CN105181060A - High-strength and long-service-life stainless steel water meter and preparation method thereof - Google Patents
High-strength and long-service-life stainless steel water meter and preparation method thereof Download PDFInfo
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Abstract
The invention relates to a stainless steel water meter, and particularly to a high-strength and long-service-life stainless steel water meter and a preparation method thereof. The stainless steel water meter comprises a water meter cylinder body. The left end of the water meter cylinder body is provided with a water inlet interface which is communicated with the water meter cylinder body. The right end of the water meter cylinder body is provided with a water outlet interface which is communicated with the water meter cylinder body. The outer end of the water inlet interface and the outer end of the water outlet interface are respectively provided with an interface threaded ring. The upper end of the water meter cylinder body is provided with a meter cover fixing end which is fixed with the water meter cylinder body. The outer wall of the meter cover fixing end is provided with a meter cover matching threaded ring. An inner trough is arranged between the meter cover fixing end and the water meter cylinder body. The meter cover fixing end is provided with a meter cover which is in threaded connection with the meter cover matching threaded ring. The bottom of the water meter cylinder is provided with a pressure releasing inner recessed trough. The high-strength and long-service-life stainless steel water meter and the preparation method have advantages of realizing compact structure, improving use performance and prolonging service life.
Description
Technical field
The present invention relates to a kind of stainless steel water meter, particularly relate to stainless steel water meter of a kind of high strength high life and preparation method thereof.
Background technology
Water meter of the prior art is all iron or aluminum, ironly gets rusty easily, and destroys water quality, and serviceable life is low simultaneously, often change, once destroy, just causes water resource waste serious.
The interface of water meter is all common cylinder screw thread, and straight thread exists gap when screwing, and causes deficiency in use.
Chinese patent 201120270327.2, a kind of stainless steel water watchcase is disclosed, it is characterized in that: it comprises a housing be made up of stainless steel material, this housing is integral type structure, the inside of this housing forms the watch core accommodating cavity of an opening upwards, the leftward position of corresponding described watch core accommodating cavity is provided with an outlet part be connected with this watch core accommodating cavity in the lateral wall of described housing, and the right positions of corresponding described watch core accommodating cavity is provided with a water entering section be connected with this watch core accommodating cavity in the lateral wall of described housing.There is gap in the joint of this structure, can not be engaged completely, causes and use inconvenience, there is secondary pollution simultaneously, simultaneously not acidproof, not alkaline-resisting.
Summary of the invention
The present invention mainly solves the deficiencies in the prior art, provides a kind of compact conformation, improves the sealing property of water meter simultaneously, make it that there is better resistance to pressure, adopt 304 stainless steel materials, hygienic environment-protecting, there is not secondary pollution, possess acid resistance and alkali resistance simultaneously, corrosion and exudate all can not be produced when high temperature and low temperature, safe and reliable, not containing any toxic element, performance accuracy is high, strong interference immunity, stainless steel water meter of a kind of high strength high life that reliability is strong and preparation method thereof.
Above-mentioned technical matters of the present invention is mainly solved by following technical proposals:
The stainless steel water meter of a kind of high strength high life, comprise water meter cylindrical shell, the left-hand end of described water meter cylindrical shell is provided with the water inlet interface be connected with water meter cylindrical shell, the right-hand end of described water meter cylindrical shell is provided with the water outlet mouthpiece be connected with water meter cylindrical shell, described water inlet interface and the outer end of water outlet mouthpiece are respectively equipped with interface thread circle, the upper end of described water meter cylindrical shell is provided with the watch glasses stiff end fixed with water meter cylindrical shell, the outer wall of described watch glasses stiff end is provided with watch glasses and connects the fillet of screw, interior shape groove is provided with between described watch glasses stiff end and water meter cylindrical shell, described watch glasses stiff end is provided with the watch glasses connecting fillet of screw bolt with watch glasses, the bottom of described water meter cylindrical shell is provided with pressure release inner groovy.
As preferably, it is variable pitch screw or taper thread circle that described watch glasses connects the fillet of screw, and described interface thread circle is variable pitch screw or taper thread circle.
As preferably, the diameter of described watch glasses stiff end is less than the diameter of water meter cylindrical shell, and described interior shape groove is arc-shaped, and the transition between described interior shape groove and watch glasses stiff end, between interior shape groove and water meter cylindrical shell is respectively arc transition.
Stainless steel water meter of a kind of high strength high life and preparation method thereof, carries out according to the following steps:
(1), starting material are chosen:
According to the different parts of water meter, select 304 stainless steel materials or the roundwood of applicable thickness;
(2), part preparation:
(1), watch glasses preparation flow:
1., separate machined: 1, watch glasses lid processing: carry out Linear cut or cut to stainless steel materials in the tube, Linear cut wire travelling speed is 180 ~ 200mm/min, obtains the watch glasses lid that diameter is 75 ~ 85mm;
Or,
Carry out Linear cut or cut to stainless steel plate material, Linear cut wire travelling speed is 180 ~ 200mm/min, obtains the watch glasses lid that diameter is 75 ~ 85mm;
2, watch glasses fillet of screw processing: machine stainless steel materials in the tube, then carry out car internal thread machining, the screw thread of the water meter cover fillet of screw is M75 ~ M82;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the water meter cover fillet of screw is machined, again to car internal thread machining, the screw thread of the water meter cover fillet of screw is M75 ~ M82;
Or, 2., overall processing: impact briquetting is carried out to corrosion resistant plate, directly obtains watch glasses parts, then machine and Linear cut or cut;
(2), water meter cylindrical shell preparation flow:
1., separate machined: 1, watch glasses connects the fillet of screw: carry out Linear cut or Laser cutting to stainless steel materials in the tube, then external threading processing, and the screw thread that watch glasses connects the fillet of screw is M75 ~ M82;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the fillet of screw is connected to watch glasses machine, again to external threading processing, the screw thread that watch glasses connects the fillet of screw is M75 ~ M82;
2, Baltimore groove: Linear cut or cut are carried out to stainless steel materials in the tube, and then carry out slot rolling processing;
Or,
Stainless steel materials in the tube are machined and obtains Baltimore groove;
3, water meter cylindrical shell: Linear cut or cut are carried out to stainless steel materials in the tube, Linear cut wire travelling speed is 180 ~ 200mm/min, obtains the cylindrical shell pipe fitting that diameter is 75 ~ 85mm;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
2, water meter cylinder bottom plate: carry out impact briquetting to corrosion resistant plate, obtains being with recessed disc base plate, then machines and Linear cut or cut;
Or, to punch process after the lower disc of the former material cutting of stainless steel;
Or, 2., overall processing: Linear cut or cut are carried out to stainless steel materials in the tube and then carries out slot rolling processing;
Or, stainless steel materials in the tube are machined and obtains Baltimore groove and cylindrical shell pipe fitting global facility;
(3), the processing of Inlet and outlet water interface:
1., separate machined: 1, bobbin: cutting stainless steel materials in the tube, then to materials in the tube carry out the draw processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then to materials in the tube carry out expand tube processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then materials in the tube are machined obtained tapering bobbin;
Or, stainless steel materials is cut into fan-shaped, then sheet material rolling has been formed tapering bobbin, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
2, interface thread circle: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then external threading processing, the screw thread of the water meter cover fillet of screw is M30-M36;
Or,
Carry out Linear cut or Laser cutting to stainless steel plate material, obtain certain thickness anchor ring, and then machine external threading processing, the screw thread of the water meter cover fillet of screw is M30-M36;
Or, 2., overall processing: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then turn taper processing and external threading processing, the screw thread of the water meter cover fillet of screw is M30-M36;
(3), each parts are welded and fixed:
Each part in step (two) is arranged on frock clamp, uses CO
2laser-beam welding machine laser welder welds each part, CO
2the power of laser-beam welding machine is 1400 ~ 1800W, and bonding speed is 1m/min ~ 2m/min, and the width of weld seam is 1mm ~ 2mm, and throat depth is 1mm ~ 1.5mm, is welded as and once becomes weldering, forms stainless steel water meter;
(4), polishing:
Carry out polishing to the stainless steel water meter in step (three), angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, finally by wool buff polishing ending;
(5), laser marking:
On water meter cylindrical shell, carry out mark process with laser marking machine: laser power is chosen as 8w ~ 15w, optical maser wavelength 1064nm, engraving linear speed is less than 7000mm/s.
Therefore, stainless steel water meter of a kind of high strength high life of the present invention and preparation method thereof, compact conformation, improves usability, promotes serviceable life.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
Embodiment
Below by embodiment, and by reference to the accompanying drawings, technical scheme of the present invention is described in further detail.
Embodiment 1: as shown in Figure 1, the stainless steel water meter of a kind of high strength high life, comprise water meter cylindrical shell 1, the left-hand end of described water meter cylindrical shell 1 is provided with the water inlet interface 2 be connected with water meter cylindrical shell 1, the right-hand end of described water meter cylindrical shell 1 is provided with the water outlet mouthpiece 3 be connected with water meter cylindrical shell 1, described water inlet interface 2 is respectively equipped with interface thread circle 4 with the outer end of water outlet mouthpiece 3, the upper end of described water meter cylindrical shell 1 is provided with the watch glasses stiff end 5 fixed with water meter cylindrical shell 1, the outer wall of described watch glasses stiff end 5 is provided with watch glasses and connects the fillet of screw 6, interior shape groove 7 is provided with between described watch glasses stiff end 5 and water meter cylindrical shell 1, described watch glasses stiff end 5 is provided with the watch glasses 8 connecting the fillet of screw 6 bolt with watch glasses, the bottom of described water meter cylindrical shell 1 is provided with pressure release inner groovy 9.
Described watch glasses connects the fillet of screw 6 for variable pitch screw or taper thread circle, and described interface thread circle 4 is variable pitch screw or taper thread circle.
The diameter of described watch glasses stiff end 5 is less than the diameter of water meter cylindrical shell 1, and described interior shape groove 7 is in arc-shaped, and the transition between described interior shape groove 7 and watch glasses stiff end 5, between interior shape groove 7 and water meter cylindrical shell 1 is respectively arc transition.
Stainless steel water meter of a kind of high strength high life and preparation method thereof, carries out according to the following steps:
(1), starting material are chosen:
According to the different parts of water meter, select 304 stainless steel materials or the roundwood of applicable thickness;
(2), part preparation:
(1), watch glasses preparation flow:
1., separate machined: 1, watch glasses lid processing: carry out Linear cut or cut to stainless steel materials in the tube, Linear cut wire travelling speed is 180mm/min, obtains the watch glasses lid that diameter is 75mm;
Or,
Carry out Linear cut or cut to stainless steel plate material, Linear cut wire travelling speed is 180mm/min, obtains the watch glasses lid that diameter is 75mm;
2, watch glasses fillet of screw processing: machine stainless steel materials in the tube, then carry out car internal thread machining, the screw thread of the water meter cover fillet of screw is M75;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w, and the width of weld seam is 1mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carry out polishing ending with wool wheel, then machine the water meter cover fillet of screw, then to car internal thread machining, the screw thread of the water meter cover fillet of screw is M75;
Or, 2., overall processing: impact briquetting is carried out to corrosion resistant plate, directly obtains watch glasses parts, then machine and Linear cut or cut;
(2), water meter cylindrical shell preparation flow:
1., separate machined: 1, watch glasses connects the fillet of screw: carry out Linear cut or Laser cutting to stainless steel materials in the tube, then external threading processing, and the screw thread that watch glasses connects the fillet of screw is M75;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w, and the width of weld seam is 1mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the fillet of screw is connected to watch glasses machine, again to external threading processing, the screw thread that watch glasses connects the fillet of screw is M75;
2, Baltimore groove: Linear cut or cut are carried out to stainless steel materials in the tube, and then carry out slot rolling processing;
Or,
Stainless steel materials in the tube are machined and obtains Baltimore groove;
3, water meter cylindrical shell: Linear cut or cut are carried out to stainless steel materials in the tube, Linear cut wire travelling speed is 180mm/min, obtains the cylindrical shell pipe fitting that diameter is 75mm;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w, and the width of weld seam is 1mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
3, water meter cylinder bottom plate: carry out impact briquetting to corrosion resistant plate, obtains being with recessed disc base plate, then machines and Linear cut or cut;
Or, to punch process after the lower disc of the former material cutting of stainless steel;
Or, 2., overall processing: Linear cut or cut are carried out to stainless steel materials in the tube and then carries out slot rolling processing;
Or, stainless steel materials in the tube are machined and obtains Baltimore groove and cylindrical shell pipe fitting global facility;
(3), the processing of Inlet and outlet water interface:
1., separate machined: 1, bobbin: cutting stainless steel materials in the tube, then to materials in the tube carry out the draw processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then to materials in the tube carry out expand tube processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then materials in the tube are machined obtained tapering bobbin;
Or, stainless steel materials is cut into fan-shaped, then sheet material rolling has been formed tapering bobbin, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w, and the width of weld seam is 1mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
2, interface thread circle: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then external threading processing, the screw thread of the water meter cover fillet of screw is M30;
Or,
Carry out Linear cut or Laser cutting to stainless steel plate material, obtain certain thickness anchor ring, and then machine external threading processing, the screw thread of the water meter cover fillet of screw is M30;
Or, 2., overall processing: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then turn taper processing and external threading processing, the screw thread of the water meter cover fillet of screw is M30;
(3), each parts are welded and fixed:
Each part in step (two) is arranged on frock clamp, uses CO
2laser-beam welding machine laser welder welds each part, CO
2the power of laser-beam welding machine is 1400W, and bonding speed is 1m/min, and the width of weld seam is 1mm, and throat depth is 1mm, is welded as and once becomes weldering, forms stainless steel water meter;
(4), polishing:
Carry out polishing to the stainless steel water meter in step (three), angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, finally by wool buff polishing ending;
(5), laser marking:
On water meter cylindrical shell, carry out mark process with laser marking machine: laser power is chosen as 8w ~ 15w, optical maser wavelength 1064nm, engraving linear speed is less than 7000mm/s.
Embodiment 2: stainless steel water meter of a kind of high strength high life and preparation method thereof, carry out according to the following steps:
(1), starting material are chosen:
According to the different parts of water meter, select 304 stainless steel materials or the roundwood of applicable thickness;
(2), part preparation:
(1), watch glasses preparation flow:
1., separate machined: 1, watch glasses lid processing: carry out Linear cut or cut to stainless steel materials in the tube, Linear cut wire travelling speed is 190mm/min, obtains the watch glasses lid that diameter is 80mm;
Or,
Carry out Linear cut or cut to stainless steel plate material, Linear cut wire travelling speed is 190mm/min, obtains the watch glasses lid that diameter is 75 ~ 85mm;
2, watch glasses fillet of screw processing: machine stainless steel materials in the tube, then carry out car internal thread machining, the screw thread of the water meter cover fillet of screw is M80;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1500w, and the width of weld seam is 1.5mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carry out polishing ending with wool wheel, then machine the water meter cover fillet of screw, then to car internal thread machining, the screw thread of the water meter cover fillet of screw is M80;
Or, 2., overall processing: impact briquetting is carried out to corrosion resistant plate, directly obtains watch glasses parts, then machine and Linear cut or cut;
(2), water meter cylindrical shell preparation flow:
1., separate machined: 1, watch glasses connects the fillet of screw: carry out Linear cut or Laser cutting to stainless steel materials in the tube, then external threading processing, and the screw thread that watch glasses connects the fillet of screw is M80;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1500w, and the width of weld seam is 1.5mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the fillet of screw is connected to watch glasses machine, again to external threading processing, the screw thread that watch glasses connects the fillet of screw is M80;
2, Baltimore groove: Linear cut or cut are carried out to stainless steel materials in the tube, and then carry out slot rolling processing;
Or,
Stainless steel materials in the tube are machined and obtains Baltimore groove;
3, water meter cylindrical shell: Linear cut or cut are carried out to stainless steel materials in the tube, Linear cut wire travelling speed is 190mm/min, obtains the cylindrical shell pipe fitting that diameter is 80mm;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1500w, and the width of weld seam is 1.5mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
4, water meter cylinder bottom plate: carry out impact briquetting to corrosion resistant plate, obtains being with recessed disc base plate, then machines and Linear cut or cut;
Or, to punch process after the lower disc of the former material cutting of stainless steel;
Or, 2., overall processing: Linear cut or cut are carried out to stainless steel materials in the tube and then carries out slot rolling processing;
Or, stainless steel materials in the tube are machined and obtains Baltimore groove and cylindrical shell pipe fitting global facility;
(3), the processing of Inlet and outlet water interface:
1., separate machined: 1, bobbin: cutting stainless steel materials in the tube, then to materials in the tube carry out the draw processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then to materials in the tube carry out expand tube processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then materials in the tube are machined obtained tapering bobbin;
Or, stainless steel materials is cut into fan-shaped, then sheet material rolling has been formed tapering bobbin, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1500w, and the width of weld seam is 1.5mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
2, interface thread circle: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then external threading processing, the screw thread of the water meter cover fillet of screw is M32;
Or,
Carry out Linear cut or Laser cutting to stainless steel plate material, obtain certain thickness anchor ring, and then machine external threading processing, the screw thread of the water meter cover fillet of screw is M32;
Or, 2., overall processing: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then turn taper processing and external threading processing, the screw thread of the water meter cover fillet of screw is M32;
(3), each parts are welded and fixed:
Each part in step (two) is arranged on frock clamp, uses CO
2laser-beam welding machine laser welder welds each part, CO
2the power of laser-beam welding machine is 1600W, and bonding speed is 1.5m/min, and the width of weld seam is 1.5mm, and throat depth is 1.2mm, is welded as and once becomes weldering, forms stainless steel water meter;
(4), polishing:
Carry out polishing to the stainless steel water meter in step (three), angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, finally by wool buff polishing ending;
(5), laser marking:
On water meter cylindrical shell, carry out mark process with laser marking machine: laser power is chosen as 8w ~ 15w, optical maser wavelength 1064nm, engraving linear speed is less than 7000mm/s.
Embodiment 3: stainless steel water meter of a kind of high strength high life and preparation method thereof, carry out according to the following steps:
(1), starting material are chosen:
According to the different parts of water meter, select 304 stainless steel materials or the roundwood of applicable thickness;
(2), part preparation:
(1), watch glasses preparation flow:
1., separate machined: 1, watch glasses lid processing: carry out Linear cut or cut to stainless steel materials in the tube, Linear cut wire travelling speed is 200mm/min, obtains the watch glasses lid that diameter is 85mm;
Or,
Carry out Linear cut or cut to stainless steel plate material, Linear cut wire travelling speed is 200mm/min, obtains the watch glasses lid that diameter is 85mm;
2, watch glasses fillet of screw processing: machine stainless steel materials in the tube, then carry out car internal thread machining, the screw thread of the water meter cover fillet of screw is M82;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1800w, and the width of weld seam is 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carry out polishing ending with wool wheel, then machine the water meter cover fillet of screw, then to car internal thread machining, the screw thread of the water meter cover fillet of screw is M82;
Or, 2., overall processing: impact briquetting is carried out to corrosion resistant plate, directly obtains watch glasses parts, then machine and Linear cut or cut;
(2), water meter cylindrical shell preparation flow:
1., separate machined: 1, watch glasses connects the fillet of screw: carry out Linear cut or Laser cutting to stainless steel materials in the tube, then external threading processing, and the screw thread that watch glasses connects the fillet of screw is M82;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1800w, and the width of weld seam is 2mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the fillet of screw is connected to watch glasses machine, again to external threading processing, the screw thread that watch glasses connects the fillet of screw is M82;
2, Baltimore groove: Linear cut or cut are carried out to stainless steel materials in the tube, and then carry out slot rolling processing;
Or,
Stainless steel materials in the tube are machined and obtains Baltimore groove;
3, water meter cylindrical shell: Linear cut or cut are carried out to stainless steel materials in the tube, Linear cut wire travelling speed is 200mm/min, obtains the cylindrical shell pipe fitting that diameter is 85mm;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1800w, and the width of weld seam is 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
4, water meter cylinder bottom plate: carry out impact briquetting to corrosion resistant plate, obtains being with recessed disc base plate, then machines and Linear cut or cut;
Or, to punch process after the lower disc of the former material cutting of stainless steel;
Or, 2., overall processing: Linear cut or cut are carried out to stainless steel materials in the tube and then carries out slot rolling processing;
Or, stainless steel materials in the tube are machined and obtains Baltimore groove and cylindrical shell pipe fitting global facility;
(3), the processing of Inlet and outlet water interface:
1., separate machined: 1, bobbin: cutting stainless steel materials in the tube, then to materials in the tube carry out the draw processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then to materials in the tube carry out expand tube processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then materials in the tube are machined obtained tapering bobbin;
Or, stainless steel materials is cut into fan-shaped, then sheet material rolling has been formed tapering bobbin, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1800w, and the width of weld seam is 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
2, interface thread circle: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then external threading processing, the screw thread of the water meter cover fillet of screw is M36;
Or,
Carry out Linear cut or Laser cutting to stainless steel plate material, obtain certain thickness anchor ring, and then machine external threading processing, the screw thread of the water meter cover fillet of screw is M36;
Or, 2., overall processing: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then turn taper processing and external threading processing, the screw thread of the water meter cover fillet of screw is M36;
(3), each parts are welded and fixed:
Each part in step (two) is arranged on frock clamp, uses CO
2laser-beam welding machine laser welder welds each part, CO
2the power of laser-beam welding machine is 1800W, and bonding speed is 2m/min, and the width of weld seam is 2mm, and throat depth is 1.5mm, is welded as and once becomes weldering, forms stainless steel water meter;
(4), polishing:
Carry out polishing to the stainless steel water meter in step (three), angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, finally by wool buff polishing ending;
(5), laser marking:
On water meter cylindrical shell, carry out mark process with laser marking machine: laser power is chosen as 15w, optical maser wavelength 1064nm, engraving linear speed is less than 7000mm/s.
Claims (4)
1. the stainless steel water meter of a high strength high life, it is characterized in that: comprise water meter cylindrical shell (1), the left-hand end of described water meter cylindrical shell (1) is provided with the water inlet interface (2) be connected with water meter cylindrical shell (1), the right-hand end of described water meter cylindrical shell (1) is provided with the water outlet mouthpiece (3) be connected with water meter cylindrical shell (1), described water inlet interface (2) is respectively equipped with interface thread circle (4) with the outer end of water outlet mouthpiece (3), the upper end of described water meter cylindrical shell (1) is provided with the watch glasses stiff end (5) fixed with water meter cylindrical shell (1), the outer wall of described watch glasses stiff end (5) is provided with watch glasses and connects the fillet of screw (6), interior shape groove (7) is provided with between described watch glasses stiff end (5) and water meter cylindrical shell (1), described watch glasses stiff end (5) is provided with the watch glasses (8) connecting the fillet of screw (6) bolt with watch glasses, the bottom of described water meter cylindrical shell (1) is provided with pressure release inner groovy (9).
2. the stainless steel water meter of a kind of high strength high life according to claim 1, it is characterized in that: described watch glasses connects the fillet of screw (6) for variable pitch screw or taper thread circle, described interface thread circle (4) is variable pitch screw or taper thread circle.
3. the stainless steel water meter of a kind of high strength high life according to claim 1 and 2, it is characterized in that: the diameter of described watch glasses stiff end (5) is less than the diameter of water meter cylindrical shell (1), described interior shape groove (7) is in arc-shaped, and the transition between described interior shape groove (7) and watch glasses stiff end (5), between interior shape groove (7) and water meter cylindrical shell (1) is respectively arc transition.
4. the stainless steel water meter and preparation method thereof of a kind of high strength high life according to claim 1 and 2, is characterized in that carrying out according to the following steps:
(1), starting material are chosen:
According to the different parts of water meter, select 304 stainless steel materials or the roundwood of applicable thickness;
(2), part preparation:
(1), watch glasses preparation flow:
1., separate machined: 1, watch glasses processing: carry out Linear cut or cut to stainless steel materials in the tube, Linear cut wire travelling speed is 180 ~ 200mm/min, obtains the watch glasses lid that diameter is 75 ~ 85mm;
Or,
Carry out Linear cut or cut to stainless steel plate material, Linear cut wire travelling speed is 180 ~ 200mm/min, obtains the watch glasses lid that diameter is 75 ~ 85mm;
2, watch glasses fillet of screw processing: machine stainless steel materials in the tube, then carry out car internal thread machining, the screw thread of the water meter cover fillet of screw is M75 ~ M82;
Or,
The water meter cover fillet of screw is formed, junction CO by stainless steel materials rolling
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the water meter cover fillet of screw is machined, again to car internal thread machining, the screw thread of the water meter cover fillet of screw is M75 ~ M82;
Or, 2., overall processing: impact briquetting is carried out to corrosion resistant plate, directly obtains watch glasses parts, then machine and Linear cut or cut;
(2), water meter cylindrical shell preparation flow:
1., separate machined: 1, watch glasses connects the fillet of screw: carry out Linear cut or Laser cutting to stainless steel materials in the tube, then external threading processing, and the screw thread that watch glasses connects the fillet of screw is M75 ~ M82;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carry out with stainless steel mirror polishing grinding stone the grinding that adds water, finally carry out polishing ending with wool wheel, then the fillet of screw is connected to watch glasses machine, again to external threading processing, the screw thread that watch glasses connects the fillet of screw is M75 ~ M82;
2, Baltimore groove: Linear cut or cut are carried out to stainless steel materials in the tube, and then carry out slot rolling processing; Or,
Stainless steel materials in the tube are machined and obtains Baltimore groove;
3, water meter cylindrical shell: Linear cut or cut are carried out to stainless steel materials in the tube, Linear cut wire travelling speed is 180 ~ 200mm/min, obtains the cylindrical shell pipe fitting that diameter is 75 ~ 85mm;
Or,
Be shaped by stainless steel materials rolling, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
3, water meter cylinder bottom plate: carry out impact briquetting to corrosion resistant plate, obtains being with recessed disc base plate, then machines and Linear cut or cut;
Or, to punch process after the lower disc of the former material cutting of stainless steel;
Or, 2., overall processing: Linear cut or cut are carried out to stainless steel materials in the tube and then carries out slot rolling processing;
Or, stainless steel materials in the tube are machined and obtains Baltimore groove and cylindrical shell pipe fitting global facility;
(3), the processing of Inlet and outlet water interface:
1., separate machined: 1, bobbin: cutting stainless steel materials in the tube, then to materials in the tube carry out the draw processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then to materials in the tube carry out expand tube processing obtained tapering bobbin;
Or, cutting stainless steel materials in the tube, then materials in the tube are machined obtained tapering bobbin;
Or, stainless steel materials is cut into fan-shaped, then sheet material rolling has been formed tapering bobbin, junction CO
2laser-beam welding machine or laser welder carry out soldering, then through polishing, eliminate weld seam projection:
During welding, bonding power is 1200w ~ 1800w, and the width of weld seam is 1mm ~ 2mm;
Angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, and finally carries out polishing ending with wool wheel;
2, interface thread circle: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then external threading processing, the screw thread of the water meter cover fillet of screw is M30-M36;
Or,
Carry out Linear cut or Laser cutting to stainless steel plate material, obtain certain thickness anchor ring, and then machine external threading processing, the screw thread of the water meter cover fillet of screw is M30-M36;
Or, 2., overall processing: Linear cut or Laser cutting are carried out to stainless steel materials in the tube, then turn taper processing and external threading processing, the screw thread of the water meter cover fillet of screw is M30-M36;
(3), each parts are welded and fixed:
By needing the part welded to be arranged on frock clamp in step (two), use CO
2laser-beam welding machine laser welder welds each part, CO
2the power of laser-beam welding machine is 1400 ~ 1800W, and bonding speed is 1m/min ~ 2m/min, and the width of weld seam is 1mm ~ 2mm, and throat depth is 1mm ~ 1.5mm, is welded as and once becomes weldering, forms stainless steel water meter;
(4), polishing:
Carry out polishing to the stainless steel water meter in step (three), angle grinding machine first removes the projection of weld seam, then carries out with stainless steel mirror polishing grinding stone the grinding that adds water, finally by wool buff polishing ending;
(5), laser marking:
On water meter cylindrical shell, carry out mark process with laser marking machine: laser power is chosen as 8w ~ 15w, optical maser wavelength 1064nm, engraving linear speed is less than 7000mm/s.
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Cited By (5)
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| CN105999592A (en) * | 2016-05-25 | 2016-10-12 | 连云港市天意消防器材有限公司 | Manufacturing method for environment-friendly superfine dry powder and stainless steel fire extinguisher |
| CN107576358A (en) * | 2017-09-29 | 2018-01-12 | 福州金泽科技有限公司 | A kind of wireless intelligent remote-transmission water meter based on NB IOT |
| CN108917872A (en) * | 2018-07-23 | 2018-11-30 | 浙江优立普计量科技有限公司 | Stainless steel water watch shell blank and processing method, stainless steel water watch shell and water meter |
| CN110064893A (en) * | 2019-04-16 | 2019-07-30 | 宁波宁水仪表有限公司 | A kind of stainless steel water meter watchcase and production technology |
| CN112238224A (en) * | 2020-11-03 | 2021-01-19 | 程浩 | Water meter metal shell casting forming method |
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| CN112238224B (en) * | 2020-11-03 | 2021-12-14 | 福州真兰水表有限公司 | Water meter metal shell casting forming method |
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