CN114343980B

CN114343980B - Device for producing waist of trousers and trousers

Info

Publication number: CN114343980B
Application number: CN202111656392.3A
Authority: CN
Inventors: 周忠
Original assignee: Sichuan Shujie Nursing Products Co ltd
Current assignee: Sichuan Shujie Nursing Products Co ltd
Priority date: 2021-12-31
Filing date: 2021-12-31
Publication date: 2023-05-23
Anticipated expiration: 2041-12-31
Also published as: CN114343980A

Abstract

The invention discloses a trousers waist patch production device and trousers, relates to the field of sanitary products, solves the problem of high noise of the existing production device, and has the technical scheme that: a production device for waist-of-trousers stickers comprises a negative pressure roller, a cutter roller and a beating roller; the axes of the negative pressure roller, the cutter roller and the beating roller are parallel; the cutter roller comprises a bottom roller and a cutter group, wherein the cutter group comprises two cutters; the cutter is arranged on the bottom roller and comprises a cutting edge, and an elliptical surface where a cutting edge line of the cutter is positioned forms an included angle of 10-20 degrees with a generatrix of the side surface of the bottom roller; the cutter is in point contact with the negative pressure roller, so that the problem of noise in the waist paste pasting process can be effectively reduced.

Description

Device for producing waist of trousers and trousers

Technical Field

The invention relates to a sanitary article production device and a sanitary article, in particular to a trousers waist patch production device and trousers.

Background

With the increasing national demand of the elderly population for Zhan Lao, the market demand of adult products is growing. The adult pants are short for adult pants. The front waist patch is arranged in front of the trousers and is used for being attached to the ear patch at the rear, so that the trousers can be fixed. The waist of current trousers is pasted and is adopted the PP material, and the waist pastes for rectangular form and front parallel pasting at the surface of becoming trousers, adopts the PP material first because this material cost is low relatively, and on the other hand, wearing the in-process of becoming trousers probably need tear repeatedly and paste, is difficult to damage at ear subsides in-process PP material that pastes repeatedly. The prior trousers have the following defects: (1) In the using process of the trousers, the waist paste at the middle part is not used, so that waste is caused, and the manufacturing cost of the trousers is increased; (2) Because the PP material has poor air permeability, the middle part is easy to sweat after being worn, and the comfort level is poor in use; (3) In the wearing process, a user is required to stretch the ear patch forwards and paste the ear patch on the waist patch, the strip-shaped waist patch is required to stretch the ear patch transversely, and the user is forced downwards in use habit, so that the ear patch is easy to paste to the outside in the pasting process, and the trousers can be damaged in the repeated pasting process; (4) After wearing, the ear patch part is at the waist, the waist is curved, and in the stretching process of the ear patch, the stress above and below the ear patch part is inconsistent, and the wearing is uncomfortable. The current trousers that become need use the cutter at the in-process of production, paste the cutting back with the waist and adhere with the core, the long strip waist paste need use the wide type cutter that suits with waist paste length at the in-process of production, cutter and negative pressure roller can produce great noise at the in-process of collision.

Disclosure of Invention

The invention also provides a production device for the waist-shaped plaster of trousers, which achieves the aim of reducing noise. Comprises a negative pressure roller, a cutter roller and a beating roller; the axes of the negative pressure roller, the cutter roller and the beating roller are parallel; the cutter roller comprises a bottom roller and a cutter group, wherein the cutter group comprises two cutters; the cutter is arranged on the bottom roller and comprises a cutting edge, and an included angle of 10-20 degrees is formed between the elliptical surface where the cutting edge line of the cutter is positioned and the generatrix of the side surface of the bottom roller.

The prior art wide cutter has large noise and serious abrasion in the use process. The design of the cutters is modified into a group of symmetrically inclined cutters, noise can be reduced due to point contact during contact, and abrasion of the cutters can be reduced due to moving point contact compared with collision type line contact.

Further, two cutters in the cutter group are symmetrically distributed on the bottom roller.

Further, the negative pressure roller is provided with air suction holes which are uniformly distributed at two ends of the negative pressure roller.

In the prior art, the air suction holes on the negative pressure roller are uniformly distributed. Therefore, a vacuum device with larger power is needed, and the technical scheme can be adopted to achieve the same adsorption effect by using the vacuum device with smaller power, so that the construction cost and the maintenance cost of a production line are saved.

Further, two ends of the negative pressure roller are provided with air suction pipes.

The air suction pipe is used for sucking air and keeping the negative pressure in the negative pressure roller.

Further, the flapping roller is provided with two flapping parts, and the two flapping parts are symmetrically distributed at two ends of the flapping roller.

The beating roller is made of flexible materials such as rubber, silica gel and the like. In the beating process, the waist paste and the core body are firmly bonded.

The invention also provides trousers, which achieve the purpose of convenient use.

The trousers forming production equipment comprises the trousers forming waist paste production device. The trousers comprise a core body, a front waist patch and an ear patch; the core body is provided with a front edge and a rear edge; the front waist patch is adhered to the outer surface of the core body close to the front edge part; the ear patch is connected with the core body and positioned at the side edge of the core body close to the rear edge part; the front waist patch is in a parallelogram shape; one side of the parallelogram front waist patch is vertical to the front edge, and the adjacent side forms an included angle of 10-20 degrees with the front edge.

By adopting the scheme, the front waist patch forms an included angle of 10-20 degrees with the front edge, and when the ear patch is worn, the ear patch is stretched obliquely downwards, so that a user can more easily get hard, and the wearing is more convenient; after the waist pad is worn, the ear pad is obliquely downwards, so that the waist pad is stressed more uniformly when in use, and the comfort level is greatly increased. In addition, the parallelogram waist patch is adopted, so that the waist patch can be cut directly from the strip-shaped material during production, no excess material is produced after cutting, the waste of the material is avoided, and the production cost is saved.

Further, the parallelogram front waist patch is provided with a short side and a long side; the length of the short side is 110-130 mm; the length of the long side is 140-200 mm.

By adopting the length, the waist patch is provided with a larger use area, and the damage to the core body caused by tearing the core body by the middle ear patch in the repeated adhesion process is avoided.

Further, the short side is perpendicular to the front edge.

The short side is perpendicular to the front edge, so that the ear patch has larger depth when being bonded, and the use requirements of users with different waistlines are met. Here, the vertical direction is affected by the production accuracy, and a certain error may occur. Within the scope of the present patent as long as it is within the concept of the present invention.

Further, the front waist patch comprises a left front waist patch and a right front waist patch, and the left front waist patch and the right front waist patch are symmetrically distributed by taking the central line of the core body as an axis.

The left and right front waist pastes are symmetrically distributed, so that the using amount of waist paste materials can be reduced, and the uncomfortable problem caused by sweating of the middle part is prevented.

Further, the liquid absorbing device is provided with a liquid absorbing core layer, wherein the liquid absorbing core layer comprises a filling material and a water absorbing polymer material, and fiber fluffy cloth is used as the filling material; the fiber fluffy cloths are arranged along the length direction of the core body, and the water-absorbing polymer materials are uniformly distributed among the fiber fluffy cloths.

The filling material and the water-absorbing polymer material of the liquid absorption core layer in the prior art are layered, and the total number of layers of the filling material and the water-absorbing polymer material can exceed two. By adopting the technical scheme, the water-absorbing polymer material is distributed in the middle of the filling material, so that the liquid absorption core layer only needs one layer to have good water absorption effect. The effects of thinness, lightness and softness are achieved. The spun-laced fiber fluffy cloth is longer, has higher strength, is used as a filling layer to ensure that the water-absorbing core body has high strength, is not easy to lump and break, has good flow guiding effect due to long fiber length, and can be rapidly dispersed to react with high polymer materials distributed among the fibers after entering the liquid absorption core layer, so that the liquid absorption speed is high.

In summary, the invention has at least one of the following advantages:

1. saving production materials. The independent strip-shaped waist paste in the prior art is changed into the left-right symmetrical waist paste, and at least two thirds of waist paste materials can be saved.

2. Increasing comfort. The left-right symmetrical waist patch solves the problems that the middle part of the prior art is airtight and easy to sweat, and the comfort level of the product is increased; in addition, because the inclined sticking mode of the ear tag accords with the force application habit of a user, the using convenience is further improved.

3. The use is more convenient. When the inclined waist patch is stuck, a user can use the waist patch more conveniently, and the aim of convenient use is fulfilled.

4. The production noise is smaller. At the station of cutting and pasting the waist subsides, cutter and the roller of patting are both ends formula, have reduced the area of force in the collision in-process, have reduced the noise.

Drawings

FIG. 1 is a schematic view of a conventional cutter roll

FIG. 2 is a schematic view of a conventional waist-plaster

FIG. 3 is a side view of the production apparatus of example 2

FIG. 4 is a schematic view of a negative pressure roll of example 2

FIG. 5 is a schematic view of a cutter roll of example 2

FIG. 6 is a schematic view of a tapping roller of example 2

FIG. 7 is a schematic diagram of a pair of pants according to example 1

FIG. 8 is a schematic view of the core structure of example 1

In the figure: 1. a core; 101. a nonwoven fabric; 102. an inner toilet paper; 103. a wick; 104. an outside toilet paper; 105. a base film; 11. a leading edge; 12. a trailing edge; 131. left ear patch; 132. a right ear patch; 141. left front waist patch; 142. a right front waist patch; 15. a skirt edge; 2. a negative pressure roller; 21. an air suction hole; 22. an air suction pipe; 3. a cutter roll; 31; a cutter; 4. beating the roller; 41. a beating part; 5. front waist patch material; 6. and (3) a bottom film.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the invention is further described in detail below with reference to the accompanying drawings and embodiments.

It will be understood that when an element is referred to as being "mounted" or "disposed" on another element, it can be directly on the other element or be indirectly on the other element. When an element is referred to as being "connected" to another element, it can be directly or indirectly connected to the other element, the "connection" is not limited to a fixed connection or a movable connection, and a specific connection manner should be determined according to a specific technical problem to be solved.

It is to be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are merely for convenience in describing and simplifying the description based on the orientation or positional relationship shown in the drawings, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

Example 1

A front waist patch processing device for processing a front waist patch part of a finished trousers. Comprises a negative pressure roller 2, a cutter roller 3 and a beating roller 4; the axes of the negative pressure roller 2, the cutter roller 3 and the beating roller 4 are parallel; in a side view state, the three are distributed in a triangle shape. The negative pressure roller 2 is used for adsorbing a front waist-sticking material 5 and cutting the material by interacting with the cutter roller 3; the waist paste material is reinforced by matching with the beating roller 4.

The cutter roller 3 comprises a bottom roller and a cutter 31 group, wherein the cutter 31 group comprises two cutters 31; the cutter 31 is arranged on the bottom roller; the cutter 31 comprises a cutting edge, and an included angle of 10-20 degrees is formed between an elliptical surface where a cutting edge line of the cutter 31 is located and a generatrix of the side surface of the bottom roller. The cutting edge line of the cutter 31 is a reference line generated for the convenience of understanding and located on the shortest arc line of both ends of the cutting edge along the cutting edge, so that the reference line is an arc line. For better understanding, the bottom roller is cut along the cutting edge line, the tangent plane of the bottom roller presents an ellipse shape, and the included angle between the surface of the ellipse and the generatrix of the side surface of the bottom roller is 10-20 degrees.

The length of the cutter 31 is 150-220 mm, the cutter 31 with proper length is selected according to the production specification, and the length of the cutter 31 is slightly wider than the width to be cut. To accommodate the rotation of the cutter roll 3, the edge portion of the cutter 31 is not straight, but curved to match the bottom roll. The distances from each point on the blade to the bottom roller are equal. The distance from each point of the cutting edge to the bottom roller can have reasonable errors under the influence of the processing precision, and the distance is protected by the patent as long as the distance is within the conception scope of the invention.

Two cutters 31 in the cutter 31 set are symmetrically distributed at two ends of the bottom roller. The symmetry axis is the perpendicular bisector in the length direction of the bottom roller.

In a possible embodiment, there are a plurality of cutter sets 31, and the plurality of cutter sets 31 can improve the production efficiency.

The negative pressure roller 2 is provided with air suction holes 21, and the air suction holes 21 are uniformly distributed at two ends of the side surface of the negative pressure roller 2. The two ends of the negative pressure roller 2 are provided with air suction pipes 22.

The tapping roller 4 has two tapping portions 41, and the two tapping portions 41 are symmetrically provided at both ends of the tapping roller 4. The symmetry axis is a perpendicular bisector in the length direction of the flapping roller 4. The cross section of the flap 41 is oval or elliptical. The material of the flap 41 is rubber or silica gel.

Working principle: the front waist patch material 5 is fed by adopting a two-end feeding mode, namely, two ends of the negative pressure roller 2 are respectively provided with feeding points. The front waist-sticking material 5 is in a strip shape, and one surface facing away from the negative pressure roller 2 is provided with an adhesive. Is adsorbed on the negative pressure roller 2 through the air suction hole 21 and is transported through the negative pressure roller 2. Cutting the front waist patch material 5 between the negative pressure roller 2 and the cutter roller 3, wherein the length of the short side of the front waist patch is controlled by the rotating speeds of the negative pressure roller 2 and the cutter roller 3; the length of the front waist patch is determined by selecting a band-shaped front waist patch material 5 of an appropriate width. After passing through the negative pressure roller 2 and the cutter roller 3, the belt-shaped front waist patch material 5 is cut into a left front waist patch 141 and a right front waist patch 142 of a parallelogram. The negative pressure roller 2 continues to adsorb, transfers to the space between the negative pressure roller 2 and the beating roller 4, overlaps with the bottom film 6105 of the strip-shaped core body 1, and is adhered on the bottom die. The pasting is more firm under the beating of the beating roller 4. The strip-shaped bottom die is continuously combined with materials such as the non-woven fabric 101, the inner toilet paper 102, the liquid absorption core layer, the outer toilet paper 104 and the like and cut to form a final product.

Advantages of this embodiment: 1. the wide and straight cutter in the prior art is changed into an arc cutter which is attached to the inclination of the bottom roller. On one hand, the damage caused by collision of the blade with the bottom roller is avoided; on the other hand, the cutting mode is changed from chopping to cutting, namely, along with the rotation of the cutter roller, each point on the cutting edge is sequentially contacted with the bottom roller, and the front waist paste material is cut, so that the noise is greatly reduced. 2. The existing whole wide front waist paste material is changed into two narrower materials, so that the number of air suction holes on the negative pressure roller can be reduced, the air suction power required by a production line is further reduced, the energy is saved, and the cost is indirectly reduced. 3. Compared with the wide beating roller in the prior art, the beating roller with the left and right distribution is adopted, the contact surface with the bottom roller is smaller in the beating process, and the noise can be further reduced. 4. The waist paste production device has a simple structure and is more convenient to maintain and overhaul.

Example 2

A pair of trousers comprises a core body 1, a front waist patch and an ear patch; the core body 1 is provided with a front edge 11 and a rear edge 12, and the front waist patch is adhered to the outer surface of the part, close to the front edge 11, of the core body 1; the ear patch is connected with the core 1 at the side edge of the core 1 near the rear edge 12. The outer surface in this embodiment refers to the side of the pant that faces outwards when in use.

In other possible embodiments, the core 1 has a front periphery on which the front edge 11 is located and a rear periphery on which the rear edge 12 is located; the waist paste is stuck on the outer surface of the front wall; the ear patch is connected with the side edge of the rear wall; when in use, the ear patch is adhered with the front waist patch, and the front and rear walls enclose the waist to fix the trousers; the front wall and the rear wall are provided with elastic bands, so that comfort is improved on one hand, and a fastening effect is achieved on the other hand.

The ear patches in this embodiment include a left ear patch 131 and a right ear patch 132; the left ear patch 131 and the right ear patch 132 are respectively provided with two strips, and the ear patches are provided with glue which can be adhered with the front waist patch to play a role of fixing. The two left ear stickers 131 are connected with the side edges of the core body 1 in an up-down arrangement mode. The up-down arrangement ensures that the stress surface of the core body 1 is wider when the waist is enclosed, and the comfort level is increased to a certain extent.

In the present embodiment, the front waist patches include a left front waist patch 141 and a right front waist patch 142, and the left front waist patch 141 and the right front waist patch 142 are axisymmetrically distributed with respect to the center line of the core 1. The distribution of the left end and the right end can increase the air permeability of the trousers and the comfort level; on the other hand material can be saved. The front waist patch is in a parallelogram shape, the front waist patch of the parallelogram is provided with a short side and a long side, the length of the short side is 110-130 mm, and the length of the long side is 140-200 mm according to different specifications and types; the short side is perpendicular to the front edge 11 of the core body 1, and the long side forms an included angle of 10-20 degrees with the front edge 11.

When the trousers are worn, the lower ear patch in the ear patches is firstly pulled to a proper position obliquely downwards and then stuck on the front waist patch; and then the upper ear patch is stretched to a proper position obliquely downwards and is stuck on the front waist patch. Through the wearing mode, the user can more conveniently apply force, and the wearing is smoother. The ear patches distributed up and down are matched with the inclined front waist patch, so that the human engineering wearing is more comfortable after the ear patches are adhered.

The side edge of the core body 1 of the embodiment is also provided with a skirt edge 15, and the skirt edge 15 has the function of avoiding liquid leakage; the core body 1 is also provided with a diversion trench for diversion of liquid to accelerate the absorption speed of the liquid; the two ends of the core body 1 are also provided with elastic waistlines, so that comfort can be improved and the trousers can be better fixed.

The inside of the core body 1 is provided with a liquid absorption core layer, the liquid absorption core layer comprises a filling material and a water absorption polymer material, and fiber fluffy cloth is used as the filling material; the fiber fluffy cloths are arranged along the length direction of the core body 1, and the water-absorbing polymer materials are uniformly distributed among the fiber fluffy cloths.

The core body 1 is respectively a non-woven fabric 101, an inner toilet paper 102, a liquid absorption core layer, an outer toilet paper 104 and a bottom film 6105 from inside to outside. The waist patch is adhered to the base film 6105.

The present embodiment is only for explanation of the present invention and is not to be construed as limiting the present invention, and modifications to the present embodiment, which may not creatively contribute to the present invention as required by those skilled in the art after reading the present specification, are all protected by patent laws within the scope of claims of the present invention.

Claims

1. A trouser waist patch production device comprises a negative pressure roller (2), a cutter roller (3) and a beating roller (4); the axes of the negative pressure roller (2), the cutter roller (3) and the beating roller (4) are parallel; the method is characterized in that: the cutter roller (3) comprises a bottom roller and a cutter (31) set, wherein the cutter (31) set comprises two cutters (31); the cutter (31) is arranged on the bottom roller, the cutter (31) comprises a cutting edge, and an elliptical surface where a cutting edge line of the cutter (31) is positioned and a bus of the side surface of the bottom roller form an included angle of 10-20 degrees.

2. The apparatus for producing a waist-shaped plaster according to claim 1, wherein two cutters (31) of the cutter (31) group are symmetrically distributed on the bottom roller.

3. The apparatus for producing a waist-shaped plaster as defined in claim 1, wherein: the negative pressure roller (2) is provided with air suction holes (21), and the air suction holes (21) are uniformly distributed at two ends of the negative pressure roller (2).

4. A waist-forming patch production device according to claim 3, wherein: and air suction pipes (22) are arranged at two ends of the negative pressure roller (2).

5. The apparatus for producing a waist-shaped plaster as defined in claim 1, wherein: the flapping roller (4) is provided with two flapping parts (41), and the two flapping parts (41) are symmetrically distributed at two ends of the flapping roller (4).