CN104999216A - Cathode component assembling jig - Google Patents
Cathode component assembling jig Download PDFInfo
- Publication number
- CN104999216A CN104999216A CN201510485279.1A CN201510485279A CN104999216A CN 104999216 A CN104999216 A CN 104999216A CN 201510485279 A CN201510485279 A CN 201510485279A CN 104999216 A CN104999216 A CN 104999216A
- Authority
- CN
- China
- Prior art keywords
- cylinder
- size
- positioning tube
- backstay
- adjustment
- 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.)
- Granted
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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
- B23K37/00—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
- B23K37/04—Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
- B23K37/0426—Fixtures for other work
- B23K37/0435—Clamps
- B23K37/0443—Jigs
Abstract
The invention discloses a cathode component assembling jig. The jig comprises an adjusting and positioning rod and an adjusting and positioning cylinder, wherein the adjusting and positioning rod comprises a cathode positioning surface, a jig concentric positioning shaft, a size adjusting external thread and an adjusting groove; the adjusting and positioning cylinder comprises an internal shield cylinder positioning surface, an internal shield cylinder concentric positioning shaft, a jig concentric positioning cylinder and a size adjusting internal thread. Through the adoption of the cathode component assembling jig, when the cathode is welded with an internal thermal shield cylinder and an external thermal shield cylinder, the size, the concentricity and the parallelism of the cathode, the internal thermal shield cylinder and the external thermal shield cylinder can meet the design requirements, and the jig has the characteristics that the structure is simple, the processing is convenient, the assembly and disassembly are convenient, and the size is adjustable.
Description
Technical field
The present invention relates to a kind of fixture, the fixture of a kind of Cathode Module in Electron Gun of Traveling Wave Tube assembling specifically.
Background technology
Travelling-wave tubes is the important electronic device in the fields such as microwave relay communication, radar, electronic countermeasure and satellite communication.Negative electrode is the core component of whole travelling-wave tubes, its small change in location, all may produce great impact to the electrical quantity of travelling-wave tubes, the negative electrode of travelling-wave tubes, internal heat shield cylinder and outer heat shielding barrel part little (< 10mm), solder side less (< 2mm), at target, when internal heat shield cylinder and the welding of outer heat shielding cylinder, the dimensional fits of part self can not reach the anticathode size of travelling-wave tubes, concentricity, the requirement of the assembling of the depth of parallelism, therefore, at target, when internal heat shield cylinder and the welding of outer heat shielding cylinder, need special frock clamp, ensure negative electrode and internal heat shield cylinder, the size of outer heat shielding, concentricity, the depth of parallelism.
Summary of the invention
The present invention is directed to the problems referred to above, provide a kind of cathode assembly assembling jig, when this fixture can ensure that negative electrode welds with internal heat shield cylinder, outer heat shielding, between them, size, concentricity, the depth of parallelism reach designing requirement, have the feature that structure is simple, easy to process, be convenient to handling, dimension adjustable, described cathode assembly assembling jig also may be used for the welding of other electronic devices and components simultaneously.
Content of the present invention is: the adjustment backstay that a kind of cathode assembly assembling jig comprises and adjustment positioning tube, described adjustment backstay comprises negative electrode locating surface, fixture concentric locating axle, size adjustment external screw thread and regulating tank, described adjustment backstay is a cylinder, one end of described adjustment backstay is fixture concentric locating axle, be provided with screw thread regulating the other end of backstay and regulate external screw thread as size, the size of described adjustment backstay regulates the end face of external screw thread one end to be provided with regulating tank, the end face regulating backstay to be positioned at fixture concentric locating axle one end is negative electrode locating surface, described negative electrode locating surface keeps smooth, described negative electrode locating surface is perpendicular to the central axis of fixture concentric locating axle, in order to the perpendicularity of control cathode locating surface and fixture concentric locating axle, for locating the position of negative electrode, described adjustment positioning tube is the cylindrical shell of a hollow, comprises interior screen cylinder locating surface, interior screen cylinder concentric locating axle, fixture concentric locating cylinder and size and regulates internal thread, one end face of described adjustment positioning tube is interior screen cylinder locating surface, and described interior screen cylinder locating surface keeps smooth, described interior screen cylinder locating shaft is arranged at the one end regulating positioning tube, the external diameter of described interior screen cylinder concentric locating axle is less than the external diameter regulating positioning tube, the outer diameter face of described interior screen cylinder concentric locating axle keeps smooth, screen cylinder concentric locating axle and the concentricity of fixture concentric locating cylinder in controlling, control its coordinating with outer heat shielding cylinder diameter simultaneously.For fixture concentric locating cylinder, need the smoothness controlling self, control fixture concentric locating cylinder and size and regulate externally threaded concentricity, control its coordinating with cathode diameter simultaneously; Described fixture concentric locating cylinder regulates the cylindrical cavity of one end in positioning tube for being located at, described fixture concentric locating cylinder can be slidably matched with the fixture concentric locating axle put in the inner; Described adjustment backstay regulates external screw thread internal thread can be regulated to carry out threaded engagement with regulating the size of positioning tube by size, is placed in and regulates the adjustment backstay in positioning tube to keep coaxial with adjustment positioning tube.
Described cathode assembly assembling jig, its size regulates external screw thread and size to regulate internal thread to be fine thread.
The regulating tank of described cathode assembly assembling jig is flat recess or cross recess or interior six square grooves.
Described cathode assembly assembling jig, described adjustment backstay and adjustment positioning tube are made up of metal material.
When described cathode assembly assembling jig uses, backstay first will be regulated to load and to regulate positioning tube, then negative electrode is loaded fixture concentric locating cylinder, its negative electrode end face and negative electrode locating surface close contact, load internal heat shield cylinder, internal heat shield cylinder end face flushes with negative electrode other end, if end face has dislocation, regulating tank can be regulated by screwdriver, until internal heat shield cylinder end face flushes with negative electrode other end, then adopt Laser Welding (or spot welding) to weld internal heat shield cylinder and negative electrode; Reinstall outer heat shielding cylinder, adopt Laser Welding (or spot welding) the outer heat shielding cylinder of welding and internal heat shield cylinder.Finally exit fixture, cathode assembly has assembled.
Compared with prior art, the present invention has following beneficial effect:
When adopting cathode assembly assembling jig of the present invention can ensure that negative electrode welds with internal heat shield cylinder, outer heat shielding cylinder, between them, size, concentricity, the depth of parallelism reach designing requirement, have the feature that structure is simple, easy to process, be convenient to handling, dimension adjustable simultaneously.
Accompanying drawing explanation
Fig. 1 cathode assembly assembling jig;
Fig. 2 regulates backstay;
Fig. 3 regulates positioning tube;
Fig. 4 internal heat shield cylinder;
The outer heat shielding cylinder of Fig. 5;
Fig. 6 internal heat shield cylinder welding schematic diagram;
Fig. 7 outer heat shielding cylinder welding schematic diagram.
In above-mentioned accompanying drawing, the component names that Reference numeral is corresponding is as follows:
1-cathode assembly assembling jig, 2-regulate backstay, 3-to regulate positioning tube, 4-negative electrode locating surface, 5-fixture concentric locating axle, 6-size to regulate screen cylinder concentric locating axle, 10-fixture concentric locating cylinder, 11-size in external screw thread, 7-regulating tank, 8-interior screen cylinder locating surface, 9-to regulate heat shielding cylinder, 14-negative electrode outside internal thread, 12-internal heat shield cylinder, 13-.
Detailed description of the invention
Below in conjunction with drawings and Examples, the invention will be further described, and embodiment of the present utility model includes but not limited to the following example.
Embodiment one
A kind of cathode assembly assembling jig in embodiment comprises the adjustment backstay and adjustment positioning tube be made up of metal material, described adjustment backstay comprises negative electrode locating surface, fixture concentric locating axle, size adjustment external screw thread and regulating tank, described adjustment backstay is a cylinder, one end of described adjustment backstay is fixture concentric locating axle, be provided with screw thread regulating the other end of backstay and regulate external screw thread as size, size regulates external screw thread to be fine thread, the size of described adjustment backstay regulates the end face of external screw thread one end to be provided with regulating tank, described regulating tank is cross recess, the end face regulating backstay to be positioned at fixture concentric locating axle one end is negative electrode locating surface, described negative electrode locating surface keeps smooth, described negative electrode locating surface is perpendicular to the central axis of fixture concentric locating axle, in order to the perpendicularity of control cathode locating surface and fixture concentric locating axle, for locating the position of negative electrode, described adjustment positioning tube is the cylindrical shell of a hollow, comprises interior screen cylinder locating surface, interior screen cylinder concentric locating axle, fixture concentric locating cylinder and size and regulates internal thread, one end face of described adjustment positioning tube is interior screen cylinder locating surface, and described interior screen cylinder locating surface keeps smooth, described interior screen cylinder locating shaft is arranged at the one end regulating positioning tube, the external diameter of described interior screen cylinder concentric locating axle is less than the external diameter regulating positioning tube, the outer diameter face of described interior screen cylinder concentric locating axle keeps smooth, screen cylinder concentric locating axle and the concentricity of fixture concentric locating cylinder in controlling, control its coordinating with outer heat shielding cylinder diameter simultaneously.For fixture concentric locating cylinder, need the smoothness controlling self, control fixture concentric locating cylinder and size and regulate externally threaded concentricity, control its coordinating with cathode diameter simultaneously; Described fixture concentric locating cylinder regulates the cylindrical cavity of one end in positioning tube for being located at, described fixture concentric locating cylinder can be slidably matched with the fixture concentric locating axle put in the inner; Described size regulates internal thread to be also fine thread, and described adjustment backstay regulates external screw thread internal thread can be regulated to carry out threaded engagement with regulating the size of positioning tube by size, is placed in and regulates the adjustment backstay in positioning tube to keep coaxial with adjustment positioning tube.
When described cathode assembly assembling jig uses, backstay first will be regulated to load and to regulate positioning tube, then negative electrode is loaded fixture concentric locating cylinder, its negative electrode end face and negative electrode locating surface close contact, load internal heat shield cylinder, internal heat shield cylinder end face flushes with negative electrode other end, if end face has dislocation, regulating tank can be regulated by screwdriver, until internal heat shield cylinder end face flushes with negative electrode other end, then adopt Laser Welding (or spot welding) to weld internal heat shield cylinder and negative electrode; Reinstall outer heat shielding cylinder, adopt Laser Welding (or spot welding) the outer heat shielding cylinder of welding and internal heat shield cylinder, finally exit fixture, cathode assembly has assembled.
The present embodiment is adopted to have following beneficial effect:
When adopting the cathode assembly assembling jig described in the embodiment of the present invention can ensure that negative electrode welds with internal heat shield cylinder, outer heat shielding cylinder, between them, size, concentricity, the depth of parallelism reach designing requirement, have the feature that structure is simple, easy to process, be convenient to handling, dimension adjustable simultaneously.
Above-described embodiment is only the preferred embodiments of the present invention; not limiting the scope of the invention; in every case the design principle adopting this reality to invent, and the change carried out non-creativeness work on this basis and make, all should belong within protection scope of the present invention.
Claims (4)
1. a cathode assembly assembling jig, is characterized in that, the adjustment backstay of described fixture bag and adjustment positioning tube; Described adjustment backstay comprises negative electrode locating surface, fixture concentric locating axle, size adjustment external screw thread and regulating tank; Described adjustment backstay is a cylinder, one end of described adjustment backstay is fixture concentric locating axle, be provided with screw thread regulating the other end of backstay and regulate external screw thread as size, the size of described adjustment backstay regulates the end face of external screw thread one end to be provided with regulating tank, the end face regulating backstay to be positioned at fixture concentric locating axle one end is negative electrode locating surface, described negative electrode locating surface keeps smooth, and described negative electrode locating surface is perpendicular to the central axis of fixture concentric locating axle; Described adjustment positioning tube is the cylindrical shell of a hollow, comprises interior screen cylinder locating surface, interior screen cylinder concentric locating axle, fixture concentric locating cylinder and size and regulates internal thread; One end face of described adjustment positioning tube is interior screen cylinder locating surface, and described interior screen cylinder locating surface keeps smooth; Described interior screen cylinder locating shaft is arranged at the one end regulating positioning tube, and the external diameter of described interior screen cylinder concentric locating axle is less than the external diameter regulating positioning tube, and the outer diameter face of described interior screen cylinder concentric locating axle keeps smooth; Described fixture concentric locating cylinder regulates the cylindrical cavity of one end in positioning tube for being located at, described fixture concentric locating cylinder can be slidably matched with the fixture concentric locating axle put in the inner; Described adjustment backstay regulates external screw thread internal thread can be regulated to carry out threaded engagement with regulating the size of positioning tube by size, is placed in and regulates the adjustment backstay in positioning tube to keep coaxial with adjustment positioning tube.
2. a kind of cathode assembly assembling jig as claimed in claim 1, is characterized in that, described size regulates external screw thread and size to regulate internal thread to be fine thread.
3. a kind of cathode assembly assembling jig as claimed in claim 2, is characterized in that, described regulating tank is flat recess or cross recess or interior six square grooves.
4. a kind of cathode assembly assembling jig as described in claim as arbitrary in claim 1-3, is characterized in that, described adjustment backstay and adjustment positioning tube are made up of metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485279.1A CN104999216B (en) | 2015-08-10 | 2015-08-10 | A kind of cathode assembly assembling jig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510485279.1A CN104999216B (en) | 2015-08-10 | 2015-08-10 | A kind of cathode assembly assembling jig |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104999216A true CN104999216A (en) | 2015-10-28 |
| CN104999216B CN104999216B (en) | 2016-11-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510485279.1A Active CN104999216B (en) | 2015-08-10 | 2015-08-10 | A kind of cathode assembly assembling jig |
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| CN (1) | CN104999216B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529231A (en) * | 2016-01-20 | 2016-04-27 | 杭州凯龙医疗器械有限公司 | Apparatus for assembling rotary negative electrode assembly of X-ray tube |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5501390A (en) * | 1992-10-29 | 1996-03-26 | Litton Systems, Inc. | Method for bonding thermally-mismatched elements of a traveling wave tube |
| US20060006153A1 (en) * | 2004-07-07 | 2006-01-12 | Lee Sang H | Microwave plasma nozzle with enhanced plume stability and heating efficiency |
| CN201618940U (en) * | 2009-12-09 | 2010-11-03 | 安徽华东光电技术研究所 | Laser welding fixture of electron gun component |
| CN103084725A (en) * | 2012-12-24 | 2013-05-08 | 成都国光电气股份有限公司 | Helix traveling-wave tube slow wave system centering vacuum electron beam welding craft |
| CN103203578A (en) * | 2013-04-07 | 2013-07-17 | 成都国光电气股份有限公司 | Slow-wave centered welding fixture for terahertz traveling-wave tube |
| CN203092056U (en) * | 2013-02-02 | 2013-07-31 | 成都国光电气股份有限公司 | Electron beam welding work fixture for small traveling wave tube slow-wave component |
| CN203209909U (en) * | 2012-12-24 | 2013-09-25 | 成都国光电气股份有限公司 | Electron beam welding tool clamp for traveling-wave tube collector |
| CN204771329U (en) * | 2015-08-10 | 2015-11-18 | 成都国光电气股份有限公司 | Negative pole component Assembly anchor clamps |
-
2015
- 2015-08-10 CN CN201510485279.1A patent/CN104999216B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5501390A (en) * | 1992-10-29 | 1996-03-26 | Litton Systems, Inc. | Method for bonding thermally-mismatched elements of a traveling wave tube |
| US20060006153A1 (en) * | 2004-07-07 | 2006-01-12 | Lee Sang H | Microwave plasma nozzle with enhanced plume stability and heating efficiency |
| CN201618940U (en) * | 2009-12-09 | 2010-11-03 | 安徽华东光电技术研究所 | Laser welding fixture of electron gun component |
| CN103084725A (en) * | 2012-12-24 | 2013-05-08 | 成都国光电气股份有限公司 | Helix traveling-wave tube slow wave system centering vacuum electron beam welding craft |
| CN203209909U (en) * | 2012-12-24 | 2013-09-25 | 成都国光电气股份有限公司 | Electron beam welding tool clamp for traveling-wave tube collector |
| CN203092056U (en) * | 2013-02-02 | 2013-07-31 | 成都国光电气股份有限公司 | Electron beam welding work fixture for small traveling wave tube slow-wave component |
| CN103203578A (en) * | 2013-04-07 | 2013-07-17 | 成都国光电气股份有限公司 | Slow-wave centered welding fixture for terahertz traveling-wave tube |
| CN204771329U (en) * | 2015-08-10 | 2015-11-18 | 成都国光电气股份有限公司 | Negative pole component Assembly anchor clamps |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105529231A (en) * | 2016-01-20 | 2016-04-27 | 杭州凯龙医疗器械有限公司 | Apparatus for assembling rotary negative electrode assembly of X-ray tube |
Also Published As
| Publication number | Publication date |
|---|---|
| CN104999216B (en) | 2016-11-23 |
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