CN111940541A - Automatic adjusting die of thin-wall metal plate spiral butt welding air pipe forming unit - Google Patents
Automatic adjusting die of thin-wall metal plate spiral butt welding air pipe forming unit Download PDFInfo
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- CN111940541A CN111940541A CN202010785972.1A CN202010785972A CN111940541A CN 111940541 A CN111940541 A CN 111940541A CN 202010785972 A CN202010785972 A CN 202010785972A CN 111940541 A CN111940541 A CN 111940541A
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- die
- angle
- guide wheel
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/122—Making tubes or metal hoses with helically arranged seams with welded or soldered seams
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/126—Supply, or operations combined with supply, of strip material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/127—Tube treating or manipulating combined with or specially adapted for use in connection with tube making machines, e.g. drawing-off devices, cutting-off
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C37/00—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape
- B21C37/06—Manufacture of metal sheets, bars, wire, tubes or like semi-manufactured products, not otherwise provided for; Manufacture of tubes of special shape of tubes or metal hoses; Combined procedures for making tubes, e.g. for making multi-wall tubes
- B21C37/12—Making tubes or metal hoses with helically arranged seams
- B21C37/128—Control or regulating devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Bending Of Plates, Rods, And Pipes (AREA)
Abstract
The invention relates to an automatic adjusting die of a thin-wall metal plate spiral butt welding air pipe forming unit, which comprises a die plate supporting frame, a die plate and a plurality of automatic servo adjusting mechanisms, wherein each automatic servo adjusting mechanism is connected with a die non-resistance guide mechanism, and the die non-resistance guide mechanisms are arranged on the same forming circle. The invention can quickly adjust the pipe diameter of the pipe blank without manual adjustment, the angle of the guide wheel is consistent with the angle of the spiral line, no axial friction force exists, and the quality of the pipe blank is improved; the angle regulator drives the connecting rod to move, the connecting rod drives each guide wheel group on the connecting rod to rotate, the synchronous rotating angle of each guide wheel group is consistent with the spiral line angle of the spiral tube blank, no axial friction force exists in the operation process, and unstable factors such as surface deformation and surface abrasion of the tube blank in the rounding process are reduced.
Description
Technical Field
The invention relates to the technical field of spiral duct machines, in particular to an automatic adjusting die of a thin-wall metal plate spiral butt welding air duct forming unit.
Background
The thin-wall spiral butt welding air pipe forming machine set is used for manufacturing spiral seam welded pipes, and can produce steel pipes with different diameters by using strip steel with the same width. When steel pipes with different diameters need to be produced, different dies need to be used, the replacement of the dies consumes time and labor, and the investment cost is high. The patent number is CN 201820398605.4's a spiral welded pipe aperture adjustable mould, and the aperture of its shaping steel pipe adopts manual regulation mode, will design the wheelset and insert the aperture regulation that realizes the mould in the locating hole that corresponds according to the aperture needs, and the degree of automation of adjusting the mould is not high, and the aperture control range is limited. Because of structural limitation, the setting wheel can not deflect, and in the process of rolling the metal plate into a tube blank according to a certain spiral line angle (called a forming angle), because the setting wheel angle is inconsistent with the spiral line angle, axial friction can be generated, and unstable factors such as easy abrasion, indentation, deformation and the like of the surface of the forming tube can be caused in the tube manufacturing process.
Disclosure of Invention
The invention aims to overcome the defects and provides an automatic adjusting die of a thin-wall metal plate spiral butt welding air pipe forming unit, which can quickly adjust the rounding pipe diameter of a pipe blank without manual adjustment, has the same guide wheel angle and spiral line angle, has no axial friction force and improves the quality of the pipe blank.
The purpose of the invention is realized as follows:
the utility model provides a thin wall metal sheet spiral butt welding tuber pipe forming machine group automatic adjustment mould, includes template support frame, template and a plurality of servo automatic adjustment mechanism, and every servo automatic adjustment mechanism connects a mould non-resistance guiding mechanism, and a plurality of moulds non-resistance guiding mechanism are on same shaping circle.
Preferably, the formwork support frame is connected with a formwork, and the formwork is perpendicular to the horizontal plane.
Preferably, the servo automatic adjusting mechanism comprises a base, a servo motor, a lead screw and a sliding seat, an output shaft of the servo motor is connected with the lead screw, the sliding seat is sleeved on the lead screw, and the sliding seat is connected with the non-resistance guide mechanism of the die.
Preferably, the non-resistance guiding mechanism of mould includes girder, direction wheelset, connecting rod and angle regulator, the girder is perpendicular with the template, and a plurality of direction wheelset equipartitions are at the length direction of girder, the direction wheelset includes the pivot, the pivot is rotated with the girder and is connected, branch is connected to the one end of pivot, and the other end passes through the wheel seat and connects the leading wheel, and each branch is articulated with a connecting rod, angle regulator sets up on the girder, angle regulator is articulated with the connecting rod.
Preferably, the length direction of the main beam is consistent with the discharging direction of the formed spiral tube blank.
Preferably, the deflection angle of the guide wheel is consistent with the spiral line angle of the spiral tube blank, and the guide wheel moves along the spiral line.
The invention has the beneficial effects that:
the invention can quickly adjust the pipe diameter of the pipe blank without manual adjustment, the angle of the guide wheel is consistent with the angle of the spiral line, no axial friction force exists, and the quality of the pipe blank is improved; the angle regulator drives the connecting rod to move, the connecting rod drives each guide wheel group on the connecting rod to rotate, the synchronous rotating angle of each guide wheel group is consistent with the spiral line angle of the spiral tube blank, no axial friction force exists in the operation process, and unstable factors such as surface deformation and surface abrasion of the tube blank in the rounding process are reduced.
Drawings
FIG. 1 is a schematic structural diagram of a thin-wall metal plate spiral butt welding air pipe forming unit.
Fig. 2 is a schematic structural diagram of the leveling and beading continuous forming device of the present invention.
FIG. 3 is a schematic view of a leveling component of the present invention.
FIG. 4 is a schematic structural diagram of an automatic adjusting mold of the thin-wall metal plate spiral butt welding air duct forming unit.
Fig. 5 is a partially enlarged view of fig. 4.
Fig. 6 is a schematic structural view of the mold non-resistance guide mechanism of the present invention.
Fig. 7 is a schematic structural diagram of the welding and cutting device of the present invention.
FIG. 8 is a schematic structural diagram of the synchronous circular cutting apparatus of the present invention.
Fig. 9 is a schematic structural diagram of the automatic tracking welding device of the present invention.
Wherein:
a host platform 1;
a leveling rib-pressing continuous molding device 2; a rotary platform 2.1; a feed member 2.2; leveling components 2.3; an upper feed roll 2.3.1; an upper leveling roll 2.3.2; an upper discharging roller 2.3.3; a lower feed roll 2.3.4; a lower leveling roll 2.3.5; a lower take-off roller 2.3.6; connecting wall boards 2.3.7; a slide groove 2.3.7.1; a bearing seat 2.3.8; an adjustment fixing plate 2.3.9; an adjusting screw 2.3.10; a first bolt 2.3.11; a second bolt 2.3.12; a rib pressing forming part 2.4; 2.4.1 of a beading roller; an upper ribbed roller bearing seat 2.4.2; a lower rib pressing roller bearing seat 2.4.3; forming the wall board 2.4.4; a main power transmission part 2.5; a speed encoder 2.6;
automatically adjusting the die 3; a template support frame 3.1; 3.2 of a template; a servo automatic adjusting mechanism 3.3; a base 3.3.1; a servo motor 3.3.2; 3.3.3 of a screw rod; a slide carriage 3.3.4; a mold resistance-free guide mechanism 3.4; 3.4.1 of a main beam; a guide wheel set 3.4.2; a strut 3.4.2.1; a guide wheel 3.4.2.2; a connecting rod 3.4.3; an angle adjuster 3.4.4; 3.5 of a die fixing ring;
a welding and cutting device 4; a mounting frame 4.1; a lifting sliding table 4.2; a synchronous circumference cutting device 4.3; a cutting gun bracket 4.3.1; a horizontal servo module 4.3.2; a vertical servo module 4.3.3; laser cutting the lance tip 4.3.4; automatic tracking of the welding device 4.4; a welding gun support 4.4.1; a slide rail mounting plate 4.4.2; a first slide 4.4.3; a second slide 4.4.4; 4.4.5 of a laser welding gun; a weld inductor 4.4.6; 4.5 of a lifting screw rod;
a discharging frame 5.
Detailed Description
Referring to fig. 1, a thin wall metal sheet spiral butt welding tuber pipe forming unit, including host computer platform 1, levelling ribbing continuous forming device 2, automatic adjustment mould 3, welding cutting device 4 and play work or material rest 5, levelling ribbing continuous forming device 2 sets up in host computer platform 1's top, just levelling ribbing continuous forming device 2's right-hand member is articulated with host computer platform 1's right-hand member, welding cutting device 4 establishes the right side at host computer platform 1, the front side at host computer platform right-hand member is established to play work or material rest 5, automatic adjustment mould 3 sets up the discharge end at levelling ribbing continuous forming device 2.
Referring to fig. 2 and 3, the leveling and rib-pressing continuous forming device 2 comprises a rotary platform 2.1, the rotary platform 2.1 sequentially comprises a feeding part 2.2, a leveling part 2.3, a rib-pressing forming part 2.4 and a main power transmission part 2.5 from left to right, and the main power transmission part 2.5 provides driving power for the leveling part 2.3 and the rib-pressing forming part 2.4.
Leveling part 2.3 includes last adjusting roller group and lower registration roller group, go up adjusting roller group and include feed roll 2.3.1, go up levelling roll 2.3.2 and go up discharge roll 2.3.3, lower registration roller group includes lower feed roll 2.3.4, lower levelling roll 2.3.5 and lower discharging roller 2.3.6. The metal sheet with certain radian is compressed tightly by upper and lower feed rollers and is conveyed into, levels the metal sheet through the leveling mode of upper three lower two, sends into the beading shaping part by upper and lower discharge rollers again, and leveling part 2.3 has improved the surface flatness of metal sheet, ensures the butt joint effect of butt joint face when the pipe billet butt welding of one-tenth circle.
The two ends of the lower feed roll 2.3.4, the lower leveling roll 2.3.5 and the lower discharge roll 2.3.6 can be rotatably connected with the wall plate 2.3.7.
The upper feeding roller 2.3.1, the upper leveling roller 2.3.2 and the upper discharging roller 2.3.3 are all adjustable structures.
Go up feed roller 2.3.1, go up levelling roller 2.3.2 and go up discharge roller 2.3.3's both ends and all be equipped with bearing frame 2.3.8, go up feed roller 2.3.1, go up levelling roller 2.3.2 and go up discharge roller 2.3.3's both ends all with corresponding bearing frame 2.3.8 rotatable coupling, wallboard 2.3.7 corresponds bearing frame 2.3.8 and is equipped with spout 2.3.7.1, spout 2.3.7.1 opening is upwards, spout 2.3.7.1 opening part is equipped with regulation fixed plate 2.3.9, it is fixed with wallboard 2.3.7 to adjust fixed plate 2.3.9, adjusting screw 2.3.10 is connected to bearing frame 2.3.8, and adjusting screw 2.3.10 from up passing first bolt 2.3.11, regulation fixed plate 2.3.9 and second bolt 2.3.12 down in proper order. The height of the upper feeding roller 2.3.1, the upper discharging roller 2.3.3 and each upper leveling roller 2.3.2 is adjusted, so that the surface of the metal sheet passing through the leveling part 2.3 is flat and straight, and preparation is made for subsequent butt welding.
Go up feed roll 2.3.1 and lower feed roll 2.3.4 longitudinal symmetry setting, it all is equipped with a plurality ofly with lower levelling roll 2.3.5 to go up levelling roll 2.3.2, and crisscross setting from top to bottom, go up feed roll 2.3.3 and lower discharging roll 2.3.6 longitudinal symmetry setting and by power drive.
The rib pressing forming component 2.4 is provided with two groups of rib pressing roller sets in parallel from top to bottom, each group of rib pressing roller sets is provided with a plurality of rib pressing rollers 2.4.1, and the centers of the rib pressing rollers 2.4.1 of each group are on the same horizontal line. The rib pressing roller group presses ribs on the metal sheet, so that the strength of the metal sheet is improved, the metal sheet is prevented from generating elliptical deformation when being rolled into a tube blank, and the rounding effect is improved.
The rib pressing roller bearing seat 2.4.2 is equipped with at the rib pressing roller 2.4.1 both ends that are located the top, the rib pressing roller bearing seat 2.4.3 is equipped with down at the rib pressing roller 2.4.1 both ends that are located the below, rib pressing roller bearing seat 2.4.3 is fixed on shaping wallboard 2.4.4 down, shaping wallboard 2.4.4 corresponds rib pressing roller bearing seat 2.4.2 and is equipped with the regulation spout, go up rib pressing roller bearing seat 2.4.2 and can reciprocate in adjusting the spout. The distance between the upper and lower rib pressing rollers is adjusted by adjusting the rib pressing rollers above, so that the rib pressing device is suitable for rib pressing of metal sheets with different thicknesses, and the universality of rib pressing forming parts is improved.
Referring to fig. 5-7, the automatic adjustment mold 3 includes a mold support frame 3.1, a mold plate 3.2 and a plurality of automatic servo adjustment mechanisms 3.3, each automatic servo adjustment mechanism 3.3 is connected to a mold non-resistance guide mechanism 3.4, the plurality of mold non-resistance guide mechanisms 3.4 are on the same forming circle, the front sides of the plurality of mold non-resistance guide mechanisms 3.4 are connected to a mold fixing ring 3.5, and the mold fixing ring 3.5 is used for fixing the head of the mold non-resistance guide mechanism 3.4 and preventing the metal sheet from slightly deforming in the process of rounding.
The template support frame 3.1 is connected with the template 3.2, the template 3.2 is vertical to the horizontal plane, and the template 3.2 is provided with a plurality of servo automatic adjusting mechanisms 3.3.
The servo automatic adjusting mechanism 3.3 comprises a base 3.3.1, a servo motor 3.3.2, a lead screw 3.3.3 and a sliding seat 3.3.4, an output shaft of the servo motor 3.3.2 is connected with the lead screw 3.3.3, the sliding seat 3.3.4 is sleeved on the lead screw 3.3.3, and the sliding seat 3.3.4 is connected with a die non-resistance guide mechanism 3.4.
Servo motor 3.3.2 drive lead screw 3.3.3 rotates, drives slide 3.3.4 and carries out linear motion, servo motor fixes the one end at the base, the parallel slide rail that is equipped with in lead screw 3.3.3 both sides, slide 3.3.4 corresponds the slide rail and is equipped with the straight line spout, slide 3.3.4 is along slide rail rectilinear movement.
The die non-resistance guide mechanism 3.4 comprises a main beam 3.4.1, a guide wheel set 3.4.2, a connecting rod 3.4.3 and an angle adjuster 3.4.4. Girder 3.4.1 is perpendicular with template 3.2, and the length direction at girder 3.4.1 is divided to a plurality of direction wheelsets 3.4.2 equipartitions, direction wheelset 3.4.2 includes the pivot, the pivot is rotated with girder 3.4.1 and is connected, branch 3.4.2.1 is connected to the one end of pivot, and the other end passes through the wheel seat and connects leading wheel 3.4.2.2, and each branch 3.4.2.1 is articulated with a connecting rod 3.4.3, angle regulator 3.4.4 sets up on girder 3.4.1, angle regulator 3.4.4 is articulated with connecting rod 3.4.3.
The length direction of the main beam 3.4.1 is consistent with the discharging direction of the formed spiral tube blank.
The guide wheel 3.4.2.2 is arranged at an angle with the disc surface of the formed spiral tube blank, the deflection angle of the guide wheel 3.4.2.2 is consistent with the spiral angle of the spiral tube blank, and the guide wheel moves along the spiral line. Angle regulation ware 3.4.4, angle regulation ware 3.4.4 drive connecting rod 3.4.3 motion, and the connecting rod drives each guide wheel group 3.4.2 rotation on it, and the synchronous turned angle of each guide wheel group 3.4.2 is unanimous with the helix angle of spiral pipe, does not have axial friction in the operation process, reduces unstable factors such as surface deformation, surface wear that the pipe appears at the rounding in-process.
Referring to fig. 7-9, the welding and cutting device 4 comprises a mounting rack 4.1, a lifting sliding table 4.2 capable of moving up and down is arranged in front of and behind the mounting rack 4.1, the lifting sliding table 4.2 positioned on the front side is connected with a synchronous circumference cutting device 4.3, and the lifting sliding table 4.2 positioned on the rear side is connected with an automatic tracking welding device 4.4. Lifting sliding table 4.2 cover is established on lifting screw 4.5, lifting screw 4.5 one end is through a pair of bevel gear connection driving motor.
The synchronous circumference cutting device 4.3 comprises a cutting gun support 4.3.1, a horizontal servo module 4.3.2, a vertical servo module 4.3.3 and a laser cutting gun head 4.3.4, wherein the cutting gun support 4.3.1 is connected with a corresponding lifting sliding table 4.2, a sliding block of the horizontal servo module 4.3.2 is connected with a bottom plate of the vertical servo module 4.3.3, a sliding block of the vertical servo module 4.3.3 is connected with a laser cutting gun head 4.3.4, the laser cutting gun head 4.3.4 is provided with an automatic height adjuster, the automatic height adjuster is electrically connected with a controller, and the laser cutting gun head 4.3.4 is ensured to keep a certain distance with a spiral pipe blank to be cut all the time.
Still be equipped with speed encoder 2.6 on the continuous forming device 2 of levelling ribbing, speed encoder 2.6 is connected with the controller electricity, speed encoder 2.6 detects the functioning speed of metal sheet, with the real-time transmission to the controller of the speed information of metal sheet operation, the controller is according to the real-time synchronization adjustment tracking of metal sheet functioning speed change, and control servo module drives the follow-up of laser cutting torch, realizes the cutting of dynamic synchronization circumference.
The automatic tracking welding device 4.4 comprises a welding gun bracket 4.4.1, a slide rail mounting plate 4.4.2, a first slide block 4.4.3, a second slide block 4.4.4, a laser welding gun 4.4.5 and a welding seam inductor 4.4.6, the welding gun support 4.4.1 is connected with the corresponding lifting sliding table 4.2, one end of the welding gun support 4.4.1 is connected with the sliding rail mounting plate 4.4.2, one side of the slide rail mounting plate 4.4.2 close to the spiral tube blank inclines downwards, the slide rail mounting plate 4.4.2 is connected with a first slide block 4.4.3, the first slide block 4.4.3 moves back and forth along the slide rail mounting plate 4.4.2, the first slide block 4.4.3 is connected with the second slide block 4.4.4, the inclination angle of the first slide block 4.4.3 is consistent with that of the slide rail mounting plate 4.4.2, the second slide block 4.4.4 moves linearly along the inclination direction of the slide rail mounting plate 4.4.2, the second slider 4.4.4 is connected with a laser welding gun 4.4.5, a welding line sensor 4.4.6 is arranged on the second slider 4.4.4 corresponding to the laser welding gun 4.4.5, and the welding line sensor 4.4.6 is electrically connected with the controller. The welding seam sensor 4.4.6 senses the position of a workpiece, collects the position change of a welding surface, adjusts the distance between the welding gun and the workpiece at any time, controls the welding gun to follow up, realizes automatic tracking of welding and effectively solves the problem caused by welding seam deviation.
In addition to the above embodiments, the present invention also includes other embodiments, and any technical solutions formed by equivalent transformation or equivalent replacement should fall within the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a thin wall metal sheet spiral butt welding tuber pipe forming unit automatic adjustment mould which characterized in that: the automatic servo adjusting mechanism is connected with a die resistance-free guide mechanism, and the plurality of die resistance-free guide mechanisms are arranged on the same forming circle.
2. The automatic adjusting die of the thin-wall metal plate spiral butt welding air pipe forming unit according to claim 1, characterized in that: the template support frame is connected with a template, and the template is vertical to the horizontal plane.
3. The automatic adjusting die of the thin-wall metal plate spiral butt welding air pipe forming unit according to claim 2, characterized in that: the servo automatic adjusting mechanism comprises a base, a servo motor, a lead screw and a sliding seat, wherein an output shaft of the servo motor is connected with the lead screw, the lead screw is sleeved with the sliding seat, and the sliding seat is connected with a non-resistance guide mechanism of the die.
4. The automatic adjusting die of the thin-wall metal plate spiral butt welding air pipe forming machine set according to claim 1, 2 or 3, characterized in that: the non-resistance guide mechanism of the die comprises a main beam, guide wheel sets, a connecting rod and an angle adjuster, wherein the main beam is perpendicular to a template, a plurality of guide wheel sets are uniformly distributed in the length direction of the main beam, each guide wheel set comprises a rotating shaft, the rotating shaft is connected with the main beam in a rotating mode, one end of the rotating shaft is connected with a supporting rod, the other end of the rotating shaft is connected with the guide wheel through a wheel seat, each supporting rod is hinged to the connecting rod, the angle adjuster is arranged on the main beam, and the angle adjuster is hinged to the connecting rod.
5. The automatic adjusting die of the thin-wall metal plate spiral butt welding air pipe forming unit according to claim 4, characterized in that: the length direction of the main beam is consistent with the discharging direction of the formed spiral tube blank.
6. The automatic adjusting die of the thin-wall metal plate spiral butt welding air pipe forming unit according to claim 4, characterized in that: the guide wheel is arranged at an angle with the disc surface of the formed spiral tube blank, the deflection angle of the guide wheel is consistent with the spiral line angle of the spiral tube blank, and the guide wheel moves along the spiral line.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010785972.1A CN111940541A (en) | 2020-08-07 | 2020-08-07 | Automatic adjusting die of thin-wall metal plate spiral butt welding air pipe forming unit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010785972.1A CN111940541A (en) | 2020-08-07 | 2020-08-07 | Automatic adjusting die of thin-wall metal plate spiral butt welding air pipe forming unit |
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| CN111940541A true CN111940541A (en) | 2020-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877984A (en) * | 2021-09-29 | 2022-01-04 | 山东大学 | Automatic machining parameter adjusting device for spiral air duct and spiral air duct machine |
-
2020
- 2020-08-07 CN CN202010785972.1A patent/CN111940541A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113877984A (en) * | 2021-09-29 | 2022-01-04 | 山东大学 | Automatic machining parameter adjusting device for spiral air duct and spiral air duct machine |
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