CN217944386U - Drawstring forming machine - Google Patents
Drawstring forming machine Download PDFInfo
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- CN217944386U CN217944386U CN202221068498.1U CN202221068498U CN217944386U CN 217944386 U CN217944386 U CN 217944386U CN 202221068498 U CN202221068498 U CN 202221068498U CN 217944386 U CN217944386 U CN 217944386U
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Abstract
The utility model discloses a drawstring forming machine, which comprises an unreeling mechanism, wherein a strip-shaped material is unreeled by the unreeling mechanism; the profiling mechanism continuously bends two side edges of the strip-shaped material towards the middle of the strip-shaped material; the lining plate is positioned at the rear end of the profiling mechanism, and the inner surface of the strip-shaped material is attached to the lower surface of the lining plate; the shaping mechanism applies acting force to the two bent side edges of the strip-shaped material so as to ensure that the two bent side edges of the strip-shaped material are continuously bent and overlapped towards the middle part of the strip-shaped material and completely wrap the lining plate; the welding mechanism is positioned at the rear end of the shaping mechanism and is used for lapping two overlapped side edges of the strip-shaped materials into a whole; and the fixed-length cutting mechanism is positioned at the rear end of the welding mechanism and is used for cutting the belt-shaped material with fixed length after the two side edges are lapped.
Description
Technical Field
The utility model particularly relates to a stretching strap make-up machine.
Background
The pull belt structures are arranged in various inflatable products such as an inflatable bed, an inflatable sofa and the like, and the shapes of the inflatable products are limited through the pull belt structures, so that the inflatable products reach the designed shapes after being inflated and expanded. The existing drawstring product is usually made of a strip material, and after the strip material is cut to a certain length, the two ends of the strip material are fixedly connected with the set position of the inflatable product, but the drawstring structure is suitable for the inflatable product with small bearing capacity, so that the strength of the inflatable product with large bearing capacity, such as an inflatable bed and an inflatable sofa, is slightly insufficient; for this department has designed an annular stretching strap for this reason and has seen figure 4 in detail, and intensity improves more than traditional single banded material by a wide margin, more does benefit to the use of air bed and inflatable sofa, but this annular stretching strap manual work inefficiency need solve this problem through designing a set of stretching strap make-up machine.
Disclosure of Invention
The utility model aims at providing a stretching strap make-up machine, its technical problem who exists in the meaning is solving the background art.
In order to solve the technical problem, the purpose of the utility model is to realize like this:
a drawstring forming machine comprises
An unwinding mechanism from which the strip material is paid out;
the profiling mechanism continuously bends two side edges of the strip-shaped material towards the middle of the strip-shaped material;
the lining plate is positioned at the rear end of the profiling mechanism, and the inner surface of the strip-shaped material is attached to the lower surface of the lining plate;
the shaping mechanism applies acting force to the two bent side edges of the strip-shaped material so as to ensure that the two bent side edges of the strip-shaped material are continuously bent and overlapped towards the middle part of the strip-shaped material and completely wrap the lining plate;
the welding mechanism is positioned at the rear end of the shaping mechanism and is used for lapping two overlapped side edges of the strip-shaped materials into a whole;
and the fixed-length cutting mechanism is positioned at the rear end of the welding mechanism and is used for cutting the belt-shaped material with fixed length after the two side edges are lapped.
On the basis of the above scheme and as a preferable scheme of the scheme: the device further comprises a heating device, wherein the heating device is positioned between the unreeling mechanism and the profiling mechanism and is used for heating the strip-shaped material.
On the basis of the above scheme and as a preferable scheme of the scheme: the shaping mechanism comprises a first shaping mechanism, a second shaping mechanism, a third shaping mechanism and a fourth shaping mechanism, and the first shaping mechanism, the second shaping mechanism, the third shaping mechanism and the fourth shaping mechanism are sequentially arranged between the profiling mechanism and the welding mechanism.
On the basis of the above scheme and as a preferable scheme of the scheme: the profiling mechanism comprises profiling rollers which are symmetrically arranged, the lower roller surfaces of the profiling rollers are in contact with the middle of the strip-shaped material and apply a trending force to the middle of the strip-shaped material, the maximum distance between the two profiling rollers is smaller than the width of the strip-shaped material, the trending force enables the middle of the strip-shaped material to be concave downwards, and the two side edges of the strip-shaped material bend towards the middle.
On the basis of the above scheme and as a preferable scheme of the scheme: the first shaping mechanism comprises a first shaping rod and a second shaping rod which are arranged on two sides of the lining plate respectively, the first shaping rod and the second shaping rod are staggered from front to back and are in contact with the bent edges on two sides of the strip-shaped material respectively, and a set fall is formed in the vertical direction of the first shaping rod and the second shaping rod.
On the basis of the above scheme and as a preferable scheme of the scheme: the second shaping mechanism comprises a first shaping roller and a second shaping roller which are arranged on two sides of the lining plate respectively, the first shaping roller and the second shaping roller are staggered from front to back and are in contact with the bent edges of two sides of the strip-shaped material respectively, and the heights of the first shaping roller and the second shaping roller in the vertical direction are lower than the minimum heights of the first shaping rod and the second shaping rod.
On the basis of the above scheme and as a preferable scheme of the scheme: the third shaping mechanism comprises a first shaping pressing plate and a second shaping pressing plate which are arranged on two sides of the lining plate respectively, the first shaping pressing plate and the second shaping pressing plate are staggered from front to back and are in contact with the bent edges of two sides of the strip-shaped material respectively, and the height of the first shaping pressing plate and the height of the second shaping pressing plate in the vertical direction are lower than the minimum height of the first shaping roller and the second shaping roller.
On the basis of the above scheme and as a preferable scheme of the scheme: the fourth shaping mechanism comprises a third shaping roller and a fourth shaping roller which are respectively arranged on two sides of the lining plate, and the third shaping roller and the fourth shaping roller are staggered from front to back and are respectively contacted with the bent edges on two sides of the strip-shaped material.
On the basis of the above scheme and as a preferable scheme of the scheme: the welding mechanism comprises a pressing mechanism and a welding head, the welding head is located right above two overlapped side edges of the strip-shaped materials, the pressing mechanism drives the welding head to move downwards to press the two overlapped side edges of the strip-shaped materials on the lining plate and enable the two overlapped side edges of the strip-shaped materials to be welded.
On the basis of the above scheme and as a preferable scheme of the scheme: the buffer mechanism is positioned before the welding mechanism and the cutting mechanism and drives the strip-shaped material to intermittently move in coordination with the welding mechanism.
Compared with the prior art, the utility model has the advantages that: through the drawstring forming machine, efficient production of the annular drawstring can be achieved, and the produced annular drawstring is good in consistency.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a formed state of the endless pull belt;
fig. 3 is a top view of the overall structure of the present invention;
FIG. 4 is a schematic view of a loop draw tape construction.
Detailed Description
In order to make the objects, technical solutions and advantages of the present application clearer, the technical solutions in the embodiments will be clearly and completely described below with reference to the drawings in the embodiments. All other embodiments obtained by a person skilled in the art on the basis of the given examples without making any creative effort fall within the protection scope of the present application.
In the description of the present application, the terms "first", "second", and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or to imply that the number of indicated technical features is significant.
A drawstring forming machine comprises
The unwinding mechanism 1, the strip material 12 is paid out from the unwinding mechanism 1; in the present embodiment, the tape-like material 12 is preferably a flexible material having sufficient strength such as PVC or TPU, and more preferably a hot-melt material is compounded on the surface thereof.
The profiling mechanism 3 continuously bends two side edges of the strip-shaped material 12 towards the middle part of the strip-shaped material 12; in the present embodiment, it is preferable that the profiling mechanism 3 includes profiling rollers 31 symmetrically disposed, a lower roller surface of each profiling roller 31 contacts a middle portion of the strip-shaped material 12 and applies a biasing force to the middle portion of the strip-shaped material 12, a maximum distance between the profiling rollers 31 is smaller than a width of the strip-shaped material 12, the biasing force causes the middle portion of the strip-shaped material 12 to be concave, and both side edges are bent toward the middle portion.
The lining plate 4 is positioned at the rear end of the profiling mechanism 3, and the inner surface of the strip-shaped material 12 is attached to the lower surface of the lining plate 4; the welt 4 among this embodiment realizes on the one hand that the middle part of taking shape material 12 supports spacingly, makes the both sides limit of taking shape material change in buckling, and on the other hand makes the isolation layer for the welding machine of rear end, can wrap up the welt after the overlapping is buckled to taking shape material to make the limit of buckling of overlapping be located the welt top, middle part material is located the welt below, separates it when welded structure welds, avoids welding it together.
The shaping mechanism applies acting force to the two bent side edges of the strip-shaped material 12 so as to continuously bend and overlap the two bent side edges of the strip-shaped material 12 to the middle part of the strip-shaped material 12 and completely wrap the lining plate 4; specifically, the shaping mechanism comprises a first shaping mechanism 5, a second shaping mechanism 6, a third shaping mechanism 7 and a fourth shaping mechanism 8, and the first shaping mechanism 5, the second shaping mechanism 6, the third shaping mechanism 7 and the fourth shaping mechanism 8 are sequentially arranged between the profiling mechanism 3 and the welding mechanism 9. The first shaping mechanism 5 comprises a first shaping rod 51 and a second shaping rod 52 which are respectively arranged on two sides of the lining plate 4, the first shaping rod 51 and the second shaping rod 52 are staggered from front to back and are respectively contacted with the bending edges on two sides of the strip-shaped material 12, and a set drop is formed in the vertical direction of the first shaping rod 51 and the second shaping rod 52. The second shaping mechanism 6 comprises a first shaping roller 61 and a second shaping roller 62 which are respectively arranged at two sides of the lining plate 4, the first shaping roller 61 and the second shaping roller 62 are staggered from front to back and are respectively contacted with the bending edges at two sides of the strip-shaped material 12, and the vertical height of the first shaping roller 61 and the second shaping roller 62 is lower than the minimum height of the first shaping rod 51 and the second shaping rod 52. The third shaping mechanism 7 comprises a first shaping pressing plate 71 and a second shaping pressing plate 72 which are respectively arranged on two sides of the lining plate 4, the first shaping pressing plate 71 and the second shaping pressing plate 72 are staggered from front to back and are respectively contacted with the bending edges on two sides of the strip-shaped material 12, and the vertical height of the first shaping pressing plate 71 and the second shaping pressing plate 72 is lower than the minimum height of the first shaping roller 61 and the second shaping roller 62. The fourth truing mechanism 8 includes a third truing roller 81 and a fourth truing roller 82 respectively disposed on both sides of the lining plate 4, and the third truing roller 81 and the fourth truing roller 82 are staggered front and back and are respectively contacted with the bending edges on both sides of the strip material 12. With the arrangement of the above structure, the two side edges of the belt-shaped material bent by the copying mechanism 3 are further bent, so that the two side edges are sufficiently overlapped. It should be noted that a plurality of supporting seats are further included to support and position the reshaping mechanism, for example, the first supporting seat 63, the second supporting seat 73 and the third supporting seat 83 in fig. 3, which is the prior art and is not described herein again.
The welding mechanism 9 is positioned at the rear end of the shaping mechanism and is used for lapping two overlapped side edges of the strip-shaped materials into a whole; specifically, the welding mechanism 9 includes a pressing mechanism 91 and a welding head 92, the welding head 92 is located right above the two overlapped sides of the belt-shaped material, and the pressing mechanism 91 drives the welding head 92 to move down to press the two overlapped sides of the belt-shaped material onto the lining plate 4 and weld the two overlapped sides of the belt-shaped material. The bonding head 92 in the present embodiment may be a high frequency bonding head, an ultrasonic bonding head, or an electrothermal bonding head, and is intended to bond the bonding surfaces of the first bending side 121 and the second bending side 122 overlapping each other of the strip-shaped material 12 as shown in fig. 2. Finally, the loop-shaped draw tape as shown in fig. 4 is obtained.
And the fixed-length cutting mechanism 11 is positioned at the rear end of the welding mechanism 9, and the fixed-length cutting mechanism 11 cuts the belt-shaped material with two overlapped side edges into fixed lengths. In this embodiment, the fixed-length cutting mechanism 11 includes a linear reciprocating component 1121, a cutting knife 112, and a fixed-length feeding component 111, the linear reciprocating component 1121 drives the cutting knife 112 to move up and down for cutting, the fixed-length feeding component 111 includes feeding rollers arranged in pairs, the feeding rollers are driven by a servo motor, and the fixed length is realized by controlling the rotation speed of the servo motor and the time difference between the cutting times of the cutting knife 112 driven by the linear reciprocating component 1121; further preferably, the present embodiment further includes a buffer mechanism 10, the buffer mechanism 10 is located before the welding mechanism 9 and the cutting mechanism 11, the buffer mechanism 10 pulls the strip-shaped material 12 to intermittently move in coordination with the welding mechanism 9, that is, when the welding head of the welding mechanism 9 moves down for welding, the feed roller of the buffer mechanism 10 stops rotating, then continues to rotate after the welding head is lifted, and the strip-shaped material with a set length is temporarily stored in the buffer mechanism 10, so as to meet the requirement that the cutting mechanism 11 intentionally and continuously operates.
Further preferably, the present embodiment further includes a heating device 13, and the heating device 13 is located between the unwinding mechanism 1 and the copying mechanism 3 and heats the strip material 12. The heating device 13 may be a heating device in the prior art, such as a heating lamp tube, and the purpose of the heating device is to soften the strip-shaped material to a certain extent, so as to facilitate the bending formation.
The above embodiment is only the preferred embodiment of the present invention, and the protection scope of the present invention is not limited in this way, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (10)
1. The utility model provides a stretching strap make-up machine which characterized in that: comprises that
The unwinding mechanism (1), the band-shaped material (12) is paid out by the unwinding mechanism (1);
the profiling mechanism (3) continuously bends two side edges of the strip-shaped material (12) towards the middle of the strip-shaped material;
the lining plate (4) is positioned at the rear end of the profiling mechanism (3), and the inner surface of the strip-shaped material (12) is attached to the lower surface of the lining plate (4);
the shaping mechanism applies acting force to the two bent side edges of the strip-shaped material (12) so as to enable the two bent side edges of the strip-shaped material (12) to be continuously bent and overlapped towards the middle part of the strip-shaped material (12) and completely wrap the lining plate (4);
the welding mechanism (9) is positioned at the rear end of the shaping mechanism and is used for lapping two overlapped side edges of the strip-shaped materials into a whole;
and the fixed-length cutting mechanism (11) is positioned at the rear end of the welding mechanism (9), and the fixed-length cutting mechanism (11) cuts the strip-shaped material with the two side edges overlapped in a fixed-length manner.
2. The draw tape forming machine of claim 1, further comprising: the device is characterized by further comprising a heating device (13), wherein the heating device (13) is located between the unreeling mechanism (1) and the profiling mechanism (3) and is used for heating the strip-shaped material (12).
3. A draw tape forming machine as claimed in claim 1, wherein: the shaping mechanism comprises a first shaping mechanism (5), a second shaping mechanism (6), a third shaping mechanism (7) and a fourth shaping mechanism (8), wherein the first shaping mechanism (5), the second shaping mechanism (6), the third shaping mechanism (7) and the fourth shaping mechanism (8) are sequentially arranged between the shaping mechanism (3) and the welding mechanism (9).
4. The draw tape forming machine of claim 1, further comprising: the profiling mechanism (3) comprises profiling rollers (31) which are symmetrically arranged, the lower roller surface of each profiling roller (31) is in contact with the middle of the strip-shaped material (12) and applies a trending force to the middle of the strip-shaped material (12), the maximum distance between the profiling rollers (31) is smaller than the width of the strip-shaped material (12), the trending force enables the middle of the strip-shaped material (12) to be concave, and the two side edges are bent towards the middle.
5. The draw tape forming machine of claim 3, further comprising: the first shaping mechanism (5) comprises a first shaping rod (51) and a second shaping rod (52) which are arranged on two sides of the lining plate (4) respectively, the first shaping rod (51) and the second shaping rod (52) are staggered from front to back and are in contact with the bending edges on two sides of the strip-shaped material (12) respectively, and a set drop height is formed in the vertical direction of the first shaping rod (51) and the second shaping rod (52).
6. The draw tape forming machine of claim 5, further comprising: the second shaping mechanism (6) comprises a first shaping roller (61) and a second shaping roller (62) which are respectively arranged on two sides of the lining plate (4), the first shaping roller (61) and the second shaping roller (62) are staggered from front to back and are respectively contacted with bending edges on two sides of the belt-shaped material (12), and the vertical heights of the first shaping roller (61) and the second shaping roller (62) are lower than the minimum heights of the first shaping rod (51) and the second shaping rod (52).
7. The draw tape forming machine of claim 6, further comprising: the third shaping mechanism (7) comprises a first shaping pressing plate (71) and a second shaping pressing plate (72) which are respectively arranged on two sides of the lining plate (4), the first shaping pressing plate (71) and the second shaping pressing plate (72) are staggered from front to back and are respectively contacted with the bending edges on two sides of the strip-shaped material (12), and the height of the first shaping pressing plate (71) and the second shaping pressing plate (72) in the vertical direction is lower than the minimum height of the first shaping roller (61) and the second shaping roller (62).
8. The draw tape forming machine of claim 7, further comprising: the fourth shaping mechanism (8) comprises a third shaping roller (81) and a fourth shaping roller (82) which are respectively arranged on two sides of the lining plate (4), and the third shaping roller (81) and the fourth shaping roller (82) are staggered from front to back and are respectively contacted with the bent edges on two sides of the strip-shaped material (12).
9. The draw tape forming machine of claim 1, further comprising: the welding mechanism (9) comprises a pressing mechanism (91) and a welding head (92), the welding head (92) is located right above two overlapped side edges of the strip-shaped materials, and the pressing mechanism (91) drives the welding head (92) to move downwards to press the two overlapped side edges of the strip-shaped materials onto the lining plate (4) and enable the two overlapped side edges of the strip-shaped materials to be welded.
10. A draw tape forming machine as claimed in claim 9, wherein: the device is characterized by further comprising a buffer mechanism (10), wherein the buffer mechanism (10) is positioned in front of the welding mechanism (9) and the cutting mechanism (11), and the buffer mechanism (10) drives the strip-shaped material (12) to move intermittently in coordination with the welding mechanism (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221068498.1U CN217944386U (en) | 2022-04-29 | 2022-04-29 | Drawstring forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221068498.1U CN217944386U (en) | 2022-04-29 | 2022-04-29 | Drawstring forming machine |
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| Publication Number | Publication Date |
|---|---|
| CN217944386U true CN217944386U (en) | 2022-12-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221068498.1U Active CN217944386U (en) | 2022-04-29 | 2022-04-29 | Drawstring forming machine |
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| CN (1) | CN217944386U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953533A (en) * | 2022-05-19 | 2022-08-30 | 浙江嘉声环保科技有限公司 | Drawstring forming process and drawstring forming machine |
-
2022
- 2022-04-29 CN CN202221068498.1U patent/CN217944386U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114953533A (en) * | 2022-05-19 | 2022-08-30 | 浙江嘉声环保科技有限公司 | Drawstring forming process and drawstring forming machine |
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