CN117863527A - Double-layer hose integral manufacturing equipment and manufacturing process - Google Patents
Double-layer hose integral manufacturing equipment and manufacturing process Download PDFInfo
- Publication number
- CN117863527A CN117863527A CN202410163790.9A CN202410163790A CN117863527A CN 117863527 A CN117863527 A CN 117863527A CN 202410163790 A CN202410163790 A CN 202410163790A CN 117863527 A CN117863527 A CN 117863527A
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- Prior art keywords
- layer
- double
- hose
- welding rod
- cylinder
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 39
- 238000003466 welding Methods 0.000 claims abstract description 84
- 239000000463 material Substances 0.000 claims abstract description 29
- 238000000034 method Methods 0.000 claims abstract description 10
- 239000004745 nonwoven fabric Substances 0.000 claims description 23
- 238000010438 heat treatment Methods 0.000 claims description 21
- 239000012943 hotmelt Substances 0.000 claims description 20
- 238000003825 pressing Methods 0.000 claims description 15
- 229920004933 Terylene® Polymers 0.000 claims description 11
- 239000005020 polyethylene terephthalate Substances 0.000 claims description 11
- 229920000728 polyester Polymers 0.000 claims description 10
- 238000004804 winding Methods 0.000 claims description 10
- 238000002844 melting Methods 0.000 claims description 7
- 230000008018 melting Effects 0.000 claims description 7
- 238000012216 screening Methods 0.000 claims description 4
- 230000008602 contraction Effects 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 230000009977 dual effect Effects 0.000 claims 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 75
- 238000005096 rolling process Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002356 single layer Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Landscapes
- Lining Or Joining Of Plastics Or The Like (AREA)
- Rigid Pipes And Flexible Pipes (AREA)
Abstract
The invention discloses integral manufacturing equipment and manufacturing process of a double-layer hose, and belongs to the technical field of hose production. Leaving a gap on the double-layer hose, and placing an inner layer welding rod with the same material as the inner layer material on the inner layer material through the gap; and after the whole inner layer welding rod is completely placed in the gap and welded, the outer layer material which is the same as the outer layer welding rod is welded outside the gap by using the whole outer layer welding rod. The invention provides a brand new double-layer hose manufacturing process and manufacturing equipment, solves the manufacturing difficulty of the double-layer hose, limits the welding mode of an inner layer welding rod and the welding mode of an outer layer welding rod, and ensures that the welding strength of the double-layer hose welded by the inner layer welding mode and the outer layer welding mode is far higher than the strength requirement of raw materials; the equipment and the process are operated aiming at the whole double-layer hose, so that the manufacturing difficulty is solved, and the manufacturing speed is increased.
Description
Technical Field
The invention relates to integral manufacturing equipment and manufacturing process of a double-layer hose, and belongs to the technical field of hose production.
Background
At present, in the field of hose production, a pipeline sleeving mode is generally adopted at present, an outer pipe is directly sleeved outside an inner pipe, and the applicant proposes to manufacture a double-layer hose by adopting a mode of firstly stacking double-layer sheets and then rolling the double-layer sheets into a pipe and then welding the pipe, wherein the whole manufacturing process of the double-layer hose is only a single-layer hose welding method in the prior art, and the whole manufacturing process of the double-layer hose of a water supply pipeline does not exist.
Disclosure of Invention
The invention provides equipment and a process for integrally manufacturing a double-layer hose, which solve the problem that the existing hose production technology field does not have a corresponding process for integrally manufacturing the double-layer hose.
The technical problems to be solved by the invention are realized by adopting the following technical scheme:
the whole manufacturing equipment and manufacturing process of the double-layer hose are provided with a workbench, the two layers of sheet materials are stacked on the workbench, the double-layer hose is wound, a gap is reserved on the double-layer hose, and an inner layer welding rod which is the same as the inner layer material is placed on the inner layer material through the gap; and after the whole inner layer welding rod is completely placed in the gap and welded, the outer layer material which is the same as the outer layer welding rod is welded outside the gap by using the whole outer layer welding rod.
As a preferred example, the inner electrode welds the inner material using flash welding or glue film welding.
When flash welding is adopted, a layer of inner layer material at the contact position of the inner layer welding rod and the inner layer material is melted, so that the flash welding operation is realized.
As a preferred example, the double-layer hose is a polyester screened non-woven fabric as an inner layer material, a polyester screened non-woven fabric as an inner layer electrode, a resin as an outer layer material, and a PE electrode or a TPU electrode as the resin electrode.
As a preferred example, the polyester screened nonwoven fabric is flash welded with a polyester screened nonwoven fabric electrode, wherein: the flash melting temperature is 300-350 ℃, and the flash melting time is within 10 s.
The double-layer hose integral manufacturing equipment comprises a winding workbench and a welding device, wherein the winding workbench comprises a workbench, two sides on the workbench are respectively provided with a rotating shaft through a third cylinder, and the rotating shafts are provided with arc-shaped sleeve pieces for winding double-layer sheets into a tube and limiting the double-layer hose in the space of the arc-shaped sleeve pieces;
the welding device comprises a hot melt groove, wherein the cross section of the hot melt groove is U-shaped, one end of the hot melt groove is fixedly connected with a fixed clamp, the other end of the hot melt groove is provided with a movable clamp through a first cylinder, the fixed clamp corresponds to the movable clamp and is used for fixing two ends of a whole double-layer hose, and the double-layer hose is fixed in the hot melt groove, so that the double-layer hose is fixed in the radial direction of the double-layer hose; the two sides of the workbench are respectively provided with a rotating shaft through a third cylinder, the rotating shafts are provided with arc-shaped sleeve parts, the output ends of the third cylinders drive the rotating shafts to rotate through driving the third cylinders, the arc-shaped sleeve parts on the two sides enable double-layer sheets to be rolled up into tubes from the two sides to the middle in the overturning process, the tubes are limited in a space formed by the arc-shaped sleeve parts on the two sides after being formed, a pressing plate is arranged on a hot melting groove through a second cylinder, a heating plate is arranged below the pressing plate, the width of the pressing plate is half of the width of a double-layer hose, on one hand, the pressing plate and the heating plate are used for realizing flattening operation of the double-layer hose through the expansion and contraction of the second cylinder, on the other hand, after flattening, the pressing plate is used for heating the polyester screening non-woven fabric welding rods positioned in the double-layer hose, so that the polyester screening non-woven fabric welding rods are fused on the inner side of the off-seam non-woven fabric and positioned on the polyester screening non-woven fabric welding rods;
after the welding is finished, the output end of the second cylinder is contracted, the whole PE welding rod is placed outside the gap outside the double-layer hose by using a worker, then the second cylinder is started, the output end of the second cylinder is extended until the heating plate is in contact with the PE welding rod and heats the heating plate to melt the PE welding rod.
The beneficial effects of the invention are as follows: the invention utilizes the whole welding rod of the inner layer and the whole welding rod of the outer layer to weld the inner side and the outer side of the gap so as to finally form a double-layer hose; the equipment and the process are operated for the whole double-layer hose, so that the manufacturing difficulty is solved, and the manufacturing speed is increased.
Drawings
FIG. 1 is a flow chart of the overall manufacturing process of a double-layer hose according to the present invention;
FIG. 2 is a schematic structural view of the welding device according to the present invention, not including a workbench, in the whole manufacturing process of the double-layer hose;
FIG. 3 is a schematic view of a winding table of the present invention showing a double-layered sheet being rolled up into a tube by being pushed by an arcuate sleeve; and is a schematic side view of fig. 2, excluding the welding device of fig. 2;
FIG. 4 is a schematic view of a heating plate of a welding apparatus of the present invention heating inner and outer electrodes, with the arc-shaped sleeve removed;
FIG. 5 is a schematic top view of a welding apparatus according to the present invention;
fig. 6 is a schematic view of the structure of a double hose finally welded according to the present invention.
In the figure: the hot melt tank 1, the fourth cylinder 2, the cable 3, the first cylinder 4, the fixed block 5, the heating plate 6, the second movable clamp 7, the double-layer hose 8, the terylene mesh non-woven fabric welding rod 9, the PE welding rod 10, the arc-shaped sleeve 11 and the pressing plate 12.
Detailed Description
The invention will be further described with reference to specific drawings and examples in order to provide a better understanding of the technical means, the creation characteristics, the achievement of the objects and the effects of the invention.
The double-layer hose is formed by rolling double-layer sheets into a pipe, sequentially superposing two sheets which are made of different materials and have the same width, namely, firstly putting one sheet, then putting the sheet made of the other material above the sheet, but the two sheets with the same width, and rolling the double-layer sheets into the pipe.
The pipe is wound and welded by the following welding method.
As shown in fig. 1, the whole manufacturing process of the double-layer hose is provided with a workbench, two layers of sheet materials are stacked on the workbench and wound into a double-layer hose 8, a gap is reserved on the double-layer hose 8, the inner layer material is made of terylene mesh non-woven fabrics, and the inner layer welding rod is made of terylene mesh non-woven fabrics; the outer layer material is PE sheet or TPU sheet, the outer layer welding rod is PE welding rod or TPU welding rod, and the terylene mesh non-woven fabric welding rod 9 is placed on the terylene mesh non-woven fabric sheet through the off-line joint; and after the whole terylene mesh non-woven fabric welding rod 9 is completely placed in the gap and welded, the PE or TPU material is welded outside the gap by using the whole PE welding rod 10 or the TPU welding rod after the terylene mesh non-woven fabric welding rod 9 is welded.
When flash welding is adopted, a layer of inner layer material at the contact part of the terylene mesh non-woven fabric welding rod 9 and the terylene mesh non-woven fabric sheet is melted, the flash welding temperature is 330 ℃, and the flash welding time is within 10 seconds; after flash welding is finished, the PE sheet material at the outer layer is welded by using a PE welding rod, the welding temperature is 340 ℃, and after the final two times of welding are finished, the welding strength of the welding seam reaches or is larger than that of the raw material through detection.
The whole manufacturing process of the double-layer hose can adopt the following manufacturing equipment, as shown in fig. 2-6, and comprises a winding workbench and a welding device, wherein the winding workbench comprises a workbench, two sides on the workbench are respectively provided with a rotating shaft through a third cylinder, the rotating shaft is provided with an arc-shaped sleeve piece 11, the output end of the third cylinder drives the rotating shaft to rotate through driving the third cylinder, the arc-shaped sleeve pieces 11 on two sides enable double-layer sheets to be rolled up from two sides to the middle to form a tube in the overturning process, and the tube is limited in a space formed by the arc-shaped sleeve pieces 11 on two sides after the tube is formed;
the welding device comprises a hot melt tank 1, the cross section of the hot melt tank 1 is U-shaped, one end of the hot melt tank 1 is fixedly connected with a fixed clamp, the other end is provided with a movable clamp through a first cylinder 4, the fixed clamp corresponds to the movable clamp and is used for fixing the two ends of a whole double-layer hose 8, the double-layer hose 8 is fixed in the hot melt tank 1,
the hot melt tank 1 is provided with the pressing plate 12 through the second cylinder, the heating plate 6 is arranged below the pressing plate 12, the width of the pressing plate 12 is half of the width of the double-layer hose 8, the heating plate 6 is positioned in the hot melt tank 1 and above the double-layer hose 8 and corresponds to the off-seam on the double-layer hose 8, on one hand, the combination body formed by the pressing plate 12 and the heating plate 6 is subjected to flattening operation through the expansion and contraction of the second cylinder, on the other hand, after flattening (the second cylinder is required to be explained, after flattening), the second cylinder is contracted, the double-layer hose 8 is slightly rebounded without being subjected to the integral compression after being combined by the pressing plate 12 and the heating plate 6, so that the off-seam is in a nonuniform condition, namely, part of the off-seam opening is large, and part of the off-seam opening is short, at the moment, the drawing is required to be performed manually, so that the off-seam is uniform), and the polyester net non-woven fabric 9 positioned in the double-layer hose is subjected to hot melting through the heating plate 6, so that the polyester net non-woven fabric 9 is subjected to hot melting on the inner side of the off-seam and positioned on the net non-woven fabric sheet;
after the welding is finished, the output end of the second cylinder is contracted, the whole PE welding rod is placed outside the gap outside the double-layer hose by using a worker, then the second cylinder is started, the output end of the second cylinder is extended until the heating plate is in contact with the PE welding rod and heats the heating plate to melt the PE welding rod.
The invention utilizes the whole welding rod of the inner layer and the whole welding rod of the outer layer to weld the inner side and the outer side of the gap so as to finally form a double-layer hose; the equipment and the process are operated for the whole double-layer hose, so that the manufacturing difficulty is solved, and the manufacturing speed is increased.
The foregoing has shown and described the basic principles and main features of the present invention and the advantages of the present invention. It will be appreciated by persons skilled in the art that the present invention is not limited to the embodiments described above, but is capable of numerous variations and modifications without departing from the spirit and scope of the invention as hereinafter claimed. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (5)
1. The whole manufacturing process of double-deck hose is provided with the workstation, its characterized in that: stacking two layers of sheet materials on a workbench, winding the two layers of hose, reserving a gap on the two layers of hose, and placing an inner layer welding rod which is the same as the inner layer material on the inner layer material through the gap; and after the whole inner layer welding rod is completely placed in the gap and welded, the outer layer material which is the same as the outer layer welding rod is welded outside the gap by using the whole outer layer welding rod.
2. The dual hose integral manufacturing process of claim 1, wherein: the double-layer hose is characterized in that the inner layer material is polyester screening non-woven fabric, and the outer layer material is resin.
3. The dual hose integral manufacturing process of claim 2, wherein: the terylene mesh nonwoven fabric adopts terylene mesh nonwoven fabric welding rod flash welding, wherein: the flash melting temperature is 300-350 ℃, and the flash melting time is within 10 s.
4. Double-deck hose integral manufacturing equipment, its characterized in that: the device comprises a winding workbench and a welding device, wherein the winding workbench comprises a workbench, two sides on the workbench are respectively provided with a rotating shaft through a third cylinder, and an arc-shaped sleeve is arranged on the rotating shafts and is used for winding double-layer sheets into a tube and limiting double-layer hoses to be in an arc-shaped sleeve space;
the welding device comprises a hot melt groove, wherein the cross section of the hot melt groove is U-shaped, one end of the hot melt groove is fixedly connected with a fixed clamp, the other end of the hot melt groove is provided with a movable clamp through a first cylinder, the fixed clamp corresponds to the movable clamp and is used for fixing two ends of a whole double-layer hose, and the double-layer hose is fixed in the hot melt groove, so that the double-layer hose is fixed in the radial direction of the double-layer hose;
the hot melt groove is provided with the pressing plate through the second cylinder, the heating plate is arranged below the pressing plate, the width of the pressing plate is half of the width of the double-layer hose, the heating plate is positioned in the hot melt groove and above the double-layer hose and corresponds to the gap on the double-layer hose, and the hot melt groove is used for flattening the double-layer hose and carrying out welding operation of the whole inner-layer welding rod and the whole outer-layer welding rod on the double-layer hose.
5. The double-layer hose integral manufacturing apparatus according to claim 4, wherein: the output end of the third cylinder drives the rotating shaft to rotate by driving the third cylinder, and the arc-shaped sleeve pieces on two sides enable the double-layer sheet material to be rolled into a tube from two sides to the middle in the overturning process, and the double-layer sheet material is limited in a space formed by the arc-shaped sleeve pieces on two sides after being formed into the tube;
the double-layer hose is flattened through the combination body formed by the pressing plate and the heating plate through the expansion and contraction of the second cylinder, and after the double-layer hose is flattened, the inner-layer welding rod is hot-melted through the heating plate, so that the inner-layer welding rod is hot-melted on the inner side of the release joint and is positioned on the inner-layer sheet;
after the welding is finished, the output end of the second cylinder is contracted, the whole outer layer welding rod is placed outside the double-layer hose outside the gap, then the second cylinder is started, the output end of the second cylinder is extended until the heating plate is in contact with the outer layer welding rod, and the heating plate is heated to melt the outer layer welding rod.
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2023114647302 | 2023-11-07 | ||
| CN202311464730 | 2023-11-07 | ||
| CN202311854471 | 2023-12-29 | ||
| CN2023118544714 | 2023-12-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117863527A true CN117863527A (en) | 2024-04-12 |
Family
ID=90583043
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202410163790.9A Pending CN117863527A (en) | 2023-11-07 | 2024-02-05 | Double-layer hose integral manufacturing equipment and manufacturing process |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117863527A (en) |
-
2024
- 2024-02-05 CN CN202410163790.9A patent/CN117863527A/en active Pending
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