CN111069913A - Production equipment and process method of stainless steel welded pipe for heat exchanger - Google Patents
Production equipment and process method of stainless steel welded pipe for heat exchanger Download PDFInfo
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- CN111069913A CN111069913A CN201911379198.8A CN201911379198A CN111069913A CN 111069913 A CN111069913 A CN 111069913A CN 201911379198 A CN201911379198 A CN 201911379198A CN 111069913 A CN111069913 A CN 111069913A
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- roller
- threaded rod
- motor
- mounting plate
- welded pipe
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P23/00—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
- B23P23/04—Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass for both machining and other metal-working operations
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F21/00—Constructions of heat-exchange apparatus characterised by the selection of particular materials
- F28F21/08—Constructions of heat-exchange apparatus characterised by the selection of particular materials of metal
- F28F21/081—Heat exchange elements made from metals or metal alloys
- F28F21/082—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys
- F28F21/083—Heat exchange elements made from metals or metal alloys from steel or ferrous alloys from stainless steel
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- Optics & Photonics (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Butt Welding And Welding Of Specific Article (AREA)
Abstract
The invention discloses a production device of a stainless steel welded pipe for a heat exchanger, which comprises a rack, a curling unit and a welding unit, wherein the curling unit comprises a supporting roller, a positioning roller, a power roller for curling a steel plate and a power assembly for driving the positioning roller to rotate; then, according to the thickness of the steel plate to be curled, the distance between the power roller and the positioning roller is adjusted through the adjusting mechanism, and after the adjustment is completed, the steel plate to be curled is curled to form a tubular shape, so that the operation is simple, the convenience and the practicability are realized, and the working efficiency is improved; be equipped with pushing mechanism, will weld the pipe and push down from the registration roller is automatic, do not need manual operation, improve work efficiency.
Description
Technical Field
The invention relates to the technical field of stainless steel welded pipe production, in particular to stainless steel welded pipe production equipment for a heat exchanger and a process method thereof.
Background
The welded steel pipe is also called as welded pipe, and is made by welding a steel plate or strip steel after being curled and formed, and is generally 6 meters in length. The welded steel pipe has simple production process, high production efficiency, various types and specifications and less equipment investment, but the general strength is lower than that of a seamless steel pipe. The welded steel pipe is divided into a straight welded pipe and a spiral welded pipe according to the form of a weld. The production method comprises the following steps: process classification-arc welded tubes, resistance welded tubes, (high frequency, low frequency) gas welded tubes, furnace welded tubes.
The existing welded pipe production equipment has single function, generally speaking, one machine can only be used for producing the welded pipe with one diameter and thickness, the adaptability is weaker, the manual operation is complex, the automation degree is low, the labor intensity of workers is increased, and the production efficiency is reduced.
Disclosure of Invention
The invention aims to provide a production device of a stainless steel welded pipe for a heat exchanger and a process method thereof, which aim to solve the problems.
In order to achieve the purpose, the invention provides the following technical scheme:
a stainless steel welded pipe production device for a heat exchanger comprises a rack, a crimping unit and a welding unit, wherein the crimping unit comprises a supporting roller, a positioning roller, a power roller for crimping a steel plate and a power assembly for driving the positioning roller to rotate, the positioning roller is detachably mounted on the rack, the supporting roller is arranged under the positioning roller, the positioning roller is fixedly mounted on a U-shaped mounting plate, a second mounting plate is arranged below the U-shaped mounting plate, a second electric push rod is connected between the U-shaped mounting plate and the second mounting plate, the second mounting plate is mounted on the rack, the U-shaped mounting plate is further provided with the welding unit, the welding unit comprises a welding head and a first moving mechanism for driving the welding head to move, a second moving mechanism is connected between the second mounting plate and the rack, the power roller is positioned on one side of the positioning roller, and the rotating center of the power roller is positioned on the central line of the, the power assembly comprises a first electric push rod, a first motor, a first mounting plate and an adjusting mechanism for adjusting the rotating radius of the positioning roller, the first electric push rod is fixedly mounted on the frame, the end part of a telescopic rod of the first electric push rod is fixedly provided with the first motor, the output shaft of the first motor is fixedly provided with the first mounting plate, and the power roller is mounted on the first mounting plate through the adjusting mechanism.
On the basis of the technical scheme, the invention also provides the following optional technical scheme:
in one alternative: the supporting legs are uniformly and symmetrically fixedly arranged at the bottom of the rack, idler wheels are fixedly arranged at the bottom ends of the supporting legs, and the idler wheels are self-locking idler wheels.
In one alternative: first moving mechanism includes the second threaded rod, is used for driving second threaded rod pivoted third motor and internal thread cover, second threaded rod horizontal rotation installs in U type backup pad and is located backing roll one side, and third motor drive connects the second threaded rod, and third motor fixed mounting is on U type mounting panel lateral wall, internal thread cover locates on the second threaded rod, internal thread cover and U template bottom sliding connection.
In one alternative: the second moving mechanism comprises a third threaded rod, a power motor and a mounting seat, the power motor is used for driving the third threaded rod to rotate, the third threaded rod is longitudinally rotatably mounted on the frame, the mounting seat is sleeved on the third threaded rod, the top of the mounting seat is fixed on the second mounting plate, and second sliding blocks are fixed on two sides of the bottom of the second mounting plate and are connected with the frame in a sliding mode.
In one alternative: adjustment mechanism includes second motor, first threaded rod and regulating block, first threaded rod is installed on first mounting panel lateral wall along radial rotation, and second motor fixed mounting just drives on first mounting panel and connects first threaded rod, threaded connection has the regulating block on the first threaded rod, regulating block and first mounting panel sliding connection, power roller fixed mounting is on the regulating block.
In one alternative: the rack is provided with a pushing mechanism for pushing down the welded pipe, and the pushing mechanism comprises a push rod and a third moving mechanism for driving the push rod to move.
In one alternative: third moving mechanism includes the fourth threaded rod, is used for driving fourth threaded rod pivoted fourth motor and L type mounting panel, the fourth threaded rod rotates to be installed in the frame top, and fourth motor drive connects the fourth threaded rod, the vertical board section and the fourth threaded rod threaded connection of L type mounting panel, the vertical board section top and the frame top sliding connection of L type mounting panel, the vertical screw thread of push rod is installed on the diaphragm of L type mounting panel.
Compared with the prior art, the invention has the following beneficial effects:
1. the steel plate coiling device is provided with a coiling unit and a welding unit, wherein the coiling unit comprises a supporting roller, a positioning roller, a power roller for coiling a steel plate and a power assembly for driving the positioning roller to rotate, the power assembly comprises a first electric push rod, a first motor, a first mounting plate and an adjusting mechanism for adjusting the rotating radius of the positioning roller, and the distance between the supporting roller and the positioning roller is adjusted through a second electric push rod; then, according to the thickness of the steel plate to be curled, the distance between the power roller and the positioning roller is adjusted through the adjusting mechanism, after the adjustment is completed, the first motor is started, the first motor drives the power roller to rotate around the positioning roller through the first mounting plate, the power roller curls the steel plate to be curled into a tubular shape, the operation is simple, convenience and practicability are realized, and the working efficiency is improved;
2. be equipped with pushing mechanism, after the welded tube processing was accomplished, pushing mechanism includes push rod and the third moving mechanism that is used for driving the push rod to remove, makes it can with the welded tube contact through the adjustment push rod, thereby it pushes down the welded tube from the registration roller is automatic to drive the push rod motion through third moving mechanism, does not need manual operation, improves work efficiency.
Drawings
Fig. 1 is a schematic structural diagram of a first embodiment of the present invention.
Fig. 2 is a schematic structural diagram of a second embodiment of the present invention.
Notations for reference numerals: 1-rack, 2-first electric push rod, 3-first motor, 4-adjusting block, 5-first threaded rod, 6-second motor, 7-first mounting plate, 8-power roller, 9-positioning roller, 10-three-jaw chuck, 11-welding head, 12-supporting roller, 13-second threaded rod, 14-third motor, 15-internal thread sleeve, 16-first sliding block, 17-U-shaped mounting plate, 18-second electric push rod, 19-second mounting plate, 20-second sliding block, 21-mounting seat, 22-third sliding block, 23-third threaded rod, 24-roller, 25-supporting leg, 26-fourth threaded rod, 27-push rod, 28-L-shaped mounting plate, 29-fourth sliding block, 30-a fourth motor.
Detailed Description
The present invention will be described in detail with reference to the following embodiments, wherein like or similar elements are designated by like reference numerals throughout the several views, and wherein the shape, thickness or height of the various elements may be expanded or reduced in practice. The examples are given solely for the purpose of illustration and are not intended to limit the scope of the invention. Any obvious modifications or variations can be made to the present invention without departing from the spirit or scope of the present invention.
Example 1
Referring to fig. 1, in the embodiment of the present invention, a production apparatus for a stainless steel welded pipe for a heat exchanger includes a frame 1, a crimping unit and a welding unit, wherein support legs 25 are uniformly and symmetrically and fixedly installed at the bottom of the frame 1, rollers 24 are fixedly installed at the bottom ends of the support legs 25, the rollers 24 are self-locking rollers, which facilitate movement of the apparatus, the crimping unit includes a support roller 12, a positioning roller 9, a power roller 8 for crimping a steel plate, and a power assembly for driving the positioning roller 9 to rotate, the positioning roller 9 is detachably installed on the frame 1, in the embodiment, the positioning roller 9 is preferably connected with the frame 1 through a three-jaw chuck 10, which facilitates adjustment of the diameter of the positioning roller 9 according to the inner diameters of different welded pipes required, the support roller 12 is installed under the positioning roller 9, the positioning roller 9 is fixedly installed on a U-shaped installation plate 17, a second installation plate 19 is, a second electric push rod 18 is connected between the U-shaped mounting plate 17 and the second mounting plate 19, and is used for adjusting the distance between the supporting roller 12 and the positioning roller 9 according to the thickness of the steel plate to be curled, so as to improve the adaptability, in this embodiment, two second electric push rods 18 are arranged at intervals, two ends of each second electric push rod 18 are preferably fixedly connected with the U-shaped mounting plate 17 and the second mounting plate 19 through screws, the second mounting plate 19 is mounted on the frame 1, further, a welding unit is further mounted on the U-shaped mounting plate 17, the welding unit comprises a welding head 11 and a first moving mechanism for driving the welding head 11 to move, the first moving mechanism comprises a second threaded rod 13, a third motor 14 for driving the second threaded rod 13 to rotate, and an internal thread sleeve 15, the second threaded rod 13 is horizontally rotatably mounted on the U-shaped supporting plate and is located on one side of the supporting roller 12, the third motor 14 is connected with the second threaded rod 13 in a driving manner, the third motor 14 is fixedly installed on the side wall of the U-shaped mounting plate 17, the internal thread sleeve 15 is sleeved on the second threaded rod 13 in a threaded manner, and the internal thread sleeve 15 is connected with the bottom of the U-shaped plate in a sliding manner, in the embodiment, the bottom of the internal thread sleeve 15 is fixedly provided with the first slider 16, the bottom of the U-shaped mounting plate 17 is provided with a sliding chute for the sliding of the first slider 16, a second moving mechanism is connected between the second mounting plate 19 and the frame 1 and used for longitudinally adjusting the positions of the welding head 11 and the supporting roller 12, the second moving mechanism comprises a third threaded rod 23, a power motor and a mounting seat 21, the power motor and the mounting seat 23 are used for driving the third threaded rod 23 to rotate, the third threaded rod 23 is longitudinally rotatably installed on the frame 1, the mounting seat 21 is sleeved, mount pad 21 bottom is passed through third slider 22 and frame 1 sliding connection, and is further, 19 bottom both sides of second mounting panel all are fixed with second slider 20, second slider 20 and frame 1 sliding connection, power roller 8 is located registration roller 9 one side and its center of rotation is located the central line of registration roller 9, power component includes first electric putter 2, first motor 3, first mounting panel 7 and is used for adjusting registration roller 9 turning radius's adjustment mechanism, first electric putter 2 fixed mounting is on frame 1, and the telescopic link tip fixed mounting of first electric putter 2 has first motor 3, and the central line of the output shaft of first motor 3 and the central line coincidence of registration roller 9, and fixed mounting has first mounting panel 7 on the output shaft of first motor 3, power roller 8 is installed on first mounting panel 7 through adjustment mechanism, adjustment mechanism includes second motor 6, The welding device comprises a first threaded rod 5 and an adjusting block 4, wherein the first threaded rod 5 is rotatably arranged on the side wall of a first mounting plate 7 along the radial direction, a second motor 6 is fixedly arranged on the first mounting plate 7 and is in driving connection with the first threaded rod 5, the adjusting block 4 is in threaded connection with the first threaded rod 5, the adjusting block 4 is in sliding connection with the first mounting plate 7, and a power roller 8 is fixedly arranged on the adjusting block 4; then, one end of the steel plate to be curled is placed between the supporting roller 12 and the positioning roller 9, and the distance between the supporting roller 12 and the positioning roller 9 is adjusted through a second electric push rod 18 according to the thickness of the steel plate to be curled; secondly, adjusting the distance between a power roller 8 and a positioning roller 9 through an adjusting mechanism according to the thickness of the steel plate to be curled, starting a first motor 3 after the adjustment is finished, driving the power roller 8 to rotate around the positioning roller 9 through a first mounting plate 7 by the first motor 3, and curling the steel plate to be curled into a tubular shape through the power roller 8; finally, the welding head 11 is adjusted to a proper position through the second moving mechanism, the welding head 11 works, the first moving mechanism drives the welding head 11 to move for welding, after welding is completed, the supporting roller 12 and the power roller 8 return to the initial positions, the first electric push rod 2 is shortened, so that the movement paths of the curling unit and the welded pipe are staggered when the curled unit is taken down, and the welded pipe is taken down from the positioning roller 9.
Example 2
Referring to fig. 2, the embodiment of the present invention is different from embodiment 1 in that, in order to facilitate the removal of the welded pipe, a pushing mechanism for pushing down the welded pipe is installed on the rack 1, the pushing mechanism includes a push rod 27 and a third moving mechanism for driving the push rod 27 to move, the third moving mechanism includes a fourth threaded rod 26, a fourth motor 30 for driving the fourth threaded rod 26 to rotate, and an L-shaped mounting plate 28, the fourth threaded rod 26 is rotatably installed on the top of the rack 1, the fourth motor 30 is drivingly connected to the fourth threaded rod 26, a vertical plate section of the L-shaped mounting plate 28 is threadedly connected to the fourth threaded rod 26, a top of the vertical plate section of the L-shaped mounting plate 28 is slidably connected to the top of the rack 1, in this embodiment, a fourth sliding block 29 is fixed to the top of the L-shaped mounting plate 28, a fourth sliding groove for sliding the fourth sliding block 29 is formed in the top of the rack 1, the vertical screw thread of push rod 27 is installed on the diaphragm of L type mounting panel 28, thereby shortens through first electric putter 2 and makes the motion route of curling unit when taking off with the welded tube stagger, makes it can contact with the welded tube through adjustment push rod 27, thereby it pushes down the welded tube from the positioning roller 9 automation through the motion of third moving mechanism drive push rod 27, does not need manual operation, improves work efficiency.
The working principle of the invention is as follows:
1) firstly, selecting a proper positioning roller 9 for installation according to the inner diameter of a welded pipe, and initially positioning a power roller 8 below the positioning roller 9;
2) then, one end of the steel plate to be curled is placed between the supporting roller 12 and the positioning roller 9, and the distance between the supporting roller 12 and the positioning roller 9 is adjusted through a second electric push rod 18 according to the thickness of the steel plate to be curled;
3) secondly, adjusting the distance between a power roller 8 and a positioning roller 9 through an adjusting mechanism according to the thickness of the steel plate to be curled, starting a first motor 3 after the adjustment is finished, driving the power roller 8 to rotate around the positioning roller 9 through a first mounting plate 7 by the first motor 3, and curling the steel plate to be curled into a tubular shape through the power roller 8;
4) finally, the welding head 11 is adjusted to a proper position through the second moving mechanism, the welding head 11 works, the first moving mechanism drives the welding head 11 to move for welding, after welding is completed, the supporting roller 12 and the power roller 8 return to the initial positions, the first electric push rod 2 is shortened, so that the movement paths of the curling unit and the welded pipe are staggered when the curled unit is taken down, and the welded pipe is taken down from the positioning roller 9.
The above description is only for the specific embodiments of the present disclosure, but the scope of the present disclosure is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present disclosure, and all the changes or substitutions should be covered within the scope of the present disclosure. Therefore, the protection scope of the present disclosure shall be subject to the protection scope of the claims.
Claims (8)
1. A stainless steel welded pipe production device for a heat exchanger comprises a rack (1), a crimping unit and a welding unit, and is characterized in that the crimping unit comprises a supporting roller (12), a positioning roller (9), a power roller (8) used for crimping a steel plate and a power assembly used for driving the positioning roller (9) to rotate, the positioning roller (9) is detachably mounted on the rack (1), the supporting roller (12) is arranged under the positioning roller (9), the positioning roller (9) is fixedly mounted on a U-shaped mounting plate (17), a second mounting plate (19) is arranged below the U-shaped mounting plate (17), a second electric push rod (18) is connected between the U-shaped mounting plate (17) and the second mounting plate (19), the second mounting plate (19) is mounted on the rack (1), the welding unit is further mounted on the U-shaped mounting plate (17) and comprises a welding head (11) and a first moving mechanism used for driving the welding head (11) to move, be connected with the second moving mechanism between second mounting panel (19) and frame (1), power roller (8) are located registration roller (9) one side and its center of rotation is located the central line of registration roller (9), power component includes first electric putter (2), first motor (3), first mounting panel (7) and is used for adjusting registration roller (9) turning radius's adjustment mechanism, first electric putter (2) fixed mounting is in frame (1), and the telescopic link tip fixed mounting of first electric putter (2) has first motor (3), and fixed mounting has first mounting panel (7) on the output shaft of first motor (3), power roller (8) are installed on first mounting panel (7) through adjustment mechanism.
2. The production equipment of the stainless steel welded pipe for the heat exchanger according to claim 1, wherein supporting legs (25) are uniformly and symmetrically fixedly installed at the bottom of the rack (1), rollers (24) are fixedly installed at the bottom ends of the supporting legs (25), and the rollers (24) are self-locking rollers.
3. The production equipment of the stainless steel welded pipe for the heat exchanger, according to claim 1, wherein the first moving mechanism comprises a second threaded rod (13), a third motor (14) and an internal thread sleeve (15), the third motor (14) is used for driving the second threaded rod (13) to rotate, the second threaded rod (13) is horizontally and rotatably installed on the U-shaped supporting plate and located on one side of the supporting roller (12), the third motor (14) is connected with the second threaded rod (13) in a driving mode, the third motor (14) is fixedly installed on the side wall of the U-shaped mounting plate (17), the internal thread sleeve (15) is sleeved on the second threaded rod (13), and the internal thread sleeve (15) is connected with the bottom of the U-shaped plate in a sliding mode.
4. The production equipment of the stainless steel welded pipe for the heat exchanger, according to claim 1, wherein the second moving mechanism comprises a third threaded rod (23), a power motor and a mounting seat (21), the power motor is used for driving the third threaded rod (23) to rotate, the third threaded rod (23) is longitudinally and rotatably mounted on the frame (1), the mounting seat (21) is sleeved on the third threaded rod (23) in a threaded manner, the top of the mounting seat (21) is fixed on the second mounting plate (19), the second sliding blocks (20) are fixed on two sides of the bottom of the second mounting plate (19), and the second sliding blocks (20) are slidably connected with the frame (1).
5. The production equipment of the stainless steel welded pipe for the heat exchanger as claimed in any one of claims 1 to 4, wherein the adjusting mechanism comprises a second motor (6), a first threaded rod (5) and an adjusting block (4), the first threaded rod (5) is installed on the side wall of the first mounting plate (7) in a radial rotating mode, the second motor (6) is fixedly installed on the first mounting plate (7) and is connected with the first threaded rod (5) in a driving mode, the adjusting block (4) is connected to the first threaded rod (5) in a threaded mode, the adjusting block (4) is connected with the first mounting plate (7) in a sliding mode, and the power roller (8) is fixedly installed on the adjusting block (4).
6. The production equipment of the stainless steel welded pipe for the heat exchanger is characterized in that a pushing mechanism for pushing down the welded pipe is installed on the rack (1), and the pushing mechanism comprises a push rod (27) and a third moving mechanism for driving the push rod (27) to move.
7. The production equipment of the stainless steel welded pipe for the heat exchanger, according to claim 6, wherein the third moving mechanism comprises a fourth threaded rod (26), a fourth motor (30) and an L-shaped mounting plate (28), the fourth threaded rod (26) is driven by the fourth motor (26) to rotate, the fourth threaded rod (26) is rotatably mounted at the top of the frame (1), the fourth motor (30) is driven by the fourth motor to be connected with the fourth threaded rod (26), a vertical plate section of the L-shaped mounting plate (28) is in threaded connection with the fourth threaded rod (26), the top of the vertical plate section of the L-shaped mounting plate (28) is in sliding connection with the top of the frame (1), and a vertical thread of the push rod (27) is mounted on a transverse plate of the L-shaped mounting plate (28).
8. The process method of the stainless steel welded pipe production equipment for the heat exchanger according to claim 7 is characterized by comprising the following steps of:
1) firstly, selecting a proper positioning roller (9) for installation according to the inner diameter of a welded pipe, and initially positioning a power roller (8) below the positioning roller (9);
2) then, one end of the steel plate to be curled is placed between the supporting roller (12) and the positioning roller (9), and the distance between the supporting roller (12) and the positioning roller (9) is adjusted through a second electric push rod (18) according to the thickness of the steel plate to be curled;
3) secondly, adjusting the distance between a power roller (8) and a positioning roller (9) through an adjusting mechanism according to the thickness of the steel plate to be curled, starting a first motor (3) after the adjustment is finished, driving the power roller (8) to rotate around the positioning roller (9) through a first mounting plate (7) by the first motor (3), and curling the steel plate to be curled into a tubular shape through the power roller (8);
4) finally, the welding head (11) is adjusted to a proper position through the second moving mechanism, the welding head (11) works, the first moving mechanism drives the welding head (11) to move to weld, after welding is completed, the supporting roller (12) and the power roller (8) return to the initial position, the first electric push rod (2) is shortened, so that the movement path of the curling unit and the welded pipe is staggered when the coiled unit and the welded pipe are taken down, and the welded pipe is taken down from the positioning roller (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379198.8A CN111069913B (en) | 2019-12-27 | 2019-12-27 | Production equipment and process method of stainless steel welded pipe for heat exchanger |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911379198.8A CN111069913B (en) | 2019-12-27 | 2019-12-27 | Production equipment and process method of stainless steel welded pipe for heat exchanger |
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| CN111069913A true CN111069913A (en) | 2020-04-28 |
| CN111069913B CN111069913B (en) | 2022-04-01 |
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| CN207899922U (en) * | 2018-01-30 | 2018-09-25 | 中山市金吉五金制品有限公司 | A kind of adjustable Hardware fitting veneer reeling machine |
| CN108787811A (en) * | 2018-05-25 | 2018-11-13 | 王守鹏 | A kind of furling plate round machine of automatic discharging |
| CN209597934U (en) * | 2019-01-10 | 2019-11-08 | 天津市津艺圆重型机械制造有限公司 | A kind of multi-purpose shape steel plate squeezer |
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| CN111069913B (en) | 2022-04-01 |
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