阅读说明：本技术 一种智能沙发框架的套棉工艺 (Cotton sleeving process for intelligent sofa frame ) 是由 张剑刚 王晔 孙飞 于 2021-05-12 设计创作，主要内容包括：本发明公开了智能沙发框架的套棉工艺,具体包括以下步骤：S1、海绵检测；S2、裁棉：根据沙发的规格裁切海绵,在海绵裁切过程中,采用自动化的海绵切割设备,确保海绵的直线边缘保持为平直状态,海绵的弧形边缘保持为顺滑状态；S3、粘棉：清洁海绵上的杂物,用喷胶器将海绵的粘接面以及沙发框架上的粘接面进行均匀喷胶；S4、造棉：将海绵的粘接面紧紧贴在沙发框架的粘接面上,随后对海绵的边缘依次进行焐热、降温,使得海绵的边缘能够按照沙发框架的造型进行收缩,本发明使不仅确保了海绵边缘和沙发框架边缘的对齐,而且避免了后续海绵边缘在沙发框架边缘出现漏棉的现象。(The invention discloses a cotton sleeving process for an intelligent sofa frame, which specifically comprises the following steps: s1, detecting sponge; s2, cutting cotton: cutting the sponge according to the specification of the sofa, and in the sponge cutting process, adopting automatic sponge cutting equipment to ensure that the linear edge of the sponge is kept in a straight state and the arc-shaped edge of the sponge is kept in a smooth state; s3, viscose cotton: cleaning sundries on the sponge, and uniformly spraying glue on the bonding surface of the sponge and the bonding surface on the sofa frame by using a glue sprayer; s4, cotton making: the method comprises the steps of tightly attaching the bonding surface of the sponge to the bonding surface of the sofa frame, and then sequentially heating and cooling the edge of the sponge, so that the edge of the sponge can be contracted according to the shape of the sofa frame.)

1. The utility model provides a cotton technology of cover of intelligence sofa frame which characterized in that: the method specifically comprises the following steps:

s1, detecting the sponge (1);

s2, cutting cotton: cutting the sponge (1) according to the specification of the sofa, and in the cutting process of the sponge (1), adopting automatic sponge cutting equipment (2) to ensure that the straight edge of the sponge (1) is kept in a straight state and the arc-shaped edge of the sponge (1) is kept in a smooth state;

s3, viscose cotton: cleaning sundries on the sponge (1), and uniformly spraying glue on the bonding surface of the sponge (1) and the bonding surface on the sofa frame by using a glue sprayer;

s4, cotton making: the bonding surface of the sponge (1) is tightly attached to the bonding surface of the sofa frame, and then the edges of the sponge (1) are sequentially heated and cooled, so that the edges of the sponge (1) can contract according to the shape of the sofa frame.

2. The cotton sleeving process for the intelligent sofa frame according to claim 1, characterized in that: in the step S1, the sponge (1) test includes an appearance test, a density test, a hardness test, and a permanent deformation ratio test.

3. The cotton sleeving process for the intelligent sofa frame according to claim 1, characterized in that: in step S2, the cutting of the sponge (1) specifically includes the steps of:

A. the method comprises the following steps of (1) scribing double layers of lines on the sponge (1) to be cut, wherein one line is set as a cutting line (11) and is set according to the cutting position of the sponge (1), the other line is set as a pressing line (12) and is set inside the cutting line (11) in parallel, and a safety surface (13) is arranged between the cutting line (11) and the pressing line (12);

B. a positioning and clamping tool (3) is adopted on the sponge cutting equipment (2), the sponge (1) is hooped by the positioning and clamping tool (3) along a pressing line (12), and a flattening piece (4) is adopted on the sponge cutting equipment (2) to keep the safety surface (13) in a flattened state;

C. cutting the sponge (1) by a cutting knife on the sponge cutting device (2) along a cutting line (11).

4. The cotton sleeving process of the intelligent sofa frame according to claim 3, wherein the cotton sleeving process comprises the following steps: location clamp dress (3) are including setting up sponge cutting equipment (2) conveying bench constant head tank (31) and can sponge cutting equipment (2) activity from top to bottom U type clamp (32), U type clamp (32) are located directly over constant head tank (31), the inside of constant head tank (31) is equipped with drive plate (5) that can move about from top to bottom, drive plate (5) are less than all the time the horizontal plane of sponge cutting equipment (2) conveying platform, two end connection of U type clamp (32) are in on drive plate (5).

5. The cotton sleeving process of the intelligent sofa frame according to claim 3, wherein the cotton sleeving process comprises the following steps: flattening piece (4) including can horizontal motion's fly leaf (41) and a plurality of rotation setting are in on sponge cutting equipment (2) fly leaf (41) bottom flatten roll table (42), a plurality of flatten the roll surface of roll table (42) with safety face (13) are on same horizontal plane.

6. The cotton sleeving process for the intelligent sofa frame according to claim 1, characterized in that: in the step S3, in the process of bonding the sponge (1) and the sofa frame, the edge of the sponge (1) and the edge of the sofa frame are aligned and bonded.

7. The cotton sleeving process for the intelligent sofa frame according to claim 1, characterized in that: in the step S4, the warming temperature of the edge of the sponge (1) is 70-85 degrees, and the temperature of the edge of the sponge (1) after cooling is 5-15 degrees.

The technical field is as follows:

the invention relates to the technical field of sofa production, in particular to a cotton sleeving process for an intelligent sofa frame.

Background art:

with the improvement of living standard, the importance of furniture in daily life is increasing. Meanwhile, with the improvement of the technological level, on the basis of modern fashion furniture, combined intelligence, electronic intelligence, mechanical intelligence and intelligent internet of things are ingeniously integrated into household products, so that the household life is more convenient and comfortable.

The sofa cover is cotton bonds soft sponge on the sofa frame, play isolated sofa frame hard material's effect, wherein the key point lies in aligning the sponge and bonding on the sofa frame, when actually covering cotton to the sofa frame, often can discover that there is the phenomenon of misalignment at sponge edge and sofa frame's edge, the edge that leads to the sofa frame still can produce the phenomenon of induration, the travelling comfort that the sofa was used has been influenced, and in case sponge edge and sofa frame edge do not align, also can influence the fastness that sponge edge and sofa frame edge bonded, along with the increase of sofa live time, the inside sponge of sofa leaks the outside of sofa very easily appears, the phenomenon of cotton leaks appears.

The invention content is as follows:

the invention aims to provide a cotton sleeving process for an intelligent sofa frame, which solves one or more of the problems in the prior art.

In order to solve the technical problems, the innovation points of the invention are as follows: the method specifically comprises the following steps:

s1, detecting sponge;

s2, cutting cotton: cutting the sponge according to the specification of the sofa, and in the sponge cutting process, adopting automatic sponge cutting equipment to ensure that the linear edge of the sponge is kept in a straight state and the arc-shaped edge of the sponge is kept in a smooth state;

s3, viscose cotton: cleaning sundries on the sponge, and uniformly spraying glue on the bonding surface of the sponge and the bonding surface on the sofa frame by using a glue sprayer;

s4, cotton making: the bonding surface of the sponge is tightly attached to the bonding surface of the sofa frame, and then the edge of the sponge is sequentially heated and cooled, so that the edge of the sponge can be contracted according to the shape of the sofa frame.

Further, in the above step S1, the sponge detection includes appearance detection, density detection, hardness detection, and permanent deformation ratio detection.

Further, in the step S2, the sponge cutting specifically includes the following steps:

A. double-layer lines are marked on the sponge to be cut, one line is set as a cutting line and is set according to the cutting position of the sponge, the other line is set as a pressing line and is set at the inner side of the cutting line in parallel, and a safety surface is arranged between the cutting line and the pressing line;

B. a positioning and clamping tool is adopted on the sponge cutting equipment, the sponge is hooped by the positioning and clamping tool along a pressing line, and a flattening piece is adopted on the sponge cutting equipment to keep the safety surface in a flattened state;

C. and cutting the sponge along the cutting line by a cutting knife on the sponge cutting equipment.

Further, the tight frock of above-mentioned location clamp is including setting up the constant head tank at sponge cutting equipment conveying bench and can be at the U type clamp of sponge cutting equipment activity from top to bottom, and U type clamp is located the constant head tank directly over, and the inside of constant head tank is equipped with the drive plate that can move about from top to bottom, and the drive plate is less than the horizontal plane of sponge cutting equipment conveying bench all the time, and two end connection of U type clamp are on the drive plate.

Furthermore, the flattening piece comprises a movable plate capable of horizontally moving on the sponge cutting equipment and a plurality of flattening roller ways rotatably arranged at the bottom of the movable plate, and rolling surfaces and safety surfaces of the plurality of flattening roller ways are on the same horizontal plane.

Further, in the above step S3, in the process of bonding the sponge and the sofa frame, the edge of the sponge and the edge of the sofa frame are aligned and bonded.

Further, in the step S4, the warming temperature of the sponge edge is 70 ° to 85 °, and the temperature of the sponge edge after cooling is 5 ° to 15 °.

The invention has the beneficial effects that:

1. the invention provides a cotton sleeving process for an intelligent sofa frame, wherein the quality of sponge can be strictly checked through sponge detection, so that the phenomenon of secondary reworking caused by the fact that the quality of subsequent sponge is not too high is avoided, secondly, the edge of the straight line cut of the sponge is kept in a straight state, the edge of the arc surface cut of the sponge is kept in a smooth state, and the alignment of the edge of the sponge and the sofa frame is facilitated.

2. The invention provides a cotton sleeving process for an intelligent sofa frame, wherein when sponge and the sofa frame are bonded subsequently, glue is sprayed on the sponge and the sofa frame, so that the bonding firmness of the sponge and the sofa frame is ensured, and the sponge edge can be contracted at the edge of the sofa frame by warming and cooling the sponge edge, so that the connection between the sponge and the sofa frame is tighter, and the phenomenon of cotton leakage at the edge of the sofa frame by the subsequent sponge edge is avoided.

3. The invention provides a cotton sleeving process for an intelligent sofa frame, wherein a pressing line and a cutting line are preset on a sponge, the sponge is hooped along the pressing line by using a positioning and clamping tool, so that the position stability of the sponge is kept during cutting, a flattening piece flattens a safety surface, the position of the sponge cutting line can be cut smoothly, and finally, the flatness of the sponge cutting position is ensured when a cutting knife cuts the sponge along the cutting line.

4. The invention provides a cotton sleeving process for an intelligent sofa frame.

Description of the drawings:

FIG. 1 is a cross-sectional view of a double-layered line on the surface of a sponge according to the present invention.

FIG. 2 is a side view of the sponge cutting apparatus of the present invention.

FIG. 3 is a top cross-sectional view of the sponge cutting apparatus of the present invention.

The specific implementation mode is as follows:

for the purpose of enhancing the understanding of the present invention, the present invention will be further described in detail with reference to the following examples and the accompanying drawings, which are only used for explaining the present invention and are not to be construed as limiting the scope of the present invention.

Fig. 1 to fig. 2 show an embodiment of the present invention, which specifically includes the following steps:

s1, detecting sponge 1;

s2, cutting cotton: cutting the sponge 1 according to the specification of the sofa, and in the cutting process of the sponge 1, adopting an automatic sponge cutting device 2 to ensure that the straight edge of the sponge 1 is kept in a straight state and the arc-shaped edge of the sponge 1 is kept in a smooth state;

s3, viscose cotton: cleaning sundries on the sponge 1, and uniformly spraying glue on the bonding surface of the sponge 1 and the bonding surface on the sofa frame by using a glue sprayer;

s4, cotton making: tightly paste the bonding face of sponge 1 on sofa frame's bonding face, warm up heat, cooling in proper order to the edge of sponge 1 afterwards for the edge of sponge 1 can contract according to sofa frame's molding.

According to the invention, the quality of the sponge 1 can be strictly checked through the detection of the sponge 1, so that the phenomenon of secondary rework caused by the fact that the quality of the subsequent sponge 1 is not too close is avoided, secondly, the edge of the straight line cut of the sponge 1 is kept in a straight state, the edge of the cambered surface cut of the sponge 1 is kept in a smooth state, the alignment of the edge of the sponge 1 and a sofa frame is facilitated, when the sponge 1 and the sofa frame are bonded subsequently, glue is sprayed on the sponge 1 and the sofa frame, the bonding firmness of the sponge 1 and the sofa frame is ensured, the edge of the sponge 1 can be contracted at the edge of the sofa frame through warming and cooling, the connection between the sponge 1 and the sofa frame is more compact, and the phenomenon that the edge of the subsequent sponge 1 leaks cotton at the edge of the sofa frame is avoided.

In the present invention, preferably, in step S1, the sponge 1 test includes an appearance test, a density test, a hardness test, and a permanent deformation ratio test.

In the present invention, the sponge 1 is preferably cut as follows: in the step S2, the cutting of the sponge 1 specifically includes the following steps:

A. a double-layer line is marked on the sponge 1 to be cut, wherein one line is set as a cutting line 11 and is set according to the cutting position of the sponge 1, the other line is set as a pressing line 12 and is set at the inner side of the cutting line 11 in parallel, and a safety surface 13 is arranged between the cutting line 11 and the pressing line 12;

B. a positioning and clamping tool 3 is adopted on the sponge cutting equipment 2, the sponge 1 is hooped by the positioning and clamping tool 3 along a pressing line 12, and a flattening piece 4 is adopted on the sponge cutting equipment 2 to keep a safety surface 13 in a flattened state;

C. the sponge 1 is cut along the cutting line 11 by a cutter knife on the sponge cutting device 2.

In the invention, the pressing line 12 and the cutting line 11 are preset on the sponge 1 in advance, the sponge 1 is hooped along the pressing line 12 by using the positioning and clamping tool 3, so that the position stability of the sponge 1 is kept during cutting, the flattening piece 4 flattens the safety surface 13, the position of the cutting line 11 of the sponge 1 can be ensured to be flat, and the flatness of the cutting position of the sponge 1 is ensured when the final cutting knife cuts the sponge 1 along the cutting line 11.

In the invention, as a preferable scheme, the positioning and clamping tool 3 comprises a positioning groove 31 arranged on a conveying table of the sponge cutting device 2 and a U-shaped clamp 32 capable of moving up and down on the sponge cutting device 2, the U-shaped clamp 32 is positioned right above the positioning groove 31, a driving plate 5 capable of moving up and down is arranged inside the positioning groove 31, the driving plate 5 is always lower than the horizontal plane of the conveying table of the sponge cutting device 2, and two end parts of the U-shaped clamp 32 are connected to the driving plate 5.

In the invention, the working principle of the positioning and clamping tool 3 is as follows: when the sponge 1 presses the tightening wire 12 to move to the position of the positioning groove 31, the U-shaped clamp 32 moves downwards, the driving plate 5 synchronously moves downwards, and when the top of the U-shaped clamp 32 clamps the tightening wire 12, the sponge 1 is clamped and fixed by the positioning and clamping tool 3.

In the present invention, as a preferable scheme, the specific structure of the pressing piece is as follows: the flattening piece 4 comprises a movable plate 41 capable of moving horizontally on the sponge cutting device 2 and a plurality of flattening roller ways 42 rotatably arranged at the bottom of the movable plate 41, and rolling surfaces of the plurality of flattening roller ways 42 and the safety surface 13 are on the same horizontal plane.

In the present invention, the operation principle of the pressing piece is as follows: the movable plate 41 is horizontally moved, and when the movable plate 41 moves above the safety surface 13 of the sponge 1, the flattening roller way 42 rolls on the safety surface 13, and the flatness of the surface of the safety surface 13 is ensured by the rolling.

In the present invention, preferably, in the step S3, the edge of the sponge 1 and the edge of the sofa frame are aligned and bonded in the bonding process of the sponge 1 and the sofa frame.

In the present invention, preferably, in step S4, the warming temperature of the edge of the sponge 1 is 70 ° to 85 °, and the temperature of the edge of the sponge 1 after cooling is 5 ° to 15 °.

It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.