阅读说明：本技术 一种高频焊管的成型模具 (Forming die of high-frequency welded pipe ) 是由 冯高礼 吴启宇 于 2021-06-28 设计创作，主要内容包括：本发明公开了一种高频焊管的成型模具,涉及成型模具技术领域。本发明要解决的是难以对管缝表面的铁屑进行清理刮除,容易降低高频焊管品质,拆装困难,影响模具的工作效率,成型模具容易发生松动,影响卷管效果的技术问题。为了解决上述技术中的问题,本发明提供一种高频焊管的成型模具,本发明由电磁铁环、弧形刮板和收集盒等结构组成,能够对管缝表面的铁屑进行清理刮除,提高高频焊管的品质,能够有效降低成型模具的拆装难度,缩短拆装时间,提高模具的工作效率,通过方形固定轴和限位滑块等结构的配合使用,能够有效避免成型模具发生松动,确保模具的卷管效果。(The invention discloses a forming die for 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 pipe seam is difficult to clean and scrape, the quality of a high-frequency welded pipe is easy to reduce, the assembly and disassembly are difficult, the working efficiency of a mould is influenced, a forming mould 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 comprises an electromagnet ring, an arc-shaped scraper blade, a collecting box and the like, and can clean and scrape scrap iron on the surface of a pipe seam, improve the quality of the high-frequency welded pipe, effectively reduce the difficulty in assembling and disassembling the forming die, shorten the time for assembling and disassembling, improve the working efficiency of the die, effectively avoid the forming die from loosening by matching the structures such as a square fixed shaft, a limiting slide block and the like, and ensure the pipe coiling effect of the die.)

1. The utility model provides a forming die of high frequency welded tube which characterized in that: the device comprises a fixed bottom plate (1), an installation vertical plate (2), a forming die (4) and an extrusion sleeve (9), wherein the top end face of the fixed bottom plate (1) is vertically provided with the installation vertical plate (2), one side of the installation vertical plate (2) is rotated to be provided with two connecting shafts (11), one end of each connecting shaft (11) is horizontally and fixedly provided with a square fixed shaft (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 each fixed ring (13) is horizontally provided with a second elbow fixed rod (1302), the bottom of one end of each second elbow fixed rod (1302) is provided with an arc-shaped scraper (15), the bottom of each arc-shaped scraper (15) is provided with two movable blocks (16), and the bottom of each movable block (16) is slidably provided with a collection box (17), an electromagnet ring (14) is embedded in the outer ring corresponding to one of the forming dies (4), and one end of the arc-shaped scraper (15) is in contact with the surface of one side of the electromagnet ring (14) and the surface of one end of the corresponding forming die (4) respectively.

2. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: limiting sliding blocks (302) are installed 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), and the limiting sliding blocks (302) are connected in the corresponding sliding grooves (402) in a sliding mode respectively.

3. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: and a connecting disc (601) is installed 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).

4. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: one end of the pressure spring (8) is fixedly connected with one end of the extrusion sleeve (9), and the other end of the extrusion sleeve (9) is in contact with one side of the forming die (4).

5. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: and a driving part (12) is installed on one side corresponding to the installation vertical plate (2), and the output end of the driving part (12) is fixedly connected with the other ends of the two connecting shafts (11) respectively.

6. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: the two forming dies (4) are located on the same vertical plane, and the length of the two square fixing shafts (3) is equal.

7. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: two movable grooves (1701) are symmetrically formed in the top of the collecting box (17), the two movable blocks (16) are respectively installed in the corresponding movable grooves (1701) in a sliding mode, an elbow fixing rod (1301) is installed on the top of the fixing ring (13), and one end of the elbow fixing rod (1301) is fixedly connected with one side of the installation vertical plate (2).

8. The forming die of the high-frequency welded pipe according to claim 1, characterized in that: mounting groove (301) have been seted up at the top of square fixed axle (3), one side of mounting groove (301) inner wall is rotated and is installed activity fixture block (5), base (7) are installed to the bottom of mounting groove (301) inner wall, vertical expanding spring (6) of installing on base (7), the top of expanding spring (6) and the bottom fixed connection of activity fixture block (5), two square groove (401), two have all been seted up on forming die (4) cup joint the one end in square fixed axle (3) through square groove (401) activity, two pressure spring (8) and extrusion sleeve (9), two have all been cup jointed in the equal activity in surface of square fixed axle (3) other end thread groove and threaded mounting have tighrening ring (10).

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 also called high-frequency induction heating, and is a welding method for achieving metal bonding by utilizing 10-500 KHz high-frequency current to flow through a metal connecting surface to generate resistance heat and applying (or not applying) pressure. The steel sheet is at the in-process that is being formed the steel pipe by extrusion, can produce near some iron fillings attach to the tube seam of steel pipe, among the prior art, be difficult to automatic clear up the scraping to some metal fragments that exist on the surface of shaping steel pipe tube seam, during follow-up tube seam high frequency welding, influence the welding effect easily, reduce the quality of high frequency welded pipe, forming die is the snap-on usually in the pivot, when needing to be changed or maintenance mould, the dismouting is comparatively troublesome hard, can increase maintainer's intensity of labour, need longer dismouting time, influence the work efficiency of mould, after long-time use, forming die takes place to become flexible easily, influence the reelpipe effect.

Disclosure of Invention

The invention aims to provide a forming die for a high-frequency welded pipe, which is put into use to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: a forming die of a high-frequency welded pipe, which comprises a fixed bottom plate, a mounting vertical plate, a forming die and an extrusion sleeve, a mounting vertical plate is vertically arranged on the top end surface of the fixed bottom plate, two connecting shafts are rotatably arranged on one side of the mounting vertical plate, a square fixed shaft is horizontally and fixedly arranged at one end of each of the two connecting shafts, a forming die is arranged on each of the two square fixed shafts, a fixing ring is rotatably arranged on the outer surface of one of the extrusion sleeves, a second elbow fixing rod is horizontally arranged on one side of the fixing ring, an arc-shaped scraper is arranged at the bottom of one end of the second elbow fixing rod, two movable blocks are arranged at the bottom of the arc-shaped scraper, a collecting box is arranged at the bottoms of the two movable blocks in a sliding manner, the electromagnetic iron ring is embedded in the outer ring of the corresponding forming die, and one end of the arc-shaped scraper is in contact with the surface of one side of the electromagnetic iron ring and the surface of one end of the corresponding forming die respectively.

Preferably, limiting sliding blocks are installed 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 limiting sliding blocks are connected in the corresponding sliding grooves in a sliding mode.

Preferably, a connecting disc is installed at the top end of the telescopic spring, and the top end of the connecting disc is fixedly connected with the bottom of the movable clamping block.

Preferably, one end of the pressure spring is fixedly connected with one end of the extrusion sleeve, and the other end of the extrusion sleeve is in contact with one side of the forming die.

Preferably, a driving part is installed on one side corresponding to the installation vertical plate, and the output end of the driving part is 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 length of the two square fixing shafts is equal.

Preferably, two movable grooves are symmetrically formed in the top of the collecting box, the two movable blocks are respectively 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, one side of mounting groove inner wall is rotated and is installed movable fixture block, the base is installed to the bottom of mounting groove inner wall, vertically install expanding spring on the base, expanding spring's top and the bottom fixed connection of activity fixture block, two square groove, two have all been seted up on the forming die cup joints the one end at square fixed axle, two through square groove activity the pressure spring and the extrusion sleeve have all been cup jointed in the equal activity in surface of square fixed axle other end, two thread groove and threaded mounting have been all seted up on the surface of square fixed axle other end and have the tighrening ring.

The invention has the technical effects and advantages that:

1. the high-frequency welding device is provided with the electromagnet ring, the arc-shaped scraper blade, the collecting box and other structures, the electromagnet ring is electrified, scrap iron near the extruded steel pipe seam is adsorbed, and the scrap iron attached to the electromagnet ring is scraped into the collecting box through the arc-shaped scraper blade, so that some metal scraps and other dust existing on the surface of the formed steel pipe seam can be automatically cleaned and scraped, the welding effect of the pipe seam is ensured, and the quality of a high-frequency welded pipe is improved;

2. the invention is provided with the structures of a pressure spring, a fastening ring, a movable clamping block and the like, 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, the forming die is firmly fixed between the movable clamping block and an extrusion sleeve, the assembly and disassembly difficulty of the forming die can be effectively reduced, the operation of maintenance personnel is facilitated, the physical consumption of the maintenance personnel is reduced, the assembly and disassembly time is shortened, and the working efficiency of the die is improved;

3. the pipe coiling device is provided with the structures such as the square fixed shaft and the limiting slide blocks, and the two limiting slide blocks are slidably arranged in the two corresponding sliding grooves in the forming die, so that the forming die can be effectively prevented from loosening, 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 front view 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 sectional structural view of the connection relationship between the movable clamping block and the square fixed shaft according to the present invention.

In the figure: 1. fixing the bottom plate; 2. installing a vertical plate; 3. a square fixed shaft; 301. mounting grooves; 302. a limiting slide block; 4. forming a mold; 401. a square groove; 402. a chute; 5. a movable clamping block; 6. a tension 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 drive 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 scraper plate; 16. a movable block; 17. a collection box; 1701. a movable groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The invention provides a forming die of a high-frequency welded pipe as shown in figures 1-5, which 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-shaped scraper 15, the bottom of the arc-shaped scraper 15 is provided with two movable blocks 16, and the bottoms of the two movable blocks 16 are slidably provided with a collecting box 17, an electromagnet ring 14 is embedded in the outer ring of one of the forming molds 4, and one end of the arc-shaped scraper 15 is in contact with the surface of one side of the electromagnet ring 14 and the surface of one end of the corresponding one of the forming molds 4.

When the device is used, the driving piece 12 rotates the two square fixing shafts 3, so that the two forming molds 4 rotate in opposite directions, then a steel plate is placed between the two forming molds 4, the steel plate is made into a steel pipe with a pipe seam through the extrusion force between the two forming molds 4, in the extrusion forming process, the electromagnet ring 14 arranged on the corresponding forming mold 4 is electrified, so that the electromagnet ring 14 has magnetism, thus the iron filings attached to the surface of the pipe seam of the steel pipe can be completely adsorbed on the surface of the electromagnet ring 14, when the iron filings on the surface of the electromagnet ring 14 rotate to the position near the arc-shaped scraper 15, one end of the arc-shaped scraper 15 is in surface contact with the electromagnet ring 14, the iron filings on the surface of the electromagnet ring 14 can be scraped to the surface of the arc-shaped scraper 15 through the arc-shaped scraper 15, and the collection box 17 has a certain inclination angle, the iron chips on the surface of the arc-shaped scraper 15 can fall into the collecting box 17, after the iron chips in the collecting box 17 are filled with the iron chips, the collecting box 17 can be pulled, so that the collecting box 17 slides in the corresponding movable groove 1701 through the two movable blocks 16 to be separated from the arc-shaped scraper 15, when the forming die 4 is disassembled, the fastening ring 10 is unscrewed, the extrusion force of the pressure spring 8 on the extrusion sleeve 9 disappears, the extrusion force between the extrusion sleeve 9 and the forming die 4 disappears, then the movable fixture block 5 is pressed downwards, the movable fixture block 5 compresses the telescopic spring 6 on the base 7, the telescopic spring 6 is stressed and contracted, the movable fixture block 5 rotates in the mounting groove 301, when the movable fixture block 5 completely rotates into the mounting groove 301, the forming die 4 slides towards one end of the square fixed shaft 3 through the limiting slide block 302 until the forming die 4 completely falls off the square fixed shaft 3, when the forming die 4 is installed, the square groove 401 in the forming die 4 is aligned with the square fixing shaft 3, the two sliding grooves 402 formed in the square groove 401 are aligned with the two limit sliding blocks 302 on the square fixing shaft 3, then the forming die 4 slides onto the square fixing shaft 3 through the two limit sliding blocks 302, then the forming die 4 is continuously pushed to extrude the movable fixture block 5, so that the movable fixture block 5 compresses the expansion spring 6, the forming die 4 slides to the corresponding end of the movable fixture block 5 through contraction of the expansion spring 6, then the fastening ring 10 is rotated, so that the fastening ring 10 pushes the pressure spring 8 to extrude the extrusion sleeve 9, so that the forming die 4 is extruded through the extrusion sleeve 9, after the fastening ring 10 is completely screwed, the forming die 4 can be stably limited between the movable fixture block 5 and the extrusion sleeve 9 through the elasticity characteristic of the pressure spring 8, therefore, the forming die 4 can be conveniently disassembled and assembled, and the maintenance efficiency is improved.

Limiting slide blocks 302 are installed 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 limiting slide blocks 302 are connected in the corresponding sliding grooves 402 in a sliding mode respectively, and the forming die 4 can be guaranteed to be installed on the square fixing shaft 3 stably through the limiting slide blocks 302 and the sliding grooves 402.

Connecting disc 601 is installed on the top of expanding spring 6, connecting disc 601's top and the fixed connection in activity fixture block 5 bottom can make things convenient for expanding spring 6 to be connected with activity fixture block 5 through connecting disc 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.

A driving part 12 is installed on one side corresponding to the installation vertical plate 2, the output end of the driving part 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 part 12.

The two forming dies 4 are positioned in the same vertical plane, and the length of the two square fixing shafts 3 is equal.

Two movable grooves 1701 are symmetrically formed in the top of the collecting 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 collecting 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 the fixing ring 13 is prevented from rotating.

Mounting groove 301 has been seted up at the top of square fixed axle 3, one side of mounting groove 301 inner wall is rotated and is installed movable fixture block 5, base 7 is installed to the bottom of mounting groove 301 inner wall, vertically install expanding spring 6 on the base 7, the top of expanding spring 6 and the bottom fixed connection of activity fixture block 5, two square groove 401 has all been seted up on forming die 4, two forming die 4 cup joints the one end at square fixed axle 3 through square groove 401 activity, two the equal activity in surface of the 3 other ends of square fixed axle has cup jointed pressure spring 8 and extrusion sleeve 9, two thread groove and threaded mounting have all been seted up on the surface of the 3 other ends of square fixed axle have been installed tighrening ring 10, can conveniently carry out the dismouting to forming die 4 through activity fixture block 5, pressure spring 8 and tighrening ring 10.