CN110682179B - Production method of composite steel pipe - Google Patents
Production method of composite steel pipe Download PDFInfo
- Publication number
- CN110682179B CN110682179B CN201911054982.1A CN201911054982A CN110682179B CN 110682179 B CN110682179 B CN 110682179B CN 201911054982 A CN201911054982 A CN 201911054982A CN 110682179 B CN110682179 B CN 110682179B
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- water
- steel pipe
- grinding block
- clamping
- seat
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23P—METAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
- B23P15/00—Making specific metal objects by operations not covered by a single other subclass or a group in this subclass
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/02—Frames; Beds; Carriages
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/02—Equipment for cooling the grinding surfaces, e.g. devices for feeding coolant
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
- B24B55/06—Dust extraction equipment on grinding or polishing machines
Abstract
The invention discloses a production method of a composite steel pipe, which is characterized by sequentially comprising steel coil processing, steel coil slitting, pipe welding, fixed-length cutting and notch burr removal, wherein a water-carrying deburring machine comprises a placing seat, a polishing seat arranged at one end of the upper surface of the placing seat, a rotor rotatably arranged on the polishing seat, a driving device for driving the rotor to rotate, an inner grinding block and an outer grinding block arranged at the polishing end of the rotor, a distance adjusting piece is arranged between the inner grinding block and the outer grinding block, a water seepage assembly arranged among the rotor, the inner grinding block and the outer grinding block, a clamping seat, and a plurality of inner clamping plates and outer clamping plates which are arranged on the clamping seat through synchronous clamping assemblies and are oppositely arranged; according to the invention, the steel plate is prefabricated, then the steel plate is processed into the pipe, the quality of the steel pipe is controlled by controlling the quality of the steel plate, the operation is more convenient, and the special water-carrying deburring machine is utilized to polish the steel pipe, so that the qualified rate of the quality of the steel pipe is high.
Description
Technical Field
The invention relates to the field of steel pipe production, in particular to a production method of a composite steel pipe.
Background
The composite steel pipe combines the properties of various steel materials, has the advantages of good corrosion resistance, good high strength and the like compared with common steel pipes, and is widely applied to the fields of water conservancy, buildings and the like.
The prior application publication No. CN103216682A discloses a composite tube and a manufacturing method thereof. The composite tube comprises a base tube and a corrosion-resistant alloy liner tube mechanically combined in the base tube, a corrosion-resistant alloy surfacing layer is arranged on the inner periphery of the end portion of the base tube, the inner end face of the corrosion-resistant alloy surfacing layer is connected with the end face of the corrosion-resistant alloy liner tube, and the axial length of the corrosion-resistant alloy surfacing layer is not smaller than the distance between the end face of the corrosion-resistant alloy liner tube and the end face of the base tube. The manufacturing method comprises the following steps: s1, mechanically combining the corrosion-resistant alloy liner tube in the base tube; s2, removing the corrosion-resistant alloy liner tube with a certain length at the end part of the composite tube; and S3, from the end part of the corrosion-resistant alloy liner tube, performing surfacing on the inner periphery of the end part of the base tube from inside to outside to form a corrosion-resistant alloy surfacing layer.
However, the method directly carries out composite processing in the pipe, has high operation difficulty and low welding percent of pass.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a production method of a composite steel pipe, which is characterized in that a steel plate is prefabricated and then processed into a pipe, the quality of the steel pipe is controlled by controlling the quality of the steel plate, the operation is more convenient, the steel pipe is polished by a special water-carrying deburring machine, and the qualified rate of the quality of the steel pipe is high.
In order to achieve the purpose, the invention provides the following technical scheme:
a production method of a composite steel pipe comprises the steps of steel coil stripping, welding to form a pipe, fixed-length cutting and notch burr removing in sequence, wherein the steel coil comprises an austenitic stainless steel plate layer and a carbon steel plate layer; before the steel coil is split, firstly, the steel coil is processed:
processing a steel coil: a nickel-based alloy binding layer with the thickness of 0.5-1 mm is stacked between the austenitic stainless steel plate layer and the carbon steel plate layer in an interference manner to obtain a prefabricated laminated plate; then placing the prefabricated laminate into a heating furnace, and heating at the high temperature of 1200 ℃ for 30 +/-5 min; finally, performing hot extrusion molding on the prefabricated laminate subjected to high-temperature treatment in an extruder to obtain a steel plate, and finally, coiling the steel plate;
after the steel coil is processed, the steel coil is sequentially stripped and welded into a pipe, wherein the austenitic stainless steel plate layer is the inner layer of the steel pipe, and then the welded steel pipe is cut in a fixed length according to the use requirement to obtain a rough steel pipe;
and finally, polishing the steel pipe by using a water-carrying deburring machine to obtain the composite steel pipe.
By adopting the technical scheme, the austenitic stainless steel plate layer and the carbon steel plate layer are adopted as the inner side and the outer side of the steel pipe, so that the corrosion resistance and the strength of the steel pipe can be greatly improved; in addition, the composite steel plate is prepared in advance, and then the steel plate is processed into the pipe, so that the operation is simpler, and the quality qualification rate of the steel pipe is high; meanwhile, the steel pipe is polished by a special water-carrying deburring machine, so that the smoothness of the end wall of the steel pipe can be ensured, and the use quality of the steel pipe is ensured.
The invention also provides a water-carrying deburring machine, which comprises a setting seat, a polishing seat arranged at one end of the upper surface of the setting seat, a rotating body rotatably arranged on the polishing seat, a driving device for driving the rotating body to rotate, an inner grinding block and an outer grinding block arranged at the polishing end of the rotating body, wherein a distance adjusting piece is arranged between the inner grinding block and the outer grinding block, the water-carrying deburring machine also comprises a water draining assembly arranged among the rotating body, the inner grinding block and the outer grinding block, the water outlet end of the water draining assembly is arranged on the polishing surfaces of the inner grinding block and the outer grinding block, the water-carrying deburring machine also comprises a clamping seat arranged at one side of the setting seat far away from the polishing end of the steel pipe, and a plurality of inner clamping plates and outer clamping plates which are arranged on the clamping seat through synchronous clamping assemblies and are arranged oppositely, and the inner clamping plates and the outer clamping plates are respectively clamped on the inner pipe wall and outer pipe wall of the steel pipe, the water-carrying deburring machine further comprises a supporting plate arranged below the steel pipe through a telescopic device and used for supporting the middle part of the steel pipe.
By adopting the technical scheme, when the rotor drives the inner grinding block and the outer grinding block to rotate, the inner grinding block and the outer grinding block complete the deburring of the steel pipe, and the water draining assembly can supply water at the grinding surfaces of the inner grinding block and the outer grinding block, so that the grinding part of the steel pipe can be fully wetted, not only can scrap splash be avoided, but also the grinding part can be cooled, and the steel pipe is prevented from being heated and deformed; meanwhile, the arrangement of the spacing adjusting piece can relatively change the relative distance between the inner grinding block and the outer grinding block, so that burrs of steel pipes with different thicknesses can be removed; simultaneously, synchronous centre gripping subassembly can drive and carry out stable centre gripping to the steel pipe to every interior splint and outer splint, avoids at the in-process of polishing, and the steel pipe takes place to remove, influences the effect of polishing to burr on the steel pipe is got rid of to the high efficiency.
The invention is further set up in that the distance adjusting piece comprises a base connecting block which is arranged at the polishing end of the rotating body and is fixedly connected with the inner grinding block, an adjusting cavity which is arranged on the side wall of the base connecting block which is outward along the radial direction of the steel pipe, an adjusting connecting block which is arranged in the adjusting cavity in a sliding manner along the radial direction of the steel pipe, and an adjusting ring which is rotatably arranged on the side wall of the base connecting block which is outward along the radial direction of the steel pipe and is in threaded connection with the peripheral wall of the adjusting connecting block, wherein the outer grinding block is arranged at the bottom end of the adjusting connecting block which.
By adopting the technical scheme, when the adjusting ring and the adjusting connecting block rotate in a thread mode, the adjusting connecting block can be enabled to feed in the adjusting cavity, and then the relative distance between the inner grinding block and the outer grinding block can be stably adjusted.
The invention is further arranged in that the water-intaking component comprises a water inlet ring groove arranged on the peripheral wall of the rotator, water sealing rings rotatably arranged on two ring groove walls of the water inlet ring groove, a sealing ring is arranged between the water sealing rings and the water inlet ring groove, the water-intaking component also comprises a water inlet arranged at the bottom end of the water sealing rings, a support rod arranged on the placing seat and used for supporting the water sealing rings, a water delivery pipe arranged on the water inlet, a water pump and a water tank arranged at the water inlet end of the water delivery pipe, the water-intaking component also comprises a water delivery pore passage arranged in the rotator and communicated with the water inlet ring groove, the water delivery pore passage is communicated with the adjusting cavity, a sealing abutting groove arranged on the wall of the adjusting cavity, a sealing piston arranged on the adjusting connecting block and connected with the sealing abutting groove in a sliding manner, a first water outlet pore passage arranged in the inner grinding block and communicated with the water delivery pore passage, a second water outlet pore passage arranged in the adjusting connecting block and the outer grinding block and communicated with the adjusting cavity, and a grinding end of the inner grinding The polishing device comprises a first water outlet communicated with a water outlet channel and a second water outlet arranged at the polishing end of an outer grinding block and communicated with a second water outlet channel, wherein the polishing ends of an inner grinding block and the outer grinding block are respectively provided with a water drainage channel extending to the first water outlet and the second water outlet, and two ends of the water drainage channel in the length direction penetrate through the inner grinding block and the outer grinding block.
By adopting the technical scheme, the water sealing ring rotates in the water inlet ring groove, and a stable water inlet cavity can be formed on the premise of not influencing the rotation of the rotating body, so that water in the water tank can be smoothly pumped into the water conveying pore channel in the rotating body, then enters the first water outlet pore channel and the second water outlet pore channel from the water conveying pore channel, and is discharged from the first water outlet of the inner grinding block and the second water outlet on the outer grinding block; meanwhile, the arrangement of the sealing abutting groove and the sealing piston ensures that water in the water delivery pore passage smoothly enters the second water outlet pore passage while the adjustment of the distance between the inner grinding block and the outer grinding block is not influenced; simultaneously, due to the arrangement of the drainage channel, water smoothly leaves the inner grinding block and the outer grinding block, the water is prevented from being gathered between the inner grinding block and the outer grinding block and the steel pipe, the water pressure is increased, and the steel pipe, the inner grinding block and the outer grinding block are damaged.
The invention is further provided that the synchronous clamping assembly comprises a slide rod respectively arranged at one end of each pair of the inner clamping plate and the outer clamping plate far away from the polishing seat, a slide block arranged at one end of the slide rod far away from the outer clamping plate and the inner clamping plate, screw grooves radially penetrating the two slide blocks along the steel pipe, and screws respectively in the two screw grooves in threaded connection, wherein a base slide plate for the two slide blocks to slide is arranged on the clamping seat, the two slide blocks slide relatively, the synchronous clamping assembly also comprises a base rotating rod rotatably arranged at the opposite ends of the two screws, a rotating cavity arranged in the base rotating rod, linkage bevel gears respectively arranged at the two ends of the rotating cavity and fixedly connected with the two screws, a driving bevel gear rotatably arranged in the rotating cavity and meshed with the two linkage bevel gears, a driving rotating rod arranged at one end of the driving bevel gear far away from the polishing seat and extending out of the rotating cavity, and a support arranged on the clamping seat, The driving device comprises linkage gears respectively arranged on a plurality of driving rotating rods, a driving gear which is rotatably arranged on the clamping seat and is meshed with the linkage gears, and a rotating block which is arranged on the clamping seat and drives the driving gear to rotate.
Through taking above-mentioned technical scheme, the commentaries on classics piece rotates, drive gear and linkage bevel gear meshing, and the linkage gear drives basic bull stick and rotates, and basic bull stick makes drive bevel gear and linkage bevel gear meshing, and then takes place the screw thread through the thread groove between screw rod and the slider and rotate to make every internal splint and outer splint of every pair move relatively under the drive of slider, and then internal splint and outer splint can press from both sides the steel pipe of different thickness tightly, and the cooperation layer board is fixed the steel pipe.
The invention is further arranged in a way that a mounting ring is sleeved on the outer peripheral wall of one side, close to the rotating body, of the steel pipe, a water retaining cover is arranged on the outer peripheral wall of the mounting ring, one end, far away from the mounting ring, of the water retaining cover extends to one side, close to the water inlet ring groove, of the inner grinding block and one side, close to the water inlet ring groove, of the outer grinding block, a liquid discharge port is formed in the bottom end of the water retaining cover, and the liquid discharge.
Through adopting above-mentioned technical scheme, avoid taking place the splash by the water that the drain outlet flows, can collect waste water and sweeps moreover in the collection box, and then guarantee clean operational environment.
The invention is further provided that the clamping surfaces of the outer clamping plate and the inner clamping plate are provided with elastic rubber grinding pads.
Through adopting above-mentioned technical scheme, increase the frictional force between outer splint and interior splint and the steel pipe, when the increase is to steel pipe centre gripping stability, can avoid outer splint and interior splint to cause wearing and tearing to the perisporium of steel pipe.
The automatic clamping device is further provided with pressure sensors on the clamping surfaces of the outer clamping plate and the inner clamping plate, a servo motor for driving the rotating block to rotate is arranged on the clamping seat, and the pressure sensors control the servo motor to work through the automatic controller.
Through taking above-mentioned technical scheme, the rotation of electric control commentaries on classics piece is more convenient, and pressure sensor can judge whether outer splint and interior splint press from both sides tight steel pipe according to the pressure perception moreover, makes outer splint and interior splint appropriate to the clamping-force of steel pipe, when guaranteeing steel pipe stability, avoids too big and damage the steel pipe to the clamping-force of steel pipe.
In conclusion, the invention has the following beneficial effects:
1. according to the invention, the steel plate is prefabricated, then the steel plate is processed into the pipe, the quality of the steel pipe is controlled by controlling the quality of the steel plate, the operation is more convenient, and the qualified rate of the quality of the steel pipe is high;
2. according to the water-carrying deburring machine, the inner grinding block and the outer grinding block can remove burrs of the steel pipe, the water-permeating component supplies water to the grinding surfaces of the inner grinding block and the outer grinding block, the grinding position of the steel pipe is fully wetted, scraps can be prevented from splashing, the grinding position can be cooled, and the steel pipe is prevented from being deformed by heating.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a cross-sectional view of a structure embodying the present invention.
Fig. 3 is an enlarged view of a portion a in fig. 2.
Fig. 4 is an enlarged view at B in fig. 2.
FIG. 5 is a cross-sectional view of a synchronous clamping assembly embodying the present invention.
Fig. 6 is an enlarged view at C in fig. 5.
Reference numerals: 1. placing a seat; 2. polishing the base; 3. a rotating body; 4. a drive device; 5. an inner grinding block; 6. an outer grinding block; 7. a spacing adjustment member; 71. a basal connecting block; 72. an adjustment chamber; 73. adjusting the connecting block; 74. an adjusting ring; 8. a water seepage component; 81. a water inlet ring groove; 82. a water sealing ring 83 and a sealing ring; 84. a water inlet; 85. a strut; 86. a water delivery pipe; 861. a water tank; 862. a water pump; 87. a water delivery duct; 871. sealing the abutting groove; 872. a sealing piston; 873. a first water outlet channel; 874. a second water outlet channel; 875. a first water outlet; 876. a second water outlet; 877. a water drain; 9. a clamping seat; 10. a synchronous clamping assembly; 101. a slide bar; 102. a slider; 103. a screw groove; 104. a screw; 105. a base slide plate; 106. a base rotating rod; 107. a rotation chamber; 1071. linkage bevel gear; 1072. a drive bevel gear; 1073. a support; 1074. a linkage gear; 1075. a drive gear; 1076. a servo motor; 1077. a pressure sensor; 1078. driving the rotating rod; 1079. rotating the block; 11. an inner splint; 12. an outer splint; 13. a telescoping device; 14. a support plate; 15. a mounting ring; 16. a water retaining cover; 17. a liquid discharge port; 18. a liquid discharge pipe; 181. a collection box; 19. an elastic rubber grinding pad.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
the invention discloses a production method of a composite steel pipe, which comprises the following steps:
processing a steel coil: a nickel-based alloy bonding layer with the thickness of 0.5-1 mm (preferably 0.6 mm) is stacked between an austenitic stainless steel plate layer (austenitic stainless steel 00Cr20Ni18Mo6 CuN) and a carbon steel plate layer (carbon steel Q195) in an interference manner to obtain a prefabricated laminated plate; then placing the prefabricated laminate into a heating furnace, and heating at 1200 ℃ for 32 min; finally, performing hot extrusion molding on the prefabricated laminate subjected to high-temperature treatment on an extruder to obtain a steel plate with the thickness of 2 mm, and finally, coiling the steel plate;
then, a slitting machine is used for slitting the steel coil, then the steel bar is welded into a pipe, the austenitic stainless steel plate layer is the inner layer of the steel pipe, and then the welded steel pipe is cut in a fixed length mode according to the use requirement to obtain a rough steel pipe;
and finally, polishing the steel pipe by using a water-carrying deburring machine to ensure that the cut section of the steel pipe keeps smooth, thereby obtaining the composite steel pipe.
Example two:
in the process of removing burrs of the steel pipe, the structure of the water-carrying deburring machine is as follows:
as shown in fig. 1 and fig. 2, the deburring machine comprises a setting seat 1, a polishing seat 2 arranged at one end of the upper surface of the setting seat 1, a rotating body 3 rotatably arranged on the polishing seat 2, a driving device 4 for driving the rotating body 3 to rotate, an inner grinding block 5 and an outer grinding block 6 arranged at the polishing end of the rotating body 3, a spacing adjusting piece 7 arranged between the inner grinding block 5 and the outer grinding block 6, a water-carrying deburring machine further comprises a water-intaking component 8 arranged among the rotating body 3, the inner grinding block 5 and the outer grinding block 6, the water outlet end of the water-intaking component 8 is arranged on the polishing surface of the inner grinding block 5 and the outer grinding block 6, the water-carrying deburring machine further comprises a clamping seat 9 arranged at one side of the setting seat 1 far away from the polishing end of a steel pipe, a plurality of inner clamping plates 11 and outer clamping plates 12 arranged on the clamping seat 9 through a synchronous clamping component 10 and oppositely arranged, three pairs of inner clamping plates 11 and outer clamping plates 12, the inner clamping plate 11 and the outer clamping plate 12 are respectively clamped on the inner and outer pipe walls of the steel pipe, the water-carrying deburring machine also comprises a supporting plate 14 which is arranged below the steel pipe through a telescopic device 13 and used for supporting the middle part of the steel pipe, and the telescopic device 13 is a driving cylinder; firstly, placing a welded steel pipe, abutting the inner pipe wall of the polishing end of the steel pipe with an inner polishing block 5, then clamping the other end of the steel pipe between an inner clamping plate 11 and an outer clamping plate 12 by using a synchronous clamping assembly 10, and then adjusting the height of a telescopic device 13 to enable a supporting plate 14 to support the middle part of the steel pipe so as to stably fix the steel pipe; then adjust the distance between interior abrasive brick 5 and the outer abrasive brick 6 through interval adjusting part 7, make interior abrasive brick 5 and the tight steel pipe of outer abrasive brick 6 clamp, start at last and think water subassembly 8 and drive arrangement 4, when interior abrasive brick 5 and the burr of outer abrasive brick 6 completion to the steel pipe is got rid of, it supplies with out water to think water subassembly 8 in the department of the polished surface of interior abrasive brick 5 and outer abrasive brick 6, it is fully moist to the department of polishing of steel pipe, not only can avoid the sweeps to splash, can cool down the department of polishing, avoid the steel pipe to be heated deformation.
As shown in fig. 3, the spacing adjusting member 7 comprises a base connecting block 71 arranged at the grinding end of the rotating body 3 and fixedly connected with the inner grinding block 5, an adjusting cavity 72 arranged on the side wall of the base connecting block 71 facing outward in the radial direction of the steel pipe, an adjusting connecting block 73 arranged in the adjusting cavity 72 in a sliding manner in the radial direction of the steel pipe, an adjusting ring 74 rotatably arranged on the side wall of the base connecting block 71 facing outward in the radial direction of the steel pipe and in threaded connection with the outer peripheral wall of the adjusting connecting block 73, and an outer grinding block 6 arranged at the bottom end of the adjusting connecting block 73 extending out of the adjusting cavity 72; according to the thickness of steel pipe, rotate adjustable ring 74, can make adjustable ring 74 and adjust and take place the screw thread rotation between even piece 73, then adjust even piece 73 can be in adjusting the intracavity 72 internal rotation to drive outer abrasive brick 6 and remove, make outer abrasive brick 6 support on the lateral wall of steel pipe, together with interior abrasive brick 5, polish the burr on the steel pipe.
As shown in fig. 3 and 4, the water-intaking component 8 comprises a water inlet ring groove 81 arranged on the peripheral wall of the rotator 3, a water sealing ring 82 rotatably arranged on two ring groove walls of the water inlet ring groove 81, a sealing ring 83 arranged between the water sealing ring 82 and the water inlet ring groove 81, the water-intaking component 8 further comprises a water inlet 84 arranged at the bottom end of the water sealing ring 82, a support rod 85 arranged on the placing seat 1 and used for supporting the water sealing ring 82, a water delivery pipe 86 arranged on the water inlet 84, a water pump 862 arranged at the water inlet end of the water delivery pipe 86 and a water tank 861 (see fig. 1), the water-intaking component 8 further comprises a water delivery passage 87 arranged in the rotator 3 and communicated with the water inlet ring groove 81, the water delivery passage 87 is communicated with the adjusting cavity 72, a sealing abutting groove 871 arranged on the cavity wall of the adjusting cavity 72, a sealing piston 872 arranged on the adjusting connecting block 73 and slidably connected with the sealing abutting groove 871, and a first water outlet passage 873 arranged in the inner grinding block 5 and communicated with the water delivery passage, A second water outlet hole 874 which is arranged in the adjusting connecting block 73 and the outer grinding block 6 and is communicated with the adjusting cavity 72, a first water outlet 875 which is arranged at the grinding end of the inner grinding block 5 and is communicated with the first water outlet hole 873, and a second water outlet 876 which is arranged at the grinding end of the outer grinding block 6 and is communicated with the second water outlet hole 874, wherein the grinding ends of the inner grinding block 5 and the outer grinding block 6 are respectively provided with a water drainage channel 877 which extends to the first water outlet 875 and the second water outlet 876, and two ends of the water drainage channel 877 in the length direction penetrate through the inner grinding block 5 and the outer grinding block 6; before the steel pipe is polished, the water pump 862 is started firstly, so that water in the water tank 861 enters the water inlet cavity formed by the water sealing ring 82 and the water inlet ring groove 81 through the water conveying pipe 86, then the water enters the first water outlet hole 873 and the second water outlet hole 874 through the water conveying hole 87, further the water is discharged from the first water outlet 875 of the inner grinding block 5 and the second water outlet 876 on the outer grinding block 6, and leaves the steel pipe from the water discharging hole 877, and when the rotor 3 rotates, the water sealing ring 82 rotates in the water inlet ring groove 81, and the rotation of the rotor 3 and the transportation of the water cannot be influenced.
As shown in fig. 2, in order to avoid splashing when water flows out of the water discharge channel 877, in the invention, an installation ring 15 is sleeved on the outer peripheral wall of one side of the steel pipe close to the rotating body 3, a water blocking cover 16 is arranged on the outer peripheral wall of the installation ring 15, one end of the water blocking cover 16 far away from the installation ring 15 extends to one side of the inner grinding block 5 and the outer grinding block 6 close to the water inlet ring groove 81, a liquid discharge port 17 is arranged at the bottom end of the water blocking cover 16, and the liquid discharge port 17 is connected with a collection box 181 through a liquid discharge; the waste water discharged from the water discharge channel 877 can drive the waste chips to be collected in the water retaining cover 16 and then flow into the collection tank 181 along the liquid discharge port 17 and the liquid discharge pipe 18, so that the waste chips are collected while water is prevented from splashing.
As shown in FIGS. 5 and 6, the synchronous clamping assembly 10 comprises a slide rod 101 disposed at one end of each pair of the inner clamping plate 11 and the outer clamping plate 12 far from the grinding seat 2, a slide block 102 disposed at one end of the slide rod 101 far from the outer clamping plate 12 and the inner clamping plate 11, screw grooves 103 disposed on the two slide blocks 102 along the radial direction of the steel pipe, screws 104 threaded in the two screw grooves 103, a base slide plate 105 disposed on the clamping seat 9 for sliding the two slide blocks 102, the two slide blocks 102 sliding relatively, a base rotating rod 106 rotatably disposed at the opposite ends of the two screws 104, a rotating cavity 107 disposed in the base rotating rod 106, linkage bevel gears 1071 disposed at the two ends of the rotating cavity 107 and fixedly connected with the two screws 104, driving bevel gears 1072 rotatably disposed in the rotating cavity 107 and engaged with the two linkage bevel gears 1071, driving rotating rods 1078 disposed at one end of the driving bevel gears 1072 far from the grinding seat 2 and extending out of the rotating cavity 107, a driving bevel gear 1078, A support 1073 which is arranged on the clamping seat 9 and is used for a plurality of driving rotating rods 1078 to rotate, a linkage gear 1074 which is respectively arranged on the plurality of driving rotating rods 1078, a driving gear 1075 which is rotationally arranged on the clamping seat 9 and is meshed with the plurality of linkage gears 1074, and a rotating block 1079 which is arranged on the clamping seat 9 and is used for driving the driving gear 1075 to rotate; the clamping end of the steel pipe is placed between the inner clamping plate 11 and the outer clamping plate 12, then the rotating block 1079 is rotated, the driving gear 1075 is meshed with the linkage bevel gear 1071, the linkage gear 1074 drives the base rotating rod 106 to rotate, the base rotating rod 106 drives the driving bevel gear 1072 to be meshed with the linkage bevel gear 1071, and further the screw rod 104 and the sliding block 102 are enabled to rotate in a threaded manner through the screw groove 103, so that each pair of the inner clamping plate 11 and the outer clamping plate 12 move relatively under the driving of the sliding block 102, and further the inner clamping plate 11 and the outer clamping plate 12 can clamp steel pipes with different thicknesses tightly, and the steel pipe is matched with the supporting plate 14 and fixed.
As shown in fig. 6, in order to increase the stability of the outer clamping plate 12 and the inner clamping plate 11 in clamping the steel pipes, in the present invention, an elastic rubber grinding pad 19 is disposed on the clamping surface of the outer clamping plate 12 and the inner clamping plate 11, so as to improve the friction between the inner clamping plate 11 and the steel pipes and the outer clamping plate 12, and at the same time, to prevent the outer clamping plate 12 and the inner clamping plate 11 from wearing the steel pipes.
Meanwhile, as shown in fig. 5 and 6, in order to enable the outer clamping plate 12 and the inner clamping plate 11 to apply a clamping force with a proper magnitude to the steel pipe, a pressure sensor 1077 is arranged on the clamping surface of the outer clamping plate 12 and the inner clamping plate 11, a servo motor 1076 for driving a rotating block 1079 to rotate is arranged on a clamping seat 9, and the pressure sensor 1077 controls the servo motor 1076 to work through an automatic controller; the servo motor 1076 controls the rotation of the rotating block 1079, so that the inner clamping plate 11 and the outer clamping plate 12 are relatively close to each other, when the clamping force of the inner clamping plate 11 and the outer clamping plate 12 on the steel pipe reaches a certain size, the pressure sensor 1077 transmits a signal to the automatic controller, the automatic controller suspends the work of the servo motor 1076, and then the outer clamping plate 12 and the inner clamping plate 11 can be used for stably clamping the steel pipe.
The working process is as follows:
the polishing end of the steel pipe is clamped between the inner polishing block 5 and the outer polishing block 6, the other end of the steel pipe is clamped between the inner clamping plate 11 and the outer clamping plate 12, then the water pump 862 is started, the driving device 4 is started, and the steel pipe is polished.
The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications of the present embodiment without inventive contribution as needed after reading the present specification, but all of them are protected by patent law within the scope of the claims of the present invention.
Claims (5)
1. The production method of the composite steel pipe sequentially comprises the steps of steel coil stripping, welding pipe forming, fixed-length cutting and notch burr removing, and is characterized in that: the steel coil comprises an austenitic stainless steel plate layer and a carbon steel plate layer; before the steel coil is split, firstly, the steel coil is processed:
processing a steel coil: a nickel-based alloy binding layer with the thickness of 0.5-1 mm is stacked between the austenitic stainless steel plate layer and the carbon steel plate layer in an interference manner to obtain a prefabricated laminated plate; then placing the prefabricated laminate into a heating furnace, and heating at the high temperature of 1200 ℃ for 30 +/-5 min; finally, performing hot extrusion molding on the prefabricated laminate subjected to high-temperature treatment on an extruder to obtain a steel plate, and finally, coiling the steel plate;
after the steel coil is processed, the steel coil is sequentially stripped and welded into a pipe, wherein the austenitic stainless steel plate layer is the inner layer of the steel pipe, and then the welded steel pipe is cut in a fixed length according to the use requirement to obtain a rough steel pipe;
finally, polishing the steel pipe by using a water-carrying deburring machine to obtain a composite steel pipe;
the water-carrying deburring machine comprises a placement seat (1), a polishing seat (2) arranged at one end of the upper surface of the placement seat (1), a rotating body (3) and a driving rotating body (3) which are arranged on the polishing seat (2) in a rotating mode, an inner grinding block (5) and an outer grinding block (6) which are arranged at the polishing end of the rotating body (3), wherein a distance adjusting piece (7) is arranged between the inner grinding block (5) and the outer grinding block (6), the water-carrying deburring machine further comprises a water-absorbing assembly (8) arranged between the rotating body (3), the inner grinding block (5) and the outer grinding block (6), the water outlet end of the water-absorbing assembly (8) is arranged on the polishing surface of the inner grinding block (5) and the outer grinding block (6), the water-carrying deburring machine further comprises a clamping seat (9) arranged on one side of the placement seat (1) far away from the polishing end of the steel pipe, a plurality of inner clamping seats (9) arranged relatively, and a plurality of inner clamping seats (10) arranged on one side of the clamping seat (9) through synchronous The water-carrying deburring machine comprises a plate (11), an outer clamping plate (12), an inner clamping plate (11) and a supporting plate (14), wherein the inner clamping plate (11) and the outer clamping plate (12) are respectively clamped on the inner and outer pipe walls of a steel pipe, and the supporting plate (14) is arranged below the steel pipe through a telescopic device (13) and used for supporting the middle part of the steel pipe;
the distance adjusting piece (7) comprises a base connecting block (71) which is arranged at the polishing end of the rotating body (3) and is fixedly connected with the inner grinding block (5), an adjusting cavity (72) which is arranged on the side wall of the base connecting block (71) at the radial outward side of the steel pipe, an adjusting connecting block (73) which is arranged in the adjusting cavity (72) in a sliding manner along the radial direction of the steel pipe, and an adjusting ring (74) which is rotatably arranged on the side wall of the base connecting block (71) at the radial outward side of the steel pipe and is in threaded connection with the outer peripheral wall of the adjusting connecting block (73), wherein the outer grinding block (6) is arranged at the bottom end of the adjusting connecting block (73) extending out of the adjusting cavity (72;
the water intaking component (8) comprises a water inlet ring groove (81) arranged on the peripheral wall of the rotating body (3), a water sealing ring (82) rotatably arranged on two ring groove walls of the water inlet ring groove (81), a sealing ring (83) is arranged between the water sealing ring (82) and the water inlet ring groove (81), the water intaking component (8) further comprises a water inlet (84) arranged at the bottom end of the water sealing ring (82), a support rod (85) arranged on the arranging seat (1) and used for supporting the water sealing ring (82), a water conveying pipe (86) arranged on the water inlet (84), a water pump (862) and a water tank (861) arranged at the water inlet end of the water conveying pipe (86), the water intaking component (8) further comprises a water conveying pore passage (87) which is arranged in the rotating body (3) and communicated with the water inlet ring groove (81), the water conveying pore passage (87) is communicated with the adjusting cavity (72), and further comprises a sealing abutting groove (871) arranged on the cavity wall of the adjusting cavity (72), A sealing piston (872) which is arranged on the adjusting connecting block (73) and is connected with the sealing abutting groove (871) in a sliding way, a first water outlet channel (873) which is arranged in the inner grinding block (5) and is communicated with the water delivery channel (87), a second water outlet channel (874) which is arranged in the adjusting connecting block (73) and the outer grinding block (6) and is communicated with the adjusting cavity (72), a first water outlet (875) which is arranged at the grinding end of the inner grinding block (5) and is communicated with the first water outlet channel (873) and a second water outlet (876) which is arranged at the grinding end of the outer grinding block (6) and is communicated with the second water outlet channel (874), the grinding ends of the inner grinding block (5) and the outer grinding block (6) are respectively provided with a water drainage channel (877) extending to the first water outlet (875) and the second water outlet (876), the two ends of the length direction of the water drainage channel (877) penetrate through the inner grinding block (5) and the outer grinding block (6).
2. A method of producing a composite steel pipe according to claim 1, characterized in that: the synchronous clamping assembly (10) comprises a sliding rod (101) which is arranged at one end of each pair of inner clamping plate (11) and outer clamping plate (12) far away from the polishing seat (2), a sliding block (102) which is arranged at one end of the sliding rod (101) far away from the outer clamping plate (12) and the inner clamping plate (11), screw grooves (103) which are arranged on the two sliding blocks (102) in a radial direction along a steel pipe, and screw rods (104) which are respectively in threaded connection with the two screw grooves (103), wherein a base sliding plate (105) for the two sliding blocks (102) to slide is arranged on the clamping seat (9), the two sliding blocks (102) relatively slide, the synchronous clamping assembly (10) further comprises a base rotating rod (106) which is rotatably arranged at the opposite ends of the two screw rods (104), a rotating cavity (107) which is arranged in the base rotating rod (106), and linkage bevel gears (1071) which are arranged at the two ends of the rotating cavity (107) and are respectively, Rotate set up in rotating chamber (107) and with drive bevel gear (1072) of two linkage bevel gear (1071) meshing, set up and keep away from the drive bull stick (1078) that grinds seat (2) one end and stretch out rotation chamber (107) at drive bevel gear (1072), set up and supply a plurality of drive bull stick (1078) pivoted support (1073) on holder (9), set up linkage gear (1074) and rotation setting respectively on a plurality of drive bull stick (1078) on holder (9) and with drive gear (1075) of a plurality of linkage gear (1074) meshing and set up drive gear (1075) pivoted rotating block (1079) on holder (9).
3. A method of producing a composite steel pipe according to claim 2, characterized in that: the steel pipe is close to and is equipped with collar (15) on the one side periphery wall of rotor (3), set up manger plate cover (16) on the outer rampart of collar (15), manger plate cover (16) keep away from one end of collar (15) and extend to one side that interior abrasive brick (5) and outer abrasive brick (6) are close to income water ring groove (81), the bottom of manger plate cover (16) is provided with leakage fluid dram (17), leakage fluid dram (17) are connected with collecting box (181) through fluid-discharge tube (18).
4. A method of producing a composite steel pipe according to claim 3, characterized in that: and elastic rubber grinding pads (19) are arranged on the clamping surfaces of the outer clamping plate (12) and the inner clamping plate (11).
5. A method of producing a composite steel pipe according to claim 4, characterized in that: the clamping face of outer splint (12) and inner splint (11) is provided with pressure sensor (1077), be provided with drive commentaries on classics piece (1079) pivoted servo motor (1076) on clamping seat (9), pressure sensor (1077) are through automatic control servo motor (1076) work.
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| CN112706035A (en) * | 2020-12-31 | 2021-04-27 | 深圳市康铨机电有限公司 | Be applied to supplementary tool of thimble abrasive machining |
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| CN114800125A (en) * | 2022-04-29 | 2022-07-29 | 徐州九阳机械制造有限公司 | Brake disc processing autogenous pressure formula grinding device |
| CN116603997B (en) * | 2023-07-14 | 2023-09-12 | 常熟市无缝钢管有限公司 | Composite steel pipe machining device |
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