CN107470486B - Numerical control complete pipe making machine - Google Patents
Numerical control complete pipe making machine Download PDFInfo
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- CN107470486B CN107470486B CN201710716139.XA CN201710716139A CN107470486B CN 107470486 B CN107470486 B CN 107470486B CN 201710716139 A CN201710716139 A CN 201710716139A CN 107470486 B CN107470486 B CN 107470486B
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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
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
- B21D43/006—Feeding elongated articles, such as tubes, bars, or profiles
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- Bending Of Plates, Rods, And Pipes (AREA)
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Abstract
The invention provides a numerical control complete pipe making machine, which comprises a pipe making machine main body, a cutting machine, a feeding frame and a deviation correcting device, wherein the pipe making machine main body is connected with the cutting machine main body through the feeding frame, and the deviation correcting device is arranged on the feeding frame, and the numerical control complete pipe making machine is characterized in that: the deviation correcting device comprises a clamping device, a vertical deviation correcting device and a transverse deviation correcting device, wherein the clamping device is sleeved on the metal pipe, the bottom of the clamping device is arranged above the vertical deviation correcting device, and the transverse deviation correcting device is arranged below the numerical value deviation correcting device. The invention has the beneficial effects that: the deviation correcting device is added in the numerical control complete pipe making machine, so that the straightness of the large-span metal pipe is ensured, and the metal pipe does not generate horizontal or vertical offset and a rotating angle in the conveying process.
Description
Technical Field
The invention relates to the technical field of pipe making machines, in particular to a numerical control complete pipe making machine.
Background
As is known, the existing pipe-making equipment has two types, namely a plate bending machine and a bending machine, and the two types have defects and shortcomings. The defects and shortcomings of the plate bending machine are as follows: the rolling machine can not roll a small-diameter slender cylinder, such as a thin cylinder with the thickness of 30mm and the diameter of 800mm, the rolling length of the rolling machine can not exceed 3000mm, and a straight edge with the thickness of 2.5 times of the thickness of the joint is arranged at the joint during rolling, so that the requirement cannot be met; the defects and shortcomings of the bending machine are as follows: it is limited by throat and nominal pressure, and can only be used for folding thin-wall and small-diameter circular tubes, such as electric power pole, sign pole and street lamp pole. Therefore, in order to manufacture the oil (gas) conveying pipe fitting with moderate diameter, thick wall thickness and long length as much as possible, a large-scale special pipe manufacturing device is required to be designed. And once the metal sense generates offset or has an offset angle in the transmission process of the large-tonnage pipe making machine, the metal pipes cut by the cutting machine are irregular, and the product quality is influenced.
For example, chinese patent application No. CN104014864A discloses an apparatus and a method for manufacturing a flexible metal tube, the apparatus including: the automatic pipe making machine comprises a pipe making machine main body, a cutting machine main body, a suspended portal frame and a PLC control cabinet, wherein the pipe making machine main body is connected with the cutting machine main body, and the cutting machine main body is connected with the suspended portal frame; the tuber main part includes tuber, no material alarm device, raw materials connecting device and charging tray support of shutting down, set up no material alarm device of shutting down on the charging tray support, raw materials connecting device with the input of tuber is connected, the cutting machine main part includes cutting machine and first cylinder, first cylinder with the PLC switch board is connected, the cutting machine is connected with first cylinder, set up the upset track on the unsettled portal frame. According to the technical scheme, the straightness of the metal pipe in the transmission process is not adjusted by the pipe making machine, and once the metal sensor generates offset or has an offset angle in the transmission process, the metal pipe cut by the cutting machine is irregular, so that the product quality is influenced.
Also, as disclosed in chinese patent CN103949507A, a four-column gantry type numerical control pipe making machine includes a hydraulic system, an electric control system, and four columns, the four columns are respectively vertically placed in the front and rear directions of both ends of the pipe making machine, the lower parts of the columns are connected with a workbench, the upper parts of the columns are connected with an oil cylinder beam, a slider assembly is disposed in the middle between the columns, the upper part of the slider assembly is connected with the oil cylinder beam, and the side surfaces of the slider assembly are closely attached to the columns through four flat guide rails; meanwhile, the sliding block component is connected with the upper die, a lower die is arranged below the upper die and corresponds to the upper die, and the lower die is arranged on the workbench; an oil tank is arranged between two vertical columns at the rear side of the pipe making machine and plays a role in connection, wherein a double-motor oil pump foundation is arranged on a bottom plate on the inner side of the oil tank. According to the technical scheme, the straightness of the metal pipe in the transmission process is not adjusted by the pipe making machine, and once the metal sensor generates offset or has an offset angle in the transmission process, the metal pipe cut by the cutting machine is irregular, so that the product quality is influenced.
Disclosure of Invention
The invention provides a numerical control complete pipe making machine, aiming at solving the problem of poor straightness of a large-span metal pipe in the prior art.
The invention provides a numerical control complete pipe making machine, which comprises a pipe making machine main body, a cutting machine, a feeding frame and a deviation correcting device, wherein the pipe making machine main body is connected with the cutting machine main body through the feeding frame, the deviation correcting device is arranged on the feeding frame, and the numerical control complete pipe making machine is characterized in that: the deviation correcting device comprises a clamping device, a vertical deviation correcting device and a transverse deviation correcting device, wherein the clamping device is sleeved on the metal pipe, the bottom of the clamping device is arranged above the vertical deviation correcting device, and the transverse deviation correcting device is arranged below the numerical value deviation correcting device.
Further, the clamping device comprises a transverse roller set, a vertical roller set and a support frame, the support frame is fixed above the vertical deviation correcting device, and the transverse roller set and the vertical roller set are fixed on the support frame through rotating shafts.
Furthermore, the support frame is by bottom plate, first support frame and second support frame, and the bottom plate is placed in vertical deviation correcting device top, and first support frame and second support frame are all located the bottom plate top and are placed relatively, and the installation of first support frame is vertical roller group, installs horizontal roller group on the second support frame.
Further, first support frame comprises roof, curb plate and first backup pad, and the both sides board sets up relatively, and arbitrary position in the middle of the curb plate of both sides board is connected to first backup pad, and both sides board top is equipped with the roof, and roof and first backup pad are parallel to each other.
Furthermore, vertical running roller group comprises two vertical running rollers, and this vertical running roller is installed perpendicularly between roof and first backup pad, and the through-hole is seted up at vertical running roller mounted position department to roof and first backup pad, and vertical running roller pivot runs through the through-hole and passes through bearing fixed connection.
Furthermore, the second support frame is composed of two side plates which are arranged oppositely; the transverse roller set is composed of two transverse rollers, the transverse rollers are arranged between the two side plates and are perpendicular to the two side plates, through holes are formed in the positions, where the transverse rollers are arranged, of the two side plates, and the rotating shafts of the transverse rollers are arranged in the through holes and fixed through bearings.
Furthermore, the side surfaces of the carrier rollers of the vertical roller and the horizontal roller are waist drum-shaped, and the radian of an arc line at the middle waist drum of the carrier roller is the same as that of the circumferential surface of the fixed metal pipe.
Further, vertical deviation correcting device includes mounting panel and telescopic machanism, and the telescopic machanism top is located to the mounting panel, mounting panel and bottom plate fixed connection.
Further, the transverse deviation correcting device comprises a fixed base, a telescopic mechanism and a second supporting plate; the telescopic mechanism is vertically arranged on the side wall of the fixed base, and the other end of the telescopic mechanism is connected with the second supporting plate; the second supporting plate is arranged on the inner side of the fixed base.
Further, unable adjustment base includes the unable adjustment base body and removes the subassembly, removes the subassembly and installs in the inside intermediate position department of unable adjustment base body, and the second backup pad is placed and is removed the subassembly top.
Compared with the prior art, the invention has the beneficial effects that:
(1) the deviation correcting device is added in the numerical control complete pipe making machine, so that the straightness of the large-span metal pipe is ensured, and the metal pipe does not generate horizontal or vertical offset and a rotating angle in the conveying process.
(2) Through install horizontal and vertical running roller group at first support frame and second support frame, not only play and conveniently maintain running roller and effect, simultaneously, this latch device can do corresponding adjustment according to tubular metal resonator pipe diameter size. When the metal tubes with different tube diameters need to be prepared on the tube making machine, the technical personnel change the roller wheels to the roller wheels with the same tube diameter radian of the currently prepared metal tubes, the structure of the supporting frame does not need to be changed, and the equipment cost is saved.
(3) The side surfaces of the carrier rollers of the vertical roller and the horizontal roller are waist drum-shaped, the radian of an arc line at the middle waist drum of the carrier roller is the same as that of the circumferential surface of the fixed metal pipe, and the carrier rollers are ensured to be tightly attached to the arc surface, so that the axial position of the metal pipe is accurate.
(4) The control system realizes the automation of the deviation correcting device, manual adjustment is not needed, and the axis of the metal pipe is automatically adjusted through the control system.
Drawings
FIG. 1 is a schematic view of the entire apparatus for correcting the error of the present invention;
FIG. 2 is a side view of the deviation rectification apparatus of the present invention;
with reference to and as illustrated in the accompanying drawings:
101-transverse roller, 102-top plate, 103-vertical roller, 104-first support plate, 105-bottom plate, 2-metal tube, 301-telescoping mechanism, 302-mounting plate, 401-fixed base body, 402-second support plate, 403-cylindrical roller, 404-rectangular frame.
Detailed Description
The present invention will be described in further detail with reference to the following drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The embodiment discloses a numerical control complete pipe making machine, the pipe making machine comprises a pipe making machine main body, a cutting machine, a feeding frame and a deviation correcting device, the pipe making machine main body is connected with the cutting machine main body through the feeding frame, the deviation correcting device is installed on the feeding frame, and it is guaranteed that the metal pipe 2 does not generate transverse or vertical offset and a rotating angle in the conveying process. The deviation correcting device comprises a clamping device, a vertical deviation correcting device and a transverse deviation correcting device, wherein the clamping device is sleeved on the metal pipe 2, the bottom of the clamping device is arranged above the vertical deviation correcting device, and the transverse deviation correcting device is arranged below the numerical value deviation correcting device. The clamping assembly device is mainly used for determining the position of the metal pipe 2 before correction and setting a reference for subsequent azimuth adjustment. The clamping device comprises a transverse roller set, a vertical roller set and a support frame, the support frame is fixed above the vertical deviation correcting device, and the transverse roller set and the vertical roller set are fixed on the support frame through rotating shafts. The support frame is by bottom plate 105, first support frame and second support frame, and bottom plate 105 is placed in vertical deviation correcting device top, and first support frame and second support frame are all located bottom plate 105 top and are placed relatively, the vertical roller set of first support frame installation, and the horizontal roller set of second support frame installation falls into first support frame and second support frame with the support frame, and the main objective prevents to produce between the running roller and interferes to the running roller of also being convenient for is changed and is maintained. The first support frame is composed of a top plate 102, side plates and a first support plate 104, the two side plates are arranged oppositely, the first support plate 104 is connected with any position in the middle of the two side plates, the top ends of the two side plates are provided with the top plate 102, and the top plate 102 and the first support plate 104 are parallel to each other; the vertical roller set is composed of two vertical rollers 103, the vertical rollers 103 are vertically arranged between a top plate 102 and a first supporting plate 104, through holes are formed in the vertical roller mounting positions of the top plate 102 and the first supporting plate 104, and rotating shafts of the vertical rollers 103 penetrate through the through holes and are fixedly connected through bearings. The second support frame is composed of two side plates which are arranged oppositely; the transverse roller set is composed of two transverse rollers 101, the transverse rollers 101 are installed between two side plates, the transverse rollers 101 are perpendicular to the two side plates at the same time, through holes are formed in the installation positions of the two side plates of the transverse rollers 101, and rotating shafts of the transverse rollers 101 are installed in the through holes and fixed through bearings. The side surfaces of the carrier rollers of the vertical roller 103 and the horizontal roller 101 are waist drum-shaped, the radian of an arc line at the middle waist drum of the carrier roller is the same as that of the circumferential surface of the fixed metal tube 2, and each carrier roller is ensured to be tightly attached to the arc surface, so that the axial position of the metal tube 2 is accurate. Through install horizontal and vertical running roller group at first support frame and second support frame, not only play and conveniently maintain running roller and effect, simultaneously, this latch device can do corresponding adjustment according to 2 pipe diameters of tubular metal resonator sizes. When the metal pipe 2 with different pipe diameters needs to be prepared on the pipe making machine, the technical personnel change the roller wheel to the roller wheel with the same pipe diameter radian of the currently prepared metal pipe 2, the structure of the supporting frame does not need to be changed, and the equipment cost is saved.
As a further preferred feature of this embodiment, the vertical deviation rectifying device includes a mounting plate 302 and a telescopic mechanism 301, the mounting plate 302 is disposed at the top end of the telescopic mechanism 301, the mounting plate 302 is fixedly connected to the bottom plate 105, in this embodiment, the mounting plate 302 and the bottom plate 105 are uniformly screwed around, and are fixed by fixing members such as bolts. The telescopic mechanism 301 can adopt a hydraulic cylinder or an air cylinder, and the telescopic mechanisms 301 are arranged at the four corners below the mounting plate 302 in the embodiment, so that the telescopic mechanisms 301 can be stably moved in the vertical direction. Further preferably, the transverse deviation correcting device comprises a fixed base, a telescopic mechanism 301 and a second supporting plate 402; the telescopic mechanism 301 is vertically arranged on the side wall of the fixed base, and the other end of the telescopic mechanism 301 is connected with a second supporting plate 402; the second supporting plate 402 is arranged on the inner side of the fixed base, and a vertical deviation correcting device is prevented above the second supporting plate 402. The fixed base comprises a fixed base body 401 and a moving assembly, the moving assembly is installed in the middle position inside the fixed base body 401, a second supporting plate 402 is placed above the moving assembly, and due to the existence of the moving assembly, the second supporting plate 402 can move transversely on the moving assembly. The section of the fixed base body 401 in the axial direction of the metal pipe 2 is concave, and the telescopic assemblies are arranged on side plates of the fixed base body 401 and are arranged oppositely; the telescoping assembly, which may employ hydraulic or pneumatic cylinders, controls the distance the second support plate 402 moves laterally along the moving assembly. In this embodiment, the moving assembly includes a rectangular frame 404 and a plurality of cylindrical rollers 403, the cylindrical rollers 403 are perpendicular to the axial direction of the metal tube 2 and are equidistantly distributed inside the rectangular frame 404, the distance from the top of the cylindrical rollers 403 to the bottom of the rectangular frame 404 is greater than the height of the side wall of the rectangular frame 404, and the bottom of the second supporting plate 402 is placed on the cylindrical rollers 403 to avoid the bottom of the second supporting plate 402 from touching the rectangular frame 404.
As a further preferred of this embodiment, numerical control complete pipe making machine still includes control system, control system includes control module, monitoring module, drive module and power module, and power module provides the electric energy for control module, monitoring module and drive module, monitoring module and control module electric connection, control module electric connection drive module, monitoring module is used for measuring the horizontal and vertical position of 2 axes of tubular metal resonator and rectifies, and control module receives monitoring module data, calculates horizontal deviation correction volume and vertical deviation correction volume, transmits the result to drive module, and horizontal deviation correction device of drive module control or vertical deviation correction device remove. The monitoring module comprises a first displacement sensor, a second displacement sensor, a third sensor and a fourth sensor, wherein the first displacement sensor is installed on a telescopic mechanism 301 of the vertical deviation correcting device and monitors the telescopic length of the telescopic mechanism 301; the second displacement sensor is arranged on the telescopic mechanism 301 of the transverse deviation correcting device and used for monitoring the telescopic length of the telescopic mechanism 301; the third sensor is arranged in the middle of the first supporting plate 104 of the first supporting frame, the fourth sensor is arranged in the middle of the side plate of the second supporting frame, and the axial position of the metal pipe 2 is determined by the third sensor and the fourth sensor. The control module is set with 2 axis positions of the standard metal pipe, when the 2 axis positions of the metal pipe measured by the third sensor and the fourth sensor deviate from the 2 axis positions of the standard metal pipe in the control module, the control module calculates and obtains horizontal and vertical deviation numerical values of the metal pipe and the standard metal pipe, the deviation numerical values are deviation correction values, the control module sends the deviation correction values to the driving module through the deviation correction values in all directions, the driving module drives the corresponding deviation correction devices to do telescopic motion until the 2 axis positions of the metal pipe measured by the third sensor and the fourth sensor are consistent with the set 2 axis positions of the standard metal pipe, and deviation correction action is completed.
While the foregoing description shows and describes the preferred embodiments of the present invention, it is to be understood that the invention is not limited to the forms disclosed herein, but is not to be construed as excluding other embodiments and is capable of use in various other combinations, modifications, and environments and is capable of changes within the scope of the inventive concept as described herein, commensurate with the above teachings, or the skill or knowledge of the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (4)
1. The utility model provides a numerical control complete set tuber, the tuber includes tuber main part, cutting machine, pay-off frame and deviation correcting device, the tuber main part passes through the pay-off frame with the cutting machine to be connected, installs deviation correcting device on the pay-off frame, its characterized in that: the correcting device comprises a clamping device, a vertical correcting device and a transverse correcting device, the clamping device is sleeved on the metal pipe (2), the bottom of the clamping device is arranged above the vertical correcting device, the transverse correcting device is arranged below the vertical correcting device, the clamping device comprises a support frame, the support frame is composed of a bottom plate (105), a first support frame and a second support frame, and the vertical correcting device comprises a mounting plate (302) and a telescopic mechanism (301); the numerical control complete pipe making machine further comprises a control system, wherein the control system comprises a control module, a monitoring module, a driving module and a power module, the monitoring module comprises a first displacement sensor, a second displacement sensor, a third sensor and a fourth sensor, the first displacement sensor is installed on a telescopic mechanism (301) of the vertical deviation correcting device, and the telescopic length of the telescopic mechanism (301) is monitored; the second displacement sensor is arranged on a telescopic mechanism (301) of the transverse deviation correcting device, and the telescopic length of the telescopic mechanism (301) is monitored; the third sensor is arranged in the middle of a first supporting plate (104) of the first supporting frame, and the fourth sensor is arranged in the middle of a side plate of the second supporting frame; the transverse deviation correcting device comprises a fixed base, a telescopic mechanism (301) and a second supporting plate (402); the telescopic mechanism (301) is vertically arranged on the side wall of the fixed base, and the other end of the telescopic mechanism (301) is connected with the second supporting plate (402); the second supporting plate (402) is arranged on the inner side of the fixed base; the fixed base comprises a fixed base body (401) and a moving assembly, the moving assembly is arranged in the middle of the inside of the fixed base body (401), and a second supporting plate (402) is placed above the moving assembly; the section of the fixed base body (401) along the axial direction of the metal pipe (2) is in a concave shape; the moving assembly comprises a rectangular frame (404) and a plurality of cylindrical rollers (403), the cylindrical rollers (403) are distributed on the inner side of the rectangular frame (404) at equal intervals in the direction perpendicular to the axis of the metal pipe (2), the distance from the top of each cylindrical roller (403) to the bottom of the rectangular frame (404) is greater than the height of the side wall of the rectangular frame (404), the bottom of the second supporting plate (402) is placed on the cylindrical rollers (403), and the bottom of the second supporting plate (402) is prevented from touching the rectangular frame (404);
the clamping device further comprises a transverse roller set and a vertical roller set, the support frame is fixed above the vertical deviation correcting device, and the transverse roller set and the vertical roller set are fixed on the support frame through rotating shafts;
the bottom plate (105) is placed above the vertical deviation correcting device, the first support frame and the second support frame are arranged above the bottom plate (105) and are arranged in the front and back direction, the vertical roller set is installed on the first support frame, and the transverse roller set is installed on the second support frame; the transverse roller set consists of two transverse rollers (101), and the vertical roller set consists of two vertical rollers (103); the side surfaces of the carrier rollers of the vertical roller (103) and the horizontal roller (101) are waist-drum-shaped, and the radian of an arc line at the middle waist-drum of the carrier roller is the same as that of the circumferential surface of the fixed metal pipe (2);
the first support frame is composed of a top plate (102), side plates and a first support plate (104), the two side plates are arranged oppositely, the first support plate (104) is connected with any position in the middle of the two side plates, the top ends of the two side plates are provided with the top plate (102), and the top plate (102) and the first support plate (104) are parallel to each other; the second support frame is composed of two side plates which are arranged oppositely.
2. The numerical control tube making machine set according to claim 1, wherein: vertical roller (103) are installed perpendicularly between roof (102) and first backup pad (104), and roof (102) and first backup pad (104) are seted up the through-hole in vertical roller mounted position department, and vertical roller (103) pivot runs through the through-hole and passes through bearing fixed connection.
3. The numerical control tube making machine set according to claim 1, wherein: the transverse roller (101) is arranged between the two side plates, the transverse roller (101) is perpendicular to the two side plates at the same time, through holes are formed in the mounting positions of the two side plates of the transverse roller (101), and a rotating shaft of the transverse roller (101) is mounted in the through holes and fixed through bearings.
4. The numerical control tube making machine set according to claim 1, wherein: the mounting plate (302) is arranged at the top end of the telescopic mechanism (301) and is fixedly connected with the bottom plate (105).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710716139.XA CN107470486B (en) | 2017-08-21 | 2017-08-21 | Numerical control complete pipe making machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710716139.XA CN107470486B (en) | 2017-08-21 | 2017-08-21 | Numerical control complete pipe making machine |
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| CN107470486B true CN107470486B (en) | 2021-04-06 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109047401B (en) * | 2018-06-08 | 2021-04-06 | 江苏中海重型机床有限公司 | Numerical control complete pipe making machine |
| CN109465350A (en) * | 2018-11-06 | 2019-03-15 | 史振荣 | A kind of bending machine feed device that non-skid property is good |
| CN110143444B (en) * | 2019-05-08 | 2023-09-29 | 安吉八塔机器人有限公司 | Deviation correcting device suitable for automatic pad moving equipment |
| CN110681709B (en) * | 2019-09-06 | 2024-05-14 | 惠州市纬度设备科技有限公司 | Stainless steel tube drawing deviation correcting device of high-frequency tube welding machine |
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