CN105234230A - Elliptical rolling type radiating pipe and manufacturing equipment thereof - Google Patents
Elliptical rolling type radiating pipe and manufacturing equipment thereof Download PDFInfo
- Publication number
- CN105234230A CN105234230A CN201510748271.XA CN201510748271A CN105234230A CN 105234230 A CN105234230 A CN 105234230A CN 201510748271 A CN201510748271 A CN 201510748271A CN 105234230 A CN105234230 A CN 105234230A
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- China
- Prior art keywords
- hollow shaft
- ellipse
- groups
- gear
- manufacturing equipment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- 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
- B21D15/00—Corrugating tubes
- B21D15/04—Corrugating tubes transversely, e.g. helically
- B21D15/06—Corrugating tubes transversely, e.g. helically annularly
-
- 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
- B21D53/022—Making the fins
-
- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F1/00—Tubular elements; Assemblies of tubular elements
- F28F1/10—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses
- F28F1/12—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element
- F28F1/34—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely
- F28F1/36—Tubular elements and assemblies thereof with means for increasing heat-transfer area, e.g. with fins, with projections, with recesses the means being only outside the tubular element and extending obliquely the means being helically wound fins or wire spirals
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F28—HEAT EXCHANGE IN GENERAL
- F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
- F28F2215/00—Fins
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- Geometry (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
Abstract
The invention discloses an elliptical rolling type radiating pipe and manufacturing equipment thereof. The manufacturing equipment comprises a frame; a rotatable hollow shaft is fixed on the frame horizontally in a penetrating manner; an inner hole of the hollow shaft takes the shape of an ellipse of which the size is corresponding to that of an elliptical pipe workpiece; the elliptical pipe workpiece is inserted in the inner hole of the hollow shaft in a clearance penetrating manner; the hollow shaft is connected with a driving mechanism; and four groups of hob devices which are arranged oppositely are uniformly distributed on the extending line of the transmission output end of the hollow shaft in the horizontal and vertical directions along the circumference of the hollow shaft. The manufacturing equipment is simple in structure, is high in control precision, is used for manufacturing the spiral elliptical rolling type radiating pipe, and is time-saving and labor-saving, and the variety of the elliptical rolling type radiating pipe manufactured by the manufacturing equipment is greatly expanded.
Description
Technical field
The present invention relates to a kind of radiating tube and manufacturing equipment thereof, refer to that a kind of ellipse rolls chip radiating tube and manufacturing equipment thereof especially.
Background technology
Radiating tube is as heat-exchange apparatus, and it is widely used in industrial production, heating engineering.Radiating tube is in the market of a great variety, different, but main is circular radiating tube and oval radiating tube, circular radiating tube is because being rule pipe, it makes simple, convenient, be the most common, most widely used a kind of radiating tube, the maximum shortcoming of circular radiating tube is that manage-style resistance is large, and the thermal efficiency is low; And circular radiating tube compared by oval radiating tube, the resistance of its manage-style is less, and the thermal efficiency is higher.But, existing oval radiating tube, kind is single, is sheet assemble, to fasten in oval on pipe by fin along the circumference of pipe in oval, material is taken during this production costs, and through expanding with heat and contract with cold for a long time, in fin and ellipse, pipe produces and loosens, and affects the thermal efficiency, for overcoming the above problems, be badly in need of the new oval radiating tube of development and manufacturing equipment thereof.
Summary of the invention
Object one of the present invention is to provide a kind of ellipse to roll the manufacturing equipment of chip radiating tube.
A kind of ellipse rolls the manufacturing equipment of chip radiating tube, comprise frame, it is characterized in that: rack level fastens a rotating hollow shaft, the endoporus of hollow shaft is the size ellipse corresponding with elliptical tube workpiece size, elliptical tube workpiece gap is interspersed in the endoporus of hollow shaft, hollow shaft is connected with a driving mechanism, along its circumference in level on Hollow Shaft Transmission output extended line, vertical direction is evenly distributed with four groups of hob devices be oppositely arranged, described hob device comprise be fixed on frame and its extended line through the guide rail of four groups of hob device central points, guide rail is provided with slide block, slide block is fixed with servomotor away from the frame outside four groups of hob device central points, servomotor output is positioned at the inner side near four groups of hob device central points, servomotor output is fixedly connected with the ball screw of a ball-screw, ball screw and guide rail parallel, the nut of ball-screw is fixedly connected with a nut holder, nut holder is fixed on slide block, nut holder is fixed with hobboing cutter mount pad near the madial wall of four groups of hob device central points, hobboing cutter mount pad is fixed with rotating cutter shaft near the inner side of four groups of hob device central points, cutter shaft overlaps intrinsic hobboing cutter, hobboing cutter comprises the some blades along its axial grid shape distribution, cutter shaft is fixedly connected with near one end with a Universal axle mechanism, one end of hollow shaft, the other end activity of Universal axle mechanism is fixed in the frame of hollow shaft radial outside, and the other end of this Universal axle mechanism also overlaps intrinsic second gear, hollow shaft is overlapped intrinsic first gear, second gear is corresponding with the first gear position and be connected with a joggle, the cutter shaft of described four groups of hob devices axially all has an angle with hollow shaft axially-extending line, cutter shaft line centered by hollow shaft axially-extending line of these four groups of hob devices is rotational positional relationship, four groups of hob devices frame away from hollow shaft side is also provided with workpiece holder, the position that workpiece holder is identical with hollow shaft height has fastened rotatable inner sleeve, the endoporus of inner sleeve is that size rolls the corresponding ellipse of chip radiating tube size with the ellipse of processing, and inner sleeve is axially axially identical with hollow shaft.
Further, the marginal portion axial cross section of blade is outer little interior greatly trapezoidal.So that the extrusion molding of material.
Further, driving mechanism comprises the motor be fixed in frame, and motor output shaft is parallel with hollow shaft and position is corresponding, motor output shaft overlaps intrinsic 3rd gear, described hollow shaft is overlapped intrinsic four gear corresponding with the 3rd gear position, the 4th gear is meshed with the 3rd gear.This driving mechanism, structure is simple, reliable.
Object two of the present invention is to provide a kind of ellipse to roll chip radiating tube.
A kind of ellipse rolls chip radiating tube, comprises the oval shaped core pipe of internal layer and cover and is fixed in the ellipse that manufacturing equipment that core outer tube layer rolls chip radiating tube by ellipse of the present invention processes and rolls lamella, described in roll lamella and distribute along its axial screw.
The present invention's ellipse rolls the manufacturing equipment of chip radiating tube, add man-hour, elliptical tube workpiece is inserted the endoporus of hollow shaft, and stretch in the endoporus of workpiece holder inner sleeve through four groups of hob devices, driving mechanism drives hollow shaft, hollow shaft drives elliptical tube workpiece, and by the first gear and the second gear transmission Universal axle mechanism successively, cutter shaft and hobboing cutter, simultaneously, servomotor starts, the ball screw ordering about ball-screw rotates, afterwards nut moves on ball screw, nut drives nut holder and slide block to slide on slide rail, correspondingly, hobboing cutter mount pad, cutter shaft and hobboing cutter do to retreat relative to the elliptical tube workpiece through four groups of hob device centers and move, in the process that elliptical tube workpiece is rotated, hobboing cutter is close to elliptical tube workpiece all the time and is extruded it, and then make locally ellipticity plumber part produce plastic deformation, the material of distortion is expressed between two adjacent knife blades, form oval radiating tube and prick sheet, and axially all with hollow shaft axially-extending line, there is an angle due to the cutter shaft of four groups of hob devices, cutter shaft and elliptical tube workpiece not parallel, during the elliptical tube workpiece that hobboing cutter extruding rotates, elliptical tube workpiece is axially moved, form spiral helicine oval radiating tube, this ellipse rolls the manufacturing equipment of chip radiating tube, structure is simple, control accuracy is high, manufacture the oval radiating tube rolling sheet type spiral shape, time and labour saving, its ellipse manufactured rolls chip radiating tube, greatly widen the kind of oval radiating tube.
Accompanying drawing explanation
Fig. 1 is the perspective view of one embodiment of the present invention;
Fig. 2 is the main TV structure schematic diagram of one embodiment of the present invention;
Fig. 3 is the section structure schematic diagram of Fig. 2 along A-A line;
Fig. 4 is the partial enlargement structural representation of part B in Fig. 3;
Fig. 5 is four groups of hob devices of one embodiment of the present invention and the structural representation of hollow shaft;
Fig. 6 is four groups of hob devices of one embodiment of the present invention and the structural representation of elliptical tube workpiece;
Fig. 7 is the structural representation that ellipse that the present invention processes rolls chip radiating tube.
Detailed description of the invention
As shown in Figures 1 to 7, a kind of ellipse rolls the manufacturing equipment of chip radiating tube, comprise frame 10, frame 10 level fastens a rotating hollow shaft 1, the endoporus of hollow shaft 1 is the size ellipse corresponding with elliptical tube workpiece 20 size, elliptical tube workpiece 20 gap is interspersed in the endoporus of hollow shaft 1, hollow shaft 1 is connected with a driving mechanism 11, along its circumference in level on hollow shaft 1 transmission output extended line, vertical direction is evenly distributed with four groups of hob devices be oppositely arranged 2, described hob device 2 comprise be fixed on frame 10 and its extended line through the guide rail 21 of four groups of hob device 2 central points, guide rail 21 is provided with slide block 22, slide block 22 is fixed with servomotor 23 away from the frame 10 outside four groups of hob device 2 central points, servomotor 23 output is positioned at the inner side near four groups of hob device 2 central points, servomotor 23 output is fixedly connected with the ball screw 241 of a ball-screw 24, ball screw 241 is parallel with guide rail 21, the nut 242 of ball-screw 24 is fixedly connected with a nut holder 25, nut holder 25 is fixed on slide block 22, nut holder 25 is fixed with hobboing cutter mount pad 26 near the madial wall of four groups of hob device 2 central points, hobboing cutter mount pad 26 is fixed with rotating cutter shaft 261 near the inner side of four groups of hob device 2 central points, cutter shaft 261 overlaps intrinsic hobboing cutter 262, hobboing cutter 262 comprises the some blades 2621 along its axial grid shape distribution, cutter shaft 261 is fixedly connected with near one end with a Universal axle mechanism 27, one end of hollow shaft 1, the other end activity of Universal axle mechanism 27 is fixed in the frame 10 of hollow shaft 1 radial outside, and the other end of this Universal axle mechanism 27 also overlaps intrinsic second gear 271, hollow shaft 1 is overlapped intrinsic first gear 12, second gear 271 is corresponding with the first gear 12 position and be connected with a joggle, the cutter shaft 261 of described four groups of hob devices 2 axially all has an angle [alpha] (as shown in Figure 5) with hollow shaft 1 axially-extending line, cutter shaft 261 line centered by hollow shaft 1 axially-extending line of these four groups of hob devices 2 is rotational positional relationship (as shown in Figure 6), four groups of hob devices 2 are also provided with workpiece holder 3 away from the frame of hollow shaft 1 side, the position that workpiece holder 3 is highly identical with hollow shaft 1 has fastened rotatable inner sleeve 31, the endoporus of inner sleeve 31 is that size rolls the corresponding ellipse of chip radiating tube size with the ellipse of processing, and inner sleeve 31 is axially axially identical with hollow shaft 1.The marginal portion axial cross section of blade 2621 is outer little interior greatly trapezoidal.Driving mechanism 11 comprises the motor 111 be fixed in frame 10, motor 111 output shaft is with hollow shaft 1 is parallel and position is corresponding, motor 111 output shaft overlaps intrinsic 3rd gear 112, described hollow shaft 1 is overlapped intrinsic four gear 13, four gear corresponding with the 3rd gear 112 position to be meshed with the 3rd gear 112.
The present invention's ellipse rolls the manufacturing equipment of chip radiating tube, four groups of hob devices, 2 pairs of elliptical tube workpiece 20 are adopted to process, make elliptical tube workpiece 20 stress balance, good stability, add man-hour, elliptical tube workpiece 20 is inserted the endoporus of hollow shaft 1, and stretch in the endoporus of workpiece holder inner sleeve 31 through four groups of hob devices 2, driving mechanism 11 drives hollow shaft 1, hollow shaft 1 drives elliptical tube workpiece 20, and by the first gear 12 and the second gear 271 transmission Universal axle mechanism 27 successively, cutter shaft 261 and hobboing cutter 262, simultaneously, servomotor 23 starts, the ball screw 241 ordering about ball-screw 24 rotates, afterwards nut 242 moves on ball screw 241, nut 242 drives nut holder 25 and slide block 22 to slide on slide rail 21, correspondingly, hobboing cutter mount pad 26, cutter shaft 261 and hobboing cutter 262 do to retreat relative to the elliptical tube workpiece 20 through four groups of hob device 2 centers and move, in the process that elliptical tube workpiece 20 is rotated, hobboing cutter 262 is close to elliptical tube workpiece 20 all the time and is extruded it, and then make locally ellipticity plumber part 20 produce plastic deformation, the material of distortion is expressed between two adjacent knife blades 2621, form oval radiating tube and roll sheet, and axially all with hollow shaft 1 axially-extending line, there is an angle due to the cutter shaft 261 of four groups of hob devices 2, cutter shaft 261 is not parallel with elliptical tube workpiece 20, when hobboing cutter 262 extrudes the elliptical tube workpiece 20 rotated, elliptical tube workpiece 20 is axially moved, form spiral helicine oval radiating tube.
The present invention's ellipse rolls the manufacturing equipment of chip radiating tube, and structure is simple, and control accuracy is high, manufactures the oval radiating tube rolling sheet type spiral shape, time and labour saving.
The present invention's ellipse rolls the manufacturing equipment of chip radiating tube, and for ease of the extrusion molding of material, preferably, the marginal portion axial cross section of blade 2621 is outer little interior greatly trapezoidal; Driving mechanism 11 can be drive pulley driving mechanism or sprocket drive, for making driving mechanism, structure is simple, reliable, preferably, driving mechanism 11 comprises the motor 111 be fixed in frame 10, and motor 111 output shaft, with hollow shaft 1 is parallel and position is corresponding, motor 111 output shaft overlaps intrinsic 3rd gear 112, described hollow shaft 1 is overlapped intrinsic four gear 13, four gear 13 corresponding with the 3rd gear 112 position to be meshed with the 3rd gear 112.
As shown in Figure 1, Figure 2, shown in Fig. 6 and Fig. 7, a kind of ellipse rolls chip radiating tube, comprise the oval shaped core pipe 5 of internal layer and cover to be fixed in the ellipse that manufacturing equipment that core pipe 5 skin rolls chip radiating tube by ellipse of the present invention processes and to roll lamella 51, described in roll lamella 51 and distribute along its axial screw.This ellipse rolls chip radiating tube, has greatly widened the kind of oval radiating tube.
Claims (4)
1. an ellipse rolls the manufacturing equipment of chip radiating tube, comprise frame, it is characterized in that: rack level fastens a rotating hollow shaft, the endoporus of hollow shaft is the size ellipse corresponding with elliptical tube workpiece size, elliptical tube workpiece gap is interspersed in the endoporus of hollow shaft, hollow shaft is connected with a driving mechanism, along its circumference in level on Hollow Shaft Transmission output extended line, vertical direction is evenly distributed with four groups of hob devices be oppositely arranged, described hob device comprise be fixed on frame and its extended line through the guide rail of four groups of hob device central points, guide rail is provided with slide block, slide block is fixed with servomotor away from the frame outside four groups of hob device central points, servomotor output is positioned at the inner side near four groups of hob device central points, servomotor output is fixedly connected with the ball screw of a ball-screw, ball screw and guide rail parallel, the nut of ball-screw is fixedly connected with a nut holder, nut holder is fixed on slide block, nut holder is fixed with hobboing cutter mount pad near the madial wall of four groups of hob device central points, hobboing cutter mount pad is fixed with rotating cutter shaft near the inner side of four groups of hob device central points, cutter shaft overlaps intrinsic hobboing cutter, hobboing cutter comprises the some blades along its axial grid shape distribution, cutter shaft is fixedly connected with near one end with a Universal axle mechanism, one end of hollow shaft, the other end activity of Universal axle mechanism is fixed in the frame of hollow shaft radial outside, and the other end of this Universal axle mechanism also overlaps intrinsic second gear, hollow shaft is overlapped intrinsic first gear, second gear is corresponding with the first gear position and be connected with a joggle, the cutter shaft of described four groups of hob devices axially all has an angle with hollow shaft axially-extending line, cutter shaft line centered by hollow shaft axially-extending line of these four groups of hob devices is rotational positional relationship, four groups of hob devices frame away from hollow shaft side is also provided with workpiece holder, the position that workpiece holder is identical with hollow shaft height has fastened rotatable inner sleeve, the endoporus of inner sleeve is that size rolls the corresponding ellipse of chip radiating tube size with the ellipse of processing, and inner sleeve is axially axially identical with hollow shaft.
2. ellipse according to claim 1 rolls the manufacturing equipment of chip radiating tube, it is characterized in that: the marginal portion axial cross section of blade is outer little interior greatly trapezoidal.
3. ellipse according to claim 1 rolls the manufacturing equipment of chip radiating tube, it is characterized in that: driving mechanism comprises the motor be fixed in frame, motor output shaft is parallel with hollow shaft and position is corresponding, motor output shaft overlaps intrinsic 3rd gear, described hollow shaft is overlapped intrinsic four gear corresponding with the 3rd gear position, the 4th gear is meshed with the 3rd gear.
4. an ellipse rolls chip radiating tube, it is characterized in that: comprise the oval shaped core pipe of internal layer and cover and be fixed in core outer tube layer and weigh by the present invention the ellipse that manufacturing equipment that the ellipse any one of 1 ~ power 5 described in claim rolls chip radiating tube processes and roll lamella, described in roll lamella and distribute along its axial screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510748271.XA CN105234230A (en) | 2015-11-06 | 2015-11-06 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510748271.XA CN105234230A (en) | 2015-11-06 | 2015-11-06 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105234230A true CN105234230A (en) | 2016-01-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510748271.XA Pending CN105234230A (en) | 2015-11-06 | 2015-11-06 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105234230A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234229A (en) * | 2015-11-06 | 2016-01-13 | 福建省晋江市佶龙机械工业有限公司 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
| CN118253581A (en) * | 2024-05-30 | 2024-06-28 | 常州润来科技有限公司 | Novel flat copper pipe rotary rolling device and production method |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1121581A (en) * | 1994-06-15 | 1996-05-01 | 韦兰德工厂公开股份有限公司 | Belt tub with muti-web and manufacture of same |
| CN1789880A (en) * | 2005-12-16 | 2006-06-21 | 华南理工大学 | Integral external finned tube and method for manufacturing the same |
| CN101912908A (en) * | 2010-07-30 | 2010-12-15 | 溧阳市四方不锈钢制品有限公司 | Thread groove tube rolling machine |
| CN201736272U (en) * | 2010-06-18 | 2011-02-09 | 四川省资阳市雅之江塑业有限公司 | Full-automatic cutting table cutting knife servo advancing and retreating structure |
| CN202109802U (en) * | 2011-06-08 | 2012-01-11 | 上海科米钢管有限公司 | Spiral oval heat exchange tube |
| CN102368028A (en) * | 2011-07-11 | 2012-03-07 | 上海科米钢管有限公司 | Elliptical and flat spiral heat exchange tube and processing technology thereof |
| CN105234229A (en) * | 2015-11-06 | 2016-01-13 | 福建省晋江市佶龙机械工业有限公司 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
| CN205165473U (en) * | 2015-11-06 | 2016-04-20 | 福建省晋江市佶龙机械工业有限公司 | Ellipse rolls manufacture equipment of piece formula cooling tube |
-
2015
- 2015-11-06 CN CN201510748271.XA patent/CN105234230A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1121581A (en) * | 1994-06-15 | 1996-05-01 | 韦兰德工厂公开股份有限公司 | Belt tub with muti-web and manufacture of same |
| CN1789880A (en) * | 2005-12-16 | 2006-06-21 | 华南理工大学 | Integral external finned tube and method for manufacturing the same |
| CN201736272U (en) * | 2010-06-18 | 2011-02-09 | 四川省资阳市雅之江塑业有限公司 | Full-automatic cutting table cutting knife servo advancing and retreating structure |
| CN101912908A (en) * | 2010-07-30 | 2010-12-15 | 溧阳市四方不锈钢制品有限公司 | Thread groove tube rolling machine |
| CN202109802U (en) * | 2011-06-08 | 2012-01-11 | 上海科米钢管有限公司 | Spiral oval heat exchange tube |
| CN102368028A (en) * | 2011-07-11 | 2012-03-07 | 上海科米钢管有限公司 | Elliptical and flat spiral heat exchange tube and processing technology thereof |
| CN105234229A (en) * | 2015-11-06 | 2016-01-13 | 福建省晋江市佶龙机械工业有限公司 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
| CN205165473U (en) * | 2015-11-06 | 2016-04-20 | 福建省晋江市佶龙机械工业有限公司 | Ellipse rolls manufacture equipment of piece formula cooling tube |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105234229A (en) * | 2015-11-06 | 2016-01-13 | 福建省晋江市佶龙机械工业有限公司 | Elliptical rolling type radiating pipe and manufacturing equipment thereof |
| CN118253581A (en) * | 2024-05-30 | 2024-06-28 | 常州润来科技有限公司 | Novel flat copper pipe rotary rolling device and production method |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| CB02 | Change of applicant information | ||
| CB02 | Change of applicant information |
Address after: Jinjiang Economic Development Zone, Quanzhou City, Fujian province 362200 city (five yuan) Hin Yangxin Road No. 18 Applicant after: Fujian Jilong mechanical Polytron Technologies Inc Address before: Jinjiang Economic Development Zone, Quanzhou City, Fujian province 362200 city (five yuan) Hin Yangxin Road No. 18 Applicant before: Jilong Mechanical Industry Co., Ltd., Jinjiang City, Fujian Prov. |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20160113 |