CN111167965A - A continuous winding system for forming threaded pipe - Google Patents
A continuous winding system for forming threaded pipe Download PDFInfo
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- CN111167965A CN111167965A CN201911293838.3A CN201911293838A CN111167965A CN 111167965 A CN111167965 A CN 111167965A CN 201911293838 A CN201911293838 A CN 201911293838A CN 111167965 A CN111167965 A CN 111167965A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D53/00—Making other particular articles
- B21D53/02—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers
- B21D53/06—Making other particular articles heat exchangers or parts thereof, e.g. radiators, condensers fins, headers of metal tubes
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Abstract
本发明提供一种成型螺纹管连续收卷系统，包括：支架、内螺纹成型机、拉拔机、预弯成卷机和收卷机；所述内螺纹成型机设置在所述支架上；所述拉拔机设置在所述支架上；所述预弯成卷机设置在所述支架一侧；所述收卷机设置在所述机架一侧并对应位于所述支座的下方；金属管经过所述内螺纹成型机的旋压处理后由所述拉拔机进行拉拔，接着金属管在所述夹送辊机构的夹送下被所述预弯辊顶紧并压弯，最后由所述收卷机收卷被压弯后的金属管。本发明的成型螺纹管连续收卷系统减少了内螺纹成型机收料的料框，从内螺纹成型机直接由预弯成卷机成型为多层物料，提高了收料的盘重，减少了包装材料，提高了设备的自动化水平。
The invention provides a continuous winding system for forming threaded pipes, comprising: a bracket, an internal thread forming machine, a drawing machine, a pre-bending machine and a winding machine; the internal thread forming machine is arranged on the bracket; The drawing machine is arranged on the bracket; the pre-bending machine is arranged on one side of the bracket; the winder is arranged on one side of the frame and is correspondingly located below the support; the metal The pipe is drawn by the drawing machine after being processed by the internal thread forming machine, and then the metal pipe is pressed and bent by the pre-bending roller under the pinch of the pinch roller mechanism. The bent metal pipe is wound by the winding machine. The continuous winding system of the formed threaded pipe of the invention reduces the material frame of the internal thread forming machine, and directly forms the multi-layer material from the internal thread forming machine by the pre-bending and coiling machine, which increases the reel weight of the receiving material and reduces the Packaging materials, improve the automation level of the equipment.
Description
Technical Field
The invention relates to the technical field of metal pipe processing, in particular to a continuous winding system for a formed threaded pipe.
Background
The internal thread pipe is a high-efficiency energy-saving heat exchange pipe, and a group of spiral tooth-shaped grooves with certain shapes and certain depths are formed on the inner wall of the traditional light pipe by adopting a drawing and spinning method. The internal thread processing system comprises an internal thread forming machine, a drawing machine and a rolling mechanism, when the internal thread processing system works, a to-be-processed internal thread pipe is formed by high-speed spinning internal threads through the internal thread forming machine, the drawing machine draws the internal thread pipe out of the internal thread forming machine and achieves the purposes of reducing diameter, reducing wall and forming internal threads, and the internal thread pipe drawn by the drawing machine is rolled, annealed and sent to customers. Wherein, mainly adopt rewinder to divide the dish and receive the material and supply with the customer with these two kinds of tubular product rolling modes of big scattered dish, promptly: the internal thread forming machine → the material frame → the rewinding machine is coiled up → the bright annealing furnace is annealed → the package → the client is sent.
The coiling weight of the existing rewinding machine is made according to the requirements of customers, and each coil of material needs to be packaged: paper pads, wooden trays, wooden pallets and the like, which causes high investment in cost of packaging materials and high labor intensity of operation personnel for tray separation; the existing large-tray equipment is inflexible in material receiving and difficult to receive materials at different receiving speeds, high energy consumption is generated, and the automation degree is low.
Disclosure of Invention
The invention aims to overcome the defects in the prior art and provide a continuous winding system for a formed threaded pipe.
One embodiment of the present invention provides a system for continuously winding a formed threaded pipe, comprising: the device comprises a bracket, an internal thread forming machine, a drawing machine, a pre-bending coiling machine and a coiling machine; the internal thread forming machine is arranged on the bracket; the drawing machine is arranged on the bracket; the pre-bending coiling machine is arranged on one side of the bracket and comprises a rack, a lifting platform, a lifting mechanism, a first electric cylinder, a support, a pinch roll mechanism and a pre-bending roll mechanism, wherein the lifting platform is arranged on the rack; the lifting mechanism is arranged on the rack and drives the lifting platform to lift, the first electric cylinder is fixedly arranged on the lifting platform, the output end of the first electric cylinder stretches out and draws back along the horizontal direction, the pinch roll mechanism is arranged on the support, the pre-bending roll mechanism comprises a second electric cylinder, a sliding seat and a pre-bending roll, the second electric cylinder is fixedly arranged on the support and is positioned on one side of the outlet of the pinch roll mechanism, the sliding seat is fixedly connected with the output end of the second electric cylinder, the pre-bending roll is rotatably arranged on the sliding seat, and the pre-bending roll is tightly pressed against and bends the metal pipe under the pushing of the second electric cylinder; the winding machine is arranged on one side of the rack and is correspondingly positioned below the support; the metal pipe is drawn by the drawing machine after being subjected to spinning treatment of the internal thread forming machine, then the metal pipe is tightly pushed and bent by the pre-bending roller under the clamping and conveying of the clamping and conveying roller mechanism, and finally the bent metal pipe is wound by the winding machine.
Compared with the prior art, the continuous winding system for the formed threaded pipe reduces material frames received by the internal thread forming machine, the materials are formed into multilayer materials from the internal thread forming machine directly by the pre-bending and winding machine, the coil weight of the received materials is improved, packaging materials in the middle process are reduced, the consistency of the integral forming and receiving speed of the system is kept, high-speed and low-speed production can be carried out, and the automation level of equipment is improved; and the pre-bending coiling machine can better coil hard tubes and soft tubes.
Further, the rolling machine is a rotary rolling machine, the rotary rolling machine comprises a support frame, a rotary disk, a first driving motor, a plurality of take-up reels and a plurality of second driving motors, the rotary disk is rotatably arranged on the support frame, the rotary motor is arranged on the support frame and drives the rotary disk to rotate, the take-up reels are rotatably arranged on the rotary disk, and the take-up motors are arranged on the rotary disk and drive the take-up reels to rotate. The metal pipe is coiled into coils in a large and small circle by the pre-bending coiling machine and falls onto the coiling machine, and after one coil is coiled, the rotating disc rotates and is continuously coiled by the other coiling machine, so that the coiling efficiency is improved.
Furthermore, the number of the take-up reels is three, and the three take-up reels are uniformly distributed on the rotating disk around the rotating shaft of the rotating disk. After finishing winding a roll, the rotating disc rotates 120 degrees, and the winding is continued by another winding machine.
Further, still include pay-off, pay-off includes unwrapping wire material frame and first motor, the setting of unwrapping wire material frame is in support one side, first motor drive the rotation of unwrapping wire material frame. And the pay-off material frame discharges the metal pipe to be processed into the internal thread forming machine.
The pre-bending and rolling machine further comprises a plurality of guide rollers shaped like a Chinese character 'jing', wherein the guide rollers shaped like a Chinese character 'jing' are arranged between the drawing machine and the pre-bending and rolling machine. The metal pipe is guided to the pre-bending coiling machine from the drawing machine by the # -shaped guide roller, so that the metal pipe is prevented from being deformed or abraded between the drawing machine and the pre-bending coiling machine.
Further, the drawing machine comprises two groups of the # -shaped guide rollers, wherein one group of the # -shaped guide rollers is arranged on the support and extends from the support to the pre-bending coiling machine, and the other group of the guide rollers is arranged on one side of the support and extends from the support to the drawing machine. The clamping and conveying mechanism ensures that the metal tube can be stably conveyed from the drawing machine to the pre-bending coiling machine.
Furthermore, the extending directions of the two groups of the plurality of the # -shaped guide rollers are parallel to each other.
Further, the pinch roll mechanism comprises two pinch rolls, two guide rolls and a second motor, the two pinch rolls and the two guide rolls are rotatably arranged on the support, the two pinch rolls are limited to form a pinch channel, the two guide rolls are respectively positioned on two sides of an outlet of the pinch channel, the second motor is arranged at the support and drives the pinch rolls and the guide rolls to rotate, and the two pinch rolls, the two guide rolls and the second electric cylinder are sequentially arranged in the extending direction of the pinch channel. The pinch rollers and the guide rollers ensure that the metal pipe can be stably bent.
Further, the guide roller on the same side as the second electric cylinder is disposed closer to the pinch roller. The two guide rollers are used as fulcrums, so that the pre-bending rollers can avoid influencing the deformation of the metal pipe which does not enter the pinch channel when the metal pipe is bent.
In order that the invention may be more clearly understood, specific embodiments thereof will be described hereinafter with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic diagram of a continuous rolling system for a formed threaded pipe according to an embodiment of the present invention;
FIG. 2 is a schematic structural view of a pre-bending lap former and a lap former of the continuous rolling system for the formed threaded pipe shown in FIG. 1;
fig. 3 is a schematic top structure view of a lifting platform and a support of a pre-bending coiling machine of the continuous coiling system for the formed threaded pipe shown in fig. 1.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, a schematic structural diagram of a forming threaded pipe continuous winding system according to an embodiment of the present invention is shown, the forming threaded pipe continuous winding system including: the device comprises a support 10, an internal thread forming machine 20, a drawing machine 30, a pre-bending coiling machine 40 and a coiling machine 50.
The internal thread forming machine 20 is disposed on the support 10, and in the present embodiment, the internal thread forming machine 20 includes a forming machine 22 and a lubricating system 21, and the lubricating system 21 is connected to the forming machine 22.
The drawing machine 30 is arranged on the bracket 10, and the drawing machine 30 can be a V-shaped drawing machine device for drawing.
Please refer to fig. 2 and fig. 3, which are schematic structural diagrams of the pre-bending coiling machine and the coiling machine of the continuous coiling system for forming threaded pipes shown in fig. 1, and schematic structural diagrams of the lifting platform and the top of the support of the pre-bending coiling machine of the continuous coiling system for forming threaded pipes shown in fig. 1. The pre-bending lap former 40 is arranged on one side of the support 10, the pre-bending lap former 40 comprises a rack 41, a lifting platform 42, a lifting mechanism 43, a first electric cylinder 44, a support 45, a pinch roll mechanism and a pre-bending roll mechanism, and the lifting platform 42 is arranged on the rack 41; the lifting mechanism 43 is disposed on the frame 41 and drives the lifting platform 42 to lift, the first electric cylinder 44 is fixed on the lifting platform 42, the output end of the first electric cylinder extends and retracts in the horizontal direction, the pinch roller mechanism is disposed on the support 45, wherein the arrow in fig. 3 is the direction in which the metal pipe enters the pinch mechanism, the pre-bending roller mechanism comprises a second electric cylinder 471, a sliding seat 472 and a pre-bending roller 473, the second electric cylinder 471 is fixed on the support 45 and is located at one side of the outlet of the pinch roller mechanism, the sliding seat 472 is fixedly connected with the output end of the second electric cylinder 471, the pre-bending roller 473 is rotatably disposed on the sliding seat 472, the pre-bending roller 473 is pushed by the second electric cylinder 471 to press and bend the metal pipe, the degree of the pre-bending roller 473 to bend the metal pipe is adjusted by adjusting the movement of the sliding seat 472, in this embodiment, the sliding seat 472 moves along a path perpendicular to the axis of the metal pipe pinched by the pinch roller mechanism.
In some embodiments, the pinch roll mechanism includes two pinch rolls 461, two guide rolls 462 and a second motor 463, the two pinch rolls 461 and the two guide rolls 462 are rotatably disposed on the support 45, the two pinch rolls 461 form a pinch channel, the two guide rolls 462 are respectively disposed on two sides of an outlet of the pinch channel, the second motor 463 is disposed at the support 45 and drives the pinch rolls 461 and the guide rolls 462 to rotate, and in an extending direction of the pinch channel, the two pinch rolls 461, the two guide rolls 462 and the second motor 463 are sequentially disposed. Preferably, the guide roller 462 on the same side as the second electric cylinder 463 is disposed closer to the pinch roller 461, and the two guide rollers 462 serve as fulcrums, so that the pre-bending roller 473 can keep the metal pipe, which does not enter the pinch passage, straight when bending the metal pipe.
In some embodiments, the pre-bending and winding machine 40 further includes two telescopic rods 441, the two telescopic rods 441 are respectively disposed on the lifting platform 42 and located on two sides of the first electric cylinder 44, ends of the two telescopic rods 441 extend out from one side of the lifting platform 42, a telescopic direction of the two telescopic rods is parallel to a telescopic direction of the first electric cylinder 44, an output end of the first electric cylinder 44 also extends out from one side of the lifting platform 42, and the support 45 is fixedly connected to the two telescopic rods 441 and the output end of the first electric cylinder 44. In this embodiment, two other electric cylinders are provided to drive the telescopic rod 441 to extend and contract synchronously with the output end of the first electric cylinder 44.
The winding machine 50 is arranged on one side of the frame 41 and correspondingly positioned below the support 45. Preferably, the winding machine 50 is a rotary winding machine 50, the rotary winding machine 50 includes a support frame 51, a rotating disc 52, a first driving motor 53, a plurality of winding discs 54 and a plurality of second driving motors 55, the rotating disc 52 is rotatably disposed on the support frame 51, the first driving motor 53 is disposed on the support frame 51 and drives the rotating disc 52 to rotate, the plurality of winding discs 54 is rotatably disposed on the rotating disc 52, the plurality of second driving motors 62 is disposed on the rotating disc 52 and drives the winding discs 54 to rotate, after the metal tube is bent by the pre-bending roller 473, the pre-bending winding machine 40 horizontally pushes the support 45 through the first electric cylinder 44 to enable the metal tube to fall on the winding discs 54 and be wound to the inner ring by the outer ring, after one layer is finished, the first electric cylinder 44 retracts the support 45, the metal tube is wound to the outer ring by the inner ring, and after the layers are repeatedly wound, the multi-layer material is formed in a shape of a scattered disk, an oval tube with a crossed cable, a spiral tube or other forms, wherein the change of the bending degree of the metal tube during rolling is adjusted by the distance of the second electric cylinder 471 pushing out of the sliding seat 472. Wherein, the processing speed of the internal thread forming machine 20, the drawing speed of the drawing machine 30, the pinch speed of the pre-bending coiling machine 40 and the coiling speed of the coiling machine 50 are adjusted in combination, so that the integral speed consistency is realized, and the production speed of the whole system is controlled. Preferably, there are three take-up reels 54, the three take-up reels 54 are uniformly distributed on the rotating disc 52 around the rotating shaft of the rotating disc 52, one take-up reel 54 can be quickly switched to the next take-up reel 54 after being wound, and the taken-up take-up reel 54 is discharged and other take-up reels continue to be wound, so that the production is not stopped.
In some embodiments, the paying-off device 60 further comprises a paying-off frame 61 and a first motor 62, wherein the paying-off frame 61 is arranged on one side of the support 10, and the first motor 62 drives the paying-off frame 61 to rotate. In the continuous winding system for forming threaded pipes in this embodiment, a metal pipe to be processed is paid out from the pay-off frame 61, the metal pipe is spun by the internal thread forming machine 20 and then drawn by the drawing machine 30, the drawn metal pipe is pushed against and bent by the pre-bending roller 473 under the pinch of the pinch roller mechanism, and finally the bent metal pipe is repeatedly wound by the winding machine 50 to form a multi-layer material, where the pay-off speed of the pay-off device 60 can also be adjusted by combining the processing speed of the internal thread forming machine 20, the drawing speed of the drawing machine 30, the pinch speed of the pre-bending winding machine 40, and the winding speed of the winding machine 50, so as to achieve the uniformity of the overall speed.
In some embodiments, the drawing machine further comprises a plurality of guide rollers 70, and a plurality of guide rollers 70 are arranged between the drawing machine 30 and the pre-bending coiling machine 40. The guide roller 70 may be disposed on the support 10 near the drawing machine 30, the metal pipe is guided to the pre-bending coiling machine 40 by the guide roller 70, and the guide roller 70 may also be disposed near the support 45 of the pre-bending coiling machine 40 and extend from the support 45 of the pre-bending coiling machine 40 to the drawing machine 30. Preferably, two sets of a plurality of said guide rollers 70 are arranged, one set is arranged on said support 10 and extends from said support 10 towards said pre-bending lap-winder 40, and the other set is arranged on one side of said support 45 and extends from said support 45 towards said drawing machine 30. Preferably, the extending directions of the two sets of the plurality of cross guide rollers 70 are parallel to each other, and in this embodiment, the two sets of the plurality of cross guide rollers 70 do not intersect and keep a certain distance after extending.
The continuous winding system for the formed threaded pipe reduces material frames received by the internal thread forming machine, the formed materials are directly formed into multilayer materials by the pre-bending and winding machine after passing through the drawing machine from the internal thread forming machine, the production process of a copper pipe is optimized, the process of a rewinding machine is omitted, the coil weight of the received materials is increased to 500-1600 Kg, the use of packaging materials such as paper pads, wooden supports and material discs is reduced, the production is realized at different speeds by adjusting the integral receiving speed according to the internal thread forming machine, the production speed can be adjusted according to production requirements, and the receiving speed of a metal pipe can reach 50-350 m/mim; in addition, the forming-to-material integrated system of the continuous winding system for the forming threaded pipe improves the automation level of equipment and realizes automation from blanking to annealing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. A continuous rolling system for a formed threaded pipe is characterized by comprising: the device comprises a bracket, an internal thread forming machine, a drawing machine, a pre-bending coiling machine and a coiling machine;
the internal thread forming machine is arranged on the bracket;
the drawing machine is arranged on the bracket;
the pre-bending coiling machine is arranged on one side of the bracket and comprises a rack, a lifting platform, a lifting mechanism, a first electric cylinder, a support, a pinch roll mechanism and a pre-bending roll mechanism, wherein the lifting platform is arranged on the rack; the lifting mechanism is arranged on the rack and drives the lifting platform to lift, the first electric cylinder is fixedly arranged on the lifting platform, the output end of the first electric cylinder stretches out and draws back along the horizontal direction, the pinch roll mechanism is arranged on the support, the pre-bending roll mechanism comprises a second electric cylinder, a sliding seat and a pre-bending roll, the second electric cylinder is fixedly arranged on the support and is positioned on one side of the outlet of the pinch roll mechanism, the sliding seat is fixedly connected with the output end of the second electric cylinder, the pre-bending roll is rotatably arranged on the sliding seat, and the pre-bending roll is tightly pressed against and bends the metal pipe under the pushing of the second electric cylinder;
the winding machine is arranged on one side of the rack and is correspondingly positioned below the support;
the metal pipe is drawn by the drawing machine after being subjected to spinning treatment of the internal thread forming machine, then the metal pipe is tightly pushed and bent by the pre-bending roller under the clamping and conveying of the clamping and conveying roller mechanism, and finally the bent metal pipe is wound by the winding machine.
2. The continuous rolling system of the formed threaded pipe according to claim 1, wherein: the winding machine is a rotary winding machine, the rotary winding machine comprises a support frame, a rotary disk, a first driving motor, a plurality of winding drums and a plurality of second driving motors, the rotary disk is rotatably arranged on the support frame, the rotary motor is arranged on the support frame and drives the rotary disk to rotate, the winding drums are rotatably arranged on the rotary disk, and the winding motors are arranged on the rotary disk and drive the winding drums to rotate.
3. The continuous rolling system of the formed threaded pipe as claimed in claim 2, wherein: the number of the take-up reels is three, and the three take-up reels are uniformly distributed on the rotating disk around the rotating shaft of the rotating disk.
4. The continuous rolling system of the formed threaded pipe according to claim 1, wherein: still include pay-off, pay-off includes unwrapping wire material frame and first motor, the setting of unwrapping wire material frame is in support one side, first motor drive the rotation of unwrapping wire material frame.
5. The continuous rolling system of the formed threaded pipe according to claim 1, wherein: the pre-bending and pre-rolling device is characterized by further comprising a plurality of cross-shaped guide rollers, wherein the plurality of cross-shaped guide rollers are arranged between the drawing machine and the pre-bending and pre-rolling machine.
6. The continuous rolling system of the formed threaded pipe as claimed in claim 5, wherein: the drawing machine comprises a plurality of cross-shaped guide rollers, wherein one group of guide rollers is arranged on a support and extends from the support to the pre-bending coiling machine, and the other group of guide rollers is arranged on one side of a support and extends from the support to the drawing machine.
7. The continuous rolling system of the formed threaded pipe as claimed in claim 6, wherein: the extending directions of the two groups of the plurality of the # -shaped guide rollers are parallel to each other.
8. The continuous rolling system of the formed threaded pipe according to claim 1, wherein: the pinch roll mechanism comprises two pinch rolls, two guide rolls and a second motor, the two pinch rolls and the two guide rolls are rotatably arranged on the support, the two pinch rolls are limited to form a pinch channel, the two guide rolls are respectively positioned on two sides of an outlet of the pinch channel, the second motor is arranged at the support and drives the pinch rolls and the guide rolls to rotate, and the pinch rolls, the two guide rolls and the second electric cylinder are arranged in sequence in the extending direction of the pinch channel.
9. The continuous rolling system of the formed threaded pipe according to claim 8, wherein: the guide roller on the same side as the second electric cylinder is arranged closer to the pinch roller.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201911293838.3A CN111167965A (en) | 2019-12-16 | 2019-12-16 | A continuous winding system for forming threaded pipe |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911293838.3A CN111167965A (en) | 2019-12-16 | 2019-12-16 | A continuous winding system for forming threaded pipe |
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| CN111167965A true CN111167965A (en) | 2020-05-19 |
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| CN201911293838.3A Pending CN111167965A (en) | 2019-12-16 | 2019-12-16 | A continuous winding system for forming threaded pipe |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112620390A (en) * | 2020-12-17 | 2021-04-09 | 重庆龙煜精密铜管有限公司 | Drawing process method of large-diameter copper coil pipe |
| CN116550824A (en) * | 2023-05-06 | 2023-08-08 | 苏州奥智智能设备股份有限公司 | Forming device of metal tube super large disc machine |
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| CN112620390A (en) * | 2020-12-17 | 2021-04-09 | 重庆龙煜精密铜管有限公司 | Drawing process method of large-diameter copper coil pipe |
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Application publication date: 20200519 |