CN116810375B - Metal winding gasket with inner ring and outer ring and preparation process thereof - Google Patents
Metal winding gasket with inner ring and outer ring and preparation process thereof Download PDFInfo
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- CN116810375B CN116810375B CN202310936282.5A CN202310936282A CN116810375B CN 116810375 B CN116810375 B CN 116810375B CN 202310936282 A CN202310936282 A CN 202310936282A CN 116810375 B CN116810375 B CN 116810375B
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- 238000004804 winding Methods 0.000 title claims abstract description 76
- 229910052751 metal Inorganic materials 0.000 title claims abstract description 53
- 239000002184 metal Substances 0.000 title claims abstract description 53
- 238000002360 preparation method Methods 0.000 title claims abstract description 31
- 239000000463 material Substances 0.000 claims abstract description 240
- 238000007789 sealing Methods 0.000 claims abstract description 74
- 238000003825 pressing Methods 0.000 claims abstract description 73
- 238000004519 manufacturing process Methods 0.000 claims abstract description 13
- 238000003860 storage Methods 0.000 claims abstract description 10
- 229910000831 Steel Inorganic materials 0.000 claims description 37
- 239000010959 steel Substances 0.000 claims description 37
- 238000000034 method Methods 0.000 claims description 22
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 19
- 230000001360 synchronised effect Effects 0.000 claims description 19
- 238000005520 cutting process Methods 0.000 claims description 18
- 239000000843 powder Substances 0.000 claims description 18
- 239000010439 graphite Substances 0.000 claims description 13
- 229910002804 graphite Inorganic materials 0.000 claims description 13
- 239000010720 hydraulic oil Substances 0.000 claims description 12
- 239000010445 mica Substances 0.000 claims description 12
- 229910052618 mica group Inorganic materials 0.000 claims description 12
- 238000010438 heat treatment Methods 0.000 claims description 11
- 238000002156 mixing Methods 0.000 claims description 8
- 239000002994 raw material Substances 0.000 claims description 8
- 238000005245 sintering Methods 0.000 claims description 8
- 238000003466 welding Methods 0.000 claims description 6
- 238000000465 moulding Methods 0.000 claims description 5
- 230000005540 biological transmission Effects 0.000 claims description 3
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 8
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 8
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 6
- ZOKXTWBITQBERF-UHFFFAOYSA-N Molybdenum Chemical compound [Mo] ZOKXTWBITQBERF-UHFFFAOYSA-N 0.000 description 4
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical compound [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 description 4
- 229910001634 calcium fluoride Inorganic materials 0.000 description 4
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- 238000010586 diagram Methods 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
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- 229910045601 alloy Inorganic materials 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 244000309464 bull Species 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000001125 extrusion Methods 0.000 description 2
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- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
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- 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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Abstract
The invention discloses a metal winding gasket with an inner ring and an outer ring and a preparation process thereof, and belongs to the technical field of sealing element preparation. The preparation process of the metal winding gasket with the inner ring and the outer ring comprises a workbench and further comprises the following steps: the material conveying platform comprises a first material conveying platform, a second material conveying platform and a third material conveying platform which are sequentially arranged on the workbench, wherein the first material conveying platform, the second material conveying platform and the third material conveying platform are respectively used for conveying the inner ring, the sealing gasket and the outer ring; the material storage mechanism is fixedly connected with the workbench and is arranged on the upper side of the material conveying table and used for conveying materials to the material conveying table; according to the invention, the pressing mechanism is controlled to operate, so that the pressing mechanism drives the driving assembly to act, the conveying table intermittently conveys the inner ring, the sealing gasket and the outer ring, meanwhile, the inner ring, the outer ring and the sealing gasket can be automatically assembled, the inner ring, the outer ring and the sealing gasket are not required to be manually transported, the operation is more convenient and rapid, and the metal winding gasket assembling and production and preparation efficiency is improved.
Description
Technical Field
The invention relates to the technical field of sealing element preparation, in particular to a metal winding gasket with an inner ring and an outer ring and a preparation process thereof.
Background
The metal winding gasket is a sealing gasket with wide application at present, is a gasket with optimal rebound resilience in a semi-metal sealing gasket, is formed by alternately winding V-shaped or W-shaped thin steel strips and various fillers, can resist high temperature and high pressure and adapt to the conditions of ultralow temperature or vacuum, and can solve the problem of chemical corrosion of various media on the gasket by changing the material combination of the gasket. The metal winding gasket is various, and the existing metal winding gasket is provided with an inner ring and an outer ring, and the limiting and reinforcing of the sealing gasket by the inner ring and the outer ring increase the overall strength and sealing effect of the metal winding gasket.
In the production process of the inner ring, the outer ring and the sealing gasket, the inner ring, the outer ring and the sealing gasket are required to be processed respectively, then the inner ring, the outer ring and the sealing gasket are installed together, when the inner ring, the outer ring and the sealing gasket are installed, the sealing gasket is required to be pressed into the outer ring by using a press machine, and then the outer ring pressed into the sealing gasket and the inner ring are put into another press machine together by manpower, so that the metal winding gasket with the inner ring and the outer ring is formed. In the process of production, frequent transfer of the metal winding gasket is required, the problem that assembly operation is complicated and inconvenient exists, and the preparation efficiency and the preparation effect of the metal winding gasket are affected.
Disclosure of Invention
The invention aims to solve the problems in the prior art and provides a metal winding gasket with inner and outer rings and a preparation process thereof.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
the preparation process of the metal winding gasket with the inner ring and the outer ring comprises a workbench and further comprises the following steps:
the material conveying platform comprises a first material conveying platform, a second material conveying platform and a third material conveying platform which are sequentially arranged on the workbench, wherein the first material conveying platform, the second material conveying platform and the third material conveying platform are respectively used for conveying the inner ring, the sealing gasket and the outer ring;
the material storage mechanism is fixedly connected with the workbench and is arranged on the upper side of the material conveying table and used for conveying materials to the material conveying table; and
the pressing mechanism is arranged at the lower side of the workbench and is connected with a driving assembly for driving the material conveying platform to convey materials.
Preferably, the first material conveying table is provided with a first through hole, the second material conveying table comprises a first chassis fixedly arranged on the workbench, the first chassis is rotationally connected with a first material conveying plate, the first material conveying plate is provided with two second through holes, the third material conveying table comprises a second chassis fixedly arranged on the workbench, the second chassis is rotationally connected with a second material conveying plate, the second material conveying plate is provided with two third through holes, and the aperture of the second through hole is larger than that of the first through hole and smaller than that of the third through hole, and the level of the second through hole is higher than that of the first through hole and smaller than that of the third through hole.
Preferably, the material storage mechanism comprises a mounting plate arranged on the upper side of the material conveying table, a supporting rod is arranged between the mounting plate and the workbench, a first material cylinder, a second material cylinder and a third material cylinder are arranged on the mounting plate, the first material cylinder is arranged on the upper side of the first material conveying table, a first stress plate which is movably propped against the first material conveying plate is fixedly connected to the bottom of the second material cylinder, and a second stress plate which is movably propped against the second material conveying plate is fixedly connected to the bottom of the third material cylinder.
Preferably, the material pressing mechanism comprises a U-shaped frame fixedly arranged on the lower side of the workbench, a hydraulic cylinder is arranged on the U-shaped frame, a piston rod of the hydraulic cylinder is connected with a movable plate, two connecting rods are arranged at the top of the movable plate, each connecting rod is provided with a pressing plate, a material pressing hole matched with the pressing plate is formed in the workbench, one of the material pressing holes is matched with the first through hole and the second through hole, and the other material pressing hole is matched with the second through hole and the third through hole.
Preferably, the driving assembly comprises a first rotating rod fixedly connected with the first material conveying table, a second rotating rod fixedly connected with the first material conveying plate and a third rotating rod fixedly connected with the second material conveying plate, wherein the first rotating rod, the second rotating rod and the third rotating rod are all rotationally connected to the mounting plate, first synchronous wheels are arranged on the first rotating rod and the second rotating rod, a first belt is arranged between the first synchronous wheels, second synchronous wheels are arranged on the second rotating rod and the third rotating rod, and a second belt is arranged between the second synchronous wheels.
Preferably, the driving assembly further comprises a connecting plate fixedly arranged at the bottom of the workbench, a rotating rod is arranged on the connecting plate, a worm and a one-way gear are arranged on the rotating rod, a rack plate meshed with the one-way gear is arranged on the moving plate, a rotating shaft connected with the second rotating rod is rotatably arranged on the workbench, and a worm wheel meshed with the worm is arranged on the rotating shaft.
Preferably, a material collecting barrel is fixedly arranged at the bottom of the workbench, a discharging hole matched with the material collecting barrel is formed in the second chassis, a stud is connected to the bottom of the material collecting barrel in a threaded mode, a bottom plate is arranged at the bottom of the stud, a connecting column is arranged at the top of the bottom plate, and a material taking channel for taking materials is formed in the workbench and the material collecting barrel.
Preferably, the bottom of workstation rotates and is connected with the screw rod that links to each other with the third bull stick, threaded connection has the sleeve on the screw rod, be provided with the connecting rod that links to each other with the aggregate cylinder slip on the sleeve, the connecting rod is kept away from telescopic one end and is connected with the material receiving ring.
Preferably, the method comprises the following steps:
s1: 1) Inner ring preparation: mixing raw material powder, extruding and forming by a forming die to prepare an inner ring shape, and finally forming the inner ring by heating and sintering;
2) Preparing an outer ring: uniformly mixing raw material powder, extruding and forming by a forming die to prepare an outer ring shape, and finally forming the outer ring by a heating and sintering mode;
3) And (3) sheet forming: cutting the width of the steel strip into designed width by a cutting mode, and then stretching and forming the steel strip to form a V-shaped steel strip;
4) And (3) sheet molding: the method comprises the steps of selecting an expanded graphite ribbon and a mica tape as sheets, wherein the expanded graphite ribbon and the mica tape are V-shaped and have the same width as the steel tape;
5) Winding the sheet: firstly, winding a steel belt material for three circles, then spot-welding one end of the inner side of the winding of the steel belt on the steel belt outside the winding, connecting, inserting an expanded graphite belt into the inner side of the winding of the steel belt, winding the steel belt together with the inner side of the winding, cutting the expanded graphite belt into 5 circles, inserting a mica tape, continuing to wind the winding, cutting the mica tape into 4 circles, cutting the three circles of steel belts independently, cutting the steel belt, and spot-welding one end cut by the steel belt on the inner side, thereby completing the preparation of the sealing gasket;
s2: the method comprises the steps that a prepared inner ring is placed in a first charging barrel, a prepared sealing gasket is placed in a second charging barrel, a pressing mechanism is controlled to operate, a piston rod of a hydraulic oil cylinder drives a moving plate to move upwards, the moving plate drives a pressing plate to move upwards at a pressing hole through a connecting rod, then the piston rod of the hydraulic oil cylinder is controlled to move downwards in a resetting mode, the moving plate drives a rack plate to move downwards in the process, the rack plate is meshed with a unidirectional gear to drive a rotating rod and a worm to rotate, the worm is meshed with a worm wheel on the rotating shaft to drive the rotating shaft to rotate, the second rotating rod drives a second rotating rod to rotate, the second rotating rod drives a first rotating rod and a third rotating rod on two sides to rotate through a synchronous wheel and a synchronous belt, the second rotating rod drives the first rotating rod to rotate, and the third rotating rod drives the second rotating rod to rotate;
s3: when the first material conveying table rotates, when the first through hole is aligned with the bottom opening of the first material conveying cylinder, an inner ring placed in the first material conveying cylinder can enter the first through hole, when the second through hole is aligned with the bottom opening of the second material conveying cylinder when the first material conveying plate rotates, a sealing gasket in the second material conveying cylinder can enter the second through hole, when the third through hole is aligned with the bottom opening of the third material conveying cylinder when the second material conveying plate rotates, an outer ring placed in the third material conveying cylinder enters the third through hole, so that one of the second through hole and the first material conveying plate can be aligned and matched with a pressing hole, close to the first material conveying table, on the first material conveying plate, on the other of the second through hole and the third through hole, on the second material conveying plate can be aligned and matched with a pressing hole, close to the third material conveying table, on the first material conveying plate, at the moment, the inner ring is placed on the lower side of the sealing gasket, the hydraulic cylinder is controlled to operate, a piston rod of the hydraulic cylinder drives a moving plate to move upwards, and the moving plate drives the inner ring to move upwards through a connecting rod, so that the inner ring is pressed into the sealing gasket;
s4: then controlling the hydraulic cylinder to drive the movable plate to move downwards, and in the process of moving the movable plate downwards, meshing and driving the rack plate with the unidirectional gear, and driving the rotating rod to rotate by the unidirectional gear, so that the driving assembly operates and the conveying table conveys the inner ring and the sealing gasket in a rotating way;
s5: the second material conveying plate conveys the outer ring in a rotating mode, the sealing gasket pressed into the inner ring continuously rotates along with the first material conveying plate, the first material conveying plate conveys the sealing gasket to be aligned with a third through hole of the second material conveying plate and another material pressing hole of the workbench, the sealing gasket pressed into the inner ring is placed on the lower side of the outer ring, in the process, the first material conveying table and the first material conveying plate continuously convey the inner ring and the sealing gasket in the material barrel, the new inner ring is enabled to be on the lower side of the new sealing gasket again, the hydraulic cylinder is started, a piston rod of the hydraulic cylinder drives the pressing plate to move upwards, one pressing plate presses the inner ring into the inner side of the sealing gasket, the sealing gasket pressed into the inner ring is pressed into the outer ring by the other pressing plate, machining of the metal winding gasket is completed, and along with the rotation of the second material conveying plate, the machined gasket moves to the other side of the third material conveying table, and enters the material collecting barrel along with the blanking hole, and the machined gasket is completed.
The invention also discloses an inner and outer ring metal winding gasket prepared by adopting the preparation process of the inner and outer ring metal winding gasket, which comprises an outer ring layer in annular arrangement, an intermediate layer in annular arrangement arranged on the inner side of the outer ring layer and an inner ring layer in annular arrangement arranged on the inner side of the intermediate layer, wherein the intermediate layer is a winding layer.
Compared with the prior art, the invention provides the metal winding gasket with the inner ring and the outer ring and the preparation process thereof, and the metal winding gasket has the following beneficial effects:
1. according to the metal winding gasket with the inner ring and the outer ring and the preparation process thereof, the pressing mechanism is controlled to operate, so that the pressing mechanism drives the driving assembly to act, the conveying table intermittently conveys the inner ring, the sealing gasket and the outer ring, automatic assembly of the metal winding gasket with the inner ring and the outer ring can be realized, the inner ring, the outer ring and the sealing gasket are not required to be manually transported, the operation is more convenient and rapid, and the metal winding gasket assembly and the production and preparation efficiency are improved.
2. This take inside and outside ring metal winding gasket and preparation technology thereof through setting up one-way gear for when hydraulic cylinder passes through the piston rod and drives the movable plate and move up, the meshing of rack board on the movable plate and one-way gear can not drive the dwang and rotate, make defeated material platform can not carry inner ring, sealing gasket and outer loop, avoid influencing the pressurization equipment of swager mechanism to inner ring and sealing gasket and outer loop, when hydraulic cylinder passes through the piston rod and drives the movable plate and move down, rack board on the movable plate and one-way gear meshing, one-way gear can drive the dwang and rotate, and then make the drive assembly action, make defeated material platform to the transportation of inner ring, sealing gasket and outer loop, the continuous swager action of cooperation swager mechanism realizes the fast assembly to inside and outside ring metal winding gasket.
3. This take interior outer ring metal winding gasket and preparation technology thereof is provided with the aggregate section of thick bamboo through one side at the workstation, is convenient for collect in order the interior outer ring metal winding gasket that the equipment is accomplished, and at this in-process, the screw rod rotates along with the third bull stick is synchronous, makes the sleeve in the screw rod outside drive through the connecting rod and connects the intermittent type of material ring to move down for connect the material ring can connect the metal winding gasket that falls from unloading hole department and get, avoid the metal winding gasket that falls because with aggregate section of thick bamboo bottom height fall big, cause the metal winding gasket striking too big and impaired, guarantee the production quality of metal winding gasket.
Drawings
FIG. 1 is a schematic diagram of a first embodiment of the present invention;
FIG. 2 is a schematic diagram of a second embodiment of the present invention;
FIG. 3 is a schematic diagram III of the structure of the present invention;
FIG. 4 is a schematic view of the top of the table of the present invention;
FIG. 5 is a schematic view of an exploded structure of the feed table of the present invention;
FIG. 6 is a schematic view of a storage mechanism according to the present invention;
FIG. 7 is a schematic cross-sectional view of the present invention;
FIG. 8 is a partially enlarged schematic illustration of the structure of portion A of FIG. 7 in accordance with the present invention;
FIG. 9 is a partially enlarged schematic illustration of the structure of portion B of FIG. 7 in accordance with the present invention;
FIG. 10 is a schematic cross-sectional view of a cartridge of the present invention;
FIG. 11 is a schematic view of the structure of the metal wound gasket with inner and outer rings of the present invention.
In the figure: 1. a work table; 101. a connecting plate; 2. a first material conveying table; 201. a first through hole; 3. a second material conveying table; 301. a first chassis; 302. a first material conveying plate; 3021. a second through hole; 4. a third material conveying table; 401. a second chassis; 4011. a blanking hole; 402. a second material conveying plate; 4021. a third through hole; 5. a storage mechanism; 501. a mounting plate; 502. a support rod; 503. a first barrel; 504. a second barrel; 5041. a first force-bearing plate; 505. a third barrel; 5051. a second force-bearing plate; 6. a material pressing mechanism; 601. a U-shaped frame; 602. a hydraulic cylinder; 603. a moving plate; 6031. a connecting rod; 6032. a pressing plate; 6033. rack plate; 7. a pressing hole; 8. a first rotating lever; 9. a second rotating rod; 10. a third rotating rod; 11. a first synchronizing wheel; 12. a second synchronizing wheel; 13. a rotating lever; 131. a worm; 132. a one-way gear; 14. a rotating shaft; 141. a worm wheel; 15. a material collecting barrel; 16. a bottom plate; 161. a stud; 162. a connecting column; 17. a take-out channel; 18. a screw; 181. a sleeve; 182. a connecting rod; 183. a receiving ring; 19. an intermediate layer; 191. an outer annular layer; 192. an inner annular layer.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
In the description of the present invention, it should be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present invention and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present invention.
Example 1: referring to fig. 1, 2, 3, 4, 5, 6 and 7, a process for manufacturing a metal wound gasket with an inner ring and an outer ring comprises a workbench 1, and further comprises:
the material conveying table comprises a first material conveying table 2, a second material conveying table 3 and a third material conveying table 4 which are sequentially arranged on the workbench 1, wherein the first material conveying table 2, the second material conveying table 3 and the third material conveying table 4 are respectively used for conveying an inner ring, a sealing gasket and an outer ring;
the material storage mechanism 5 is fixedly connected with the workbench 1 and is arranged on the upper side of the material conveying table for conveying materials to the material conveying table; and
the material pressing mechanism 6, the material pressing mechanism 6 sets up in the downside of workstation 1, and material pressing mechanism 6 is connected with the drive assembly who is used for driving the defeated material platform of defeated material.
Specifically, the inner ring, the sealing gasket and the outer ring are stored in the storage mechanism 5, the first material conveying table 2 conveys the inner ring, the second material conveying table 3 conveys the sealing gasket, the third material conveying table 4 conveys the outer ring, the driving assembly is driven to act during operation of the material pressing mechanism 6, the inner ring, the sealing gasket and the outer ring are intermittently conveyed by the conveying table, automatic assembly of the inner ring and the outer ring metal winding gasket can be realized, the inner ring, the outer ring and the sealing gasket are not required to be manually conveyed, the operation is more convenient and rapid, and the metal winding gasket assembly and the production and preparation efficiency are improved.
Example 2: referring to fig. 4 and 5, on the basis of embodiment 1, further, a first through hole 201 is formed in a first material conveying table 2, a second material conveying table 3 includes a first chassis 301 fixed on the workbench 1, a first material conveying plate 302 is rotatably connected to the first chassis 301, two second through holes 3021 are formed in the first material conveying plate 302, a third material conveying table 4 includes a second chassis 401 fixed on the workbench 1, a second material conveying plate 402 is rotatably connected to the second chassis 401, two third through holes 4021 are formed in the second material conveying plate 402, the aperture of the second through hole 3021 is larger than that of the first through hole 201 and smaller than that of the third through hole 4021, and the level of the second through hole 3021 is higher than that of the first through hole 201 and smaller than that of the third through hole 4021.
Specifically, when the first feeding table 2 and the first feeding plate 302 rotate, the first through hole 201 is aligned with the second through hole 3021 on the left side of the first feeding plate 302, so that the inner ring is arranged on the lower side of the sealing gasket, the subsequent pressing mechanism 6 is convenient to press the inner ring into the inner ring of the sealing gasket, and meanwhile, the second through hole 3021 on the right side of the first feeding plate 302 is aligned with the third through hole 4021 on the left side of the second feeding plate 402, so that the sealing gasket pressed into the inner ring is arranged on the lower side of the outer ring, and the subsequent pressing mechanism 6 is convenient to press the sealing gasket into the inner ring of the outer ring.
Example 3: referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6 and fig. 7, based on embodiment 2, further, the material storage mechanism 5 includes a mounting plate 501 disposed on an upper side of a material conveying table, a support rod 502 is disposed between the mounting plate 501 and the working table 1, a first material cylinder 503, a second material cylinder 504 and a third material cylinder 505 are disposed on the mounting plate 501, the first material cylinder 503 is disposed on an upper side of the first material conveying table 2, a first stress plate 5041 movably abutted against the first material conveying plate 302 is fixedly connected to a bottom of the second material cylinder 504, and a second stress plate 5051 movably abutted against the second material conveying plate 402 is fixedly connected to a bottom of the third material cylinder 505.
Specifically, the inner ring formed by preparation is placed in the first cylinder 503, the sealing gasket formed by preparation is placed in the second cylinder 504, the outer ring formed by preparation is piled up in the third cylinder 505, when the first material conveying table 2 rotates, the first through hole 201 is aligned with the bottom opening of the first cylinder 503, and at this time, the inner ring placed in the first cylinder 503 enters the first through hole 201 and is conveyed along with the rotation of the first material conveying table 2; when the second feeding plate 402 rotates, the second through hole 3021 will align with the bottom opening of the second barrel 504, and at this time, the sealing gasket placed in the second barrel 504 will enter the second through hole 3021 and be fed along with the rotation of the first feeding plate 302; when the second feeding plate 402 rotates, the third through hole 4021 will be aligned with the bottom opening of the third feeding barrel 505, at this time, the outer ring placed in the third feeding barrel 505 will enter the third through hole 4021 and be transported along with the rotation of the second feeding plate 402, and a stress plate is disposed on the upper sides of the first feeding plate 302 and the second feeding plate 402, so as to limit the pushing distance of the pressing mechanism 6.
Example 4: referring to fig. 1, fig. 2, fig. 3 and fig. 7, on the basis of embodiment 3, further, the material pressing mechanism 6 includes a U-shaped frame 601 fixed on the lower side of the working table 1, a hydraulic cylinder 602 is disposed on the U-shaped frame 601, a piston rod of the hydraulic cylinder 602 is connected with a moving plate 603, two connecting rods 6031 are disposed on the top of the moving plate 603, a pressing plate 6032 is disposed on the top of each connecting rod 6031, a material pressing hole 7 matched with the pressing plate 6032 is formed on the working table 1, one of the material pressing holes 7 is matched with the first through hole 201 and the second through hole 3021, and the other material pressing hole 7 is matched with the second through hole 3021 and the third through hole 4021.
Specifically, the hydraulic oil cylinder 602 is controlled to operate, so that the hydraulic oil cylinder 602 drives the moving plate 603 to move upwards through a piston rod, and then the moving plate 603 drives the pressing plate 6032 to press the inner ring or the sealing gasket through the pressing hole 7 through the connecting rod 6031.
Example 5: referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, fig. 6, fig. 7 and fig. 8, on the basis of embodiment 4, further, the driving assembly includes a first rotating rod 8 fixedly connected with the first material conveying table 2, a second rotating rod 9 fixedly connected with the first material conveying plate 302 and a third rotating rod 10 fixedly connected with the second material conveying plate 402, the first rotating rod 8, the second rotating rod 9 and the third rotating rod 10 are all rotatably connected on the mounting plate 501, first synchronous wheels 11 are respectively arranged on the first rotating rod 8 and the second rotating rod 9, a first belt is arranged between the two first synchronous wheels 11, second synchronous wheels 12 are respectively arranged on the second rotating rod 9 and the third rotating rod 10, and a second belt is arranged between the two second synchronous wheels 12.
Further, the driving assembly further comprises a connecting plate 101 fixedly arranged at the bottom of the workbench 1, a rotating rod 13 is arranged on the connecting plate 101, a worm 131 and a one-way gear 132 are arranged on the rotating rod 13, a rack plate 6033 meshed and connected with the one-way gear 132 is arranged on the moving plate 603, a rotating shaft 14 connected with the second rotating rod 9 is rotatably arranged on the workbench 1, and a worm wheel 141 meshed and connected with the worm 131 is arranged on the rotating shaft 14.
Specifically, when the pressing mechanism 6 operates, the moving plate 603 reciprocates up and down, through setting the unidirectional gear 132, the unidirectional gear 132 is omitted in the prior art, when the moving plate 603 moves up, the rack plate 6033 on the moving plate 603 and the meshing of the unidirectional gear 132 do not drive the rotating rod 13 to rotate, so that the material conveying table can not convey the inner ring, the sealing gasket and the outer ring, the pressing assembly of the pressing mechanism 6 to the inner ring, the sealing gasket and the outer ring is avoided, when the hydraulic cylinder 602 drives the moving plate 603 to move down through the piston rod, the rack plate 6033 on the moving plate 603 and the unidirectional gear 132 mesh, the unidirectional gear 132 can drive the rotating rod 13 to rotate, the worm 131 on the rotating rod 13 and the worm gear 141 on the rotating shaft 14 mesh and drive, further, the rotating shaft 14 and the second rotating rod 9 connected with the rotating shaft 14 rotate, the first rotating rod 8 and the third rotating rod 10 on two sides are driven by the second rotating rod 9 through the synchronizing wheel and the synchronizing belt, further the driving assembly acts, the material conveying table conveys the inner ring, the sealing gasket and the outer ring and the pressing mechanism 6 continuously winds the metal gasket, and the metal gasket is continuously assembled.
Example 6: referring to fig. 1, fig. 2, fig. 7, fig. 9 and fig. 10, on the basis of embodiment 5, further, a material collecting cylinder 15 is fixedly arranged at the bottom of the working table 1, a blanking hole 4011 matched with the material collecting cylinder 15 is formed in the second chassis 401, a stud 161 is in threaded connection with the bottom of the material collecting cylinder 15, a bottom plate 16 is arranged at the bottom of the stud 161, a connecting column 162 is arranged at the top of the bottom plate 16, and a material taking channel 17 for taking materials is formed in the working table 1 and the material collecting cylinder 15.
Further, the bottom of the workbench 1 is rotatably connected with a screw 18 connected with the third rotary rod 10, a sleeve 181 is connected to the screw 18 in a threaded manner, a connecting rod 182 connected with the aggregate cylinder 15 in a sliding manner is arranged on the sleeve 181, and one end, far away from the sleeve 181, of the connecting rod 182 is connected with a material receiving ring 183.
Specifically, along with the rotation of the second material conveying plate 402, the formed gaskets enter the material collecting cylinder 15 along the blanking hole 4011 when moving to the other side of the third material conveying table 4, collection of the formed gaskets is completed, in the process, the screw rods 18 synchronously rotate along with the third rotating rod 10, the material receiving ring 183 can receive the metal winding gaskets falling from the blanking hole 4011, along with the increase of the number of the received gaskets, the sleeve 181 on the outer side of the screw rods 18 drives the material receiving ring 183 to continuously move downwards through the connecting rod 182, the falling metal winding gaskets are prevented from being damaged due to overlarge falling impact force of the metal winding gaskets caused by large height fall with the bottom of the material collecting cylinder 15, the production quality of the metal winding gaskets is ensured, after a certain number of gaskets are collected in the material collecting cylinder 15, workers can rotate the connecting column 162 to separate the screw rods 161 from the bottom of the material collecting cylinder 15, the connecting column 162 is lifted by the workers, the bottom plate 16 at the bottom of the connecting column 162 is used for taking a plurality of gaskets, and the workers are moved out of the material collecting passages 17.
Example 7: referring to fig. 1-10, a process for manufacturing a metal wound gasket with inner and outer rings, based on example 6, further comprises the steps of:
s1: 1) Inner ring preparation: the raw materials comprise iron powder, copper powder, graphite powder, nickel powder, molybdenum powder and calcium fluoride powder, wherein the weight ratio of the iron powder to the copper powder to the graphite powder is 100:2:1:4:3:0.5, when the raw material powder is mixed, half of the iron powder is firstly added into a powder mixer, then the copper powder, the graphite powder, the nickel powder, the molybdenum powder and the calcium fluoride powder are added into the powder mixer, finally, the rest half of the iron powder is added into the powder mixer for mixing, after the mixing is finished, the powder is kept stand for 12 hours and then is used, then, extrusion molding is carried out by a molding die, the inner ring is prepared, then, the inner ring is finally molded through heating and sintering, when the inner ring is heated and sintered, the preheating is firstly carried out, the preheating time is controlled to be 300-500 ℃, then the high-temperature sintering is carried out, the heating time is controlled to be 45-50 minutes, and the air cooling is carried out after the heating is finished, the heating is carried out to the room temperature;
2) Preparing an outer ring: the raw materials comprise iron powder, copper powder, graphite powder, nickel powder, molybdenum powder and calcium fluoride powder, wherein the weight ratio of the iron powder to the copper powder to the graphite powder is 100:2:1:4:3:0.5, when the raw material powder is mixed, half of the iron powder is firstly added into a powder mixer, then the copper powder, the graphite powder, the nickel powder, the molybdenum powder and the calcium fluoride powder are added into the powder mixer, finally, the rest half of the iron powder is added into the powder mixer for mixing, after the mixing is finished, the powder is kept stand for 12 hours and then is used, extrusion molding is carried out through a molding die, the outer ring is prepared, then, the outer ring is finally molded in a heating sintering mode, when the outer ring is heated and sintered, the temperature is firstly preheated, the preheating time is controlled to be 300-500 ℃, then the high-temperature sintering is carried out, the heating time is controlled to be 45-50 minutes, and the air cooling is carried out until the room temperature is reached after the heating is finished;
3) And (3) sheet forming: cutting the width of the steel strip into designed width by a cutting mode, and then stretching and forming the steel strip to form a V-shaped steel strip;
4) And (3) sheet molding: the method comprises the steps of selecting an expanded graphite ribbon and a mica tape as sheets, wherein the expanded graphite ribbon and the mica tape are V-shaped and have the same width as the steel tape;
5) Winding the sheet: firstly, winding a steel belt material for three circles, then spot-welding one end of the inner side of the winding of the steel belt on the steel belt outside the winding, connecting, inserting an expanded graphite belt into the inner side of the winding of the steel belt, winding the steel belt together with the inner side of the winding, cutting the expanded graphite belt into 5 circles, inserting a mica tape, continuing to wind the winding, cutting the mica tape into 4 circles, cutting the three circles of steel belts independently, cutting the steel belt, and spot-welding one end cut by the steel belt on the inner side, thereby completing the preparation of the sealing gasket;
s2: the inner ring which is prepared and molded is placed in the first charging barrel 503, the sealing gasket which is prepared and molded is placed in the second charging barrel 504, the pressing mechanism 6 is controlled to operate, the piston rod of the hydraulic oil cylinder 602 drives the moving plate 603 to move upwards, the moving plate 603 drives the pressing plate 6032 to move upwards at the pressing hole 7 through the connecting rod 6031, then the piston rod of the hydraulic oil cylinder 602 is controlled to reset and move downwards, the moving plate 603 drives the rack plate 6033 to move downwards in the process, the rack plate 6033 is meshed with the unidirectional gear 132 to drive the rotating rod 13 and the worm 131 to rotate, the worm 131 is meshed with the worm wheel 141 on the rotating shaft 14 to drive the second rotating rod 9 to rotate, the second rotating rod 9 drives the first material conveying plate 302 to rotate when rotating, the second rotating rod 9 drives the first rotating rod 8 and the third rotating rod 10 on two sides through the synchronous wheel and the synchronous belt, and the second rotating rod 9 drives the first material conveying plate 302 to rotate, and the third rotating rod 10 drives the second material conveying plate 402 to rotate;
s3: when the first material conveying platform 2 rotates, when the first through hole 201 is aligned with the bottom opening of the first material conveying barrel 503, an inner ring placed in the first material conveying barrel 503 enters the first through hole 201, when the second through hole 3021 is aligned with the bottom opening of the second material conveying barrel 504 when the first material conveying plate 302 rotates, a sealing gasket in the second material conveying barrel 504 enters the second through hole 3021, when the third through hole 4021 is aligned with the bottom opening of the third material conveying barrel 505 when the second material conveying plate 402 rotates, an outer ring placed in the third material conveying barrel 505 enters the third through hole 4021, so that one of the second through holes 3021 in the first through hole 201 and the first material conveying plate 302 is aligned with a pressing hole 7 close to the first material conveying platform 2 on the working platform 1, and one of the second through holes 3021 in the first material conveying plate 302 is aligned with a pressing hole 4027 close to the third material conveying platform 4 on the working platform 1, the outer ring placed in the third material conveying plate 402 is placed in the lower side of the sealing gasket 4021, the inner ring is driven by a control cylinder 602, and the inner ring is driven by a hydraulic pressing plate 602 to move, and the inner ring is driven by a piston rod 6032 to move;
s4: then, the hydraulic oil cylinder 602 is controlled to drive the moving plate 603 to move downwards, in the process of moving the moving plate 603 downwards, the rack plate 6033 is meshed with the unidirectional gear 132 for transmission, and the unidirectional gear 132 drives the rotating rod 13 to rotate, so that the driving assembly is operated, and the conveying table is used for conveying the inner ring and the sealing gasket in a rotating way;
s5: at this time, the prepared and formed outer ring can be stacked in the third charging barrel 505, the second charging plate 402 rotates and conveys the outer ring, the sealing gasket pressed into the inner ring continuously rotates along with the first charging plate 302, the first charging plate 302 conveys the sealing gasket into alignment with the third through hole 4021 of the second charging plate 402 and the other pressing hole 7 of the working table 1, the sealing gasket pressed into the inner ring is placed at the lower side of the outer ring, in the process, the first charging table 2 and the first charging plate 302 continuously convey the inner ring and the sealing gasket in the charging barrel, the new inner ring is made to be at the lower side of the new sealing gasket again, the hydraulic cylinder 602 is started, the piston rod of the hydraulic cylinder 602 drives the pressing plate 6032 to move upwards, one pressing plate 6032 presses the inner ring into the inner side of the sealing gasket, the other pressing plate 6032 presses the sealing gasket pressed into the inner ring into the outer ring, the metal winding gasket is finished, and the formed gasket enters the charging barrel 15 along with the movement of the second charging plate 402 to the other side of the third charging table 4, and the collection of the formed gasket is finished.
Referring to fig. 11, the invention also discloses a metal winding gasket with inner and outer rings, which comprises a preparation process of the metal winding gasket with inner and outer rings, wherein the preparation process comprises an outer ring layer 191 which is arranged in a ring shape, an intermediate layer 19 which is arranged in a ring shape and is arranged at the inner side of the outer ring layer 191, and an inner ring layer 192 which is arranged in a ring shape and is arranged at the inner side of the intermediate layer 19, and the intermediate layer 19 is a winding layer; specifically, the components of the outer ring layer 191 and the inner ring layer 192 are high-temperature-resistant nickel-based alloys; the middle layer 19 is a winding layer formed by winding nickel-based alloy strips, the middle filler is an antioxidant flexible material, 3-4 circles close to the inner ring layer 192 are high-temperature-resistant antioxidant fillers, 3-4 circles close to the outer ring layer 191 are high-temperature-resistant antioxidant fillers, and the middle part is high-temperature-resistant flexible graphite.
The foregoing is only a preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art, who is within the scope of the present invention, should make equivalent substitutions or modifications according to the technical scheme of the present invention and the inventive concept thereof, and should be covered by the scope of the present invention.
Claims (5)
1. The preparation process of the metal winding gasket with the inner ring and the outer ring comprises a workbench (1), and is characterized by further comprising the following steps:
the material conveying platform comprises a first material conveying platform (2), a second material conveying platform (3) and a third material conveying platform (4) which are sequentially arranged on the workbench (1), wherein the first material conveying platform (2), the second material conveying platform (3) and the third material conveying platform (4) are respectively used for conveying an inner ring, a sealing gasket and an outer ring;
the storage mechanism (5) is fixedly connected with the workbench (1) and is arranged on the upper side of the material conveying table for conveying materials to the material conveying table; and
the material pressing mechanism (6), the material pressing mechanism (6) is arranged at the lower side of the workbench (1), and the material pressing mechanism (6) is connected with a driving component for driving the material conveying platform to convey materials;
the first material conveying table (2) is provided with a first through hole (201), the second material conveying table (3) comprises a first chassis (301) fixedly arranged on the workbench (1), the first chassis (301) is rotationally connected with a first material conveying plate (302), the first material conveying plate (302) is provided with two second through holes (3021), the third material conveying table (4) comprises a second chassis (401) fixedly arranged on the workbench (1), the second chassis (401) is rotationally connected with a second material conveying plate (402), the second material conveying plate (402) is provided with two third through holes (4021), the aperture of the second through hole (3021) is larger than that of the first through hole (201) and smaller than that of the third through hole (4021), and the level of the second through hole (3021) is higher than that of the first through hole (201) and smaller than that of the third through hole (4021);
the material storage mechanism (5) comprises a mounting plate (501) arranged on the upper side of the material conveying table, a supporting rod (502) is arranged between the mounting plate (501) and the workbench (1), a first material cylinder (503), a second material cylinder (504) and a third material cylinder (505) are arranged on the mounting plate (501), the first material cylinder (503) is arranged on the upper side of the first material conveying table (2), a first stress plate (5041) which is movably propped against the first material conveying plate (302) is fixedly connected to the bottom of the second material cylinder (504), and a second stress plate (5051) which is movably propped against the second material conveying plate (402) is fixedly connected to the bottom of the third material cylinder (505);
the material pressing mechanism (6) comprises a U-shaped frame (601) fixedly arranged on the lower side of the workbench (1), a hydraulic oil cylinder (602) is arranged on the U-shaped frame (601), a piston rod of the hydraulic oil cylinder (602) is connected with a movable plate (603), two connecting rods (6031) are arranged at the top of the movable plate (603), a pressing plate (6032) is arranged at the top of each connecting rod (6031), material pressing holes (7) matched with the pressing plate (6032) are formed in the workbench (1), one material pressing hole (7) is matched with a first through hole (201) and a second through hole (3021), and the other material pressing hole (7) is matched with a second through hole (3021) and a third through hole (4021);
the driving assembly comprises a first rotating rod (8) fixedly connected with a first material conveying table (2), a second rotating rod (9) fixedly connected with a first material conveying plate (302) and a third rotating rod (10) fixedly connected with a second material conveying plate (402), wherein the first rotating rod (8), the second rotating rod (9) and the third rotating rod (10) are all rotationally connected to a mounting plate (501), first synchronous wheels (11) are arranged on the first rotating rod (8) and the second rotating rod (9), a first belt is arranged between the two first synchronous wheels (11), a second synchronous wheel (12) is arranged on the second rotating rod (9) and the third rotating rod (10), and a second belt is arranged between the two second synchronous wheels (12);
the driving assembly further comprises a connecting plate (101) fixedly arranged at the bottom of the workbench (1), a rotating rod (13) is arranged on the connecting plate (101), a worm (131) and a one-way gear (132) are arranged on the rotating rod (13), a rack plate (6033) meshed with the one-way gear (132) is arranged on the moving plate (603), a rotating shaft (14) connected with the second rotating rod (9) is rotatably arranged on the workbench (1), and a worm wheel (141) meshed with the worm (131) is arranged on the rotating shaft (14).
2. The process for manufacturing the metal winding gasket with the inner ring and the outer ring according to claim 1, wherein a material collecting barrel (15) is fixedly arranged at the bottom of the workbench (1), a blanking hole (4011) matched with the material collecting barrel (15) is formed in the second chassis (401), a stud (161) is connected to the bottom of the material collecting barrel (15) in a threaded mode, a bottom plate (16) is arranged at the bottom of the stud (161), a connecting column (162) is arranged at the top of the bottom plate (16), and a material taking channel (17) for taking materials is formed in the workbench (1) and the material collecting barrel (15).
3. The process for manufacturing the metal winding gasket with the inner ring and the outer ring according to claim 2, wherein a screw rod (18) connected with the third rotating rod (10) is rotationally connected to the bottom of the workbench (1), a sleeve (181) is connected to the screw rod (18) in a threaded manner, a connecting rod (182) connected with the aggregate cylinder (15) in a sliding manner is arranged on the sleeve (181), and a material receiving ring (183) is connected to one end, far away from the sleeve (181), of the connecting rod (182).
4. A process for preparing a metal wound gasket with inner and outer rings according to claim 3, comprising the steps of:
s1: 1) Inner ring preparation: mixing raw material powder, extruding and forming by a forming die to prepare an inner ring shape, and finally forming the inner ring by heating and sintering;
2) Preparing an outer ring: uniformly mixing raw material powder, extruding and forming by a forming die to prepare an outer ring shape, and finally forming the outer ring by a heating and sintering mode;
3) And (3) sheet forming: cutting the width of the steel strip into designed width by a cutting mode, and then stretching and forming the steel strip to form a V-shaped steel strip;
4) And (3) sheet molding: the method comprises the steps of selecting an expanded graphite ribbon and a mica tape as sheets, wherein the expanded graphite ribbon and the mica tape are V-shaped and have the same width as the steel tape;
5) Winding the sheet: firstly, winding a steel belt material for three circles, then spot-welding one end of the inner side of the winding of the steel belt on the steel belt outside the winding, connecting, inserting an expanded graphite belt into the inner side of the winding of the steel belt, winding the steel belt together with the inner side of the winding, cutting the expanded graphite belt into 5 circles, inserting a mica tape, continuing to wind the winding, cutting the mica tape into 4 circles, cutting the three circles of steel belts independently, cutting the steel belt, and spot-welding one end cut by the steel belt on the inner side, thereby completing the preparation of the sealing gasket;
s2: the method comprises the steps that a prepared inner ring is placed in a first charging barrel (503), a prepared sealing gasket is placed in a second charging barrel (504), a control pressing mechanism (6) operates, a piston rod of a hydraulic oil cylinder (602) drives a moving plate (603) to move upwards, the moving plate (603) drives a pressing plate (6032) to move upwards at a pressing hole (7) through a connecting rod (6031), then the piston rod of the hydraulic oil cylinder (602) is controlled to move downwards in a resetting mode, the moving plate (603) drives a rack plate (6033) to move downwards in the process, the rack plate (6033) is meshed with a unidirectional gear (132) for transmission, the unidirectional gear (132) drives a rotating rod (13) and a worm (131) to rotate, the worm (131) is meshed with a worm gear (141) on a rotating shaft (14) to enable the rotating shaft (14) to drive a second rotating rod (9) to rotate, the second rotating rod (9) drives a first material conveying plate (302) to rotate through a synchronous wheel and a synchronous belt to drive a first rotating rod (8) and a third rotating rod (10) on two sides to rotate, and the second rotating rod (9) drives the second rotating rod (402) to rotate;
s3: when the first material conveying platform (2) rotates, when the first through hole (201) is aligned with the bottom opening of the first material conveying barrel (503), an inner ring placed in the first material conveying barrel (503) enters the first through hole (201), when the second through hole (3021) is aligned with the bottom opening of the second material conveying platform (504) when the first material conveying plate (302) rotates, a sealing gasket in the second material conveying barrel (504) enters the second through hole (3021), when the third through hole (4021) is aligned with the bottom opening of the third material conveying barrel (505) when the second material conveying plate (402) rotates, an outer ring placed in the third material conveying barrel (505) enters the third through hole (4021), so that one of the second through holes (3021) on the first through hole (201) and the first material conveying plate (302) can be aligned and matched with a pressing hole (7) close to the first material conveying platform (2) on the working platform (1), the other second through hole (3021) on the first material conveying plate (302) and the second through hole (3021) on the working platform (602) can be driven by the inner ring (4021) to move, and the piston rod (602) is driven by the piston rod (602) on the working platform (602) to move through the pressing plate (60) to move close to the pressing plate (602) on the working platform (602), the pressing plate (6032) drives the inner ring to move upwards, so that the inner ring is pressed into the inner side of the sealing gasket;
s4: then, the hydraulic oil cylinder (602) is controlled to drive the movable plate (603) to move downwards, in the process of moving the movable plate (603) downwards, the rack plate (6033) is meshed with the unidirectional gear (132) for transmission, and the unidirectional gear (132) drives the rotating rod (13) to rotate, so that the driving assembly is operated, and the conveying table is enabled to rotate and convey the inner ring and the sealing gasket;
s5: the outer ring which is prepared and molded can be stacked in the third charging barrel (505), the second charging plate (402) is used for conveying the outer ring in a rotating way, the sealing gasket which is pressed into the inner ring continuously rotates along with the first charging plate (302), the first charging plate (302) is used for conveying the inner ring into alignment with the third through hole (4021) of the second charging plate (402) and the other pressing hole (7) of the workbench (1), the sealing gasket which is pressed into the inner ring is arranged on the lower side of the outer ring, in the process, the first charging table (2) and the first charging plate (302) are used for continuously conveying the inner ring and the sealing gasket in the charging barrel, the lower side of the new sealing gasket is enabled to be new again, the piston rod of the hydraulic cylinder (602) is enabled to drive the pressing plate (6032) to move upwards, one pressing plate (6032) is used for pressing the inner ring into the inner side of the sealing gasket, the sealing gasket which is pressed into the outer ring is pressed into the other pressing hole (7), metal winding processing is completed, and the collecting gasket (4) enters the lower forming hole of the charging barrel along with the movement of the second charging plate (402).
5. An in-band and out-of-band metal winding gasket prepared by the process for preparing an in-band and out-of-band metal winding gasket according to any one of claims 1 to 4, comprising an outer annular layer (191) arranged in an annular shape, an intermediate layer (19) arranged in an annular shape inside the outer annular layer (191), and an inner annular layer (192) arranged in an annular shape inside the intermediate layer (19), wherein the intermediate layer (19) is a winding layer.
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| CN202310936282.5A CN116810375B (en) | 2023-07-28 | 2023-07-28 | Metal winding gasket with inner ring and outer ring and preparation process thereof |
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| CN202310936282.5A CN116810375B (en) | 2023-07-28 | 2023-07-28 | Metal winding gasket with inner ring and outer ring and preparation process thereof |
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| CN116810375B true CN116810375B (en) | 2023-12-22 |
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| CN117283780B (en) * | 2023-11-24 | 2024-02-02 | 河北华亘科技有限公司 | Rubber sealing ring production device with automatic feeding function and production process |
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| JPH08323557A (en) * | 1995-05-25 | 1996-12-10 | Honda Motor Co Ltd | Needle roller assembler |
| JP2005248973A (en) * | 2004-03-01 | 2005-09-15 | Asahi-Seiki Mfg Co Ltd | Manufacturing device of locking nut |
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