CN112452677B

CN112452677B - Heating assembly of hot melting device for steel pipe production

Info

Publication number: CN112452677B
Application number: CN202011066350.XA
Authority: CN
Inventors: 朱小敏; 吕镕昊
Original assignee: Wuxi Xinding Metal Products Co ltd
Current assignee: Wuxi Yalte Metal Products Co ltd
Priority date: 2020-09-30
Filing date: 2020-09-30
Publication date: 2022-12-27
Anticipated expiration: 2040-09-30
Also published as: CN112452677A

Abstract

The invention belongs to the field of steel pipe heating, in particular to a heating assembly of a hot melting device for steel pipe production, which aims at the problems that the heat transfer efficiency is low and the heat waste is serious in the conventional furnace heating, and the steel pipes are required to be placed in the centers of inductance coils in the inductance heating, so that the steel pipes with different specifications are inconvenient to adjust in position and further difficult to effectively heat.

Description

Heating assembly of hot melting device for steel pipe production

Technical Field

The invention relates to the technical field of steel pipe heating, in particular to a heating assembly of a hot melting device for steel pipe production.

Background

Steel pipes are not only used for transporting fluids and powdery solids, exchanging heat energy, manufacturing mechanical parts and containers, but also are economical steels. The steel pipe is used to manufacture the net frame, the supporting column and the mechanical support of the building structure, so that the weight can be reduced, the metal can be saved by 20-40%, and the industrialized mechanized construction can be realized. The steel pipe is used for manufacturing the highway bridge, so that steel can be saved, the construction can be simplified, the area of a coating protective layer can be greatly reduced, the investment and the maintenance cost can be saved, and the steel pipe is widely applied to various fields, but the heating treatment is needed before the anticorrosion coating of the large-diameter steel pipe at present;

but the heating of furnace kiln and induction heating is usually adopted to current steel pipe, and furnace kiln heating is heat transfer efficiency low usually, leads to the heat waste serious, but induction heating needs to place the steel pipe to induction coil's center, leads to it to be inconvenient to carry out the regulation of position to the steel pipe of different specifications, and further messenger's it is difficult to by effectual heating.

Disclosure of Invention

The invention aims to solve the problems that in the prior art, the heat transfer efficiency is low generally in furnace heating, so that the heat waste is serious, and the steel pipes of different specifications are inconvenient to adjust due to the fact that the steel pipes need to be placed in the centers of inductance coils in inductive heating, so that the steel pipes are difficult to heat effectively.

In order to achieve the purpose, the invention adopts the following technical scheme:

the utility model provides a heating element of hot melt device for steel pipe production, the on-line screen storage device comprises a base, the top fixedly connected with fixing base of base, be provided with first electrode and second electrode on the fixing base, the same inductance coils of fixedly connected with on first electrode and the second electrode, two first spouts have been seted up at the top of base, equal slidable mounting has first bracing piece in two first spouts, the equal fixedly connected with arc in top of two first bracing pieces places the board, two second spouts have been seted up at the top of base, equal slidable mounting has the second bracing piece in two second spouts, the equal fixedly connected with first U-shaped board in top of two second bracing pieces, all rotate on two first U-shaped boards and install the spill drive wheel, the equal slidable mounting in one side of two first U-shaped boards has the micro-machine, two micro-machine cooperate with two spill drive wheels respectively, rotatory hole has been seted up to one side of base, the worm is installed to the rotation in the rotatory downthehole, the one end of base extends to the outside and fixedly connected with the hand wheel, the worm cooperatees with two first bracing pieces and two second bracing pieces.

Preferably, a transmission cavity is formed in the base, a first rotary rod is installed in the transmission cavity in a rotating mode, two first gears, two second gears and a worm wheel are fixedly sleeved on the outer side of the first rotary rod, the rotary hole is communicated with one side of the transmission cavity, one end of the worm extends into the transmission cavity and is meshed with the worm wheel, and the worm can drive the worm wheel to rotate.

Preferably, the bottom ends of the two first supporting rods are fixedly connected with first toothed bars, the bottom ends of the two first toothed bars extend into the transmission cavity, the two first toothed bars are meshed with the two first gears respectively, and the first gears can drive the first toothed bars to move.

Preferably, the bottom ends of the two second supporting rods are fixedly connected with second toothed bars, the bottom ends of the two second toothed bars extend into the transmission cavity, the two second toothed bars are meshed with the two second gears respectively, and the second gears can drive the second toothed bars to move.

Preferably, the slide has all been seted up to the both sides of two first U-shaped boards, equal slidable mounting has the bearing in four slides, four bearings divide into two sets ofly, every group bearing includes two bearings, fixed mounting has same second rotary rod on every group bearing, the outside of two second rotary rods is located to two fixed covers respectively of spill drive wheel, the one end of two second rotary rods welds with the output shaft of two small-size motors respectively, the second rotary rod can drive the spill drive wheel and rotate.

Preferably, spring grooves have been all seted up on the bottom inner wall of four slides, the one end of the first spring of equal fixedly connected with on the bottom inner wall of four spring grooves, the other end of four first springs respectively with the bottom fixed connection of four bearings, first spring can transmit reaction force to the bearing on.

Preferably, the equal fixedly connected with second U-shaped plate in top that the board was placed to two arcs, the slide opening has all been seted up on two second U-shaped plates, equal slidable mounting has the slide bar in two slide openings, the equal fixedly connected with handle in top of two slide bars, the equal fixedly connected with third U-shaped plate in bottom of two slide bars, all rotate on two third U-shaped plates and install the third rotary rod, the outside of two third rotary rods is all fixed the cover and is equipped with the gyro wheel, the slide bar can drive the displacement of third U-shaped plate.

Preferably, the second springs are sleeved on the outer sides of the two sliding rods, one ends of the two second springs are fixedly connected with the tops of the two third U-shaped plates respectively, the other ends of the two second springs are fixedly connected with the bottoms of the two second U-shaped plates respectively, and the second springs can drive the sliding rods to reset.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the scheme, the motor, the first rotating rod and the concave driving wheel are matched, the first spring is matched with the bearing, so that the concave driving wheel can effectively drive steel pipes with different specifications, and the concave driving wheel can effectively contact the steel pipes with different specifications through the reaction force of the first spring;

2. according to the scheme, the arc-shaped placing plate, the second U-shaped plate, the third U-shaped plate, the roller, the sliding rod and the second spring are matched, so that steel pipes of different specifications can be effectively positioned, and the steel pipes are prevented from warping in the heating process;

3. according to the scheme, the worm is matched with the worm wheel, and the first rotating rod, the first gear and the second gear are matched with the first rack bar and the second rack bar, so that the heights of the first supporting rod and the second supporting rod can be accurately adjusted by rotating the hand wheel, the purpose of adjusting the positions of the steel pipes in the inductance coil is further achieved, and the steel pipes with different specifications can be adjusted to the central position of the inductance coil to be effectively heated;

the heating assembly of the hot melting device for steel pipe production provided by the invention is heated through the inductance coil, so that unnecessary resource waste is avoided, the heating assembly can be adjusted through the hand wheel, the purpose of effectively heating steel pipes with different specifications in the inductance coil is achieved, and meanwhile, the heating quality and the heating efficiency are improved.

Drawings

FIG. 1 is a schematic structural diagram of a heating assembly of a hot melting device for steel pipe production according to the present invention;

FIG. 2 is a schematic cross-sectional view of a heating assembly of a hot-melting apparatus for steel pipe production according to the present invention;

FIG. 3 is a schematic structural view of a first U-shaped plate of a heating assembly of a hot melting device for steel pipe production according to the present invention;

FIG. 4 is an enlarged schematic structural view of the heating assembly of the hot melting device for steel pipe production in FIG. 2;

fig. 5 is an enlarged structural schematic diagram of a heating assembly of the hot melting device for steel pipe production in fig. 2 at B.

In the figure: the device comprises a base 1, a fixed seat 2, a first electrode 3, a second electrode 4, an inductance coil 5, a first sliding chute 6, a first supporting rod 7, an arc-shaped placing plate 8, a second sliding chute 9, a second supporting rod 10, a first U-shaped plate 11, a concave transmission wheel 12, a small-sized motor 13, a worm 14, a hand wheel 15, a transmission cavity 16, a first rotating rod 17, a first gear 18, a second gear 19, a worm wheel 20, a first toothed rod 21, a second toothed rod 22, a bearing 23, a second rotating rod 24, a first spring 25, a second U-shaped plate 26, a sliding rod 27, a handle 28, a third U-shaped plate 29, a third rotating rod 30, a roller 31 and a second spring 32.

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.

Example one

Referring to fig. 1-5, a heating assembly of a hot melting device for steel pipe production, including a base 1, a top fixedly connected with fixing base 2 of the base 1, a first electrode 3 and a second electrode 4 are arranged on the fixing base 2, the same inductance coil 5 is fixedly connected to the first electrode 3 and the second electrode 4, two first chutes 6 are formed in the top of the base 1, first supporting rods 7 are respectively slidably mounted in the two first chutes 6, arc-shaped placing plates 8 are respectively fixedly connected to the top ends of the two first supporting rods 7, two second chutes 9 are formed in the top of the base 1, second supporting rods 10 are respectively slidably mounted in the two second chutes 9, first U-shaped plates 11 are respectively fixedly connected to the top ends of the two second supporting rods 10, concave driving wheels 12 are respectively rotatably mounted on the two first U-shaped plates 11, small motors 13 are respectively slidably mounted on one sides of the two first U-shaped plates 11, two small motors 13 are respectively matched with the two concave driving wheels 12, a rotating hole is formed in one side of the base 1, a worm 14 is rotatably mounted in the rotating hole, one end of the worm 14 extends to the outer side of the base 1 and is fixedly connected with a hand wheel 15, and the worm 14 is matched with the second supporting rods 7 and the two second supporting rods 10.

In this embodiment, a transmission cavity 16 is formed in the base 1, a first rotating rod 17 is rotatably mounted in the transmission cavity 16, two first gears 18, two second gears 19 and a worm wheel 20 are fixedly sleeved on the outer side of the first rotating rod 17, the rotating hole is communicated with one side of the transmission cavity 16, one end of the worm 14 extends into the transmission cavity 16 and is meshed with the worm wheel 20, and the worm 14 can drive the worm wheel 20 to rotate.

In this embodiment, the bottom ends of the two first supporting rods 7 are fixedly connected with the first rack bars 21, the bottom ends of the two first rack bars 21 extend into the transmission cavity 16, the two first rack bars 21 are respectively engaged with the two first gears 18, and the first gears 18 can drive the first rack bars 21 to move.

In this embodiment, the bottom ends of the two second support rods 10 are fixedly connected with the second rack bars 22, the bottom ends of the two second rack bars 22 extend into the transmission cavity 16, the two second rack bars 22 are respectively engaged with the two second gears 19, and the second gears 19 can drive the second rack bars 22 to move.

In this embodiment, the slide has all been seted up to the both sides of two first U-shaped boards 11, equal slidable mounting has bearing 23 in four slides, four bearings 23 divide into two sets ofly, every group bearing 23 includes two bearings 23, fixed mounting has same second rotary rod 24 on every group bearing 23, two concave transmission wheel 12 are fixed respectively to overlap and are located the outside of two second rotary rods 24, the one end of two second rotary rods 24 welds with the output shaft of two small-size motors 13 respectively mutually, second rotary rod 24 can drive concave transmission wheel 12 and rotate.

In this embodiment, all seted up the spring groove on the bottom inner wall of four slides, the one end of equal first spring 25 of fixedly connected with on the bottom inner wall of four spring grooves, the other end of four first springs 25 respectively with the bottom fixed connection of four bearings 23, first spring 25 can transmit reaction force to bearing 23 on.

In this embodiment, the second U-shaped plates 26 are fixedly connected to the top of the two arc-shaped placing plates 8, sliding holes are formed in the two second U-shaped plates 26, sliding rods 27 are slidably mounted in the two sliding holes, handles 28 are fixedly connected to the top ends of the two sliding rods 27, third U-shaped plates 29 are fixedly connected to the bottom ends of the two sliding rods 27, third rotating rods 30 are rotatably mounted on the two third U-shaped plates 29, rollers 31 are fixedly sleeved on the outer sides of the two third rotating rods 30, and the sliding rods 27 can drive the third U-shaped plates 29 to move.

In this embodiment, the second springs 32 are sleeved on the outer sides of the two sliding rods 27, one ends of the two second springs 32 are fixedly connected to the tops of the two third U-shaped plates 29, the other ends of the two second springs 32 are fixedly connected to the bottoms of the two second U-shaped plates 26, and the second springs 32 can drive the sliding rods 27 to return.

Example two

Referring to fig. 1-5, a heating element of hot melting device for steel pipe production, including base 1, there is fixing base 2 at the top of base 1 through bolt fixedly connected with, be provided with first electrode 3 and second electrode 4 on fixing base 2, there is the same inductance coils 5 through welded fixedly connected with on first electrode 3 and the second electrode 4, two first spouts 6 have been seted up at the top of base 1, equal slidable mounting has first bracing piece 7 in two first spouts 6, the top of two first bracing pieces 7 all is placed board 8 through welded fixedly connected with arc, two second spouts 9 have been seted up at the top of base 1, equal slidable mounting has second bracing piece 10 in two second spouts 9, the top of two second bracing pieces 10 all is through welded fixedly connected with first U-shaped plate 11, all rotate on two first U-shaped plates 11 and install spill drive wheel 12, equal slidable mounting has small motor 13 in one side of two first U-shaped plates 11, two small motor 13 cooperate with two spill drive wheels 12 respectively, one side of base 1 has been seted up, the interior rotation of rotation hole installs worm 14, the one end of worm 14 extends to the outside of base 1 and is connected with two second bracing pieces 10 through welded fixedly connected with second support rod 15 and hand wheel 10 cooperate.

In this embodiment, a transmission cavity 16 is formed in the base 1, a first rotating rod 17 is rotatably installed in the transmission cavity 16, two first gears 18, two second gears 19 and a worm wheel 20 are fixedly sleeved on the outer side of the first rotating rod 17 through welding, a rotating hole is communicated with one side of the transmission cavity 16, one end of the worm 14 extends into the transmission cavity 16 and is meshed with the worm wheel 20, and the worm 14 can drive the worm wheel 20 to rotate.

In this embodiment, the bottom ends of the two first supporting rods 7 are all connected with the first rack bar 21 through welding and fixing, the bottom ends of the two first rack bars 21 are all extended into the transmission cavity 16, the two first rack bars 21 are respectively meshed with the two first gears 18, and the first gears 18 can drive the first rack bars 21 to move.

In this embodiment, the bottom ends of the two second support rods 10 are fixedly connected to the second gear rods 22 by welding, the bottom ends of the two second gear rods 22 extend into the transmission cavity 16, the two second gear rods 22 are respectively engaged with the two second gears 19, and the second gears 19 can drive the second gear rods 22 to move.

In this embodiment, the slide has all been seted up to the both sides of two first U-shaped plates 11, equal slidable mounting has bearing 23 in four slides, four bearing 23 divide into two sets ofly, every group bearing 23 includes two bearings 23, there is same second rotary rod 24 through welded fastening installation on every group bearing 23, two concave transmission wheel 12 locate the outside of two second rotary rods 24 through the welded fastening cover respectively, the one end of two second rotary rods 24 welds with the output shaft of two small-size motor 13 respectively, second rotary rod 24 can drive concave transmission wheel 12 and rotate.

In this embodiment, all seted up the spring groove on the bottom inner wall of four slides, all be connected with the one end of first spring 25 through welded fastening on the bottom inner wall of four spring grooves, the other end of four first springs 25 is respectively through welded fastening with the bottom of four bearings 23 and is connected, and first spring 25 can transmit reaction force to bearing 23 on.

In this embodiment, the top that board 8 was placed to two arcs all is through welded fastening connection second U-shaped board 26, the slide opening has all been seted up on two second U-shaped boards 26, equal slidable mounting has slide bar 27 in two slide openings, welded fastening connection handle 28 is all passed through on the top of two slide bars 27, welded fastening connection third U-shaped board 29 is all passed through to the bottom of two slide bars 27, all rotate on two third U-shaped boards 29 and install third rotary rod 30, the outside of two third rotary rods 30 all is equipped with gyro wheel 31 through the fixed cover of welding, slide bar 27 can drive the displacement of third U-shaped board 29.

In this embodiment, the outer sides of the two sliding rods 27 are both sleeved with the second springs 32, one ends of the two second springs 32 are respectively connected with the tops of the two third U-shaped plates 29 through welding, the other ends of the two second springs 32 are respectively connected with the bottoms of the two second U-shaped plates 26 through welding, and the second springs 32 can drive the sliding rods 27 to reset.

In the present invention, when in use, the sliding rod 27 is pulled by the handle 28, so that the sliding rod 27 drives the third U-shaped plate 26 to move upwards, so that the third U-shaped plate 26 drives the roller 31 to separate from the arc-shaped placing plate 8, and the second spring 32 is deformed, at this time, the steel pipe can be placed between the arc-shaped placing plate 8 and the roller 31, the handle 28 is released, at this time, the second spring 32 is deformed to restore to drive the sliding rod 27 and the third U-shaped plate 26 to return, and the roller 31 and the arc-shaped placing plate 8 limit the steel pipe, and the steel pipe is placed on top of the concave transmission wheel 12, at this time, the reaction force of the first spring 25 is transmitted to the concave transmission wheel 12 through the bearing 23 and the second rotating rod 24, so that the concave transmission wheel 12 and the steel pipe closely abut against each other, then the steel pipe further passes through the inductance coil 5, then the worm 15 drives the worm 14 to be located on top of the two concave transmission wheels 31 and the two arc-shaped placing plates 8, then the steel pipe can be located between the two wheels 31 and the two arc-shaped placing plates 8, then the position of the steel pipe in the inductance coil 5 can be adjusted through the hand wheel 15, the first transmission rod 14, the first transmission rod 21 and the second transmission rod 21, the first gear 21 and the first gear 21 drive the first gear 21, the first gear 21 and the second gear 21 to drive the first gear 21 to move the first gear 21 and the second gear 21 to move synchronously with the first gear 7, so that the first gear 21 and the second gear 7 and the second hand wheel 10 to drive the first hand wheel 7 to move the first hand wheel 10 to move in the second hand wheel 7, the small-sized motor 13 drives the second rotating rod 24 to rotate through the rotating shaft, and the second rotating rod 24 drives the concave driving wheel 12 to rotate, so that the concave driving wheel 12 can drive the steel pipe to move.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. A heating assembly of a hot melting device for steel pipe production comprises a base (1) and is characterized in that a fixed seat (2) is fixedly connected to the top of the base (1), a first electrode (3) and a second electrode (4) are arranged on the fixed seat (2), the same inductance coil (5) is fixedly connected to the first electrode (3) and the second electrode (4), two first chutes (6) are formed in the top of the base (1), first supporting rods (7) are slidably mounted in the two first chutes (6), arc-shaped placing plates (8) are fixedly connected to the top ends of the two first supporting rods (7), two second chutes (9) are formed in the top of the base (1), second supporting rods (10) are slidably mounted in the two second chutes (9), first U-shaped plates (11) are fixedly connected to the top ends of the two second supporting rods (10), concave driving wheels (12) are rotatably mounted on the two first U-shaped plates (11), small motors (13) are slidably mounted on one sides of the two first U-shaped plates (11), a worm screw is respectively connected with the two small motors (13), a rotating hole (14) is formed in the outer side of the base (1), and a rotating hand wheel (14) is fixedly connected to one side of the base (14), worm (14) and two first bracing pieces (7) and two second bracing pieces (10) cooperate, transmission chamber (16) have been seted up on base (1), first rotary rod (17) are installed to transmission chamber (16) internal rotation, the outside fixed cover of first rotary rod (17) is equipped with two first gears (18), two second gears (19) and worm wheel (20), rotatory hole meets logical with one side of transmission chamber (16), the one end of worm (14) extends to in transmission chamber (16) and meshes mutually with worm wheel (20), the equal fixedly connected with first rack bar (21) in bottom of two first bracing pieces (7), the bottom of two first rack bars (21) all extends to in transmission chamber (16), and two first rack bars (21) mesh mutually with two first gears (18) respectively, the equal fixedly connected with second rack bar (22) in bottom of two second bracing pieces (10), the bottom of two second rack bars (22) all extends to in transmission chamber (16), and two second rack bars (22) mesh mutually with two second gears (19) respectively.

2. The heating assembly of the hot melting device for steel pipe production according to claim 1, wherein two sides of the two first U-shaped plates (11) are provided with slideways, bearings (23) are slidably mounted in the four slideways, the four bearings (23) are divided into two groups, each group of bearings (23) comprises two bearings (23), each group of bearings (23) is fixedly provided with a same second rotating rod (24), the two concave driving wheels (12) are respectively and fixedly sleeved outside the two second rotating rods (24), and one ends of the two second rotating rods (24) are respectively welded with output shafts of the two small motors (13).

3. The heating assembly of the hot melting device for steel pipe production according to claim 2, wherein the inner walls of the bottoms of the four slide ways are provided with spring grooves, the inner walls of the bottoms of the four spring grooves are fixedly connected with one ends of the first springs (25), and the other ends of the four first springs (25) are fixedly connected with the bottoms of the four bearings (23) respectively.

4. The heating assembly of a hot melting device for steel pipe production as claimed in claim 1, wherein the tops of the two arc-shaped placing plates (8) are fixedly connected with a second U-shaped plate (26), the two second U-shaped plates (26) are provided with sliding holes, sliding rods (27) are slidably mounted in the two sliding holes, the tops of the two sliding rods (27) are fixedly connected with handles (28), the bottoms of the two sliding rods (27) are fixedly connected with third U-shaped plates (29), the two third U-shaped plates (29) are rotatably mounted with third rotating rods (30), and rollers (31) are fixedly sleeved on the outer sides of the two third rotating rods (30).

5. The heating assembly of the hot melting device for the steel pipe production as claimed in claim 4, wherein the second springs (32) are sleeved outside the two sliding rods (27), one ends of the two second springs (32) are fixedly connected with the tops of the two third U-shaped plates (29), and the other ends of the two second springs (32) are fixedly connected with the bottoms of the two second U-shaped plates (26).