CN203109721U - Magnetic force polishing equipment for non-permeability magnetic material inner cavity straight welded seams - Google Patents
Magnetic force polishing equipment for non-permeability magnetic material inner cavity straight welded seams Download PDFInfo
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- CN203109721U CN203109721U CN 201320078128 CN201320078128U CN203109721U CN 203109721 U CN203109721 U CN 203109721U CN 201320078128 CN201320078128 CN 201320078128 CN 201320078128 U CN201320078128 U CN 201320078128U CN 203109721 U CN203109721 U CN 203109721U
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Abstract
The utility model discloses magnetic force polishing equipment for non-permeability magnetic material inner cavity straight welded seams. The magnetic force polishing equipment for the non-permeability magnetic material inner cavity straight welded seams comprises a magnetic field generator device, a magnetism grinding tool (27), a vibrating device, guiding supports, a clamping device and a traction device. The magnetic field generator device is arranged at the bottom of the magnetism grinding tool (27), and the guiding supports are arranged on two sides of the magnetic field generator device. A workpiece (26) is placed on the guiding supports and matched with the guiding supports in a sliding mode. A closed magnetic loop is formed by the magnetism grinding tool (27) placed inside the workpiece (26) with a permanent magnet (29) inside the magnetic field generator device and magnetic poles (6). According to the magnetic force polishing equipment for the non-permeability magnetic material inner cavity straight welded seams, the magnetism grinding tool can walk freely in the workpiece or the inner cavity of a container through the function of magnetic force, and the problems that due to the particularity of the part structure in the actual production, a grinding tool cannot or is not inconveniently stretched into the workpiece of all kinds of non-permeability magnetic materials in the inner cavity, or welded seams of the inner cavity of the container are difficult to process. The magnetic force polishing equipment for the non-permeability magnetic material inner cavity straight welded seams is simple in structure and low in cost and has high use values.
Description
Technical field
The utility model relates to extraordinary welding processing and make the field, what be specifically related to is non-magnet material inner chamber straight weld magnetic force polissoir.
Background technology
Stainless steel tube is a kind of rectangular circular steel of hollow, seamless steel pipe and welded still pipe (seamed pipe, welded tube) two big classes be can be divided into, industrial conveyance conduit such as oil, chemical industry, medical treatment, food, light industry, machinery instrument and machine structural parts etc. mainly are widely used in.The welded still pipe production technology is simple, the production efficiency height, and description is many, and equipment investment is few.Owing to the progress of continuously casting and continuously rolling technology and the application of various new welding technology and Dynamic Non-Destruction Measurement, the quality of stainless steel welded pipe improves constantly in recent years, can part substitute stainless steel seamless pipe in each use field, and price hangs down 20% approximately than seamless pipe.Welded tube and seamless pipe respectively account for 50% in the stainless steel tube that current industrial is used.But stainless steel welded pipe inner and outer welding reinforcement (comprising the weld seam burr) the particularly removal problem of inside weld reinforcement (comprising the weld seam burr) is perplexing stainless steel welded pipe manufacturing enterprise always, influences it and further promotes the use of.
The method of removing inside weld at present has: control welding procedure (inwall gas tropsch technology); Online removing (facing, milling method, roll-in method, oxidizing process, electro-erosion process, vibration hammer striking etc.); Line is removed (wheel grinding method and slicing method etc.) outward.Control welding procedure (inwall gas tropsch technology) is that inwall is filled the drop of holding fusion with the inert gas of certain pressure, do not make it sagging, thereby do not form the weldering thorn, therefore need a certain amount of inert gas and better seal condition, and the inside weld reinforcement is wayward; Online removing (facing, milling method, roll-in method, oxidizing process, electro-erosion process, vibration hammer striking etc.) and line are removed (wheel grinding method and slicing method etc.) outward all has elongated knife bar (to be generally 3m~8m) or knife rest, therefore in use to have the following problem: Installation and Debugging difficulty relatively when changing specification; For adapting to different production specifications, knife bar is many to assemble fixing relatively difficulty by 3~4 sections; When welded tube was longer, fixing point was longer apart from cutting point, and the cutter head part often produces bigger swing and twisting, made inner-burr cleaning problems such as unclean often occur scraping partially, scrape deeply, scrape.For the non-magnetic conduction container of other shape, the processing of its inside weld never has good method, and is main by manual processing.
The utility model content
The utility model purpose provides a kind of non-magnet material inner chamber straight weld magnetic force polissoir, and it can solve existing problem in the background technology effectively.
In order to solve existing problem in the background technology, it comprises magnetic field generator device, magnetic grinding tool 27, vibrating device, guiding support, clamping device and draw-gear and forms; Described magnetic field generator device is arranged on the bottom of magnetic grinding tool 27, its both sides are provided with guiding and support, the guiding that is placed on workpiece 26 supports upward and with it and is slidingly matched, be placed on the permanent magnet 29 in magnetic grinding tool 27 and the field generator for magnetic in the workpiece 26, magnetic pole 6 forms an enclosed magnetic loop, the bottom of described field generator for magnetic is equipped with vibrating device, its both sides are equipped with wheel bracket 1, the guide wheel assembly of arranging in a triangle 2 is installed on this wheel bracket 1, the bottom of described vibrating device is equipped with draw-gear, this draw-gear fixedly has pull rope, the two ends of this pull rope link to each other with the clamping device that is fixed on workpiece 26 two ends through guide wheel assembly 2 respectively, and described wheel bracket 1 inboard is provided with travel switch 3.
Described magnetic field generator device comprises every magnetic vibration slide unit 32, described top every magnetic vibration slide unit 32 is provided with groove, the bottom of this groove is provided with permanent magnet 29, be provided with magnetic isolation plate 28 above the described permanent magnet 29, the two ends mirror image of described magnetic isolation plate 28 is provided with magnetic pole 6, its both sides are provided with magnetic isolation plate 30, and by every magnetic pinching screw 7 magnetic isolation plate 28, permanent magnet 29 and magnetic pole 6 being fixed in the groove, described bottom every magnetic vibration slide unit 32 is provided with the guide chute of pegging graft and cooperating with eccentric shaft 8.
Described vibrating device comprises support 20, small pulley assembly 23, belt 25, big pulley assemblies 31, slide unit support 33 and eccentric shaft 8; The base of described support 20 is provided with installing hole, and fix by threaded fastener and ground, end face is equipped with vibrating motor 22 on it, the output axle head of this vibration motor 22 passes the last end face of support 20, small pulley assembly 23 links to each other with the output axle head of vibrating motor 22 by key, described slide unit support 33 integral body are the platform of rectangle, the both sides of its lower end fixedly have the guiding supporting leg respectively, the big pulley assemblies 31 that cooperates with the 23 belt wheel transmissions of small pulley assembly is installed on this slide unit support 33, described big pulley assemblies 31 is provided with eccentric pivot hole, eccentric shaft 8 is fixedly arranged in this eccentric pivot hole, the other end of described eccentric shaft 8 is inserted in the guide chute of magnetic vibration slide unit 32, and with its matched in clearance.
Described guiding supports and comprises guiding trestle 5, adjustable guide plate 40 and roll assembly 41; The bottom of described guiding trestle 5 is fixed on the ground by threaded fastener, and its upper end is equipped with the rod assembly 41 that is rotatably assorted with it, and the both sides mirror image of this rod assembly 41 is provided with guide plate 40, the external diameter apart from applying workpiece 26 between the described guide plate 40.
Described clamping device comprises collet 9, wedge 10, binding nut 11 and pull bar 12; Described clamping device is buckled in the hole at workpiece 26 two ends, described collet 9 integral body are the hollow ring structures that surrounded by three elasticity jaws, the internal diameter of the external diameter applying workpiece 26 of this collet 9, its inside is provided with the conical bore concentric with it, described wedge 10 integral body are conical structure, this wedge 10 is pegged graft with the conical bore in the collet 9 and is cooperated, the vertex of a cone end of described wedge 10 is provided with the pull bar 12 of fixedlying connected with it, the other end of this pull bar 12 and binding nut 11 are by being threaded, and fix with coupling sleeve 15 sockets, the outside of these coupling sleeve 15 other ends is socketed with draw ring 14, and described draw ring 14 is fixed into one by handle block 13 and coupling sleeve 15.
Described draw-gear is by reducing motor 17, and shaft coupling 19, drum shaft 36 and roller shelves 39 are formed; Described roller shelves 39 is arranged on the bottom of magnetic field generator, the bottom of this roller shelves 39 is fixed on the ground by threaded connector, its upper end offers axis hole, bearing 37 is installed in this axis hole, the two ends of described drum shaft 36 are separately fixed in the bearing 37, the fixed outside of this drum shaft 36 has cylinder 38, the output shaft of described reducing motor 17 is fixedlyed connected with the end of drum shaft 36 through shaft coupling 19, an other end cap of described drum shaft 36 has bearing cap 35, the middle part of described cylinder 38 is provided with a circle flange, mirror image is provided with flange hole on this flange, in the flange hole hole of this flange pull rope 16 is arranged fixedly, the two ends of described pulling rope 16 link to each other with draw ring 14 through guide wheel assembly 2 respectively.
Owing to adopted above technical scheme, the utlity model has following beneficial effect: because the magnetic grinding tool relies on the magnetic field of the magnetic field generator generation of workpiece or external container fully in the motion of workpiece or inner surface of container, the magnetic grinding tool can be walked freely at workpiece or container intracavity by the effect of magnetic force, solved effectively all sidedly in the production reality since the particularity grinding tool of design of part itself can not or inconvenient various non-magnet material workpiece or the container intracavity weld seam problem of difficult processing that stretches into inner chamber, device structure is simple, cost is low, has higher use value.
Description of drawings
In order to be illustrated more clearly in the utility model, below in conjunction with accompanying drawing embodiment is done simple introduction.
Fig. 1 is structural representation of the present utility model;
Fig. 2 is planar structure schematic diagram of the present utility model;
Fig. 3 is the cross-sectional view of A-A among Fig. 2;
Fig. 4 is the cross-sectional view of B-B among Fig. 2;
Fig. 5 is the partial structurtes schematic diagram of wheel bracket part among Fig. 2;
Fig. 6 is the partial structurtes schematic diagram of magnetic field generator device among Fig. 2, vibrating device and draw-gear part;
Fig. 7 is the partial structurtes schematic diagram of clamping device part among Fig. 2;
Fig. 8 is the partial structurtes schematic diagram of vibrating device part among Fig. 3;
Fig. 9 is the partial structurtes schematic diagram of draw-gear part among Fig. 3.
The specific embodiment
For technological means, creation characteristic that the utility model is realized, reach purpose and effect is easy to understand, the accompanying drawing below in conjunction with among the utility model embodiment is clearly and completely described the technical scheme among the utility model embodiment.
Referring to Fig. 1-3, this specific embodiment is to be achieved by the following technical solutions, and it comprises magnetic field generator device, magnetic grinding tool 27, vibrating device, guiding support, clamping device and draw-gear and forms; Described magnetic field generator device is arranged on the bottom of magnetic grinding tool 27, its both sides are provided with guiding and support, the guiding that is placed on workpiece 26 supports upward and with it and is slidingly matched, be placed on the permanent magnet 29 in magnetic grinding tool 27 and the field generator for magnetic in the workpiece 26, magnetic pole 6 forms an enclosed magnetic loop, the bottom of described field generator for magnetic is equipped with vibrating device, its both sides are equipped with wheel bracket 1, the guide wheel assembly of arranging in a triangle 2 is installed on this wheel bracket 1, the bottom of described vibrating device is equipped with draw-gear, this draw-gear fixedly has pull rope, the two ends of this pull rope link to each other with the clamping device that is fixed on workpiece 26 two ends through guide wheel assembly 2 respectively, and described wheel bracket 1 inboard is provided with travel switch 3.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 6, described magnetic field generator device comprises every magnetic vibration slide unit 32, described top every magnetic vibration slide unit 32 is provided with groove, the bottom of this groove is provided with permanent magnet 29, be provided with magnetic isolation plate 28 above the described permanent magnet 29, the two ends mirror image of described magnetic isolation plate 28 is provided with magnetic pole 6, its both sides are provided with magnetic isolation plate 30, and by every magnetic pinching screw 7 magnetic isolation plate 28, permanent magnet 29 and magnetic pole 6 being fixed in the groove, described bottom every magnetic vibration slide unit 32 is provided with the guide chute of pegging graft and cooperating with eccentric shaft 8.
Referring to Fig. 1, Fig. 2, Fig. 3 and Fig. 8, described vibrating device comprises support 20, small pulley assembly 23, belt 25, big pulley assemblies 31, slide unit support 33 and eccentric shaft 8; The base of described support 20 is provided with installing hole, and fix by threaded fastener and ground, end face is equipped with vibrating motor 22 on it, the output axle head of this vibration motor 22 passes the last end face of support 20, small pulley assembly 23 links to each other with the output axle head of vibrating motor 22 by key, described slide unit support 33 integral body are the platform of rectangle, the both sides of its lower end fixedly have the guiding supporting leg respectively, the big pulley assemblies 31 that cooperates with the 23 belt wheel transmissions of small pulley assembly is installed on this slide unit support 33, described big pulley assemblies 31 is provided with eccentric pivot hole, eccentric shaft 8 is fixedly arranged in this eccentric pivot hole, the other end of described eccentric shaft 8 is inserted in the guide chute of magnetic vibration slide unit 32, and with its matched in clearance, vibrating motor 22 drives small pulley assembly 23 and drives big pulley assemblies 31 rotations in the mode of being with transmission, big pulley assemblies 31 drives every 32 vibrations of magnetic vibration slide unit by eccentric shaft 8 when rotating, and the vibration frequency changing by the rotating speed that changes vibrating motor 22 every the magnetic vibration slide unit satisfies processing request.
Referring to Fig. 1, Fig. 2 and Fig. 4, described guiding supports and comprises guiding trestle 5, adjustable guide plate 40 and roll assembly 41; The bottom of described guiding trestle 5 is fixed on the ground by threaded fastener, and its upper end is equipped with the rod assembly 41 that is rotatably assorted with it, and the both sides mirror image of this rod assembly 41 is provided with guide plate 40, the external diameter apart from applying workpiece 26 between the described guide plate 40.
Referring to Fig. 1, Fig. 2 and Fig. 7, described clamping device comprises collet 9, wedge 10, binding nut 11 and pull bar 12; Described clamping device is buckled in the hole at workpiece 26 two ends, described collet 9 integral body are the hollow ring structures that surrounded by three elasticity jaws, the internal diameter of the external diameter applying workpiece 26 of this collet 9, its inside is provided with the conical bore concentric with it, described wedge 10 integral body are conical structure, this wedge 10 is pegged graft with the conical bore in the collet 9 and is cooperated, the vertex of a cone end of described wedge 10 is provided with the pull bar 12 of fixedlying connected with it, the other end of this pull bar 12 and binding nut 11 are by being threaded, and fix with coupling sleeve 15 sockets, the outside of these coupling sleeve 15 other ends is socketed with draw ring 14, described draw ring 14 is fixed into one by handle block 13 and coupling sleeve 15, and keeps pull bar 12 not rotate by handle block 13.
Referring to Fig. 1, Fig. 2, Fig. 3, Fig. 6 and Fig. 9, described draw-gear is by reducing motor 17, and shaft coupling 19, drum shaft 36 and roller shelves 39 are formed; Described roller shelves 39 is arranged on the bottom of magnetic field generator, the bottom of this roller shelves 39 is fixed on the ground by threaded connector, its upper end offers axis hole, bearing 37 is installed in this axis hole, the two ends of described drum shaft 36 are separately fixed in the bearing 37, the fixed outside of this drum shaft 36 has cylinder 38, the output shaft of described reducing motor 17 is fixedlyed connected with the end of drum shaft 36 through shaft coupling 19, an other end cap of described drum shaft 36 has bearing cap 35, the middle part of described cylinder 38 is provided with a circle flange, mirror image is provided with flange hole on this flange, in the flange hole hole of this flange pull rope 16 is arranged fixedly, the two ends of described pulling rope 16 link to each other with draw ring 14 through guide wheel assembly 2 respectively; Reducing motor 17 rotates by shaft coupling 19 head rolls 38, and an end is fixed on the automatic circulation that pull rope 16 on the cylinder 38 is realized length feeds by guide wheel assembly 2, draw ring 14 workpiece 26 and can be realized length feed by travel switch 3 and handle block 13.
Embodiment 1
With clamping device clamping work pieces 26, magnetic grinding tool 27 put into the inner chamber of workpiece 26 and make straight weld and magnetic grinding tool 27 places directly over the magnetic pole 6, send for respectively then vibrating motor 22 and reducing motor 17, magnetic grinding tool 27 is along the direction of feed double vibrations, under the control of travel switch 3, workpiece 26 is realized the automatic circulation of length feed.
With clamping device clamping work pieces 26, select for use 80# magnetic abrasive stick to put into workpiece 26 inner chambers and make straight weld and 80# magnetic abrasive stick places directly over the magnetic pole 6, direction of feed double vibrations frequency f=5Hz, amplitude A=20mm, length feed speed 100mm/min, grinding can polish the weld seam protuberance after 20 minutes.
Correct grinding weld seam: with clamping device clamping work pieces 26, select for use 120# magnetic abrasive stick to put into workpiece 26 inner chambers and make straight weld and 120# magnetic abrasive stick places directly over the magnetic pole 6, direction of feed double vibrations frequency f=7Hz, amplitude A=25mm, length feed speed 80mm/min, after the grinding 25 minutes, weld seam fineness can reach Ra1.6 μ m.
Embodiment 4
Polishing weld seam: with clamping device clamping work pieces 26, select for use the loose magnetic abrasive of 200# to put into workpiece 26 inner chambers and make straight weld and magnetic abrasive that 200# is loose places directly over the magnetic pole 6, direction of feed double vibrations frequency f=3Hz, amplitude A=10mm, length feed speed 50mm/min, after the grinding 20 minutes, weld seam fineness can reach Ra0.4 μ m.
It should be noted that at last: above embodiment only in order to the technical solution of the utility model to be described, is not intended to limit; Although with reference to previous embodiment the utility model is had been described in detail, those of ordinary skill in the art is to be understood that, it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the utility model.
Claims (6)
1. non-magnet material inner chamber straight weld magnetic force polissoir is characterized in that it comprises magnetic field generator device, magnetic grinding tool (27), vibrating device, guiding support, clamping device and draw-gear and forms; Described magnetic field generator device is arranged on the bottom of magnetic grinding tool (27), its both sides are provided with guiding and support, the guiding that is placed on workpiece (26) supports upward and with it and is slidingly matched, be placed on the interior magnetic grinding tool (27) of workpiece (26) and the permanent magnet (29) in the field generator for magnetic, magnetic pole (6) forms an enclosed magnetic loop, the bottom of described field generator for magnetic is equipped with vibrating device, its both sides are equipped with wheel bracket (1), the guide wheel assembly of arranging in a triangle (2) is installed on this wheel bracket (1), the bottom of described vibrating device is equipped with draw-gear, this draw-gear fixedly has pull rope, the two ends of this pull rope are passed through guide wheel assembly (2) respectively and are linked to each other with the clamping device that is fixed on workpiece (26) two ends, and described wheel bracket (1) inboard is provided with travel switch (3).
2. non-magnet material inner chamber straight weld magnetic force polissoir according to claim 1, it is characterized in that described magnetic field generator device comprises every magnetic vibration slide unit (32), described top every magnetic vibration slide unit (32) is provided with groove, the bottom of this groove is provided with permanent magnet (29), be provided with magnetic isolation plate (28) above the described permanent magnet (29), the two ends mirror image of described magnetic isolation plate (28) is provided with magnetic pole (6), its both sides are provided with magnetic isolation plate (30), and pass through every magnetic pinching screw (7) magnetic isolation plate (28), permanent magnet (29) and magnetic pole (6) are fixed in the groove, and described bottom every magnetic vibration slide unit (32) is provided with the guide chute of pegging graft and cooperating with eccentric shaft (8).
3. non-magnet material inner chamber straight weld magnetic force polissoir according to claim 1 is characterized in that described vibrating device comprises support (20), small pulley assembly (23), belt (25), big pulley assemblies (31), slide unit support (33) and eccentric shaft (8); The base of described support (20) is provided with installing hole, and fix by threaded fastener and ground, end face is equipped with vibrating motor (22) on it, the output axle head of this vibration motor (22) passes the last end face of support (20), small pulley assembly (23) links to each other by the output axle head of key with vibrating motor (22), described slide unit support (33) integral body is the platform of rectangle, the both sides of its lower end fixedly have the guiding supporting leg respectively, the big pulley assemblies (31) that cooperates with small pulley assembly (23) belt wheel transmission is installed on this slide unit support (33), described big pulley assemblies (31) is provided with eccentric pivot hole, eccentric shaft (8) is fixedly arranged in this eccentric pivot hole, the other end of described eccentric shaft (8) is inserted in the guide chute of magnetic vibration slide unit (32), and with its matched in clearance.
4. non-magnet material inner chamber straight weld magnetic force polissoir according to claim 1 is characterized in that described guiding support comprises guiding trestle (5), adjustable guide plate (40) and roll assembly (41); The bottom of described guiding trestle (5) is fixed on the ground by threaded fastener, its upper end is equipped with the rod assembly (41) that is rotatably assorted with it, the both sides mirror image of this rod assembly (41) is provided with guide plate (40), the external diameter apart from applying workpiece (26) between the described guide plate (40).
5. non-magnet material inner chamber straight weld magnetic force polissoir according to claim 1 is characterized in that described clamping device comprises collet (9), wedge (10), binding nut (11) and pull bar (12); Described clamping device is buckled in the hole at workpiece (26) two ends, described collet (9) integral body is the hollow ring structure that is surrounded by three elasticity jaws, the internal diameter of the external diameter applying workpiece (26) of this collet (9), its inside is provided with the conical bore concentric with it, described wedge (10) integral body is conical structure, this wedge (10) is pegged graft with the conical bore in the collet (9) and is cooperated, the vertex of a cone end of described wedge (10) is provided with the pull bar (12) of fixedlying connected with it, the other end of this pull bar (12) and binding nut (11) are by being threaded, and fix with coupling sleeve (15) socket, the outside of this coupling sleeve (15) other end is socketed with draw ring (14), and described draw ring (14) is fixed into one by handle block (13) and coupling sleeve (15).
6. non-magnet material inner chamber straight weld magnetic force polissoir according to claim 1 is characterized in that described draw-gear by reducing motor (17), and shaft coupling (19), drum shaft (36) and roller shelves (39) are formed; Described roller shelves (39) is arranged on the bottom of magnetic field generator, the bottom of this roller shelves (39) is fixed on the ground by threaded connector, its upper end offers axis hole, bearing (37) is installed in this axis hole, the two ends of described drum shaft (36) are separately fixed in the bearing (37), the fixed outside of this drum shaft (36) has cylinder (38), the output shaft of described reducing motor (17) is fixedlyed connected with the end of drum shaft (36) through shaft coupling (19), an other end cap of described drum shaft (36) has bearing cap (35), the middle part of described cylinder (38) is provided with a circle flange, mirror image is provided with flange hole on this flange, pull rope (16) is fixedly arranged in the flange hole hole of this flange, and the two ends of described pulling rope (16) are passed through guide wheel assembly (2) respectively and are linked to each other with draw ring (14).
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CN 201320078128 CN203109721U (en) | 2013-02-05 | 2013-02-05 | Magnetic force polishing equipment for non-permeability magnetic material inner cavity straight welded seams |
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CN 201320078128 CN203109721U (en) | 2013-02-05 | 2013-02-05 | Magnetic force polishing equipment for non-permeability magnetic material inner cavity straight welded seams |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103128604A (en) * | 2013-02-05 | 2013-06-05 | 太原理工大学 | Magnetic polishing device for straight welded joint of inner cavity made of non-permeability magnetic materials |
CN115014683A (en) * | 2022-08-09 | 2022-09-06 | 太原理工大学 | Three-component standard vibration table based on magnetic suspension decoupling device |
-
2013
- 2013-02-05 CN CN 201320078128 patent/CN203109721U/en not_active Expired - Fee Related
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103128604A (en) * | 2013-02-05 | 2013-06-05 | 太原理工大学 | Magnetic polishing device for straight welded joint of inner cavity made of non-permeability magnetic materials |
CN115014683A (en) * | 2022-08-09 | 2022-09-06 | 太原理工大学 | Three-component standard vibration table based on magnetic suspension decoupling device |
CN115014683B (en) * | 2022-08-09 | 2022-11-11 | 太原理工大学 | Three-component standard vibration table based on magnetic suspension decoupling device |
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Granted publication date: 20130807 Termination date: 20140205 |