CN116728000B - Crystallization welding device for repairing roller - Google Patents
Crystallization welding device for repairing roller Download PDFInfo
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- CN116728000B CN116728000B CN202311006718.7A CN202311006718A CN116728000B CN 116728000 B CN116728000 B CN 116728000B CN 202311006718 A CN202311006718 A CN 202311006718A CN 116728000 B CN116728000 B CN 116728000B
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- 238000003466 welding Methods 0.000 title claims abstract description 37
- 238000002425 crystallisation Methods 0.000 title abstract description 3
- 230000008025 crystallization Effects 0.000 title abstract description 3
- 238000005096 rolling process Methods 0.000 claims abstract description 37
- 238000000227 grinding Methods 0.000 claims abstract description 28
- 238000005520 cutting process Methods 0.000 claims abstract description 19
- 238000005498 polishing Methods 0.000 claims description 46
- 238000003860 storage Methods 0.000 claims description 31
- 230000008439 repair process Effects 0.000 claims description 19
- 239000004575 stone Substances 0.000 claims description 14
- 244000137852 Petrea volubilis Species 0.000 claims description 9
- 230000000694 effects Effects 0.000 abstract description 12
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 abstract description 12
- 239000013078 crystal Substances 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 230000008569 process Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 3
- 229910000831 Steel Inorganic materials 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 239000013589 supplement Substances 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000007664 blowing Methods 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
Classifications
-
- 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
- B23P6/00—Restoring or reconditioning objects
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a crystallization welding device for repairing a roller, which relates to the field of welding devices, and comprises a connecting disc fixedly connected to a rotating shaft, and further comprises: the cutting tool is translated towards the direction away from the axis of the connecting disc through centrifugal force when the connecting disc rotates, and then returns to the axis of the connecting disc through a driving part to reciprocate so that the cutting tool slides back and forth in the horizontal direction with the axis of the connecting disc as a reference, and the surface of the roller is repaired; according to the invention, the reciprocating sliding chip cutters are arranged, so that the rust removing effect can be achieved by reciprocating grinding on the repairing surfaces of the rolling body and the rolling neck, and the reciprocating sliding chip cutters can adapt to the repairing surfaces with different diameters, so that the performance of the device in the repairing before welding is improved.
Description
Technical Field
The invention belongs to the technical field of welding devices, and particularly relates to a crystal welding device for repairing a roller.
Background
The roll is a tool for plastically deforming (rolled material) metal, and is an important consumable part for determining the efficiency of a rolling mill and the quality of the rolled material; the rollers are important parts on a rolling mill of a steel mill, and roll steel by utilizing pressure generated when a pair or a group of rollers roll; it mainly bears the influence of dynamic and static load, abrasion and temperature change during rolling; the roll body is a working part of a roll, the roll neck is a part contacted with a bearing, and the roll neck is connected with a transmission device through a joint;
in the prior art, in order to improve the production efficiency and the utilization rate of raw materials for manufacturing the roller in the production process of the middle and large-sized roller, the roller is divided into a rolling body 5 and a rolling neck 6 and is produced independently; namely, the rolling body 5 and the rolling neck 6 are produced separately, and then the two end surfaces are welded and connected in a welding mode;
in the production process, the production periods of the rolling body 5 and the rolling neck 6 are often different, the rolling body 5 or the rolling neck 6 can be assembled in a production workshop after being produced, long time is needed to wait for the assembly, the rust condition can occur in a connecting groove which is not subjected to rust prevention at one end of the rolling body 5 or on the end face which is connected with the connecting groove by the rolling neck 6 in the period of waiting for the installation, the rust part is required to be repaired before the assembly, and the installation precision of the roller is prevented from being influenced by the rust problem after the direct installation.
Disclosure of Invention
The technical problem to be solved by the present invention is to overcome the deficiencies of the prior art and provide a crystalline welding device for repairing rolls which overcomes or at least partially solves the above problems.
In order to solve the technical problems, the invention adopts the basic conception of the technical scheme that: the utility model provides a roll repair is with crystalline welding device, includes fixed connection at pivot epaxial connection pad, still includes: the cutting tool is pushed away from the axis of the connecting disc by centrifugal force when the connecting disc rotates, and then the cutting tool is returned to the axis position of the connecting disc from the axis position of the connecting disc through a driving part, so that the surface of the roller is restored by the reciprocating of the cutting tool on the connecting disc; the first polishing plate is arranged on the connecting disc and is used for polishing and repairing the inner wall of the connecting groove of the rolling body when the first polishing plate is close to the inner wall of the connecting groove of the rolling body during rotation of the connecting disc.
In order to improve the guiding effect on the chip cutter, preferably, a mounting plate is slidably connected in the chute, the chip cutter is fixedly connected to the mounting plate, one end of the chute penetrates through the circumferential outer wall of the connecting plate, the other end of the chute penetrates to one side of the axis of the connecting plate far away from the circumferential outer wall of the connecting plate, a guide rod is fixedly connected in the connecting plate, a connecting plate is fixedly connected to the mounting plate, and the connecting plate is slidably connected to the guide rod.
Preferably, the driving part comprises a piston cylinder which is connected with a piston rod in a sliding way and a high-pressure air storage tank which is fixedly connected with the connecting disc, the piston cylinder is separated by a piston on the piston rod into a first cavity, the first cavity is communicated with the high-pressure air storage tank through a first air inlet pipe, a control valve is arranged on the first air inlet pipe, and one end of the piston rod is fixedly connected with the connecting plate.
In order to improve the close contact degree of the grinding stone and the cutting knife, preferably, a third connecting cylinder is fixedly connected to the connecting disc, a third sliding plug rod is slidably connected to the third connecting cylinder, one end of the third sliding plug rod is fixedly connected with the grinding stone, the grinding stone is attached to the cutting knife, and one end, far away from the grinding stone, of the third sliding plug rod is fixedly connected with the bottom wall of one end of the third connecting cylinder through a third spring.
Preferably, the connecting plate is fixedly connected with a gas storage bag, the mounting plate is connected with a sliding plate through a limiting groove, the sliding plate is fixedly connected with the gas storage bag, a first spring is fixedly connected between the sliding plate and the connecting plate, and the gas storage bag is communicated with a third connecting cylinder through a connecting pipe.
In order to facilitate dust removal during repair, preferably, the mounting plate is provided with an exhaust hole, and the exhaust hole is communicated with the third connecting cylinder through a first overflow pipe.
Preferably, the first connecting cylinder is fixedly connected to the connecting disc, the first sliding plug rod is slidably connected to the first connecting cylinder, one end of the first sliding plug rod is fixedly connected with the supporting plate, polishing sand paper is fixedly connected to the supporting plate, the piston cylinder is divided into a second cavity through the piston rod, the second cavity is communicated with the first connecting cylinder through a second air outlet pipe, a second air inlet pipe is fixedly communicated to the piston cylinder, and the second air inlet pipe is communicated with the second cavity.
In order to improve the laminating of first grinding board and roll body coupling groove inner wall, preferably, fixedly connected with second connecting cylinder on the connection pad, fixedly connected with fourth slide bar on the first grinding board, fourth slide bar one end sliding connection is in the second connecting cylinder, sliding connection has the second slide bar in the second connecting cylinder, link to each other through the second spring is fixed between second slide bar and the fourth slide bar, the second slide bar end corresponds with the connecting plate.
Preferably, the connecting disc is provided with a second polishing plate on the opposite surface of the first polishing plate, a limiting rod is fixedly connected to the second polishing plate, and the limiting rod is slidably connected to the connecting disc.
Preferably, the connecting disc is rotationally connected with a gear, racks are fixedly connected to the first polishing plate and the second polishing plate, the two racks are meshed with the gear, and the two racks are respectively located on two sides of the gear.
After the technical scheme is adopted, compared with the prior art, the invention has the following beneficial effects: according to the invention, the reciprocating sliding chip cutters are arranged, so that the rust removing effect can be achieved by reciprocating grinding on the repairing surfaces of the rolling body and the rolling neck, and the reciprocating sliding chip cutters can adapt to the repairing surfaces with different diameters, so that the performance of the device in the repairing before welding is improved.
The following describes the embodiments of the present invention in further detail with reference to the accompanying drawings.
Drawings
In the drawings:
fig. 1 is a schematic perspective view of a crystal welding device for repairing a roll according to the present invention;
fig. 2 is a schematic diagram of a perspective structure of a crystal welding device for repairing a roller according to the present invention;
FIG. 3 is a front view of a crystal welding device for repairing rolls according to the present invention;
FIG. 4 is a right side view of a crystalline welding device for roll repair according to the present invention;
fig. 5 is a schematic structural diagram of a connecting disc of a crystal welding device for repairing a roller according to the present invention;
FIG. 6 is a schematic diagram of the structure of a cutting blade and sanding paper of a crystalline welding device for repairing rolls according to the present invention;
fig. 7 is a schematic structural diagram of a gear and a rack of a crystal welding device for repairing a roller according to the present invention;
fig. 8 is a schematic structural view of a stop lever and a second polishing plate of a crystal welding device for repairing rolls according to the present invention;
fig. 9 is a schematic structural view of a crystalline welding device for repairing rolls in fig. 8 a;
fig. 10 is a schematic structural view of a piston cylinder and a piston rod of a crystal welding device for repairing a roll according to the present invention;
FIG. 11 is a schematic structural view of a first polishing plate of a crystal welding device for repairing rolls according to the present invention;
FIG. 12 is a schematic view of the structure of the device for repairing rolls shown in FIG. 11 at B;
fig. 13 is a schematic view of a prior art roll and neck structure.
In the figure: 1. a bottom plate; 11. a vertical plate; 12. a rotating shaft; 13. a motor; 14. a synchronous belt; 2. a connecting disc; 20. a first overflow pipe; 21. a chute; 22. a mounting plate; 23. a cutting blade; 24. an exhaust hole; 25. a connecting plate; 26. a slide plate; 27. a first spring; 28. a guide rod; 29. an air storage bag; 291. a connecting pipe; 292. a third connecting cylinder; 293. a third plunger rod; 294. a third spring; 295. grinding stone; 3. a piston cylinder; 30. a piston rod; 31. a first chamber; 311. a first air inlet pipe; 312. a first air outlet pipe; 32. a second chamber; 321. a second air inlet pipe; 322. a second air outlet pipe; 33. a first connecting cylinder; 331. a first plunger rod; 332. a support plate; 333. polishing sand paper; 34. a second overflow pipe; 35. a high pressure gas storage tank; 4. a second connecting cylinder; 41. a second plunger rod; 42. a second spring; 43. a fourth plunger rod; 44. a first abrasive plate; 45. a gear; 46. a rack; 47. a second polishing plate; 471. a limit rod; 5. rolling the body; 6. rolling the neck; 7. and clamping the lifting module.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions in the embodiments will be clearly and completely described with reference to the accompanying drawings in the embodiments of the present invention, and the following embodiments are used to illustrate the present invention, but are not intended to limit the scope of the present invention.
Example 1:
referring to fig. 1 to 13, a crystal welding device for repairing a roll includes a connection pad 2 fixedly connected to a rotation shaft 12, and further includes: the cutting blade 23 is connected in the chute 21 which is arranged on the connecting disc 2, wherein when the connecting disc 2 rotates, the cutting blade 23 is pushed away from the axis direction of the connecting disc 2 by centrifugal force, and then the cutting blade 23 is returned to the axis position of the connecting disc 2 from the axis position of the connecting disc 2 through a driving part, so that the surface of a roller is restored by the cutting blade 23 in a reciprocating manner on the connecting disc 2, and rust chips on the surface of a groove connected with a rolling body 5 of the roller are eliminated;
the first polishing plate 44 connected to the connecting disc 2, wherein when the connecting disc 2 rotates, the first polishing plate 44 is close to the inner wall of the groove connected with the rolling body 5 of the roller, the inner wall of the connecting groove of the rolling body 5 is repaired, when the surface of the connecting groove is subjected to chip grinding repair by the chip cutter 23 sliding reciprocally, the first polishing plate 44 is attached to the inner wall of the connecting groove under the action of centrifugal force, and the inner wall of the connecting groove is subjected to circumferential polishing in the rotating process of the connecting disc 2, so that compared with the manual rust removing repair in the prior art, the method is more convenient and faster;
and this device is through setting up the chip sword 23 that can reciprocate gliding, and the one end of chip sword 23 can stretch out outside the outer wall of connection pad 2 circumference from spout 21, can be convenient for carry out rust cleaning restoration to the roll body 5 connection groove surface of different diameters, the effectual repair efficiency that has improved.
Referring to fig. 9, a mounting plate 22 is slidably connected in a chute 21, a chip cutter 23 is fixedly connected to the mounting plate 22, one end of the chute 21 penetrates through the circumferential outer wall of the connecting disc 2, the other end of the chute 21 penetrates to one side, away from the circumferential outer wall of the connecting disc 2, of the axis of the connecting disc 2, a guide rod 28 is fixedly connected in the connecting disc 2, a connecting plate 25 is fixedly connected to the mounting plate 22, and the connecting plate 25 is slidably connected to the guide rod 28;
the chip knife 23 is installed on the mounting plate 22 through the bolt, can be convenient for change the chip knife 23, through chip knife 23 through mounting plate 22 sliding connection on guide arm 28, can be convenient for carry out spacing to chip knife 23 for chip knife 23 is more firm in the reciprocal sliding process, and makes things convenient for chip knife 23's one end to stretch out outside the outer wall of connection pad 2 circumference.
Referring to fig. 10, the driving part includes a piston cylinder 3 slidably connected with a piston rod 30 and a high pressure air storage tank 35 fixedly connected to the connection plate 2, the piston cylinder 3 is divided into a first chamber 31 by a piston on the piston rod 30, the first chamber 31 is communicated with the high pressure air storage tank 35 by a first air inlet pipe 311, a control valve is installed on the first air inlet pipe 311, and one end of the piston rod 30 is fixedly connected with the connection plate 25;
the driving component is used for driving the chip cutter 23 to reset, the mounting plate 22 is displaced to a position far away from the axle center of the connecting disc 2 under the action of centrifugal force in the rotating process of the connecting disc 2, and the piston rod 30 in the piston cylinder 3 is pulled by the connecting plate 25 when the chip cutter 23 is displaced;
when the chip knife 23 is required to reset, the control valve on the first air inlet pipe 311 is opened, gas is stored in the high-pressure gas storage tank 35, the gas enters the first chamber 31 through the first air inlet pipe 311, and when the gas enters the first chamber 31, the piston rod 30 is pushed to move downwards, and then the chip knife 23 is pulled to reset through the piston rod 30, so that the chip knife 23 performs grinding, rust removal and repair on the end face of the roller under the conditions of reciprocating displacement and rotation.
The high-pressure air storage tank 35 supplements the air through the air charging device, so that the air in the high-pressure air storage tank 35 can keep a constant air pressure value, the air charging device can adopt an air pump or an air compressor, and the air charging device is not limited to other air charging devices capable of charging the high-pressure air storage tank 35;
referring to fig. 12, a third connecting cylinder 292 is fixedly connected to the connecting disc 2, a third sliding plug rod 293 is slidably connected to the third connecting cylinder 292, a grinding stone 295 is fixedly connected to one end of the third sliding plug rod 293, the grinding stone 295 is attached to the chip cutter 23, and one end of the third sliding plug rod 293 away from the grinding stone 295 is fixedly connected with the bottom wall of one end of the third connecting cylinder 292 through a third spring 294;
the grinding stone 295 is closely attached to the side of the chip blade 23 by the third spring 294, and can grind the chip blade 23 while the chip blade 23 is reciprocally slid, so that the edge portion of the chip blade 23 is kept sharp.
Referring to fig. 11 and 12, a gas storage bag 29 is fixedly connected to a connecting plate 25, a sliding plate 26 is connected to a mounting plate 22 through a limit groove, the sliding plate 26 is fixedly connected to the gas storage bag 29, a first spring 27 is fixedly connected between the sliding plate 26 and the connecting plate 25, and the gas storage bag 29 is communicated with a third connecting cylinder 292 through a connecting pipe 291;
when the connecting disc 2 rotates, the mounting plate 22 slides, the sliding plate 26 contacts with the inner wall of the connecting disc 2 in the sliding process, the inner wall of the connecting disc 2 limits the position of the sliding plate 26, so that the gas storage bag 29 is continuously extruded towards the connecting plate 25 close to the outer wall of the circumference of the connecting disc 2, when the gas storage bag 29 is extruded, the gas in the gas storage bag is filled into the third connecting cylinder 292 through the connecting pipe 291, the third sliding plug rod 293 is pushed by the gas, so that the grinding stone 295 is continuously clung to the cutting edge part of the chip cutter 23, and the situation that loose and non-clung between the grinding stone 295 and the chip cutter 23 is avoided;
further, the air storage bag 29 is communicated with the first chamber 31 of the piston cylinder 3 through a first air outlet pipe 312, and when the piston rod 30 in the piston cylinder 3 presses the first chamber 31, the air in the first chamber 31 is filled into the air storage bag 29 through the first air outlet pipe 312 to supplement the air storage bag 29 with air;
it should be understood that the first air outlet pipe 312 is provided with the one-way valve, and meanwhile, the pipe diameter of the first air outlet pipe 312 is smaller than that of the first air inlet pipe 311, when the first air inlet pipe 311 is inflated into the first chamber 31, the air is not completely discharged out of the first chamber 31 through the first air outlet pipe 312, so that the gas filled into the first chamber 31 by the first air inlet pipe 311 can push the chip cutter 23 to reset;
and the first air outlet pipe 312 with small pipe diameter can enable the chip cutter 23 to slide at a uniform speed due to the small pipe diameter of the first air outlet pipe 312 when the piston rod 30 extrudes the air in the first chamber 31 when the chip cutter 23 slides again under the centrifugal force after the control valve on the first air inlet pipe 311 is closed, so that the grinding effect on the repairing surface is further improved.
Referring to fig. 1 and 12, the mounting plate 22 is provided with an exhaust hole 24, and the exhaust hole 24 is communicated with the third connecting cylinder 292 through the first overflow pipe 20;
by providing the vent hole 24 on one side of the chip cutter 23, when the gas pressure in the third connecting cylinder 292 breaks through the overflow valve in the first overflow pipe 20, the gas enters into the vent hole 24 and is discharged to blow to the surface of the polished object, and the surface is cleaned by blowing, so that the repairing effect of the chip cutter 23 is improved.
Example 2:
referring to fig. 6, 9, 10 and 11, a crystal welding device for repairing a roll is basically the same as that of example 1, and further comprises: the connecting disc 2 is fixedly connected with a first connecting cylinder 33, the first connecting cylinder 33 is connected with a first sliding plug rod 331 in a sliding way, one end of the first sliding plug rod 331 is fixedly connected with a supporting plate 332, the supporting plate 332 is fixedly connected with sanding paper 333, the piston cylinder 3 is divided into a second cavity 32 through a piston rod 30, the second cavity 32 is communicated with the first connecting cylinder 33 through a second air outlet pipe 322, the piston cylinder 3 is fixedly communicated with a second air inlet pipe 321, and the second air inlet pipe 321 is communicated with the second cavity 32;
the device is provided with the polishing sand paper 333, so that when the cutting knife 23 repairs the rolled body 5 and the rolled neck 6, the repairing surface is polished, and the rust removing effect before welding is further improved;
and the polishing sand paper 333 is arranged on the first sliding plug rod 331 in the first connecting cylinder 33, so that the polishing sand paper 333 can slide, the fit between the polishing sand paper 333 and the repairing surface is changed, the polishing sand paper 333 is tightly attached to the repairing surface, and the polishing effect on the repairing surface is improved;
when the device slides under the action of centrifugal force through the chip cutter 23, the piston rod 30 in the piston cylinder 3 is pulled, the second chamber 32 is inflated through the second air inlet pipe 321, so that the second chamber 32 is inflated with air, and when the chip cutter 23 is reset, the piston rod 30 presses the air in the second chamber 32 and is discharged into the first connecting cylinder 33 through the second air outlet pipe 322, so that the first sliding plug rod 331 in the first connecting cylinder 33 is pushed, and the sanding sand paper 333 is tightly attached to the repairing surface;
it should be understood that the second air inlet pipe 321 and the second air outlet pipe 322 are respectively provided with a check valve.
Further, the second overflow pipe 34 is fixedly connected to the first connecting cylinder 33, when the gas pressure in the first connecting cylinder 33 breaks through the overflow valve in the second overflow pipe 34, the gas in the first connecting cylinder 33 is discharged into the high-pressure gas storage tank 35 through the second overflow pipe 34 for storage, so that the working time of the gas filling device for filling the high-pressure gas storage tank 35 can be reduced, and the gas pressure value in the high-pressure gas storage tank 35 can reach the set value more quickly;
referring to fig. 10, a second connecting cylinder 4 is fixedly connected to the connecting disc 2, a fourth sliding plug rod 43 is fixedly connected to the first polishing plate 44, one end of the fourth sliding plug rod 43 is slidably connected to the second connecting cylinder 4, a second sliding plug rod 41 is slidably connected to the second connecting cylinder 4, the second sliding plug rod 41 is fixedly connected with the fourth sliding plug rod 43 through a second spring 42, and the tail end of the second sliding plug rod 41 corresponds to the connecting plate 25;
when the chip cutter 23 approaches to the peripheral outer wall of the connecting disc 2 under the action of centrifugal force of the connecting disc 2, the connecting plate 25 pushes the second sliding plug rod 41, so that the second sliding plug rod 41 slides into the second connecting cylinder 4, and pushes the second spring 42 in the sliding process, when the second spring 42 is pushed, the fourth sliding plug rod 43 pushes the first grinding plate 44 to be further clung to the inner wall of the connecting groove of the rolling body 5, and the efficiency and effect of grinding and repairing the inner wall are improved.
Referring to fig. 7 and 11, the connection pad 2 is provided with the second polishing plate 47 on the opposite surface of the first polishing plate 44, the second polishing plate 47 is fixedly connected with the limit lever 471, the limit lever 471 is slidably connected on the connection pad 2, and the polishing effect on the inner wall of the connecting groove of the rolling body 5 is further improved by arranging the second polishing plate 47 at the opposite position of the first polishing plate 44.
Referring to fig. 7, a gear 45 is rotatably connected to the connection disc 2, racks 46 are fixedly connected to the first polishing plate 44 and the second polishing plate 47, the two racks 46 are meshed with the gear 45, and the two racks 46 are respectively located on two sides of the gear 45;
the first polishing plate 44 and the second polishing plate 47 are connected through the rack 46 and the gear 45, when the first polishing plate 44 and the second polishing plate 47 are clung to the inner wall of the connecting groove of the rolling body 5 through centrifugal force, the second sliding plug rod 41 and the fourth sliding plug rod 43 in the second connecting cylinder 4 push the first polishing plate 44, so that the second polishing plate 47 is clung to the inner wall of the connecting groove of the rolling body 5, the polishing effect of clung to the inner wall of the connecting groove of the rolling body 5 is improved, and the repairing effect of the roller before welding is improved.
The device comprises a bottom plate 1, wherein a vertical plate 11 is arranged on the bottom plate 1, a rotating shaft 12 is rotatably connected to the vertical plate 11 through a bearing, a motor 13 is arranged on the bottom plate 1, and the output end of the motor 13 is connected with the rotating shaft 12 through a synchronous belt 14 so as to drive the rotating shaft 12 to rotate;
furthermore, the connecting discs 2 are respectively arranged at two ends of the rotating shaft 12, so that the rolling body 5 and the rolling neck 6 can be repaired at the same time;
through setting up centre gripping lifting module 7, carry out the centre gripping to rolling body 5, rolling neck 6 and fix to through going up and down, will roll the connecting groove on the body 5 and roll the axle center of neck 6 alignment connection pad 2, more make things convenient for the use of device.
The clamping lifting module 7 can be provided with a mechanical clamping jaw or a clamping plate on the air cylinder to realize the clamping and lifting functions.
According to the invention, the reciprocating sliding chip cutters 23 are arranged, so that the rust removal effect can be achieved by reciprocating grinding on the repairing surfaces of the rolling body 5 and the rolling neck 6, and the reciprocating sliding chip cutters 23 can adapt to repairing surfaces with different diameters, so that the performance of the device in the repairing before welding is improved.
The foregoing description is only illustrative of the preferred embodiment of the present invention, and is not to be construed as limiting the invention, but is to be construed as limiting the invention to any and all simple modifications, equivalent variations and adaptations of the embodiments described above, which are within the scope of the invention, may be made by those skilled in the art without departing from the scope of the invention.
Claims (10)
1. The utility model provides a roll repair is with crystalline welding device, includes connection pad (2) on pivot (12), its characterized in that still includes:
a chute (21) arranged on the end surface of the connecting disc (2), a cutting knife (23) connected in the chute (21),
when the connecting disc (2) rotates, the chip cutter (23) is pushed by centrifugal force to a direction far away from the axis of the connecting disc (2), and then the chip cutter (23) is returned to the axis of the connecting disc (2) from the axis far away from the connecting disc (2) through a driving part, so that the chip cutter (23) reciprocates on the connecting disc (2) to repair the surface of the end face of the roller;
the first grinding plate (44) is arranged on the connecting disc (2) and is used for grinding and repairing the inner wall of the connecting groove of the rolling body (5) when the connecting disc (2) rotates and the first grinding plate (44) is close to the inner wall of the connecting groove of the rolling body (5) of the roller.
2. The crystalline welding device for roll repair according to claim 1, wherein: the cutting tool is characterized in that a mounting plate (22) is slidably connected in the sliding groove (21), the cutting blade (23) is fixedly connected to the mounting plate (22), one end of the sliding groove (21) penetrates through the circumferential outer wall of the connecting disc (2), the other end of the sliding groove (21) penetrates to one side, far away from the circumferential outer wall of the connecting disc (2), a guide rod (28) is fixedly connected in the connecting disc (2), a connecting plate (25) is fixedly connected to the mounting plate (22), and the connecting plate (25) is slidably connected to the guide rod (28).
3. The crystalline welding device for roll repair according to claim 2, wherein: the driving part comprises a piston cylinder (3) which is connected with a piston rod (30) in a sliding manner and a high-pressure air storage tank (35) which is fixedly connected to the connecting disc (2), the piston cylinder (3) is separated by a piston on the piston rod (30) to form a first chamber (31), the first chamber (31) is communicated with the high-pressure air storage tank (35) through a first air inlet pipe (311), a control valve is arranged on the first air inlet pipe (311), and one end of the piston rod (30) is fixedly connected with the connecting plate (25).
4. The crystalline welding device for roll repair according to claim 2, wherein: the novel grinding device is characterized in that a third connecting cylinder (292) is fixedly connected to the connecting disc (2), a third sliding plug rod (293) is connected to the third connecting cylinder (292) in a sliding mode, a grinding stone (295) is fixedly connected to one end of the third sliding plug rod (293), the grinding stone (295) is attached to a cutting knife (23), and one end, far away from the grinding stone (295), of the third sliding plug rod (293) is fixedly connected with one end bottom wall of the third connecting cylinder (292) through a third spring (294).
5. The crystalline welding device for roll repair according to claim 4, wherein: fixedly connected with gas storage bag (29) on connecting plate (25), be connected with slide (26) through the spacing groove on mounting panel (22), slide (26) and gas storage bag (29) are fixed to be connected, fixedly connected with first spring (27) between slide (26) and connecting plate (25), gas storage bag (29) are linked together with third connecting cylinder (292) through connecting pipe (291).
6. The crystalline welding device for roll repair according to claim 5, wherein: the mounting plate (22) is provided with an exhaust hole (24), and the exhaust hole (24) is communicated with the third connecting cylinder (292) through the first overflow pipe (20).
7. A crystalline welding apparatus for roll repair as claimed in claim 3, wherein: the novel sliding plug is characterized in that a first connecting cylinder (33) is fixedly connected to the connecting disc (2), a first sliding plug rod (331) is connected to the first connecting cylinder (33) in a sliding mode, a supporting plate (332) is fixedly connected to one end of the first sliding plug rod (331), polishing sand paper (333) is fixedly connected to the supporting plate (332), a second cavity (32) is separated from the piston cylinder (3) through a piston rod (30), the second cavity (32) is communicated with the first connecting cylinder (33) through a second air outlet pipe (322), a second air inlet pipe (321) is fixedly communicated to the piston cylinder (3), and the second air inlet pipe (321) is communicated with the second cavity (32).
8. The crystalline welding device for roll repair according to claim 1, wherein: fixedly connected with second connecting cylinder (4) on connection pad (2), fixedly connected with fourth slide cock stem (43) on first board (44) of polishing, fourth slide cock stem (43) one end sliding connection is in second connecting cylinder (4), sliding connection has second slide cock stem (41) in second connecting cylinder (4), fixedly connected through second spring (42) between second slide cock stem (41) and fourth slide cock stem (43), second slide cock stem (41) end is corresponding with connecting plate (25).
9. The crystalline welding device for roll repair of claim 8, wherein: the connecting disc (2) is provided with a second polishing plate (47) on the opposite surface of the first polishing plate (44), a limit rod (471) is fixedly connected to the second polishing plate (47), and the limit rod (471) is slidably connected to the connecting disc (2).
10. The crystalline welding device for roll repair according to claim 9, wherein: the connecting disc (2) is rotationally connected with a gear (45), racks (46) are fixedly connected to the first polishing plate (44) and the second polishing plate (47), the two racks (46) are meshed with the gear (45), and the two racks (46) are respectively located on two sides of the gear (45).
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| Application Number | Priority Date | Filing Date | Title |
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| CN202311006718.7A CN116728000B (en) | 2023-08-11 | 2023-08-11 | Crystallization welding device for repairing roller |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311006718.7A CN116728000B (en) | 2023-08-11 | 2023-08-11 | Crystallization welding device for repairing roller |
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| CN116728000A CN116728000A (en) | 2023-09-12 |
| CN116728000B true CN116728000B (en) | 2023-10-24 |
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Citations (5)
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|---|---|---|---|---|
| JPH07227606A (en) * | 1994-02-21 | 1995-08-29 | Hitachi Ltd | Grindstone dressing method and rolling machine for on-line roll grinding device |
| CN207593504U (en) * | 2017-10-26 | 2018-07-10 | 常州市金牛研磨有限公司 | The grinding-polishing disk of replaceable polished silicon wafer |
| CN212735658U (en) * | 2020-08-24 | 2021-03-19 | 博瑞(江苏)环保设备有限公司 | Centrifugal staving of pulling force brush dish of polishing |
| CN113561002A (en) * | 2021-09-26 | 2021-10-29 | 江苏中为金属制造有限公司 | Grinding machine tool for machining high-precision metal workpiece products |
| CN114669603A (en) * | 2022-04-06 | 2022-06-28 | 一重集团常州市华冶轧辊股份有限公司 | Roller surface defect detection and repair system and working method thereof |
-
2023
- 2023-08-11 CN CN202311006718.7A patent/CN116728000B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07227606A (en) * | 1994-02-21 | 1995-08-29 | Hitachi Ltd | Grindstone dressing method and rolling machine for on-line roll grinding device |
| CN207593504U (en) * | 2017-10-26 | 2018-07-10 | 常州市金牛研磨有限公司 | The grinding-polishing disk of replaceable polished silicon wafer |
| CN212735658U (en) * | 2020-08-24 | 2021-03-19 | 博瑞(江苏)环保设备有限公司 | Centrifugal staving of pulling force brush dish of polishing |
| CN113561002A (en) * | 2021-09-26 | 2021-10-29 | 江苏中为金属制造有限公司 | Grinding machine tool for machining high-precision metal workpiece products |
| CN114669603A (en) * | 2022-04-06 | 2022-06-28 | 一重集团常州市华冶轧辊股份有限公司 | Roller surface defect detection and repair system and working method thereof |
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| CN116728000A (en) | 2023-09-12 |
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