blocking plates 10 that are closer to each other are fixedly connected with the distance rope 11. When the two blocking plates 10 move away from each other, the blocking plate 10 can only pull the vertical jet plate 9 to move synchronously after tightening the distance rope 11. When the two blocking plates 10 are close to each other, the lower ends of the two vertical jet plates 9 can be blocked first before the two vertical jet plates 9 are pushed closer to each other. The ends of the two distance ropes 11 that are close to each other are fixedly connected to the two vertical jet plates 9 respectively. A parallel rod 12 is arranged on the left side of the double-headed threaded rod 8, and the two ends of the parallel rod 12 are respectively connected to the The two support shells 1 are fixedly connected, and the two vertical jet plates 9 are slidably sleeved on the outer surface of the parallel rod 12. The lower ends of the two vertical jet plates 9 are bent toward the side away from each other, and the lower ends of the two vertical jet plates 9 are jet ends. The parallel rod 12 prevents the blocking plate 10 and the vertical jet plates 9 from shifting when they move. A blowing structure 4 is arranged above the air-permeable conveying structure 5, and the blowing structure 4 is installed between the two support shells 1. The two vertical jet plates 9 are slidably sleeved on the outer surface of the blowing structure 4. The blowing structure 4 includes a circular tube 401, and an exhaust hole 402 is provided on the upper and lower surfaces of the circular tube 401. A plug 404 is slidably inserted into the interior of each air outlet 402, and one end of the plug 404 located inside the circular tube 401 is connected to the axis of the circular tube 401 through a push spring 405. Two push rods 406 are fixedly inserted at the connection between the vertical jet plate 9 and the circular tube 401, and an air pump B403 is fixedly connected to the front end of the circular tube 401. When the push rod 406 contacts the plug 404, the plug 404 can be pushed to compress the push spring 405, so that a gap exists between the plug 404 and the air outlet 402, so that the air pump B403 blows air into the vertical jet plate 9 through the circular tube 401 and the air outlet 402.

[0029] During use, the air pump A301 provides air suction to the inside of the conveyor belt of the breathable conveying structure 5 through the hard tube 302 and the hose 303. The perforated conveyor belt of the breathable conveying structure 5 can adsorb the non-woven fabric, so that the conveyor belt can stably convey the non-woven fabric. The non-woven fabric conveyor belt is placed between two horizontal jet plates 6. The air pump A301 blows air to the two horizontal jet plates 6 through the hollow plate 7. The airflow drives the non-woven fabric between the two horizontal jet plates 6 to stretch to the left. The double-headed threaded rod 8 can drive the two blocking plates 10 to move closer to or away from each other when rotating forwards and backwards. When the two blocking plates 10 move away from each other, the distance rope 11 is pulled straight first. , so that the blocking plate 10 is separated from the vertical jet plate 9. When the vertical jet plate 9 moves, it drives the push rod 406 to push the plug 404 to compress the push spring 405, so that there is a gap between the plug 404 and the air outlet 402, so that the gas in the round tube 401 enters the vertical jet plate 9 through the air outlet 402, so that the two vertical jet plates 9 spray toward the ends away from each other, and then push the non-woven fabric to stretch to the front and rear sides when the two vertical jet plates 9 move away from each other to prevent the non-woven fabric from wrinkling toward the middle. When the two blocking plates 10 approach each other, the two blocking plates 10 first block the two vertical jet plates 9, and then push the two vertical jet plates 9 to reset.

[0030] It should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A feeding auxiliary device for a non-woven fabric hot rolling mill, comprising a support shell (1) and two hot rolling rollers (2), characterized in that: The number of the support shells (1) is two, the two hot rolling rollers (2) are installed at the left end between the two support shells (1), a horizontal jet plate (6) is installed between the two support shells (1) and on the right side of the two hot rolling rollers (2), an air-permeable conveying structure (5) is installed between the two support shells (1), the air-permeable conveying structure (5) is located on the right side of the two horizontal jet plates (6), the front ends of the two horizontal jet plates (6) are connected through a hollow plate (7), an air supply structure (3) is installed on the front side of the air-permeable conveying structure (5), the hollow plate (7) is connected to the air outlet end of the air supply structure (3), the air intake end of the air supply structure (3) is connected to the inside of the conveyor belt of the air-permeable conveying structure (5), a double-headed threaded rod (8) is arranged above the air-permeable conveying structure (5), and the double-headed threaded rod (8) is arranged above the air-permeable conveying structure (5). The front and rear ends of the double-threaded rod (8) are respectively rotated to penetrate the mutually approaching sides of the two supporting shells (1); both ends of the double-threaded rod (8) are frictionally sleeved with vertical jet plates (9); the two sides of the two vertical jet plates (9) away from each other are provided with blocking plates (10); the two blocking plates (10) are respectively threadedly sleeved on the two ends of the double-threaded rod (8); the mutually approaching sides of the two blocking plates (10) are fixedly connected with distance ropes (11); the mutually approaching ends of the two distance ropes (11) are respectively fixedly connected to the two vertical jet plates (9); an air blowing structure (4) is provided above the air permeable conveying structure (5); the air blowing structure (4) is installed between the two supporting shells (1); and the two vertical jet plates (9) are slidably sleeved on the outer surface of the air blowing structure (4).

2. The feeding auxiliary device for nonwoven hot rolling mill according to claim 1, characterized in that: The distance between the two sides of the two horizontal jet plates (6) that are close to each other gradually increases from left to right, the middle bending part of the horizontal jet plates (6) is a vertical surface, and the vertical surfaces of the horizontal jet plates (6) are all perforated structures.

3. The feeding auxiliary device for nonwoven hot rolling mill according to claim 1, characterized in that: A parallel rod (12) is arranged on the left side of the double-ended threaded rod (8), the two ends of the parallel rod (12) are respectively fixedly connected to the two support shells (1), the two vertical jet plates (9) are slidably sleeved on the outer surface of the parallel rod (12), the lower ends of the two vertical jet plates (9) are bent towards a side away from each other, and the lower ends of the two vertical jet plates (9) are both jet ends.

4. A feeding auxiliary device for a nonwoven hot rolling mill according to claim 1, characterized in that: The air supply structure (3) comprises an air pump A (301), a hard tube (302) and a soft tube (303); the air suction end of the air pump A (301) is fixedly connected to the front end of the hard tube (302); the rear end of the hard tube (302) is fixedly connected to the air permeable conveying structure (5); the conveyor belt portion of the air permeable conveying structure (5) is a hollow structure; one end of the soft tube (303) is rotatably sleeved on the outer surface of the hard tube (302); the other end of the soft tube (303) is fixedly plugged into the front face of the conveyor belt portion of the air permeable conveying structure (5); one end of the hard tube (302) located inside the soft tube (303) is a transparent groove-shaped structure; and the hollow plate (7) is fixedly sleeved on the air outlet end of the air pump A (301).

5. The feeding auxiliary device for nonwoven hot rolling mill according to claim 1, characterized in that: The blowing structure (4) comprises a circular tube (401), wherein the circular tube (401) is provided with an exhaust hole (402) on the upper and lower surfaces thereof, and a plug (404) is slidably inserted into the interior of each exhaust hole (402), wherein one end of the plug (404) located inside the circular tube (401) is connected to the axis of the circular tube (401) via a push spring (405), and two push rods (406) are fixedly inserted into the connection between the vertical jet plate (9) and the circular tube (401), and an air pump B (403) is fixedly connected to the front end of the circular tube (401).

6. The feeding auxiliary device for nonwoven hot rolling mill according to claim 1, characterized in that: The outer ring surface of the conveyor belt of the air-permeable conveying structure (5) is a perforated structure, and a plurality of thickness-setting rings (13) are fixedly inserted inside the conveyor belt of the air-permeable conveying structure (5), and the thickness-setting rings (13) are perforated structures.

7. The feeding auxiliary device for nonwoven hot rolling mill according to claim 1, characterized in that: The air-permeable conveying structure (5) is arranged higher on the left and lower on the right, and the upper surface of the upper end of the conveyor belt of the air-permeable conveying structure (5) is tangent to the upper surface of the right end of the horizontal air-jet plate (6) located below.

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