CN113579339B

CN113579339B - Cutting machine is made to stainless steel seamless pipe

Info

Publication number: CN113579339B
Application number: CN202110974504.3A
Authority: CN
Inventors: 冷森梁
Original assignee: Shenzhen Hongxinyang Technology Co ltd
Current assignee: Shenzhen Hongxinyang Technology Co ltd
Priority date: 2021-08-24
Filing date: 2021-08-24
Publication date: 2022-05-17
Anticipated expiration: 2041-08-24
Also published as: CN113579339A

Abstract

The invention relates to a cutting machine for manufacturing a stainless steel seamless tube, which comprises a workbench, a positioning device and a cutting device, a positioning device is fixedly arranged on the workbench, a cutting device is fixedly arranged on the workbench at the rear side of the positioning device, the cutting device comprises a bracket, an electric cylinder, a C-shaped plate, a motor I and a cutting knife, the positioning device comprises a guide groove, a mechanical arm, a clamping frame, a stop block frame, a threaded rod and a rotating handle, the invention positions the pipe fitting through the positioning device, ensures that the cutting part of the pipe fitting is not easy to slide, quickly adjusts the position of the pipe fitting according to the required size, the pipe fitting is cut by the cutting device, the cutter is convenient to replace, the damage of the cutter part has little influence on the cutting effect, therefore, the processing cost is reduced, the time spent on replacing the cutter is reduced, and the processing efficiency of the equipment is improved.

Description

Cutting machine is made to stainless steel seamless pipe

Technical Field

The invention relates to the technical field of stainless steel pipe processing, in particular to a cutting machine for manufacturing a stainless steel seamless pipe.

Background

The stainless steel seamless pipe is a hollow steel pipe which is not easy to rust, is mainly made by perforating steel ingots or solid pipe blanks to form a hollow pipe, and then is made by hot rolling, cold rolling or cold drawing, is mainly used as a pipeline for conveying fluid, and is widely applied to the fields of industrial conveying pipelines, mechanical structural parts and the like of petroleum, chemical industry, medical treatment, food, light industry, mechanical instruments and the like; in order to facilitate the installation and connection of the stainless steel seamless pipe, the hollow steel pipe with proper length needs to be cut, and in the cutting process, the surface of the hollow steel pipe is seamless and smooth, so that the steel pipe is easy to slide in the cutting process, the cutting tool is greatly abraded, the surface of the cutting tool is easily damaged, the tool needs to be frequently replaced, the processing cost is increased, and the cutting efficiency of the stainless steel seamless pipe is influenced.

Disclosure of Invention

In order to solve the technical problem, the invention provides a cutting machine for manufacturing a stainless steel seamless tube.

The utility model provides a cutting machine is made to stainless steel seamless pipe, includes workstation, positioner and cutting device, fixed mounting has positioner on the workstation, and the last and rear side fixed mounting that is located positioner of workstation has cutting device.

The positioning device comprises a guide piece groove, a mechanical arm, a clamping frame, a stop block frame, a threaded rod and a rotating handle, the guide piece groove is fixedly arranged on the workbench, the mechanical arm is fixedly arranged on the upper end surface of the left side of the workbench, the clamping frame is fixedly arranged on the lower end surface of the mechanical arm, the clamping frame is fixedly arranged on the right side of the guide piece groove, the stop block frame is connected with the upper end surface of the right side of the workbench in a sliding fit manner, the threaded rod is connected with the middle part of the workbench in a rotating connection manner, the threaded rod is connected with the stop block frame in a threaded connection manner, and the rotating handle is fixedly arranged on the right end surface of the threaded rod; at first, the threaded rod is driven to rotate through the rotating handle as required, so that the stop block frame is driven to move in the horizontal direction, the distance between the stop block frame and the clamping frame is the same as the size of a workpiece to be machined, the pipe to be machined is supported and guided through the guide piece groove at the moment, and meanwhile, the clamping frame is driven by the mechanical arm to clamp and position the pipe, so that the pipe is driven to move rightwards, the right end face of the pipe to be machined is in close contact with the stop block frame, and the clamping frame is adjusted to clamp a cutting part on the pipe.

The cutting device comprises a support, an electric cylinder, a C-shaped plate, a first motor and a cutting knife, the support is fixedly arranged on the workbench and positioned at the rear side of the positioning device, the electric cylinder is fixedly arranged on the upper end surface of the support, the C-shaped plate is fixedly arranged on the lower end surface of the electric cylinder, the first motor is fixedly arranged on the right end surface of the C-shaped plate through a motor base, and the cutting knife is fixedly arranged on an output shaft of the first motor through a coupler; fix electric cylinder through the support, after the pipe fitting is pressed from both sides tightly by the clamping frame, drive C shaped plate downstream through electric cylinder, a motor drives the cutting knife simultaneously and rotates, until the pipe fitting is cut completely.

The first preferred technical scheme is as follows: a blanking hole is formed in the workbench and located on the lower side of the clamping frame, a collecting tank is clamped at the lower end of the blanking hole, a sliding groove plate is fixedly mounted on the upper end face of the right side of the workbench, a cross-shaped long groove is formed in the middle of the sliding groove plate, a rolling column is uniformly and rotatably connected to the inner end face of the cross-shaped long groove through a pin shaft, and the cross-shaped long groove is connected with the stop block frame in a sliding fit manner; the scraps at the cutting positions of the pipe fittings are collected through the collecting groove, the friction force between the sliding groove plate and the stop block frame is reduced through the rolling column, and meanwhile, the stop block frame is positioned and guided through the sliding groove plate.

The preferred technical scheme is as follows: the guide piece groove comprises an arc-shaped long plate, a rubber plate, a cylindrical spring, fan-shaped blocks and rubber blocks, the arc-shaped long plate is fixedly installed on the workbench, the rubber plate is fixedly installed on the inner end face of the arc-shaped long plate, the cylindrical spring is uniformly and fixedly installed on the inner end face of the arc-shaped long plate along the circumferential direction of the inner end face, the fan-shaped blocks are fixedly installed at the tail ends of the cylindrical springs, and the rubber blocks are fixedly installed on the inner end faces of the fan-shaped blocks; the rubber plate on the arc-shaped long plate prevents the rubber plate from being scratched in the moving process of the pipe fitting, and the rubber blocks on the fan-shaped blocks are in close contact with the outer end face of the pipe fitting through the elasticity of the cylindrical spring.

The preferred technical scheme is three: the clamping frame comprises a T-shaped block, an electric telescopic rod, a fastening block and sucker plates, the T-shaped block is fixedly mounted on the lower end face of the mechanical arm, electric telescopic rods are fixedly mounted on the front end face and the rear end face of the lower side of the T-shaped block, the fastening block is fixedly mounted at the tail end of the electric telescopic rod, the sucker plates are fixedly mounted on the opposite end faces of the fastening blocks on the front side and the rear side, a plurality of suckers are fixedly mounted on the opposite end faces of the sucker plates on the front side and the rear side, and the suckers are distributed along an arc shape; fix electric telescopic handle through the T-shaped piece, the fastening block of both sides moves to the outer terminal surface of pipe fitting around driving through electric telescopic handle, utilizes the sucking disc board further to fix the pipe fitting, adsorbs the outer terminal surface of pipe fitting arc through the sucking disc of arranging along the arc.

The preferable technical scheme is four: the clamping frame comprises right-angle plates, two-way screws, linkage rods, control rods, clamping blocks and sponge blocks, the right-angle plates are fixedly mounted at the front end and the rear end of the right side of the guide piece groove, the two-way screws are symmetrically connected with the left side and the right side of the right-angle plates in a rotating connection mode and penetrate through the right-angle plates at the front side and the rear side of the two-way screws, threaded grooves with opposite rotating directions are symmetrically formed in the front side and the rear side of the two-way screws, the linkage rods are rotatably connected between the front end faces of the two-way screws at the left side and the right side through hinge pins and are close to the edges of the two-way screws, the control rods are fixedly mounted in the middle of the rear ends of the two-way screws at the right side, the clamping blocks at the front side and the rear side are connected with the clamping blocks in a threaded connection mode, and the sponge blocks are fixedly mounted on the opposite end faces of the clamping blocks at the front side and the rear side; the bidirectional screw rods are positioned through the right-angle plate, and the bidirectional screw rods on the left side and the right side are driven to rotate simultaneously through the rotating control rod, so that the front and rear clamping blocks on the two sides move oppositely until the sponge blocks are in close contact with the pipe fittings.

The preferred technical scheme is five: the stop block frame comprises a sliding block, an arc-shaped plate, an electromagnetic plate, a return spring, a moving block, an arch-shaped block and a magnetic suction plate, the upper end surface of the right side of the workbench is connected with the sliding block in a sliding fit mode, the upper end surface of the sliding block is fixedly provided with the arc-shaped plate, the middle part of the arc-shaped plate is provided with a material through hole, the electromagnetic plate is fixedly arranged on the sliding block and positioned at the lower side of the material through hole, the return spring is fixedly arranged on the upper end surfaces of the front side and the rear side in the material through hole, the moving block is fixedly arranged on the upper end surface of the return spring, the moving block is connected with the arc-shaped plate in a sliding fit mode, the arch-shaped block is fixedly arranged between the moving blocks on the front side and the rear side, and the magnetic suction plate is fixedly arranged on the lower end surface of the arch-shaped block; fix the arc-shaped plate through the sliding block, at first, switch on the electromagnetic plate, thereby make the magnetic attraction plate on the arch-shaped block downstream under magnetic force's drive, attract mutually with the electromagnetic plate until the magnetic attraction plate, thereby fix a position pipe fitting right-hand member face, after the pipe fitting is cut, cut off the power supply to the electromagnetic plate, thereby make the arch-shaped block reply to the original state under the drive of answer spring, when left pipe fitting moves right, the pipe fitting promotes the work piece, make the work piece smoothly pass through the logical material through-hole on the arc-shaped plate, finally break away from with equipment, motion trail through the movable block in the reply process of arch-shaped block limits.

The preferred technical scheme is six: the C-shaped plate comprises a plate body, a cleaning brush plate, straightening blocks, an extrusion spring, arc-shaped blocks and grinding balls, wherein the plate body is fixedly installed on the lower end face of the electric cylinder; fix the clearance brush board through the plate body, clear up the piece on cutting knife surface through the clearance brush board, make ball of polishing and cutting knife in close contact with on the arc piece through extrusion spring's elasticity, polish the cutting knife through the ball of polishing to guarantee the smooth degree on cutting knife surface.

The preferred technical scheme is seven: the outer end face of the cutting knife is uniformly provided with a knife blade along the circumferential direction through screws, and the outer end face of the knife blade is coated with a diamond coating; the blade of installing through the screw is convenient for change damaged blade, improves the hardness of blade through diamond coating to improve the machining efficiency of cutting knife, improve its life simultaneously.

The invention has the following beneficial effects: 1. according to the cutting machine for manufacturing the stainless steel seamless pipe, the pipe fitting is positioned through the positioning device, the cutting position of the pipe fitting is enabled not to slide easily, the position of the pipe fitting is adjusted rapidly according to the required size, the pipe fitting is cut through the cutting device, the cutter is convenient to replace, the influence of the damage of the cutter on the cutting effect is small, the machining cost is reduced, the time spent on replacing the cutter is reduced, and the machining efficiency of equipment is improved.

2. The positioning device provided by the invention positions the bidirectional screws through the right-angle plate, and the bidirectional screws on the left side and the right side are driven to rotate simultaneously by rotating the control rod, so that the clamping blocks on the front side and the rear side are driven to move oppositely until the sponge blocks are in close contact with the pipe fittings.

3. The positioning device provided by the invention fixes the arc-shaped plate through the sliding block, controls the vertical displacement of the arch-shaped block through the electromagnetic plate, thereby controlling whether the pipe fitting can move rightwards or not, facilitating the adjustment of the cutting length of the pipe fitting, facilitating the separation of the pipe fitting from equipment, and limiting the movement track of the arch-shaped block in the return process through the moving block.

4. According to the cutting device provided by the invention, the cleaning brush plate is fixed through the plate body, the chips on the surface of the cutting knife are cleaned through the cleaning brush plate, the grinding ball on the arc-shaped block is tightly contacted with the cutting knife through the elasticity of the extrusion spring, and the cutting knife is ground through the grinding ball, so that the smoothness degree of the surface of the cutting knife is ensured.

Drawings

Fig. 1 is a schematic perspective view of the present invention.

FIG. 2 is a cross-sectional view taken along line A-A of FIG. 1 (with the positioning device and table removed) in accordance with the present invention.

FIG. 3 is a cross-sectional view taken along line B-B of FIG. 1 (with the table, guide slot, robot arm, gripper frame, clamping frame and cutting device removed) in accordance with the present invention.

Fig. 4 is a schematic perspective view of the block holder according to the present invention.

Fig. 5 is a schematic perspective view of the clamping frame of the present invention.

FIG. 6 is a schematic plan view of the straightening block and grinding balls of the present invention.

In the figure: 1. a work table; 11. a blanking hole; 12. collecting tank; 13. a sliding groove plate; 14. a rolling post; 2. a positioning device; 21. a guide groove; 211. an arc-shaped long plate; 212. a rubber plate; 213. a cylindrical spring; 214. a sector block; 215. a rubber block; 22. a robot arm; 23. a clamping frame; 231. a T-shaped block; 232. an electric telescopic rod; 233. a fastening block; 234. a sucker plate; 24. a clamping frame; 241. a right-angle plate; 242. a bidirectional screw; 243. a linkage rod; 244. a control lever; 245. a clamping block; 246. a sponge block; 25. a block frame; 251. a slider; 252. an arc-shaped plate; 253. an electromagnetic plate; 254. a return spring; 255. a moving block; 256. an arch block; 257. a magnetic attraction plate; 26. a threaded rod; 27. rotating the handle; 3. a cutting device; 31. a support; 32. an electric cylinder; 33. a C-shaped plate; 331. a plate body; 332. cleaning the brush plate; 333. a straightening block; 334. a compression spring; 335. an arc-shaped block; 336. grinding the ball; 34. a first motor; 35. a cutting knife; 351. a blade; 352. and (4) coating diamond.

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. 1-6, a stainless steel seamless tube manufacturing and cutting machine comprises a workbench 1, a positioning device 2 and a cutting device 3, wherein the positioning device 2 is fixedly installed on the workbench 1, and the cutting device 3 is fixedly installed on the workbench 1 and located on the rear side of the positioning device 2.

Referring to fig. 1, the positioning device 2 includes a guide groove 21, a mechanical arm 22, a clamping frame 23, a clamping frame 24, a stop block frame 25, a threaded rod 26 and a rotating handle 27, the guide groove 21 is fixedly installed on the workbench 1, the mechanical arm 22 is fixedly installed on the upper end surface of the left side of the workbench 1, the clamping frame 23 is fixedly installed on the lower end surface of the mechanical arm 22, the clamping frame 24 is fixedly installed on the right side of the guide groove 21, the stop block frame 25 is connected to the upper end surface of the right side of the workbench 1 in a sliding fit manner, the threaded rod 26 is connected to the middle of the workbench 1 in a rotating connection manner, the threaded rod 26 is connected to the stop block frame 25 in a threaded connection manner, and the rotating handle 27 is fixedly installed on the right end surface of the threaded rod 26; firstly, the threaded rod 26 is driven to rotate by rotating the handle 27 as required, so that the block frame 25 is driven to move in the horizontal direction, the distance between the block frame 25 and the clamping frame 24 is the same as the size of a workpiece to be machined, at the moment, the pipe to be machined is supported and guided through the guide groove 21, meanwhile, the clamping frame 23 is driven by the mechanical arm 22 to clamp and position the pipe, so that the pipe is driven to move rightwards, until the right end face of the pipe to be machined is in close contact with the block frame 25, and at the moment, the clamping frame 24 is adjusted to clamp the position to be cut on the pipe.

Continuing to refer to fig. 1, the cutting device 3 comprises a support 31, an electric cylinder 32, a C-shaped plate 33, a first motor 34 and a cutting knife 35, the support 31 is fixedly mounted on the workbench 1 and located at the rear side of the positioning device 2, the electric cylinder 32 is fixedly mounted on the upper end face of the support 31, the C-shaped plate 33 is fixedly mounted on the lower end face of the electric cylinder 32, the first motor 34 is fixedly mounted on the right end face of the C-shaped plate 33 through a motor base, and the cutting knife 35 is fixedly mounted on an output shaft of the first motor 34 through a coupler; the electric cylinder 32 is fixed through the bracket 31, when the pipe fitting is clamped by the clamping frame 24, the electric cylinder 32 drives the C-shaped plate 33 to move downwards, and meanwhile, the first motor 34 drives the cutting knife 35 to rotate until the pipe fitting is completely cut.

Continuing to refer to fig. 1, a blanking hole 11 is formed in the lower side of the clamping frame 24 on the workbench 1, a collecting groove 12 is clamped at the lower end of the blanking hole 11, a sliding groove plate 13 is fixedly mounted on the upper end surface of the right side of the workbench 1, a cross-shaped long groove is formed in the middle of the sliding groove plate 13, rolling columns 14 are uniformly and rotatably connected to the inner end surface of the cross-shaped long groove through pin shafts, and the cross-shaped long groove is connected with the stop block frame 25 in a sliding fit manner; the debris at the cut position of the pipe fitting is collected by the collection groove 12, the friction force between the sliding groove plate 13 and the block frame 25 is reduced by the rolling column 14, and the block frame 25 is positioned and guided by the sliding groove plate 13.

Continuing to refer to fig. 1, the guide groove 21 includes an arc-shaped long plate 211, a rubber plate 212, a cylindrical spring 213, a sector block 214 and a rubber block 215, the arc-shaped long plate 211 is fixedly installed on the workbench 1, the rubber plate 212 is fixedly installed on the inner end surface of the arc-shaped long plate 211, the cylindrical springs 213 are uniformly and fixedly installed on the inner end surface of the arc-shaped long plate 211 along the circumferential direction thereof, the sector block 214 is fixedly installed at the tail end of the cylindrical spring 213, and the rubber block 215 is fixedly installed on the inner end surface of the sector block 214; the rubber plates 212 on the arc-shaped long plates 211 prevent the pipe fittings from being scratched during the movement of the pipe fittings, and the rubber blocks 215 on the fan-shaped blocks 214 are tightly contacted with the outer end surfaces of the pipe fittings through the elastic force of the cylindrical springs 213.

With continued reference to fig. 1, the holding frame 23 includes a T-shaped block 231, an electric telescopic rod 232, a fastening block 233 and sucker plates 234, the lower end face of the robot arm 22 is fixedly provided with the T-shaped block 231, the front and rear end faces of the lower side of the T-shaped block 231 are fixedly provided with the electric telescopic rods 232, the tail end of the electric telescopic rod 232 is fixedly provided with the fastening block 233, the opposite end faces of the fastening blocks 233 at the front and rear sides are fixedly provided with the sucker plates 234, the opposite end faces of the sucker plates 234 at the front and rear sides are fixedly provided with a plurality of suckers, and the suckers are arranged along an arc shape; fix electric telescopic handle 232 through T-shaped piece 231, the fastening block 233 who drives both sides around through electric telescopic handle 232 moves to the outer terminal surface of pipe fitting, utilizes sucking disc board 234 further to fix the pipe fitting, adsorbs the outer terminal surface of pipe fitting arc through the sucking disc of arranging along the arc.

Referring to fig. 1 and 5, the clamping frame 24 includes right-angle plates 241, two-way screws 242, linkage rods 243, control rods 244, clamping blocks 245 and sponge blocks 246, the right-angle plates 241 are fixedly installed at the front and rear ends of the right side of the guide groove 21, the two-way screws 242 are connected to the left and right sides of the right-angle plates 241 in a rotating connection manner, the two-way screws 242 penetrate through the right-angle plates 241 at the front and rear sides, threaded grooves with opposite rotating directions are symmetrically formed at the front and rear sides of the two-way screws 242 at the front and rear sides, the linkage rods 243 are rotatably connected between the front end faces of the two-way screws 242 at the left and right sides through pin shafts, the linkage rods 243 are close to the edges of the two-way screws 242, the control rods 244 are fixedly installed at the middle parts of the rear ends of the two-way screws 242 at the right side, the front and rear sides of the two-way screws 242 are connected with the clamping blocks 245 in a threaded connection manner, and each clamping block 245 is connected with the two-way of the two-way at the left and right-way, sponge blocks 246 are fixedly arranged on the opposite end surfaces of the clamping blocks 245 on the front side and the rear side; the two-way screw 242 is positioned by the right-angle plate 241, and the two-way screw 242 on the left side and the right side are driven to rotate simultaneously by rotating the control rod 244, so that the front and rear clamping blocks 245 are driven to move oppositely until the sponge block 246 is in close contact with the pipe fitting.

Referring to fig. 1, 3 and 4, the block frame 25 includes a sliding block 251, an arc-shaped plate 252, an electromagnetic plate 253, a return spring 254, a moving block 255, an arch-shaped block 256 and a magnetic attraction plate 257, the upper end surface of the right side of the workbench 1 is connected with the sliding block 251 in a sliding fit manner, the upper end surface of the sliding block 251 is fixedly provided with the arc-shaped plate 252, the middle part of the arc-shaped plate 252 is provided with a material passing through hole, the electromagnetic plate 253 is fixedly arranged on the sliding block 251 and positioned at the lower side of the material passing through hole, the return springs 254 are fixedly arranged on the upper end surfaces of the front side and the rear side in the material passing through hole, the moving block 255 is fixedly arranged on the upper end surface of the return spring 254, the moving block 255 is connected with the arc-shaped plate 252 in a sliding fit manner, the arch-shaped block 256 is fixedly arranged between the moving blocks 255 at the front side and the rear side, and the lower end surface of the arch-shaped block 256 is fixedly arranged with the magnetic attraction plate 257; fix arc plate 252 through sliding block 251, at first, switch on to electromagnetic plate 253, thereby make the magnetic attraction board 257 on the arch piece 256 move down under the drive of magnetic force, attract mutually with electromagnetic plate 253 until magnetic attraction board 257, thereby fix a position pipe fitting right-hand member face, after the pipe fitting is cut, cut off the power supply to electromagnetic plate 253, thereby make arch piece 256 reply to original state under the drive of answer spring 254, when left pipe fitting moves right, the pipe fitting promotes the work piece, make the work piece smoothly pass through the logical material through-hole on the arc plate 252, finally break away from with equipment, through moving block 255 to the motion trail of arch piece 256's reply in-process restrict.

Referring to fig. 1, 2 and 6, the C-shaped plate 33 includes a plate body 331, a cleaning brush plate 332, a straightening block 333, an extrusion spring 334, an arc block 335 and a grinding ball 336, the lower end surface of the electric cylinder 32 is fixedly provided with the plate body 331, the middle part of the lower end surface of the plate body 331 is fixedly provided with the cleaning brush plate 332, the front and rear sides of the lower end surface of the plate body 331 are fixedly provided with the straightening block 333, the middle part of the straightening block 333 is provided with a rectangular long groove, the inner end surface of the rectangular long groove is uniformly and fixedly provided with the extrusion spring 334, the tail end of the extrusion spring 334 is fixedly provided with the arc block 335, and the grinding ball 336 is arranged in the arc block 335; fix clearance brush board 332 through plate body 331, clear up the piece on cutting knife 35 surface through clearance brush board 332, make ball 336 and cutting knife 35 in close contact with on the arc piece 335 through extrusion spring 334's elasticity, polish cutting knife 35 through ball 336 to guarantee the smooth degree on cutting knife 35 surface.

Referring to fig. 1 and 2, the outer end surface of the cutting blade 35 is uniformly provided with a blade 351 by screws along the circumferential direction, and the outer end surface of the blade 351 is coated with a diamond coating 352; the blade 351 mounted by the screw is convenient to replace the damaged blade 351, and the hardness of the blade 351 is improved by the diamond coating 352, so that the processing efficiency of the cutting knife 35 is improved, and the service life of the cutting knife is prolonged.

When the pipe fitting clamping device works, firstly, the threaded rod 26 is driven to rotate through the rotating handle 27 according to needs, so that the block frame 25 is driven to move in the horizontal direction, the distance between the block frame 25 and the clamping frame 24 is the same as the size of a workpiece to be machined, at the moment, the pipe fitting to be machined is supported and guided through the guide groove 21, and meanwhile, the clamping frame 23 is driven by the mechanical arm 22 to clamp and position the pipe fitting, thereby driving the pipe fitting to move rightwards until the right end face of the pipe fitting to be processed is tightly contacted with the stop block frame 25, at the moment, the clamping frame 24 is adjusted to clamp the position to be cut on the pipe fitting, at the moment, the electric cylinder 32 is fixed through the bracket 31, after the pipe fitting is clamped by the clamping frame 24, the C-shaped plate 33 is driven by the electric cylinder 32 to move downwards, meanwhile, the first motor 34 drives the cutting knife 35 to rotate until the pipe fitting is completely cut, and scraps at the cut part of the pipe fitting are collected through the collecting tank 12.

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.

Claims

1. The utility model provides a cutting machine is made to stainless steel seamless pipe, includes workstation (1), positioner (2) and cutting device (3), its characterized in that: a positioning device (2) is fixedly arranged on the workbench (1), and a cutting device (3) is fixedly arranged on the workbench (1) and positioned at the rear side of the positioning device (2);

the positioning device (2) comprises a guide groove (21), a mechanical arm (22), a clamping frame (23), a clamping frame (24), a block frame (25), a threaded rod (26) and a rotating handle (27), the guide groove (21) is fixedly installed on the workbench (1), the mechanical arm (22) is fixedly installed on the upper end face of the left side of the workbench (1), the clamping frame (23) is fixedly installed on the lower end face of the mechanical arm (22), the clamping frame (24) is fixedly installed on the right side of the guide groove (21), the block frame (25) is connected to the upper end face of the right side of the workbench (1) in a sliding fit manner, the threaded rod (26) is connected to the middle of the workbench (1) in a rotating connection manner, the threaded rod (26) is connected with the block frame (25) in a threaded connection manner, and the rotating handle (27) is fixedly installed on the right end face of the threaded rod (26);

the cutting device (3) comprises a support (31), an electric cylinder (32), a C-shaped plate (33), a first motor (34) and a cutting knife (35), the support (31) is fixedly installed on the workbench (1) and located on the rear side of the positioning device (2), the electric cylinder (32) is fixedly installed on the upper end face of the support (31), the C-shaped plate (33) is fixedly installed on the lower end face of the electric cylinder (32), the first motor (34) is fixedly installed on the right end face of the C-shaped plate (33) through a motor base, and the cutting knife (35) is fixedly installed on an output shaft of the first motor (34) through a coupler;

the block frame (25) comprises a sliding block (251), an arc-shaped plate (252), an electromagnetic plate (253), a return spring (254), a moving block (255), an arch-shaped block (256) and a magnetic attraction plate (257), workstation (1) right side up end is connected with sliding block (251) with sliding fit's mode, sliding block (251) up end fixed mounting has arc (252), the material through-hole has been seted up at arc (252) middle part, sliding block (251) are gone up and are located material through-hole downside fixed mounting has electromagnetic plate (253), the equal fixed mounting of both sides up end has answer spring (254) around in the material through-hole, answer spring (254) up end fixed mounting has movable block (255), be connected with sliding fit's mode between movable block (255) and arc (252), fixed mounting has arch-shaped piece (256) between the movable block (255) of both sides around, terminal surface fixed mounting has magnetism suction plate (257) under arch-shaped piece (256).

2. The stainless steel seamless tube manufacturing cutting machine according to claim 1, characterized in that: the blanking hole (11) is formed in the lower side of the clamping frame (24) on the workbench (1), the lower end of the blanking hole (11) is connected with a collecting tank (12) in a clamping mode, a sliding groove plate (13) is fixedly mounted on the upper end face of the right side of the workbench (1), a cross-shaped long groove is formed in the middle of the sliding groove plate (13), a rolling column (14) is uniformly and rotatably connected to the inner end face of the cross-shaped long groove through a pin shaft, and the cross-shaped long groove is connected with the blocking block frame (25) in a sliding fit mode.

3. The stainless steel seamless tube manufacturing cutting machine according to claim 1, characterized in that: guide slot (21) are including arc long slab (211), rubber slab (212), cylinder spring (213), fan-shaped piece (214) and block rubber (215), fixed mounting has arc long slab (211) on workstation (1), end fixed mounting has rubber slab (212) in arc long slab (211), end fixed mounting has cylinder spring (213) along the even fixed mounting of its circumference in arc long slab (211), cylinder spring (213) end fixed mounting has fan-shaped piece (214), end fixed mounting has block rubber (215) in fan-shaped piece (214).

4. The stainless steel seamless tube manufacturing cutting machine according to claim 1, characterized in that: holding frame (23) include T-shaped piece (231), electric telescopic handle (232), fastening block (233) and sucking disc board (234), terminal surface fixed mounting has T-shaped piece (231) under robotic arm (22), the equal fixed mounting in both ends face has electric telescopic handle (232) around T-shaped piece (231) downside, electric telescopic handle (232) terminal fixed mounting has fastening block (233), the equal fixed mounting of fastening block (233) the relative terminal surface of both sides has sucking disc board (234) around, the equal fixed mounting of sucking disc board (234) the relative terminal surface of sucking disc board (234) of both sides around, a plurality of sucking discs are arranged along the arc.

5. The stainless steel seamless tube manufacturing cutting machine according to claim 1, characterized in that: the clamping frame (24) comprises right-angle plates (241), two-way screw rods (242), linkage rods (243), control rods (244), clamping blocks (245) and sponge blocks (246), the right ends and the front ends and the rear ends of the right side of the guide groove (21) are respectively and fixedly provided with the right-angle plates (241), the left side and the right side of each right-angle plate (241) are symmetrically connected with the two-way screw rods (242) in a rotating connection mode, the two-way screw rods (242) penetrate through the right-angle plates (241) on the front side and the rear side of each two-way screw rod (242), the front end faces and the rear end faces of the two-way screw rods (242) on the left side and the right side are respectively and rotatably connected with the linkage rods (243) through pin shafts, the linkage rods (243) are close to the edges of the two-way screw rods (242), the middle parts of the rear ends of the two-way screw rods (242) on the right side are respectively and fixedly provided with the control rods (244), the front sides and rear sides and the two-way of the two-way screws (242) are respectively connected with the clamping blocks (245) in a threaded connection mode, each clamping block (245) is connected with the two-way screw rods (242) on the left side and the right side in a threaded connection mode, and sponge blocks (246) are fixedly installed on the opposite end faces of the clamping blocks (245) on the front side and the rear side.

6. The stainless steel seamless tube manufacturing cutting machine according to claim 1, characterized in that: c shaped plate (33) is including plate body (331), clearance brush board (332), aligning piece (333), extrusion spring (334), arc piece (335) and ball (336) of polishing, terminal surface fixed mounting has plate body (331) under electric cylinder (32), terminal surface middle part fixed mounting has clearance brush board (332) under plate body (331), equal fixed mounting has aligning piece (333) in both sides around the terminal surface under plate body (331), the long recess of rectangle has been seted up in aligning piece (333) middle part, the even fixed mounting of terminal surface has extrusion spring (334) in the long recess of rectangle, the terminal fixed mounting of extrusion spring (334) has arc piece (335), be provided with ball (336) of polishing in arc piece (335).

7. The stainless steel seamless tube manufacturing cutting machine according to claim 1, characterized in that: the outer end face of the cutting knife (35) is evenly provided with a knife blade (351) along the circumferential direction through screws, and the outer end face of the knife blade (351) is coated with a diamond coating (352).