CN203062035U - Chassis clamp for hydrogen furnace welding - Google Patents
Chassis clamp for hydrogen furnace welding Download PDFInfo
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- CN203062035U CN203062035U CN 201220679076 CN201220679076U CN203062035U CN 203062035 U CN203062035 U CN 203062035U CN 201220679076 CN201220679076 CN 201220679076 CN 201220679076 U CN201220679076 U CN 201220679076U CN 203062035 U CN203062035 U CN 203062035U
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Abstract
The utility model discloses a chassis clamp for hydrogen furnace welding. The chassis clamp for hydrogen furnace welding is characterized by comprising a chassis and a handle, wherein the handle is placed on the top face of the chassis, and first kind through holes and second kind through holes are formed in the chassis, wherein the first kind through holes and the second kind through holes penetrate through the top face and the bottom face of the chassis. A top face step for limiting a weld assembly to be welded in the interior of the front side of the chassis is formed on the circumference of the top face of the chassis and protrudes out of the top face of the chassis, and a bottom step for erecting the bottom face of the chassis high is formed on the circumference of the bottom face of the chassis and protrudes out of the bottom face of the chassis. Two symmetrical notch grooves for cutting off the interior of the bottom face step are formed in the chassis. The chassis clamp for hydrogen furnace welding has the advantages that the chassis clamp is placed, moved and used easily and operation is convenient. Welding flux of the weld assembly flows fully when the weld assembly is welded in a hydrogen furnace, and the yield of welding air impermeability is high.
Description
Technical field
The utility model relates to a kind of auxiliary weld jig, is specifically related to a kind of chassis anchor clamps that are applicable to the welding of hydrogen stove.
Background technology
Travelling-wave tubes, magnetron, klystron etc. are the microwave vacuum electronic device, all are to utilize electric field, magnetic field to control electron beam portion's motion within it, reach purposes such as signal amplification, vibration.Wherein electron beam produces, accelerates, moves and collect at device inside, and needed environment is under the vacuum state, and device manufacturing material requested and sealing-in quality have been proposed very high requirement.Wherein material require is the vacuum performance material, and the mutual sealing-in of material is the vacuum-tightness welding, and general air-tightness welding comprises modes such as soldering, ratio-frequency welding, argon arc welding.What wherein most widely used, use was maximum is soldering.
Soldering is to place low-melting scolder near a plurality of material position while weldings to be welded, be heated to certain temperature, change of shape does not take place material to be welded but low-melting scolder melts, and trickling is filled to position while welding to be welded, just finishes the air-tightness welding after the cooling.Soldering is generally carried out in hydrogen stove, vacuum drying oven, in vacuum drying oven because the little scolder of gas pressure trickling property is poor, unless the material self character can not be placed in the hydrogen stove, so vacuum brazing is adopted seldom.The hydrogen furnace brazing is mainly due to the existence of hydrogen, and pressure is identical everywhere during solder fusing, and the scolder of liquid state trickles in weld seam during capillarity, fills up weld seam, finishes the air-tightness sealing-in.
When reality is welded, the to-be-welded pieces that assembles need be placed on the hydrogen furnace interior in the hydrogen stove, need simultaneously some objects are placed in the to-be-welded pieces bottom, its high bottom is built on stilts, make ventilation in weld seam bottom and the stove, scolder trickling property is good like this, the quality height of welding, assembly qualification rate height.Adopt a plurality of anchor clamps to be placed on the weldment bottom when but frame is high, cause shakiness easily, cause the welding failure.If the bottom is not built on stilts, the weldment bottom does not have gas, can cause scolder trickling property poor, and the easy difficulty of weld seam is filled fully, and the air-tightness of weldment can not get guaranteeing.Simultaneously owing to do not weld, weldment is unfixing each other after assembling for weldment, is placing, is adopting manual operation when mobile, easily causes the change in location of assembling, the quality of influence welding.
The utility model content
At weldment when the hydrogen furnace brazing because operation and when being placed in the hydrogen stove, can influence the welding quality of weldment, problems such as solder yield is low, the utility model provides operations such as a kind of placement, movement before being convenient to weld, when solving weldment simultaneously and in the hydrogen stove, welding bottom the auxiliary clamp of ventilation problem.
The utility model adopts following technical scheme:
Be applicable to the chassis anchor clamps of hydrogen stove welding, it is characterized in that, comprise: chassis and the handle that is arranged on above-mentioned chassis top face, above-mentioned chassis is provided with runs through its end face, the first kind through hole of bottom surface and the second class through hole, the end face on above-mentioned chassis circumferentially is formed with and protrudes from the end face step that the chassis end face is used for to-be-welded pieces is limited in its positive inside, the bottom surface on above-mentioned chassis circumferentially is formed with the bottom surface step that above-mentioned undersurface of bottom disc frame is high that is used for that protrudes from undersurface of bottom disc, and the bottom surface on above-mentioned chassis is provided with two symmetrically arranged gap slots for fixing above-mentioned handle and step inside, the above-mentioned bottom surface of UNICOM.
The aforesaid chassis anchor clamps that are applicable to the welding of hydrogen stove is characterized in that above-mentioned first kind through hole and the second class through hole are cylindrical hole, and the aperture of above-mentioned first kind through hole is greater than the aperture of the above-mentioned second class through hole.
The aforesaid chassis anchor clamps that are applicable to the welding of hydrogen stove is characterized in that above-mentioned first kind number of through-holes is 1, is arranged at the center on above-mentioned chassis.
The aforesaid chassis anchor clamps that are applicable to hydrogen stove welding is characterized in that the above-mentioned second class number of through-holes is the integer more than or equal to 2, and they are evenly distributed on the more than one concentric circles centered by above-mentioned first kind through hole.
The aforesaid chassis anchor clamps that are applicable to hydrogen stove welding is characterized in that, the diameter of above-mentioned first kind through hole is 4 to 5 times of thickness between the end face bottom surface, above-mentioned chassis; The diameter of the above-mentioned second class through hole is 0.7 to 1.2 times of thickness between the end face bottom surface, above-mentioned chassis.
The aforesaid chassis anchor clamps that are applicable to the welding of hydrogen stove is characterized in that, the distance at the center of the above-mentioned first kind through hole of the centre distance of the above-mentioned second class through hole is 1.5 times or 1.5N times of the above-mentioned second class through-hole diameter, and N is more than or equal to 2.
The aforesaid chassis anchor clamps that are applicable to hydrogen stove welding is characterized in that above-mentioned end face step and bottom surface step profile section shape are rectangle, and the height that their protrude end face or bottom surface is 2 to 3 millimeters, and they are parallel on the direction of cross section and are of a size of 3 to 5 millimeters.
The aforesaid chassis anchor clamps that are applicable to the welding of hydrogen stove is characterized in that above-mentioned gap slot forms breach at above-mentioned bottom surface step, and groove depth is protruded the height of bottom surface greater than above-mentioned bottom surface step; The width of above-mentioned breach is 0.5 to 0.7 times of above-mentioned first kind through-hole diameter, and above-mentioned groove depth is 3 to 5 millimeters.
The aforesaid chassis anchor clamps that are applicable to the welding of hydrogen stove is characterized in that above-mentioned chassis is disk, and above-mentioned end face step and bottom surface step are the part of ring-shaped step or ring-shaped step.
The aforesaid chassis anchor clamps that are applicable to the welding of hydrogen stove, it is characterized in that, above-mentioned handle becomes reverse U shape, be formed with external screw thread at its two ends, above-mentioned chassis also is provided with the 3rd class through hole that passes through for for above-mentioned handle two ends at above-mentioned gap slot place, be provided with the locking nut for the above-mentioned handle of locking two ends in above-mentioned gap slot.
Advantage of the present utility model:
1. simple, easy to operate when when placing and move, using;
2. the scolder of weld assembly trickles fully when welding in the hydrogen stove, welding airtightness qualification rate height.
Description of drawings
Fig. 1 is the structural representation of a preferred embodiment of the present utility model.
Fig. 2 is middle chassis embodiment illustrated in fig. 1 schematic cross-section.
Fig. 3 is middle chassis embodiment illustrated in fig. 1 schematic top plan view.
The implication of Reference numeral among the figure:
1, chassis, 2, handle, 3, first kind through hole, 4, the second class through hole, 5, the end face step, 6, the bottom surface step, 7, gap slot, the 8, the 3rd class through hole.
The width of the breach that A, gap slot form at the bottom surface step, the groove depth of B, gap slot, the thickness of C, end face step.
The specific embodiment
Below in conjunction with Figure of description the utility model is done further introduction.
Referring to figs. 1 through shown in Figure 3, the chassis anchor clamps of hydrogen stove welding that are applicable to of the present utility model mainly comprise two parts: chassis and handle.
Wherein the chassis is provided with end face and two sides, bottom surface, and handle is fixedly connected on the top of chassis end face, in use, mentions handle and can drive the chassis and move.
As a kind of preferred version, handle becomes reverse U shape, is formed with external screw thread at its two ends, and the chassis also is provided with for the 3rd class through hole that passes through for the handle two ends and for the locking nut of locking above-mentioned handle two ends.
For when welding the commissure scolder can trickle fully and ambient gas pressure identical, the chassis is provided with first kind through hole and the second class through hole that runs through its end face, bottom surface.Wherein, first kind through hole is used for the positive alignment weld seam, and the second class through hole is used for more UNICOM space and realizes equilibrium air pressure, and as a kind of preferred version, first kind through hole and the second class through hole are cylindrical hole, and the aperture of first kind through hole is greater than the aperture of the second class through hole; First kind number of through-holes is 1, is arranged at the center on chassis; The second class number of through-holes is the integer more than or equal to 2, and they are evenly distributed on the more than one concentric circles centered by first kind through hole; The diameter of first kind through hole is 4 to 5 times of thickness between the end face bottom surface, chassis; The diameter of the second class through hole is 0.7 to 1.2 times of thickness between the end face bottom surface, chassis; The distance at the center of the centre distance first kind through hole of the second class through hole is 1.5 times or 1.5N times of the second class through-hole diameter, and N is more than or equal to 2.
The trickling of size to obtain of first kind through hole so can specifically be set according to the size of commissure, and size and number that the second class through hole specifically is set make tool air pressure equilibrium on every side.
In order to be that the bottom surface on chassis is pressed from both sides high certain space and is used for realizing gas communication, the bottom surface on chassis circumferentially is formed with the bottom surface step that the undersurface of bottom disc frame is high that is used for that protrudes from undersurface of bottom disc, do not realize gas communication in order to make the bottom surface step be unlikely to sealing, be provided with two gap slots that are used for blocking the bottom surface step at two symmetric position places of bottom surface step, by these two gap slots, the space that the bottom surface on chassis and bottom surface step surround can be contacted with the external world.
In order to make the to-be-welded pieces that is placed on undersurface of bottom disc not move out the scope on chassis when the mobile chassis, end face on the chassis circumferentially is formed with and protrudes from the end face step that the chassis end face is used for to-be-welded pieces is limited in its positive inside, the position that the end face step forms and size are decided by concrete chassis size and to-be-welded pieces size, as general selection, for wasting space not, the end face step generally is formed at the outer most edge of chassis end face; Equally, in order to obtain the outer most edge that maximum bottom surface, space step generally is formed at undersurface of bottom disc.
As shown in Figure 2, as a kind of preferred version, end face step and bottom surface step profile section shape are rectangle, and the height that they protrude end face or bottom surface is 2 to 3 millimeters, and their thickness is 3 to 5 millimeters.
In addition, be under the situation of disk on the chassis, as preferably, the end face step is ring-shaped step, and the bottom surface step is the part of ring-shaped step, because it is interrupted by two symmetrically arranged gap slots.
As a kind of preferred version, gap slot forms breach at the bottom surface step, and groove depth is protruded the height of bottom surface greater than above-mentioned bottom surface step; The width of breach is 0.5 to 0.7 times of above-mentioned first kind through-hole diameter, and groove depth is 3 to 5 millimeters.The 3rd class through hole is arranged on the gap slot place, and be groove depth greater than the height of the protrusion of bottom surface step, this difference in height just in time can be used for holding locking nut.
More than show and described basic principle of the present utility model, principal character and advantage.The technical staff of the industry should understand, and above-described embodiment does not limit the utility model in any form, and all employings are equal to replaces or technical scheme that the mode of equivalent transformation obtains, all drops in the protection domain of the present utility model.
Claims (10)
1. be applicable to the chassis anchor clamps of hydrogen stove welding, it is characterized in that, comprise: chassis and the handle that is arranged on above-mentioned chassis top face, above-mentioned chassis is provided with first kind through hole and the second class through hole that runs through its end face, bottom surface, the end face on above-mentioned chassis circumferentially is formed with and protrudes from the end face step that the chassis end face is used for to-be-welded pieces is limited in its positive inside, the bottom surface on above-mentioned chassis circumferentially is formed with the bottom surface step that above-mentioned undersurface of bottom disc frame is high that is used for that protrudes from undersurface of bottom disc, and above-mentioned chassis is provided be used to two symmetrically arranged gap slots that block step inside, above-mentioned bottom surface.
2. the chassis anchor clamps that are applicable to the welding of hydrogen stove according to claim 1 is characterized in that above-mentioned first kind through hole and the second class through hole are cylindrical hole, and the aperture of above-mentioned first kind through hole is greater than the aperture of the above-mentioned second class through hole.
3. the chassis anchor clamps that are applicable to the welding of hydrogen stove according to claim 2 is characterized in that above-mentioned first kind number of through-holes is 1, is arranged at the center on above-mentioned chassis.
4. the chassis anchor clamps that are applicable to hydrogen stove welding according to claim 3 is characterized in that the above-mentioned second class number of through-holes is the integer more than or equal to 2, and they are evenly distributed on the more than one concentric circles centered by above-mentioned first kind through hole.
5. the chassis anchor clamps that are applicable to hydrogen stove welding according to claim 4 is characterized in that, the diameter of above-mentioned first kind through hole is 4 to 5 times of thickness between the end face bottom surface, above-mentioned chassis; The diameter of the above-mentioned second class through hole is 0.7 to 1.2 times of thickness between the end face bottom surface, above-mentioned chassis.
6. the chassis anchor clamps that are applicable to the welding of hydrogen stove according to claim 5 is characterized in that, the distance at the center of the above-mentioned first kind through hole of the centre distance of the above-mentioned second class through hole is 1.5 times or 1.5N times of the above-mentioned second class through-hole diameter, and N is more than or equal to 2.
7. the chassis anchor clamps that are applicable to the welding of hydrogen stove according to claim 1 is characterized in that above-mentioned end face step and bottom surface step profile section shape are rectangle, and the height that they protrude end face or bottom surface is 2 to 3 millimeters, and their thickness is 3 to 5 millimeters.
8. the chassis anchor clamps that are applicable to the welding of hydrogen stove according to claim 1 is characterized in that, above-mentioned gap slot forms breach at above-mentioned bottom surface step, and groove depth is protruded the height of bottom surface greater than above-mentioned bottom surface step; The width of above-mentioned breach is 0.5 to 0.7 times of above-mentioned first kind through-hole diameter, and above-mentioned groove depth is 3 to 5 millimeters.
9. according to any described chassis anchor clamps that are applicable to the welding of hydrogen stove of claim 1 to 8, it is characterized in that above-mentioned chassis is disk, above-mentioned end face step and bottom surface step are the part of ring-shaped step or ring-shaped step.
10. chassis anchor clamps that are applicable to hydrogen stove welding according to claim 9, it is characterized in that, above-mentioned handle becomes reverse U shape, be formed with external screw thread at its two ends, above-mentioned chassis also is provided with the 3rd class through hole that passes through for for above-mentioned handle two ends at above-mentioned gap slot place, be provided with the locking nut for the above-mentioned handle of locking two ends in above-mentioned gap slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220679076 CN203062035U (en) | 2012-12-11 | 2012-12-11 | Chassis clamp for hydrogen furnace welding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220679076 CN203062035U (en) | 2012-12-11 | 2012-12-11 | Chassis clamp for hydrogen furnace welding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203062035U true CN203062035U (en) | 2013-07-17 |
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ID=48760861
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220679076 Expired - Fee Related CN203062035U (en) | 2012-12-11 | 2012-12-11 | Chassis clamp for hydrogen furnace welding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203062035U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228218A (en) * | 2016-03-25 | 2017-10-03 | 珠海华宇金属有限公司 | A kind of solenoid directional control valve |
| CN112238275A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Magnetron exhaust pipe assembly assembling process |
-
2012
- 2012-12-11 CN CN 201220679076 patent/CN203062035U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107228218A (en) * | 2016-03-25 | 2017-10-03 | 珠海华宇金属有限公司 | A kind of solenoid directional control valve |
| CN112238275A (en) * | 2020-08-07 | 2021-01-19 | 广东格兰仕微波炉电器制造有限公司 | Magnetron exhaust pipe assembly assembling process |
| CN112238275B (en) * | 2020-08-07 | 2022-05-10 | 广东格兰仕微波炉电器制造有限公司 | Magnetron exhaust pipe assembly assembling process |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130717 Termination date: 20151211 |
|
| EXPY | Termination of patent right or utility model |