CN103542906A - Manufacturing technique for thin-wall stainless steel water meter casing - Google Patents
Manufacturing technique for thin-wall stainless steel water meter casing Download PDFInfo
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- CN103542906A CN103542906A CN201310282003.4A CN201310282003A CN103542906A CN 103542906 A CN103542906 A CN 103542906A CN 201310282003 A CN201310282003 A CN 201310282003A CN 103542906 A CN103542906 A CN 103542906A
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Abstract
The invention discloses a manufacturing technique for a thin-wall stainless steel water meter casing. The manufacturing technique comprises manufacturing techniques for components of the inner lining, the meter casing bottom plate, the intelligent meter assembling fixing block, the lead seal fixing device, the water inlet/outlet extending pipe, the meter casing main body, the middle cover and the like. The manufacturing technique further comprises techniques of drawing, laser welding, argon arc welding, laser cutting, punching and the like which are utilized to manufacture parts into end products. The manufacturing technique is simple in casting process, low in casting cost and low in energy consumption. The products manufactured in the manufacturing technique have functions of cleaning water and further are good in energy-saving and emission-reducing effect.
Description
Technical field
The present invention relates to a kind of production technology of thin-wall stainless steel water meter housing.
Background technology
Traditional copper, iron, aluminium alloy etc. the water meter housing of metal material all have in various degree that iron gets rusty, copper corrosion, verdigris lead degree is high and the problem of oxidized aluminum alloy, the water meter housing of plastic material is bad mechanical strength.Above-mentioned water meter housing also has the casting technique consumption energy large simultaneously, and casting technique is complicated, and the defect of not environmental protection.
Summary of the invention
The present invention is in order to overcome above-mentioned deficiency, provides a kind of simple, and the water meter housing of producing can clean water body, and has the production technology of the thin-wall stainless steel water meter housing of effects of energy saving and emission reduction.
Technical scheme of the present invention is as follows:
A production technology for thin-wall stainless steel water meter housing, comprising:
A, a stainless steel materials is struck out to the circular steel plate that diameter is 63mm, and by being polished to the step of watchcase base plate;
It is 63mm that b, the stainless steel materials that is 80mm by a diameter strike out internal diameter, and external diameter is 76mm, with wall height, is the plate-like annulus of 4.5mm tensile foldable, and by being polished to the step of liner;
The step of c, making watchcase main body: the stainless steel pipe that is first 80mm by external diameter is cut to the semi-manufacture of the watchcase main body of long 91mm;
Using any one end as upper end, use oil press inwardly to push, forming an internal diameter is 68mm upper port; With oil press, liner is squeezed into apart from upper end 46mm from the half-finished lower port of watchcase main body, and liner and the crossing gap of its inwall are welded, form upper water cavity and lower water cavity;
With oil press, lower end is inwardly pushed, the port that to form internal diameter be 62mm, and by lathe, port to be extended to internal diameter be 63mm, forms lower port;
Outside surface with oil press in watchcase main body, apart from the groove of wide 8mm of upper port 12mm place roll extrusion formation, dark 2.5mm, as reinforcement;
Above-mentioned watchcase main body semi-manufacture are cut, form one apart from lower port 13mm, the semi-circular hole of long 40mm, high 18mm, as water inlet, forms one apart from upper port 27mm at symmetrical another side, and the semi-circular hole of long 40mm, high 18mm is as water delivering orifice;
Be polished to watchcase main body;
D, the step of making two intake-outlet extensions: the stainless-steel tube that is 33mm by diameter is cut into the intake-outlet extension semi-manufacture of long 87mm;
With oil press, the half-finished any one end of above-mentioned intake-outlet extension is inwardly pushed, bending, until external diameter is 33mm, internal diameter is 18mm;
Use high-frequency annealing machine to heat under the condition of 800 ℃ the other end 2/3 length, make its cooling rear material deliquescing;
The part of deliquescing is placed on drawing die and is stretched with oil press, to its opening part diameter be 50mm, forming one end external diameter is 33mm, the horn-like semi-manufacture that other end external diameter is 50mm;
The outer tooth of one end car English system processed that is uniform 33mm to diameter with numerically controlled lathe, for being connected of water pipe; One end cutting that becomes large by being stretched with wire cutting machine, forms the horse-saddle otch that a radius is 40mm:
Be polished to intake-outlet extension;
The step of cover in e, making: the cylindrical middle cover semi-manufacture that are cut to long 30mm with the tubing that laser cutting machine is 82mm by external diameter;
Using any one end as upper port, use oil press inwardly to push, making the half-finished external diameter of middle cover is 82mm, and internal diameter is 61mm, and length is 24mm;
After removing surface and oil contaminant, polishing with bobbing machine, adopt the interior tooth of numerically controlled lathe car metric system processed M80 * 2 in middle cover semi-manufacture;
Punch press is rushed to four symmetrical lead sealing pickup grooves at the 3mm place, edge of the half-finished not pressed end of above-mentioned middle cover, when finished product is installed, for lead sealing is installed;
With horizontal milling machine at the edge of above-mentioned middle cover semi-manufacture pressed end to milling out four dark 1.2mm of symmetry, the middle cover degree of tightness pickup groove of wide 4mm, for conveniently installing and using the degree of tightness of instrument buckle;
Be polished to middle cover;
F, making intelligent meter are mounted with the step of piece: with punch press, stainless steel materials is washed into a long 18mm, and upper and lower end is all in the arc-shaped, the diameter of upper end circular arc is 15mm, the intelligent meter that interposition is equipped with a 8mm circular hole is mounted with piece semi-manufacture, through vibration removal work iron, make intelligent meter and be mounted with piece;
G, by punching press, make lead sealing stationary installation, and by the step of vibration removal work iron;
H, watchcase main body, watchcase base plate, middle cover, two intake-outlet extensions, lead sealing stationary installation and intelligent meters are mounted with to the step of piece assembling: watchcase base plate is welded on to the lower port of watchcase main body, during welding, adopts laser-beam welding machine and argon arc welding machine at the gap of this junction pro and con, to have seam welding respectively; With fixture, watchcase main body and intake-outlet extension are fixed, are fixed by welding in respectively the position that water inlet and water delivering orifice with watchcase main body match, and by the polishing of welding scar with polish; During welding, weld in the gap that adopts argon arc welding machine people to pass in and out between watchcase main body and intake-outlet extension;
To complete the said goods and put into numerically controlled lathe, the thread in the upper port 12mm place of watchcase main body outer wall car metric system processed M80 * 2, middle cover, by threaded engagement, is connected to the upper port of watchcase main body;
With laser cutting machine, in watchcase main body upper port internal diameter edge, a wide 5mm is cut in the top that is positioned at water inlet one side, and the bayonet socket of dark 2mm, for fixed table movement locating groove;
With vibration cleaning machine clean removal work iron and inner dirty after, with argon arc welding machine, respectively intelligent meter is mounted with to block welding on the intake-outlet extension of water outlet, lead sealing stationary installation is welded on the intake-outlet extension of water inlet;
I, the product that completes above-mentioned operation is put into sand-blasting machine watchcase main body inner wall is carried out to blasting treatment, by sand grains high-speed impact inwall, remove processing residue attached thereto, make inwall more clean and smooth;
J, utilize automatic polishing machine to carry out surface fine polishing to completing the product of above-mentioned operation, make finished product.
The invention has the beneficial effects as follows:
Casting process of the present invention is simple, and casting cost is low, and energy consumption is little, and the product of producing can also play the effect of clean water body, and energy-saving and emission-reduction is effective.
Accompanying drawing explanation
Examples of the present invention will be described by way of reference to the accompanying drawings, wherein:
Fig. 1 is the stereographic map of the finished product that goes out by explained hereafter of the present invention;
Fig. 2 is the stereographic map of the liner that goes out by explained hereafter of the present invention;
Fig. 3 is the stereographic map of the watchcase main body that goes out by explained hereafter of the present invention;
Fig. 4 is the cut-open view of the intake-outlet extension that goes out by explained hereafter of the present invention;
Fig. 5 is the stereographic map of the middle cover that goes out by explained hereafter of the present invention;
Fig. 6 is the front view that the intelligent meter that goes out by explained hereafter of the present invention is mounted with piece;
Fig. 7 is the cut-open view of the finished product that goes out by explained hereafter of the present invention.
Embodiment
In conjunction with the accompanying drawings, the present invention is further detailed explanation.These accompanying drawings are the schematic diagram of simplification, basic structure of the present invention is only described in a schematic way, so it only show the formation relevant with the present invention.
A production technology for thin-wall stainless steel water meter housing, comprising:
A, a stainless steel materials is struck out to the circular steel plate that diameter is 63mm, and by being polished to the step of watchcase base plate 3;
It is 63mm that b, the stainless steel materials that is 80mm by a diameter strike out internal diameter, and external diameter is 76mm, with wall height, is the plate-like annulus of 4.5mm tensile foldable, and by being polished to liner 4 step of (as shown in Figure 2);
The step of c, making watchcase main body 1 (as shown in Figure 3): the stainless steel pipe that is first 80mm by external diameter is cut to the semi-manufacture of the watchcase main body of long 91mm;
Using any one end as upper end, use oil press inwardly to push, forming an internal diameter is 68mm upper port;
With oil press, liner 4 is squeezed into apart from upper end 46mm from the half-finished lower port of watchcase main body, and the crossing gap of liner 4 and its inwall is welded, form upper water cavity and lower water cavity;
With oil press, lower end is inwardly pushed, the port that to form internal diameter be 62mm, and by lathe, port to be extended to internal diameter be 63mm, forms lower port;
Outside surface with oil press in watchcase main body, apart from the groove 7 of wide 8mm of upper port 12mm place roll extrusion formation, dark 2.5mm, as reinforcement;
Above-mentioned watchcase main body semi-manufacture are cut, form one apart from lower port 13mm, the semi-circular hole of long 40mm, high 18mm, as water inlet 12, at symmetrical another side, form one apart from upper port 27mm, the semi-circular hole of long 40mm, high 18mm is as water delivering orifice 11;
Be polished to watchcase main body 1;
D, the step of making two intake-outlet extensions 5 (as shown in Figure 4): the stainless-steel tube that is 33mm by diameter is cut into the intake-outlet extension semi-manufacture of long 87mm;
With oil press, the half-finished any one end of above-mentioned intake-outlet extension is inwardly pushed, bending, until external diameter is 33mm, internal diameter is 18mm;
Use high-frequency annealing machine to heat under the condition of 800 ℃ the other end 2/3 length, make its cooling rear material deliquescing;
The part of deliquescing is placed on drawing die and is stretched with oil press, to its opening part diameter be 50mm, forming one end external diameter is 33mm, the horn-like semi-manufacture that other end external diameter is 50mm;
The outer tooth of one end car English system processed that is uniform 33mm to diameter with numerically controlled lathe, for being connected of water pipe;
One end cutting that becomes large by being stretched with wire cutting machine, forms the horse-saddle otch that a radius is 40mm; Be polished to intake-outlet extension 5;
In e, making, cover the step of 2 (as shown in Figure 5): the cylindrical middle cover semi-manufacture that are cut to long 30mm with the tubing that laser cutting machine is 82mm by external diameter;
Using any one end as upper port, use oil press inwardly to push, making the half-finished external diameter of middle cover is 82mm, and internal diameter is 61mm, and length is 24mm;
After removing surface and oil contaminant, polishing with bobbing machine, adopt the interior tooth of numerically controlled lathe car metric system processed M80 * 2 in middle cover semi-manufacture;
Punch press is rushed to four symmetrical lead sealing pickup grooves 22 at the 3mm place, edge of the half-finished not pressed end of above-mentioned middle cover, when finished product is installed, for lead sealing is installed;
With horizontal milling machine at the edge of above-mentioned middle cover semi-manufacture pressed end to milling out four dark 1.2mm of symmetry, the middle cover degree of tightness pickup groove 21 of wide 4mm, for conveniently installing and using the degree of tightness of instrument buckle;
Be polished to middle cover 2;
F, making intelligent meter are mounted with piece 9 step of (as shown in Figure 6): with punch press, stainless steel materials is washed into a long 18mm, and upper and lower end is all in the arc-shaped, the diameter of upper end circular arc is 15mm, the intelligent meter that interposition is equipped with a 8mm circular hole is mounted with piece semi-manufacture, through vibration removal work iron, make intelligent meter and be mounted with piece 9;
G, by punching press, make lead sealing stationary installation 8, and by the step of vibration removal work iron;
H, watchcase main body 1, watchcase base plate 3, middle cover 2, two intake-outlet extensions 5, lead sealing stationary installation 8 and intelligent meters are mounted with to the step of piece 9 assemblings: watchcase base plate 3 is welded on to the lower port of watchcase main body 1, during welding, adopts laser-beam welding machine and argon arc welding machine at the gap of this junction pro and con, to have seam welding respectively;
With fixture, watchcase main body 1 and intake-outlet extension 5 are fixed, are fixed by welding in respectively the position that water inlet 12 and water delivering orifice 11 with watchcase main body 1 match, and by the polishing of welding scar with polish; During welding, weld in the gap that adopts argon arc welding machine people to pass in and out between watchcase main body 1 and intake-outlet extension 5;
To complete the said goods and put into numerically controlled lathe, the thread in the upper port 12mm place of watchcase main body 1 outer wall car metric system processed M80 * 2, middle cover 2, by threaded engagement, is connected to the upper port of watchcase main body 1;
With laser cutting machine, in watchcase main body 1 upper port internal diameter edge, a wide 5mm is cut in the top that is positioned at water inlet 12 1 sides, and the bayonet socket of dark 2mm, for fixed table movement locating groove;
With vibration cleaning machine clean removal work iron and inner dirty after, with argon arc welding machine, respectively intelligent meter is mounted with on the intake-outlet extension 5 that piece 9 is welded on water delivering orifice 11 places, lead sealing stationary installation 8 is welded on the intake-outlet extension 5 at water inlet 12 places;
I, the product that completes above-mentioned operation is put into sand-blasting machine watchcase main body 1 inwall is carried out to blasting treatment, by sand grains high-speed impact inwall, remove processing residue attached thereto, make inwall more clean and smooth;
J, utilize automatic polishing machine to carry out surface fine polishing to completing the product of above-mentioned operation, make finished product (as shown in Figure 1 and Figure 7).
Above-mentioned is enlightenment according to the present invention, and by above-mentioned description, relevant staff can, within not departing from the scope of this invention technological thought, carry out various change and modification completely.The technical scope of this invention is not limited to the content on instructions, must determine its technical scope according to claim scope.
Claims (4)
1. a production technology for thin-wall stainless steel water meter housing, is characterized in that, comprising:
A, a stainless steel materials is struck out to the circular steel plate that diameter is 63mm, and by being polished to the step of watchcase base plate (3);
It is 63mm that b, the stainless steel materials that is 80mm by a diameter strike out internal diameter, and external diameter is 76mm, with wall height, is the plate-like annulus of 4.5mm tensile foldable, and by being polished to the step of liner (4);
The step of c, making watchcase main body (1): the stainless steel pipe that is first 80mm by external diameter is cut to the semi-manufacture of the watchcase main body of long 91mm;
Using any one end as upper end, use oil press inwardly to push, forming an internal diameter is 68mm upper port;
With oil press, liner (4) is squeezed into apart from upper end 46mm from the half-finished lower port of watchcase main body, and the crossing gap of liner (4) and its inwall is welded, form upper water cavity and lower water cavity;
With oil press, lower end is inwardly pushed, the port that to form internal diameter be 62mm, and by lathe, port to be extended to internal diameter be 63mm, forms lower port;
Outside surface with oil press in watchcase main body, apart from the groove (7) of wide 8mm of upper port 12mm place roll extrusion formation, dark 2.5mm, as reinforcement;
Above-mentioned watchcase main body semi-manufacture are cut, form one apart from lower port 13mm, the semi-circular hole of long 40mm, high 18mm, as water inlet (12), at symmetrical another side, form one apart from upper port 27mm, the semi-circular hole of long 40mm, high 18mm is as water delivering orifice (11);
Be polished to watchcase main body (1);
D, the step of making two intake-outlet extensions (5): the stainless-steel tube that is 33mm by diameter is cut into the intake-outlet extension semi-manufacture of long 87mm;
With oil press, the half-finished any one end of above-mentioned intake-outlet extension is inwardly pushed, bending, until external diameter is 33mm, internal diameter is 18mm;
Use high-frequency annealing machine to heat under the condition of 800 ℃ the other end 2/3 length, make its cooling rear material deliquescing;
The part of deliquescing is placed on drawing die and is stretched with oil press, to its opening part diameter be 50mm, forming one end external diameter is 33mm, the horn-like semi-manufacture that other end external diameter is 50mm;
The outer tooth of one end car English system processed that is uniform 33mm to diameter with numerically controlled lathe, for being connected of water pipe; One end cutting that becomes large by being stretched with wire cutting machine, forms a horse-saddle otch;
Be polished to intake-outlet extension (5);
The step of cover (2) in e, making: the cylindrical middle cover semi-manufacture that are cut to long 30mm with the tubing that laser cutting machine is 82mm by external diameter;
Using any one end as upper port, use oil press inwardly to push, making the half-finished external diameter of middle cover is 82mm, and internal diameter is 61mm, and length is 24mm;
After removing surface and oil contaminant, polishing with bobbing machine, adopt the interior tooth of numerically controlled lathe car metric system processed M80 * 2 in middle cover semi-manufacture;
Punch press is rushed to four symmetrical lead sealing pickup grooves (22) at the 3mm place, edge of the half-finished not pressed end of above-mentioned middle cover, when finished product is installed, for lead sealing is installed;
With horizontal milling machine at the edge of above-mentioned middle cover semi-manufacture pressed end to milling out four dark 1.2mm of symmetry, the middle cover degree of tightness pickup groove (21) of wide 4mm, for conveniently installing and using the degree of tightness of instrument buckle;
Be polished to middle cover (2);
F, making intelligent meter are mounted with the step of piece (9): with punch press, stainless steel materials is washed into a long 18mm, and upper and lower end is all in the arc-shaped, the diameter of upper end circular arc is 15mm, the intelligent meter that interposition is equipped with a 8mm circular hole is mounted with piece semi-manufacture, through vibration removal work iron, make intelligent meter and be mounted with piece (9);
G, by punching press, make lead sealing stationary installation (8), and by the step of vibration removal work iron;
H, watchcase main body (1), watchcase base plate (3), middle cover (2), two intake-outlet extensions (5), lead sealing stationary installation (8) and intelligent meter are mounted with to the step of piece (9) assembling: the lower port that watchcase base plate (3) is welded on to watchcase main body (1);
With fixture, watchcase main body (1) and intake-outlet extension (5) are fixed, be fixed by welding in respectively the position that water inlet (12) and water delivering orifice (11) with watchcase main body (1) match, and by the polishing of welding scar with polish;
To complete the said goods and put into numerically controlled lathe, the thread in car metric system processed M80 * 2, upper port 12mm place of watchcase main body (1) outer wall, middle cover (2), by threaded engagement, is connected to the upper port of watchcase main body (1);
With laser cutting machine, in watchcase main body (1) upper port internal diameter edge, a wide 5mm is cut in the top that is positioned at water inlet (12) one sides, and the bayonet socket of dark 2mm, for fixed table movement locating groove;
With vibration cleaning machine clean removal work iron and inner dirty after, with argon arc welding machine, respectively intelligent meter being mounted with to piece (9), to be welded on the intake-outlet extension (5) that water delivering orifice (11) locates upper, and lead sealing stationary installation (8) is welded on the intake-outlet extension (5) that water inlet (12) locates;
I, the product that completes above-mentioned operation is put into sand-blasting machine watchcase main body (1) inwall is carried out to blasting treatment;
J, utilize automatic polishing machine to carry out surface fine polishing to completing the product of above-mentioned operation, make finished product.
2. the production technology of thin-wall stainless steel water meter housing according to claim 1, is characterized in that, in steps d, the radius of the horse-saddle otch of described intake-outlet extension (5) is 40mm.
3. the production technology of thin-wall stainless steel water meter housing according to claim 1, it is characterized in that, in step h, when watchcase base plate (3) is welded to the lower port of watchcase main body (1), adopt laser-beam welding machine and argon arc welding machine at the gap of this junction pro and con, to have seam welding respectively.
4. the production technology of thin-wall stainless steel water meter housing according to claim 1, it is characterized in that, in step h, when intake-outlet extension (5) is connected with watchcase main body (1), weld in the gap that adopts argon arc welding machine people to pass in and out between watchcase main body (1) and intake-outlet extension (5).
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| CN103542907A (en) * | 2013-10-28 | 2014-01-29 | 杭州雷神激光技术有限公司 | Environment-friendly high-precision stainless steel water meter and production method thereof |
| CN104075763A (en) * | 2014-07-21 | 2014-10-01 | 江苏赛达电子科技有限公司 | Detachable split type water meter |
| CN106077213A (en) * | 2016-07-01 | 2016-11-09 | 温州欧凯机械有限公司 | A kind of multidirectional shaped device of water meter case and moulding process |
| 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 |
| CN109531070A (en) * | 2018-12-19 | 2019-03-29 | 王祥 | The processing method of steel-pipe welding formula diving pump case |
| CN109916464A (en) * | 2019-04-19 | 2019-06-21 | 宁波宁水仪表有限公司 | Water meter case |
| CN109932006A (en) * | 2019-04-19 | 2019-06-25 | 宁波宁水仪表有限公司 | A kind of water meter case |
| 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 |
| CN115351511A (en) * | 2022-08-29 | 2022-11-18 | 浙江展帆实业有限公司 | Water meter shell manufacturing process and water meter shell production line |
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| CN103542907A (en) * | 2013-10-28 | 2014-01-29 | 杭州雷神激光技术有限公司 | Environment-friendly high-precision stainless steel water meter and production method thereof |
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| CN104075763A (en) * | 2014-07-21 | 2014-10-01 | 江苏赛达电子科技有限公司 | Detachable split type water meter |
| CN104075763B (en) * | 2014-07-21 | 2017-08-01 | 江苏赛达电子科技有限公司 | A kind of quick detachable split type water meter |
| CN106077213A (en) * | 2016-07-01 | 2016-11-09 | 温州欧凯机械有限公司 | A kind of multidirectional shaped device of water meter case and moulding process |
| KR102268254B1 (en) * | 2018-07-23 | 2021-06-24 | 저지앙 여우리푸 메트로로지 테크놀로지 컴퍼니., 리미티드. | Stainless steel water meter housing blank and processing method, stainless steel water meter housing and water meter |
| KR20200010987A (en) * | 2018-07-23 | 2020-01-31 | 저지앙 여우리푸 메트로로지 테크놀로지 컴퍼니., 리미티드. | Stainless steel water meter housing blank and processing method, stainless steel water meter housing and water meter |
| 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 |
| CN109531070A (en) * | 2018-12-19 | 2019-03-29 | 王祥 | The processing method of steel-pipe welding formula diving pump case |
| 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 |
| CN110064893B (en) * | 2019-04-16 | 2020-05-15 | 宁波宁水仪表有限公司 | Stainless steel water meter case and production process |
| CN109916464A (en) * | 2019-04-19 | 2019-06-21 | 宁波宁水仪表有限公司 | Water meter case |
| CN109932006A (en) * | 2019-04-19 | 2019-06-25 | 宁波宁水仪表有限公司 | A kind of water meter case |
| CN109916464B (en) * | 2019-04-19 | 2024-02-06 | 宁波宁水仪表有限公司 | Water meter shell |
| CN109932006B (en) * | 2019-04-19 | 2024-02-06 | 宁波宁水仪表有限公司 | Water meter shell |
| CN115351511A (en) * | 2022-08-29 | 2022-11-18 | 浙江展帆实业有限公司 | Water meter shell manufacturing process and water meter shell production line |
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