CN110560872A - Annular continuous feeding tunnel for vacuum beam welding machine - Google Patents
Annular continuous feeding tunnel for vacuum beam welding machine Download PDFInfo
- Publication number
- CN110560872A CN110560872A CN201910990555.8A CN201910990555A CN110560872A CN 110560872 A CN110560872 A CN 110560872A CN 201910990555 A CN201910990555 A CN 201910990555A CN 110560872 A CN110560872 A CN 110560872A
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- Prior art keywords
- tunnel
- transmission
- vacuum
- gear
- rotating ring
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- 238000003466 welding Methods 0.000 title claims abstract description 49
- 230000005540 biological transmission Effects 0.000 claims abstract description 44
- 239000003638 chemical reducing agent Substances 0.000 claims description 11
- 238000007789 sealing Methods 0.000 claims description 4
- 238000010894 electron beam technology Methods 0.000 abstract description 17
- 238000000034 method Methods 0.000 description 5
- 238000005516 engineering process Methods 0.000 description 2
- 238000010438 heat treatment Methods 0.000 description 2
- 230000003647 oxidation Effects 0.000 description 2
- 238000007254 oxidation reaction Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000005672 electromagnetic field Effects 0.000 description 1
- 230000005686 electrostatic field Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035515 penetration Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 230000000717 retained effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K15/00—Electron-beam welding or cutting
- B23K15/0026—Auxiliary equipment
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K15/00—Electron-beam welding or cutting
- B23K15/06—Electron-beam welding or cutting within a vacuum chamber
Abstract
The invention discloses an annular continuous feeding tunnel for a vacuum beam welding machine, relates to the field of clamps of vacuum electron beam welding machines, and aims to solve the problems that a continuous feeding device of the vacuum electron beam welding machine cannot realize complete continuity and occupies a large area. The tunnel shell is in a hollow ring shape, a plurality of groups of bases and transmission boxes distributed in a circumferential array are arranged at the lower end of the tunnel shell, a motor is arranged in each transmission box, a rotating ring is arranged in the tunnel shell, and the motor is in transmission connection with the rotating ring through a transmission piece; the upper end of rotatory ring is provided with the multiunit and carries the thing device, and the multiunit carries the thing device and uses the centre of a circle of tunnel casing to be the circumference array distribution as the center, and wherein the tunnel casing of a set of top of carrying the thing device is provided with gets and puts the opening, and the tunnel casing of another set of top of carrying the thing device is provided with the station opening, and the top of station opening is linked together with the vacuum chamber of vacuum beam-welding machine body. The invention can realize the complete continuous work of the vacuum electron beam welding machine and has small occupied area.
Description
Technical Field
The invention relates to the field of vacuum electron beam welding machine clamps, in particular to an annular continuous feeding tunnel for a vacuum beam welding machine.
Background
The electron beam welding technology is called beam welding for short, and is an important component of high-energy beam processing technology. The method is a method for welding by using heat energy generated by bombarding a weldment placed in vacuum or non-vacuum by using accelerated and focused electron beams. The electron beam welding has the characteristics of no welding rod, difficult oxidation, high input energy density, small heating area, high welding speed, narrow weld heat affected zone, small workpiece deformation and the like, and has the characteristics of deep penetration of electron beams, large depth-to-width ratio of weld joints, convenient control of electron beams, good process repeatability, no pollution to the weld joints in a vacuum environment and the like, so the electron beam welding is widely applied to various industries such as aerospace, atomic energy, national defense, military industry, automobiles, electrical and electronic instruments and the like. The basic principle of electron beam welding is that the cathode in the electron gun emits electrons due to direct or indirect heating, the electrons are accelerated by a high-voltage electrostatic field and focused by an electromagnetic field to form an electron beam with extremely high energy density, the electron beam is used for bombarding the seam of a workpiece, and huge kinetic energy is converted into heat energy to rapidly melt the workpiece material to form a molten pool, so that the workpiece is welded.
At present, because a vacuum environment is needed in the vacuum electron beam welding machine during welding, a large amount of energy for vacuumizing is lost when a welding part is replaced every time, particularly, a welding chamber is more obvious when the welding chamber is large, and an L-shaped vacuum electron beam welding machine capable of realizing linear continuous feeding is also available in the market.
Disclosure of Invention
The invention aims to provide an annular continuous feeding tunnel for a vacuum beam welding machine, and aims to solve the problems that the continuous feeding device of the vacuum beam welding machine cannot realize complete continuity and occupies a large area.
in order to achieve the purpose, the invention provides the following technical scheme: an annular continuous feeding tunnel for a vacuum beam welding machine comprises a tunnel shell, wherein the tunnel shell is in a hollow annular shape, a plurality of groups of bases and transmission boxes distributed in a circumferential array are arranged at the lower end of the tunnel shell, the transmission boxes are fixedly connected with the bases, the bases and the transmission boxes are respectively and fixedly connected with the tunnel shell, a motor is arranged in each transmission box and fixedly connected with the transmission box, a rotating ring is arranged in the tunnel shell, and the motor is in transmission connection with the rotating ring through a transmission part; the upper end of the rotating ring is provided with a plurality of groups of carrying devices, the carrying devices are distributed in a circumferential array mode by taking the circle center of the tunnel shell as the center, the tunnel shell above one group of the carrying devices is provided with a taking and placing opening, the tunnel shell above the other group of the carrying devices is provided with a station opening, and the upper portion of the station opening is communicated with a vacuum chamber of the vacuum beam welding machine body.
Preferably, the transmission part comprises an annular internal gear, a speed reducer and a gear, the annular internal gear is arranged at the lower end of the rotating ring, the speed reducer is arranged at the transmission end of the motor, the gear is arranged at the transmission end of the speed reducer, the motor is in transmission connection with the speed reducer, the speed reducer is in transmission connection with the gear, the gear is in transmission connection with the annular internal gear, and the annular internal gear is fixedly connected with the rotating ring.
preferably, the object carrying device comprises an airtight frame and an object carrying platform, the lower ends of the airtight frame and the object carrying platform are respectively and fixedly connected with the upper end face of the rotating ring, and the object carrying platform is located in the middle of the airtight frame.
Preferably, the airtight frame is provided with a sealing layer on two sides close to the other two adjacent carrying devices.
preferably, the lower ends of the inner side and the outer side of the rotating ring are respectively provided with an inner sliding ring and an outer sliding ring, the inner sliding ring and the outer sliding ring are respectively fixedly connected with the rotating ring, and the inner sliding ring, the outer sliding ring and the rotating ring are respectively connected with the tunnel shell in a sliding manner.
Preferably, the annular internal gear and the gear are located between the inner sliding ring and the outer sliding ring, and the outer side of the annular internal gear is fixedly connected with the outer sliding ring.
Compared with the prior art, the invention has the beneficial effects that:
The annular continuous feeding tunnel for the vacuum beam welding machine occupies smaller area than the linear similar equipment because the whole tunnel rotates in an annular shape, meanwhile, each group of object carrying devices realizes circular feeding, so complete continuous beam welding operation can be realized, the whole working process only needs to manually or automatically feed the object carrying devices at the pick-and-place opening, manually or automatically control the rotation of the rotating ring, and manually or automatically control the parts to be welded in the object carrying devices at the welding station opening of the vacuum beam welding machine, and the problem that the continuous feeding device of the vacuum electron beam welding machine can not realize complete continuity and has larger occupied area is solved without moving a loading device, the working efficiency is improved, in addition, the air tightness of the loading device in the tunnel shell can be indirectly improved, and the oxidation of the continuous vacuum beam welding operation caused by air influence can be reduced.
Drawings
FIG. 1 is a schematic top view of the present invention;
FIG. 2 is a schematic structural view of the vacuum beam welder shown in FIG. 1 with the tunnel shell and the body of the vacuum beam welder removed;
FIG. 3 is a schematic bottom view of the present invention with the base, transmission case, tunnel shell and vacuum beam welder body removed, with the gears retained;
FIG. 4 is an omitted drawing of a schematic view of a partially cut-away internal structure of the present invention at the vacuum chamber of the vacuum beam welder body;
FIG. 5 is a schematic front view of the vacuum welder with the body removed;
Fig. 6 is a sectional view taken along the direction H-H in fig. 3.
In the figure: 1. a vacuum beam welder body; 20. a tunnel shell; 21. a rotating ring; 22. an annular internal gear; 201. a base; 30. a carrying device; 31. an airtight frame; 311. a sealing layer; 32. an object stage; 40. a transmission case; 41. a motor; 42. a speed reducer; 43. a gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1-6, an embodiment of the present invention is shown: an annular continuous feeding tunnel for a vacuum beam welding machine comprises a tunnel shell 20, the tunnel shell 20 is in a hollow ring shape, the lower end of the tunnel shell 20 is provided with a plurality of groups of bases 201 and transmission boxes 40 which are distributed in a circumferential array, the transmission boxes 40 are fixedly connected with the bases 201, the bases 201 and the transmission boxes 40 are respectively and fixedly connected with the tunnel shell 20, the transmission boxes 40 are internally provided with motors 41, the motors 41 can adopt commercially-available servo motors or stepping motors, the power of the motors is mainly determined according to the number of the transmission boxes 40 and the weight and the size of a part to be welded which is suitable for the vacuum beam welding machine body 1, operation keys or knobs of the motors 41 are arranged near an operation area of the vacuum beam welding machine body 1, or preferably, the motors 41 are electrically connected with a PLC program control device of the vacuum beam welding machine body 1, the motors 41 are fixedly connected with the transmission boxes 40, the tunnel shell 20 is internally provided with a rotating ring 21, the motor 41 is in transmission connection with the rotating ring 21 through a transmission piece; the upper end of the rotating ring 21 is provided with a plurality of groups of carrying devices 30, the plurality of groups of carrying devices 30 are distributed in a circumferential array by taking the circle center of the tunnel shell 20 as the center, wherein the tunnel shell 20 above one group of carrying devices 30 is provided with a pick-and-place opening, the tunnel shell 20 above the other group of carrying devices 30 is provided with a station opening, the upper side of the station opening is communicated with the vacuum chamber of the vacuum beam-welding machine body 1, the pick-and-place opening and the carrying devices 30 corresponding to the station opening are preferably not adjacent, a vacuum pump, such as a centrifugal vacuum pump, can be arranged at the upper end of the tunnel shell 20 between the pick-and-place opening and the station opening, and is communicated with the inside of the tunnel shell 20, so that the carrying devices 30 which are installed with parts to be welded are pre.
Further, the transmission member includes annular internal gear 22, reduction gear 42 and gear 43, the lower extreme of rotatory ring 21 is provided with annular internal gear 22, the drive end of motor 41 is provided with reduction gear 42, the drive end of reduction gear 42 is provided with gear 43, motor 41 is connected with reduction gear 42 transmission, reduction gear 42 is connected with gear 43 transmission, gear 43 is connected with annular internal gear 22 transmission, annular internal gear 22 is fixed connection with rotatory ring 21.
Further, the object carrying device 30 includes an airtight frame 31 and an object carrying table 32, the lower ends of the airtight frame 31 and the object carrying table 32 are respectively fixedly connected with the upper end face of the rotating ring 21, the object carrying table 32 is located in the middle of the airtight frame 31, and the object carrying table 32 is used for installing a clamp or other devices for positioning the parts to be welded.
further, the airtight frame 31 is provided with sealing layers 311 on both sides thereof near the other two adjacent carrying devices 30, so that the airtight frame 31 can form a vacuum environment therein when entering the vacuum beam welder body 1 and communicating with the vacuum chamber.
Further, the inner and outer lower ends of the rotating ring 21 are respectively provided with an inner sliding ring and an outer sliding ring, the inner sliding ring and the outer sliding ring are respectively fixedly connected with the rotating ring 21, and the inner sliding ring, the outer sliding ring and the rotating ring 21 are respectively connected with the tunnel housing 20 in a sliding manner.
Further, the ring gear 22 and the gear 43 are located between the inner and outer sliding rings, and the outer side of the ring gear 22 is fixedly connected with the outer sliding ring.
The working principle is as follows: when the vacuum welding machine is used, a first to-be-welded part is installed on the object carrying table 32 of the object carrying device 30 at the opening for taking and placing, all the motors 41 are started, all the motors 41 stop after rotating for a certain angle synchronously, at the moment, the object carrying device 30 installed with the first to-be-welded part is rotated into the tunnel shell 20, another object carrying device 30 adjacent to the first to-be-welded part is rotated to the opening for taking and placing, a second to-be-welded part can be installed, and so on, when the object carrying device 30 installed with the first to-be-welded part is rotated to the lower part of a vacuum chamber in the vacuum welding machine body 1, the vacuum welding machine body 1 can start welding operation on the first to-be-welded part after vacuumizing, after welding is completed, the object carrying device 30 installed with the second to-be-welded part is rotated to the lower part of the vacuum chamber in the vacuum welding machine body 1, and so on, the first welding part can be taken out, a new welding part to be welded is loaded, the process is circulated, the completely continuous vacuum electron beam welding is realized, the raw materials and the products can be taken and placed manually or through an automatic manipulator, and the starting and stopping of the motor 41 can be realized manually or through PLC program control.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An annular continuous feeding tunnel for a vacuum beam welding machine is characterized in that: the tunnel type tunnel heat exchanger comprises a tunnel shell (20), wherein the tunnel shell (20) is in a hollow ring shape, a plurality of groups of bases (201) and transmission boxes (40) which are distributed in a circumferential array mode are arranged at the lower end of the tunnel shell (20), the transmission boxes (40) are fixedly connected with the bases (201), the bases (201) and the transmission boxes (40) are respectively and fixedly connected with the tunnel shell (20), a motor (41) is arranged inside the transmission boxes (40), the motor (41) is fixedly connected with the transmission boxes (40), a rotating ring (21) is arranged inside the tunnel shell (20), and the motor (41) is in transmission connection with the rotating ring (21) through transmission parts; the upper end of the rotating ring (21) is provided with a plurality of groups of object carrying devices (30), the plurality of groups of object carrying devices (30) are distributed in a circumferential array mode by taking the circle center of the tunnel shell (20) as the center, the tunnel shell (20) above one group of object carrying devices (30) is provided with a taking and placing opening, the tunnel shell (20) above the other group of object carrying devices (30) is provided with a station opening, and the upper side of the station opening is communicated with a vacuum chamber of the vacuum beam welding machine body (1).
2. an annular continuous feed tunnel for a vacuum beam welder according to claim 1, characterized in that: the transmission part comprises an annular inner gear (22), a speed reducer (42) and a gear (43), the annular inner gear (22) is arranged at the lower end of the rotating ring (21), the speed reducer (42) is arranged at the transmission end of the motor (41), the gear (43) is arranged at the transmission end of the speed reducer (42), the motor (41) is in transmission connection with the speed reducer (42), the speed reducer (42) is in transmission connection with the gear (43), the gear (43) is in transmission connection with the annular inner gear (22), and the annular inner gear (22) is fixedly connected with the rotating ring (21).
3. An annular continuous feed tunnel for a vacuum beam welder according to claim 1, characterized in that: the object carrying device (30) comprises an airtight frame (31) and an object carrying table (32), the lower ends of the airtight frame (31) and the object carrying table (32) are respectively and fixedly connected with the upper end face of the rotating ring (21), and the object carrying table (32) is located in the middle of the airtight frame (31).
4. An annular continuous feed tunnel for a vacuum beam welder according to claim 3, characterized in that: sealing layers (311) are arranged on two sides, close to the other two adjacent carrying devices (30), of the airtight frame (31).
5. An annular continuous feed tunnel for a vacuum beam welder according to claim 2, characterized in that: the lower ends of the inner side and the outer side of the rotating ring (21) are respectively provided with an inner sliding ring and an outer sliding ring, the inner sliding ring and the outer sliding ring are respectively and fixedly connected with the rotating ring (21), and the inner sliding ring, the outer sliding ring and the rotating ring (21) are respectively and slidably connected with the tunnel shell (20).
6. An annular continuous feed tunnel for a vacuum beam welder according to claim 5, characterized in that: the annular inner gear (22) and the gear (43) are located between the inner sliding ring and the outer sliding ring, and the outer side of the annular inner gear (22) is fixedly connected with the outer sliding ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910990555.8A CN110560872A (en) | 2019-10-18 | 2019-10-18 | Annular continuous feeding tunnel for vacuum beam welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910990555.8A CN110560872A (en) | 2019-10-18 | 2019-10-18 | Annular continuous feeding tunnel for vacuum beam welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110560872A true CN110560872A (en) | 2019-12-13 |
Family
ID=68785355
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910990555.8A Pending CN110560872A (en) | 2019-10-18 | 2019-10-18 | Annular continuous feeding tunnel for vacuum beam welding machine |
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| Country | Link |
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| CN (1) | CN110560872A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731052A (en) * | 1970-06-06 | 1973-05-01 | Nippon Electric Co | Electron beam welding apparatus |
| US4093843A (en) * | 1977-03-17 | 1978-06-06 | Union Carbide Corporation | Electron beam welding machine |
| DE20221569U1 (en) * | 2001-09-24 | 2006-07-27 | PTR Präzisionstechnik GmbH | Workpiece feed device for electron beam processing device has holders designed for pressure-tight closure of charging/discharging opening and selectively movable to closed position |
| WO2010063436A1 (en) * | 2008-12-01 | 2010-06-10 | All Welding Technologies Ag | Apparatus for machining workpieces under a vacuum, with a housing base which is rotatable in relation to the housing |
| KR20140087220A (en) * | 2012-12-28 | 2014-07-09 | 재단법인 포항산업과학연구원 | Jig for high efficient welding with electron beam |
| CN206464694U (en) * | 2017-01-23 | 2017-09-05 | 山东光大机械制造有限公司 | High-power electron beam welding machine frock |
| CN210703072U (en) * | 2019-10-18 | 2020-06-09 | 太仓束捍机电科技有限公司 | Annular continuous feeding tunnel for vacuum beam welding machine |
-
2019
- 2019-10-18 CN CN201910990555.8A patent/CN110560872A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3731052A (en) * | 1970-06-06 | 1973-05-01 | Nippon Electric Co | Electron beam welding apparatus |
| US4093843A (en) * | 1977-03-17 | 1978-06-06 | Union Carbide Corporation | Electron beam welding machine |
| DE20221569U1 (en) * | 2001-09-24 | 2006-07-27 | PTR Präzisionstechnik GmbH | Workpiece feed device for electron beam processing device has holders designed for pressure-tight closure of charging/discharging opening and selectively movable to closed position |
| WO2010063436A1 (en) * | 2008-12-01 | 2010-06-10 | All Welding Technologies Ag | Apparatus for machining workpieces under a vacuum, with a housing base which is rotatable in relation to the housing |
| KR20140087220A (en) * | 2012-12-28 | 2014-07-09 | 재단법인 포항산업과학연구원 | Jig for high efficient welding with electron beam |
| CN206464694U (en) * | 2017-01-23 | 2017-09-05 | 山东光大机械制造有限公司 | High-power electron beam welding machine frock |
| CN210703072U (en) * | 2019-10-18 | 2020-06-09 | 太仓束捍机电科技有限公司 | Annular continuous feeding tunnel for vacuum beam welding machine |
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