CN208467502U - A kind of vacuum chamber for laser welding - Google Patents
A kind of vacuum chamber for laser welding Download PDFInfo
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- CN208467502U CN208467502U CN201820964452.5U CN201820964452U CN208467502U CN 208467502 U CN208467502 U CN 208467502U CN 201820964452 U CN201820964452 U CN 201820964452U CN 208467502 U CN208467502 U CN 208467502U
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- vacuum
- upper cover
- pedestal
- vacuum chamber
- laser welding
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Abstract
The utility model discloses a kind of vacuum chambers for laser welding, it include the pedestal being connected by a hinge and upper cover, vacuum chamber is formed between the pedestal and upper cover, and pedestal and the joint face of upper cover are provided with sealing ring to realize sealing, the jig in vacuum chamber is provided on the pedestal for fixed workpiece, the upper cover is provided with the loophole passed through for laser, is embedded with high permeability glass in the loophole；The upper cover is connected with closing device to realize and open and close, and multiple swing clamp cylinders around upper cover arrangement are connected on the pedestal to compress upper cover；The pedestal is connected with vacuum tube, and described vacuum tube one end is connected to vacuum chamber, and the other end is connected with vacuum pump group, and the pedestal is also connected with the vacuum meter for detecting vacuum degree in vacuum chamber, and the vacuum meter and vacuum pump group are electrically connected.Volume, volume are relatively small, and single is short the time required to vacuumizing, and the synthesis use cost of equipment is effectively reduced.
Description
Technical field
The utility model relates to technical field of laser welding, specifically a kind of vacuum chamber for laser welding.
Background technique
When requiring to carry out laser welding workpiece on the market at present in vacuum environment, often to use and arrive large-scale vacuum chamber
Room, and complicated vacuum pump group is configured, and laser welding mechanism is just mounted in big vacuum chamber.Because being grasped in welding process
Making personnel can not work in vacuum environment, so there are also a series of matched automatically upper blanking mechanisms inside vacuum chamber.By
There are associated specifications to intracavitary vacuum degree in this kind of welding workpiece, therefore to cylinder, reversal valve, connector, tracheae etc.
Leakage rate be strict regulations.These integrated conditions not only make welding equipment, and structure is complicated, and production and application cost is high, behaviour
Bother, inefficiency, along with laser welding mechanism is located in closed environment, later maintenance is difficult, cause comprehensive use at
This is high.Furthermore when intracavitary vacuum degree is down to technical indicator hereinafter, vacuumizing again again, because vacuum chamber volume compared with
Greatly, the spent time is longer, further seriously affects production efficiency.
Summary of the invention
For overcome the deficiencies in the prior art, the utility model provides a kind of vacuum chamber for laser welding, takes out true
The empty time is short, facilitates operation, and comprehensive use cost is low.
The technical scheme adopted by the utility model to solve the technical problem is as follows:
A kind of vacuum chamber for laser welding, includes the pedestal being connected by a hinge and upper cover, the pedestal and
Vacuum chamber is formed between upper cover, and pedestal and the joint face of upper cover are provided with sealing ring to realize sealing, set on the pedestal
The jig being located in vacuum chamber is equipped with for fixed workpiece, the upper cover is provided with the loophole passed through for laser, the light transmission
High permeability glass is embedded in hole；The upper cover is connected with closing device to realize and open and close, and is connected on the pedestal
Multiple swing clamp cylinders around upper cover arrangement are to compress upper cover；The pedestal is connected with vacuum tube, vacuum tube one end connection
Vacuum chamber, the other end are connected with vacuum pump group, and the pedestal is also connected with the vacuum meter for detecting vacuum degree in vacuum chamber, institute
It states vacuum meter and vacuum pump group is electrically connected.
As an improvement of the above technical solution, the closing device includes reciprocating air cylinder and connecting rod, the reciprocating air cylinder
It is affixed on the base and piston rod downward, the connecting rod is L-type, and lower end is articulated with piston rod, and upper end is articulated with
The trunnion of lid, the trunnion are located at the outside of hinge.
As a further improvement of the above technical scheme, the upper cover is rectangle, the swing clamp cylinder be arranged four and
It is distributed in four angles of upper cover.
It is further improved, is provided on the pedestal and the matched seal groove of upper cover shape, the sealing ring installation
In the seal groove.
It is further improved, the vacuum pump group includes sliding vane rotary vacuum pump and molecular vacuum turbine pump, and the vacuum tube is set
It is equipped with two and is separately connected sliding vane rotary vacuum pump and molecular vacuum turbine pump.
It is further improved, the vacuum tube is vacuum corrugated pipe and end is provided with chuck connector so that connection blade is true
Sky pump or molecular vacuum turbine pump.
It is further improved, the diameter of the loophole is less than the high permeability glass, is provided with out around the loophole
The annular groove of mouth down, O-ring seal is equipped in the annular groove, and the edge of the high permeability glass abuts described O-shaped close
Seal, the medial surface of the upper cover are connected with locking part with the fixation high permeability glass.
It is further improved, the pedestal and upper cover are stainless steelwork.
The beneficial effects of the utility model are: vacuum chamber structure provided by the utility model is simple, volume, volume phase
To smaller, single is short the time required to vacuumizing, and requires vacuum pump group lower, and overall volume is small, light-weight, it can be achieved that multiplexing
Bit interleaving work, maintains stable production efficiency；In addition, welding mechanism and automatic mechanism are all outside vacuum chamber, upper cover is set
It is equipped with the loophole passed through for laser, substantially reduces the technical difficulty of device fabrication and cost, is also more convenient for safeguarding, be conducive to
Extending equipment life, maintains equipment functional reliability, the synthesis use cost of equipment is effectively reduced in lifting means utilization rate,
Be conducive to the technical difficulty that welding mechanism is greatly reduced and overall cost, be also beneficial to the follow-up maintenance of equipment, can effectively be promoted
The utilization rate and reliability of equipment.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and examples.
Fig. 1 is the top view of the utility model；
Fig. 2 is the A-A cross-sectional view of Fig. 1.
Specific embodiment
Referring to Fig.1~Fig. 2, a kind of vacuum chamber for laser welding includes the pedestal 1 being connected by a hinge and upper
Lid 2, pedestal 1 and upper cover 2 are stainless steelwork, reduce gas burst size to the greatest extent, are formed between the pedestal 1 and upper cover 2 true
Cavity, and pedestal 1 and the joint face of upper cover 2 are provided with sealing ring 11 to realize sealing, are provided with and are located at very on the pedestal 1
For fixed workpiece, the upper cover 2 is provided with the loophole 21 passed through for laser for jig in cavity, embedding in the loophole 21
Equipped with high permeability glass 22, in the present embodiment, it is preferred that the diameter of the loophole 21 is less than the high permeability glass 22,
The loophole 21 is provided with downward opening annular groove, O-ring seal 23 is installed in the annular groove, it is described high saturating
Property glass 22 edge abut the O-ring seal 23, the medial surface of the upper cover 2 is connected with locking part 24 described in fixation
High permeability glass 22, locking part 24 can also be installed using interference fit installation using screw thread；The upper cover 2 is connected with
Closing device 3 is opened and closed with realizing, closing device 3 can be used threaded connection or interference fit, connect on the pedestal 1
There are multiple swing clamp cylinders 4 arranged around upper cover 2 to compress upper cover 2；The pedestal 1 is connected with vacuum tube 5, the vacuum tube 5
One end is connected to vacuum chamber, and the other end is connected with vacuum pump group, and the pedestal 1 is also connected with for detecting vacuum degree in vacuum chamber
Vacuum meter 6, the vacuum meter 6 are electrically connected with vacuum pump group.In the present embodiment, it is preferred that the closing device 3 includes
Reciprocating air cylinder 31 and connecting rod 32, the reciprocating air cylinder 31 be fixed on the pedestal 1 and piston rod downward, the connecting rod 32 is
L-type, lower end are articulated with piston rod, and upper end is articulated with the trunnion of upper cover 2, which is located at the outside of hinge.
In the present embodiment, it is preferred that the upper cover 2 is rectangle, and the swing clamp cylinder 4 is arranged four and is distributed in
Four angles of lid 2, swing clamp cylinder 4 are also connected with dedicated pressure pad block, and guarantee applies stable pressure to upper cover 2.It is arranged on pedestal 1
Have and is mounted in the seal groove with the matched seal groove of 2 shape of upper cover, the sealing ring 11.
In the present embodiment, it is preferred that the vacuum pump group includes sliding vane rotary vacuum pump and molecular vacuum turbine pump, described
Vacuum tube 5 is provided with two and is separately connected sliding vane rotary vacuum pump and molecular vacuum turbine pump, for different vacuum level requirements,
Classification vacuumizes.In the present embodiment, it is preferred that the vacuum tube 5 is vacuum corrugated pipe and end is provided with chuck connector
51, for connection sliding vane rotary vacuum pump or molecular vacuum turbine pump, facilitate installation.
Using the above structure, process for using is as follows: welding mechanism is arranged in outside vacuum chamber, and upper cover 2 is provided with for swashing
The loophole 21 that light passes through is embedded with high permeability glass 22 in loophole 21, control system can be separately provided, also can be used
The control system of welding mechanism, vacuum meter 6 are electrically connected at control system, and vacuum pump group, reciprocating air cylinder 31 and swing clamp cylinder 4 are equal
By control system control action.Reciprocating air cylinder 31 acts, and drives upper cover 2 to open by connecting rod 32, workpiece is fixed on and controls by worker
On tool, then 31 counteragent of reciprocating air cylinder, the lid of upper cover 2 are closed, and then four swing clamp cylinders 4 compress upper cover 2, utilize sealing ring 11
Guarantee leakproofness, vacuum pump group starting vacuumizes vacuum chamber, monitors the vacuum degree of vacuum chamber, vacuum in real time by vacuum meter 6
6 feedback signals are counted to control system, when vacuum degree reaches setting value, control system controls vacuum pump group and stops；Welding mechanism swashs
Flush weld connector goes out light, and the high permeability glass 22 of laser penetration is projected and welded on workpiece；After the completion of welding, reciprocating air cylinder 31
It acting again, drives upper cover 2 to open by connecting rod 32, worker removes the workpiece being welded, can carry out weld job next time,
Due to being intermittent operation, a worker can operate multiple devices, improve efficiency.Vacuum chamber structure is simple, volume, volume
Relatively small, single is short the time required to vacuumizing, lower to vacuum pump group requirement, and overall volume is small, light-weight；In addition, weldering
Connection mechanism and automatic mechanism substantially reduce the technical difficulty of device fabrication and cost, are also more convenient for all outside vacuum chamber
Maintenance is conducive to extend equipment life, maintains equipment functional reliability, and the synthesis of equipment is effectively reduced in lifting means utilization rate
Use cost.
The above, the only better embodiment of the utility model, but the utility model is not limited to above-mentioned reality
Example is applied, as long as its technical effect for reaching the utility model with any same or similar means, should all fall into the utility model
Within protection scope.
Claims (8)
1. a kind of vacuum chamber for laser welding, it is characterised in that: include the pedestal (1) being connected by a hinge and upper cover
(2), vacuum chamber is formed between the pedestal (1) and upper cover (2), and pedestal (1) and the joint face of upper cover (2) are provided with sealing
Circle (11) is provided with the jig in vacuum chamber to realize sealing for fixed workpiece, the upper cover on the pedestal (1)
(2) it is provided with the loophole (21) passed through for laser, is embedded with high permeability glass (22) in the loophole (21)；The upper cover
(2) closing device (3) is connected with to realize and open and close, and is connected on the pedestal (1) multiple around upper cover (2) arrangement
Swing clamp cylinder (4) is to compress upper cover (2)；The pedestal (1) is connected with vacuum tube (5), and described vacuum tube (5) one end is connected to vacuum
Chamber, the other end are connected with vacuum pump group, and the pedestal (1) is also connected with the vacuum meter (6) for detecting vacuum degree in vacuum chamber,
The vacuum meter (6) and vacuum pump group are electrically connected.
2. a kind of vacuum chamber for laser welding according to claim 1, it is characterised in that: the closing device
It (3) include reciprocating air cylinder (31) and connecting rod (32), the reciprocating air cylinder (31) is fixed on the pedestal (1) and piston rod
Downward, the connecting rod (32) is L-type, and lower end is articulated with piston rod, and upper end is articulated with the trunnion of upper cover (2), which is located at
The outside of hinge.
3. a kind of vacuum chamber for laser welding according to claim 2, it is characterised in that: the upper cover (2) is
Rectangle, the swing clamp cylinder (4) are arranged four and are distributed in four angles of upper cover (2).
4. a kind of vacuum chamber for laser welding according to claim 3, it is characterised in that: on the pedestal (1)
It is provided with and is mounted in the seal groove with the matched seal groove of the upper cover (2) shape, the sealing ring (11).
5. a kind of vacuum chamber for laser welding according to any one of claims 1-4, it is characterised in that: described true
Empty pump group includes sliding vane rotary vacuum pump and molecular vacuum turbine pump, and the vacuum tube (5) is provided with two and is separately connected rotation
Piece vacuum pump and molecular vacuum turbine pump.
6. a kind of vacuum chamber for laser welding according to claim 5, it is characterised in that: the vacuum tube (5)
For vacuum corrugated pipe and end is provided with chuck connector (51) for connection sliding vane rotary vacuum pump or molecular vacuum turbine pump.
7. a kind of vacuum chamber for laser welding according to any one of claims 1-4, it is characterised in that: described
The diameter of unthreaded hole (21) is less than the high permeability glass (22), and the loophole (21) are provided with downward opening annular
Slot is equipped with O-ring seal (23) in the annular groove, and the edge of the high permeability glass (22) abuts the O-ring seal
(23), the medial surface of the upper cover (2) is connected with locking part (24) with the fixation high permeability glass (22).
8. a kind of vacuum chamber for laser welding according to any one of claims 1-4, it is characterised in that: the bottom
Seat (1) and upper cover (2) are stainless steelwork.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964452.5U CN208467502U (en) | 2018-06-21 | 2018-06-21 | A kind of vacuum chamber for laser welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820964452.5U CN208467502U (en) | 2018-06-21 | 2018-06-21 | A kind of vacuum chamber for laser welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208467502U true CN208467502U (en) | 2019-02-05 |
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ID=65214600
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820964452.5U Active CN208467502U (en) | 2018-06-21 | 2018-06-21 | A kind of vacuum chamber for laser welding |
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| CN (1) | CN208467502U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857054A (en) * | 2018-06-21 | 2018-11-23 | 广东聚金激光技术有限公司 | A kind of vacuum chamber for laser welding |
-
2018
- 2018-06-21 CN CN201820964452.5U patent/CN208467502U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108857054A (en) * | 2018-06-21 | 2018-11-23 | 广东聚金激光技术有限公司 | A kind of vacuum chamber for laser welding |
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