CN112404174B - Rolling and roundness correction integrated machine - Google Patents
Rolling and roundness correction integrated machine Download PDFInfo
- Publication number
- CN112404174B CN112404174B CN202011190823.7A CN202011190823A CN112404174B CN 112404174 B CN112404174 B CN 112404174B CN 202011190823 A CN202011190823 A CN 202011190823A CN 112404174 B CN112404174 B CN 112404174B
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- mandrel
- rolling
- pushing mechanism
- rolling wheel
- workpiece
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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
- B21D3/00—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts
- B21D3/02—Straightening or restoring form of metal rods, metal tubes, metal profiles, or specific articles made therefrom, whether or not in combination with sheet metal parts by rollers
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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
- B21D43/003—Positioning devices
Abstract
The invention discloses a rolling and roundness correcting integrated machine, which comprises: a body; one end of the mandrel is arranged on the machine body, and a workpiece to be processed is sleeved on the outer part of the mandrel in the circumferential direction; the rolling wheel is arranged above the mandrel and can move along the length direction of the mandrel; the rolling wheel is pushed by a first pushing mechanism to approach the mandrel so as to roll the workpiece, so that the welding seam generates plastic deformation; and the rubber roller is arranged on the machine body, is pushed by the second pushing mechanism to approach the mandrel, and is driven by the motor to rotate. The rolling and circle-checking integrated machine has diversified structures, can perform welding seam rolling and circle checking, wherein the mandrel can be used as a mandrel for rolling and a mandrel for rolling, so that the whole equipment mechanism is simple and small in size, the occupied area of the equipment is saved, the two original working procedures are saved as one working procedure, the number of personnel is reduced, the turnover is reduced, and the working efficiency is improved.
Description
Technical Field
The invention relates to the field of rolling and rounding equipment. More specifically, the invention relates to a rolling and circle correcting integrated machine.
Background
In the metal pipe industry, especially the automobile exhaust pipe production industry, a rounding machine and a welding line rolling machine are widely applied. After the metal round pipe is manufactured, a weld rolling machine is often adopted to solve the problems of poor appearance, large residual stress, easy corrosion, easy residual pollutant and the like caused by a weld, the weld of a workpiece generates plastic deformation by utilizing the rigidity pressure between a rolling roller and a mandrel, and the weld is smooth by eliminating stress and air holes. After the rolling is finished, in order to ensure the roundness of the metal pipe, the roundness of the metal pipe needs to be subjected to the effect of a roundness correction machine. The machine set utilizes the forming characteristic of two-roller rounding to round the non-round workpiece after welding. However, the two devices not only occupy the field, but also need two working procedures and two operators, thereby increasing the turnover of products and reducing the working efficiency.
Disclosure of Invention
In order to achieve the above object, the present invention provides a rolling and rounding integrated machine, comprising:
a body;
one end of the mandrel is arranged on the machine body, and a workpiece to be processed is sleeved on the outer part of the mandrel in the circumferential direction;
the rolling wheel is arranged above the mandrel and can move along the length direction of the mandrel; the rolling wheel is pushed by a first pushing mechanism to approach the mandrel so as to roll the workpiece, so that the welding seam generates plastic deformation; and
the rubber roller is arranged on the machine body, pushed by the second pushing mechanism and close to the mandrel, and driven by the motor to rotate, so that the to-be-processed workpiece sleeved outside the mandrel is subjected to roundness correction.
According to a preferred embodiment of the invention, the rolling wheel of the rolling and circle correcting all-in-one machine is erected on an integral seat in a vertically movable mode, and the integral seat is arranged on the machine body; the first pushing mechanism 1 is arranged on the integral seat, and the pushing end of the first pushing mechanism faces the rolling wheel.
According to a preferred embodiment of the invention, the rolling and rounding all-in-one machine body is further provided with a guide pillar, the integral seat is movably arranged on the guide pillar, and the integral seat moves along the length direction of the guide pillar so as to drive the rolling wheel to move along the length direction of the mandrel.
According to a preferred embodiment of the invention, the rolling and rounding all-in-one machine is characterized in that the integral seat moves along the length direction of the guide pillar under the pushing of a third pushing mechanism.
According to a preferred embodiment of the invention, the machine body is provided with a limiting seat at a position close to the other end of the mandrel, so as to limit and buckle the other end of the mandrel.
According to a preferred embodiment of the invention, the limiting seat is arranged on the machine body in a foldable manner, and the limiting seat is folded under the pushing of the fourth pushing mechanism, so that the other end of the mandrel is limited and buckled.
According to a preferred embodiment of the invention, the rolling and circle correcting integrated machine further comprises a first monitoring unit, wherein the first monitoring unit senses whether the limiting seat limits and buckles the other end of the mandrel; if yes, the control unit controls the first pushing mechanism to push the rolling wheel to be close to the mandrel.
According to a preferred embodiment of the invention, the rolling and rounding all-in-one machine further comprises a second monitoring unit, the second monitoring unit monitors the pressure between the rolling wheel and the mandrel, and if the pressure reaches a preset value, the control unit controls the third pushing mechanism to push the integral seat to move along the length direction of the guide pillar.
According to a preferred embodiment of the invention, the rolling and circle correcting integrated machine further comprises a third monitoring unit, the third monitoring unit monitors the pressure between the rubber roller and the mandrel, if the pressure reaches a preset value, the control unit controls the second pushing mechanism to stop pushing, and controls the motor to drive the rubber roller to rotate, so as to correct the circle of the workpiece to be processed, which is sleeved outside the mandrel.
According to a preferred embodiment of the invention, the rolling and circle correcting integrated machine is characterized in that the mandrel is hollow, two through holes which are radially communicated are arranged in the mandrel along the radial direction of the mandrel, a double-head oil cylinder is arranged in the mandrel along the radial direction of the mandrel, two telescopic ends of the double-head oil cylinder are respectively connected with a sucker, and when the two telescopic ends of the double-head oil cylinder respectively extend to the maximum length along the two through holes, the suckers on the telescopic ends just contact with the surface of a workpiece to be processed which is sleeved on the mandrel; the sucking disc communicates gas control equipment, utilizes gas control equipment to the sucking disc with treat the space between the processing work piece and bleed or aerify.
The invention at least comprises the following beneficial effects: the rolling and circle-checking integrated machine has diversified structures, can perform welding seam rolling and circle checking, wherein the mandrel can be used as a mandrel for rolling and a mandrel for rolling, so that the whole equipment mechanism is simple and small in size, the occupied area of the equipment is saved, the two original working procedures are saved as one working procedure, the number of personnel is reduced, the turnover is reduced, and the working efficiency is improved.
Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention.
Drawings
Fig. 1 is a schematic structural diagram of a rolling and rounding integrated machine in one embodiment of the invention.
Fig. 2 is a schematic cross-sectional view of the mandrel in the above embodiment.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the invention by referring to the description text.
The following description is provided to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments described below are by way of example only, and other obvious variations will occur to those skilled in the art. The basic principles of the invention, as defined in the following description, may be applied to other embodiments, variations, modifications, equivalents, and other technical solutions without departing from the spirit and scope of the invention.
It will be understood by those skilled in the art that in the present disclosure, the terms "longitudinal," "lateral," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, and do not indicate or imply that the referenced devices or components must be constructed and operated in a particular orientation and thus are not to be considered limiting.
It is understood that the terms "a" and "an" should be interpreted as meaning that a number of one element or element is one in one embodiment, while a number of other elements is one in another embodiment, and the terms "a" and "an" should not be interpreted as limiting the number.
As shown in FIG. 1, the rolling and roundness correction integrated machine of the invention comprises:
a body 12;
one end of the mandrel 4 is arranged on the machine body 12, and a workpiece to be machined is sleeved outside the mandrel 4 in an annular manner;
a rolling wheel 2 disposed above the mandrel 4, the rolling wheel 2 being movable along a length direction of the mandrel 4; the rolling wheel 2 is pushed by the first pushing mechanism 1 to approach the mandrel 4 so as to roll the workpiece to enable the welding seam to generate plastic deformation; and
the rubber roller 6 is arranged on the machine body 12, the rubber roller 6 is pushed by the second pushing mechanism 7 to move towards the mandrel 4, the rubber roller 6 is driven by the motor to rotate, and then the to-be-processed workpiece sleeved on the outer portion of the mandrel 4 is subjected to circle calibration.
Furthermore, the rolling wheel 2 can be erected on an integral seat 10 in a vertically movable manner, and the integral seat 10 is arranged on the machine body 12; the first pushing mechanism 1 is arranged on the integral seat 10, and the pushing end of the first pushing mechanism 1 faces the rolling wheel 2.
Furthermore, the rolling and rounding integrated machine is further provided with a guide post 11 on the machine body, the integrated seat 10 is movably arranged on the guide post 11, and the integrated seat 10 moves along the length direction of the guide post 11 to further drive the rolling wheel 2 to move along the length direction of the mandrel 4, namely the rolling process of the rolling wheel 2 along the mandrel 4.
Furthermore, in the rolling and rounding machine, the integral seat 10 moves along the length direction of the guide post 11 under the pushing of the third pushing mechanism 3.
Furthermore, the rolling and circle correcting integrated machine is characterized in that a limiting seat 5 is arranged at a position, close to the other end of the mandrel 4, of the machine body, so that the other end of the mandrel 4 is limited and buckled.
Furthermore, the rolling and rounding integrated machine is characterized in that the limiting seat 5 is arranged on the machine body in a turnover manner, and the limiting seat 5 is turned over under the pushing of the fourth pushing mechanism, so that the other end of the mandrel 4 is clamped in a limiting manner.
Furthermore, the rolling and rounding integrated machine further comprises a first monitoring unit and a first control unit, wherein the first monitoring unit senses whether the limiting seat carries out limiting buckling on the other end of the mandrel 4 or not; if the fact that the mandrel 4 is clamped and installed proves, the first control unit controls the first pushing mechanism 1 to push the rolling wheel 2 to be close to the mandrel 4 so as to roll the workpiece, and therefore the welding seam is subjected to plastic deformation.
Furthermore, the rolling and rounding integrated machine further comprises a second monitoring unit, the second monitoring unit monitors the pressure between the rolling wheel 2 and the mandrel 4, and if the pressure reaches a preset value, the control unit controls the third pushing mechanism 3 to push the integrated base 10 to move along the length direction of the guide pillar 11.
Furthermore, the rolling and circle-checking integrated machine further comprises a third monitoring unit, the third monitoring unit monitors the pressure between the rubber roller 6 and the mandrel 4, if the pressure reaches a preset value, the control unit controls the second pushing mechanism 7 to stop pushing, and controls the motor to drive the rubber roller 6 to rotate, so that a to-be-processed workpiece sleeved outside the mandrel 4 is subjected to circle checking.
In the above embodiment, a workpiece is placed on the mandrel 4, a weld seam is along the radial direction of the mandrel 4, one end of the mandrel 4 is fixed on the machine body, a position on the machine body, which is close to the other end of the mandrel 4, is provided with a limiting seat 5, the limiting seat 5 is turned up under the pushing of a fourth pushing mechanism to buckle out the other end of the mandrel 4, after the limiting seat 5 touches a first monitoring unit (which may be specifically implemented as a proximity switch), the first control unit receives a signal that the limiting seat 5 is in place, and then sends a signal to enable a first pushing mechanism 1 (which may be set as an oil cylinder) to push the rolling wheel 2 to press down to contact with the mandrel 4, the second monitoring unit monitors the pressure between the rolling wheel 2 and the mandrel 4, and after a certain pressure is reached, the control unit controls the third pushing mechanism 3 to push the integral seat 10 to move along the length direction of the guide pillar 11, so as to drive the rolling wheel 2 to roll along the mandrel 4, and the weld seam of the workpiece is plastically deformed due to eliminate stress and air holes, so as to flatten the weld seam.
When whole seat 10 removes to default position, the control unit will send signal messenger first pushing mechanism 1 (here can set up to the hydro-cylinder) and withdraw, rolling wheel 2 with dabber 4 throw off, work as after rolling wheel 2 reachs the settlement height, the control unit control third pushing mechanism 3 (here can set up to the hydro-cylinder) withdraws, third pushing mechanism 3 drives whole seat 10 and examination rolling wheel 2 are rolled back together, whole seat 10 is rolled back to default position, for example touch and install the spacing proximity switch in default position, the control unit control third pushing mechanism 3 stop motion, rolls the process and finishes.
After waiting for a preset time, the rubber roller 6 is driven by a second pushing mechanism (which can be set as an oil cylinder) to ascend and closely contact with the mandrel 4, and after the rubber roller 6 touches the proximity switch, the control unit controls 7 the oil cylinder to stop pressurizing. Rubber roll 6 and dabber 4 in close contact with compaction, the motor drives the rubber roll 6 rotation through cycloid pinwheel this moment, and rubber roll 6 drives dabber 4 and passes through the bearing rotation, and the product is at rotatory campus between rubber roll 6 and dabber 4, and after reaching the settlement time, rubber roll 6 stops rotating, and hydro-cylinder 7 drives 6 rubber rolls and descends, contacts lower limit proximity switch back, the fourth pushing mechanism of control unit control (here can set up to the hydro-cylinder) drives spacing seat 5 turns over down, spacing seat 5 contacts preset position, for example touch set up in the whereabouts proximity switch of preset position after, the school circle work is over, and the whole school circle work that rolls is over.
According to a preferred embodiment of the invention, as shown in fig. 2, the mandrel 4 is hollow, two through holes 410 which are radially through are formed in the mandrel 4 along the radial direction of the mandrel 4, a double-head cylinder 420 is arranged in the mandrel 4 along the radial direction of the mandrel 4, two telescopic ends of the double-head cylinder 420 are respectively connected with a suction cup 430, and when the two telescopic ends of the double-head cylinder 420 respectively extend to the maximum length along the two through holes 410, the suction cups 430 on the telescopic ends just contact with the surface of a workpiece to be processed which is sleeved on the mandrel 4; sucking disc 430 intercommunication gas control equipment utilizes gas control equipment to the sucking disc with wait to process the space between the work piece and bleed or aerify, wherein gas control equipment connect with the control unit, by the control unit is controlled, when establishing the work piece cover the dabber 4 is outside, utilizes the control unit control gas control equipment bleeds, with the sucking disc with wait to process the gas in space between the work piece and manage to find time, utilize the negative pressure to adsorb the work piece tightly on the dabber 4, improve the stability of work piece, avoid the work piece is taken place to rotate by external influence and leads to rolling wheel 2 can not grind accurate butt weld firmly. When the rolling and rounding operations are finished, the gas control equipment is used for inflating to inflate the space between the sucking disc and the workpiece to be machined, the vacuum negative pressure is relieved, the adsorption connection between the sucking disc and the workpiece to be machined is relieved, and the workpiece is fixed by the negative pressure without damaging the workpiece.
While embodiments of the invention have been described above, it is not limited to the applications set forth in the description and the embodiments, which are fully applicable in various fields of endeavor to which the invention pertains, and further modifications may readily be made by those skilled in the art, it being understood that the invention is not limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (2)
1. The utility model provides a roll school circle all-in-one which characterized in that includes:
a body;
one end of the mandrel is arranged on the machine body, and a workpiece to be processed is sleeved on the outer part of the mandrel in the circumferential direction;
a rolling wheel disposed above the mandrel, the rolling wheel being movable along a length direction of the mandrel; the rolling wheel is pushed by a first pushing mechanism to approach the mandrel so as to roll the workpiece, so that the welding seam generates plastic deformation; and
the rubber roller is arranged on the machine body, is pushed by the second pushing mechanism to approach the mandrel, and is driven by the motor to rotate so as to perform circle calibration on a workpiece to be machined, which is sleeved outside the mandrel;
the rolling wheel can be erected on an integral seat in a vertically moving mode, and the integral seat is arranged on the machine body; the first pushing mechanism is arranged on the integral seat, and a pushing end of the first pushing mechanism faces the rolling wheel;
the machine body is also provided with a guide pillar, and a position of the machine body close to the other end of the mandrel is provided with a limiting seat so as to limit and buckle the other end of the mandrel; the integral seat moves along the length direction of the guide post under the pushing of a third pushing mechanism; the integral seat is movably arranged on the guide post and moves along the length direction of the guide post, so that the rolling wheel is driven to move along the length direction of the mandrel;
the limiting seat is arranged on the machine body in a turnover manner and is pushed by the fourth pushing mechanism to realize turnover, so that the other end of the mandrel is limited and buckled;
the first monitoring unit senses whether the limiting seat carries out limiting buckling on the other end of the mandrel or not; if so, the control unit controls the first pushing mechanism to push the rolling wheel to be close to the mandrel;
the second monitoring unit monitors the pressure between the rolling wheel and the mandrel, and if the pressure reaches a preset value, the control unit controls the third pushing mechanism to push the integral seat to move along the length direction of the guide pillar;
the control unit controls the second pushing mechanism to stop pushing and controls the motor to drive the rubber roller to rotate so as to perform circle calibration on a workpiece to be processed, which is sleeved outside the mandrel, if the pressure reaches a preset value.
2. The rolling and rounding integrated machine according to claim 1, wherein the mandrel is hollow, two through holes are formed in the mandrel in a radial direction, a double-headed oil cylinder is arranged in the mandrel in the radial direction, two telescopic ends of the double-headed oil cylinder are respectively connected with a suction cup, and when the two telescopic ends of the double-headed oil cylinder respectively extend to the maximum length along the two through holes, the suction cups on the telescopic ends just contact with a surface of a workpiece to be machined, which is sleeved on the mandrel; the sucking disc is communicated with a gas control device, and the gas control device is utilized to pump air or inflate the space between the sucking disc and the workpiece to be processed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011190823.7A CN112404174B (en) | 2020-10-30 | 2020-10-30 | Rolling and roundness correction integrated machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011190823.7A CN112404174B (en) | 2020-10-30 | 2020-10-30 | Rolling and roundness correction integrated machine |
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| Publication Number | Publication Date |
|---|---|
| CN112404174A CN112404174A (en) | 2021-02-26 |
| CN112404174B true CN112404174B (en) | 2022-12-27 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011190823.7A Active CN112404174B (en) | 2020-10-30 | 2020-10-30 | Rolling and roundness correction integrated machine |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113042573B (en) * | 2021-03-12 | 2022-03-08 | 江苏沃德智能装备有限公司 | Conical roller shaping equipment |
| CN113351700B (en) * | 2021-05-11 | 2023-04-18 | 湖北工业大学 | Integral upward-adjusting type pre-bent coil forming device and forming method |
| CN114952180B (en) * | 2022-08-01 | 2022-12-06 | 陕西斯瑞新材料股份有限公司 | Shape correction method for deformation of thin-wall part after vacuum brazing and application thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890603B (en) * | 2010-08-12 | 2012-04-18 | 哈尔滨工业大学 | Device for trimming weld with trailing impact rolling of high-strength low-matching equivalent-load welding joint |
| CN102151951B (en) * | 2011-02-09 | 2013-04-24 | 青岛武晓集团股份有限公司 | Prewelding machine for steel tube |
| CN204620730U (en) * | 2015-05-13 | 2015-09-09 | 南京工程学院 | A kind of heat processing magnesium alloy weld joint rolls deformation apparatus |
| CN208743401U (en) * | 2018-08-15 | 2019-04-16 | 佛山市光昱不锈钢有限公司 | A kind of pipeline-weld flattening machine |
| CN208810493U (en) * | 2018-09-10 | 2019-05-03 | 上海田渡浜五金仪器厂 | A kind of plastic-blasting device of numerical control circular arc air duct |
| CN110860588B (en) * | 2019-10-31 | 2020-11-24 | 中船重工鹏力（南京）智能装备系统有限公司 | Automatic edge folding and pressing equipment for sheet metal shell of inner barrel of water heater and forming method |
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