CN111266472B

CN111266472B - Automatic processing machinery for manufacturing steel structure truss by stainless steel pipe

Info

Publication number: CN111266472B
Application number: CN202010116249.4A
Authority: CN
Inventors: 潘岳燕; 熊芳
Original assignee: Jilin Province Dragon Jushan Steel Structure Engineering Co ltd
Current assignee: Jilin Province Dragon Jushan Steel Structure Engineering Co ltd
Priority date: 2020-02-25
Filing date: 2020-02-25
Publication date: 2021-08-10
Anticipated expiration: 2040-02-25
Also published as: CN111266472A

Abstract

The invention relates to an automatic processing machine for manufacturing a steel structure truss by a stainless steel pipe, which comprises a base, an automatic feeding mechanism arranged on the base, a displacement mechanism arranged on the base, a clamping and supporting platform arranged on the displacement mechanism and used for supporting the clamping steel pipe, two fine adjustment mechanisms arranged in a mirror image manner and fixedly arranged on the base, two centering mechanisms and two correcting mechanisms arranged in a mirror image manner, wherein the automatic feeding mechanism is arranged on the base; the machine provided by the invention can realize complete automatic processing operation and synchronous forming processing of two ends of a steel pipe by the mutual matching of the automatic feeding mechanism, the displacement mechanism, the clamping bearing platform, the fine adjustment mechanism, the centering mechanism and the correction mechanism, has high automation degree, greatly improves the efficiency and greatly reduces the labor intensity compared with the traditional semi-automatic manual processing mode.

Description

Automatic processing machinery for manufacturing steel structure truss by stainless steel pipe

Technical Field

The invention relates to the technical field of steel structure processing, and particularly provides an automatic processing machine for manufacturing a steel structure truss by using a stainless steel pipe.

Background

The truss is a lattice structure formed by connecting rod pieces at the end parts, and the pipe truss is a structure in which the rod pieces are all round pipe rod pieces. The truss members provide an economical material for the truss structure, provide a light weight structure, and are easily configured in various configurations to accommodate different uses, such as simple trusses, arches, frames, towers, and the like. In recent years, with the continuous increase of steel output in China, pipe trusses are widely used, the proportion of the pipe trusses in buildings is larger, and industrial equipment platform production lines such as industrial plants and automobiles, logistics storage, public building gymnasiums, business clubs, high-speed rail platforms, subway platforms, high-rise business buildings and the like are widely applied. The steel pipe structure also makes a great breakthrough. The steel pipe structure has the greatest advantage that the functional requirements, the sensory requirements and the economic benefit requirements of people on buildings can be perfectly combined.

The pipe truss structure mainly comprises main supporting steel pipes and structural steel pipes, and the pipe truss generally needs to be manufactured and processed in advance according to design and then is transported to a construction site in a unified manner for welding and assembling; in order to ensure the reliability of welding between the structural steel pipe and the main support steel pipe, two methods are generally adopted for processing, wherein one method is to cut the end part of the structural steel pipe into a profile structure meshed with the main support steel pipe, and the other method is to drill the main support steel pipe, and then the structural steel pipe is inserted into the hole and then is welded; in the second processing mode, the inserted steel pipe is required to be abutted against the drill hole, so that the end part of the inserted steel pipe needs to be processed in advance, namely, two ends of the steel pipe are flattened to form a certain taper, and the diameter of the steel pipe per se is certainly larger than the size of the inserted drill hole, so that the steel pipe can be abutted against the inserted steel pipe after being inserted.

Based on the problems, the invention provides an automatic processing machine for manufacturing a steel structure truss by using a stainless steel pipe.

Disclosure of Invention

In order to solve the problems, the invention provides an automatic processing machine for manufacturing a steel structure truss by using a stainless steel pipe, which is used for solving the problems in the background art.

In order to achieve the purpose, the invention adopts the following technical scheme to realize the purpose: an automatic processing machine for manufacturing a steel structure truss by a stainless steel pipe comprises a base, an automatic feeding mechanism arranged on the base, a displacement mechanism arranged on the base, a clamping and supporting platform arranged on the displacement mechanism and used for supporting a clamping steel pipe, two fine adjustment mechanisms arranged and fixedly arranged on the base in a mirror image manner, two centering mechanisms and two correcting mechanisms arranged in a mirror image manner, wherein the two fine adjustment mechanisms are arranged in a mirror image manner and comprise an L-shaped guide bottom plate fixedly arranged on the base, two lifting cylinders, a first lifting seat and a second lifting seat, the first lifting seat and the second lifting seat are vertically and slidably arranged on the guide bottom plate, the two lifting cylinders are vertically and fixedly arranged on the guide bottom plate, and the first lifting seat is fixedly connected with the output end of one of the lifting cylinders, the second lifting seat is fixedly connected with the other output end of the lifting cylinder, the two fine adjustment mechanisms are distributed on two sides of the displacement mechanism, and the first lifting seat is located between the automatic feeding mechanism and the second lifting seat, wherein:

the two first lifting seats are correspondingly provided with the centering mechanisms, the two centering mechanisms are arranged on the two first lifting seats in a mirror image opposite mode, each centering mechanism comprises a centering cylinder fixedly installed on the outer side wall of the corresponding first lifting seat, a fixed seat horizontally and slidably installed on the corresponding first lifting seat and a centering cone fixedly installed on the fixed seat, and the fixed seat is fixedly connected with the output end of the corresponding centering cylinder;

the two second lifting seats are correspondingly provided with the correcting mechanisms, the two correcting mechanisms are arranged on the two second lifting seats in a mirror image opposite mode, each correcting mechanism comprises a hand wheel screw rotatably installed on the second lifting seat, a sliding base horizontally and slidably installed on the second lifting seat, an execution cylinder fixedly installed on the outer side wall of the sliding base, an execution motor horizontally and slidably installed on the sliding base and an extrusion correcting claw fixedly installed at the output shaft end of the execution motor, the sliding base is in threaded connection with the hand wheel screw, the execution motor is fixedly connected with the output end of the execution cylinder, the output central shaft of the execution motor and the central shaft of the centering cone are located on the same horizontal plane, and the extrusion correcting claw comprises four claw fingers distributed opposite to the output shaft array of the execution motor, the opening positions of the four claw fingers are positioned right in front, the included angle between each claw finger and the output shaft of the execution motor is 20-40 degrees, and a squeezing roller is arranged on the inner side of each claw finger.

Preferably, the automatic feeding mechanism comprises a supporting hopper fixedly mounted on the base, a driving motor fixedly mounted on the inner side wall of the supporting hopper, a feeding roller horizontally rotatably mounted on the supporting hopper and a transmission belt for transmission, a slope stacking area is arranged at the top end of the supporting hopper, a feeding port is arranged at the lower front position of the slope stacking area of the supporting hopper, the feeding roller is located under the feeding port, a driving belt wheel is arranged on an output shaft of the driving motor, a driven belt wheel is arranged at one side shaft end of the feeding roller, and the driving belt wheel and the driven belt wheel are in transmission connection through the transmission belt.

Preferably, the displacement mechanism comprises a displacement cylinder fixedly mounted on the base, two slide rails fixedly mounted on the base, and two slide plates slidably mounted on the slide rails, wherein the two slide rails are symmetrically distributed about the displacement cylinder, and the slide plates are fixedly connected with the output end of the displacement cylinder.

Preferably, press from both sides tight bearing platform and include fixed mounting and be in electronic revolving stage, fixed mounting that slide central point put the bearing board and two settings of electronic revolving stage upper end are in embrace and press from both sides the mechanism on the bearing board, two embrace to press from both sides the mechanism correspondence and set up and be close to the both ends position of bearing board, it includes two vertical fixed mounting and press from both sides the fixed plate of bearing board upper end, two one-to-one fixed mounting are two die clamping cylinder and two one-to-one fixed mounting on the fixed plate lateral wall press from both sides the splint of embracing of die clamping cylinder output, two the fixed plate is about the central plane symmetric distribution of bearing board, two embrace the splint and be located the inboard of fixed plate.

Preferably, four roller grooves are uniformly distributed on the roller surface of the feeding roller relative to the central shaft of the feeding roller.

Preferably, two arc-shaped bearing grooves are formed in the bearing plate, and the two bearing grooves are correspondingly distributed in the middle of the two holding and clamping mechanisms.

The technical scheme has the following advantages or beneficial effects:

the invention provides an automatic processing machine for manufacturing a steel structure truss by a stainless steel pipe, which can replace manpower to finish automatic conveying of the steel pipe through an automatic feeding mechanism, is convenient to match with automatic rapid processing, can perform corresponding adjustment on steel pipes with different diameters through an arranged fine adjustment mechanism, enables an adjusted centering cone and an extrusion correction claw to be positioned at the height positions capable of aligning two ends of the steel pipe, can finish centering adjustment on the steel pipe through the arranged centering mechanism, enables the steel pipe to finish automatic centering, can realize horizontal supporting and automatic clamping and fixing on the steel pipe through an arranged clamping supporting platform, can drive the steel pipe to finish displacement switching of a centering position and a correction position through a displacement mechanism, can automatically perform end correction and forming on the clamped and fixed steel pipe through the arranged correction mechanism, namely can realize synchronous rapid forming on the end part of the steel pipe under the action of the two extrusion correction claws, in conclusion, the machine provided by the invention can realize complete automatic processing operation and synchronous forming processing of two ends of the steel pipe through the mutual matching of the automatic feeding mechanism, the displacement mechanism, the clamping bearing platform, the fine adjustment mechanism, the centering mechanism and the correction mechanism, has high automation degree, and greatly improves the efficiency and greatly reduces the labor intensity compared with the traditional semi-automatic manual processing mode.

Drawings

The invention and its features, aspects and advantages will become more apparent from reading the following detailed description of non-limiting embodiments with reference to the accompanying drawings. The drawings, in which like numerals refer to like parts throughout the several views and which are not necessarily drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.

FIG. 1 is a schematic perspective view of an automatic processing machine for manufacturing a steel structure truss by using a stainless steel pipe, which is provided by the invention, from one view angle;

FIG. 2 is an enlarged partial schematic view at A of FIG. 1;

FIG. 3 is a schematic perspective view of an automated processing machine for manufacturing steel structure trusses from stainless steel pipes according to the present invention at another viewing angle;

FIG. 4 is a top view of an automatic processing machine for manufacturing a steel structure truss by using a stainless steel pipe, provided by the invention;

fig. 5 is a side view of an automatic processing machine for manufacturing a steel structure truss by using a stainless steel pipe.

In the figure: 1. a base; 2. an automatic feeding mechanism; 21. a material supporting hopper; 211. a slope stockpiling region; 212. a feeding port; 22. a drive motor; 221. a drive pulley; 23. a feed roller; 231. a driven pulley; 232. a roller groove; 24. a transmission belt; 3. a displacement mechanism; 31. a displacement cylinder; 32. a slide rail; 33. a slide plate; 4. clamping the bearing platform; 41. an electric turntable; 42. a support plate; 421. a bearing groove; 43. a clamping mechanism; 431. a fixing plate; 432. a clamping cylinder; 433. clamping plates; 5. a fine adjustment mechanism; 51. a guide base plate; 52. a lifting cylinder; 53. a first lifting seat; 54. a second lifting seat; 6. a centering mechanism; 61. a centering cylinder; 62. a fixed seat; 63. centering the cone; 7. a correction mechanism; 71. a hand wheel screw; 72. a sliding base; 73. an actuating cylinder; 74. an actuator motor; 75. extruding the correcting claws; 751. a claw finger; 7511. and (4) extruding the roller.

Detailed Description

The following detailed description of the embodiments of the present invention will be given with reference to the accompanying drawings for the purpose of providing those skilled in the art with a more complete, accurate and thorough understanding of the concept and technical solution of the present invention, and to facilitate the implementation thereof, but not to limit the present invention.

Referring to the attached drawings 1-5, an automatic processing machine for manufacturing a steel structure truss by a stainless steel pipe comprises a base 1, an automatic feeding mechanism 2 arranged on the base 1, a displacement mechanism 3 arranged on the base 1, a clamping and supporting table 4 arranged on the displacement mechanism 3 and used for supporting and clamping the steel pipe, two fine adjustment mechanisms 5 arranged and fixedly arranged on the base 1 in a mirror image manner, two centering mechanisms 6 and two correcting mechanisms 7 arranged in a mirror image manner, wherein the two fine adjustment mechanisms 5 are arranged in a mirror image manner, each fine adjustment mechanism 5 comprises an L-shaped guide base plate 51 fixedly arranged on the base 1 in a welding manner, two lifting cylinders 52, a first lifting seat 53 and a second lifting seat 54, the first lifting seat 53 and the second lifting seat 54 are vertically and slidably arranged on the guide base plate 51, the two lifting cylinders 52 are vertically and fixedly arranged on the guide base plate 51, the first lifting seat 53 is fixedly connected with the output end of one lifting cylinder 52, the second lifting seat 54 is fixedly connected with the output end of the other lifting cylinder 52, the two fine adjustment mechanisms 5 are distributed at two sides of the displacement mechanism 3, the first lifting seat 53 is positioned between the automatic feeding mechanism 2 and the second lifting seat 54, it should be noted that the central axis of the centering cone 63 and the central axis of the actuating motor 74 (corresponding to the central axis of the extrusion correction claw 75) are positioned at the same horizontal height, because the diameters of different steel pipes are different, the height of the central axis of the steel pipe placed on the supporting plate 42 is correspondingly changed, the centering mechanism 6 and the correction mechanism 7 are both required to be aligned with the centers of two ends of the steel pipe, at this time, the adjustment can be carried out through the fine adjustment mechanisms 5, specifically, the two lifting cylinders 52 drive the first lifting seat 53 and the second lifting seat 54 to ascend or descend, so as to adjust the heights of the centering mechanism 6 and the correction mechanism 7, so that can aim at the both ends of steel pipe after the adjustment, what still need explain in addition, the plane of symmetry of centering mechanism 6 that two mirrors set up coincides with the plane of symmetry of the aligning gear 7 that two mirrors set up, wherein:

the two first lifting seats 53 are correspondingly provided with centering mechanisms 6, the two centering mechanisms 6 are arranged on the two first lifting seats 53 in a mirror image opposite mode, each centering mechanism 6 comprises a centering cylinder 61 fixedly installed on the outer side wall of the corresponding first lifting seat 53 through a bolt, a fixed seat 62 horizontally and slidably installed on the corresponding first lifting seat 53 and a centering cone 63 fixedly installed on the fixed seat 62 through a bolt, and the fixed seat 62 is fixedly connected with the output end of the centering cylinder 61;

the steel pipe is put into the slope windrow district 211 in holding in the palm the hopper 21 at will, consequently fall on the bearing board 42 after not being located two aligning gear 7's central position relatively, consequently two centering mechanism 6 of accessible realize the centre of steel pipe, it is concrete, after automatic feeding mechanism 2 sent the steel pipe downwards and fell on bearing board 42, start two centering cylinder 61, thereby drive two fixing base 62 and move in opposite directions, thereby drive two centering cones 63 and push up the both ends of steel pipe, realized the centering adjustment to the steel pipe, in addition carry out the both ends through two centering cones 63 and push up after being tight to be convenient for press from both sides the steel pipe through embracing clamp mechanism 43 and press from both sides tightly.

The two second lifting seats 54 are correspondingly provided with the correcting mechanisms 7, the two correcting mechanisms 7 are arranged on the two second lifting seats 54 in a mirror image opposite mode, each correcting mechanism 7 comprises a hand wheel screw 71 rotatably installed on the second lifting seat 54, a sliding base 72 horizontally and slidably installed on the second lifting seat 54, an execution cylinder 73 fixedly installed on the outer side wall of the sliding base 72 through bolts, an execution motor 74 horizontally and slidably installed on the sliding base 72 and an extrusion correcting claw 75 fixedly installed at the output shaft end of the execution motor 74, the sliding base 72 is in threaded connection with the hand wheel screw 71, the execution motor 74 is fixedly connected with the output end of the execution cylinder 73, the output central shaft of the execution motor 74 and the central shaft of the centering cone 63 are located on the same horizontal plane, the extrusion correcting claw 75 comprises four claw fingers 751 distributed in an array mode relative to the output shaft of the execution motor 74, and the opening positions of the four claw fingers 751 are located right in front, the fingers 751 are angled at 30 relative to the output shaft of the actuator motor 74, and squeeze rollers 7511 are provided on the inside of each finger 751.

Because the lengths of the steel pipes to be processed are different, and the stroke range of the execution cylinder 73 for pushing the execution motor 74 is fixed, the initial position of the execution motor 74 can be adjusted by rotating the hand wheel screw 71, so as to realize compensation adjustment for the steel pipes with different lengths, after the steel pipes are clamped and fixed on the clamping and supporting platform 4, the steel pipes can be driven to move to the position to be corrected by the displacement mechanism 3, i.e. the steel pipes are located at the position, the two ends of which are aligned with the extrusion correction claws 75, then the two execution motors 74 can be started, so that the execution motors 74 drive the extrusion correction claws 75 to rotate, and then the two execution cylinders 73 are started, so that the two execution cylinders 73 push the two execution motors 74 to move towards each other, so that the two ends of the steel pipes gradually enter the extrusion correction claws 75 at the two sides, and with the continuous sliding of the execution motors 74, the extrusion correction claws 75 extrude the ends of the steel pipes through the extrusion rollers 7511, under the action of the extrusion force, the end part of the steel pipe is flattened to be tapered and contracted, thereby finishing the preset correction molding of the end part of the steel pipe.

Further, the automatic feeding mechanism 2 comprises a supporting hopper 21 fixedly installed on the base 1 in a welding mode, a driving motor 22 fixedly installed on the inner side wall of the supporting hopper 21, a feeding roller 23 horizontally and rotatably installed on the supporting hopper 21 and a transmission belt 24 used for transmission, a slope stacking area 211 is arranged at the top end of the supporting hopper 21, a feeding opening 212 is formed in the lower front position of the supporting hopper 21 in the slope stacking area 211, the feeding roller 23 is located right below the feeding opening 212, a driving belt wheel 221 is arranged on an output shaft of the driving motor 22, a driven belt wheel 231 is arranged at one side shaft end of the feeding roller 23, and the driving belt wheel 221 and the driven belt wheel 231 are in transmission connection through the transmission belt 24.

The automatic feeding mechanism 2 automatically feeds the steel pipes stacked in the supporting hopper 21, specifically, after the displacement mechanism 3 drives the clamping supporting platform 4 to move to a position close to the feeding roller 23, that is, the steel pipes at the position can fall on the supporting plate 42, the driving motor 22 (the driving motor 22 is a stepping motor) drives the driving belt wheel 221 to rotate, the driving belt wheel 221 drives the driven belt wheel 231 to rotate through the driving belt 24, so as to drive the feeding roller 23 to rotate for a quarter of a circle, the steel pipes wrapped in one of the roller grooves 232 send the steel pipes to the clamping supporting platform 4 along with the rotation, and then the automatic feeding of the steel pipes is completed.

Further, the displacement mechanism 3 includes a displacement cylinder 31 fixedly mounted on the base 1 through a bolt, two slide rails 32 fixedly mounted on the base 1, and a sliding plate 33 slidably mounted on the two slide rails 32, wherein the two slide rails 32 are symmetrically distributed about the displacement cylinder 31, and the sliding plate 33 is fixedly connected with an output end of the displacement cylinder 31.

The steel pipe can be moved from the centering position to the correcting position through the displacement mechanism 3, and the steel pipe can shuttle back and forth between the two positions, and particularly the displacement cylinder 31 drives the sliding plate 33 to slide along the sliding rail 32, so that the clamping bearing platform 4 installed on the sliding plate 33 is driven to move along with the sliding plate, and then the position switching of the steel pipe clamped on the clamping bearing platform 4 is realized.

Furthermore, the clamping and supporting platform 4 includes an electric rotating platform 41 fixedly installed at the center of the sliding plate 33 through bolts, a supporting plate 42 fixedly installed at the upper end of the electric rotating platform 41, and two clamping mechanisms 43 arranged on the supporting plate 42, the two clamping mechanisms 43 are correspondingly arranged at the positions close to the two ends of the supporting plate 42, the clamping mechanisms 43 include two fixing plates 431 vertically welded and fixedly installed at the upper end of the supporting plate 42, two clamping cylinders 432 fixedly installed on the outer side walls of the two fixing plates 431 in a one-to-one correspondence manner, and two clamping plates 433 fixedly installed at the output ends of the two clamping cylinders 432 in a one-to-one correspondence manner, the two fixing plates 431 are symmetrically distributed about the center plane of the supporting plate 42, and the two clamping plates 433 are located at the inner sides of the fixing plates 431.

After the steel pipe falls from the automatic feeding mechanism 2, the steel pipe will fall automatically at the central position of the supporting groove 421, in the process of centering and clamping through two centering cylinders 61 in the centering mechanism 6, under the state of clamping at two ends, through starting the clamping cylinder 432, thereby clamping is realized under the clamping of two clamping plates 433, thereby the clamping fixation of the steel pipe will be completed under the clamping of two clamping mechanisms 43, in addition, after the processing of the end part of the steel pipe is completed, the steel pipe can be driven to rotate ninety degrees through the electric turntable 41, thereby the steel pipe can be conveniently taken out after the clamping is loosened.

Furthermore, four roller grooves 232 are uniformly distributed on the roller surface of the feeding roller 23 relative to the central shaft thereof. The roller groove 232 is used for holding the steel pipe, so that the steel pipe is driven by the feed roller 23 to feed.

Furthermore, two arc-shaped supporting grooves 421 are disposed on the supporting plate 42, and the two supporting grooves 421 are correspondingly distributed at the middle position of the two clasping mechanisms 43. It should be noted that, when the clamping and supporting table 4 is driven by the displacement mechanism 3 to move to the centering position, the central axis of the supporting groove 421 and the central axis of the centering cone 63 may be located on the same vertical plane.

Those skilled in the art will appreciate that variations may be implemented by those skilled in the art in combination with the prior art and the above-described embodiments, and will not be described in detail herein. Such variations do not affect the essence of the present invention and are not described herein.

The above description is of the preferred embodiment of the invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; it will be understood by those skilled in the art that various changes and modifications may be made, or equivalents may be modified, without departing from the spirit of the invention. Therefore, any simple modification, equivalent change and modification made to the above embodiments according to the technical essence of the present invention are still within the scope of the protection of the technical solution of the present invention, unless the contents of the technical solution of the present invention are departed.

Claims

1. The utility model provides an automatic processing machinery of stainless steel pipe preparation steel construction truss, is in including base (1), setting autoloading mechanism (2), the setting on base (1) are in displacement mechanism (3), setting on base (1) are in be used for the bearing to press from both sides tight steel pipe clamp holder platform (4), two mirror images setting fixed mounting be in fine adjustment mechanism (5), two aligning gear (6) and the aligning gear (7) that two mirror images set up on base (1), its characterized in that: two fine tuning (5) mirror symmetry sets up, fine tuning (5) including fixed mounting in L shape direction bottom plate (51), two lift cylinders (52), a lift seat (53) and No. two lift seats (54) on base (1), a lift seat (53) with No. two equal vertical slidable mounting of lift seat (54) on direction bottom plate (51), two lift cylinders (52) vertical fixed mounting in on direction bottom plate (51), a lift seat (53) and one of them lift cylinder (52)'s output fixed connection, No. two lift seat (54) and another the output fixed connection of lift cylinder (52), two fine tuning (5) distribute in the both sides of displacement mechanism (3), a lift seat (53) is located autoloading mechanism (2) with No. two lift seat (54), wherein:

the two first lifting seats (53) are correspondingly provided with the centering mechanisms (6), the two centering mechanisms (6) are arranged on the two first lifting seats (53) in a mirror image opposite mode, each centering mechanism (6) comprises a centering cylinder (61) fixedly installed on the outer side wall of each first lifting seat (53), a fixed seat (62) horizontally and slidably installed on each first lifting seat (53) and a centering cone (63) fixedly installed on the fixed seat (62), and the fixed seats (62) are fixedly connected with the output ends of the centering cylinders (61);

the two second lifting seats (54) are correspondingly provided with the correcting mechanisms (7), the two correcting mechanisms (7) are arranged on the two second lifting seats (54) in a mirror image manner, each correcting mechanism (7) comprises a hand wheel screw (71) rotatably installed on the second lifting seat (54), a sliding base (72) horizontally slidably installed on the second lifting seat (54), an execution cylinder (73) fixedly installed on the outer side wall of the sliding base (72), an execution motor (74) horizontally slidably installed on the sliding base (72) and an extrusion correcting claw (75) fixedly installed at the output shaft end of the execution motor (74), the sliding base (72) is in threaded connection with the hand wheel screw (71), and the execution motor (74) is fixedly connected with the output end of the execution cylinder (73), the output central axis of the execution motor (74) and the central axis of the centering cone (63) are positioned on the same horizontal plane, the extrusion correction claw (75) comprises four claw fingers (751) distributed relative to the output shaft array of the execution motor (74), the opening positions of the four claw fingers (751) are positioned right in front, the included angle of the claw fingers (751) relative to the output shaft of the execution motor (74) is 20-40 degrees, and an extrusion roller (7511) is arranged on the inner side of each claw finger (751);

the displacement mechanism (3) comprises a displacement cylinder (31) fixedly mounted on the base (1), two slide rails (32) fixedly mounted on the base (1) and a sliding plate (33) slidably mounted on the two slide rails (32), the two slide rails (32) are symmetrically distributed about the displacement cylinder (31), and the sliding plate (33) is fixedly connected with the output end of the displacement cylinder (31);

the clamping support platform (4) comprises an electric rotary table (41) fixedly arranged at the center of the sliding plate (33), a support plate (42) fixedly arranged at the upper end of the electric rotary table (41) and two clamping mechanisms (43) arranged on the support plate (42), the two clamping mechanisms (43) are correspondingly arranged at the positions close to the two ends of the support plate (42), embrace and press from both sides mechanism (43) including two vertical fixed mounting in fixed plate (431), two one-to-one fixed mounting in two of bearing board (42) upper end die clamping cylinder (432) on fixed plate (431) lateral wall and two one-to-one fixed mounting are in two die clamping plate (433) of die clamping cylinder (432) output, two fixed plate (431) about the central plane symmetric distribution of bearing board (42), two it is located to embrace die clamping plate (433).

2. The automatic processing machinery for manufacturing the steel structure truss by the stainless steel pipe as claimed in claim 1, wherein: the automatic feeding mechanism (2) comprises a material supporting hopper (21) fixedly arranged on the base (1), a driving motor (22) fixedly arranged on the inner side wall of the material supporting hopper (21), a feeding roller (23) horizontally and rotatably arranged on the material supporting hopper (21) and a transmission belt (24) for transmission, a slope stacking area (211) is arranged at the top end of the material supporting hopper (21), a feeding opening (212) is arranged at the lower front position of the slope stacking area (211) of the material supporting hopper (21), the feed roller (23) is positioned right below the feed port (212), a drive belt wheel (221) is arranged on an output shaft of the drive motor (22), and a driven belt wheel (231) is arranged at the shaft end of one side of the feeding roller (23), and the driving belt wheel (221) is in transmission connection with the driven belt wheel (231) through the transmission belt (24).

3. The automatic processing machinery for manufacturing the steel structure truss by the stainless steel pipe as claimed in claim 2, wherein: four roller grooves (232) are uniformly distributed on the roller surface of the feeding roller (23) relative to the central shaft of the feeding roller.

4. The automatic processing machinery for manufacturing the steel structure truss by the stainless steel pipe as claimed in claim 1, wherein: two arc-shaped supporting grooves (421) are arranged on the supporting plate (42), and the two supporting grooves (421) are correspondingly distributed in the middle positions of the two holding and clamping mechanisms (43).