WO2019200697A1

WO2019200697A1 - Combined production line specifically for paper towels

Info

Publication number: WO2019200697A1
Application number: PCT/CN2018/092541
Authority: WO
Inventors: 董新民; 卞定华; 顾卫玲; 董寅雪; 卞梓诺; 章建银
Original assignee: 盐城旭华机械有限公司
Priority date: 2018-04-16
Filing date: 2018-06-25
Publication date: 2019-10-24

Abstract

A combined production line specifically for paper towels, comprising a raw material unwinding mechanism, an oven (1), a drying drum press-fitting mechanism, an edge-cutting slitting mechanism, and a rewinding mechanism; the raw material unwinding mechanism comprises a hot melt adhesive film unwinding device (2) and a wet strength wood pulp paper unwinding device (3); the drying drum press-fitting mechanism comprises a supporting seat (4) and a servo lifting device (6), the supporting seat (4) being provided with a lower heat transfer oil drying drum (7), the servo lifting device (6) being connected to a servomotor (8), and an upper heat transfer oil drying drum (9) being mounted on the servomotor, wherein the upper and lower heat transfer oil drying drums are connected by means of a swing synchronization device; the edge-cutting slitting mechanism comprises a pneumatic slitting machine (10) and a traction machine (11); the rewinding mechanism comprises a meter counter (12) and a rewinding device (13).

Description

A special composite production line for paper towels

Technical field

The invention relates to the technical field of glueless composite machinery, in particular to a special composite production line for paper towels.

Background technique

With the gradual improvement of people's living conditions, more and more paper towels are used in public places such as hotels, hotels, office buildings, airports, opera houses, clubs, and home washrooms, and the demand for paper towels is increasing. The paper towel is made up of two layers of wet strong wood pulp paper. At present, the main process of paper towel production is made by two layers of wet strong wood pulp paper, but the glue compound must be evaporated by heating. Moisture is not only inefficient, but also wastes a lot of energy.

Summary of the invention

In order to solve the above problems, the present invention discloses a special composite production line for paper towels, which solves the problem of low production efficiency of the paper towel.

In order to achieve the above object, the present invention provides the following technical solutions:

A special composite production line for paper towels, comprising: a raw material unwinding mechanism, an oven, a drying cylinder pressing mechanism, a trimming slitting mechanism and a winding mechanism arranged in order from left to right; the raw material unwinding mechanism comprises a hot melt adhesive film unwinding device and a wet strong wood pulp paper unwinding device, wherein the wet strong wood pulp paper unwinding device has two, and is respectively disposed on upper and lower sides of the hot melt adhesive film unwinding device; The cylinder pressing mechanism comprises a support, a bracket and a servo lifting device arranged in order from bottom to top, wherein the support is provided with a lower heat-conducting oil drying cylinder, and a servo motor is connected to the lifting end of the servo lifting device, the servo motor The upper heat-conducting oil drying cylinder is disposed directly above the lower heat-conducting oil drying cylinder, and the axis of the upper heat-conducting oil drying cylinder is parallel to the axis of the lower heat-conducting oil drying cylinder, and the upper heat-conducting oil The cylinder and the lower heat transfer oil cylinder are connected by a swing synchronizing device; the shear stripping mechanism comprises a pneumatic slitter and a tractor disposed on the left and right sides, and the tractor comprises two rolls arranged one above the other, and the upper and lower rolls are Fit each other; The mechanism comprises a metering device and a winding device arranged at the left and right, the winding device comprises two left and right winding rollers arranged in parallel with each other, and a receiving roller is arranged above the middle of the two winding rollers, and the winding roller is turned The axis of the roller is parallel to the axis of the take-up roll.

Further, the swing synchronizing device includes a first swinging rod and a second swinging rod, one end of the upper heat-conducting oil drying cylinder passes through the upper end of the first swinging rod, and is connected with a driving gear, and the heat-conductive oil drying cylinder and the first a swinging rod is rotatably connected, a lower end of the first swinging rod is rotatably connected to an upper end of the second swinging rod, and a first transmission gear is disposed outside the end, and one end of the lower heat conducting oil drying cylinder passes through the second swinging rod The lower end is connected to the driven gear, and the lower heat-conducting oil drying cylinder is rotatably connected to the second swinging rod. The first transmission member is fitted between the driving gear on the first swinging rod and the first transmission gear. A second transmission member is mounted on the cooperation between the first transmission gear and the driven gear on the second swing lever.

Further, the first transmission member includes three second transmission gears uniformly distributed along the longitudinal direction of the first swinging lever, and the second transmission member includes two second transmission gears evenly distributed along the longitudinal direction of the second swinging lever. Two adjacent second transmission gears mesh with each other.

Further, an upper surface of the raw material unwinding mechanism is provided with an I-beam guide rail, and the electric arc furnace is mounted on the I-beam guide rail.

Further, the oven uses a hot air circulation oven, including a circulation air pipe and a heating source installed in cooperation with the circulation air pipe.

Compared with the prior art, the invention has the beneficial effects of adopting the principle of glueless hot pressing and compounding, by placing a hot melt adhesive film between two layers of wet strong wood pulp paper, preheating through an oven and heating and pressing the drying cylinder. Cheng, greatly improve the production efficiency, reduce energy waste; the drying cylinder pressing mechanism uses the upper heat-conducting oil drying cylinder that can adjust the height up and down, convenient to adjust the distance between the upper and lower heat-conducting oil drying cylinders according to actual needs, to ensure the upper and lower heat conduction The pressing force between the oil drying cylinders improves the product quality of the manufactured paper towel, and in addition, the vibration synchronizing device is combined, on the one hand, to ensure the stability of the two heat-conducting oil drying cylinders when the upper heat-conducting oil drying cylinder is moved, and the other On the other hand, through the transmission gears of the driving gear and the driven gear member, the two heat-conducting oil drying cylinders are always kept in the synchronous reverse rotation, which ensures the stability of the paper towel when it is pressed, thereby improving the product quality of the paper towel; By adopting a pneumatic slitting machine, the composite paper towel can be trimmed and slit, and packaged by a meter and a winding device to realize composite production, slitting and rolling. Machine to complete.

DRAWINGS

1 is a schematic structural view of a special composite production line for paper towels according to the present invention.

2 is a cross-sectional view of a swing synchronizing device in a special composite production line for paper towels according to the present invention.

List of reference signs:

1-Oven, 2-hot melt film unwinding device, 3-wet strong wood pulp paper unwinding device, 4-support, 5-bracket, 6-servo lifting device, 7-low heat-conducting oil drying cylinder, 8- Servo motor, 9-up heat transfer oil drying cylinder, 10-pneumatic slitter, 11-tractor, 111-roller, 12-meter, 13-winding device, 131-winding roller, 132-receipt Feed roller, 14-first swing lever, 15-second swing lever, 16-drive gear, 17-first transmission gear, 18-driven gear, 19-second transmission gear, 20-I-beam guide, 21 - electric arc furnace, 22-cycle air tube, 23-heat source.

detailed description

The invention will be further clarified by the following description in conjunction with the accompanying drawings and specific embodiments. It should be noted that the words "front", "back", "left", "right", "upper" and "lower" used in the following description refer to the directions in the drawings, the words "inside" and "outside" "Respectively refers to the direction toward or away from the geometric center of a particular component.

As shown in the figure, a special composite production line for paper towels, comprising: a raw material unwinding mechanism, an oven 1, a drying cylinder pressing mechanism, a trimming slitting mechanism and a winding mechanism arranged in order from left to right; The unwinding mechanism includes a hot melt adhesive film unwinding device 2 and a wet strong wood pulp paper unwinding device 3, and two wet and strong wood pulp paper unwinding devices 3 are disposed on the upper and lower sides of the hot melt adhesive film unwinding device 2, respectively. Both sides; the drying cylinder pressing mechanism comprises a support 4, a bracket 5 and a servo lifting device 6 arranged in order from bottom to top, and the lower heat conducting oil drying cylinder 7 is arranged on the supporting base 4, and the lifting end of the servo lifting device 6 is connected with a servo The motor 8 and the servo motor 8 are fitted with an upper heat-conducting oil drying cylinder 9, and the upper heat-conducting oil drying cylinder 9 is placed directly above the lower heat-conducting oil drying cylinder 7, and the axis of the upper heat-conducting oil drying cylinder 9 and the lower heat-conducting oil drying cylinder 7 Parallel to the axis, the upper heat transfer oil cylinder 9 and the lower heat transfer oil cylinder 7 are connected by a swing synchronizing device; the shear strip mechanism includes a pneumatic slitter 10 and a tractor 11 disposed on the left and right sides, and the tractor 11 includes two rolls arranged one above the other 111, and the upper and lower rolls 111 are attached to each other; the winding mechanism includes left and right settings The rice meter 12 and the winding device 13 comprise a winding roller 131 disposed on the left and right sides in parallel with each other, and a take-up roller 132 is disposed above the middle of the two winding rollers 131, and the winding roller 131 is wound. The axis is parallel to the axis of the take-up roll 132. The principle of glueless hot pressing is adopted. By placing a hot melt adhesive film between the two layers of wet strong wood pulp paper, after preheating through the oven, the upper and lower heat transfer oil drying cylinders are sequentially bypassed by the "S" type movement track, so that The paper towel is pressed by the two heat-conducting oil drying cylinders while being heated by the heat-conducting oil drying cylinder. Due to the "S"-type motion track, the heating time before and after the paper towel is pressed is greatly increased, and the pressing is improved. The quality greatly improves the production efficiency and reduces the energy waste. Among them, the drying cylinder pressing mechanism adopts the upper heat-conducting oil drying cylinder 9 which can adjust the height up and down, which is convenient for adjusting the distance between the upper and lower heat-conducting oil drying cylinders according to actual needs, and ensuring the distance. The pressing force between the upper and lower heat-conducting oil drying cylinders improves the quality of the manufactured paper towel

In this embodiment, the swing synchronizing device includes a first swinging lever 14 and a second swinging lever 15, one end of the upper heat conducting oil drying cylinder 9 passes through the upper end of the first swinging lever 14, and is connected with the driving gear 16, and the heat conducting oil is The drying cylinder 9 is rotatably connected to the first swinging rod 14. The lower end of the first swinging rod 14 is rotatably connected with the upper end of the second swinging rod 15, and the first transmission gear 17 is disposed outside the end, and one end of the lower heat conducting oil drying cylinder 7 is provided. Passing through the lower end of the second swinging lever 15 and connecting the driven gear 18, the lower heat-conducting oil drying cylinder 7 is rotatably connected with the second swinging lever 15, the driving gear 16 on the first swinging lever 14 and the first transmission gear 17 A first transmission member is mounted in cooperation, and a second transmission member is mounted in cooperation with the first transmission gear 17 on the second swing lever 15 and the driven gear 18. The stability between the two heat-conducting oil drying cylinders is ensured when the upper heat-conducting oil drying cylinder 9 is moved.

Wherein, the first transmission member includes three second transmission gears 19 uniformly distributed along the longitudinal direction of the first swinging lever 14, and the second transmission member includes two second transmission gears 19 uniformly distributed along the longitudinal direction of the second swinging lever. The two adjacent second transmission gears 19 mesh with each other. The two heat-conducting oil drying cylinders are always kept in the opposite direction of rotation, which ensures the stability of the paper towel when it is pressed, thereby improving the product quality of the paper towel.

In the present embodiment, an I-beam guide rail 20 is disposed above the material unwinding mechanism, and an electric arc furnace 21 is fitted to the I-beam guide rail 20.

In the present embodiment, the oven 1 employs a hot air circulation oven including a circulation gas pipe 22 and a heating source 23 installed in cooperation with the circulation gas pipe 22.

The technical means disclosed in the solution of the present invention is not limited to the technical means disclosed in the above embodiments, and includes a technical solution composed of any combination of the above technical features. It should be noted that a number of modifications and refinements may be made by those skilled in the art without departing from the principles of the invention, and such modifications and refinements are also considered to be within the scope of the invention.

Claims

A special composite production line for paper towels, comprising: a raw material unwinding mechanism, an oven (1), a drying cylinder pressing mechanism, a trimming slitting mechanism and a winding mechanism arranged in order from left to right;

The raw material unwinding mechanism comprises a hot melt adhesive film unwinding device (2) and a wet strong wood pulp paper unwinding device (3), and the wet strong wood pulp paper unwinding device (3) has two and is respectively set On the upper and lower sides of the hot melt film unwinding device (2);

The drying cylinder pressing mechanism comprises a support (4), a bracket (5) and a servo lifting device (6) arranged in order from bottom to top, and the bearing (4) is provided with a lower heat-conducting oil drying cylinder (7) a servo motor (8) is connected to the lifting end of the servo lifting device (6), and the servo motor (8) is fitted with an upper heat-conducting oil drying cylinder (9), and the upper heat-conducting oil drying cylinder (9) is disposed Directly above the lower heat transfer oil drying cylinder (7), and the axis of the upper heat transfer oil drying cylinder (9) is parallel to the axis of the lower heat transfer oil drying cylinder (7), the upper heat transfer oil cylinder (9) and the lower heat transfer oil The cartridge (7) is connected by a swing synchronizing device;

The shear slitting mechanism comprises a pneumatic slitting machine (10) and a tractor (11) disposed on the left and right sides, the tractor (11) comprising two winding rollers (111) arranged one above the other, and two rolls of upper and lower rolls (111) fit each other;

The winding mechanism includes a metering device (12) and a winding device (13) disposed on the left and right sides, and the winding device (13) includes two winding rollers (131) arranged in parallel with each other at the left and right, and two windings A receiving roller (132) is disposed above the middle of the rotating roller (131), and the axis of the winding roller (131) is parallel to the axis of the receiving roller (132).
A special tissue production line for paper towels according to claim 1, wherein: said swing synchronizing means comprises a first swinging lever (14) and a second swinging lever (15), said upper heat transfer oil drying cylinder (9) One end passes through the upper end of the first swinging rod (14), and is connected with a driving gear (16), and the upper heat-conductive oil drying cylinder (9) is rotatably connected with the first swinging rod (14), the first swinging rod ( The lower end of 14) is rotatably connected with the upper end of the second swinging lever (15), and the first transmission gear (17) is disposed outside the end, and one end of the lower heat-conducting oil drying cylinder (7) passes through the second swinging lever ( The lower end of 15) is connected with a driven gear (18), and the lower heat-conducting oil drying cylinder (7) is rotatably connected with the second swinging lever (15), and the driving gear (16) on the first swinging lever (14) A first transmission member is coupled to the first transmission gear (17), and a coupling between the first transmission gear (17) and the driven gear (18) on the second swing lever (15) is mounted. Two transmission parts.
A special composite production line for paper towels according to claim 2, wherein said first transmission member comprises three second transmission gears (19) uniformly distributed along the longitudinal direction of the first oscillating rod (14). The second transmission member includes two second transmission gears (19) evenly distributed along the longitudinal direction of the second swinging lever, and two adjacent second transmission gears (19) mesh with each other.
The special composite production line for paper towels according to claim 1, characterized in that: above the material unwinding mechanism, an I-beam guide rail (20) is arranged, and the I-beam guide rail (20) is fitted with Electric arc furnace (21).
The special composite production line for paper towels according to claim 1, characterized in that the oven (1) adopts a hot air circulation oven, and comprises a circulation air pipe (22) and a heating source installed in cooperation with the circulation air pipe (22) (23). ).