CN104330722A - Flat pressing type multipurpose modularized testing device - Google Patents
Flat pressing type multipurpose modularized testing device Download PDFInfo
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- CN104330722A CN104330722A CN201410629691.1A CN201410629691A CN104330722A CN 104330722 A CN104330722 A CN 104330722A CN 201410629691 A CN201410629691 A CN 201410629691A CN 104330722 A CN104330722 A CN 104330722A
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- pressure rack
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- proving installation
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Abstract
The invention belongs to the technical field of testing devices, and particularly relates to a flat pressing type multipurpose modularized testing device. The flat pressing type multipurpose modularized testing device comprises a substrate, a mounting plate, an elastic tray, a pressing component and a fastening component, wherein the elastic tray is arranged on the mounting plate, the mounting plate is arranged above the substrate, the fastening component comprises upper hooks and lower hooks, the pressing component is connected with the upper hooks, the lower hooks are arranged on the mounting plate, and the upper hooks and the lower hooks are matched. Compared with the prior art, the flat pressing type multipurpose modularized testing device is provided with a pressing cam and the limit tray, the pressing component can slowly and stably press a PCB, so that the PCB cannot deform and welding spots on the PCB cannot fall off. Besides, when the pressing component presses the PCB to be tested, a testing block connected with a probe can be closely fitted to the contact surface of the PCB by matching of the upper hooks and the lower hooks, good contact between the testing block and the PCB is guaranteed, and testing accuracy can be improved.
Description
Technical field
The invention belongs to proving installation technical field, particularly a kind of flat-crushing type Multipurpose die blocking proving installation detected for PCB.
Background technology
Before pcb board being installed in mobile terminal or the batteries etc. such as mobile phone, need first to detect pcb board.Detection method conventional at present has multimeter method of testing and ICT on-line testing method.Wherein, ICT on-line testing method checks manufacture defect and the bad a kind of standard testing means of components and parts by testing the electrical property of online components and parts and electrical connection.It can be measured devices such as resistance, electric capacity, inductance, crystal oscillators quantitatively, carries out functional test to diode, triode, optocoupler, transformer, relay, operational amplifier, power module etc.It finds the defect of manufacturing process and the bad of components and parts by the direct test to online device electric property.Element class can check out component value overproof, lost efficacy or destroy, the program error etc. of Memory class.Can find as scolding tin short circuit to technique class, element wrong plug, anti-inserted, neglected loading, pin tilting, rosin joint etc.
But the fixture for clamping pcb board in prior art mostly is quick clip or convertible pressfitting fixture, the bad control of these fixture dynamics, therefore easily causes PCB to be out of shape, thus easily causes coming off of solder joint on pcb board, and then causes false failure rate higher.In addition, what prior art middle probe adopted is double-ended needle, and the test first-pass yield of this mode is on the low side.
In view of this, necessary provide a kind of for PCB detect flat-crushing type Multipurpose die blocking proving installation, it presses down cam and spacing pallet by increase, fixture is stablized gently when pressing to pcb board, thus pcb board can not deform, on pcb board, solder joint can not come off, and pcb board contact is good, and then can improve test accuracy rate.
Summary of the invention
The object of the invention is to: for the deficiencies in the prior art, and a kind of flat-crushing type Multipurpose die blocking proving installation detected for PCB is provided, it presses down cam and spacing pallet by increase, fixture is stablized gently when pressing to pcb board, thus pcb board can not deform, on pcb board, solder joint can not come off, and pcb board contact is good, and then can improve test accuracy rate.
To achieve these goals, the present invention adopts following technical scheme:
Flat-crushing type Multipurpose die blocking proving installation, comprise substrate, installing plate, plastic trays, press down assembly and clip assembly, described plastic trays is arranged on described installing plate, described installing plate is arranged at the top of described substrate, described clip assembly comprises upper clamping hook and lower snap fit, the described assembly that presses down is connected with described upper clamping hook, and described lower snap fit is arranged on described installing plate, and described upper clamping hook and described lower snap fit match.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, described plastic trays comprises support and guide pillar, one end of described guide pillar is inserted in described support, the other end of described guide pillar is arranged on described installing plate, and the region between described support and described installing plate of described guide pillar is arranged with spring.Described support takes the shape of the letter U.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, described plastic trays also comprises the mounting bar be arranged on described installing plate, described mounting bar is provided with and can passes for the other end of described guide pillar and can stop the through hole that described spring passes through.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, described installing plate is also provided with for the fixing clamp of pcb board to be measured and the back-up block for supporting described clamp, described back-up block is between described clamp and described installing plate.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, the described assembly that presses down comprises lower platen and to be positioned at above described lower platen and the lower press box that described lower platen can be driven to press down, one end of described lower platen and the side of described support are by gemel connection, and the below of described lower platen is also provided with the test block being connected with probe; Described lower press box comprises and presses down handle, left pressure rack, right pressure rack and rotating shaft, and one end of described left pressure rack is connected with one end of described rotating shaft, and the other end of described left pressure rack is connected with described one end pressing down handle; One end of described right pressure rack is connected with the other end of described rotating shaft, and the other end of described right pressure rack is connected with the described other end pressing down handle; Described left pressure rack is provided with the relative side of described right pressure rack and presses down cam, and described probe has welded type single head structure.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, described rotating shaft is coupling between left fixed block and right fixed block, described left fixed block and described right fixed block are all arranged on described installing plate, described left pressure rack is between described left fixed block and described rotating shaft, and described right pressure rack is between described right fixed block and described rotating shaft.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, described left pressure rack and described right pressure rack include the first linkage section and the second linkage section, one end of described first linkage section is connected with one end of described second linkage section, the other end of described first linkage section is connected with described rotating shaft, the other end of described second linkage section is connected with the described handle that presses down, between described first linkage section and described second linkage section in obtuse angle.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, described clip assembly also comprises snap fit handle and connecting link, described upper clamping hook and described connecting link are all set to two, and two described upper clamping hooks are connected respectively by described connecting link one end with described snap fit handle, the join domain of two described upper clamping hooks and two described connecting links is shipped and resell on another market respectively by one and is fixed in described left pressure rack and described right pressure rack.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, and when described upper clamping hook and described lower snap fit coordinate, the hook-shaped portion of described lower snap fit is positioned at the top in the hook-shaped portion of described upper clamping hook.
One as flat-crushing type Multipurpose die blocking proving installation of the present invention is improved, and is provided with support column between described substrate and described installing plate.The back side of described lower platen is provided with bearing fixed block, described bearing fixed block is provided with bearing and bearing rod.
Relative to prior art, the present invention presses down cam and spacing pallet by setting, make to press down assembly can stablize gently when pressing to pcb board, thus pcb board can not deform, on pcb board, solder joint can not come off, and when pressing down assembly and being pressed on pcb board to be measured, the cooperatively interacting and the surface of contact of the test block and pcb board that are connected with probe can be made to fit tightly of upper clamping hook and lower snap fit, the good contact of both guarantees, thus test accuracy rate can be improved.
Accompanying drawing explanation
Fig. 1 is perspective view of the present invention.
Fig. 2 is the structural representation will pressed down when assembly closes in the present invention.
Wherein:
1-substrate;
2-installing plate;
3-plastic trays;
31-support, the longitudinal section of 311-, 312-traversing section, 32-guide pillar, 33-spring, 34-mounting bar, 341-first through hole, 342-second through hole;
4-presses down assembly;
41-lower platen, press box under 42-, 421-presses down handle, the left pressure rack of 422-, the right pressure rack of 423-, 424-rotating shaft, 425-presses down cam, the left fixed block of 426-, the right fixed block of 427-, 428-first linkage section, 429-second linkage section, 43-test block, 44-bearing fixed block, 45-bearing, 46-bearing rod;
5-clip assembly;
51-upper clamping hook, snap fit under 52-, 53-snap fit handle, 54-connecting link, 55-ships and resell on another market;
6-pcb board to be measured;
7-clamp;
71-pedestal, 72-projection, 73-groove;
8-support column;
9-back-up block.
Embodiment
Below in conjunction with embodiment, the present invention and beneficial effect thereof are described in further detail, but embodiments of the present invention are not limited to this.
As depicted in figs. 1 and 2, flat-crushing type Multipurpose die blocking proving installation provided by the invention, comprise substrate 1, installing plate 2, plastic trays 3, press down assembly 4 and clip assembly 5, plastic trays 3 is arranged on installing plate 2, installing plate 2 is arranged at the top of substrate 1, and clip assembly 5 comprises upper clamping hook 51 and lower snap fit 52, presses down assembly 4 and is connected with upper clamping hook 51, lower snap fit 52 is arranged on installing plate 2, and upper clamping hook 51 and lower snap fit 52 match.
Plastic trays 3 comprises support 31 and guide pillar 32, and one end of guide pillar 32 is inserted in support 31, and the other end of guide pillar 32 is arranged on installing plate 2, and the region between support 31 and installing plate 2 of guide pillar 32 is arranged with spring 33.Wherein, support 31 takes the shape of the letter U, and it comprises two parallel longitudinal sections 311 and the two ends traversing section 312 that is connected of section 311 longitudinal with two respectively.Guide pillar 32 is installed on the below of longitudinal section 311, and guide pillar 32 is set to four, and wherein two are installed on the below of a longitudinal section 311, and two other is installed on the below of another longitudinal section 311.
Plastic trays 3 also comprises the mounting bar 34 be arranged on installing plate 2, mounting bar 34 is provided with and can passes and first through hole 341 that spring 33 can be stoped to pass through for the other end of guide pillar 32.Mounting bar 34 is also provided with the second through hole 342, mounting bar 34 can be fixed on installing plate 2 by web members such as the screws through the second through hole 342.When pressing down assembly 4 and being pressed on plastic trays 3, press down the power that assembly 4 gives plastic trays 3 guide pillar 32 is moved down and passes the first through hole 341 (as shown in Figure 2), but spring 33 can not pass the first through hole 341, but be in the state of compression, therefore, whole process is slow in pressing down under the resistance of spring 33.When press down assembly 4 press down put in place time, the cooperation of upper clamping hook 51 and lower snap fit 52 can prevent from upspringing because of elastic force when spring 33 is in compressive state.
Installing plate 2 is also provided with for the fixing clamp 7 of pcb board 6 to be measured and the back-up block 9 for supporting clamp 7, in the vertical, back-up block 9 is between clamp 7 and installing plate 2, and in the horizontal, back-up block 9 is between mounting bar 34; Back-up block 9 is fixed on installing plate 2 by being spirally connected.Clamp 7 comprises pedestal 71 and two projections 72, two be arranged on pedestal 71 and forms strip groove 73 for clamping pcb board 6 to be measured between projection 72 and pedestal 71.Further, projection 72 is bolted on pedestal 71, by regulating the position of projection 72, can the width of adjusting grooves 73, and to be applicable to the pcb board to be measured 6 with different in width.Whole clamp 7 is removable, if the pcb board to be measured 6 on it breaks down, directly can change whole clamp 7 and the pcb board to be measured 6 on it, thus can not affect the production capacity of producing line.
Press down assembly 4 comprise lower platen 41 and to be positioned at above lower platen 41 and the lower press box 42 that lower platen 41 can be driven to press down, gemel connection is passed through with the side of support 31 in one end of lower platen 41, and this syndeton is convenient to the pressure of lower platen 41 and is mentioned; The below of lower platen 41 is also provided with the test block 43 being connected with probe, is connected with pcb board 6 to be measured by probe, then makes probe connecting test instrument, just can carry out properties test by testing tool to pcb board 6 to be measured; Lower press box 42 comprises and presses down handle 421, left pressure rack 422, right pressure rack 423 and rotating shaft 424, and one end of left pressure rack 422 is connected with one end of rotating shaft 424, and the other end of left pressure rack 422 is connected with the one end pressing down handle 421; One end of right pressure rack 423 is connected with the other end of rotating shaft 424, and the other end of right pressure rack 423 is connected with the other end pressing down handle 421; Hold and press down handle 421 and whole lower press box 42 can be mentioned or depressed.Left pressure rack 422 is provided with the relative side of right pressure rack 423 and presses down cam 425, can by the Movement transmit of lower press box 42 to lower platen 41 by pressing down cam 425, lower platen 41 is made to lift or depress, this presses down cam 425 and lower platen 41 can be made to stablize gently in the process pressed down, thus pcb board 6 to be measured can not be made to deform, make the contact of probe and pcb board to be measured 6 good.Probe has welded type single head structure, and the probe of this structure contacts well with each element on pcb board 6 to be measured, thus first-pass yield can be made obviously to increase.
Rotating shaft 424 is coupling between left fixed block 426 and right fixed block 427, rotating shaft 424 can rotate in the mode of circular motion, left fixed block 426 and right fixed block 427 are all arranged on installing plate 2, left pressure rack 422 is between left fixed block 426 and rotating shaft 424, and right pressure rack 423 is between right fixed block 427 and rotating shaft 424.When hold press down handle 421 time, the rotation of rotating shaft 424 can drive left pressure rack 422 and right pressure rack 423 to move in the mode of circular motion.
Left pressure rack 422 and right pressure rack 423 include the first linkage section 428 and the second linkage section 429, one end of first linkage section 428 is connected with one end of the second linkage section 429, the other end of the first linkage section 428 is connected with rotating shaft 424, the other end of the second linkage section 429 with press down handle 421 and be connected, between first linkage section 428 and the second linkage section 429 in obtuse angle, this structure is convenient to the installation of clip assembly 5.
Clip assembly 5 also comprises snap fit handle 53 and connecting link 54, and upper clamping hook 51 and connecting link 54 are all set to two, and two upper clamping hooks 51 be arranged in parallel, and two connecting links 54 also be arranged in parallel; And two upper clamping hooks 51 are connected with one end of snap fit handle 53 respectively by a connecting link 54, namely a upper clamping hook 51 is connected with one end of snap fit handle 53 by a connecting link 54, another upper clamping hook 51 is connected with the other end of snap fit handle 53 by another connecting link 54, and the join domain of two upper clamping hooks 51 and two connecting links 54 is shipped and resell on another market respectively by one and 55 to be fixed in left pressure rack 422 and right pressure rack 423.Ship and resell on another market 55 setting be convenient to upper clamping hook 51, snap fit handle 53 and connecting link 54 and move around left pressure rack 422 and right pressure rack 423.Snap fit handle 53 and press down handle 421 and be arranged in parallel.
When upper clamping hook 51 and lower snap fit 52 coordinate, the hook-shaped portion of lower snap fit 52 is positioned at the top in the hook-shaped portion of upper clamping hook 51.During actual use, instantly when press box 42 drives lower platen 41 to move downward, upper clamping hook 51 also moves downward thereupon, until the hook-shaped hook of upper clamping hook 51 is at the lower surface in the hook-shaped portion of lower snap fit 52, namely test block 43 is made firmly to be pressed on pcb board 6 to be measured, to ensure the stable contact of each element on test process middle probe and pcb board to be measured 6.And when test block 43 opened by needs, only need snap fit handle 53 and press down handle 421 to their sides in opposite directions and hold, upper clamping hook 51 can be made to leave lower snap fit 52, now, upwards can rotate and press down handle 421, test block 43 is moved upward thereupon.
Be provided with support column 8 between substrate 1 and installing plate 2, support column 8 is for support mounting plate 2, and between substrate 1 and installing plate 2, form space, this space is beneficial to stretching out of guide pillar 42 simultaneously.
The back side of lower platen 41 is provided with bearing fixed block 44, bearing fixed block 44 is provided with bearing 45 and bearing rod 46, and the setting of bearing 45 is convenient to reduce the friction factor pressed down in assembly 4 motion process, and ensures that axle center is fixed.
During use, first the clamp 7 being clamped with pcb board 6 to be measured is placed on back-up block 9, then, hold and press down handle 421, the whole assembly 4 that presses down is moved downward around rotating shaft 424, press down cam 425 by the Movement transmit of left pressure rack 422 and right pressure rack 423 to lower platen 41, and test block 43 is moved towards pcb board 6 to be measured, simultaneously due to the resistance of spring 43, whole lower platen 41 and test block 43 steadily move towards pcb board 6 to be measured lentamente, when test block 43 contacts with pcb board 6 to be measured, the lower surface of hook-shaped hook in the hook-shaped portion of lower snap fit 52 of upper clamping hook 51, prevent from pressing down assembly 4 to be upspring, thus the contact of the probe on test block 43 and the stabilization member on pcb board to be measured 6, and pcb board 6 distortion free to be measured, test can be started.
After having tested, only need snap fit handle 53 and press down handle 421 and hold to their sides in opposite directions, upper clamping hook 51 can be made to leave lower snap fit 52, now, upwards can rotating and press down handle 421, making test block 43 leave pcb board 6 to be measured thereupon moving upward.
If pcb board 6 to be measured breaks down, only need change clamp 7 and the pcb board to be measured 6 on it, therefore can not affect the production capacity of producing line.
The scope of application of the present invention is comparatively wide, goes for the test of different pcb boards.
The announcement of book and instruction according to the above description, those skilled in the art in the invention can also change above-mentioned embodiment and revise.Therefore, the present invention is not limited to embodiment disclosed and described above, also should fall in the protection domain of claim of the present invention modifications and changes more of the present invention.In addition, although employ some specific terms in this instructions, these terms just for convenience of description, do not form any restriction to the present invention.
Claims (10)
1. flat-crushing type Multipurpose die blocking proving installation, it is characterized in that: comprise substrate, installing plate, plastic trays, press down assembly and clip assembly, described plastic trays is arranged on described installing plate, described installing plate is arranged at the top of described substrate, described clip assembly comprises upper clamping hook and lower snap fit, the described assembly that presses down is connected with described upper clamping hook, and described lower snap fit is arranged on described installing plate, and described upper clamping hook and described lower snap fit match.
2. flat-crushing type Multipurpose die blocking proving installation according to claim 1, it is characterized in that: described plastic trays comprises support and guide pillar, one end of described guide pillar is inserted in described support, the other end of described guide pillar is arranged on described installing plate, and the region between described support and described installing plate of described guide pillar is arranged with spring.
3. flat-crushing type Multipurpose die blocking proving installation according to claim 2, it is characterized in that: described plastic trays also comprises the mounting bar be arranged on described installing plate, described mounting bar is provided with and can passes for the other end of described guide pillar and the through hole that described spring passes through can be stoped.
4. flat-crushing type Multipurpose die blocking proving installation according to claim 1, it is characterized in that: described installing plate is also provided with for the fixing clamp of pcb board to be measured and the back-up block for supporting described clamp, described back-up block is between described clamp and described installing plate.
5. flat-crushing type Multipurpose die blocking proving installation according to claim 2, it is characterized in that: described in press down assembly and comprise lower platen and to be positioned at above described lower platen and the lower press box that described lower platen can be driven to press down, one end of described lower platen and the side of described support are by gemel connection, and the below of described lower platen is also provided with the test block being connected with probe; Described lower press box comprises and presses down handle, left pressure rack, right pressure rack and rotating shaft, and one end of described left pressure rack is connected with one end of described rotating shaft, and the other end of described left pressure rack is connected with described one end pressing down handle; One end of described right pressure rack is connected with the other end of described rotating shaft, and the other end of described right pressure rack is connected with the described other end pressing down handle; Described left pressure rack is provided with the relative side of described right pressure rack and presses down cam, and described probe has welded type single head structure.
6. flat-crushing type Multipurpose die blocking proving installation according to claim 5, it is characterized in that: described rotating shaft is coupling between left fixed block and right fixed block, described left fixed block and described right fixed block are all arranged on described installing plate, described left pressure rack is between described left fixed block and described rotating shaft, and described right pressure rack is between described right fixed block and described rotating shaft.
7. flat-crushing type Multipurpose die blocking proving installation according to claim 5, it is characterized in that: described left pressure rack and described right pressure rack include the first linkage section and the second linkage section, one end of described first linkage section is connected with one end of described second linkage section, the other end of described first linkage section is connected with described rotating shaft, the other end of described second linkage section is connected with the described handle that presses down, between described first linkage section and described second linkage section in obtuse angle.
8. flat-crushing type Multipurpose die blocking proving installation according to claim 5, it is characterized in that: described clip assembly also comprises snap fit handle and connecting link, described upper clamping hook and described connecting link are all set to two, and two described upper clamping hooks are connected respectively by described connecting link one end with described snap fit handle, the join domain of two described upper clamping hooks and two described connecting links is shipped and resell on another market respectively by one and is fixed in described left pressure rack and described right pressure rack.
9. flat-crushing type Multipurpose die blocking proving installation according to claim 7, is characterized in that: when described upper clamping hook and described lower snap fit coordinate, the hook-shaped portion of described lower snap fit is positioned at the top in the hook-shaped portion of described upper clamping hook.
10. flat-crushing type Multipurpose die blocking proving installation according to claim 5, is characterized in that: the back side of described lower platen is provided with bearing fixed block, described bearing fixed block is provided with bearing and bearing rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410629691.1A CN104330722A (en) | 2014-11-07 | 2014-11-07 | Flat pressing type multipurpose modularized testing device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410629691.1A CN104330722A (en) | 2014-11-07 | 2014-11-07 | Flat pressing type multipurpose modularized testing device |
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| CN104330722A true CN104330722A (en) | 2015-02-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410629691.1A Pending CN104330722A (en) | 2014-11-07 | 2014-11-07 | Flat pressing type multipurpose modularized testing device |
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Cited By (7)
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| CN104949700A (en) * | 2015-06-29 | 2015-09-30 | 苏州高新区世纪福科技有限公司 | Perpendicularly downward pressing jig |
| CN107449945A (en) * | 2017-09-05 | 2017-12-08 | 珠海市运泰利自动化设备有限公司 | Vertical depression socket devices |
| CN109143633A (en) * | 2018-10-16 | 2019-01-04 | 武汉精毅通电子技术有限公司 | A kind of totally enclosed type liquid crystal display detection device |
| CN109758129A (en) * | 2018-12-18 | 2019-05-17 | 新绎健康科技有限公司 | A kind of safety lifting device |
| CN109828126A (en) * | 2019-03-20 | 2019-05-31 | 上海伟世通汽车电子系统有限公司 | The test fixture of manual actuation |
| CN110376403A (en) * | 2019-08-14 | 2019-10-25 | 东莞华贝电子科技有限公司 | Translate clamshell test fixture |
| CN110554299A (en) * | 2019-08-30 | 2019-12-10 | 大唐微电子技术有限公司 | Portable smart card module testing arrangement |
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| CN110554299A (en) * | 2019-08-30 | 2019-12-10 | 大唐微电子技术有限公司 | Portable smart card module testing arrangement |
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Application publication date: 20150204 |
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| RJ01 | Rejection of invention patent application after publication |