阅读说明：本技术 一种不锈钢钢管加工智能生产系统及智能生产设备 (Intelligent production system and intelligent production equipment for stainless steel pipe machining ) 是由 季学文 严冬云 于 2021-08-09 设计创作，主要内容包括：本发明公开了一种不锈钢钢管加工智能生产系统及智能生产设备,包括底板、侧板、支撑台、支撑腿、伺服电机、交流电机、支撑板和底杆,所述底板顶部两侧均固定连接接有侧板,所述底板一侧设有支撑台,所述底板和支撑台底部两侧均等距固定连接有支撑腿,所述底板顶部一侧的侧板外壁固定安装有伺服电机和交流电机,所述底板上方设有支撑板,本发明通过挤压装置可以在不锈钢钢管生产过程中通过逐步折弯挤压的方式,逐渐的将钢胚挤压成圆管状,让不锈钢钢管在生产过程中可以更简易便捷,通过焊接装置,可以在输送的过程中,让不锈钢钢管的表面的挤压的缝隙进行焊接,焊接以后即使的进行冷却,将表面通过摩擦辊84打磨平整,提高不锈钢钢管的合格率。(The invention discloses an intelligent production system and intelligent production equipment for stainless steel pipe processing, which comprises a bottom plate, side plates, support tables, support legs, a servo motor, an alternating current motor, a support plate and a bottom rod, wherein the two sides of the top of the bottom plate are fixedly connected with the side plates, the support tables are arranged on one side of the bottom plate, the support legs are fixedly connected with the two sides of the bottom plate and the support tables at equal intervals, the servo motor and the alternating current motor are fixedly arranged on the outer wall of the side plate on one side of the top of the bottom plate, and the support plate is arranged above the bottom plate. Even if the stainless steel pipe is cooled after welding, the surface is polished to be flat by the friction roller 84, and the qualified rate of the stainless steel pipe is improved.)

1. The intelligent production equipment for the stainless steel pipe machining comprises a bottom plate (1), side plates (2), a supporting table (3), supporting legs (4), a servo motor (5), an alternating current motor (6), a supporting plate (10) and a bottom rod (11), wherein the side plates (2) are fixedly connected to two sides of the top of the bottom plate (1), the supporting table (3) is arranged on one side of the bottom plate (1), the supporting legs (4) are fixedly connected to two sides of the bottoms of the bottom plate (1) and the supporting table (3) at equal intervals, the servo motor (5) and the alternating current motor (6) are fixedly installed on the outer wall of the side plate (2) on one side of the top of the bottom plate (1), the supporting plate (10) is arranged above the bottom plate (1), two sides of the bottom of the supporting plate (10) are fixedly connected with the corresponding side plates (2) respectively, and the bottom rod (11) is symmetrically and fixedly connected to one side of the top of the supporting table (3), the method is characterized in that: extrusion device (7) and welding set (8) are installed at bottom plate (1) top, cutting device (9) are installed at brace table (3) top.

2. The intelligent production equipment for stainless steel pipe machining according to claim 1, characterized in that: the extrusion device (7) comprises extrusion rollers (71), a rotating shaft (72), extrusion wheels (73), guide wheels (74), a driving shaft (75), a bearing wheel (76), a connecting plate (77), a driving wheel (78), a square plate (79), extrusion belt wheels (711) and conveying wheels (714), the extrusion rollers (71) are symmetrically arranged between the side plates (2), two ends of each extrusion roller (71) are respectively and rotatably connected with the corresponding side plate (2) through bearings, the output end of the servo motor (5) is fixedly connected with one end of the adjacent extrusion roller (71), the rotating shaft (72), the guide wheels (74) and the driving shaft (75) are arranged between the side plates (2), two ends of each rotating shaft (72), the guide wheels (74) and the driving shaft (75) are respectively and rotatably connected with the corresponding side plate (2) through bearings, the output end of the alternating current motor (6) is fixedly connected with one end corresponding to the guide wheels (74), the pivot (72) outside is cup jointed and is fixed with extrusion wheel (73), drive shaft (75) outside is cup jointed and is fixed with and holds take-up pulley (76), equidistance symmetry fixedly connected with connecting plate (77) between curb plate (2), equal symmetry is rotated through the bearing between connecting plate (77) and is connected with drive wheel (78), square board (79) of symmetry fixedly connected with between curb plate (2), the equidistance symmetry is rotated through the bearing between square board (79) and is connected with extrusion wheel (711), the equidistance is equipped with delivery wheel (714) between curb plate (2), delivery wheel (714) both ends are equallyd divide and are do not rotated through bearing and curb plate (2) that correspond and are connected.

3. The intelligent production equipment for stainless steel pipe machining according to claim 1, characterized in that: welding set (8) are including mount (81), bonding tool (82), axis of rotation (83), friction roller (84), shower nozzle (85) and water tank (86), curb plate (2) inner wall fixedly connected with mount (81) of bottom plate (1) top one side, the inside fixed mounting of mount (81) has bonding tool (82), backup pad (10) top fixedly connected with water tank (86), backup pad (10) bottom fixedly connected with shower nozzle (85), backup pad (10) bottom one side is equipped with axis of rotation (83), axis of rotation (83) both ends are rotated with curb plate (2) that correspond through the bearing respectively and are connected, axis of rotation (83) outside is cup jointed and is fixed with friction roller (84).

4. The intelligent production equipment for stainless steel pipe machining according to claim 1, characterized in that: the cutting device (9) comprises guide rails (91), linear motors (92), supporting blocks (93), strip-shaped rods (94), guide rods (95), polishing rollers (96), push rod motors (97), a top plate (98), a driving motor (99), cutting pieces (910), guide blocks (911), square grooves (912) and longitudinal shafts (913), the top of the bottom rod (11) is fixedly connected with the guide rails (91), the outer sides of the guide rails (91) are slidably connected with the linear motors (92), the top of each linear motor (92) is fixedly connected with the supporting blocks (93), the top plate (98) is arranged above the supporting table (3), the guide rods (95) are symmetrically slidably inserted at the bottoms of the supporting blocks (93), the top ends of the guide rods (95) are fixedly connected with the top plate (98), the strip-shaped rods (94) are arranged below the supporting blocks (93), the utility model discloses a polishing roller, including guide bar (95), push rod motor (97), output fixed mounting have a drive motor (99), the output fixedly connected with cutting piece (910) of drive motor (99), supporting bench (3) top has been seted up square groove (912), square groove (912) inside is equipped with longitudinal axis (913), both ends of longitudinal axis (913) are rotated through the both sides inner wall that bearing and square groove (912) correspond respectively and are connected, square groove (912) outside cup joints and is fixed with polishing roller (96).

5. The intelligent production equipment for stainless steel pipe machining according to claim 2, characterized in that: conveying wheel (714) one end all cup joints and is fixed with driving pulley (710), driving pulley (710) outside all is connected through belt drive, bottom plate (1) top one side curb plate (2) outer wall fixed mounting has driving motor (712), the output of driving motor (712) and the one end fixed connection who corresponds conveying wheel (714).

6. The intelligent production equipment for stainless steel pipe machining according to claim 2, characterized in that: one end of each of the squeezing roller (71), the rotating shaft (72) and the guide wheel (74) is fixedly sleeved with a driving gear (713), and adjacent driving gears (713) on one side of the top of the bottom plate (1) are in meshed connection.

7. The intelligent production equipment for stainless steel pipe machining according to claim 1, characterized in that: one side of the bottom plate (1) is provided with a containing box (12).

8. An intelligent production system for stainless steel pipe machining, characterized by comprising the intelligent production equipment for stainless steel pipe machining according to any one of claims 1 to 7, wherein the intelligent production equipment for stainless steel pipe machining comprises an extrusion device (7), a welding device (8) and a cutting device (9), the extrusion device (7) is arranged in front of the welding device (8), and the cutting device (9) is arranged behind the welding device (8).

Technical Field

The invention relates to the technical field of stainless steel pipe production and processing, in particular to an intelligent production system and intelligent production equipment for stainless steel pipe processing.

Background

The stainless steel pipe is a hollow long-strip cylindrical steel, the application range of the stainless steel pipe is used as a pipeline for conveying fluid, and the stainless steel pipe is mainly widely used for industrial conveying pipelines such as petroleum, chemical engineering, medical treatment, food, light industry, mechanical instruments and the like, mechanical structural parts and the like, and the stainless steel pipe is classified as follows: stainless steel seamless steel pipes and stainless steel welded steel pipes (seamed steel pipes) are two basic categories. The stainless steel pipe is made of acid-resistant and heat-resistant steel billets and is formed by heating, perforating, sizing, hot rolling and cutting, and a common stainless steel plate or steel belt is welded after being curled and formed by a machine set and a die.

During the production and processing of stainless steel pipes, steel blanks need to be rolled, the steel blanks are extruded and bent to form, welding needs to be carried out at the connecting parts after bending, inconvenience is brought to processing, welding slag, protrusions and the like are easily generated on the surfaces of the welded stainless steel pipes, flaws exist on the surfaces of the produced stainless steel pipes, and use is influenced.

Disclosure of Invention

The invention aims to provide an intelligent production system and intelligent production equipment for stainless steel pipe processing, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a stainless steel pipe machining intelligence production facility, includes bottom plate, curb plate, brace table, supporting leg, servo motor, AC motor, backup pad and sill bar, the equal fixed connection in bottom plate top both sides has connect the curb plate, bottom plate one side is equipped with a brace table, the equal equidistance fixedly connected with supporting leg in bottom plate and brace table bottom both sides, the curb plate outer wall fixed mounting of bottom plate top one side has servo motor and AC motor, the bottom plate top is equipped with the backup pad, backup pad bottom both sides respectively with the curb plate fixed connection who corresponds, brace table top one side symmetry fixedly connected with sill bar, extrusion device and welding set are installed at the bottom plate top, cutting device is installed at the brace table top.

Preferably, the extrusion device comprises extrusion rollers, a rotating shaft, extrusion wheels, guide wheels, a driving shaft, a receiving wheel, a connecting plate, a driving wheel, a square plate, an extrusion belt wheel and a conveying wheel, the extrusion rollers are symmetrically arranged between the side plates, two ends of each extrusion roller are respectively and rotatably connected with the corresponding side plate through bearings, the output end of a servo motor is fixedly connected with one end of the adjacent extrusion roller, the rotating shaft, the guide wheels and the driving shaft are arranged between the side plates, two ends of each rotating shaft, the guide wheels and the driving shaft are respectively and rotatably connected with the corresponding side plates through bearings, the output end of an alternating current motor is fixedly connected with one end of each guide wheel, the extrusion wheels are fixedly sleeved outside the rotating shaft, the receiving wheels are fixedly sleeved outside the driving shaft, the connecting plates are symmetrically and fixedly connected with the connecting plates at equal intervals, the driving wheels are rotatably connected between the connecting plates through bearings, the utility model discloses a lateral plate, including curb plate, equidistance symmetry between the curb plate, the curb plate is connected with extrusion pinch roller through the bearing rotation between the square board, the equidistance is equipped with the delivery wheel between the curb plate, the delivery wheel both ends are equallyd divide and are do not rotated through bearing and the curb plate that corresponds and be connected.

Preferably, welding set includes mount, bonding tool, axis of rotation, friction roller, shower nozzle and water tank, the curb plate inner wall fixedly connected with mount of bottom plate top one side, the inside fixed mounting of mount has the bonding tool, backup pad top fixedly connected with water tank, backup pad bottom fixedly connected with shower nozzle, backup pad bottom one side is equipped with the axis of rotation, the axis of rotation both ends are rotated with the curb plate that corresponds through the bearing respectively and are connected, the axis of rotation outside cup joints and is fixed with the friction roller.

Preferably, the cutting device comprises guide rails, linear motors, support blocks, strip-shaped rods, guide rods, polishing rollers, push rod motors, a top plate, a driving motor, cutting blades, guide blocks, square grooves and a longitudinal shaft, the guide rails are fixedly connected to the tops of the bottom rods, the linear motors are slidably connected to the outer sides of the guide rails, the support blocks are fixedly connected to the tops of the linear motors, the top plate is arranged above the support table, the guide rods are symmetrically and slidably inserted into the bottoms of the support blocks, the top ends of the guide rods are fixedly connected with the top plate, the strip-shaped rods are arranged below the support blocks, the bottom ends of the guide rods are fixedly connected with the corresponding strip-shaped rods, the push rod motors are fixedly mounted at the tops of the push rod motors, the output ends of the push rod motors are fixedly connected with the corresponding support blocks, and the driving motor is fixedly mounted at the tops of the top plates, the output fixedly connected with cutting disc of driving motor, square groove has been seted up at the brace table top, square inslot portion is equipped with the longitudinal axis, the both sides inner wall that the longitudinal axis both ends correspond with square groove through the bearing respectively rotates and is connected, the square groove outside cup joints and is fixed with the burnishing roll.

Preferably, the conveying wheel one end all cup joints and is fixed with the driving pulley, the driving pulley outside all is connected through belt transmission, bottom plate top one side curb plate outer wall fixed mounting has driving motor, driving motor's output and the one end fixed connection who corresponds the conveying wheel.

Preferably, one end of each of the squeeze roller, the rotating shaft and the guide wheel is fixedly sleeved with a driving gear, and adjacent driving gears on one side of the top of the bottom plate are connected in a meshed mode.

Preferably, one side of the bottom plate is provided with a storage box.

The invention provides an intelligent production system for stainless steel pipe machining, which comprises the intelligent production equipment for stainless steel pipe machining according to any one of the technical schemes, wherein the intelligent production equipment for stainless steel pipe machining comprises an extrusion device, a welding device and a cutting device, the extrusion device is arranged in front of the welding device, and the cutting device is arranged behind the welding device.

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

1. according to the invention, the steel billet can be gradually extruded into a round tube shape in a gradual bending and extruding mode in the production process of the stainless steel tube through the extruding device, so that the stainless steel tube can be more simple, convenient and fast in the production process.

2. According to the invention, the welding device can be used for welding the extruded gap on the surface of the stainless steel pipe in the conveying process, and the surface is polished and leveled by the friction roller 84 even if the stainless steel pipe is cooled after welding, so that the qualified rate of the stainless steel pipe is improved.

3. According to the invention, the processed stainless steel pipe can be cut through the cutting device, so that the stainless steel pipe can be conveniently divided according to requirements, and the surface of the stainless steel pipe can be polished for the second time during the division, so that the surface of the stainless steel pipe is glossier and smoother.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is a schematic view of the extrusion apparatus of the present invention;

FIG. 3 is a schematic view of a welding apparatus according to the present invention;

FIG. 4 is a schematic view of the structure of the side plate of the present invention;

FIG. 5 is a schematic view of a cutting mechanism according to the present invention;

FIG. 6 is a schematic view of a top structure of a support table according to the present invention.

In the figure: 1. a base plate; 2. a side plate; 3. a support table; 4. supporting legs; 5. a servo motor; 6. an alternating current motor; 7. an extrusion device; 8. a welding device; 9. a cutting device; 10. a support plate; 11. a bottom bar; 12. a storage box; 71. a squeeze roll; 72. a rotating shaft; 73. an extrusion wheel; 74. a guide wheel; 75. a drive shaft; 76. a receiving wheel; 77. a connecting plate; 78. a driving wheel; 79. a square plate; 710. a drive pulley; 711. extruding a belt pulley; 712. a drive motor; 713. a drive gear; 714. a delivery wheel; 81. a fixed mount; 82. a welding head; 83. a rotating shaft; 84. a rubbing roller; 85. a spray head; 86. a water tank; 91. a guide rail; 92. a linear motor; 93. a support block; 94. a bar-shaped rod; 95. a guide bar; 96. a polishing roll; 97. a push rod motor; 98. a top plate; 99. a drive motor; 910. cutting the slices; 911. a guide block; 912. a square groove; 913. a longitudinal axis.

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.

Referring to fig. 1 and 2, the intelligent production equipment for stainless steel pipe processing in the figure comprises a bottom plate 1, a side plate 2, a support table 3, support legs 4, a servo motor 5, an alternating current motor 6, a support plate 10 and a bottom rod 11, the two sides of the top of the bottom plate 1 are fixedly connected with side plates 2, one side of the bottom plate 1 is provided with a support table 3, support legs 4 are fixedly connected with the two sides of the bottoms of the bottom plate 1 and the support table 3 at equal intervals, a servo motor 5 and an alternating current motor 6 are fixedly arranged on the outer wall of the side plate 2 at one side of the top of the bottom plate 1, a supporting plate 10 is arranged above the bottom plate 1, two sides of the bottom of the supporting plate 10 are respectively fixedly connected with the corresponding side plates 2, supporting bench 3 top one side symmetry fixedly connected with sill bar 11, extrusion device 7 and welding set 8 are installed at bottom plate 1 top, cutting device 9 is installed at supporting bench 3 top.

Can be through progressively bending the extruded mode in stainless steel pipe production process through extrusion device 7, gradually extrude the billet into the pipe form, it can be more simple and easy convenient to let the stainless steel pipe in production process, through welding set 8, can be at the in-process of carrying, let the extruded gap on the surface of stainless steel pipe weld, even cooling down after the welding, it levels to polish through friction roller 84 with the surface, improve the qualification rate of stainless steel pipe, can cut the stainless steel pipe that processes through cutting device 9, conveniently cut apart the stainless steel pipe according to the demand, and can also carry out secondary burnishing and polishing to stainless steel pipe surface when cutting apart, let stainless steel pipe surface more glossy, it is more smooth.

Referring to fig. 2, 3 and 4, the extrusion device 7 includes extrusion rollers 71, a rotating shaft 72, extrusion wheels 73, guide wheels 74, a driving shaft 75, a receiving wheel 76, a connecting plate 77, a driving wheel 78, a square plate 79, extrusion pulleys 711 and a conveying wheel 714, the extrusion rollers 71 are symmetrically disposed between the side plates 2, two ends of each extrusion roller 71 are rotatably connected with the corresponding side plate 2 through bearings, an output end of the servo motor 5 is fixedly connected with one end of the adjacent extrusion roller 71, the rotating shaft 72, the guide wheels 74 and the driving shaft 75 are disposed between the side plates 2, two ends of each rotating shaft 72, each guide wheel 74 and the driving shaft 75 are rotatably connected with the corresponding side plate 2 through bearings, an output end of the ac motor 6 is fixedly connected with one corresponding end of each guide wheel 74, the extrusion wheels 73 are fixedly sleeved on the outer side of the rotating shaft 72, the receiving wheel 76 is fixedly sleeved on the outer side of the driving shaft 75, equidistance symmetry fixedly connected with connecting plate 77 between curb plate 2, equal symmetry is rotated through the bearing between the connecting plate 77 and is connected with drive wheel 78, symmetrical fixedly connected with square board 79 between curb plate 2, the equidistance symmetry is rotated through the bearing and is connected with extrusion pinch roller 711 between square board 79, the equidistance is equipped with delivery wheel 714 between the curb plate 2, delivery wheel 714 both ends are equallyd divide and are do not rotated through bearing and the curb plate 2 that corresponds and be connected.

The extrusion roller 71 rotates under the drive of the servo motor 5 to inwardly roll and convey the steel billet, two sides of the steel billet gradually tilt and bend upwards through the grooves on the transmission wheel 78, the extrusion wheel 73 bends the middle part of the steel billet again under the drive of the alternating current motor 6, and the steel billet is slowly extruded into a round pipe shape in the conveying process under the matching of the transmission wheel 78 and the extrusion belt wheel 711 which are sequentially close to each other.

Referring to fig. 2, 3 and 4, the welding device 8 includes a fixing frame 81, a welding head 82, a rotating shaft 83, a friction roller 84, a nozzle 85 and a water tank 86, the fixing frame 81 is fixedly connected to the inner wall of the side plate 2 on one side of the top of the bottom plate 1, the welding head 82 is fixedly mounted inside the fixing frame 81, the water tank 86 is fixedly connected to the top of the support plate 10, the nozzle 85 is fixedly connected to the bottom of the support plate 10, the rotating shaft 83 is arranged on one side of the bottom of the support plate 10, two ends of the rotating shaft 83 are respectively rotatably connected to the corresponding side plates 2 through bearings, and the friction roller 84 is fixedly sleeved on the outer side of the rotating shaft 83.

When the extruded steel billet in a circular tube shape passes through the fixed frame 81, the welding head 82 is used for welding and fixing the gap of the steel billet, the spray head 85 is used for spraying to cool the welded surface, and then the friction roller 84 on the transmission shaft 83 can be driven by the motor to polish the welded part on the surface of the steel pipe to remove the bulge, the welding slag and the like.

Referring to fig. 5 and 6, the cutting device 9 includes a guide rail 91, a linear motor 92, a support block 93, a bar-shaped rod 94, a guide rod 95, a polishing roller 96, a push rod motor 97, a top plate 98, a driving motor 99, a cutting blade 910, a guide block 911, a square groove 912 and a longitudinal shaft 913, the top of the bottom rod 11 is fixedly connected with the guide rail 91, the outer side of the guide rail 91 is slidably connected with the linear motor 92, the top of the linear motor 92 is fixedly connected with the support block 93, the top plate 98 is arranged above the support table 3, the guide rods 95 are symmetrically slidably inserted at the bottom of the support block 93, the top ends of the guide rods 95 are fixedly connected with the top plate 98, the bar-shaped rods 94 are arranged below the support block 93, the bottom ends of the guide rods 95 are fixedly connected with the corresponding bar-shaped rods 94, the top of the push rod motor 97 is fixedly installed at the top of the push rod motor 97, the output ends of the push rod motor 97 are fixedly connected with the corresponding support blocks 93, the top of the top plate 98 is fixedly provided with a driving motor 99, the output end of the driving motor 99 is fixedly connected with a cutting blade 910, the top of the supporting table 3 is provided with a square groove 912, a longitudinal shaft 913 is arranged inside the square groove 912, two ends of the longitudinal shaft 913 are respectively connected with the inner walls of two sides corresponding to the square groove 912 through bearings in a rotating manner, and the polishing roller 96 is fixedly sleeved on the outer side of the square groove 912.

When the steel pipe of carrying has arrived guide block 911 on, when length is suitable for cutting, push rod motor 97 drives roof 98 and descends, let cutting piece 910 that driving motor 99 drove cut the steel pipe, in the cutting, linear motor 92 can drive cutting piece 910 on the roof 98 and follow up the steel pipe synchronous motion that the person carried, let the steel pipe can carry the limit to cut, the burnishing roll 96 in the longitudinal axis 913 outside can be under the drive of motor when the steel pipe is carried, carry out secondary burnishing and polishing to the steel pipe, it is protruding to get rid of the steel pipe surface, welding slag etc..

Referring to fig. 3 and 4, one end of each conveying wheel 714 is fixedly sleeved with a driving pulley 710, the outer sides of the driving pulleys 710 are connected through belt transmission, a driving motor 712 is fixedly mounted on the outer wall of the side plate 2 on one side of the top of the bottom plate 1, the output end of the driving motor 712 is fixedly connected with one end of the corresponding conveying wheel 714, the plurality of conveying wheels 714 synchronously rotate under the driving of the belt, and the steel pipes are conveyed and transported to be processed at each part in sequence.

Referring to fig. 3 and 4, one end of each of the squeeze rollers 71, the rotating shaft 72 and the guide wheel 74 is fixedly sleeved with a driving gear 713, the adjacent driving gears 713 on one side of the top of the bottom plate 1 are meshed and connected, so that the two squeeze rollers 71 can rotate synchronously with each other to perform rolling, and the rotating shaft 72 and the guide wheel 74 rotate with each other to convey the steel pipe.

Referring to fig. 1 and 2, a storage box 12 is disposed at one side of the bottom plate 1 for conveniently storing wastewater.

Referring to fig. 1 and 2, the intelligent production system for stainless steel pipe processing provided by the present invention includes the above intelligent production equipment for stainless steel pipe processing, the intelligent production equipment for stainless steel pipe processing includes an extrusion device 7, a welding device 8 and a cutting device 9, the extrusion device 7 is disposed in front of the welding device 8, and the cutting device 9 is disposed behind the welding device 8.

The working principle is as follows: the extrusion roller 71 rotates under the drive of the servo motor 5, the steel blank is rolled and conveyed inwards, two sides of the steel blank gradually tilt and bend upwards through the grooves on the transmission wheel 78, then the extrusion wheel 73 bends the middle part of the steel blank under the drive of the alternating current motor 6, the steel blank is slowly extruded into a round pipe shape in the conveying process through the matching of the transmission wheel 78 and the extrusion pinch wheel 711 which are sequentially close, the gap of the steel blank is welded and fixed through the welding head 82 when the steel blank extruded into the round pipe shape passes through the fixing frame 81, the welded surface is cooled through the spraying of the spray head 85, then the friction roller 84 on the transmission shaft 83 can be driven by the motor to polish the surface welding position of the steel pipe and remove bulges, welding slag and the like, when the conveyed steel pipe reaches the guide block 911 and is cut to a proper length, the push rod motor 97 drives the top plate 98 to descend, the cutting blade 910 driven by the driving motor 99 is used for cutting the steel pipe, while cutting, the linear motor 92 is used for driving the cutting blade 910 on the top plate 98 to move synchronously with the steel pipe conveyed by a user, so that the steel pipe can be cut while conveying, while conveying the steel pipe, the polishing roller 96 outside the longitudinal shaft 913 can be driven by the motor to polish and polish the steel pipe for the second time, so as to remove the surface bulge, welding slag and the like of the steel pipe, the extrusion device 7 can gradually bend and extrude the steel blank into a round pipe shape in the production process of the stainless steel pipe, so that the production process of the stainless steel pipe can be simpler and more convenient, the welding device 8 can weld the extruded gap on the surface of the stainless steel pipe in the conveying process, even cooling after welding is carried out, the surface is polished and leveled through the friction roller 84, and the qualification rate of the stainless steel pipe is improved, can cut the stainless steel pipe that processes through cutting device 9, conveniently cut apart the stainless steel pipe as required, and can also carry out secondary burnishing and polishing to stainless steel pipe surface when cutting apart, let stainless steel pipe surface more glossy, more smooth.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.