CN2831413Y - Slot anti-shock testjig of electron gun - Google Patents
Slot anti-shock testjig of electron gun Download PDFInfo
- Publication number
- CN2831413Y CN2831413Y CN 200520066185 CN200520066185U CN2831413Y CN 2831413 Y CN2831413 Y CN 2831413Y CN 200520066185 CN200520066185 CN 200520066185 CN 200520066185 U CN200520066185 U CN 200520066185U CN 2831413 Y CN2831413 Y CN 2831413Y
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- China
- Prior art keywords
- riser
- base plate
- depth
- electron gun
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- Expired - Lifetime
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- Manufacture Of Electron Tubes, Discharge Lamp Vessels, Lead-In Wires, And The Like (AREA)
Abstract
The utility model discloses the clamping groove shock-preventing test clipping tool of an electronic gun and comprises a bottom plate, a vertical plate and clamping plates, wherein the number of the clamping plates is two. Each clamping plate is provided with a semi-circle annular concave groove, and the vertical plate is vertically connected with the bottom plate. The two clamping plates are connected with the front side of the vertical plate and vertical to the bottom plate. The semi-circle annular concave grooves of the two clamping plates are jointed to form a circle annular concave groove, and the outer diameter of the circle annular concave groove is matched with the outer diameter of the circular welded piece of the anode of the electronic gun. When the clamping groove shock-preventing test clipping tool of an electronic gun is connected with the constraint position of a tested product, the circular welded piece of the anode of the electronic gun is nicely locked. The shock displacement between the clipping tool and the tested product is avoided.
Description
Technical field
The utility model relates to clamping device, relates in particular to a kind of card slot type vibrationproof test fixture of electron gun.
Background technology
Electron gun is the critical component of microwave tube, is the main source that restriction homogeneous tube reliability guarantees.In order to verify the resistance to shock of microwave tube product, need the modal parameter of testing product, particularly electron gun modal parameter usually, thereby in modal test, need the design specialized anchor clamps to make test product and testing stand keep being rigidly connected.Because the sealing characteristics of microwave tube makes the electron gun modal parameter directly to detect by finished product, therefore can adopt the independent modal test of electron gun to detect its modal parameter.At present domestic only at the vibration test fixture of microwave tube homogeneous tube, also do not have at the miniature electronic product---the vibration test fixture of electron gun special use.
In addition, more domestic testing crews only with feeling to design anchor clamps, lack necessary computational analysis, the verification test that also there is no need during design.The vibration of such anchor clamps transmission often exists very big distortion, and the vibration value of each point differs greatly on the anchor clamps, and just the uniformity is very poor.Have multistage resonance in the test frequency range, vibration control is difficulty very.It is improper that some clamp material is selected for use, and quality is excessive, and consumed energy is many.And the test fixture of this external series products can not satisfy the requirement of home products.The quality of a vibration test quality, the design and fabrication of vibration tong is very crucial.Therefore the test fixture that designs and produces an electron gun special use is that the development of the vibration test of key in domestic this type of electronic product reliability environmental test is necessary.
The utility model content
At the shortcoming of prior art, the purpose of this utility model provides a kind of card slot type vibrationproof test fixture of electron gun, can well pin the anode weld tabs of electron gun circle when being connected with the constrained of test product, has avoided vibration displacement occurring between anchor clamps and test product.
To achieve these goals, the technical solution of the utility model is: a kind of card slot type vibrationproof test fixture of electron gun, comprise base plate, riser and clamp, described clamp is two, offer the semi-round ring shape groove on the every clamp, described riser connects with base plate is vertical, described two clamps connect with the front side of riser and are perpendicular with base plate, the semi-round ring shape groove of two clamps is combined to form a toroidal cavity, and the external diameter of this toroidal cavity matches with the external diameter of the anode weld tabs of electron gun circle.
Above-mentioned technical scheme also further comprises following structure:
Offer toroidal cavity on the described riser, its size, position are consistent with the toroidal cavity that the semi-round ring shape groove of two clamps is combined to form.
Also comprise two reinforcements, the inboard of each reinforcement connects with the both sides of riser respectively, and the bottom side also with bottom plate connecting.
Being coupled to each other between base plate, riser and the clamp is thread connection.
Reinforcement is a thread connection with connecting of base plate, riser.
Contact-making surface between each parts is smooth.
Screw with 4 M6 between base plate and the testing stand is connected, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm; Base plate is connected with the screw of riser with 3 M6, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm, and the riser place is the screwed hole of M6, and the degree of depth is 10mm; Riser is connected with the screw of clamp with 8 M4, and the riser place is the screwed hole of M4, and the degree of depth is 15mm, has the unthreaded hole that diameter is 5mm on the clamp, and the degree of depth is 10mm.
Base plate is connected with the screw of 4 M6 respectively with 2 reinforcements, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm, and the reinforcement bottom surface is the screwed hole of M6, and the degree of depth is 15mm; Riser is connected with the screw of 3 M6 respectively with 2 reinforcements, and the riser place is the screwed hole of M4, and the degree of depth is 15mm, and the reinforcement side is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm.
Because the utility model is combined to form a toroidal cavity toroidal cavity by the semi-round ring shape groove of two clamps, can well pin the anode weld tabs of electron gun circle when being connected with the constrained of test product, has avoided vibration displacement occurring between anchor clamps and test product; Employing has high stiffness mass ratio and high damping aluminium alloy material; Adopt as much as possible being threaded to guarantee that each parts of anchor clamps are rigidly connected, and eliminate the self-oscillation of test product; All contact-making surfaces reach required evenness and contact to guarantee favorable mechanical; Reinforcement has been strengthened anchor clamps whole rigidity and intensity.Therefore, designed anchor clamps can be passed to test product faithfully with the stress that vibration machine produced, and guarantee to satisfy code requirement on the fixing point of sample.
Description of drawings
The utility model is described in further detail below in conjunction with accompanying drawing.
Fig. 1 is a stereogram of the present utility model.
Fig. 2 is a base plate stereogram of the present utility model.
Fig. 3 is a riser stereogram of the present utility model.
Fig. 4 is a clamp stereogram of the present utility model.
Fig. 5 is a reinforcement stereogram of the present utility model.
Embodiment
See also Fig. 1, the card slot type vibrationproof test fixture of the electron gun of present embodiment comprises base plate 1, riser
2, reinforcement 3 and clamp 4, clamp 4 and reinforcement 3 respectively have two, and riser 2 and 1 vertical connection of base plate, two clamps 4 connect with the front side of riser 2 and be perpendicular with base plate 1, the inboard of each reinforcement 3 connects with the both sides of riser 2 respectively, and the bottom side also connects with base plate 1.Base plate 1 is used for the fixing of miscellaneous part, and test product is fastened on the vibration mechine; Riser 2 is used for fixing clamp 4; Clamp 4 is used to pin the anode weld tabs of electron gun circle, and test product and anchor clamps are rigidly connected; Reinforcement 3 is used to strengthen anchor clamps whole rigidity and intensity.
See also Fig. 2 to Fig. 5: the semi-round ring shape groove 5 that offers 5, two clamps 4 of semi-round ring shape groove on every clamp 4 is combined to form a toroidal cavity, and the external diameter of this toroidal cavity matches with the external diameter of the anode weld tabs of electron gun circle.2 offer toroidal cavity 6 on the riser, and its size, position are consistent with the toroidal cavity that the semi-round ring shape groove 5 of two clamps is combined to form.
Screw with 4 M6 between base plate and the testing stand is connected, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm; Base plate is connected with the screw of riser with 3 M6, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm, and the riser place is the screwed hole of M6, and the degree of depth is 10mm; Riser is connected with the screw of clamp with 8 M4, and the riser place is the screwed hole of M4, and the degree of depth is 15mm, has the unthreaded hole that diameter is 5mm on the clamp, and the degree of depth is 10mm.
Base plate is connected with the screw of 4 M6 respectively with 2 reinforcements, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm, and the reinforcement bottom surface is the screwed hole of M6, and the degree of depth is 15mm; Riser is connected with the screw of 3 M6 respectively with 2 reinforcements, and the riser place is the screwed hole of M4, and the degree of depth is 15mm, and the reinforcement side is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm.
The principle of jig Design is that anchor clamps have low quality as far as possible under the prerequisite that satisfies the test specimen installation, and high rigidity does not occur and lack resonance occurring in the test frequency range as far as possible.These anchor clamps adopt aluminium alloy.This material stiffness is good, weight is low, have higher rigidity mass ratio and high damping characteristic.Single parts process with whole block material in the anchor clamps, are threaded to guarantee that each parts of anchor clamps are rigidly connected, and eliminate the self-oscillation of anchor clamps with as much as possible between parts; All contact-making surfaces reach required evenness and contact to guarantee favorable mechanical.
At the miniature electronic product---in the vibration test of electron gun, the semilune card slot type anti-vibration clamp of employing electron gun fixedly electron gun test product can reduce the own self-oscillation of test product and anchor clamps, guarantee the vibration test quality on the vibration machine work top.The beneficial effect that brings is embodied in two aspects: the design of electron gun specialty vibration tong on the one hand fills the domestic gaps; Design of Clamping Apparatus helps improving the quality of domestic this electronic product vibration test on the other hand, helps the development of miniature electronic product reliability environmental test.
Claims (8)
1, a kind of card slot type vibrationproof test fixture of electron gun comprises base plate, riser and clamp, it is characterized in that: described clamp is two, offers the semi-round ring shape groove on the every clamp; Described riser connects with base plate is vertical, described two clamps connect with the front side of riser and are perpendicular with base plate, the semi-round ring shape groove of two clamps is combined to form a toroidal cavity, and the external diameter of this toroidal cavity matches with the external diameter of the anode weld tabs of electron gun circle.
2, the card slot type vibrationproof test fixture of electron gun as claimed in claim 1 is characterized in that, offers toroidal cavity on the described riser, and its size, position are consistent with the toroidal cavity that the semi-round ring shape groove of two clamps is combined to form.
3, the card slot type vibrationproof test fixture of electron gun as claimed in claim 1 is characterized in that, also comprises two reinforcements, and the inboard of each reinforcement connects with the both sides of riser respectively, and the bottom side also with bottom plate connecting.
4, the card slot type vibrationproof test fixture of electron gun as claimed in claim 1 or 2 is characterized in that, being coupled to each other between base plate, riser and the clamp is thread connection.
5, the card slot type vibrationproof test fixture of electron gun as claimed in claim 3 is characterized in that, reinforcement is a thread connection with connecting of base plate, riser.
6, as the card slot type vibrationproof test fixture of claim 1 or 2 or 3 described electron guns, it is characterized in that the contact-making surface between each parts is smooth.
7, the card slot type vibrationproof test fixture of electron gun as claimed in claim 4 is characterized in that: the screw with 4 M6 between base plate and the testing stand is connected, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm; Base plate is connected with the screw of riser with 3 M6, and the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm, and the riser place is the screwed hole of M6, and the degree of depth is 10mm; Riser is connected with the screw of clamp with 8 M4, and the riser place is the screwed hole of M4, and the degree of depth is 15mm, has the unthreaded hole that diameter is 5mm on the clamp, and the degree of depth is 10mm.
8, the card slot type vibrationproof test fixture of electron gun as claimed in claim 5 is characterized in that, base plate is connected with the screw of 4 M6 respectively with 2 reinforcements, the base plate place is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm, the reinforcement bottom surface is the screwed hole of M6, and the degree of depth is 15mm; Riser is connected with the screw of 3 M6 respectively with 2 reinforcements, and the riser place is the screwed hole of M4, and the degree of depth is 15mm, and the reinforcement side is a unthreaded hole, and wherein counter bore hole diameters is 10mm, and the degree of depth is 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066185 CN2831413Y (en) | 2005-10-24 | 2005-10-24 | Slot anti-shock testjig of electron gun |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520066185 CN2831413Y (en) | 2005-10-24 | 2005-10-24 | Slot anti-shock testjig of electron gun |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2831413Y true CN2831413Y (en) | 2006-10-25 |
Family
ID=37136341
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200520066185 Expired - Lifetime CN2831413Y (en) | 2005-10-24 | 2005-10-24 | Slot anti-shock testjig of electron gun |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2831413Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852916A (en) * | 2012-07-31 | 2013-01-02 | 苏州柏德纳科技有限公司 | Clamping slot with low cost |
| CN104236682A (en) * | 2014-09-30 | 2014-12-24 | 四川泛华航空仪表电器有限公司 | Universal flowmeter vibration test clamp |
-
2005
- 2005-10-24 CN CN 200520066185 patent/CN2831413Y/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102852916A (en) * | 2012-07-31 | 2013-01-02 | 苏州柏德纳科技有限公司 | Clamping slot with low cost |
| CN104236682A (en) * | 2014-09-30 | 2014-12-24 | 四川泛华航空仪表电器有限公司 | Universal flowmeter vibration test clamp |
| CN104236682B (en) * | 2014-09-30 | 2017-12-22 | 四川泛华航空仪表电器有限公司 | Versatility flowmeter vibration test fixture |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20061025 |
|
| EXPY | Termination of patent right or utility model |