CN112719698B - Forming process and equipment for producing flux-cored wire by adding powder through multiple powder adding machines - Google Patents
Forming process and equipment for producing flux-cored wire by adding powder through multiple powder adding machines Download PDFInfo
- Publication number
- CN112719698B CN112719698B CN202110203763.6A CN202110203763A CN112719698B CN 112719698 B CN112719698 B CN 112719698B CN 202110203763 A CN202110203763 A CN 202110203763A CN 112719698 B CN112719698 B CN 112719698B
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- machine
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- 239000000843 powder Substances 0.000 title claims abstract description 178
- 238000000034 method Methods 0.000 title claims abstract description 28
- 230000008569 process Effects 0.000 title claims abstract description 22
- 238000003466 welding Methods 0.000 claims abstract description 10
- 230000004907 flux Effects 0.000 claims abstract 2
- 230000005540 biological transmission Effects 0.000 claims description 61
- 230000005484 gravity Effects 0.000 claims description 24
- 229910000831 Steel Inorganic materials 0.000 claims description 18
- 239000010959 steel Substances 0.000 claims description 18
- 230000007246 mechanism Effects 0.000 claims description 16
- 230000006835 compression Effects 0.000 claims description 9
- 238000007906 compression Methods 0.000 claims description 9
- 239000011812 mixed powder Substances 0.000 claims description 4
- 238000003756 stirring Methods 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 2
- 238000010298 pulverizing process Methods 0.000 claims 3
- 238000000465 moulding Methods 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 7
- 238000009434 installation Methods 0.000 abstract description 5
- 238000003825 pressing Methods 0.000 description 17
- 238000010586 diagram Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K35/00—Rods, electrodes, materials, or media, for use in soldering, welding, or cutting
- B23K35/40—Making wire or rods for soldering or welding
- B23K35/406—Filled tubular wire or rods
Abstract
The invention relates to the technical field of welding wire production, in particular to a forming process and equipment for producing flux-cored wires by adding powder by a plurality of powder adding machines. The invention has simple process and device, convenient manufacture and installation, and the produced flux-cored wire has the same components and quality of the powder in different sections, so that the flux of the welding wire is uniform.
Description
Technical Field
The invention relates to the technical field of welding wire production, in particular to a forming process and equipment for producing flux-cored wires by adding powder through a plurality of powder adding machines.
Background
In the process of producing welding wires by using a steel belt, all the medicinal powder is generally mixed and stirred and then added into a groove for bending the steel belt by using a powder adding machine. Thus, the powder with high specific gravity falls off firstly, and the powder with low specific gravity delays falling off, so that the front flux-cored wire is all larger powder, the rear flux-cored wire is all smaller powder, and the components are uneven, thereby influencing the product quality.
Disclosure of Invention
The invention aims to solve the technical problem of providing a forming process and equipment for producing the flux-cored wire by using a plurality of powder adding machines, wherein the forming process and equipment are simple in structure, convenient to manufacture and install, and uniform in powder adding of the flux-cored wire, and the components and the quality of the powder in different sections of the produced flux-cored wire are the same.
The invention is realized by the following technical scheme:
a forming process for producing flux-cored wires by adding powder by a plurality of powder adding machines comprises the following process steps:
the method comprises the steps of firstly, respectively adding mixed powder into a plurality of powder adding machines, uniformly stirring, wherein the specific gravity of the powder in each powder adding machine is similar, and the specific gravity of the powder in the powder adding machines is gradually reduced in sequence;
secondly, the steel belt enters a forming unit to be bent into a groove shape;
thirdly, sequentially adding medicinal powder into the groove through a plurality of powder adding machines by the steel belt bent into the groove;
fourth, the steel strip bent into a groove is added with the powder and then enters a closing reducing machine set for reducing and closing forming.
The forming process for producing the flux-cored wire by adding powder by a plurality of powder adding machines further comprises a fifth step of welding the steel strip gaps after reducing and closing forming.
The optimized forming process for producing flux-cored wires by adding powder by a plurality of powder adding machines adds the powder with similar specific gravity but good fluidity into the anti-seize powder adding machine.
Optimally, adding the powder with similar specific gravity and weak fluidity into a crushing type powder adding machine.
The forming equipment for producing the flux-cored wire by adding powder by using the powder adding machines comprises a forming unit, the powder adding machines and a closing reducing unit, wherein the powder adding machines are arranged between the forming unit and the closing reducing unit along a straight line, various evenly-mixed powder with similar specific gravity is placed in a powder tank of each powder adding machine, and the specific gravity of the powder in the powder adding machines is gradually reduced in sequence.
Preferably, one or more of the powder adding machines are crushing powder adding machines, the powder adding device of the crushing powder adding machines comprises a transmission frame, a transmission shaft and a spring mechanism, the transmission shaft is arranged on the outer side of the transmission frame through a bearing, first gears are arranged at two ends of the transmission shaft, the spring mechanism comprises an additional rotating shaft and springs sleeved on the additional rotating shaft, the additional rotating shaft is rotatably arranged above the transmission shaft and is parallel to the transmission shaft, and a second gear meshed with the first gears is arranged on the additional rotating shaft.
Further, the additional rotating shaft is provided with two half shafts.
Preferably, the powder feeding device comprises a transmission frame, a driving shaft, a transmission shaft, a powder feeding belt and a shaft pressing mechanism, wherein the transmission frame is fixedly arranged below the powder feeding pipe, the driving shaft is rotatably arranged on the inner side of the transmission frame and is driven to rotate by a motor, the shaft pressing mechanism is arranged on the outer side of the transmission frame and comprises two pairs of pressing rollers fixedly arranged on the left side and the right side of the transmission frame, a plurality of pressing roller grooves are respectively formed in the outer wall of each pair of pressing rollers, the transmission shaft is arranged on the outer side of the shaft pressing mechanism, two ends of the transmission shaft are provided with transmission shaft grooves matched with the pressing roller grooves, and the powder feeding belt is sleeved between the driving shaft and the transmission shaft.
The beneficial effects of the invention are that
The forming process and equipment for producing the flux-cored wire by adding powder through the plurality of powder adding machines have the following advantages:
1. the structure is simple, and the manufacturing, the installation and the processing are convenient;
2. the components and the quality of the powder in different sections of the produced flux-cored wire are the same, so that the powder of the flux-cored wire is relatively uniform, and the quality of the flux-cored wire is improved;
drawings
FIG. 1 is a schematic diagram of the structure of the present invention;
FIG. 2 is a schematic diagram of a structure of an anti-seize powder adding machine;
FIG. 3 is an enlarged schematic view of the A part of the anti-seize powder adding machine;
FIG. 4 is a schematic diagram of a powder feeding device of a crushing type powder feeding machine;
the powder feeding machine comprises a forming unit 1, a powder feeding machine 3, a closing reducing unit 4, a powder feeding tank 5, a powder feeding rack 6, a blanking pipe 7, a motor 8, a transmission frame 9, a powder feeding belt 10, a transmission shaft 11, a transmission shaft groove 12, a compression roller 13, a compression roller groove 14, a transmission frame 15, a transmission shaft 16, a first gear 17, a bearing 18, a second gear 19, an additional rotating shaft 20 and a spring.
Detailed Description
A forming process for producing flux-cored wires by adding powder by a plurality of powder adding machines comprises the following process steps:
the method comprises the steps of firstly, respectively adding mixed powder into a plurality of powder adding machines, uniformly stirring, wherein the specific gravity of the powder in each powder adding machine is similar, and the specific gravity of the powder in the powder adding machines is gradually reduced in sequence;
secondly, the steel belt enters a forming unit to be bent into a groove shape;
thirdly, sequentially adding medicinal powder into the groove through a plurality of powder adding machines by the steel belt bent into the groove;
fourth, the steel strip bent into a groove is added with the powder and then enters a closing reducing machine set for reducing and closing forming.
The forming process for producing the flux-cored wire by adding powder by a plurality of powder adding machines further comprises a fifth step of welding the steel strip gaps after reducing and closing forming.
The optimized forming process for producing flux-cored wires by adding powder by a plurality of powder adding machines adds the powder with similar specific gravity but good fluidity into the anti-seize powder adding machine.
Optimally, adding the powder with similar specific gravity and weak fluidity into a crushing type powder adding machine.
The forming equipment for producing the flux-cored wire by adding powder by a plurality of powder adding machines comprises a forming unit 1, a plurality of powder adding machines 2 and a closing reducing unit 3, wherein the powder adding machines are arranged between the forming unit and the closing reducing unit along a straight line, a plurality of powder which are uniformly mixed and have similar specific gravities are placed in a powder tank 4 of each powder adding machine, and the specific gravities of the powder in the powder adding machines are gradually reduced in sequence.
Preferably, one or more of the powder adding machines are crushing powder adding machines, the powder adding device of the crushing powder adding machines comprises a transmission frame 14, a transmission shaft 15 and a spring mechanism, the transmission shaft is arranged on the outer side of the transmission frame through a bearing 17, first gears 16 are arranged at two ends of the transmission shaft, the spring mechanism comprises an additional rotating shaft 19 and springs 20 sleeved on the additional rotating shaft, the additional rotating shaft is rotatably arranged above the transmission shaft and parallel to the transmission shaft, and a second gear 18 meshed with the first gears is arranged on the additional rotating shaft.
Further, the additional rotating shaft is provided with two half shafts, so that materials can be prevented from being clamped between the additional rotating shaft and the spring.
Preferably, the powder feeding device comprises a transmission frame 8, a driving shaft (not shown), a transmission shaft 10, a powder feeding belt 9 and a pressing shaft mechanism, wherein the transmission frame 8 is fixedly arranged below the powder feeding pipe, the driving shaft is arranged on the inner side of the transmission frame and driven to rotate by a motor 7, the pressing shaft mechanism is arranged on the outer side of the transmission frame and comprises two pairs of pressing rollers 12 fixedly arranged on the left side and the right side of the transmission frame, a plurality of pressing roller grooves 13 are respectively formed in the outer wall of each pair of pressing rollers, the transmission shaft is arranged on the outer side of the pressing shaft mechanism, transmission shaft grooves 11 matched with the pressing roller grooves are formed in the two ends of the transmission shaft, and the powder feeding belt is sleeved between the driving shaft and the transmission shaft.
The invention relates to a forming process and equipment for producing flux-cored wires by using a plurality of powder adding machines, wherein the powder adding machines are arranged, the specific gravities of the powder in each powder adding machine are similar, the specific gravities of the powder in the powder adding machines are gradually reduced in sequence, so that after a steel belt is bent into a groove, the powder is added by the powder adding machines in sequence, the powder with the largest specific gravity falls at the bottommost layer in the groove, the specific gravity is gradually decreased layer by layer, and the powder is added into the groove bent by the steel belt layer by layer, so that the powder quality and the composition of different sections are the same, the powder addition of the whole welding wire is relatively uniform, and the whole quality of the welding wire is ensured. If all the powder is mixed together and then added into a groove of a steel belt bending, the powder with high specific gravity falls off firstly, the powder with low specific gravity falls off later, the front part of the flux-cored wire is all the larger powder, the rear part of the flux-cored wire is all the smaller powder, and the components are not uniform, so that the product quality is affected.
When the powder adding machine adds powder, the powder in the powder storage tank falls onto the powder adding belt along the blanking pipe, runs to the outer end part along the powder adding belt, and falls onto the steel belt below to add powder.
For the broken powder adding machine, due to the arrangement of the spring mechanism, when the transmission shaft rotates, the additional rotating shaft and the transmission shaft reversely rotate together, and the spring sleeved on the additional rotating shaft can disturb the powder and prevent the powder from adhering to the powder adding belt, and the powder to be blocked can be broken, so that the uniformity of powder adding is ensured. Meanwhile, as the first gears are arranged at the two ends of the transmission shaft, the additional rotating shaft is rotatably arranged above the transmission shaft and parallel to the transmission shaft, the second gears meshed with the first gears are arranged on the additional rotating shaft, and the additional rotating shaft and the transmission shaft reversely rotate together through the gear transmission when the transmission shaft rotates, no additional power is needed, the structure is simple, the operation is stable and reliable, and the cost is low.
To the dead powder machine that adds of anti-sticking, because pressure axle mechanism cooperates with the transmission shaft left and right sides, makes the transmission shaft move, and the transmission shaft need not the bearing and installs, can not take place the powder and get into the inside dead phenomenon of bearing card of bearing, production efficiency is higher, simple structure moreover, and the installation is dismantled conveniently. And because the outer walls of each pair of pressing shafts are respectively provided with a plurality of pressing roller grooves, and the two ends of the transmission shaft are provided with transmission shaft grooves matched with the pressing roller grooves, the installation and the operation of the transmission shaft are more stable and reliable, the powder adding is more uniform, and the product quality is ensured.
In summary, the forming process and equipment for producing the flux-cored wire by adding powder by the plurality of powder adding machines have the advantages of simple structure and convenient manufacture and installation, and the produced flux-cored wire has the same composition and quality of the powder in different sections, so that the powder of the welding wire is relatively uniform.
The above description is only of the preferred embodiments of the present invention and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The utility model provides a device for producing flux cored wire is added to many powder machines, its characterized in that includes forming unit, many powder machines and closing reducing unit, many the powder machines set up along a straight line between forming unit and closing reducing unit, and place the powder jar of every powder machine and multiple misce bene and the close powder of proportion in to the powder proportion in many the powder machines reduces gradually in proper order, many one or more in the powder machines is the anti-sticking machine that adds, the anti-sticking machine that adds includes powder frame, blanking pipe and powder feeding device, the vertical fixed mounting of blanking pipe is in the powder frame, installs the powder storage jar above the blanking pipe, the powder feeding device includes fixed mounting in the drive frame of blanking pipe below, driving shaft, transmission shaft, add powder area and pressure axle mechanism, the driving shaft pivoted is installed in the drive frame inboard and is rotatory by the motor drive, pressure axle mechanism is located the drive frame outside, including two pairs of compression rollers of fixed mounting in the drive frame left and right sides in the powder machine, is equipped with the compression roller groove respectively on the outer wall of every pair of compression roller, the blanking pipe is located the drive shaft and is equipped with the compression roller groove and is equipped with in the compression roller groove and the compression roller between the drive shaft and the drive shaft is equipped with the compression roller groove mutually.
2. The apparatus for producing flux-cored wires by adding powder to a plurality of powder adding machines according to claim 1, wherein one or more of the powder adding machines is a crushing type powder adding machine, the powder adding device of the crushing type powder adding machine comprises a transmission frame, a transmission shaft and a spring mechanism, the transmission shaft is arranged outside the transmission frame through a bearing, first gears are arranged at two ends of the transmission shaft, the spring mechanism comprises an additional rotating shaft and a spring sleeved on the additional rotating shaft, the additional rotating shaft is rotatably arranged above the transmission shaft and parallel to the transmission shaft, and a second gear meshed with the first gears is arranged on the additional rotating shaft.
3. The apparatus for producing flux-cored wires of claim 2 wherein the additional shaft comprises two half shafts.
4. A process for forming a flux-cored wire by adding powder by a plurality of powder adding machines, which is characterized in that the process is carried out by using the equipment for producing the flux-cored wire by adding powder by the plurality of powder adding machines according to any one of claims 1-3, and comprises the following process steps:
the method comprises the steps of firstly, respectively adding mixed powder into a plurality of powder adding machines, uniformly stirring, wherein the specific gravity of the powder in each powder adding machine is similar, and the specific gravity of the powder in the powder adding machines is gradually reduced in sequence;
secondly, the steel belt enters a forming unit to be bent into a groove shape;
thirdly, sequentially adding medicinal powder into the groove through a plurality of powder adding machines by the steel belt bent into the groove;
fourth, the steel strip bent into a groove is added with the powder and then enters a closing reducing machine set for reducing and closing forming.
5. The process for producing flux-cored wires by adding powder by a plurality of powder adding machines according to claim 4, further comprising a fifth step of welding the gap of the steel strip after the reducing and closing molding.
6. The process for producing flux-cored wires by adding powder to a plurality of powder feeders as claimed in claim 4, wherein the powder having a similar specific gravity but good fluidity is fed to the anti-seize powder feeder.
7. The process for producing flux-cored wires by pulverizing multiple pulverizing machines according to claim 4, wherein the powder having a similar specific gravity but a weak fluidity is fed into the pulverizing machine.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110203763.6A CN112719698B (en) | 2021-02-23 | 2021-02-23 | Forming process and equipment for producing flux-cored wire by adding powder through multiple powder adding machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110203763.6A CN112719698B (en) | 2021-02-23 | 2021-02-23 | Forming process and equipment for producing flux-cored wire by adding powder through multiple powder adding machines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112719698A CN112719698A (en) | 2021-04-30 |
| CN112719698B true CN112719698B (en) | 2023-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110203763.6A Active CN112719698B (en) | 2021-02-23 | 2021-02-23 | Forming process and equipment for producing flux-cored wire by adding powder through multiple powder adding machines |
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| Country | Link |
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| CN (1) | CN112719698B (en) |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP3199929B2 (en) * | 1993-10-04 | 2001-08-20 | 日鐵溶接工業株式会社 | Manufacturing method of powder filled tube |
| CN201862931U (en) * | 2010-11-24 | 2011-06-15 | 天津三英焊业股份有限公司 | Powder cutting device of flux-cored wire powder feeder |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1122932A (en) * | 1997-07-03 | 1999-01-26 | Nkk Corp | Refuse treatment apparatus for waste incinerator |
| CN202344138U (en) * | 2011-10-13 | 2012-07-25 | 天津市旭智机电设备开发有限公司 | Powder adding machine |
| WO2013100817A1 (en) * | 2011-12-29 | 2013-07-04 | Федеральное Государственное Бюджетное Образовательное Учреждение Высшего Профессионального Образования "Московский Государственный Технический Университет Имени Н.Э.Баумана" (Мгту Им. Н.Э. Баумана) | Method for producing a flux-cored wire with a powdered filler |
| CN104384759A (en) * | 2014-11-14 | 2015-03-04 | 天津旭智机电设备制造有限公司 | Powder adding machine for flux-cored wires |
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| CN111843296A (en) * | 2020-08-31 | 2020-10-30 | 济南法瑞钠焊接器材股份有限公司 | Flux-cored wire forming machine and flux-cored wire forming process |
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| CN112719698A (en) | 2021-04-30 |
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