CN105319126A - Combined clamp and clamp on accelerated speed impact table used for testing PCB - Google Patents
Combined clamp and clamp on accelerated speed impact table used for testing PCB Download PDFInfo
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- CN105319126A CN105319126A CN201510280102.8A CN201510280102A CN105319126A CN 105319126 A CN105319126 A CN 105319126A CN 201510280102 A CN201510280102 A CN 201510280102A CN 105319126 A CN105319126 A CN 105319126A
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Abstract
The invention relates to the field of moving equipment manufacturing, in particular to a combined clamp and a clamp on an accelerated speed impact table used for testing a PCB. The combined clamp comprises a base, positioning elements, adjusting screws and locking screws. Multiple adjusting screw holes are formed in the base, the positioning elements comprise pedestals and supporting parts arranged on the pedestals, adjusting grooves are formed in the pedestals, and locking screw holes are formed in the supporting parts. The adjusting screws penetrate through the adjusting grooves to be screwed into the corresponding adjusting screw holes. The locking screws penetrate through a workpiece to be clamped and are screwed into the locking screw holes to fix the workpiece to be clamped to the supporting parts. The clamp on the accelerated speed impact table used for testing the PCB is provided with the combined clamp, and the workpiece to be clamped is the PCB. The combined clamp and the clamp on the accelerated speed impact table used for testing the PCB are simple in structure, convenient and rapid to use and operate and wide in application range.
Description
Technical field
The present invention relates to mobile device and manufacture field, particularly relate to a kind of built-up jig and the fixture on the acceleration shock testing machine testing pcb board.
Background technology
Smart mobile phone industry has more and more urgent demand to mechanics of materials dynamic data, and acceleration shock testing machine is then the important means obtaining mechanics of materials dynamic data.The dynamic failure threshold of PCB element is a class of particular importance in material requested mechanics dynamic data, so be very frequent for the test of pcb board.
Because frequent especially to the test of PCB element material, add that PCB is of a great variety, change and upgrade quick and various especially, so need a large amount of special fixtures to be fixed test to pcb board.This brings the rising of cost and the reduction of efficiency to test undoubtedly, is also one obstacle of industry test.
In addition, existing fixture especially unit clamp, its scope of application is too narrow, substantially can only be effective to specific parts.
Summary of the invention
In order to the problem that the scope of application overcoming unit clamp in prior art is too narrow, the embodiment of the present invention provides a kind of built-up jig on the one hand, and it comprises: pedestal, and described pedestal is provided with multiple adjustment screw; Setting element, described setting element comprises and can be supported on base on pedestal and be located at for supporting the support portion of workpiece to be held on base, and described base is provided with regulating tank, and described support portion is provided with locking screw; Set screw, described set screw is through screwing in an adjustment screw in regulating tank; Lock screw, described lock screw is through workpiece to be held and to be fixed on support portion by workpiece to be held in screw-in locking screw.
On the other hand, the embodiment of the present invention additionally provides the fixture on a kind of acceleration shock testing machine for testing pcb board, and described fixture is above-mentioned built-up jig, and described workpiece to be held is pcb board.
The built-up jig structure that the embodiment of the present invention provides is simple, uses, convenient to operation, regulates to adapt to different workpiece to be held, expand the scope of application of this built-up jig by carrying out adaptability to the position of setting element on pedestal.
The fixture on the acceleration shock testing machine testing pcb board that the embodiment of the present invention provides can fix PCB to test correlation parameter on acceleration shock testing machine, and this fixture is applicable to the pcb board (Mobile phone PCB of such as arbitrary shape) of arbitrary shape, eliminate the worry that different pcb board needs to make special stationary fixture, can a sleeve clamp general, multiplex, reduce testing cost, improve testing efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing used required in describing embodiment is briefly described, accompanying drawing in the following describes is only some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 shows the structural representation of the embodiment of the present invention one;
Fig. 2 shows the A portion partial enlarged drawing of Fig. 1;
Fig. 3 shows the workpiece to be held of the embodiment of the present invention one and the perspective exploded view of 3 setting elements;
Fig. 4 shows the schematic perspective view of the setting element of the embodiment of the present invention one;
Fig. 5 shows the set screw of the embodiment of the present invention one and the skeleton view of setting element.
Embodiment
In order to make technical matters solved by the invention, technical scheme and beneficial effect clearly understand, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the present invention, be not intended to limit the present invention.
In describing the invention, except as otherwise noted, the implication of " multiple " is two or more.
Embodiment one:
Consult Fig. 1 and Fig. 2, embodiments provide a kind of built-up jig, it comprises:
Pedestal 1, described pedestal 1 is provided with multiple adjustment screw 11;
Setting element 2, described setting element 2 comprises and can be supported on base on pedestal 1 21 and be located on base 21 for supporting the support portion 22 of workpiece 3 to be held, described base 21 is provided with regulating tank 211, and described support portion 22 is provided with locking screw 221 (as shown in Figure 4);
Set screw 4, described set screw 4 is through screwing in an adjustment screw 11 in regulating tank 211, described adjustment screw 11 can be the arbitrary adjustment screw 11 on pedestal, tightens or unscrews set screw 4 to stop or to allow setting element 2 opposite base 1 movable.Particularly, when unscrewing set screw, setting element on the one hand can under the guiding of set screw along the direction slippage of regulating tank 211 with adjusting position, on the other hand can do 360 ° around set screw 4 to rotate with adjusting position, realize the adjustment of the position of setting element 2 to be applicable to different workpiece to be held;
Lock screw 5, described lock screw 5 is through workpiece 3 to be held and to be fixed on support portion 22 by workpiece 3 to be held in screw-in locking screw 221.
The material of described setting element 2 can be but be not limited to stainless steel, can be processed by CNC monoblock.
Consult Fig. 3 and Fig. 4, described regulating tank 211 is in strip, and in the present embodiment, the length direction of described regulating tank 211 is parallel to the horizontal direction of base 21.
Described setting element 2 is in " L " type, and described support portion 22 is stood on base 21.
Described support portion 22 is a column.
Consult Fig. 5, described set screw 4 comprises the head 41 of set screw and is provided with the bar portion 42 of externally threaded set screw, the head 41 of described set screw is located at the one end in the bar portion 42 of set screw, the other end in the bar portion 42 of described set screw passes regulating tank 211 and screws in an adjustment screw 11, and the head 41 of described set screw presses on base 21;
As shown in Figure 3, described lock screw 5 comprises the head 51 of lock screw and is provided with the bar portion 52 of externally threaded lock screw, the head 51 of described lock screw is located at the one end in the bar portion 52 of lock screw, the other end in the bar portion 52 of described lock screw is through workpiece 3 to be held and in screw-in locking screw 221, the head 51 of described lock screw presses on workpiece 3 to be held.
As shown in Figure 4, described support portion 22 is provided with carrying plane 222, and workpiece 3 to be held is clamped and fastened between the head 51 of lock screw and carrying plane 222.
Described workpiece 3 to be held is provided with more than one positional punch 31 passed for lock screw, the quantity that there is shown positional punch 31 is 3, but, the quantity of positional punch 31 can greater or less than the number shown in figure, and lock screw passes workpiece to be held through positional punch to realize described lock screw.
In the present embodiment, for the workpiece to be held of the positional punch of any amount, the setting element 2 equal with positional punch 31 quantity can be adopted more firm to realize, but the quantity of setting element 2 can be less than the quantity of positional punch.Such as, the quantity that there is shown positional punch 31 on workpiece 3 to be held is 3, so can adopt 3 setting elements, can certainly adopt 2 or 1 setting element.
Multiple adjustment screws 11 on described pedestal 1 are arranged in a square formation.
The quantity of setting element 2 is more than one or two, and the quantity of such as setting element can be 2,3,4,5 etc., and each setting element 2 is at least furnished with set screw 4 and a lock screw 5.
Embodiment two:
The embodiment of the present invention two provides the fixture on a kind of acceleration shock testing machine for testing pcb board, and described fixture is the built-up jig described in embodiment one, and its concrete structure see embodiment one (consulting Fig. 1 to Fig. 5), no longer can describe in detail herein.Described workpiece 3 to be held is pcb board.Present invention accomplishes the fixing requirement of pcb board on acceleration shock testing machine of the various electronic products of arbitrary shape, by finite element simulation and experimental verification, pcb board can be fixed reliably, test out the Mechanical Data met the demands more accurately.
Workpiece to be held of the present invention can be but be not limited to the pcb board (such as Mobile phone PCB) of various electronic product, is similar to the test board (as engineering test version) of pcb board, components and parts with holes etc.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, all any amendments done within the spirit and principles in the present invention, equivalent replacement and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. a built-up jig, is characterized in that, it comprises:
Pedestal, described pedestal is provided with multiple adjustment screw;
Setting element, described setting element comprises and can be supported on base on pedestal and be located at for supporting the support portion of workpiece to be held on base, and described base is provided with regulating tank, and described support portion is provided with locking screw;
Set screw, described set screw is through screwing in an adjustment screw in regulating tank;
Lock screw, described lock screw is through workpiece to be held and to be fixed on support portion by workpiece to be held in screw-in locking screw.
2. built-up jig according to claim 1, is characterized in that: described regulating tank is strip.
3. built-up jig according to claim 1, is characterized in that: described setting element is in " L " type.
4. built-up jig according to claim 1, is characterized in that: described support portion is a column.
5. built-up jig according to claim 1, is characterized in that:
Described set screw comprises the head of set screw and is provided with the bar portion of externally threaded set screw, the head of described set screw is located at the one end in the bar portion of set screw, the other end in the bar portion of described set screw passes regulating tank and screws in an adjustment screw, and the head of described set screw presses on base;
Tighten set screw to stop setting element opposite base movable;
Unscrew set screw to allow setting element opposite base movable.
6. built-up jig according to claim 1, is characterized in that:
Described lock screw comprises the head of lock screw and is provided with the bar portion of externally threaded lock screw, the head of described lock screw is located at the one end in the bar portion of lock screw, the other end in the bar portion of described lock screw is through workpiece to be held and in screw-in locking screw, the head of described lock screw presses on workpiece to be held.
7. built-up jig according to claim 1, is characterized in that: described workpiece to be held is provided with more than one positional punch passed for lock screw.
8. built-up jig according to claim 1, is characterized in that: the multiple adjustment screws on described pedestal are arranged in a square formation.
9. the built-up jig any one of claim 1 to 8 described in claim, is characterized in that: the quantity of setting element is for more than one or two, and each setting element is at least furnished with a set screw and a lock screw.
10. the fixture on the acceleration shock testing machine testing pcb board, is characterized in that, the built-up jig of described fixture any one of claim 1 to 9 described in claim, and described workpiece to be held is pcb board.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510280102.8A CN105319126A (en) | 2015-05-23 | 2015-05-23 | Combined clamp and clamp on accelerated speed impact table used for testing PCB |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510280102.8A CN105319126A (en) | 2015-05-23 | 2015-05-23 | Combined clamp and clamp on accelerated speed impact table used for testing PCB |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105319126A true CN105319126A (en) | 2016-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510280102.8A Pending CN105319126A (en) | 2015-05-23 | 2015-05-23 | Combined clamp and clamp on accelerated speed impact table used for testing PCB |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105319126A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106392700A (en) * | 2016-11-01 | 2017-02-15 | 杭州凯美模具有限公司 | Heightening and fixing fixture and operation method thereof |
| CN107290210A (en) * | 2016-04-01 | 2017-10-24 | 南京理工大学 | A kind of special equivalent fixture for automatic machine important Parts repeated impact test |
| CN108297440A (en) * | 2018-01-17 | 2018-07-20 | 天津大学 | The three-dimensional adjustable clamp of ultrasonic microwelding coining |
| CN112611630A (en) * | 2020-12-09 | 2021-04-06 | 广东博智林机器人有限公司 | Torsional rigidity measuring equipment |
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| CN202222098U (en) * | 2011-08-29 | 2012-05-16 | 深圳市中禾旭精密机械有限公司 | Automatic component inserter rotary disk type PCB clamp |
| CN202455704U (en) * | 2012-01-10 | 2012-09-26 | 昆山金鹏电子有限公司 | Device for fixing PCB (printed circuit board) |
| CN202752867U (en) * | 2012-07-31 | 2013-02-27 | 苏州工业园区永达五金电器厂 | Locating jig |
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| CN203148981U (en) * | 2013-03-29 | 2013-08-21 | 深圳信测标准技术服务股份有限公司 | Installation tool used for testing PCB/PCBA plate |
| CN203360604U (en) * | 2013-05-27 | 2013-12-25 | 江苏星源航天材料股份有限公司 | Stationary fixture for PCB (Printed Circuit Board) |
| CN103997857A (en) * | 2014-05-30 | 2014-08-20 | 苏州倍辰莱电子科技有限公司 | PCB fixing device |
| CN104149047A (en) * | 2014-07-14 | 2014-11-19 | 天津中电达人电子科技有限公司 | PCB (printed circuit board) fixture |
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2015
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Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2548164Y (en) * | 2002-05-21 | 2003-04-30 | 华为技术有限公司 | Univeral loading clamp for printed circuit board |
| CN201922368U (en) * | 2010-12-23 | 2011-08-10 | 山东远普光学股份有限公司 | Positioning fixture |
| CN202222098U (en) * | 2011-08-29 | 2012-05-16 | 深圳市中禾旭精密机械有限公司 | Automatic component inserter rotary disk type PCB clamp |
| CN202455704U (en) * | 2012-01-10 | 2012-09-26 | 昆山金鹏电子有限公司 | Device for fixing PCB (printed circuit board) |
| CN202752867U (en) * | 2012-07-31 | 2013-02-27 | 苏州工业园区永达五金电器厂 | Locating jig |
| CN202825344U (en) * | 2012-08-31 | 2013-03-27 | 深圳市大富科技股份有限公司 | Machine tool fixture |
| CN203148981U (en) * | 2013-03-29 | 2013-08-21 | 深圳信测标准技术服务股份有限公司 | Installation tool used for testing PCB/PCBA plate |
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| CN103997857A (en) * | 2014-05-30 | 2014-08-20 | 苏州倍辰莱电子科技有限公司 | PCB fixing device |
| CN104149047A (en) * | 2014-07-14 | 2014-11-19 | 天津中电达人电子科技有限公司 | PCB (printed circuit board) fixture |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107290210A (en) * | 2016-04-01 | 2017-10-24 | 南京理工大学 | A kind of special equivalent fixture for automatic machine important Parts repeated impact test |
| CN107290210B (en) * | 2016-04-01 | 2020-04-21 | 南京理工大学 | Special equivalent clamp for impact fatigue test of heavy part of automatic machine |
| CN106392700A (en) * | 2016-11-01 | 2017-02-15 | 杭州凯美模具有限公司 | Heightening and fixing fixture and operation method thereof |
| CN108297440A (en) * | 2018-01-17 | 2018-07-20 | 天津大学 | The three-dimensional adjustable clamp of ultrasonic microwelding coining |
| CN108297440B (en) * | 2018-01-17 | 2023-06-13 | 天津大学 | Three-dimensional adjustable clamp for ultrasonic micro-welding impression |
| CN112611630A (en) * | 2020-12-09 | 2021-04-06 | 广东博智林机器人有限公司 | Torsional rigidity measuring equipment |
| CN112611630B (en) * | 2020-12-09 | 2024-02-06 | 广东博智林机器人有限公司 | Torsional rigidity measuring equipment |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160210 |