CN211192477U - Laminated rotary local sealing high-vacuum electron beam welding machine - Google Patents
Laminated rotary local sealing high-vacuum electron beam welding machine Download PDFInfo
- Publication number
- CN211192477U CN211192477U CN201922121407.0U CN201922121407U CN211192477U CN 211192477 U CN211192477 U CN 211192477U CN 201922121407 U CN201922121407 U CN 201922121407U CN 211192477 U CN211192477 U CN 211192477U
- Authority
- CN
- China
- Prior art keywords
- vacuum
- welding chamber
- electron beam
- rotary
- chamber
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Welding Or Cutting Using Electron Beams (AREA)
Abstract
The utility model discloses a laminated rotary local sealing high vacuum electron beam welding machine, which relates to the technical field of high vacuum electron beam welding machines for super-long shaft parts, and mainly comprises a vacuum welding chamber, an electron gun mechanism, a welding chamber vacuum system, a laminated local high vacuum rotary sealing device and a vacuum box; the left welding shaft part is inserted from the left side of the vacuum welding chamber and is dynamically sealed through the stacked local high-vacuum rotary sealing device, so that the rotation of the left welding shaft part is guaranteed, the sealing requirement in the vacuum welding chamber can be guaranteed, the damage of a sealing structure to the surface of the part is avoided, and the machining precision requirement on the surface of the part is reduced; the right welding shaft part is inserted from the right side of the vacuum welding chamber and is sealed with the vacuum welding chamber through a vacuum box. Therefore, a large-scale vacuum welding chamber is not required to be built when the overlong shaft is welded.
Description
Technical Field
The utility model relates to a high vacuum electron beam welding machine technical field of overlength axle spare part especially relates to a rotatory local seal high vacuum electron beam welding machine of range upon range of formula.
Background
For high vacuum electron beam welding of long shaft or super long shaft parts, an elongated or super long high vacuum electron beam welding device is usually required to be designed for welding. In order to weld the long or ultra-long parts in vacuum, a vacuum welding chamber which is longer than the long or ultra-long parts needs to be manufactured, various tools and fixtures and moving mechanisms need to be arranged in the vacuum chamber, so that the vacuum welding chamber needs to be large, the large vacuum welding chamber needs to be provided with high-power vacuumizing equipment, the whole electron beam welding equipment is expensive in manufacturing cost, and the equipment is high in operating cost. It is almost impossible to manufacture such an ultra-long and large-sized electron beam apparatus when it is sometimes necessary to weld an ultra-long shaft part several tens of meters long.
In addition, the conventional axial local dynamic sealing mode is that a sealing element directly slides and rubs on a shaft of a part to be welded for sealing in the rotating process of the part to be welded, so that the shaft surface of the part to be welded is required to be smooth, the out-of-roundness is also required to be higher, otherwise, the sealing effect is poor, and the requirement of high vacuum sealing is not met.
Disclosure of Invention
In order to solve the technical problem, the utility model provides a rotatory local seal high vacuum electron beam welding machine of range upon range of formula puts into real empty room with microscler or super long shape part needs welded part to need not build large-scale vacuum welding room.
In order to achieve the above object, the utility model provides a following scheme:
the utility model provides a laminated rotary local sealing high vacuum electron beam welding machine, which comprises a vacuum welding chamber, an electron gun mechanism and a welding chamber vacuum system; the electron gun mechanism is arranged at the top of the vacuum welding chamber, and the welding chamber vacuum system is arranged on one side of the vacuum welding chamber;
a laminated local high-vacuum rotary sealing device is arranged on the side wall of one end of the vacuum welding chamber, and an external rotary three-jaw power head is arranged outside one end of the vacuum welding chamber;
the vacuum welding chamber is characterized in that the other end of the vacuum welding chamber is located, an inner rotating three-jaw power head is arranged in the vacuum welding chamber, an auxiliary support is arranged on the outer wall of the other end of the vacuum welding chamber, and a detachable vacuum box is arranged on the outer wall of the other end of the vacuum welding chamber.
Optionally, a movable door is arranged on the other side of the vacuum welding chamber.
Optionally, a left base frame is arranged outside one end of the vacuum welding chamber; the external rotation three-jaw power head is arranged on the left base frame in a sliding mode.
Optionally, a V-shaped auxiliary support and a feeding and discharging mechanism are arranged outside one end of the vacuum welding chamber, two rotating wheels are arranged at the top of the V-shaped auxiliary support, rollers are arranged at the bottom of the V-shaped auxiliary support, the long axis parts to be welded are placed on the two rotating wheels, and the feeding and discharging mechanism is used for driving the linear movement of the long axis parts to be welded.
Optionally, the other end of the vacuum welding chamber is provided with a right basic frame, and the vacuum box is arranged on the right basic frame in a sliding manner.
Optionally, the stacked local high-vacuum rotary sealing device includes a plurality of stacked flanges, an end rotary flange and an outer cylinder, which are sequentially sleeved on the shaft to be welded along the axial direction of the shaft to be welded; vacuum gaskets are arranged among the plurality of laminated flanges and the end part rotating flange; the outer cylinder is fixedly arranged on the outer side wall of the vacuum welding chamber, an inner cylinder is sleeved on the inner side of the outer cylinder, and a bearing is arranged between the inner cylinder and the outer cylinder; the end part rotating flange is connected with the end part of the inner barrel, which is far away from the vacuum welding chamber, and a sealing structure is arranged between the end part rotating flange and the outer barrel.
Optionally, the stacking flange comprises an upper half flange and a lower half flange cut diametrically in two parts.
Optionally, the inner diameter of the vacuum sealing gasket is smaller than the diameter of the shaft to be welded.
Optionally, an outer ring gland is arranged on the outer cylinder and between the bearing and the outer side wall of the vacuum welding chamber; and an inner ring gland is arranged on the inner cylinder and between the bearing and the outer side wall of the vacuum welding chamber.
Optionally, two bearings are arranged between the inner cylinder and the outer cylinder, and an inner sleeve is arranged between the two bearings and used for separating the two bearings;
optionally, the sealing structure includes two lip-shaped sealing rings arranged in parallel, and a sealing spacer is arranged between the two lip-shaped sealing rings;
optionally, an oil duct is arranged between the two lip-shaped sealing rings, an oil port communicated with the oil duct is arranged on the end rotary flange, and an oil plug is arranged on the oil port;
optionally, a sealing ring baffle ring is arranged at the end part of the end part rotating flange close to the vacuum welding chamber;
optionally, an O-ring seal is disposed between the end rotary flange and the end of the inner cylinder;
optionally, an O-ring is disposed between the outer cylinder and the outer sidewall of the vacuum welding chamber.
The utility model discloses for prior art gain following technological effect:
the main structure of the laminated rotary local sealing high vacuum electron beam welding machine in the utility model comprises a vacuum welding chamber, an electron gun mechanism, a welding chamber vacuum system, a laminated local high vacuum rotary sealing device and a vacuum box; the left welding shaft part is inserted from the left side of the vacuum welding chamber and is dynamically sealed through the stacked local high-vacuum rotary sealing device, so that the rotation of the left welding shaft part is guaranteed, the sealing requirement in the vacuum welding chamber can be guaranteed, the damage of a sealing structure to the surface of the part is avoided, and the machining precision requirement on the surface of the part is reduced; the right welding shaft part is inserted from the right side of the vacuum welding chamber and is sealed with the vacuum welding chamber through a vacuum box. Therefore, a large-scale vacuum welding chamber is not required to be built when the overlong shaft is welded.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of a stacked rotary partially-sealed high-vacuum electron beam welding machine according to the present invention;
FIG. 2 is a schematic view of the stacked rotary partially-sealed high-vacuum electron beam welding machine according to the present invention;
FIG. 3 is a left side view schematic diagram of the stacked rotary partial seal high vacuum electron beam welding machine of the present invention;
FIG. 4 is a schematic structural view of a stacked local high vacuum rotary sealing device in the stacked rotary local sealing high vacuum electron beam welding machine of the present invention;
FIG. 5 is a schematic structural view of a laminated flange in a laminated local high vacuum rotary sealing device in the laminated rotary local sealing high vacuum electron beam welding machine of the present invention;
FIG. 6 is a schematic side view of a stacked flange in a stacked local high vacuum rotary sealing device in the stacked rotary local sealing high vacuum electron beam welding machine of the present invention;
FIG. 7 is a schematic structural view of a feeding and discharging mechanism in the stacked rotary partial-sealing high-vacuum electron beam welding machine of the present invention;
FIG. 8 is a schematic structural view of a V-shaped auxiliary support in the stacked rotary partial-sealing high-vacuum electron beam welding machine of the present invention;
FIG. 9 is a schematic side view of an auxiliary support in the stacked rotary partial seal high vacuum electron beam welding machine of the present invention;
fig. 10 is a schematic structural view of an auxiliary support in the stacked rotary partial-sealing high-vacuum electron beam welding machine of the present invention.
Description of reference numerals: 1. v-shaped auxiliary support; 2. a feeding and discharging mechanism; 3. left weld shaft parts; 4. a left base frame; 5. externally rotating the three-jaw power head; 6. a middle base frame; 7. a laminated local high vacuum rotary sealing device; 8. an electron gun; 9. an electron gun vacuum system; 10. right weld shaft parts; 11. an internal rotation three-jaw power head; 12. a vacuum welding chamber; 13. auxiliary supporting; 14. a control cabinet; 15. a right base frame; 16. a vacuum box; 17. a water cooling unit; 18. a water gas system; 19. a welding chamber vacuum system; 20. an operation table; 21. a monitor; 22. a movable door; 23. a linear dynamic seal electric carriage; 24. a high voltage power supply; 25. a rack; 26. a linear guide rail;
71. stacking flanges; 72. a vacuum gasket; 73. an end rotating flange; 74. sealing the spacer; 75. an oil plug; 76. a sealing ring baffle ring; 77. an inner barrel; 78. an outer cylinder; 79. an inner sleeve; 710. an outer ring gland bush; 711. an inner ring gland bush; 712. a first socket head cap screw; 713. a second socket head cap screw; 714. a first O-ring seal; 715. a second O-ring seal; 716. a lip-shaped seal ring; 717. a third socket head cap screw; 718. a deep groove ball bearing; 719. a fourth socket head cap screw; 720. a fifth socket head cap screw; 721. a third O-shaped sealing ring; 722. a high vacuum welding chamber; 723. a shaft to be welded; 71-1, an upper half flange; 71-2, lower half flange;
1-1, a first lifting handle; 1-2, a first synchronous wheel; 1-3, a first synchronous belt; 1-4, a first supporting seat; 1-5, a first guide plate; 1-6, a first guide pillar; 1-7, a first guide sleeve; 1-8, a first lifting screw pair; 1-9, a first V-shaped roller frame; 1-10, a first walking roller frame;
2-1, a dragging mechanism; 2-2, a second lifting handle; 2-3, a second synchronizing wheel; 2-4, a second synchronous belt; 2-5, a coupler; 2-6, a second guide pillar; 2-7, a second guide sleeve; 2-8, a second V-shaped roller frame; 2-9, a second lifting screw pair; 2-10, a second guide plate; 2-11, a second supporting seat;
13-1, a hexagonal universal ball with a bolt; 13-2, a ball frame; 13-3, an outer support seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The first embodiment is as follows:
as shown in FIG. 1, the present embodiment provides a stacked rotary partial seal high vacuum electron beam welding machine comprising a vacuum welding chamber 12, an electron gun mechanism and a welding chamber vacuum system 19; the electron gun mechanism is arranged at the top of the vacuum welding chamber 12, and the welding chamber vacuum system 19 is arranged at one side of the vacuum welding chamber 12; a laminated local high-vacuum rotary sealing device 7 is arranged on the side wall of one end of the vacuum welding chamber 12, and an external rotary three-jaw power head 5 is arranged outside one end of the vacuum welding chamber 12; the other end of the vacuum welding chamber 12 is located inside the vacuum welding chamber 12, an inner rotating three-jaw power head 11 is arranged inside the vacuum welding chamber 12, an auxiliary support 13 is arranged on the outer wall of the other end of the vacuum welding chamber 12, and a vacuum box 16 is detachably arranged on the outer wall of the other end of the vacuum welding chamber 12.
In this embodiment, as shown in fig. 1 to 10, a linear dynamic seal electric carriage 23 is disposed on the top of the vacuum welding chamber 12, the electron gun mechanism is disposed on the linear dynamic seal electric carriage 23, the specific structure of the linear dynamic seal electric carriage 23 is described in the patent application with publication number CN207508509U, the linear dynamic seal electric carriage 23 is a linear local dynamic seal moving mechanism with X-ray protection, and on the premise of ensuring good sealing of the vacuum welding chamber 12, the electron gun mechanism can perform linear movement along the axial direction of the shaft 723 to be welded, so as to achieve alignment between the electron beam and the position to be welded. The electron gun mechanism includes an electron gun 8 and an electron gun vacuum system 9, and the electron gun vacuum system 9 is used for maintaining the vacuum degree of the electron gun 8.
The welding chamber vacuum system 19 comprises a low vacuum pump, a high vacuum pump, an air release valve, a vacuum pipeline and a valve; after the vacuum-pumping program is started, the valve on the vacuum pipeline is opened, the vacuum-pumping of the welding vacuum chamber is started, after the required high vacuum value is reached, the electron gun 8 starts to weld the beam, the valve of the vacuum pipeline is closed after the welding is finished, one air-release valve in the vacuum system is opened, and the vacuum welding chamber 12 is filled with atmosphere.
The vacuum welding chamber 12 is provided at one side with a stand 25, and the stand 25 is used for an operator to go to the top of the vacuum welding chamber 12 for maintenance and necessary operations of the electron gun mechanism.
Vacuum welding room 12 left side is provided with left part basic frame 4, the right side is provided with right part basic frame 15, still be provided with middle part basic frame 6 under vacuum welding room 12, left part basic frame 4, middle part basic frame 6 and right part basic frame 15 connect gradually, and left part basic frame 4, the part that the top of middle part basic frame 6 and right part basic frame 15 is located vacuum welding room 12 both sides all is provided with linear guide 26, 5 slidable of outer rotatory three-jaw unit head sets up on the left linear guide 26 of vacuum welding room 12, 16 slidable of vacuum box sets up on the linear guide 26 on vacuum welding room 12 right side.
The V-shaped auxiliary support device comprises a first support seat 1-4 of a V-shaped auxiliary support, wherein a first V-shaped roller frame 1-9 is arranged at the top of the first support seat 1-4, two rollers are arranged on the first V-shaped roller frame 1-9, a first guide post and a first lifting screw rod pair 1-8 are arranged on the first support seat 1-4 and located under the first V-shaped roller frame 1-9, a first guide sleeve is sleeved outside the first guide post, a first guide plate 1-5 is connected to the first lifting screw rod pair 1-8 in a transmission mode, the bottom of the first guide post is arranged on the first guide plate 1-5, and the bottom of the first lifting screw rod pair 1-8 is connected with a lifting handle through synchronous belt power.
The feeding and discharging mechanism comprises a second supporting seat 2-11, a second V-shaped roller frame 2-8 is arranged at the top of the second supporting seat 2-11, a V-shaped roller is arranged on the second V-shaped roller, and the V-shaped roller is in power connection with a motor; a guide post and a second lifting screw rod pair 2-9 are arranged on the second supporting seat 2-11 and are positioned under the second V-shaped roller carrier 2-8, a second guide sleeve is sleeved outside the second guide post, a second guide plate 2-10 is connected to the second lifting screw rod pair 2-9 in a transmission manner, the bottom of the second guide post is arranged on the second guide plate 2-10, and the bottom of the second lifting screw rod pair 2-9 is connected with a second lifting handle 2-2 through a synchronous belt.
The auxiliary support comprises an outer support seat 13-3 and a ball frame 13-2 arranged on the outer support seat 13-3, a V-shaped structure is arranged on the ball frame 13-2, a plurality of universal balls are arranged at the top of the inner wall of the V-shaped structure, and the universal balls are hexagonal belt bolt universal balls 13-1.
A seal ring is provided between the vacuum box 16 and the vacuum welding chamber 12, and the vacuum box 16 is fixed to the outer side of the right side wall of the vacuum welding chamber 12 by a plurality of bolts, so that the vacuum box 16 and the vacuum welding chamber 12 are connected in a static seal manner.
The laminated type local high-vacuum rotary sealing device 7 comprises a plurality of laminated flanges 71, end rotary flanges 73 and an outer cylinder 78 which are sequentially sleeved on a shaft 723 to be welded along the axial direction of the shaft 723 to be welded; vacuum gaskets 72 are provided between the plurality of lamination flanges 71 and the lamination flange 71 and the end rotary flange 73; the outer cylinder 78 is fixedly arranged on the outer side wall of the vacuum welding chamber 12, an inner cylinder 77 is sleeved on the inner side of the outer cylinder 78, and a bearing is arranged between the inner cylinder 77 and the outer cylinder 78; the end rotating flange 73 is connected with the end of the inner cylinder 77 far away from the vacuum welding chamber 12, and a sealing structure is arranged between the end rotating flange 73 and the outer cylinder 78.
The outer cylinder 78 is mounted on the side wall of the vacuum welding chamber 12 through a fourth inner hexagonal screw 719, a third O-ring 721 is mounted between the outer cylinder 78 and the side wall of the vacuum welding chamber 12, two deep groove ball bearings 718 are mounted in the outer cylinder 78, an inner sleeve 79 is arranged between the two deep groove ball bearings 718, an inner cylinder 77 is mounted on the inner diameter of the deep groove ball bearing 718, an outer ring gland 710 is fixed on the outer cylinder 78 through a fifth inner hexagonal screw 720 so as to compress the outer ring of the bearing, and an inner ring gland 711 is fixed on the inner cylinder 77 through a sixth inner hexagonal screw so as to compress the inner ring of the bearing. The end rotating flange 73 is fixed on the inner cylinder 77 through a second inner hexagon screw 713, a first sealing ring and a second sealing ring 715 are arranged on the left end faces of the end rotating flange 73 and the inner cylinder 77, the second sealing ring 715 is positioned on the outer side of the first sealing ring 714, two lip-shaped sealing rings 716 are arranged between the end rotating flange 73 and the outer cylinder 78, the inner diameters of the lip-shaped sealing rings 716 are pressed on the outer diameter of the left end of the outer cylinder 78, a sealing spacer 74 is arranged between the two lip-shaped sealing rings 716, a sealing ring retaining ring 76 is arranged on the right end face of the end rotating flange 73 through a third inner hexagon screw 717, the two lip-shaped sealing rings 716 are pressed in the inner diameter groove of the end rotating flange 73, an oil filling hole is formed in the position, between the two rotating shaft sealing rings 716, and the oil port is normally blocked through an oil plug 75. The laminated flange 71 is mounted on the end face of the end rotary flange 73 through a first inner hexagon screw 712 and connected layer by layer, a vacuum sealing gasket 72 is pressed between layers, the inner diameter of the vacuum sealing gasket 72 is slightly smaller than the diameter of the shaft 723 to be welded by 0.5-1 mm, and after the laminated flange 71 is pressed layer by layer, the shaft 723 to be welded is tightly embraced by the vacuum sealing gasket 72, so that good static vacuum sealing between the vacuum sealing gasket 72 and the shaft 723 to be welded is realized. In this apparatus, the laminated flange 71, the end rotary flange 73, the inner cylinder 77, and the like are rotated together with the shaft to be welded 723 by holding the shaft to be welded 723 by the vacuum packing 72, and the rotary seal is high-vacuum rotary seal with respect to the surface and shape of the outer cylinder 78 with high accuracy by the two lip seals 716. The vacuum gasket 72 is an annular rubber gasket. The lamination flange 71 is provided with three or more layers, and each layer is composed of two semicircles to form a circle, such as an upper half flange 71-1 and a lower half flange 71-2 of the lamination flange 71 in the figure.
During welding, the vacuum sealing gaskets 72 are sleeved on the shaft 723 to be welded, the right end of the shaft 723 to be welded is placed into the vacuum welding chamber 12 to be butted with a part to be welded, the left end of the shaft can extend to a required length in the atmosphere infinitely, after parts to be welded are installed, the laminated flanges 71 are installed among the vacuum rubber sealing gaskets sleeved in advance one by one, and after the parts are compressed layer by layer, electron beam equipment is vacuumized, so that welding can be started.
For welding parts with different shaft diameters, the laminated flange 71 and the vacuum rubber sealing ring gasket corresponding to the shaft diameters are processed, and local high-vacuum rotary sealing welding of various shaft diameters can be realized.
The vacuum welding chamber 12 is also provided with a high-voltage power supply 24, a water cooling unit 17, a water-air system 18, an operation platform 20, a monitor 21 and a control cabinet 14 around, wherein the water cooling unit 17 is used for providing a controllable cooling water source for the cooling system of the electron gun 8 and the high-voltage power supply 24, and the water-air system 18 is used for providing cooling water and compressed air for equipment.
The V-shaped auxiliary support 1 and the feeding and discharging mechanism 2 are arranged outside the left end of the vacuum welding chamber 12, the two rotating wheels distributed in a V shape are arranged at the top of the V-shaped auxiliary support 1, the rollers are arranged at the bottom of the V-shaped auxiliary support, long-axis parts to be welded are placed on the two rotating wheels, and the feeding and discharging mechanism 2 is used for driving the long-axis parts to be welded to move linearly.
The laminated rotary local sealing high-vacuum electron beam welding machine in the embodiment mainly comprises the following working processes:
the left welding shaft part 3 is placed on the V-shaped auxiliary support 1 and the feeding and discharging mechanism 2, the right end of the left welding shaft part 3 penetrates through the external rotation three-jaw power head 5 and the stacked local high-vacuum rotary sealing device 7 through the feeding and discharging mechanism 2 to enter the vacuum welding chamber 12, the left welding shaft part 3 is clamped tightly through the external rotation three-jaw power head 5, and the dynamic sealing arrangement of the left welding shaft part 3 is completed. And (3) penetrating the right welding shaft part 10 into the vacuum welding chamber 12 through the internal rotation three-jaw power head 11, clamping the right welding shaft part 10 through the internal rotation three-jaw power head 11, pushing the vacuum box 16 to the vacuum welding chamber 12, and fixing the vacuum box 16 on the vacuum welding chamber 12 through bolts to complete the sealing arrangement of the right welding shaft part 10. Closing the movable door 22, starting the welding chamber vacuum system 19, vacuumizing the vacuum welding chamber 12, starting the electron gun vacuum system 9, vacuumizing the electron gun 8, starting welding when the preset vacuum degree is reached, stopping vacuumizing after welding is finished, starting a vent valve, filling the vacuum welding chamber 12 with atmosphere to balance the pressure in the vacuum welding chamber 12 in the external atmosphere, opening the movable door 22, disassembling the vacuum box 16 and the laminated local high-vacuum rotary sealing device 7, and taking out the welded shaft part from the left side of the vacuum welding chamber 12.
The principle and the implementation mode of the present invention are explained by applying specific examples in the present specification, and the above descriptions of the examples are only used to help understanding the method and the core idea of the present invention; meanwhile, for the general technical personnel in the field, according to the idea of the present invention, there are changes in the concrete implementation and the application scope. In summary, the content of the present specification should not be construed as a limitation of the present invention.
Claims (10)
1. A laminated rotary local sealing high vacuum electron beam welding machine is characterized by comprising a vacuum welding chamber, an electron gun mechanism and a welding chamber vacuum system; the electron gun mechanism is arranged at the top of the vacuum welding chamber, and the welding chamber vacuum system is arranged on one side of the vacuum welding chamber;
a laminated local high-vacuum rotary sealing device is arranged on the side wall of one end of the vacuum welding chamber, and an external rotary three-jaw power head is arranged outside one end of the vacuum welding chamber;
the vacuum welding chamber is characterized in that the other end of the vacuum welding chamber is located, an inner rotating three-jaw power head is arranged in the vacuum welding chamber, an auxiliary support is arranged on the outer wall of the other end of the vacuum welding chamber, and a detachable vacuum box is arranged on the outer wall of the other end of the vacuum welding chamber.
2. The stacked rotary partial seal high vacuum electron beam welding machine of claim 1, wherein a moveable door is provided on the other side of the vacuum welding chamber.
3. The stacked rotary partial seal high vacuum electron beam welding machine according to claim 1, wherein a left base frame is arranged outside one end of the vacuum welding chamber; the external rotation three-jaw power head is arranged on the left base frame in a sliding mode.
4. The stacked rotary partial-seal high-vacuum electron beam welding machine according to claim 1, wherein a V-shaped auxiliary support and a feeding and discharging mechanism are arranged outside one end of the vacuum welding chamber, two rotating wheels are arranged at the top of the V-shaped auxiliary support, rollers are arranged at the bottom of the V-shaped auxiliary support, long-axis parts to be welded are placed on the two rotating wheels, and the feeding and discharging mechanism is used for driving the linear movement of the long-axis parts to be welded.
5. The stacked rotary partial seal high vacuum electron beam welding machine of claim 1, wherein a right base frame is disposed at another end of the vacuum welding chamber, and the vacuum box is slidably disposed on the right base frame.
6. The stacked rotary partial-seal high-vacuum electron beam welding machine according to claim 1, characterized in that the stacked partial-high-vacuum rotary sealing device comprises a plurality of stacked flanges, an end rotary flange and an outer cylinder which are sequentially sleeved on a shaft to be welded along the axial direction of the shaft to be welded; vacuum gaskets are arranged among the plurality of laminated flanges and the end part rotating flange; the outer cylinder is fixedly arranged on the outer side wall of the vacuum welding chamber, an inner cylinder is sleeved on the inner side of the outer cylinder, and a bearing is arranged between the inner cylinder and the outer cylinder; the end part rotating flange is connected with the end part of the inner barrel, which is far away from the vacuum welding chamber, and a sealing structure is arranged between the end part rotating flange and the outer barrel.
7. The stacked rotary partial seal high vacuum electron beam welding machine of claim 6, wherein the stacked flange comprises an upper half flange and a lower half flange cut diametrically in two parts.
8. The stacked rotary partial seal high vacuum electron beam welding machine of claim 6, wherein the vacuum seal has an inner diameter that is smaller than a diameter of a shaft to be welded.
9. The stacked rotary partial seal high vacuum electron beam welding machine of claim 6, wherein an outer ring gland is disposed on the outer cylinder between the bearing and an outer sidewall of the vacuum welding chamber; and an inner ring gland is arranged on the inner cylinder and between the bearing and the outer side wall of the vacuum welding chamber.
10. The stacked rotary partial seal high vacuum electron beam welding machine according to claim 9, wherein two bearings are disposed between the inner cylinder and the outer cylinder, and an inner sleeve is disposed between the two bearings, the inner sleeve separating the two bearings;
the sealing structure comprises two lip-shaped sealing rings which are arranged in parallel, and a sealing spacer is arranged between the two lip-shaped sealing rings;
an oil duct is arranged between the two lip-shaped sealing rings, an oil port communicated with the oil duct is arranged on the end part rotating flange, and an oil plug is arranged on the oil port;
the end part of the end part rotating flange close to the vacuum welding chamber is provided with a sealing ring baffle ring;
an O-shaped sealing ring is arranged between the end part rotating flange and the end part of the inner cylinder;
and an O-shaped sealing ring is arranged between the outer cylinder and the outer side wall of the vacuum welding chamber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922121407.0U CN211192477U (en) | 2019-12-02 | 2019-12-02 | Laminated rotary local sealing high-vacuum electron beam welding machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922121407.0U CN211192477U (en) | 2019-12-02 | 2019-12-02 | Laminated rotary local sealing high-vacuum electron beam welding machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211192477U true CN211192477U (en) | 2020-08-07 |
Family
ID=71887886
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922121407.0U Active CN211192477U (en) | 2019-12-02 | 2019-12-02 | Laminated rotary local sealing high-vacuum electron beam welding machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211192477U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860777A (en) * | 2019-12-02 | 2020-03-06 | 桂林实创真空数控设备有限公司 | Laminated rotary local sealing high-vacuum electron beam welding machine |
-
2019
- 2019-12-02 CN CN201922121407.0U patent/CN211192477U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110860777A (en) * | 2019-12-02 | 2020-03-06 | 桂林实创真空数控设备有限公司 | Laminated rotary local sealing high-vacuum electron beam welding machine |
| CN110860777B (en) * | 2019-12-02 | 2024-05-28 | 桂林实创真空数控设备有限公司 | Laminated rotary local sealing high vacuum electron beam welding machine |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN110497216B (en) | Synchronous self-locking type pneumatic self-adaptive clamp for processing annular thin-walled part | |
| CN202292174U (en) | Clamping and centering device of ring-shaped workpieces | |
| CN211162698U (en) | Barrel head assembly machine | |
| CN104148868B (en) | Be applicable to non-some fixed pattern Welding machine of circumferential weld of inner support outer hoop of single face welding and double face shaping | |
| CN211192477U (en) | Laminated rotary local sealing high-vacuum electron beam welding machine | |
| WO2023097825A1 (en) | Digital intelligent production line for jet pump | |
| US10399195B2 (en) | Stationary fixture for machining of aluminum alloy wheel | |
| CN107962194A (en) | Hole machined swelling device in a kind of pump case | |
| CN110860777A (en) | Laminated rotary local sealing high-vacuum electron beam welding machine | |
| CN110608883A (en) | Multi-type bearing damage simulation test system | |
| CN102476138A (en) | Compound mill | |
| CN212398690U (en) | Petroleum pipeline welding jig that stability is high | |
| CN210487270U (en) | Multi-type bearing damage simulation test system | |
| CN104057276A (en) | On-line air valve pulling device | |
| CN104021949A (en) | Groove-pressing equipment for super capacitor housing | |
| JPS5844938Y2 (en) | Electron beam processing equipment for cylindrical parts | |
| CN204221327U (en) | A kind of ball valve sealing ring profiling adsorption pressure assembling device | |
| CN115415772B (en) | Manipulator device for mounting air compressor rotor | |
| US3835291A (en) | Electron beam welding machine with split seal means | |
| CN206775351U (en) | A kind of motor assembles application specific architecture | |
| CN112599275B (en) | Sealing station port of bar scrap decontamination packaging system for nuclear industry | |
| CN214558575U (en) | Magnetron tube core welding device | |
| CN211219516U (en) | Intelligent press-fitting equipment for double mechanical arm bearings | |
| CN211202875U (en) | Rotatory dynamic seal device of local high vacuum of range upon range of formula | |
| CN208543203U (en) | Servo motor retarder ball-screw-transmission disc spring locks angle rotary table |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |