CN113458196B - Forming die of high-frequency welded pipe - Google Patents
Forming die of high-frequency welded pipe Download PDFInfo
- Publication number
- CN113458196B CN113458196B CN202110718644.4A CN202110718644A CN113458196B CN 113458196 B CN113458196 B CN 113458196B CN 202110718644 A CN202110718644 A CN 202110718644A CN 113458196 B CN113458196 B CN 113458196B
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- China
- Prior art keywords
- forming die
- square
- fixing
- ring
- movable
- Prior art date
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Links
- 238000007790 scraping Methods 0.000 claims abstract description 17
- 238000001125 extrusion Methods 0.000 claims description 25
- 238000009434 installation Methods 0.000 claims description 11
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 abstract description 20
- 229910052742 iron Inorganic materials 0.000 abstract description 10
- 230000000694 effects Effects 0.000 abstract description 9
- 229910000831 Steel Inorganic materials 0.000 description 10
- 239000010959 steel Substances 0.000 description 10
- 238000003466 welding Methods 0.000 description 8
- 238000012423 maintenance Methods 0.000 description 5
- 239000002184 metal Substances 0.000 description 5
- 229910052751 metal Inorganic materials 0.000 description 5
- 238000003825 pressing Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D5/00—Bending sheet metal along straight lines, e.g. to form simple curves
- B21D5/06—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles
- B21D5/10—Bending sheet metal along straight lines, e.g. to form simple curves by drawing procedure making use of dies or forming-rollers, e.g. making profiles for making tubes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B03—SEPARATION OF SOLID MATERIALS USING LIQUIDS OR USING PNEUMATIC TABLES OR JIGS; MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C—MAGNETIC OR ELECTROSTATIC SEPARATION OF SOLID MATERIALS FROM SOLID MATERIALS OR FLUIDS; SEPARATION BY HIGH-VOLTAGE ELECTRIC FIELDS
- B03C1/00—Magnetic separation
- B03C1/02—Magnetic separation acting directly on the substance being separated
- B03C1/30—Combinations with other devices, not otherwise provided for
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/16—Rigid blades, e.g. scrapers; Flexible blades, e.g. wipers
- B08B1/165—Scrapers
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B15/00—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area
- B08B15/04—Preventing escape of dirt or fumes from the area where they are produced; Collecting or removing dirt or fumes from that area from a small area, e.g. a tool
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/023—Cleaning the external surface
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/04—Movable or exchangeable mountings for tools
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Shaping Metal By Deep-Drawing, Or The Like (AREA)
Abstract
The invention discloses a forming die of a high-frequency welded pipe, and relates to the technical field of forming dies. The invention aims to solve the technical problems that scrap iron on the surface of a pipeline is difficult to clean and scrape, the quality of a high-frequency welded pipe is easy to reduce, the disassembly and the assembly are difficult, the working efficiency of a die is influenced, the forming die is easy to loosen, and the pipe coiling effect is influenced. In order to solve the problems in the prior art, the invention provides a forming die for a high-frequency welded pipe, which consists of structures such as an electromagnet ring, an arc scraping plate, a collecting box and the like, can clean and scrape scrap iron on the surface of a pipe joint, improve the quality of the high-frequency welded pipe, effectively reduce the disassembly and assembly difficulty of the forming die, shorten the disassembly and assembly time, improve the working efficiency of the die, effectively avoid loosening the forming die and ensure the pipe coiling effect of the die through the matched use of structures such as a square fixed shaft, a limiting slide block and the like.
Description
Technical Field
The invention belongs to the technical field of forming dies, and particularly relates to a forming die for a high-frequency welded pipe.
Background
The high-frequency welding is a welding method which utilizes 10-500 KHz high-frequency current to flow through metal connecting surfaces to generate resistance heat and apply (or not apply) pressure to achieve metal combination, and is characterized by high welding speed, small welding heat affected zone, no need of cleaning workpieces during welding, and weldable thin-wall pipes and metal pipes. The steel sheet is by extrusion forming the in-process of steel pipe, can produce some iron fillings and adhere to near the seam of steel pipe, among the prior art, be difficult to automatic clearance to some metal fragments that the surface of shaping steel pipe seam exists strike off, when follow-up seam high frequency welding, influence the welding effect easily, reduce the quality of high frequency welded pipe, forming die is direct fixation in the pivot generally, when needing to change or maintenance mould, the dismouting is comparatively troublesome hard, can increase maintenance personal's intensity of labour, needs longer dismouting time, influences the work efficiency of mould, after long-time use, forming die takes place to become flexible easily, influences the reelpipe effect.
Disclosure of Invention
The invention aims to provide a high-frequency welded pipe forming die which is put into use to solve the problems in the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a forming die of high frequency welded pipe, includes PMKD, installation riser, forming die and extrusion sleeve, the vertical installation riser that installs of top face of PMKD, two connecting axles are installed in the rotation of one side of installation riser, two equal horizontal fixed mounting of one end of connecting axle has square fixed axle, two all install forming die on the square fixed axle, correspond one extrusion sleeve's surface rotates installs solid fixed ring, the second elbow dead lever is installed to one side horizontal of solid fixed ring, arc scraper blade is installed to the bottom of second elbow dead lever one end, two movable blocks are installed to the bottom of arc scraper blade, two movable block's bottom slidable mounting has the collection box, corresponds one the outer lane embedding of forming die installs the electromagnetic ring, the one end of arc scraper blade respectively with the surface contact of electromagnetic ring one side and a forming die one end that corresponds.
Preferably, limit sliding blocks are mounted on two sides of one end of the square fixing shaft, sliding grooves are formed in two sides of the inner wall of the square groove, and the two limit sliding blocks are respectively and slidably connected in the corresponding sliding grooves.
Preferably, the top of the telescopic spring is provided with a connecting disc, and the top of the connecting disc is fixedly connected with the bottom of the movable clamping block.
Preferably, one end of the compression spring is fixedly connected with one end of the extrusion sleeve, and the other end of the extrusion sleeve is contacted with one side of the forming die.
Preferably, a driving piece is installed on one side corresponding to the installation vertical plate, and the output ends of the driving piece are fixedly connected with the other ends of the two connecting shafts respectively.
Preferably, the two forming dies are located in the same vertical plane, and the lengths of the two square fixing shafts are equal.
Preferably, two movable grooves are symmetrically formed in the top of the collecting box, the two movable blocks are respectively and slidably mounted in the corresponding movable grooves, an elbow fixing rod is mounted at the top of the fixing ring, and one end of the elbow fixing rod is fixedly connected with one side of the mounting vertical plate.
Preferably, the mounting groove has been seted up at the top of square fixed axle, movable fixture block is installed in one side rotation of mounting groove inner wall, the base is installed to the bottom of mounting groove inner wall, vertical installation has the extension spring on the base, the top of extension spring and the bottom fixed connection of movable fixture block, two square groove has all been seted up on the forming die, two forming die cup joints the one end at square fixed axle through square groove activity, two the pressure spring and extrusion sleeve have all been movably cup jointed on the surface of square fixed axle other end, two the screw groove has all been seted up on the surface of square fixed axle other end and fastening ring is installed to the screw thread.
The invention has the technical effects and advantages that:
1. the invention is provided with the structures of the electromagnet ring, the arc scraping plate, the collecting box and the like, the iron filings near the pipe seam of the extruded steel pipe are adsorbed by electrifying the electromagnet ring, and the iron filings attached to the electromagnet ring are scraped into the collecting box by the arc scraping plate, so that some metal filings and other dust existing on the surface of the pipe seam of the formed steel pipe can be automatically cleaned and scraped, the welding effect of the pipe seam is ensured, and the quality of the high-frequency welded pipe is improved;
2. the invention is provided with the structures of the pressure spring, the fastening ring, the movable clamping block and the like, and the forming die is clamped into one side of the movable clamping block and then the fastening ring is rotated, so that the pressure spring extrudes the forming die, and the forming die is firmly fixed between the movable clamping block and the extrusion sleeve, the dismounting difficulty of the forming die can be effectively reduced, the operation of maintenance personnel is convenient, the physical consumption of the maintenance personnel is reduced, the dismounting time is shortened, and the working efficiency of the die is improved;
3. the invention is provided with the square fixed shaft, the limit sliding blocks and other structures, and the two limit sliding blocks are slidably arranged in the two corresponding sliding grooves in the forming die, so that the loosening of the forming die can be effectively avoided, and the pipe coiling effect of the die is ensured.
Drawings
FIG. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic diagram of a front view structure of the present invention;
FIG. 3 is a schematic top view of the present invention;
FIG. 4 is a left side view of the present invention;
fig. 5 is a schematic cross-sectional structure diagram of the connection relationship between the movable clamping block and the square fixed shaft.
In the figure: 1. a fixed bottom plate; 2. installing a vertical plate; 3. a square fixed shaft; 301. a mounting groove; 302. a limit sliding block; 4. a forming die; 401. a square groove; 402. a chute; 5. a movable clamping block; 6. a telescopic spring; 601. a connecting disc; 7. a base; 8. a pressure spring; 9. extruding the sleeve; 10. a fastening ring; 11. a connecting shaft; 12. a driving member; 13. a fixing ring; 1301. a first elbow fixing rod; 1302. a second elbow fixing rod; 14. an electromagnet ring; 15. an arc-shaped scraping plate; 16. a movable block; 17. a collection box; 1701. a movable groove.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides a forming die for a high-frequency welded pipe, which is shown in fig. 1-5, and comprises a fixed bottom plate 1, a mounting vertical plate 2, a forming die 4 and an extrusion sleeve 9, wherein the top end surface of the fixed bottom plate 1 is vertically provided with the mounting vertical plate 2, one side of the mounting vertical plate 2 is rotatably provided with two connecting shafts 11, one ends of the two connecting shafts 11 are horizontally and fixedly provided with square fixed shafts 3, the two square fixed shafts 3 are respectively provided with the forming die 4, the outer surface of the corresponding extrusion sleeve 9 is rotatably provided with a fixed ring 13, one side of the fixed ring 13 is horizontally provided with a second elbow fixed rod 1302, the bottom of one end of the second elbow fixed rod 1302 is provided with an arc scraping plate 15, the bottom of the arc scraping plate 15 is provided with two movable blocks 16, the bottoms of the two movable blocks 16 are slidably provided with a collecting box 17, the outer ring of the corresponding forming die 4 is provided with an electromagnetic ring 14 in an embedded manner, and one end of the arc scraping plate 15 is respectively contacted with the surface of one side of the electromagnetic ring 14 and the corresponding forming die 4.
When in use, the two square fixed shafts 3 are rotated by the driving piece 12 to enable the two forming dies 4 to rotate in opposite directions, then a steel plate is put between the two forming dies 4, the steel plate is made into a steel pipe with a pipe seam by the extrusion force between the two forming dies 4, in the extrusion forming process, the electromagnet ring 14 arranged on the corresponding forming die 4 is electrified to enable the electromagnet ring 14 to have magnetism, so that scrap iron attached to the surface of the pipe seam of the steel pipe can be adsorbed on the surface of the electromagnet ring 14, when the scrap iron on the surface of the electromagnet ring 14 rotates to the vicinity of the arc-shaped scraping plate 15, one end of the arc-shaped scraping plate 15 is contacted with the surface of the electromagnet ring 14, the scrap iron on the surface of the electromagnet ring 14 can be scraped to the surface of the arc-shaped scraping plate 15 by the arc-shaped scraping plate 15, and the arc-shaped scraping plate 15 and the collecting box 17 have a certain inclination angle, the scrap iron on the surface of the arc-shaped scraping plate 15 can fall into the collecting box 17, after the scrap iron in the collecting box 17 is filled, the collecting box 17 can be pulled to enable the collecting box 17 to slide in the corresponding movable groove 1701 through the two movable blocks 16 so as to be separated from the arc-shaped scraping plate 15, when the forming die 4 is disassembled, the fastening ring 10 is unscrewed, the pressing force of the pressure spring 8 on the pressing sleeve 9 is disappeared, the pressing force between the pressing sleeve 9 and the forming die 4 is disappeared, then the movable clamping block 5 is pressed downwards, the telescopic spring 6 on the base 7 is compressed, the telescopic spring 6 is contracted, the movable clamping block 5 rotates in the mounting groove 301, when the movable clamping block 5 is completely rotated into the mounting groove 301, the forming die 4 is slid to one end of the square fixing shaft 3 through the limiting sliding block 302 until the forming die 4 is completely separated from the square fixing shaft 3, when the forming die 4 is installed, the square groove 401 in the forming die 4 is aligned with the square fixed shaft 3, two sliding grooves 402 formed in the square groove 401 are aligned with two limiting sliding blocks 302 on the square fixed shaft 3, then the forming die 4 slides into the square fixed shaft 3 through the two limiting sliding blocks 302, then the forming die 4 is pushed continuously to extrude the movable clamping block 5, the movable clamping block 5 compresses the telescopic spring 6, the forming die 4 slides to the corresponding end of the movable clamping block 5 through the shrinkage of the telescopic spring 6, then the fastening ring 10 is rotated, the fastening ring 10 pushes the pressure spring 8 to extrude the extrusion sleeve 9, the forming die 4 is extruded through the extrusion sleeve 9, after the fastening ring 10 is completely screwed up, the forming die 4 can be firmly limited between the movable clamping block 5 and the extrusion sleeve 9 through the elastic characteristic of the pressure spring 8, so that the forming die 4 can be disassembled and assembled conveniently, and the maintenance efficiency is improved.
Limiting slide blocks 302 are arranged on two sides of one end of the square fixing shaft 3, sliding grooves 402 are formed in two sides of the inner wall of the square groove 401, the two limiting slide blocks 302 are respectively and slidably connected in the corresponding sliding grooves 402, and the forming die 4 can be stably arranged on the square fixing shaft 3 through the limiting slide blocks 302 and the sliding grooves 402.
The top of extension spring 6 installs connection pad 601, the top and the movable fixture block 5 bottom fixed connection of connection pad 601 can make things convenient for extension spring 6 to be connected with movable fixture block 5 through connection pad 601.
One end of the pressure spring 8 is fixedly connected with one end of the extrusion sleeve 9, the other end of the extrusion sleeve 9 is in contact with one side of the forming die 4, and the forming die 4 can be fixed through the extrusion sleeve 9.
The driving piece 12 is installed on one side corresponding to the installation vertical plate 2, the output end of the driving piece 12 is fixedly connected with the other ends of the two connecting shafts 11 respectively, and power can be provided for the two square fixing shafts 3 through the driving piece 12.
The two forming dies 4 are positioned in the same vertical plane, and the lengths of the two square fixed shafts 3 are equal.
Two movable grooves 1701 are symmetrically formed in the top of the collection box 17, two movable blocks 16 are respectively slidably mounted in the corresponding movable grooves 1701, a first elbow fixing rod 1301 is mounted at the top of the fixing ring 13, one end of the first elbow fixing rod 1301 is fixedly connected with one side of the mounting vertical plate 2, the collection box 17 can be conveniently detached through the movable grooves 1701 and the movable blocks 16, the fixing ring 13 can be fixed through the first elbow fixing rod 1301, and rotation of the fixing ring 13 is avoided.
The utility model discloses a square fixed axle, including square fixed axle 3, mounting groove 301 has been seted up at the top of square fixed axle 3, movable fixture block 5 has been installed in one side rotation of mounting groove 301 inner wall, base 7 is installed to the bottom of mounting groove 301 inner wall, vertical installation has telescopic spring 6 on the base 7, telescopic spring 6's top and the bottom fixed connection of movable fixture block 5, two square groove 401 has all been seted up on the forming die 4, two forming die 4 cup joints the one end at square fixed axle 3 through square groove 401 activity, two the pressure spring 8 and extrusion sleeve 9 have all been movably cup jointed on the surface of square fixed axle 3 other end, two the screw groove and screw thread installation fastening ring 10 have all been seted up on the surface of square fixed axle 3 other end, can conveniently carry out the dismouting to forming die 4 through movable fixture block 5, pressure spring 8 and fastening ring 10.
Claims (3)
1. A forming die of a high-frequency welded pipe is characterized in that: the novel plastic elbow fixing device comprises a fixing bottom plate (1), an installation vertical plate (2), a forming die (4) and an extrusion sleeve (9), wherein the installation vertical plate (2) is vertically installed on the top end surface of the fixing bottom plate (1), two connecting shafts (11) are rotatably installed on one side of the installation vertical plate (2), square fixing shafts (3) are horizontally and fixedly installed at one ends of the connecting shafts (11), forming dies (4) are installed on the square fixing shafts (3), a fixing ring (13) is rotatably installed on the outer surface of the extrusion sleeve (9) corresponding to one forming die, a first elbow fixing rod (1302) is horizontally installed on one side of the fixing ring (13), an arc scraping plate (15) is installed at the bottom of one end of the first elbow fixing rod (1302), two movable blocks (16) are installed at the bottom of the arc scraping plate (15), a collecting box (17) is slidably installed at the bottom of the movable blocks (16), two movable grooves (1) are symmetrically formed in the top of the collecting box (17), two movable blocks (16) are slidably installed in the corresponding movable grooves (1301) respectively, and a first elbow fixing rod (1702) is fixedly installed on one side of the fixing rod (1301) corresponding to the first elbow fixing rod (1702);
an electromagnet ring (14) is embedded and arranged on the outer ring of the corresponding forming die (4), and one end of the arc scraping plate (15) is respectively contacted with the surface of one side of the electromagnet ring (14) and the surface of one end of the corresponding forming die (4);
the square fixing shaft is characterized in that a mounting groove (301) is formed in the top of the square fixing shaft (3), a movable clamping block (5) is rotatably mounted on one side of the inner wall of the mounting groove (301), a base (7) is mounted at the bottom of the inner wall of the mounting groove (301), a telescopic spring (6) is vertically mounted on the base (7), the top end of the telescopic spring (6) is fixedly connected with the bottom of the movable clamping block (5), a connecting disc (601) is mounted at the top end of the telescopic spring (6), and the top end of the connecting disc (601) is fixedly connected with the bottom of the movable clamping block (5);
the two forming dies (4) are respectively provided with a square hole (401), the two forming dies (4) are movably sleeved at one end of a corresponding square fixed shaft (3) through the square holes (401), the surfaces of the other ends of the two square fixed shafts (3) are movably sleeved with a pressure spring (8) and an extrusion sleeve (9), the surfaces of the other ends of the two square fixed shafts (3) are respectively provided with a thread groove and are provided with a fastening ring (10) in a threaded manner, one end of the pressure spring (8) is fixedly connected with one end of the extrusion sleeve (9), the other end of the extrusion sleeve (9) is in contact with one side of the forming die (4), the fastening ring (10) is rotated, the pressure spring (8) is pushed by the fastening ring (10) to extrude the extrusion sleeve (9), and after the fastening ring (10) is completely screwed, the forming dies (4) are firmly limited between the movable clamping blocks (5) and the extrusion sleeve (9); limiting sliding blocks (302) are arranged on two sides of one end of the square fixed shaft (3), sliding grooves (402) are formed in two sides of the inner wall of the square hole (401), and the two limiting sliding blocks (302) are respectively and slidably connected in the corresponding sliding grooves (402).
2. A high-frequency welded pipe forming die according to claim 1, characterized in that: a driving piece (12) is arranged on one side corresponding to the mounting vertical plate (2), and the output ends of the driving piece (12) are fixedly connected with the other ends of the two connecting shafts (11) respectively.
3. A high-frequency welded pipe forming die according to claim 1, characterized in that: the two forming dies (4) are positioned in the same vertical plane, and the lengths of the two square fixing shafts (3) are equal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110718644.4A CN113458196B (en) | 2021-06-28 | 2021-06-28 | Forming die of high-frequency welded pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110718644.4A CN113458196B (en) | 2021-06-28 | 2021-06-28 | Forming die of high-frequency welded pipe |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113458196A CN113458196A (en) | 2021-10-01 |
| CN113458196B true CN113458196B (en) | 2023-10-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110718644.4A Active CN113458196B (en) | 2021-06-28 | 2021-06-28 | Forming die of high-frequency welded pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113458196B (en) |
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