CN109202737A - A kind of weld grinding technique of stainless steel welded pipe - Google Patents
A kind of weld grinding technique of stainless steel welded pipe Download PDFInfo
- Publication number
- CN109202737A CN109202737A CN201811350155.2A CN201811350155A CN109202737A CN 109202737 A CN109202737 A CN 109202737A CN 201811350155 A CN201811350155 A CN 201811350155A CN 109202737 A CN109202737 A CN 109202737A
- Authority
- CN
- China
- Prior art keywords
- stainless steel
- welded pipe
- polishing
- steel welded
- friction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 229910001220 stainless steel Inorganic materials 0.000 title claims abstract description 151
- 239000010935 stainless steel Substances 0.000 title claims abstract description 151
- 238000000034 method Methods 0.000 title claims abstract description 28
- 238000005498 polishing Methods 0.000 claims abstract description 93
- VEXZGXHMUGYJMC-UHFFFAOYSA-N Hydrochloric acid Chemical compound Cl VEXZGXHMUGYJMC-UHFFFAOYSA-N 0.000 claims abstract description 22
- 239000007921 spray Substances 0.000 claims abstract description 16
- 238000005422 blasting Methods 0.000 claims abstract description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 238000005488 sandblasting Methods 0.000 claims abstract description 5
- 238000005554 pickling Methods 0.000 claims abstract description 4
- 238000003860 storage Methods 0.000 claims description 14
- 241000826860 Trapezium Species 0.000 claims description 10
- 238000002161 passivation Methods 0.000 claims description 7
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000001514 detection method Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 7
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 6
- 230000009471 action Effects 0.000 description 5
- 230000008859 change Effects 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 150000003839 salts Chemical class 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
-
- 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
- B24B1/00—Processes of grinding or polishing; Use of auxiliary equipment in connection with such processes
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/008—Machines comprising two or more tools or having several working posts
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
-
- 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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
-
- 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
- B24B41/061—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically
- B24B41/062—Work supports, e.g. adjustable steadies axially supporting turning workpieces, e.g. magnetically, pneumatically between centres; Dogs
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24C—ABRASIVE OR RELATED BLASTING WITH PARTICULATE MATERIAL
- B24C1/00—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods
- B24C1/08—Methods for use of abrasive blasting for producing particular effects; Use of auxiliary equipment in connection with such methods for polishing surfaces, e.g. smoothing a surface by making use of liquid-borne abrasives
- B24C1/086—Descaling; Removing coating films
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention belongs to stainless steel tube technique for grinding technical field, the weld grinding technique of specifically a kind of stainless steel welded pipe, the technique includes the following steps: that sand-blasting machine, which is arranged, carries out blasting treatment to stainless steel welded pipe;It is polished using the weld grinding equipment of stainless steel tube the stainless steel welded pipe after blasting treatment;Stainless steel welded pipe after polishing is carried out air-cooled, temperature-detecting device is arranged to detect the temperature of stainless steel welded pipe, and spray head is set in the weld grinding equipment of stainless steel tube, temperature-detecting device detects the stainless steel tube temperature after polishing at 50 degrees Celsius or less, to hydrochloric acid solution of the stainless steel welded pipe spray concentration between 20%-80% after polishing, hydrochloric acid solution is used to remove the coloured oxide skin of stainless steel welded pipe commissure and is passivated to stainless steel welded pipe spray head;High temperature sprinkler head is set by the weld grinding equipment of stainless steel tube, and the water that high temperature sprinkler head sprays 80 degrees Celsius or more to the stainless steel welded pipe after pickling is rinsed stainless steel welded pipe.
Description
Technical field
The invention belongs to stainless steel tube technique for grinding technical field, specifically a kind of weld grinding of stainless steel welded pipe
Technique.
Background technique
Stainless steel tube is divided into stainless steel welded pipe and seamless stainless steel tube, with the development of science and technology the kind of stainless steel welded pipe
Specification is increasing, and more and more fields especially heat exchange equipment pipe, decorative tube, in terms of
Instead of gapless stainless steel tube.Stainless steel welded pipe needs to polish to weld seam in production, so that stainless steel welded pipe
Between tube body and weld seam uniformly excessively, it improves the intensity of stainless steel welded pipe while making stainless steel welded pipe more beautiful, still
Existing technology can not polish well to stainless steel welded pipe, it cannot be guaranteed that weld grinding is uniform, while after polishing not
The poor quality of rust steel pipe.
Summary of the invention
In order to make up for the deficiencies of the prior art, the weld grinding technique of a kind of stainless steel welded pipe proposed by the present invention.This hair
The bright solution stainless steel welded pipe weld grinding that is mainly used for is uneven, excessively non-uniform between stainless steel welded pipe weld seam and tube body to ask
Topic.
The technical solution adopted by the present invention to solve the technical problems is: a kind of weldering of stainless steel welded pipe of the present invention
Technique for grinding is stitched, which includes the following steps:
S1: setting sand-blasting machine carries out blasting treatment to stainless steel welded pipe, so that between the weld seam and tube body of stainless steel welded pipe
It is excessively more smooth, while eliminating the rust on stainless steel welded pipe surface;
S2: the weld seam of the stainless steel welded pipe after blasting treatment in S1 is beaten using the weld grinding equipment of stainless steel tube
Mill;
S3: air-cooled, temperature of the setting temperature-detecting device to stainless steel welded pipe is carried out to the stainless steel welded pipe after polishing in S2
Degree is detected, and spray head is arranged in the weld grinding equipment of stainless steel tube, and temperature-detecting device detects in S1 after polishing
Stainless steel welded pipe temperature at 50 degrees Celsius or less, spray head in S1 polish after stainless steel welded pipe spray concentration in 20%-
Hydrochloric acid solution between 80%, hydrochloric acid solution is for removing the coloured oxide skin of stainless steel welded pipe commissure and to stainless steel welded pipe
It is passivated, improves the resistant to rust ability of stainless steel welded pipe;
S4: high temperature sprinkler head is set by the weld grinding equipment of stainless steel tube, after high temperature sprinkler head is to pickling in S3
The water that stainless steel welded pipe sprays 80 degrees Celsius or more is rinsed stainless steel welded pipe, the salt on stainless steel welded pipe surface of having gone out
Acid, while 80 degrees Celsius or more of water makes the passivation layer of stainless steel welded pipe by thermal enlargement, so that the hydrochloric acid in passivation layer is discharged,
Remaining hydrochloric acid is avoided to impact the passivation layer of stainless steel welded pipe;
Wherein, the weld grinding equipment of the stainless steel tube used in S2 includes fixed frame, from upper on the left side wall of fixed frame
No.1 motor and No. two motors are successively arranged under and;Fixture, inner wall on the right side of fixed frame are connected on the No.1 motor output shaft
It is equipped with corresponding fixture, fixture is for installing stainless steel tube;The output shaft of No. two motors is connected with screw rod, screw rod
The other end is rotatably installed on the right side inner wall of fixed frame, is provided with the No.1 sliding block of threaded hole on screw rod, on No.1 sliding block
Equipped with mounting rack, No. two motors are for driving No.1 sliding block and mounting rack to move;
The mounting rack is equipped with No.1 cylinder, and mounting rack bottom is equipped with No. two sliding blocks, and No. two sliding blocks are equipped with mounting rod,
Mounting rod upper end is equipped with No.1 polishing rack, and No.1 polishing rack is connected with No.1 cylinder piston rod;The No.1 polishing rack is Y
Shape structure, is equipped with No.1 belt wheel among No.1 polishing rack, and No.1 polishing rack both ends are set there are two No. two belt wheels, on No.1 polishing rack
Two fixed links are respectively provided on lower two struts, fixed link is equipped with No. three belt wheels, and No.1 sanding belt passes through on No.1 polishing rack
No.1 belt wheel, No. two belt wheels and No. three belt wheels install;No. three belt wheels above the No.1 polishing rack are coaxially installed with No.1
Friction pulley is equipped with No. two friction pulleys by connecting rod on No.1 polishing rack, and the end of connecting rod is hinged with No. two polishing racks, and one
It is equipped with No. two cylinders between in the middle part of number polishing rack upper end and No. two polishing racks, is hinged with No. three friction pulleys on No. two polishing racks,
No.1 friction pulley transmits power to No. two friction pulleys and No. three friction pulleys;No. four belt wheels are coaxially provided on No. three friction pulleys,
It is again provided with two fixed links and two No. three belt wheels on No. two polishing racks, passes through two between No. four belt wheels and two No. three belt wheels
Number sanding belt realizes transmission;There is No.1 shaft in the rear end of the No.1 polishing rack by No. three motor drivens, sets in No.1 shaft
There are multiple No.1 friction plates, No.1 polishing rack is equipped with No. two shafts, and No.1 belt wheel is located at No. two roller ends, in No. two shafts
Equipped with multiple No. two friction plates, No. two friction plates are between two neighboring No.1 friction plate;
The No.1 polishing rack is equipped with fixed frame, and it is hemispheric for being rotatably equipped with section by connector on fixed frame
Crushing block, fixed frame are equipped with through slot;It is slidably fitted with adjusting ball in No. two shafts, adjusts ball and connects with No. two friction plates
Touching adjusts ball for squeezing No. two friction plates;Movable block is equipped with by spring in the No.1 polishing rack, No. two shafts pass through
Movable block, movable block is for ensuring moving left and right for No. two shafts;Controller is equipped on the right side of the fixed frame, controller is for controlling
The work of No.1 motor processed, No. two motors, No. three motors and No.1 cylinder.
When work, stainless steel tube to be polished is clamped by fixture, by No.1 cylinder control No.1 polishing rack and not
The distance of rust steel pipe makes No.1 sanding belt contact stainless steel tube, then controls No. two cylinders and make No. two on No. two polishing racks to beat
Grinding belt contacts stainless steel tube, at this point, driving stainless steel tube rotation by No.1 motor, makes No.1 by No. two motor positive and inverses
Sliding block moves back and forth, so that mounting rack moves back and forth, so that each position of stainless pipe is polished, in the process, passes through
No. three motor rotations drive No.1 shaft and No.1 friction plate to rotate, crushing block squeeze adjustments ball, so that adjusting ball squeezes No. two
Friction plate, so that No. two friction plates compress No.1 friction plate, No. two friction plates drive two under the driving of No.1 friction plate
The rotation of number shaft, so that No.1 sanding belt rotates, No. two belt wheels are rotated under the action of No.1 sanding belt so that No.1 is rubbed
Wheel rotation is wiped, the power on No.1 friction pulley is transmitted on No. three friction pulleys by No. two friction pulleys, so that No. three friction pulleys drive
Dynamic No. two sanding belts rotation, so that No.1 sanding belt polishes to the weld seam of stainless steel tube with No. two sanding belt movements,
The machine for improving the grinding efficiency of stainless steel tube, while No.1 sanding belt, No. two sanding belts being contacted with stainless steel tube
Can be identical, the abrasion of No.1 sanding belt Yu No. two sanding belts is reduced, the use of No.1 sanding belt Yu No. two sanding belts is improved
Service life when polishing, can adjust No.1 sanding belt, No. two sanding belts and not by the movement of control No.1 cylinder and No. two cylinders
Become rusty the distance between steel pipe, so that the precision of stainless steel tube polishing is adjusted;Meanwhile when stainless steel tube side is welded
When seam bulge is larger, stainless steel tube squeezes No.1 sanding belt, so that No.1 sanding belt pulls No.1 belt wheel and No. two shafts, thus
So that No. two shafts drive adjusting ball to move right, so that crushing block reduces the pressure for adjusting ball, so that No. two frictions
The pressure that piece is subject to reduces, so that the frictional force between No. two friction plates and No.1 friction plate reduces, what No. two friction plates were subject to
Driving force and revolving speed reduce, so that the revolving speed of No. two shafts and No.1 belt wheel reduces, No.1 sanding belt and No. two sanding belts
Movement velocity reduce, avoid stainless steel weld joint and excessively polish, improve polishing after stainless steel tube quality;In the process,
No.1 motor, No. two motors, No. three motors, No.1 cylinder and the movement of No. two cylinders are controlled by controller, and controller is deposited
Make whole device more intelligent, improves the grinding accuracy of stainless steel tube.
The end cross-sectional of the No.1 friction plate is trapezium structure, and the end cross-sectional of No. two friction plates is similarly trapezoidal knot
Structure, trapezium structure make the adjusting of frictional force between No.1 friction plate and No. two friction plates more accurate.Because No.1 friction plate with
The end cross-sectional of No. two friction plates is trapezium structure, when so that No.1 friction plate and No. two friction plates being located remotely from each other, No.1 friction
Change in friction force between piece and No. two friction plates is fast, so that No. two friction plates and the rotation speed change of No. two shafts are obvious,
So that No.1 sanding belt and the adjusting of the movement velocity of No. two sanding belts are more accurate, the weld seam for avoiding stainless steel tube is excessively beaten
Mill, the quality after improving stainless steel tube polishing.
The fixed frame is equipped with air storage chamber, and air storage chamber is used to supply to No.1 cylinder and No. two cylinders;The connector
No. three cylinders are equipped with, No. three cylinder piston rods are in contact with crushing block planar section, and the planar section of crushing block is equipped with ripple
Shape protrusion, No. three cylinders into air storage chamber for inflating.It is driven when No. two shaft rotations and adjusts ball rotation, adjust ball and squeezed
Frictional force between block rotates crushing block, so that the piston rod of No. three cylinders is in the corrugated of crushing block planar section
Slided in shape protrusion so that the piston rod of No. three cylinders constantly stretches so that No. three cylinders by breather cheek valve from
The external world absorbs gas, and gas is conveyed into air storage chamber by unidirectional air outlet valve, the deposit of gas is realized, so that air storage chamber
In possess enough gas-powered No.1 cylinders and No. two cylinder operations.
Threaded hole is equipped in the adjusting ball, threaded hole is used to extract the heat in No. two friction plates out.When adjusting ball rotation,
The presence of threaded hole is extracted the hot-air near No. two friction plates, plays cooling effect to No. two friction plates, slows down
The rates of wear of No. two friction plates, improves the service life of No. two friction plates.
Radius reduces the No.1 friction plate one by one from bottom to top.Radius reduces No.1 friction plate one by one from bottom to top, makes
The contact area obtained between the No.1 friction plate and No. two friction plates of top becomes smaller, so that the No.1 of No.1 shaft upper end is rubbed
Frictional force between pad and No. two friction plates becomes smaller, and it is excessive to avoid No.1 shaft upper end pulling force, avoids No.1 shaft and goes out
It is now bent, improves the service life of No.1 shaft.
The No.1 polishing rack is equipped with fan, and fan passes through the maximum No.1 friction plate driving of radius, fan and fixation
No.1 polishing rack between frame is equipped with heat release hole.The rotation of fan so that the air in fixed frame under the action of fan from
It is discharged in heat release hole, so that realizing airflow in fixed frame, so that the heat in fixed frame is discharged, avoids No.1
Friction plate and No. two friction plates overheat, and improve the service life of No.1 friction plate and No. two friction plates.
Beneficial effects of the present invention are as follows:
1. a kind of weld grinding technique of stainless steel welded pipe of the present invention, the present invention is by using a kind of stainless steel tube
Weld grinding equipment polish the weld seam of stainless steel welded pipe, to effectively raise the weld grinding of stainless steel welded pipe
Quality, at the same the present invention by setting sand-blasting machine to stainless steel welded pipe carry out blasting treatment so that the weld seam of stainless steel welded pipe with
It is excessively more uniform between tube body, improve the quality of stainless steel welded pipe.
Detailed description of the invention
Fig. 1 is flow chart of the invention;
Fig. 2 is the main view of the weld grinding equipment of stainless steel tube of the invention;
Fig. 3 is the scheme of installation of mounting rack of the present invention, No.1 sliding block, No.1 polishing rack and No. two polishing racks;
Fig. 4 is the connection schematic diagram between No. two cylinders of the present invention, No.1 polishing rack and No. two polishing racks;
Fig. 5 is the location diagram between No. three motors of the present invention, No.1 friction plate, No. two friction plates and No.1 belt wheel;
In figure: fixed frame 1, mounting rack 2, mounting rod 3,4, No. two polishing racks 5 of No.1 polishing rack, fixed frame 6, air storage chamber 7,
Screw rod 11, No.1 sliding block 12, No.1 cylinder 21, the belt wheel 42, three of No.1 belt wheel 41, two belt wheel 43, No.1 sanding belt 44, one
Number shaft 46, two of friction plate 45, two friction plate 47 adjusts ball 48, the cylinder 51, two of fan 49, two sanding belt 52, even
62, No. three fitting 61, crushing block cylinders 63.
Specific embodiment
It is said as follows using weld grinding technique of such as Fig. 1-Fig. 5 to the stainless steel welded pipe of an embodiment of the present invention
It is bright.
As shown in Figures 1 to 5, the weld grinding technique of a kind of stainless steel welded pipe of the present invention, the technique include such as
Lower step:
S1: setting sand-blasting machine carries out blasting treatment to stainless steel welded pipe, so that between the weld seam and tube body of stainless steel welded pipe
It is excessively more smooth, while eliminating the rust on stainless steel welded pipe surface;
S2: the weld seam of the stainless steel welded pipe after blasting treatment in S1 is beaten using the weld grinding equipment of stainless steel tube
Mill;
S3: air-cooled, temperature of the setting temperature-detecting device to stainless steel welded pipe is carried out to the stainless steel welded pipe after polishing in S2
Degree is detected, and spray head is arranged in the weld grinding equipment of stainless steel tube, and temperature-detecting device detects in S1 after polishing
Stainless steel welded pipe temperature at 50 degrees Celsius or less, spray head in S1 polish after stainless steel welded pipe spray concentration in 20%-
Hydrochloric acid solution between 80%, hydrochloric acid solution is for removing the coloured oxide skin of stainless steel welded pipe commissure and to stainless steel welded pipe
It is passivated, improves the resistant to rust ability of stainless steel welded pipe;
S4: high temperature sprinkler head is set by the weld grinding equipment of stainless steel tube, after high temperature sprinkler head is to pickling in S3
The water that stainless steel welded pipe sprays 80 degrees Celsius or more is rinsed stainless steel welded pipe, the salt on stainless steel welded pipe surface of having gone out
Acid, while 80 degrees Celsius or more of water makes the passivation layer of stainless steel welded pipe by thermal enlargement, so that the hydrochloric acid in passivation layer is discharged,
Remaining hydrochloric acid is avoided to impact the passivation layer of stainless steel welded pipe;
Wherein, the weld grinding equipment of the stainless steel tube used in S2 includes fixed frame 1, on the left side wall of fixed frame 1 from
No.1 motor and No. two motors are successively arranged under above;Fixture is connected on the No.1 motor output shaft, in 1 right side of fixed frame
Wall is equipped with corresponding fixture, and fixture is for installing stainless steel tube;The output shaft of No. two motors is connected with screw rod 11, spiral shell
The other end of bar 11 is rotatably installed on the right side inner wall of fixed frame 1, and the No.1 sliding block 12 of threaded hole is provided on screw rod 11,
No.1 sliding block 12 is equipped with mounting rack 2, and No. two motors are for driving No.1 sliding block 12 and mounting rack 2 to move;
The mounting rack 2 is equipped with No.1 cylinder 21, and 2 bottom of mounting rack is equipped with No. two sliding blocks, and No. two sliding blocks are equipped with peace
Bar 3 is filled, 3 upper end of mounting rod is equipped with No.1 polishing rack 4, and No.1 polishing rack 4 is connected with 21 piston rod of No.1 cylinder;Described one
Number polishing rack 4 is Y-shaped structure, is equipped with No.1 belt wheel 41 among No.1 polishing rack 4, and 4 both ends of No.1 polishing rack set that there are two No. two
Belt wheel 42, two fixed links are respectively provided on about 4 two struts of No.1 polishing rack, and fixed link is equipped with No. three belt wheels 43, No.1
Sanding belt 44 passes through 41, No. two belt wheels 42 of No.1 belt wheel and No. three installations of belt wheels 43 on No.1 polishing rack 4;The No.1 polishing
No. three belt wheels 43 of the top of frame 4 are coaxially installed with No.1 friction pulley, are equipped with No. two frictions by connecting rod on No.1 polishing rack 4
Wheel, the end of connecting rod are hinged with No. two polishing racks 5, are equipped with two between 4 upper end of No.1 polishing rack and No. two 5 middle parts of polishing rack
Number cylinder 51 is hinged with No. three friction pulleys on No. two polishing racks 5, and No.1 friction pulley is transmitted to No. two friction pulleys and No. three friction pulleys
Power;It is coaxially provided with No. four belt wheels on No. three friction pulleys, two fixed links and two three are again provided on No. two polishing racks 5
Number belt wheel 43 realizes transmission by No. two sanding belts 52 between No. four belt wheels and two No. three belt wheels 43;The No.1 polishing rack 4
Rear end have a No.1 shaft by No. three motor drivens, No.1 shaft is equipped with multiple No.1 friction plates 45, on No.1 polishing rack 4
Equipped with No. two shafts 46, No.1 belt wheel 41 is located at No. two 46 ends of shaft, and No. two shafts 46 are equipped with multiple No. two friction plates 47,
No. two friction plates 47 are between two neighboring No.1 friction plate 45;
The No.1 polishing rack 4 is equipped with fixed frame 6, and being rotatably equipped with section by connector 61 on fixed frame 6 is half
Spherical crushing block 62, fixed frame 6 are equipped with through slot;It is slidably fitted in No. two shafts 46 and adjusts ball 48, adjust ball 48
It is in contact with No. two friction plates 47, adjusts ball 48 for squeezing No. two friction plates 47;Pacified in the No.1 polishing rack 4 by spring
Equipped with movable block, No. two shafts 46 pass through movable block, and movable block is for ensuring moving left and right for No. two shafts 46;The fixed frame
1 right side is equipped with controller, and controller is used to control the work of No.1 motor, No. two motors, No. three motors and No.1 cylinder 21.
When work, stainless steel tube to be polished is clamped by fixture, by No.1 cylinder 21 control No.1 polishing rack 4 with
The distance of stainless steel tube makes No.1 sanding belt 44 contact stainless steel tube, then controls No. two cylinders 51 and make on No. two polishing racks 5
No. two sanding belts 52 contact stainless steel tube, at this point, by No.1 motor drive stainless steel tube rotation, it is positive and negative by No. two motors
Turn so that No.1 sliding block 12 moves back and forth, so that mounting rack 2 moves back and forth, so that each position of stainless pipe is beaten
Mill drives No.1 shaft and No.1 friction plate 45 to rotate, 62 squeeze adjustments ball of crushing block by No. three motor rotations in the process
48, so that adjusting ball 48 squeezes No. two friction plates 47, so that No. two friction plates 47 compress No.1 friction plate 45, No. two frictions
Piece 47 drives No. two shafts 46 to rotate under the driving of No.1 friction plate 45, so that No.1 sanding belt 44 rotates, No. two bands
So that No.1 friction pulley rotates, the power on No.1 friction pulley is rubbed wheel 42 by No. two for rotation under the action of No.1 sanding belt 44
It wipes wheel to be transmitted on No. three friction pulleys, so that No. two sanding belts 52 of No. three friction wheel drives rotate, so that No.1 sanding belt
44 polish to the weld seam of stainless steel tube with No. two movements of sanding belt 52, improve the grinding efficiency of stainless steel tube, together
When 44, No. two sanding belts 52 of No.1 sanding belt are contacted with stainless steel tube chance it is identical, reduce No.1 sanding belt 44 with
The abrasion of No. two sanding belts 52, improves the service life of No.1 sanding belt 44 and No. two sanding belts 52, when polishing, passes through control
The movement of No.1 cylinder 21 and No. two cylinders 51 can adjust No.1 sanding belt 44, two between sanding belt 52 and stainless steel tube
Distance, so that the precision of stainless steel tube polishing is adjusted;Meanwhile when one side weld bulge of stainless steel tube is larger
When, stainless steel tube squeezes No.1 sanding belt 44, so that No.1 sanding belt 44 pulls No.1 belt wheel 41 and No. two shafts 46, to make
Obtaining No. two shafts 46 drives adjusting balls 48 to move right, so that the pressure of 62 pairs of crushing block adjusting balls 48 reduce, so that two
The pressure that number friction plate 47 is subject to reduces, so that the frictional force between No. two friction plates 47 and No.1 friction plate 45 reduces, No. two
The driving force and revolving speed that friction plate 47 is subject to reduce, so that the revolving speed of No. two shafts 46 and No.1 belt wheel 41 reduces, No.1
The movement velocity of sanding belt 44 and No. two sanding belts 52 reduces, and avoids stainless steel weld joint and excessively polishes, after improving polishing
The quality of stainless steel tube;In the process, the movement of No.1 motor, No. two motors, No. three motors, No.1 cylinder 21 and No. two cylinders 51
It is controlled by controller, the presence of controller makes whole device more intelligent, improves the grinding accuracy of stainless steel tube.
As shown in figure 5, the end cross-sectional of the No.1 friction plate 45 is trapezium structure, the end cross-sectional of No. two friction plates 47
It is similarly trapezium structure, trapezium structure makes the adjusting of frictional force between No.1 friction plate 45 and No. two friction plates 47 more smart
It is quasi-.Because the end cross-sectional of No.1 friction plate 45 and No. two friction plates 47 is trapezium structure, so that No.1 friction plate 45 rubs with No. two
When pad 47 is located remotely from each other, the change in friction force between No.1 friction plate 45 and No. two friction plates 47 is fast, so that No. two are rubbed
Pad 47 and the rotation speed change of No. two shafts 46 are obvious, so that the tune of the movement velocity of No.1 sanding belt 44 and No. two sanding belts 52
Save more accurate, the weld seam for avoiding stainless steel tube is excessively polished, the quality after improving stainless steel tube polishing.
As shown in figure 5, the fixed frame 6 is equipped with air storage chamber 7, air storage chamber 7 is used for No.1 cylinder 21 and No. two cylinders
51 gas supply;The connector 61 is equipped with No. three cylinders 63, and No. three 63 piston rods of cylinder are in contact with 62 planar section of crushing block,
The planar section of crushing block 62 is equipped with corrugated shape protrusion, and No. three cylinders 63 into air storage chamber 7 for inflating.No. two 46 turns of shaft
It is driven when dynamic and adjusts the rotation of ball 48, adjusted the frictional force between ball 48 and crushing block 62 and crushing block 62 is rotated, so that
The piston rod of No. three cylinders 63 slides in the corrugated shape protrusion of 62 planar section of crushing block, so that the piston of No. three cylinders 63
Bar constantly stretches, so that No. three cylinders 63 absorb gas from the external world by breather cheek valve, and passes through unidirectional air outlet valve
Gas is conveyed into air storage chamber 7, realizes the deposit of gas, so that possessing enough gas-powered No.1 gas in air storage chamber 7
Cylinder 21 and No. two cylinders 51 work.
As shown in figure 5, being equipped with threaded hole in the adjusting ball 48, threaded hole is used to extract the heat in No. two friction plates 47 out
Amount.When adjusting the rotation of ball 48, the presence of threaded hole is extracted the hot-air near No. two friction plates 47, to No. two friction plates
47 play cooling effect, slow down the rate of wear of No. two friction plates 47, improve the service life of No. two friction plates 47.
As shown in figure 5, radius reduces the No.1 friction plate 45 one by one from bottom to top.No.1 friction plate 45 from bottom to top half
Diameter reduces one by one, so that the contact area between the No.1 friction plate 45 of top and No. two friction plates 47 becomes smaller, so that one
Frictional force between the No.1 friction plate 45 and No. two friction plates 47 of number shaft upper end becomes smaller, and avoids No.1 shaft upper end pulling force
It is excessive, it avoids No.1 shaft and is bent, improve the service life of No.1 shaft.
As shown in figure 5, the No.1 polishing rack 4 is equipped with fan 49, fan 49 passes through the maximum No.1 friction plate of radius
45 drivings, the No.1 polishing rack 4 between fan 49 and fixed frame 6 are equipped with heat release hole.The rotation of fan 49, so that fixed frame 6
In air be discharged from heat release hole under the action of fan 49 so that realize airflow in fixed frame 6, so that fixed
Heat in frame 6 is discharged, and avoids No.1 friction plate 45 and No. two friction plates 47 overheat, improve No.1 friction plate 45 and two
The service life of number friction plate 47.
Concrete operations process is as follows:
When work, stainless steel tube to be polished is clamped by fixture, by No.1 cylinder 21 control No.1 polishing rack 4 with
The distance of stainless steel tube makes No.1 sanding belt 44 contact stainless steel tube, then controls No. two cylinders 51 and make on No. two polishing racks 5
No. two sanding belts 52 contact stainless steel tube, at this point, by No.1 motor drive stainless steel tube rotation, it is positive and negative by No. two motors
Turn so that No.1 sliding block 12 moves back and forth, so that mounting rack 2 moves back and forth, so that each position of stainless pipe is beaten
Mill drives No.1 shaft and No.1 friction plate 45 to rotate, 62 squeeze adjustments ball of crushing block by No. three motor rotations in the process
48, so that adjusting ball 48 squeezes No. two friction plates 47, so that No. two friction plates 47 compress No.1 friction plate 45, No. two frictions
Piece 47 drives No. two shafts 46 to rotate under the driving of No.1 friction plate 45, so that No.1 sanding belt 44 rotates, No. two bands
So that No.1 friction pulley rotates, the power on No.1 friction pulley is rubbed wheel 42 by No. two for rotation under the action of No.1 sanding belt 44
It wipes wheel to be transmitted on No. three friction pulleys, so that No. two sanding belts 52 of No. three friction wheel drives rotate, so that No.1 sanding belt
44 polish to the weld seam of stainless steel tube with No. two movements of sanding belt 52, improve the grinding efficiency of stainless steel tube, together
When 44, No. two sanding belts 52 of No.1 sanding belt are contacted with stainless steel tube chance it is identical, reduce No.1 sanding belt 44 with
The abrasion of No. two sanding belts 52, improves the service life of No.1 sanding belt 44 and No. two sanding belts 52, when polishing, passes through control
The movement of No.1 cylinder 21 and No. two cylinders 51 can adjust No.1 sanding belt 44, two between sanding belt 52 and stainless steel tube
Distance, so that the precision of stainless steel tube polishing is adjusted;Meanwhile when one side weld bulge of stainless steel tube is larger
When, stainless steel tube squeezes No.1 sanding belt 44, so that No.1 sanding belt 44 pulls No.1 belt wheel 41 and No. two shafts 46, to make
Obtaining No. two shafts 46 drives adjusting balls 48 to move right, so that the pressure of 62 pairs of crushing block adjusting balls 48 reduce, so that two
The pressure that number friction plate 47 is subject to reduces, so that the frictional force between No. two friction plates 47 and No.1 friction plate 45 reduces, No. two
The driving force and revolving speed that friction plate 47 is subject to reduce, so that the revolving speed of No. two shafts 46 and No.1 belt wheel 41 reduces, No.1
The movement velocity of sanding belt 44 and No. two sanding belts 52 reduces, and avoids stainless steel weld joint and excessively polishes, after improving polishing
The quality of stainless steel tube;In the process, the movement of No.1 motor, No. two motors, No. three motors, No.1 cylinder 21 and No. two cylinders 51
It is controlled by controller, the presence of controller makes whole device more intelligent, improves the grinding accuracy of stainless steel tube.
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe originals of the invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.The claimed scope of the invention is by appended claims and its equivalent circle
It is fixed.
Claims (6)
1. a kind of weld grinding technique of stainless steel welded pipe, it is characterised in that: the technique includes the following steps:
S1: setting sand-blasting machine carries out blasting treatment to stainless steel welded pipe;
S2: it is polished using the weld grinding equipment of stainless steel tube the weld seam of the stainless steel welded pipe after blasting treatment in S1;
S3: the stainless steel welded pipe after polishing in S2 is carried out it is air-cooled, setting temperature-detecting device to the temperature of stainless steel welded pipe into
Row detection, and is arranged spray head in the weld grinding equipment of stainless steel tube, temperature-detecting device detects polish in S1 after not
For steel welded tube temperature of becoming rusty at 50 degrees Celsius or less, spray head is to the stainless steel welded pipe spray concentration after polishing in S1 in 20%-80%
Between hydrochloric acid solution, hydrochloric acid solution be used for remove stainless steel welded pipe commissure coloured oxide skin and to stainless steel welded pipe carry out
Passivation;
S4: high temperature sprinkler head is set by the weld grinding equipment of stainless steel tube, and high temperature sprinkler head is to stainless after pickling in S3
The water that steel welded tube sprays 80 degrees Celsius or more is rinsed stainless steel welded pipe;
Wherein, the weld grinding equipment of the stainless steel tube used in S2 includes fixed frame (1), on the left side wall of fixed frame (1) from
No.1 motor and No. two motors are successively arranged under above;Fixture, fixed frame (1) right side are connected on the No.1 motor output shaft
Inner wall is equipped with corresponding fixture, and fixture is for installing stainless steel tube;The output shaft of No. two motors is connected with screw rod (11)
It connects, the other end of screw rod (11) is rotatably installed on the right side inner wall of fixed frame (1), and screw rod is provided with threaded hole on (11)
No.1 sliding block (12), No.1 sliding block (12) are equipped with mounting rack (2), and No. two motors are for driving No.1 sliding block (12) and mounting rack
(2) it moves;
The mounting rack (2) is equipped with No.1 cylinder (21), and mounting rack (2) bottom is equipped with No. two sliding blocks, and No. two sliding blocks are equipped with
Mounting rod (3), mounting rod (3) upper end are equipped with No.1 polishing rack (4), No.1 polishing rack (4) and No.1 cylinder (21) piston rod
It is connected;The No.1 polishing rack (4) is Y-shaped structure, is equipped with No.1 belt wheel (41) among No.1 polishing rack (4), No.1 polishing
Frame (4) both ends are set there are two No. two belt wheels (42), and No.1 polishing rack (4) is respectively provided with two fixed links on two struts up and down, Gu
Fixed pole is equipped with No. three belt wheels (43), and No.1 sanding belt (44) passes through No.1 belt wheel (41), No. two bands on No.1 polishing rack (4)
(42) are taken turns to install with No. three belt wheels (43);No. three belt wheels (43) above the No.1 polishing rack (4) are coaxially installed with No.1 and rub
It wipes and takes turns, No. two friction pulleys are equipped with by connecting rod on No.1 polishing rack (4), the end of connecting rod is hinged with No. two polishing racks
(5), No. two cylinders (51), No. two polishing racks (5) are equipped between No.1 polishing rack (4) upper end and No. two polishing racks (5) middle parts
On be hinged with No. three friction pulleys, No.1 friction pulley transmits power to No. two friction pulleys and No. three friction pulleys;No. three friction pulleys
On be coaxially provided with No. four belt wheels, two fixed links and two No. three belt wheels (43), No. four bands are again provided on No. two polishing racks (5)
It is realized and is driven by No. two sanding belts (52) between wheel and two No. three belt wheels (43);The rear end of the No.1 polishing rack (4) is logical
Crossing No. three motor drivens has No.1 shaft, and No.1 shaft is equipped with multiple No.1 friction plates (45), and No.1 polishing rack (4) is equipped with
No. two shafts (46), No.1 belt wheel (41) are located at No. two shaft (46) ends, and No. two shafts (46) are equipped with multiple No. two frictions
Piece (47), No. two friction plates (47) are between two neighboring No.1 friction plate (45);
The No.1 polishing rack (4) is equipped with fixed frame (6), is rotatably equipped with section by connector (61) on fixed frame (6)
For hemispheric crushing block (62), fixed frame (6) is equipped with through slot;Adjusting ball is slidably fitted on No. two shafts (46)
(48), ball (48) are adjusted to be in contact with No. two friction plates (47), adjusts ball (48) for squeezing No. two friction plates (47);Described one
Movable block is equipped with by spring in number polishing rack (4), No. two shafts (46) pass through movable block, and movable block is for ensuring that No. two turn
Axis (46) move left and right;Be equipped with controller on the right side of the fixed frame (1), controller for control No.1 motor, No. two motors,
The work of No. three motors and No.1 cylinder (21).
2. a kind of weld grinding technique of stainless steel welded pipe according to claim 1, it is characterised in that: the No.1 friction
The end cross-sectional of piece (45) is trapezium structure, and the end cross-sectional of No. two friction plates (47) is similarly trapezium structure, and trapezium structure makes
The adjusting for obtaining frictional force between No.1 friction plate (45) and No. two friction plates (47) is more accurate.
3. a kind of weld grinding technique of stainless steel welded pipe according to claim 1, it is characterised in that: the fixed frame
(6) air storage chamber (7) are equipped with, air storage chamber (7) is used to supply to No.1 cylinder (21) and No. two cylinders (51);The connector
(61) No. three cylinders (63) are equipped with, No. three cylinder (63) piston rods are in contact with crushing block (62) planar section, crushing block
(62) planar section is equipped with corrugated shape protrusion, and No. three cylinders (63) are used for the inflation into air storage chamber (7).
4. a kind of weld grinding technique of stainless steel welded pipe according to claim 1, it is characterised in that: the adjusting ball
(48) threaded hole is equipped in, threaded hole is used to extract the heat in No. two friction plates (47) out.
5. a kind of weld grinding technique of stainless steel welded pipe according to claim 1, it is characterised in that: the No.1 friction
Radius reduces piece (45) one by one from bottom to top.
6. a kind of weld grinding technique of stainless steel welded pipe according to claim 1, it is characterised in that: the No.1 polishing
Frame (4) is equipped with fan (49), and fan (49) passes through maximum No.1 friction plate (45) driving of radius, fan (49) and fixed frame
(6) the No.1 polishing rack (4) between is equipped with heat release hole.
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CN109500667A (en) * | 2019-01-16 | 2019-03-22 | 邢箫 | A kind of continuous grinding apparatus of long and thin metal pipe fitting |
CN109531301A (en) * | 2019-01-16 | 2019-03-29 | 邢箫 | A kind of long and thin metal pipe fitting technique for grinding |
CN111975570A (en) * | 2020-08-31 | 2020-11-24 | 重庆三磨海达磨床有限公司 | Circular steel pipe butt-joint circumferential weld surplus height grinding device |
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CN111975570B (en) * | 2020-08-31 | 2022-07-26 | 重庆三磨海达磨床有限公司 | Circular steel pipe butt-joint circumferential weld reinforcement grinding device |
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