CN117161122B - Spiral pipeline production device and technology with external spiral ribs for coal mine - Google Patents
Spiral pipeline production device and technology with external spiral ribs for coal mine Download PDFInfo
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- CN117161122B CN117161122B CN202311187902.6A CN202311187902A CN117161122B CN 117161122 B CN117161122 B CN 117161122B CN 202311187902 A CN202311187902 A CN 202311187902A CN 117161122 B CN117161122 B CN 117161122B
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 25
- 239000003245 coal Substances 0.000 title claims abstract description 19
- 238000005516 engineering process Methods 0.000 title description 2
- 230000000670 limiting effect Effects 0.000 claims abstract description 75
- 239000000463 material Substances 0.000 claims abstract description 61
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 60
- 238000003466 welding Methods 0.000 claims abstract description 49
- 238000003825 pressing Methods 0.000 claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 14
- 238000001125 extrusion Methods 0.000 claims description 12
- 239000003292 glue Substances 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 4
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 14
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 12
- 239000007789 gas Substances 0.000 description 4
- 238000006748 scratching Methods 0.000 description 4
- 230000002393 scratching effect Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 239000003345 natural gas Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000002360 explosive Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
- 238000003892 spreading Methods 0.000 description 1
- 230000007480 spreading Effects 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
Abstract
The invention relates to the technical field of spiral pipe production equipment, and provides a spiral pipe production device with external spiral ribs for coal mines, which comprises an unreeling machine I, a winding machine II and a winding machine I, wherein the unreeling machine I is used for unreeling reinforcing rib coiled materials; the unreeling machine II is positioned at one side of the unreeling machine I and is used for unreeling the board; the pressing table is positioned at one side of the unreeling machine II and is used for profiling the reinforcing rib coiled material; the welding table is positioned at one side of the material pressing table; the traction wheel is rotatably arranged on the welding table and is abutted with the plate, the traction wheel is provided with an annular groove, and the reinforcing rib coiled material is positioned in the annular groove and is abutted with the groove wall of the annular groove; the support piece is arranged on the welding table, the plate is positioned between the traction wheel and the support piece, and the support piece is provided with a through groove I; the limiting piece is arranged at the bottom of the plate and penetrates through the first through groove, and the limiting piece is identical to the first through groove in outline. Through the technical scheme, the problem that the plate of the spiral pipe in the production process is easy to deviate in the prior art is solved.
Description
Technical Field
The invention relates to the technical field of spiral pipe production equipment, in particular to a spiral pipe production device with external spiral ribs for a coal mine and a process.
Background
In recent years, unconventional natural gas (coal bed gas, shale gas, natural gas hydrate and the like) is increasingly paid attention to, and many coal mines begin to extract the coal bed gas for power generation, and the unconventional natural gas is not simply discharged into the atmosphere, so that the greenhouse effect is reduced, and the energy is saved. However, the coalbed methane belongs to explosive gas, and when the concentration of the coalbed methane in the air reaches more than 5%, the coalbed methane can explode when meeting open fire, so that the requirements on the conveying pipeline are higher and higher. At present, a spiral pipeline with reinforcing ribs is available for extracting coal bed gas, in the production process, a reinforcing rib plate and a pipeline plate are respectively unreeled, the reinforcing rib plate is placed above the pipeline plate, a buckling edge is pressed out at the edge of the reinforcing rib plate, the buckling edge of the pipeline plate at an adjacent position is buckled, then welded, and finally the whole pipeline enters a winding machine for processing, so that a spiral pipe with the reinforcing ribs is formed. However, in the whole production process, the pipeline board has the problem of deviation, which affects the forming quality of the final spiral pipe, so that the existing production device needs to be improved to solve the problem.
Disclosure of Invention
The invention provides a spiral pipeline production device and a process with external spiral ribs for a coal mine, which solve the problem that a plate of a spiral pipe in the production process in the related art is easy to deviate.
The technical scheme of the invention is as follows:
a spiral pipeline production device with external spiral ribs for coal mines comprises,
the unreeling machine I is used for unreeling the reinforcing rib coiled material;
the unreeling machine II is positioned at one side of the unreeling machine I and is used for unreeling the board;
the pressing table is positioned at one side of the unreeling machine II and is used for profiling the reinforcing rib coiled material;
the welding table is positioned at one side of the material pressing table;
the traction wheel is rotatably arranged on the welding table, is contacted with the plate and drives the plate to move, and is provided with an annular groove, and the reinforcing rib coiled material is positioned in the annular groove and is abutted with the groove wall of the annular groove;
the support piece is arranged on the welding table, the plate is positioned between the traction wheel and the support piece, and the support piece is provided with a through groove I;
the limiting piece is arranged at the bottom of the plate and penetrates through the first through groove, and the limiting piece is identical to the first through groove in outline.
As a further technical scheme, the reinforcing rib coiled material is positioned at the center line of the plate, and the outline of the limiting piece and the through groove I is in an inverted trapezoid shape.
As a further technical scheme, the method also comprises the following steps,
the circulating conveyer belt is arranged on the welding table and positioned below the supporting piece, the circulating conveyer belt is provided with a through groove II, the outline of the through groove II is identical with that of the through groove I, the limiting piece contains a magnetic metal piece, and the through groove II is internally provided with a magnet piece;
the stripping guide piece is arranged on the welding table and positioned at one side of the circulating conveyor belt, and the limiting piece passes through the first through groove and is contacted with the stripping guide piece to be separated from the plate material, so as to enter the second through groove;
and the glue coating wheel is rotatably arranged on the welding table, is positioned below the circulating conveyer belt and stretches into the second through groove.
As a further technical scheme, the stripping guide piece is arc-shaped, one end of the stripping guide piece is abutted against the bottom of the plate, and the other end of the stripping guide piece is abutted against the circulating conveyer belt.
As a further technical scheme, the method also comprises the following steps,
the stripping extrusion piece is arranged at one end of the supporting piece and is positioned above the circulating conveying belt, the stripping extrusion piece stretches into the through groove II to be abutted with the bottom wall of the through groove II, and the stripping extrusion piece is provided with a stripping inclined plane which is used for enabling the limiting piece to be separated from the through groove II.
As a further technical scheme, the distance between the stripping inclined plane and the plate is equal to or smaller than the width of the limiting piece.
As a further technical scheme, the method also comprises the following steps,
the limiting concave wheel is rotatably arranged on the welding table and positioned at one side of the traction wheel;
the limiting cam is rotationally arranged on the welding table and located below the limiting concave wheel, the reinforcing rib coiled material penetrates through the limiting concave wheel and the limiting cam, and the outline of a gap between the limiting concave wheel and the limiting cam is identical to the cross section outline of the reinforcing rib coiled material.
As a further technical scheme, the method also comprises the following steps,
the lifting block is arranged on the pressing table in a lifting manner;
the profiling concave wheel is rotationally arranged on the lifting block;
the profiling cam is rotationally arranged on the pressing table and positioned below the profiling concave wheel, and the profiling concave wheel and the profiling cam are used for profiling the reinforcing rib coiled material.
As a further technical scheme, the spiral pipeline production process with the external spiral ribs for the coal mine is also provided, and the spiral pipeline production device is used, and further comprises the following steps:
s1, respectively unreeling a reinforcing rib coiled material and a board through the unreeling machine I and the unreeling machine II;
s2, pressing and forming the reinforcing rib coiled material through the pressing table, enabling the plate to pass through the bottom of the pressing table, and enabling the reinforcing rib coiled material and the plate to be attached up and down at the traction wheel of the welding table to move together;
s3, welding the reinforcing rib coiled material and the plate on the welding table, and then entering a winding machine for processing into a whole.
The working principle and the beneficial effects of the invention are as follows:
in the invention, in the step of bonding and welding the reinforcing rib coiled material and the plate, namely, the plate is limited by the limiting piece at the welding table, the plate is subjected to anti-deviation treatment under the condition that the normal operation of the working procedure is not influenced, the reinforcing rib coiled material is effectively kept at the same welding position on the plate, and the forming quality of the spiral pipeline is ensured.
The specific working principle is as follows: the production process of the spiral pipe includes pressing reinforcing ribs to form similar concave shape, adhering the reinforcing ribs to the central position of the plate, welding the reinforcing ribs together with the plate with welding gun to form one integral, and final winding in winding machine to form the spiral pipe with reinforcing ribs. In the welding step, the reinforcing rib coiled material and the plate meet at the traction wheel, an annular groove is formed in the center of the traction wheel inwards, the reinforcing rib coiled material is abutted to the annular groove, the rest part of the traction wheel is abutted to the top of the plate, the reinforcing rib coiled material and the plate are driven to move forwards together, a supporting piece is arranged at the bottom of the plate, the supporting piece can be directly arranged under the traction wheel, the traction wheel which is arranged up and down can be selected, the supporting piece is arranged at one side of the traction wheel group, the plate can enter the winding machine after passing through the supporting piece, in order to avoid the supporting piece from scratching the plate, the existing flexible material can be paved on the supporting piece, a gap can be reserved between the plate and the supporting piece, the limiting piece can be a soft belt, and because the profile of the limiting piece is identical to that of the through groove one, the limiting piece can slide in the through groove one, the condition that the plate is offset left and right is avoided, namely the limiting piece can slide on the pre-winding machine, and the limiting piece can be removed before the plate enters the winding machine.
Drawings
The invention will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic perspective view of a welding table according to the present invention;
FIG. 3 is an enlarged view of a portion A of FIG. 2;
FIG. 4 is a schematic perspective view of a circulating conveyor belt and a support plate according to the present invention;
in the figure: 1. the device comprises a first unreeling machine, a second unreeling machine, a plate, a 5, a material pressing table, a 6, a welding table, a 7, a traction wheel, an 8, an annular groove, a 9, a supporting piece, a 10, a first through groove, a 11, a limiting piece, a 12, a circulating conveying belt, a 13, a second through groove, a 14, a stripping guide piece, a 15, a gluing wheel, a 16, a stripping extrusion piece, a 17, a stripping inclined plane, a 18, a limiting concave wheel, a 19, a limiting cam, a 20, a lifting block, a 21, a profiling concave wheel, a 22 and a profiling cam.
Detailed Description
The technical solutions of the embodiments of the present invention will be clearly and completely described below in conjunction with the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
As shown in fig. 1 to 4, the embodiment provides a spiral pipe production device with external spiral ribs for coal mines, which comprises,
the unreeling machine I1 is used for unreeling the reinforcing rib coiled material 2;
the unreeling machine II 3 is positioned at one side of the unreeling machine I1, and the unreeling machine II 3 is used for unreeling the board 4;
the pressing table 5 is positioned at one side of the unreeling machine II 3 and is used for profiling the reinforcing rib coiled material 2;
a welding table 6 positioned at one side of the pressing table 5;
the traction wheel 7 is rotatably arranged on the welding table 6, is contacted with the plate 4 and drives the plate 4 to travel, the traction wheel 7 is provided with an annular groove 8, and the reinforcing rib coiled material 2 is positioned in the annular groove 8 and is abutted with the groove wall of the annular groove;
the support piece 9 is arranged on the welding table 6, the plate 4 is positioned between the traction wheel 7 and the support piece 9, and the support piece 9 is provided with a through groove I10;
the limiting piece 11 is arranged at the bottom of the plate 4, penetrates through the first through groove 10, and the limiting piece 11 has the same outline as the first through groove 10.
In this embodiment, in order to solve the problem that the plate 4 of the spiral pipe in the production process is easy to deviate in the related art, in the step of bonding and welding the reinforcing rib coiled material 2 and the plate 4, that is, the welding table 6 utilizes the limiting piece 11 to limit the plate 4, the plate 4 is subjected to deviation prevention treatment under the condition that the normal working procedure is not affected, the reinforcing rib coiled material 2 is effectively kept at the same welding position on the plate 4, and the forming quality of the spiral pipe is ensured.
The specific working principle is as follows: the production process of the spiral pipe is that the reinforcing ribs are pressed into a shape similar to a concave shape, then the reinforcing ribs are attached to the central position of the plate 4, then the reinforcing ribs and the plate are welded into a whole by using a welding gun, and finally the spiral pipe with the reinforcing ribs is manufactured by a winding machine. In the welding step, the reinforcing rib coiled material 2 and the plate 4 meet at the traction wheel 7, an annular groove 8 is inwards formed in the central position of the traction wheel 7, the reinforcing rib coiled material 2 is abutted in the annular groove 8, the rest part of the traction wheel 7 is abutted at the top of the plate 4, the reinforcing rib coiled material 2 and the plate 4 are driven to advance forwards together, a supporting piece 9 is arranged at the bottom of the plate 4, the supporting piece 9 can be directly arranged under the traction wheel 7, the traction wheel 7 arranged up and down can be selected, the supporting piece 9 is arranged at one side of the traction wheel set, the plate 4 can enter a winding machine after passing through the supporting piece 9, in order to avoid the supporting piece 9 from scratching the plate 4, the supporting piece 9 can be paved with the existing flexible material, a gap can be reserved between the plate 4 and the supporting piece 9, a soft belt can be selected for the limiting piece 11, and the contour of the limiting piece 11 is identical with the contour of the through groove 10, the limiting piece 11 slides in the through groove 10 in the advancing process, the limiting piece 11 can be limited by the through groove 10, the plate 4 can be prevented from being deviated to the left side of the plate 4, namely, the plate 4 can be prevented from being deviated to the winding machine 4, and the problem of the plate 4 can be prevented from being removed.
Further, the reinforcing rib coiled material 2 is positioned at the center line of the plate 4, and the outline of the limiting piece 11 and the through groove 10 is in an inverted trapezoid shape.
In this embodiment, in order to make the first through slot 10 have a better limiting effect on the limiting member 11, the profiles of the limiting member 11 and the first through slot 10 are designed into an inverted trapezoid.
Further, the method also comprises the steps of,
the circulating conveyer belt 12 is arranged on the welding table 6 and is positioned below the supporting piece 9, the circulating conveyer belt 12 is provided with a through groove II 13, the outline of the through groove II 13 is the same as that of the through groove I10, the limiting piece 11 contains a magnetic metal piece, and the through groove II 13 is internally provided with a magnet piece;
the stripping guide piece 14 is arranged on the welding table 6 and positioned on one side of the circulating conveyer belt 12, and the limiting piece 11 passes through the first through groove 10 to be abutted with the stripping guide piece 14 and then separated from the plate 4, and enters the second through groove 13;
the glue coating wheel 15 is rotatably arranged on the welding table 6, is positioned below the circulating conveyer belt 12 and extends into the through groove two 13.
In this embodiment, in order to make the limiting piece 11 automatically installed and removed at the bottom of the plate 4, the stripping guide piece 14 is installed at the end of the supporting piece 9, the circulating conveyor belt 12 and the glue spreading wheel 15 are installed below the supporting piece 9, and the specific working principle is that after the limiting piece 11 is separated from the first through groove 10, the limiting piece 11 is abutted against the stripping guide piece 14 and separated from the plate 4, that is, the stripping guide piece 14 rejects the limiting piece 11 from the plate 4, then the limiting piece 11 gradually approaches the second through groove 13 along the stripping guide piece 14, under the action of the attraction of the magnet piece, the magnetic metal piece in the limiting piece is absorbed into the second through groove 13, the plate 4 continues to travel, the limiting piece 11 gradually separates from the plate 4 and is conveyed away by the circulating conveyor belt 12, the surface of the limiting piece 11, which contacts the plate 4, is glued by the conveying of the circulating conveyor belt 12, and when the limiting piece 11 is conveyed to the other end of the circulating conveyor belt 12, the limiting piece 11 is abutted against the part of the plate 4 which does not enter the traction wheel 7, under the action of the glue, the limiting piece 11 can be attached to the plate 4, and the limiting piece 4 is again attracted by the magnet piece to the through the second through the magnet piece 13, and the plate 4 is prevented from running intermittently. In order to keep the plate 4 clean, a cleaning roller can be arranged to erase the residual adhesive on the plate 4, so that the limiting piece 11 is convenient to bond again, and the influence of reduced adhesion effect after multiple bonding is avoided.
Further, the peeling guide 14 has an arc shape, one end of which abuts against the bottom of the sheet material 4, and the other end of which abuts against the endless conveyor belt 12.
In this embodiment, the peeling guide 14 is an arc-shaped plate, and in order to avoid scratching the sheet material 4 and the endless conveyor belt 12 at both ends thereof, a flexible material may be provided at the ends thereof or a gap may be reserved between the sheet material 4 and the endless conveyor belt 12.
Further, the method also comprises the steps of,
the stripping extrusion piece 16 is arranged at one end of the supporting piece 9 and is positioned above the circulating conveyer belt 12, the stripping extrusion piece 16 stretches into the through groove II 13 to be in contact with the bottom wall of the through groove II, the stripping extrusion piece 16 is provided with a stripping inclined surface 17, and the stripping inclined surface 17 is used for separating the limiting piece 11 from the through groove II 13.
In this embodiment, in order to enhance the adhesion effect of the limiting member 11 on the plate 4, a stripping extrusion 16 is further disposed on the supporting member 9, the stripping extrusion 16 is similar to a triangle, a right-angle surface is immersed into the through groove two 13, the limiting member 11 is scooped up from the through groove two 13, the limiting member 11 is ensured to be separated from the through groove two 13 and is contacted with the plate 4, and in addition, in order to avoid the right-angle surface and the stripping inclined surface 17 from scratching the endless conveyor belt 12 or the limiting member 11, a flexible material can be paved on the limiting member 11.
Further, the separation of the peeling inclined surface 17 from the plate material 4 is equal to or smaller than the width of the stopper 11.
In this embodiment, the stripping inclined surface 17 can press the limiting member 11 to make it better fit with the plate 4.
Further, the method also comprises the steps of,
the limiting concave wheel 18 is rotatably arranged on the welding table 6 and positioned on one side of the traction wheel 7;
the limit cam 19 is rotatably arranged on the welding table 6 and is positioned below the limit concave wheel 18, the reinforcing rib coiled material 2 passes through the space between the limit concave wheel 18 and the limit cam 19, and the outline of a gap between the limit concave wheel 18 and the limit cam 19 is identical with the cross section outline of the reinforcing rib coiled material 2.
In this embodiment, a limit concave wheel 18 and a limit cam 19 are also arranged before entering the traction wheel 7 for limiting the stiffener web 2.
Further, the method also comprises the steps of,
the lifting block 20 is arranged on the material pressing table 5 in a lifting manner;
the profiling concave wheel 21 is rotatably arranged on the lifting block 20;
the profiling cam 22 is rotatably arranged on the pressing table 5 and is positioned below the profiling concave wheel 21, and the profiling concave wheel 21 and the profiling cam 22 are used for profiling the reinforcing rib coiled material 2.
In this embodiment, the pressing of the reinforcing web 2 is effected by the profiling concave wheel 21 and the profiling cam 22.
Further, a spiral pipeline production process with external spiral ribs for coal mines is provided, a spiral pipeline production device is used, and the method further comprises the following steps:
s1, respectively unreeling a reinforcing rib coiled material 2 and a board 4 through an unreeling machine I1 and an unreeling machine II 3;
s2, pressing and forming the reinforcing rib coiled material 2 through a pressing table 5, enabling the plate 4 to pass through the bottom of the pressing table 5, and enabling the reinforcing rib coiled material 2 and the plate 4 to be attached up and down at a traction wheel 7 of a welding table 6 to travel together;
s3, welding the reinforcing rib coiled material 2 and the plate 4 on a welding table 6, and then entering a winding machine for processing into a whole.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (5)
1. A spiral pipeline production device with external spiral ribs for coal mines is characterized by comprising,
the unreeling machine I (1) is used for unreeling the reinforcing rib coiled material (2);
the unreeling machine II (3) is positioned at one side of the unreeling machine I (1), and the unreeling machine II (3) is used for unreeling the plate (4);
the pressing table (5) is positioned at one side of the unreeling machine II (3) and is used for profiling the reinforcing rib coiled material (2);
a welding table (6) positioned at one side of the material pressing table (5);
the traction wheel (7) is rotatably arranged on the welding table (6), is contacted with the plate (4) and drives the plate to move, the traction wheel (7) is provided with an annular groove (8), and the reinforcing rib coiled material (2) is positioned in the annular groove (8) and is abutted with the groove wall of the annular groove;
the support piece (9) is arranged on the welding table (6), the plate (4) is positioned between the traction wheel (7) and the support piece (9), and the support piece (9) is provided with a through groove I (10);
the limiting piece (11) is arranged at the bottom of the plate (4) and penetrates through the first through groove (10), and the limiting piece (11) and the first through groove (10) have the same outline;
the reinforcing rib coiled material (2) is positioned at the center line of the plate (4), and the outline of the limiting piece (11) and the through groove I (10) is in an inverted trapezoid shape;
the circulating conveyer belt (12) is arranged on the welding table (6) and is positioned below the supporting piece (9), the circulating conveyer belt (12) is provided with a through groove II (13), the contour of the through groove II (13) is identical with that of the through groove I (10), the limiting piece (11) contains a magnetic metal piece, and a magnet piece is arranged in the through groove II (13);
the stripping guide piece (14) is arranged on the welding table (6) and positioned on one side of the circulating conveyor belt (12), and the limiting piece (11) passes through the first through groove (10) to be abutted with the stripping guide piece (14) and then separated from the plate (4) to enter the second through groove (13);
the glue coating wheel (15) is rotatably arranged on the welding table (6), is positioned below the circulating conveyer belt (12) and extends into the through groove II (13);
the stripping guide piece (14) is arc-shaped, one end of the stripping guide piece is abutted against the bottom of the plate (4), and the other end of the stripping guide piece is abutted against the circulating conveyor belt (12);
and the stripping extrusion piece (16) is arranged at one end of the supporting piece (9) and is positioned above the circulating conveyer belt (12), the stripping extrusion piece (16) stretches into the through groove II (13) to be abutted with the bottom wall of the through groove II, the stripping extrusion piece (16) is provided with a stripping inclined surface (17), and the stripping inclined surface (17) is used for enabling the limiting piece (11) to be separated from the through groove II (13).
2. A spiral pipe production device with external spiral ribs for coal mines according to claim 1, wherein the distance between the stripping inclined plane (17) and the plate (4) is equal to or smaller than the width of the limiting piece (11).
3. The apparatus for producing a spiral pipe with external spiral ribs for coal mine according to claim 1, further comprising,
the limiting concave wheel (18) is rotatably arranged on the welding table (6) and is positioned at one side of the traction wheel (7);
the limiting cam (19) is rotatably arranged on the welding table (6) and located below the limiting concave wheel (18), the reinforcing rib coiled material (2) passes through the space between the limiting concave wheel (18) and the limiting cam (19), and the outline of a gap between the limiting concave wheel (18) and the limiting cam (19) is identical to the cross section outline of the reinforcing rib coiled material (2).
4. The apparatus for producing a spiral pipe with external spiral ribs for coal mine according to claim 1, further comprising,
the lifting block (20) is arranged on the material pressing table (5) in a lifting manner;
the profiling concave wheel (21) is rotatably arranged on the lifting block (20);
the profiling cam (22) is rotatably arranged on the pressing table (5) and is positioned below the profiling concave wheel (21), and the profiling concave wheel (21) and the profiling cam (22) are used for profiling the reinforcing rib coiled material (2).
5. A spiral pipe production process with external spiral ribs for coal mines, which uses the spiral pipe production device with external spiral ribs for coal mines according to claim 1, and is characterized by further comprising the following steps:
s1, respectively unreeling a reinforcing rib coiled material (2) and a plate (4) through the unreeling machine I (1) and the unreeling machine II (3);
s2, pressing and forming the reinforcing rib coiled material (2) through the pressing table (5), enabling the plate (4) to pass through the bottom of the pressing table (5), and enabling the reinforcing rib coiled material (2) and the plate (4) to be attached up and down at the traction wheel (7) of the welding table (6) to move together;
s3, welding the reinforcing rib coiled material (2) and the plate (4) on the welding table (6), and then entering a winding machine for processing into a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311187902.6A CN117161122B (en) | 2023-09-15 | 2023-09-15 | Spiral pipeline production device and technology with external spiral ribs for coal mine |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311187902.6A CN117161122B (en) | 2023-09-15 | 2023-09-15 | Spiral pipeline production device and technology with external spiral ribs for coal mine |
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| CN117161122A CN117161122A (en) | 2023-12-05 |
| CN117161122B true CN117161122B (en) | 2024-02-13 |
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