CN105276668A - Austenite welding member for pack-basket heat radiator and manufacturing method of austenite welding member - Google Patents
Austenite welding member for pack-basket heat radiator and manufacturing method of austenite welding member Download PDFInfo
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- CN105276668A CN105276668A CN201510841145.9A CN201510841145A CN105276668A CN 105276668 A CN105276668 A CN 105276668A CN 201510841145 A CN201510841145 A CN 201510841145A CN 105276668 A CN105276668 A CN 105276668A
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Abstract
The invention discloses an austenite welding member for a pack-basket heat radiator and a manufacturing method of the austenite welding member. The austenite welding member comprises two vertical communicating tubes and a plurality of straight horizontal tubes distributed on the same vertical plane and further comprises a plurality of bent horizontal tubes not arranged on the same vertical plane as the straight horizontal tubes. The two kinds of horizontal tubes are respectively connected with the two vertical communicating tubes, protruded-inwards annular turnups of the vertical communicating tube are divided into two rows on the tube walls of the vertical communicating tubes, and an included angle is formed between the two rows of annular turnups. The straight horizontal tubes and the bent horizontal tubes are made of thin-wall stainless steel tubes, and the two kinds of horizontal tubes are in through connection with the vertical communicating tubes and are respectively inserted into the two rows of annular turnups of the vertical communicating tubes; the tube walls are tightly attached to each other, the end faces are aligned to each other, and annular welding joints are formed through end face welding. The vertical communicating tubes are made of strip-shaped stainless steel thin plates, a pair of protruded-outwards strip-shaped turnups are arranged at the closed position where the vertical communicating tubes are bent into a close-section shape in the length direction, and the upper end faces of the strip-shaped turnups are welded into strip-shaped welding joints.
Description
Technical field
The invention belongs to domestic radiator technical field, relate to stainless steel welded component and the manufacture method thereof of little pack basket type heating radiator, particularly relate to the little pack basket type heating radiator adopting thin-wall stainless steel material to make.
Background technology
Little pack basket type heating radiator is widely used in residential households, the agent structure of wherein common a kind of little pack basket type heating radiator is: it comprises two vertical communicating pipes of symmetrical arrangement, multiple straight transverse tube be distributed in same vertical plane that is arranged above and below, the two ends of straight transverse tube are through with two vertical communicating pipes to be respectively connected, also comprise the bending transverse tube of the two ends of multiple and straight transverse tube not in same vertical plane with bending, the two ends of bending transverse tube are through with two vertical communicating pipes to be respectively connected.The main component of above-mentioned radiator can adopt stainless steel material welding fabrication.In the prior art of the radiator of known a kind of stainless steel welded structure, be provided with the annular flange of outwardly convex communicating pipe, comb plug-in mounting to be connected is also welded on outside the annular flange of communicating pipe, or comb plug-in mounting to be connected is welded in the annular flange of communicating pipe, these two kinds of through connected modes, weld seam is all at outer surface, affect stainless specious, when meeting welding temperature and being unstable, particularly not prison welding very easily produced for thin-wall stainless steel material or puncture, heat-conducting medium can infiltrate in the gap between the annular flange of communicating pipe and comb simultaneously, thus erosion may be produced by butt welded seam, this comb of the prior art is arranged in the same plane between two communicating pipes in addition, cannot realize as the not bending transverse tube at grade in little pack basket type radiator is connected with the through of vertical communicating pipe.
Summary of the invention
The object of the invention is the deficiency for above-mentioned prior art, stainless steel welded component and the manufacture method thereof of little pack basket type heating radiator are provided.
The present invention is achieved in that
The stainless steel welded component of little pack basket type heating radiator, it comprises two vertical communicating pipes of symmetrical arrangement, multiple straight transverse tube be distributed in same vertical plane that is arranged above and below, the two ends of straight transverse tube are through with two vertical communicating pipes to be respectively connected, also comprise the bending transverse tube of the two ends of multiple and straight transverse tube not in same vertical plane with bending section, the two ends of bending transverse tube are through with two vertical communicating pipes to be respectively connected, and is provided with inwardly protruded annular flange vertical communicating pipe; The inwardly protruded annular flange that described vertical communicating pipe is arranged, on the tube wall of vertical communicating pipe, be divided into two row along the direction of axis line of vertical communicating pipe, angle is had between the annular flange of two row, the number of degrees of angle are corresponding with the bending number of degrees of bending transverse tube, and the quantity of the annular flange of two row matches with the quantity of straight transverse tube and bending transverse tube respectively; Described straight transverse tube and bending transverse tube adopt thin-wall stainless steel to make, straight transverse tube is connected with the through of vertical communicating pipe, be straight transverse tube insert vertical communicating pipe wherein one row in an inwardly protruded annular flange in, the annular flange of vertical communicating pipe and the tube wall of straight transverse tube fit tightly, the end face of straight transverse tube and vertical communicating pipe annular flange end face flush, through end face welding formed circular weld; Bending transverse tube is connected with the through of vertical communicating pipe, be bending transverse tube insert vertical communicating pipe wherein another row in an inwardly protruded annular flange in, the annular flange of vertical communicating pipe and the tube wall of bending transverse tube fit tightly, the end face of bending transverse tube and vertical communicating pipe annular flange end face flush, through end face welding formed circular weld; Described vertical communicating pipe adopts bar shaped stainless sheet steel to make, the bar shaped flange of a pair outwardly convex is had along its length at the closed place being curled into closed cross-section shape, this is to gapless between bar shaped flange, and upper surface flushes, and the upper surface along bar shaped flange is welded into bar shaped weld seam.
The annular flange of described vertical communicating pipe and the height of bar shaped flange be 1 to 5 millimeter between arbitrary size.
The bending angle of described bending transverse tube is 90 degree.
Described vertical communicating pipe, the bar shaped flange of outwardly convex was arranged on the back side or the side of vertical communicating pipe.
The manufacture method of the stainless steel welded component of little pack basket type heating radiator, comprises following processing step:
The first step: the stainless steel sheet strip of the scale for making vertical communicating pipe is put in mould, strike out along its length both sides with the shape of bar shaped flange.
Second step: by finished for previous step section bar along its length in middle punching press, makes its lower end form U-shaped, or the shape of mouth word upper end open.
3rd step: by finished for second step section bar punching stretching on the medium line of bottom surface along its length, forms the inwardly protruded annular flange coordinated with bending transverse tube end.
4th step: by punching stretching on the plane centreline of the finished section bar of the 3rd step along its length on medium line position, bottom surface after 90-degree rotation, form the inwardly protruded annular flange coordinated with straight transverse tube end.
5th step: the stainless steel tube two ends punching of the scale for making straight transverse tube, make the shape of its end face and vertical communicating pipe inwardly protruded annular flange end face shape adaptation;
The stainless steel tube two ends punching of the scale for making bending transverse tube and bending, make the shape of its end face and vertical communicating pipe inwardly protruded annular flange end face shape adaptation.
6th step: the two ends of each straight transverse tube are inserted respectively symmetrical two vertical communicating pipe section bar the annular flange of inwardly protruded row in, the tube wall of inwardly protruded annular flange and straight transverse tube fits tightly, the end face of straight transverse tube and vertical communicating pipe section bar the end face of annular flange flush, form circular weld through end face welding;
The two ends of each bending transverse tube are inserted respectively symmetrical two vertical communicating pipe section bar inwardly protruded another arrange in annular flange, the tube wall of inwardly protruded annular flange and bending transverse tube fits tightly, the end face of bending transverse tube and vertical communicating pipe section bar the end face of annular flange flush, form circular weld through end face welding.
7th step: will there is the inner spindle of setting section configuration, the position belonged to bottom vertical communicating pipe after vertically the length direction of communicating pipe has inserted the 6th process steps, two outer fixture relative movements under pressure support function with setting section configuration clamp, the both sides of the section bar belonging to vertical communicating pipe are extruded closed, two bar shaped flange are mediated closely, end face, forms bar shaped weld seam through end face welding.
8th step: outer fixture shrinks with pressure pillar and exits, and extracts inner spindle out.
Beneficial effect of the present invention and advantage as follows:
The stainless steel welded component of little pack basket type heating radiator of the present invention, under the prerequisite not increasing parts and change structure, only change grafting and welding manner, straight transverse tube and bending transverse tube are inserted in the inwardly protruded annular flange with suitably height of vertical communicating pipe, the annular flange of vertical communicating pipe and the tube wall of straight transverse tube or bending transverse tube fit tightly, the end face of straight transverse tube or bending transverse tube and vertical communicating pipe annular flange end face flush, circular weld is formed through end face welding, achieve the two groups of transverse tubes (straight transverse tube and bending transverse tube) that in same vertical plane not there are 90 degree of angles to be connected with the through of vertical communicating pipe, weld seam is built-in not to be exposed, eliminate the gap between the annular flange of heat-conducting medium infiltration vertical communicating pipe and transverse tube, vertical communicating pipe annular flange end face and the welding position of end face composition of transverse tube be applicable to automatic welding, do not add the fusing of welding wire instantaneous high-temperature, fuse reliably non-leakage, weld seam straight uniform, is specially adapted to thin-walled material.
Vertical communicating pipe in the present invention is the length direction welding fabrication being curled into closed cross-section shape vertically communicating pipe by stainless steel sheet strip, the stainless steel sheet strip making vertical communicating pipe has the bar shaped flange of a pair outwardly convex at the closed place being curled into closed cross-section shape, gapless between two bar shaped flange, upper surface flushes, there is suitable height, upper surface along bar shaped flange is welded, form bar shaped weld seam, welding position is applicable to automatic welding, do not add the fusing of welding wire instantaneous high-temperature, fuse reliably non-leakage, weld seam straight uniform, also be specially adapted to thin-walled material.
The bending angle of described bending transverse tube is 90 degree, and bending technique is ripe, easy to operate when combining with vertical communicating pipe.
Described vertical communicating pipe, the bar shaped flange of outwardly convex was arranged on the back side or the side of vertical communicating pipe, both conveniently manufactured, and was also conducive to overall further attractive, decorative.
The manufacture method of the stainless steel welded component for little pack basket type heating radiator of the present invention, formulate according to the feature of product structure, wherein first, two, three, four steps are the formation of vertical communicating pipe section bar, 5th step is the formation of straight transverse tube and the straight transverse tube of bending, the technical process of above-mentioned two aspects also can synchronously be carried out, for ensuing assembly welding lays the first stone, in process for assembling and welding step, 6th, seven liang of steps are key problem in technology, and must order be observed, could to realize first (circular weld) afterwards outer (bar shaped weld seam) implement automatic welding.This manufacture method job content is reasonable in design, and device therefor, number of molds are few, reliable for effect; This manufacture method sequence of steps is reasonable in design, is conducive to implementing automatic welding outside after first, thus ensures weldquality.
Manufacture method of the present invention, meets the manufacture requirements of little pack basket type heating radiator product structure completely, and adopt the welded unit that thin-wall stainless steel material manufactures, welding quality is good, and quality is reliably guaranteed.
Namely stainless steel welded component of the present invention can directly use as radiator product through outward appearance process with after configuring necessary accessory, also can install heat-dissipating fin composition composite heating radiator additional.When heat-dissipating fin be can the splicing structure of folding time, after whole processing step completes, again heat-dissipating fin can be assembled in the assembling that this welded unit can complete little pack basket type composite heating radiator, packaging technology is very convenient.By implementing the present invention, the performance of thin-wall stainless steel material can be made full use of, the composite heating radiator of the little pack basket type of various ways and multiple material is provided for market, the product adopting the technology of the present invention to produce has reliable service life, good looking appearance, lightweight, save material and cost of labor, be applicable to producing in enormous quantities, market prospects are good.
Accompanying drawing explanation
Fig. 1 is Facad structure schematic diagram of the present invention.
Fig. 2 is left apparent direction structural representation of the present invention.
Fig. 3 is plan structure schematic diagram of the present invention.
Detailed description of the invention
Below in conjunction with drawings and Examples, the present invention is further described in detail.
As shown in Figure 1, Figure 2, Figure 3 shows:
The stainless steel welded component of little pack basket type heating radiator, it comprises vertical communicating pipe 1 and the vertical communicating pipe 4 of symmetrical arrangement, multiple straight transverse tube be distributed in same vertical plane that is arranged above and below, such as, straight transverse tube 2 in figure, communicating pipe 1 and 4 vertical with two is throughly connected respectively for the two ends of straight transverse tube, also comprise the bending transverse tube of the two ends of multiple and straight transverse tube not in same vertical plane with bending section, such as, bending transverse tube 3 in figure, communicating pipe 1 and 4 vertical with two is throughly connected respectively for the two ends of bending transverse tube, vertical communicating pipe 1 and 4 is provided with inwardly protruded annular flange 6 and annular flange 7, see the broken section place in Fig. 1 and Fig. 2, the inwardly protruded annular flange that described vertical communicating pipe 1 and 4 is arranged is as 6 in figure and 7, on the tube wall of vertical communicating pipe 1 and 4, be divided into two row along the direction of axis line of vertical communicating pipe 1 and vertical communicating pipe 4, angle is had between the annular flange of two row, this can see too clearly in figure 3, the number of degrees of angle are corresponding with the bending number of degrees of bending transverse tube 3, the bending number of degrees of usual bending transverse tube 3 are 90 degree, then there is the angle of 90 degree between the annular flange of two row, the quantity of the annular flange of two row matches with the quantity of straight transverse tube and bending transverse tube respectively, the straight transverse tube implemented in illustration is 6, bending transverse tube is 4, the quantity of the annular flange of two row on the tube wall of then vertical communicating pipe 1 and vertical communicating pipe 4 are 6 and 4 respectively, described straight transverse tube 2 and bending transverse tube 3 adopt thin-wall stainless steel to make, straight transverse tube 2 was connected with vertical communicating pipe 1 and the through of vertical communicating pipe 4, that the two ends of straight transverse tube 2 are inserted in a vertical communicating pipe 1 and vertical communicating pipe 4 inwardly protruded annular flange wherein in row (as 6 in figure), the annular flange 6 of vertical communicating pipe 1 and vertical communicating pipe 4 fits tightly with the tube wall of straight transverse tube 2, the end face of the annular flange 6 of the end face of straight transverse tube 2 and vertical communicating pipe 1 and vertical communicating pipe 4 flushes, and forms circular weld through end face welding, bending transverse tube is connected for bending transverse tube 3 with the through of vertical communicating pipe, that the two ends of bending transverse tube 3 are inserted in a vertical communicating pipe 1 and vertical communicating pipe 4 inwardly protruded annular flange wherein in another row (as 7 in figure), the annular flange 7 of vertical communicating pipe 1 and vertical communicating pipe 4 fits tightly with the tube wall of bending transverse tube 3, the end face of the annular flange 7 of the end face of bending transverse tube 3 and vertical communicating pipe 1 and vertical communicating pipe 4 flushes, and forms circular weld through end face welding, described vertical communicating pipe 1 and vertical communicating pipe 4 adopt bar shaped stainless sheet steel to make, the bar shaped flange 5 of a pair outwardly convex is had along its length at the closed place being curled into closed cross-section shape, this is to gapless between bar shaped flange 5, upper surface flushes, and the upper surface along bar shaped flange 5 is welded into bar shaped weld seam.
Vertical communicating pipe 1 and the vertical annular flange 6 of communicating pipe 4 and the height of annular flange 7 and bar shaped flange 5 be 1 to 5 millimeter between arbitrary size, such as 3.5 millimeters.
Described vertical communicating pipe, the bar shaped flange 5 of outwardly convex can be arranged on the back side or the side of vertical communicating pipe, both conveniently manufactured, and was also conducive to overall further attractive, decorative.
The corrosion resistant plate of usual below 2mm is called stainless sheet steel, and the thickness of stainless-steel thin-wall pipe is also within 2 millimeters.The stainless steel material thickness that the present invention uses can control within 1mm, such as 0.5mm.Require that soldered thin-wall stainless steel part fits tightly, end face, have suitable height, weld from end face, welding position does not add the fusing of welding wire instantaneous high-temperature, and welded part fuses into one, weld seam straight uniform, fuses reliably non-leakage.Circular weld in the present invention and bar shaped weld seam, be applicable to adopting automatic welding, operating efficiency is high, and welding quality is guaranteed.
According to the manufacture method of a kind of stainless steel welded component for little pack basket type heating radiator that the said goods design feature is formulated, comprise following processing step:
The first step: the stainless steel sheet strip of the scale for making vertical communicating pipe is put in mould, strike out along its length both sides with the shape of bar shaped flange.
Second step: by finished for previous step section bar along its length in middle punching press, makes its lower end form U-shaped, or the shape of mouth word upper end open.
3rd step: by finished for second step section bar punching stretching on the medium line of bottom surface along its length, forms the inwardly protruded annular flange coordinated with bending transverse tube end.
4th step: by punching stretching on the plane centreline of the finished section bar of the 3rd step along its length on medium line position, bottom surface after 90-degree rotation, form the inwardly protruded annular flange coordinated with straight transverse tube end.
5th step: the stainless steel tube two ends punching of the scale for making straight transverse tube, make the shape of its end face and vertical communicating pipe inwardly protruded annular flange end face shape adaptation;
The stainless steel tube two ends punching of the scale for making bending transverse tube and bending, make the shape of its end face and vertical communicating pipe inwardly protruded annular flange end face shape adaptation.
6th step:
The two ends of each straight transverse tube are inserted respectively symmetrical two vertical communicating pipe section bar the annular flange of inwardly protruded row in, the tube wall of inwardly protruded annular flange and straight transverse tube fits tightly, the end face of straight transverse tube and vertical communicating pipe section bar the end face of annular flange flush, form circular weld through end face welding;
The two ends of each bending transverse tube are inserted respectively symmetrical two vertical communicating pipe section bar inwardly protruded another arrange in annular flange, the tube wall of inwardly protruded annular flange and bending transverse tube fits tightly, the end face of bending transverse tube and vertical communicating pipe section bar the end face of annular flange flush, form circular weld through end face welding.
7th step: will there is the inner spindle of setting section configuration, the position belonged to bottom vertical communicating pipe after vertically the length direction of communicating pipe has inserted the 6th process steps, two outer fixture relative movements under pressure support function with setting section configuration clamp, the both sides of the section bar belonging to vertical communicating pipe are extruded closed, two bar shaped flange are mediated closely, end face, forms bar shaped weld seam through end face welding.
8th step: outer fixture shrinks with pressure pillar and exits, and extracts inner spindle out.
So far, namely stainless steel welded component of the present invention can directly use as radiator product through outward appearance process with after configuring necessary accessory, also can install heat-dissipating fin composition composite heating radiator additional.When heat-dissipating fin be can the splicing structure of folding time, after whole processing step completes, again heat-dissipating fin can be assembled in the assembling that this welded unit can complete little pack basket type composite heating radiator, packaging technology is very convenient.By implementing the present invention, the performance of thin-wall stainless steel material can be made full use of, the composite heating radiator of the little pack basket type of various ways and multiple material is provided for market.
The product adopting the technology of the present invention to produce has reliable service life, good looking appearance, lightweight, saves material and cost of labor, and be applicable to producing in enormous quantities, market prospects are good.
The invention is not restricted to above-mentioned detailed description of the invention, those skilled in the art are not when departing from the claims in the present invention protection domain, and can also make the concrete conversion of other form, these all belong within protection scope of the present invention.
Claims (5)
1. the stainless steel welded component of little pack basket type heating radiator, it comprises two vertical communicating pipes (1 of symmetrical arrangement, 4), multiple straight transverse tube (2) be distributed in same vertical plane that is arranged above and below, the two ends vertical communicating pipe (1 with two respectively of straight transverse tube (2), 4) through connection, also comprise the bending transverse tube (3) of the two ends of multiple and straight transverse tube (2) not in same vertical plane with bending section, the two ends vertical communicating pipe (1 with two respectively of bending transverse tube (3), 4) through connection, vertical communicating pipe (1, 4) inwardly protruded annular flange is provided with, it is characterized in that: described vertical communicating pipe (1, 4) the inwardly protruded annular flange (6 arranged, 7), along vertical communicating pipe (1, 4) direction of axis line is in vertical communicating pipe (1, 4) tube wall is divided into two row, angle is had between the annular flange of two row, the number of degrees of angle are corresponding with the bending number of degrees of bending transverse tube (3), the quantity of the annular flange of two row matches with the quantity of straight transverse tube and bending transverse tube respectively, described straight transverse tube (2) and bending transverse tube (3) adopt thin-wall stainless steel to make, straight transverse tube (2) and vertical communicating pipe (1,4) through connection, that straight transverse tube (2) inserts vertical communicating pipe (1,4) wherein one row in an inwardly protruded annular flange (6) in, the annular flange (6) of vertical communicating pipe and the tube wall of straight transverse tube (2) fit tightly, the end face of the end face of straight transverse tube (2) and annular flange of vertical communicating pipe (6) flushes, and forms circular weld through end face welding, bending transverse tube (3) and vertical communicating pipe (1,4) through connection, that bending transverse tube (3) inserts vertical communicating pipe (1,4) wherein another row in an inwardly protruded annular flange (7) in, the annular flange (7) of vertical communicating pipe and the tube wall of bending transverse tube (3) fit tightly, the end face of the end face of bending transverse tube (3) and annular flange of vertical communicating pipe (7) flushes, and forms circular weld through end face welding, described vertical communicating pipe (1,4) bar shaped stainless sheet steel is adopted to make, the bar shaped flange (5) of a pair outwardly convex is had along its length at the closed place being curled into closed cross-section shape, this is to gapless between bar shaped flange (5), upper surface flushes, and the upper surface along bar shaped flange is welded into bar shaped weld seam.
2. the stainless steel welded component of little pack basket type heating radiator according to claim 1, it is characterized in that: described vertical communicating pipe (1,4) annular flange (6,7) and the height of bar shaped flange (5) be 1 to 5 millimeter between arbitrary size.
3. the stainless steel welded component of little pack basket type heating radiator according to claim 1, is characterized in that: the bending angle of described bending transverse tube (3) is 90 degree.
4. the stainless steel welded component of little pack basket type heating radiator according to claim 1, is characterized in that: the bar shaped flange (5) of described vertical communicating pipe (Isosorbide-5-Nitrae) outwardly convex is arranged on the back side or the side of vertical communicating pipe (Isosorbide-5-Nitrae).
5. the manufacture method of the stainless steel welded component of little pack basket type heating radiator, comprises following processing step:
The first step: the stainless steel sheet strip of the scale for making vertical communicating pipe is put in mould, strike out along its length both sides with the shape of bar shaped flange;
Second step: by finished for previous step section bar along its length in middle punching press, makes its lower end form U-shaped, or the shape of mouth word upper end open;
3rd step: by finished for second step section bar punching stretching on the medium line of bottom surface along its length, forms the inwardly protruded annular flange coordinated with bending transverse tube end;
4th step: by punching stretching on the plane centreline of the finished section bar of the 3rd step along its length on medium line position, bottom surface after 90-degree rotation, form the inwardly protruded annular flange coordinated with straight transverse tube end;
5th step: the stainless steel tube two ends punching of the scale for making straight transverse tube, make the shape of its end face and vertical communicating pipe inwardly protruded annular flange end face shape adaptation;
The stainless steel tube two ends punching of the scale for making bending transverse tube and bending, make the shape of its end face and vertical communicating pipe inwardly protruded annular flange end face shape adaptation;
6th step: the two ends of each straight transverse tube are inserted respectively symmetrical two vertical communicating pipe section bar the annular flange of inwardly protruded row in, the tube wall of inwardly protruded annular flange and straight transverse tube fits tightly, the end face of straight transverse tube and vertical communicating pipe section bar the end face of annular flange flush, form circular weld through end face welding;
The two ends of each bending transverse tube are inserted respectively symmetrical two vertical communicating pipe section bar inwardly protruded another arrange in annular flange, the tube wall of inwardly protruded annular flange and bending transverse tube fits tightly, the end face of bending transverse tube and vertical communicating pipe section bar the end face of annular flange flush, form circular weld through end face welding;
7th step: will there is the inner spindle of setting section configuration, the position belonged to bottom vertical communicating pipe after vertically the length direction of communicating pipe has inserted the 6th process steps, two outer fixture relative movements under pressure support function with setting section configuration clamp, the both sides of the section bar belonging to vertical communicating pipe are extruded closed, two bar shaped flange are mediated closely, end face, forms bar shaped weld seam through end face welding;
8th step: outer fixture shrinks with pressure pillar and exits, and extracts inner spindle out.
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| CN201510841145.9A CN105276668B (en) | 2015-11-28 | 2015-11-28 | The stainless steel welded component and its manufacturing method of small pack basket type heating radiator |
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| CN201510841145.9A CN105276668B (en) | 2015-11-28 | 2015-11-28 | The stainless steel welded component and its manufacturing method of small pack basket type heating radiator |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109664081A (en) * | 2017-10-17 | 2019-04-23 | 耿昌明 | A kind of stainless steel end face docking seamless-molding technique |
| CN116690121A (en) * | 2023-07-14 | 2023-09-05 | 广东大洋医疗科技股份有限公司 | Production and processing technology of special-shaped bracket |
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| CN205137652U (en) * | 2015-11-28 | 2016-04-06 | 枣庄福源环能机械制造有限公司 | Austenite welding component of little basket carried on back formula heating radiator and manufacturing method thereof |
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| CH661464A5 (en) * | 1983-11-28 | 1987-07-31 | Runtal Holding Co Sa | Method of fabricating a heating unit |
| CN202171404U (en) * | 2011-07-04 | 2012-03-21 | 天津市温馨达金属制品有限公司 | Novel bathroom radiator |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109664081A (en) * | 2017-10-17 | 2019-04-23 | 耿昌明 | A kind of stainless steel end face docking seamless-molding technique |
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| CN116690121B (en) * | 2023-07-14 | 2024-03-12 | 广东大洋医疗科技股份有限公司 | Production and processing technology of special-shaped bracket |
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| Publication number | Publication date |
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| CN105276668B (en) | 2018-05-29 |
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