CN214684845U - Forming machine for producing stainless steel spiral pipe - Google Patents

Abstract

The utility model discloses a forming machine for production of stainless steel spiral pipe, include: the pipe forming machine comprises a base, a vertical high platform and a forming mechanism, wherein the vertical high platform is arranged on the base, and the forming mechanism is distributed on the base and the vertical high platform.

Description

Forming machine for producing stainless steel spiral pipe

Technical Field

The utility model relates to a production and processing equipment field of nonrust steel pipe, concretely relates to forming machine for production of stainless steel spiral pipe.

Background

In the prior art, the stainless steel pipeline is welded outside the pipe, when a threaded steel pipe is produced and processed, a raw material steel plate is formed by a forming machine, and then welding at a steel plate interface is carried out by using external welding equipment, but the outside of the externally welded steel pipe is not smooth, the welding strength of the steel pipe is not enough, and the welding machine can cause welding spark sputtering when being externally welded.

SUMMERY OF THE UTILITY MODEL

The invention provides a forming machine for stainless steel spiral pipe production, and aims to realize internal welding of stainless steel pipe production. In order to achieve the expected purpose, the technical scheme adopted by the utility model is as follows:

a forming machine for the production of spiral tubes of stainless steel, comprising: the vertical plateau forming device comprises a base, a vertical plateau and a forming mechanism, wherein the vertical plateau is arranged on the base, the forming mechanism is distributed on the base and the vertical plateau, and the vertical plateau is provided with a forming upper cover, the forming mechanism is a forming wheel distributed on the base and the vertical plateau, the forming wheel forms a circular path forming profile, the base is provided with a welding device, the welding device is arranged inside the forming profile, the size of the forming profile is adjusted through the forming mechanism, the vertical plateau is movably connected with the forming upper cover, the forming wheel distributed on the vertical plateau is arranged on the forming upper cover, the position of the forming wheel is adjustable, and the base is provided with a steel plate limiter.

Further, the steel plate limiter comprises a limiting wheel and a limiting support, the limiting wheel is fixed on the limiting support through a limiting wheel support, the limiting wheel support is movably connected with the limiting support, the limiting wheel support is concretely, the limiting wheel sliding plate is fixedly connected with the limiting wheel support, the limiting wheel sliding plate is connected with the limiting support in a sliding mode, the limiting support is provided with a limiter ball screw, and a nut of the limiter ball screw is fixedly connected with the limiting wheel support.

When the limiting device is used, the limiting wheel sliding plate is driven to move on the limiting support through screwing the ball screw of the limiting device, the position of the limiting wheel support on the limiting support is adjusted, the position of the limiting wheel is adjusted, the adjustment of the position of the limiting wheel is achieved, in the process of actual use, the limiting wheels on the steel plate limiting device comprise two sets of limiting wheels, the two sets of limiting wheels are distributed at the two ends of the steel plate limiting device, the distance between the two sets of limiting wheels is adjusted according to the width of the steel plate used in actual processing, the steel plate limiting device can ensure that the steel plate is not extruded and pressed, the equipment can be guaranteed to be in the operation process, the steel plate cannot deviate, and the production quality and the production efficiency are ensured.

Further, the pressure shape wheel includes eight groups, wherein five groups distribute on the base, and three groups distribute on the shaping upper cover, and eight groups of pressure shape wheels are named according to corresponding order in proper order: the first pressure-shaped wheel, the second pressure-shaped wheel, the third pressure-shaped wheel, the fourth pressure-shaped wheel, the fifth pressure-shaped wheel, the sixth pressure-shaped wheel, the seventh pressure-shaped wheel and the eighth pressure-shaped wheel are distributed on the base, and the sixth pressure-shaped wheel, the seventh pressure-shaped wheel and the eighth pressure-shaped wheel are distributed on the forming upper cover.

Further, first pressure shape wheel includes first wheel body base, first pressure shape wheel support, rotor plate, length adjustment spare, fixed column, rotor plate one end and first pressure shape wheel fixed connection, and is specific, the first wheel body base of the first pressure shape wheel of rotor plate fixed connection, first wheel body base rotates with first pressure shape wheel support to be connected, rotor plate and first wheel body base fixed connection, the rotor plate other end rotates with length adjustment spare to be connected, length adjustment spare one end rotates with the rotor plate to be connected, and the first pressure shape wheel support of length adjustment spare other end rotation connection, first pressure shape wheel support set up the fixed column, set up the spout on the rotor plate, the fixed column sets up in the spout.

Furthermore, the first profiling wheel is further provided with a ball screw, and the position of the whole first profiling wheel in the horizontal direction is adjusted through the ball screw.

When the length adjusting device is used, the actual use length of the length adjusting piece is adjusted to drive the rotating plate to rotate, and the rotating plate drives the first wheel body base to rotate, so that the angle adjustment of the first profiling wheel in the vertical direction is realized.

Furthermore, the second profiling wheel is arranged on the welding device, the mounting positions of the second profiling wheel and the third profiling wheel are vertically corresponding, and a steel plate channel is formed between the second profiling wheel and the third profiling wheel.

Furthermore, the fifth profiling wheel comprises a fifth profiling wheel base and a fifth profiling wheel support, a wheel body is arranged on the fifth profiling wheel base, a fifth profiling wheel track is arranged on the fifth profiling wheel support, the fifth profiling wheel base is in sliding connection with the fifth profiling wheel support through the fifth profiling wheel track, a fifth profiling wheel adjusting screw rod is arranged on the fifth profiling wheel base, one end of the fifth profiling wheel adjusting screw rod is in rotating connection with the fifth profiling wheel base, the other end of the fifth profiling wheel adjusting screw rod is in rotating connection with a fifth profiling wheel fixing part, and the fifth profiling wheel fixing part is fixed on the fifth profiling wheel support.

When the device is used, the fifth profiling wheel base is controlled to move on the fifth profiling wheel bracket by screwing the fifth profiling wheel adjusting screw rod, so that the horizontal position of the whole fifth profiling wheel is adjusted.

Further, the wheel body of fifth pressure shape wheel rotates connects the set-square, the set-square sets up on the wheel body fixed plate, the set-square rotates with the wheel body fixed plate to be connected, the connecting rod is rotated in the one corner of set-square, the connecting rod passes through wheel body accommodate the lead screw to be connected with the wheel body fixed plate, and is specific, wheel body accommodate the lead screw adopts ball screw, wheel body accommodate the lead screw one end rotates with the wheel body fixed plate to be connected, and the wheel body accommodate the lead screw other end rotates with the connecting rod to be connected.

During the use, wheel body fixed plate and fifth pressure shape wheel base fixed connection, the length of adjustment wheel body accommodate the lead screw, and wheel body accommodate the lead screw drives the connecting rod motion, the connecting rod drives the set-square and rotates, and then realizes the angular adjustment to the wheel body, because a plurality of wheel bodies all are connected with same connecting rod, consequently can guarantee the uniformity of adjustment.

Further, as another technical scheme of wheel body angular adjustment, the wheel body of fifth pressure shape wheel rotates connects the set-square, the set-square sets up on the wheel body fixed plate, the set-square rotates with the wheel body fixed plate to be connected, the one corner of set-square rotates connects the connecting rod, the connecting rod passes through the connecting rod mounting and connects wheel body accommodate the lead screw, wheel body accommodate the lead screw passes through wheel body accommodate the lead screw mounting and is connected with the wheel body fixed plate, wheel body accommodate the lead screw rotates with wheel body accommodate the lead screw mounting to be connected, and is concrete, wheel body accommodate the lead screw means can have the threaded rod of external screw thread, is provided with the internal thread that sets up with wheel body accommodate the lead screw in the wheel body accommodate the lead screw mounting.

When the angle adjusting device is used, the wheel body adjusting screw rod with the external thread is screwed to adjust the stretching force of the wheel body adjusting screw rod on the connecting rod, the rotating angles of the set square driven by the connecting rod are different according to the difference of the moving distances of the connecting rod along the axial direction of the wheel body adjusting screw rod, and then the angle of the wheel body is adjusted.

In order to facilitate the position adjustment of each pressure-forming wheel, the technical scheme that first pressure-forming wheel, fifth pressure-forming wheel took is used for but not limited to be used for first pressure-forming wheel, fifth pressure-forming wheel, the utility model discloses the eight groups of pressure-forming wheels that relate to all can adopt the combination of one of them or multiple technical scheme in order to reach the purpose of adjustment pressure-forming wheel position. For example, the fourth profiling wheel also adopts the same technical scheme as the first profiling wheel. The technical solution or the combination of technical solutions adopted can be flexibly adjusted by a person skilled in the art according to the actual needs of the person skilled in the art, and therefore the above description is only for convenience of describing the technical solutions themselves and is not to be construed as limiting the individual profiling wheels.

Further, the shaping upper cover includes first upper cover moving part, second upper cover moving part, first upper cover moving part and perpendicular high platform swing joint, it is specific, set up the high platform track on the perpendicular high platform, first upper cover moving part and perpendicular high platform junction set up with high platform track assorted slider, first upper cover moving part can reciprocate along the high platform track, set up high platform ball screw in the perpendicular high platform, high platform screw nut and the first upper cover moving part fixed connection of high platform ball screw, the transmission is connected high platform accommodate motor on the high platform ball screw.

When the high-platform adjusting motor is used, the high-platform adjusting motor is started to drive the high-platform ball screw to rotate, and the first upper cover moving part moves up and down along the high-platform rail under the driving of the high-platform screw nut.

Further, the second upper cover moving part is movably connected with the first upper cover moving part, a track is arranged on the first upper cover moving part, a sliding block matched with the track is arranged at the joint of the second upper cover moving part and the first upper cover moving part, the second upper cover moving part can move along the track, a ball screw is arranged between the first upper cover moving part and the second upper cover moving part and used for controlling the position relation between the second upper cover moving part and the first upper cover moving part, the specific movement principle between the first upper cover moving part and the second upper cover moving part is basically the same as that of the vertical plateau and the first upper cover moving part, and the detailed description is omitted, and the difference is that the ball screw between the first upper cover moving part and the second upper cover moving part is screwed by manpower instead of being driven by a motor.

Furthermore, the sixth pressure-forming wheel and the seventh pressure-forming wheel are arranged on the first upper cover moving part, and the eighth pressure-forming wheel is arranged on the second upper cover moving part.

Furthermore, the length adjusting part comprises a left screw rod, a right screw rod and an adjusting nut, the left screw rod is connected with a left connecting ring, the right screw rod is connected with a right connecting ring, the left screw rod and the right screw rod are connected through the adjusting nut, external threads with opposite rotating directions are arranged on the left screw rod and the right screw rod, and internal threads are arranged in the adjusting nut.

When the length adjusting piece is used, the adjusting nut is screwed, and the screwing directions of the external threads of the left screw rod and the right screw rod are opposite, so that when the adjusting nut is screwed, the left screw rod and the right screw rod move in the opposite directions or in the opposite directions at the same time, and the adjustment of the actual using length of the length adjusting piece is realized.

Further, a welding gun is arranged on the welding device.

Has the advantages that: the welding device is arranged inside the pressed profile, so that a welding seam can not appear outside a formed pipeline in the actual production process, and spark splashing caused by welding is avoided. Eight groups of the pressing wheels form a circular pressing profile, and the position of a single pressing wheel can be adjusted, so that the pipeline processing production of various types and sizes can be ensured in the actual production.

Drawings

Fig. 1 is an overall structure diagram of the present invention.

Fig. 2 is an enlarged view of the local profiling wheel of the present invention.

Fig. 3 is a schematic view of the connection between the vertical plateau and the forming upper cover of the present invention.

Fig. 4 is a schematic view of the connection between the first upper cover moving part and the second upper cover moving part of the present invention.

Fig. 5 is an enlarged view of the area a of the present invention.

Fig. 6 is the structural schematic diagram of the steel plate limiter of the present invention.

Fig. 7 is a structural view of a first profiling wheel of the present invention.

Fig. 8 is a structure view of a fifth press wheel of the present invention.

Fig. 9 is a schematic view of a wheel body connection method of the present invention (taking a fifth press wheel as an example).

Fig. 10 is a schematic view of a wheel body connection method of the present invention (taking a fifth press wheel as an example).

Fig. 11 is a structural view of the lower forming seat of the present invention.

Fig. 12 shows a structure of the length adjustment member of the present invention.

Wherein: 1. the welding device comprises a base 101, supporting legs 2, a vertical plateau 201, a plateau ball screw 202, a plateau adjusting motor 203, a plateau screw nut 205, a plateau track 3, a forming upper cover 4, a steel plate limiter 401, a limiting wheel 402, a limiting support 403, a limiting wheel sliding plate 404, a limiting device ball screw 5, a welding device 501, a welding gun 6, a first upper cover moving part 7, a second upper cover moving part 701, a forming upper cover ball screw 8, a first profiling wheel 801, a rotating plate 802, a length adjusting part 8021, an adjusting nut 8022, a left connecting ring 8023, a right connecting ring 8024, a left screw 8025, a right screw 803, a sliding chute 804, a fixed column 805, a first wheel body base 806, a first profiling wheel support 9, a second profiling wheel 10, a third profiling wheel 11, a fourth profiling wheel 12, a fifth profiling wheel 1201, a sliding chute 804, a fixed column 805, a first wheel body base 806, a first profiling wheel support 9, a second profiling wheel 10, a third profiling wheel 11, a fourth wheel 12, a fifth wheel, A fifth profiling wheel base 1202, a fifth profiling wheel support 1203, a fifth profiling wheel track 1204, a fifth profiling wheel adjusting screw 1206, a fifth profiling wheel fixing piece 1207, a wheel body fixing plate 1208, a triangle 1209, a connecting rod 1211, a wheel body adjusting screw 1212, a connecting rod fixing piece 1213, a wheel body adjusting screw fixing piece 1214, a wheel body 13, a sixth profiling wheel 14, a seventh profiling wheel 15 and an eighth profiling wheel.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, unless otherwise expressly stated or limited, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection or a removable connection; may be a mechanical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

As shown in fig. 1 to 12, a forming machine for stainless steel spiral pipe production includes: base 1, perpendicular high platform 2, pressure shape mechanism, welding set 5, steel sheet stopper 4, pressure shape mechanism is for distributing the pressure shape wheel on base 1, perpendicular high platform 2, and is specific, the pressure shape wheel includes eight groups, and wherein five groups distribute on base 1, and three groups distribute on shaping upper cover 3, and eight groups pressure shape wheel are named in proper order according to corresponding order: the first profiling wheel 8, the second profiling wheel 9, the third profiling wheel 10, the fourth profiling wheel 11, the fifth profiling wheel 12, the sixth profiling wheel 13, the seventh profiling wheel 14 and the eighth profiling wheel 15, wherein the first profiling wheel 8, the second profiling wheel 9, the third profiling wheel 10, the fourth profiling wheel 11 and the fifth profiling wheel 12 are distributed on the base, and the sixth profiling wheel 13, the seventh profiling wheel 14 and the eighth profiling wheel 15 are distributed on the forming upper cover 3. Specifically, the sixth profiling wheel 13 and the seventh profiling wheel 14 are arranged on the first upper cover moving part 6, and the eighth profiling wheel 15 is arranged on the second upper cover moving part 7. The forming device comprises a forming wheel, wherein the forming wheel forms a circular path forming outline, the size of the forming outline is adjusted through a forming mechanism, a vertical plateau 2 is arranged on a base 1, the vertical plateau 2 is movably connected with a forming upper cover, the forming wheel distributed on the vertical plateau 2 is arranged on the forming upper cover 3, the position of the forming wheel is adjustable, a steel plate limiter 4 is arranged on the base 1, a welding device 5 is arranged on the base 1, and a welding gun 501 is arranged on the welding device 5. The welding device 5 is arranged inside the profiling.

As shown in fig. 6, the steel plate stopper 4 includes a stopper wheel 401 and a stopper support 402, the stopper wheel 401 is fixed on the stopper support 402 through a stopper wheel bracket, the stopper wheel bracket is movably connected with the stopper support 402, specifically, the stopper wheel bracket is fixedly connected with a stopper wheel slide plate 403, the stopper wheel slide plate 403 is slidably connected with the upper surface of the stopper support 402, the stopper support 402 is provided with a stopper ball screw 404, and a nut of the stopper ball screw 404 is fixedly connected with the stopper wheel bracket. When the device is used, the ball screw 404 of the screwing limiter drives the limiting wheel sliding plate 403 to move on the limiting support 402, so that the position of the limiting wheel support on the limiting support 402 is adjusted, the position of the limiting wheel 401 is adjusted, and in actual use, the limiting wheels 401 on the steel plate limiter 4 comprise two sets of wheels, the two sets of limiting wheels 401 are distributed at two ends of the steel plate limiter 4, the distance between the two sets of limiting wheels 401 is adjusted according to the width of the steel plate used in actual processing, so that the steel plate limiter 4 can ensure that the steel plate is not extruded and pressed, and can ensure that the device is in the operation process, the steel plate cannot deviate, and the production quality and efficiency are ensured.

As shown in fig. 7 and 11, the first profiling wheel 8 includes a first wheel body base 805, a first profiling wheel support 806, a rotating plate 801, a length adjusting member 802, and a fixing post 804, wherein one end of the rotating plate 801 is fixedly connected to the first profiling wheel 8, specifically, the rotating plate 801 is fixedly connected to the first wheel body base 805 of the first profiling wheel 8, the first wheel body base 805 is rotatably connected to the first profiling wheel support 806, the rotating plate 801 is fixedly connected to the first wheel body base 805, the other end of the rotating plate 801 is rotatably connected to the length adjusting member 802, one end of the length adjusting member 802 is rotatably connected to the rotating plate 801, the other end of the length adjusting member 802 is rotatably connected to the first profiling wheel support 806, the first profiling wheel support is provided with the fixing post, the rotating plate is provided with a sliding slot 803, and the fixing post 804 is disposed in the sliding slot 803. The first profiling wheel 8 is further provided with a ball screw, and the position of the whole first profiling wheel 8 in the horizontal direction is adjusted through the ball screw. When the length adjusting device is used, the actual use length of the length adjusting piece 802 is adjusted to drive the rotating plate 801 to rotate, and the rotating plate 801 drives the first wheel body base 805 to rotate, so that the angle adjustment of the first profiling wheel 8 in the vertical direction is realized.

The second profiling wheel 9 is arranged on the welding device 5, the mounting positions of the second profiling wheel 9 and the third profiling wheel 10 are vertically corresponding, and a steel plate channel is formed between the second profiling wheel 9 and the third profiling wheel 10.

As shown in fig. 8, the fifth profiling wheel 12 includes a fifth profiling wheel base 1201 and a fifth profiling wheel support 1202, a wheel body 1214 is disposed on the fifth profiling wheel base 1201, a fifth profiling wheel track 1203 is disposed on the fifth profiling wheel support 1202, the fifth profiling wheel base 1201 is slidably connected to the fifth profiling wheel support 1202 through the fifth profiling wheel track 1203, a fifth profiling wheel adjusting screw 1204 is disposed on the fifth profiling wheel base 1201, one end of the fifth profiling wheel adjusting screw 1204 is rotatably connected to the fifth profiling wheel base 1201, the other end of the fifth profiling wheel adjusting screw 1204 is rotatably connected to a fifth profiling wheel fixing member 1206, and the fifth profiling wheel fixing member 1206 is fixed to the fifth profiling wheel support 1202. When the device is used, the fifth profiling wheel base 1201 is controlled to move on the fifth profiling wheel bracket 1202 by screwing the fifth profiling wheel adjusting screw 1204, so that the horizontal position of the whole fifth profiling wheel 12 is adjusted. The wheel body 1214 of the fifth press-shaped wheel 12 is rotatably connected with a triangular plate 1208, the triangular plate 1208 is arranged on a wheel body fixing plate 1207, the triangular plate 1208 is rotatably connected with the wheel body fixing plate 1207, one corner of the triangular plate 1208 is rotatably connected with a connecting rod 1209, the connecting rod 1209 is connected with the wheel body fixing plate 1207 through a wheel body adjusting screw 1211, specifically, the wheel body adjusting screw 1211 adopts a ball screw, one end of the wheel body adjusting screw 1211 is rotatably connected with the wheel body fixing plate 1207, and the other end of the wheel body adjusting screw 1211 is rotatably connected with the connecting rod 1209. When the device is used, the wheel body fixing plate 1207 is fixedly connected with the fifth profiling wheel base 1201, the length of the wheel body adjusting screw 1211 is adjusted, the wheel body adjusting screw 1211 drives the connecting rod 1209 to move, the connecting rod 1209 drives the triangular plate 1208 to rotate, and therefore the angle of the wheel body 1214 is adjusted, and due to the fact that the plurality of wheel bodies 1214 are connected with the same connecting rod 1209, the uniformity of adjustment can be guaranteed.

As shown in fig. 10, as another technical solution for adjusting the angle of the wheel body 1214, the wheel body 1214 of the fifth press-forming wheel 12 is rotatably connected to a triangle plate 1208, the triangle plate 1208 is disposed on a wheel body fixing plate 1207, the triangle plate 1208 is rotatably connected to the wheel body fixing plate 1207, one corner of the triangle plate 1208 is rotatably connected to a connecting rod 1209, the connecting rod 1209 is connected to a wheel body adjusting screw 1211 through a connecting rod fixing member 1212, the wheel body adjusting screw 1211 is connected to the wheel body fixing plate 1207 through a wheel body adjusting screw fixing member 1213, the wheel body adjusting screw 1211 is rotatably connected to a wheel body adjusting screw fixing member 1213, specifically, the wheel body adjusting screw 1211 is a threaded rod that may have an external thread, and the wheel body adjusting screw fixing member 1213 is disposed with an internal thread that matches the external thread disposed on the wheel body adjusting screw 1211. When the angle adjusting device is used, the stretching force of the wheel body adjusting screw 1211 on the connecting rod 1209 is adjusted by screwing the wheel body adjusting screw 1211 with the external thread, and the rotating angles of the triangular plate 1208 driven by the connecting rod 1209 are different according to the different moving distances of the connecting rod 1209 along the axial direction of the wheel body adjusting screw 1211, so that the angle adjustment of the wheel body 1204 is realized.

In order to facilitate the position adjustment of each profiling wheel, the technical solutions adopted by the first profiling wheel 8 and the fifth profiling wheel 12 are used but not limited to the first profiling wheel 8 and the fifth profiling wheel 12, and the eight groups of profiling wheels related in the present invention can adopt the combination of one or more technical solutions to achieve the purpose of adjusting the position of the profiling wheel. For example, the fourth profiling wheel 11 also adopts the same technical scheme as the first profiling wheel 8. The technical solution or the combination of technical solutions adopted can be flexibly adjusted by a person skilled in the art according to the actual needs of the person skilled in the art, and therefore the above description is only for convenience of describing the technical solutions themselves and is not to be construed as limiting the individual profiling wheels.

As shown in fig. 3, 4, and 5, the forming upper cover 3 includes a first upper cover moving part 6 and a second upper cover moving part 7, the first upper cover moving part 6 is movably connected to the vertical plateau 2, specifically, a plateau rail 205 is disposed on the vertical plateau 2, a slider matched with the plateau rail 205 is disposed at a connection position of the first upper cover moving part 6 and the vertical plateau 2, the first upper cover moving part 6 can move up and down along the plateau rail 205, a plateau ball screw 201 is disposed in the vertical plateau 2, a plateau screw nut 203 of the plateau ball screw 201 is fixedly connected to the first upper cover moving part 6, and the plateau ball screw 201 is connected to a plateau adjusting motor 202 in a transmission manner. When the high-platform adjusting motor 202 is started, the high-platform adjusting motor 202 drives the high-platform ball screw 201 to rotate, and the first upper cover moving part 6 moves up and down along the high-platform track 205 under the driving of the high-platform screw nut 203. The second upper cover moving part 7 is movably connected with the first upper cover moving part 6, a track is arranged on the first upper cover moving part 6, a sliding block matched with the track is arranged at the joint of the second upper cover moving part 7 and the first upper cover moving part 6, the second upper cover moving part 7 can move along a track, a ball screw is arranged between the first upper cover moving part 6 and the second upper cover moving part 7, the ball screw is used for controlling the position relation between the second upper cover moving part 7 and the first upper cover moving part 6, the specific movement principle between the first upper cover moving part 6 and the second upper cover moving part 7 is basically the same as the movement principle of the vertical plateau 2 and the first upper cover moving part 6, and the detailed description is omitted, and the difference point is that the ball screw between the first upper cover moving part 6 and the second upper cover moving part 7 is manually screwed instead of being driven by a motor.

As shown in fig. 12, the length adjusting member 802 includes a left lead screw 8024, a right lead screw 8025, and an adjusting nut 8021, the left lead screw 8024 is connected to a left connecting ring 8022, the right lead screw 8025 is connected to a right connecting ring 8023, the left lead screw 8024 and the right lead screw 8025 are connected by the adjusting nut 8021, the left lead screw 8024 and the right lead screw 8025 are provided with external threads having opposite rotation directions, and the adjusting nut 8021 is provided with internal threads. When the adjusting nut 8021 is screwed, since the turning directions of the external threads of the left screw rod 8024 and the right screw rod 8025 are opposite, when the adjusting nut 8021 is screwed, the left screw rod 8024 and the right screw rod 8025 move in opposite directions or in opposite directions at the same time, and the adjustment of the actual use length of the length adjusting piece 802 is realized.

The specific working principle is as follows: the steel plate to be processed enters the forming machine from between two groups of limiting wheels 401 on the steel plate limiter 4, enters a steel plate channel between a second profiling wheel 9 and a third profiling wheel 10 through a first profiling wheel 8, then sequentially passes through a fourth profiling wheel 11, a fifth profiling wheel 12, a sixth profiling wheel 13, a seventh profiling wheel 14 and an eighth profiling wheel 15 to form a complete pipeline, and the welding device 5 is arranged at the pipeline joint and used for welding the pipeline. The positions of the eight groups of the pressing wheels and the forming upper cover 3 can be adjusted according to actual conditions, so that the forming machine can be suitable for processing and producing pipelines with different sizes.

To sum up, the utility model discloses reach anticipated purpose.

Claims (9)

1. A forming machine for the production of spiral tubes of stainless steel, comprising: the vertical plateau forming device comprises a base, a vertical plateau and a forming mechanism, wherein the vertical plateau is arranged on the base, the forming mechanism is distributed on the base and the vertical plateau, and the vertical plateau is provided with a forming upper cover, the forming mechanism is a forming wheel distributed on the base and the vertical plateau, the forming wheel forms a circular path forming profile, the base is provided with a welding device, the welding device is arranged inside the forming profile, the size of the forming profile is adjusted through the forming mechanism, the vertical plateau is movably connected with the forming upper cover, the forming wheel distributed on the vertical plateau is arranged on the forming upper cover, the position of the forming wheel is adjustable, and the base is provided with a steel plate limiter.

2. A forming machine for producing a spiral tube made of stainless steel as claimed in claim 1, wherein the steel plate limiter comprises a limiting wheel and a limiting support, the limiting wheel is fixed on the limiting support through a limiting wheel bracket, and the limiting wheel bracket is movably connected with the limiting support.

3. A forming machine for the production of spiral tubes made of stainless steel as claimed in claim 1, wherein said press wheels comprise eight groups, five of which are distributed on the base and three of which are distributed on the forming upper cover, and are named as the first press wheel, the second press wheel, the third press wheel, the fourth press wheel, the fifth press wheel, the sixth press wheel, the seventh press wheel and the eighth press wheel in sequence.

4. A forming machine for producing a spiral tube made of stainless steel according to claim 3, wherein the first profiling wheel comprises a first wheel body base, a first profiling wheel support, a rotating plate, a length adjusting piece and a fixed column, one end of the rotating plate is fixedly connected with the first profiling wheel, the other end of the rotating plate is rotatably connected with the length adjusting piece, one end of the length adjusting piece is rotatably connected with the rotating plate, the other end of the length adjusting piece is rotatably connected with the first profiling wheel support, the first profiling wheel support is provided with the fixed column, the rotating plate is provided with a sliding groove, and the fixed column is arranged in the sliding groove.

5. A spiral tube forming machine for stainless steel production as claimed in claim 4, wherein the length adjustment member comprises a left screw rod, a right screw rod, and an adjustment nut, the left screw rod is connected with a left connecting ring, the right screw rod is connected with a right connecting ring, the left screw rod and the right screw rod are connected through the adjustment nut, the left screw rod and the right screw rod are provided with external threads with opposite rotation directions, and the adjustment nut is provided with internal threads.

6. A forming machine for stainless steel spiral pipe production as claimed in claim 4, wherein said first press wheel is further provided with a ball screw by which position adjustment of the first press wheel as a whole in the horizontal direction is effected.

7. A forming machine for spiral tubes made of stainless steel as claimed in claim 3, wherein the fifth profiling wheel comprises a fifth profiling wheel base and a fifth profiling wheel support, the fifth profiling wheel base is provided with a wheel body, and the fifth profiling wheel base is connected with the fifth profiling wheel support in a sliding manner.

8. A spiral pipe forming machine for stainless steel production as claimed in claim 7, wherein the wheel body of the fifth press wheel is rotatably connected with a triangle plate, the triangle plate is disposed on the wheel body fixing plate, the triangle plate is rotatably connected with the wheel body fixing plate, one corner of the triangle plate is rotatably connected with a connecting rod, and the connecting rod is adjustably connected with the wheel body fixing plate.

9. A forming machine for the production of spiral tubes made of stainless steel as set forth in claim 1 wherein said forming upper cover includes a first upper cover moving member movably connected to said vertical plateau and a second upper cover moving member movably connected to said first upper cover moving member.

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