CN208383635U - Printed circuit board deformation test equipment - Google Patents
Printed circuit board deformation test equipment Download PDFInfo
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- CN208383635U CN208383635U CN201821142011.3U CN201821142011U CN208383635U CN 208383635 U CN208383635 U CN 208383635U CN 201821142011 U CN201821142011 U CN 201821142011U CN 208383635 U CN208383635 U CN 208383635U
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- printed circuit
- circuit board
- supporting block
- deformation test
- push rod
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Abstract
The utility model proposes a kind of printed circuit board deformation test equipments, it include: touching device, including driving part and push rod, driving part is used to provide driving force for push rod, so that the first end of push rod does straight reciprocating motion along the direction perpendicular to printed circuit board between the first position and the second position；When first end is in first position, first end is mutually squeezed with any solder joint on printed circuit board；When first end is in the second position, first end is mutually separated with printed circuit board.The equipment that the application proposes is used to carry out compressional deformation test to the solder joint on printed circuit board, to substitute manual compression deformation test, ensure that the accuracy and accuracy of test, improves the reliability of test result.
Description
Technical field
The utility model relates to art of printed circuit boards, in particular to printed circuit board deformation test equipment.
Background technique
Printed circuit board (Printed Circuit Board, pcb board) is the supplier of electronic component connection, electronics member
Part is usually fixed by welding on pcb board, after the welded molding of solder joint of the electronic component on pcb board, in order to verify it
The reliability of welding needs extraction section sample butt welding point to carry out reliability test, and wherein solder joint resistance to stress deformability is one
Item emphasis assesses content.The appraisal procedure of the strain resistant deformability of current butt welding point is: producing sample by manual compression
Raw deformation, i.e. manual compression make sample deformations about 2mm or so, then unclamp, after repeating the above movement to certain number,
Record observation solder joint cracking situation, due to the bad control of dynamics and stroke of manual compression, the accuracy of test result is not
Height, it is ineffective, it often cannot get accurate conclusion.
Therefore, the reliability for improving printed circuit board solder joint non-deformability test result, is that this field is urgently to be resolved
Problem.
Utility model content
The utility model provides a kind of printed circuit board deformation test equipment, so that it is anti-to improve printed circuit board solder joint
The reliability of deformability test result.
To solve the above-mentioned problems, as the one aspect of the utility model, a kind of printed circuit board deformation survey is provided
Try equipment, comprising:
Touching device, including driving part and push rod, driving part are used to for push rod provide driving force, so that the of push rod
One end does straight reciprocating motion along the direction perpendicular to printed circuit board between the first position and the second position；
When first end is in first position, first end is mutually squeezed with any solder joint on printed circuit board；
When first end is in the second position, first end is mutually separated with printed circuit board.
Optionally, further includes: support device, printed circuit board can be detachably arranged in support device.
Optionally, support device includes spaced first supporting block and the second supporting block；
When printed circuit board is mounted in support device, one end of printed circuit board is detachably arranged in the first support
On block, and/or, the other end of printed circuit board is detachably arranged in the second supporting block.
Optionally, the upper end of the first supporting block is first step structure, and the upper end of the second supporting block is second step
Structure；
First step structure includes first step bottom surface, first step side and first step top surface；Second step structure
Including second step bottom surface, second step side and second step top surface, first step side and second step side are set relatively
It sets；
When printed circuit board is mounted in support device, the both ends of printed circuit board be located at first step bottom surface and
On second step bottom surface, and printed circuit board is clamped on the first supporting block and second by first step side and second step side
Between supporting block.
Optionally, multiple fixed blocks are provided on first step top surface, and/or, it is provided on second step top surface multiple
Fixed block；
Fixed block is used to printed circuit board being fixed on support device.
It optionally, further include tooling table, tooling table includes desktop and the desktop bracket being connected with desktop lower surface, touching
Pressure device is mounted on tooling table.
Optionally, driving part is mounted on desktop upper surface, and opening is offered on desktop, and push rod passes through opening；
When including support device, support device is positioned close to side of the desktop far from desktop upper surface.
Optionally, tooling table further includes bottom plate；
Bottom plate is connected with desktop bracket far from one end of desktop；
Support device being connected on one side close to desktop with bottom plate.
Optionally, a plurality of vertical bar shaped pilot hole being parallel to each other is offered on bottom plate；
When support device includes the first supporting block and the second supporting block,
First supporting block passes through the positioning guide and bottom plate slidable connection across vertical bar shaped pilot hole, the first supporting block
It can be slided along the extending direction of vertical bar shaped pilot hole with respect to the second supporting block, to adjust between the first supporting block and the second supporting block
Spacing；
And/or
Second supporting block passes through the positioning guide and bottom plate slidable connection across vertical bar shaped pilot hole, the second supporting block
It can be slided along the extending direction of vertical bar shaped pilot hole with respect to the first supporting block, to adjust between the first supporting block and the second supporting block
Spacing.
Optionally, positioning guide is screw or bolt.
Optionally, elastic component is connected on the end face of the first end of push rod.
Optionally, the one end of elastic component far from push rod is to press end, presses the sectional dimension at end along the direction far from push rod
It is gradually reduced.
Optionally, further includes: master control set；
Master control set is electrically connected with touching device, for providing control signal for touching device.
Optionally, master control set further include: touch control display；
Touch control display is used to generate touching signals according to the touch control operation detected, and master control set is raw according to touching signals
At control signal.
Optionally, master control set further includes communicator.
Optionally, further includes: warning device, for issuing alarm signal.
The utility model proposes a kind of printed circuit board deformation test equipment, by control driving part, and then control
The first end of push rod moves back and forth between the first position and the second position, to squeeze to the solder joint on printed circuit board
Swaging becomes test, to substitute manual compression deformation test, ensure that the accuracy and accuracy of test, improves test result
Reliability.
Detailed description of the invention
Fig. 1 is a kind of composition figure of printed circuit board deformation test equipment in the utility model embodiment；
Fig. 2 is a kind of perspective view of printed circuit board deformation test equipment in the utility model embodiment；
Fig. 3 is a kind of front view of printed circuit board deformation test equipment in the utility model embodiment；
Fig. 4 is a kind of left view of printed circuit board deformation test equipment in the utility model embodiment；
Fig. 5 is a kind of top view of printed circuit board deformation test equipment in the utility model embodiment；
Fig. 6 is the perspective view that printed circuit board deformation test equipment removes after master control set and desktop in Fig. 2.
Appended drawing reference in figure: 1, master control set；2, push rod；21, first end；22, elastic component；3, support device；31,
One supporting block；311, first step bottom surface；312, first step side；313, first step top surface；32, the second supporting block；
321, second step bottom surface；322, second step side；323, second step top surface；33, fixed block；34, positioning guide；
4, tooling table；41, desktop；411, desktop upper surface；412, desktop lower surface；42, desktop bracket；43, bottom plate；431, vertical bar shaped
Pilot hole；5, warning device；6, touch control display；7, communicator.
Specific embodiment
It is specific below in conjunction with the utility model to keep the purpose of this utility model, technical solution and advantage clearer
Technical solutions of the utility model are clearly and completely described in embodiment and corresponding attached drawing.Obviously, described embodiment
It is only the utility model a part of the embodiment, instead of all the embodiments.Based on the embodiments of the present invention, this field
Those of ordinary skill's every other embodiment obtained without making creative work, belongs to the utility model
The range of protection.
It should be noted that the specification and claims of the utility model and term " first " in above-mentioned attached drawing,
" second " etc. is to be used to distinguish similar objects, without being used to describe a particular order or precedence order.It should be understood that in this way
The data used are interchangeable under appropriate circumstances, so that the embodiments of the present invention described herein can be in addition at this
In illustrate or description those of other than sequence implement.In addition, term " includes " and " having " and their any deformation, meaning
Figure be to cover it is non-exclusive include, for example, containing the process, method of series of steps or device, device, product or electric appliance
Those of be not necessarily limited to be clearly listed step or device, but may include be not clearly listed or for these processes,
The intrinsic other steps of method, product or electric appliance or device.
In the prior art, for the electric elements being welded on printed circuit board, need to detect the weld strength of pad,
Common method is that butt welding contact application external force makes its generate Light deformation, repeats the operation to which the welding for detecting pad is strong
Degree, the mode that the prior art generallys use manual compression apply stress and generate Light deformation, and artificial dynamics control is difficult, causes to detect
Result reliability it is not high, expected effect is not achieved, therefore the application proposes a kind of printed circuit board deformation test equipment, use
In the mode of substitution artificial detection, realizes mechanical automation detection, accurate control and formation, please refer to Fig. 1-Fig. 6, this Shen
It please propose, printed circuit board deformation test equipment includes: touching device.Touching device includes driving part and push rod 2, driving
Component is used to provide driving force for push rod 2, so that the first end 21 of push rod 2 is along the direction perpendicular to printed circuit board first
Straight reciprocating is done between position and the second position.The application can also include master control set 1, be electrically connected with touching device,
For providing control signal for touching device.
In the present embodiment, master control set 1, such as can be Programmable logical controller circuit board, it is with power supply unit
It is powered, and the control signal that master control set 1 is issued to touching device may include first end 21 in first position and second
Reciprocal time between position, the second position can be the initial position of push rod 2, that is, when push rod 2 power off or complete it is past
The position reverting to after multiple movement, first position are the different another locations with the second position, and first position and the second position can
It adjusts, the spacing between first position and the second position is adjustable, and spacing can be 0-5mm.First end 21 is in first position
The number moved back and forth between the second position is settable, and after reaching the number of setting, driving part stopping provides for push rod
Driving force, push rod stop.Usually can be first end 21 along push rod axial direction to far from push rod the second end one
The position reached after the mobile first distance in side, first distance can be any distance between 0-5mm, and first distance is namely
The stroke distances of first end 21.Such as push rod can be non-telescoping bar, in the servo motor that can be used as driving part
It is axially moved back and forth between the first position and the second position under driving along it, the solder joint for carrying out deformation test will be needed to be placed on the
Between one position and the second position, such as first end 21 is from the second position as initial position, along the axial to remote of push rod
Printed circuit board can be arranged perpendicular to the axial direction of push rod, work as push rod by the mobile 10mm in the direction of the first end 21 from push rod
First end 21 be in contact when moving 8mm with the solder joint detected is needed, the driving force that is provided in driving part of rear push-rod
Under the action of, 2mm is continued to move to, so that generating the deformation of 2mm or so at solder joint, then push rod can stop at first position
Certain time, then the second position is returned gradually to, it is tested to complete primary squeeze.Controlling signal may include first end 21
Mobile distance, that is to say, that first position can change, and according to the needs for squeezing test, first end 21 can be set
The length being axially moveable to change the deflection at solder joint, or is adapted with the printed circuit board of different location.This
Outside, push rod 2 can also be telescopic rod, e.g. by rotation or stretch so that push rod 2 first end 21 along axial direction to remote
The direction of the second end from push rod 2 is mobile, to reach first position from the second position, is retracted back to second again later
It sets, is remained stationary in the second end for entirely squeezing push rod 2 in test process.Compared with prior art, the application is using driving
Component and push rod carry out the solder joint on printed circuit board and squeeze test, therefore can accurately control the movement of first end 21
Amount guarantees that extruding step-length is identical each time, and deflection is consistent, it is preferred to use servo motor is so-called with screw rod as driving part
Push rod further increases precision and consistency.The distance between first position and the second position are adjustable, so as to according to not
Same detection needs, and is correspondingly arranged the deflection of solder joint.Optionally, driving part can be hydraulic press, pass through crank connecting link machine
Structure drives pushrod movement.
Preferably, in some alternative embodiments, further includes: support device 3 is used for dismountable fitting printed circuit
Plate, i.e. printed circuit board can be detachably arranged in support device；When printed circuit board is mounted in support device 3, and
When first end 21 is in first position, first end 21 is in contact with any solder joint on printed circuit board；Work as printed circuit
Plate is mounted in support device 3, and when first end 21 is in the second position, first end 21 is mutually separated with printed circuit board.
In the present embodiment, printed circuit board is detachably arranged in support device 3, works as printed circuit board, support dress
Setting 3 ensure that printed circuit board will not move in entire detection process, to guarantee first end 21 always to the same weldering
Point is detected, and is prevented because vibration causes test point to deviate.Optionally, support device 3 is arranged on latch plate, latch plate packet
The spring for including support plate and being connected with the support plate, the support device are located at one of the latch plate far from the spring
Side, push rod are located at side of the support device far from latch plate, and printed circuit board can be between support device and push rod, and pacifies
In support device, therefore when the printed circuit board on push rod and support device 3 contacts, if the thrust of push rod is too big,
The spring of latch plate will compress, to prevent from causing to damage to printed circuit board, guarantee printed circuit board by setting latch plate
The stress born is not too big.When first end 21 is at the second position, push rod 2 does not connect with any point on printed circuit board
Touching, when first end 21 is moved to first position from the second position, first end 21 is in contact with the solder joint to be detected, this
When first end 21 and the solder joint to be detected between can have extruding force so that printed circuit board generate Light deformation, the two it
Between extruding force be proportional to the deformation quantity of printed circuit board, by controlling the displacement of first end 21 to control printed circuit
Deformation quantity on plate.It is precisely controlled since the displacement of push rod can be realized for example, by servo motor, it can be ensured that deformation
The accuracy of amount.
Preferably, in some alternative embodiments, support device 3 includes spaced first supporting block 31 and the
Two supporting blocks 32；When printed circuit board is mounted in support device, one end of the printed circuit board is detachably arranged in
In first supporting block, and/or, the other end of the printed circuit board is detachably arranged in second supporting block.
Such as the both ends of printed circuit board can be separately fixed on the first upper surface of the first supporting block and the second of the second supporting block
On surface.
In the present embodiment, when printed circuit board is mounted in support device, the middle part of printed circuit board is hanging, is detected
The middle part that the solder joint of survey is usually displaced printed circuit board is vacantly located, therefore when first end 21 is from perpendicular to where printed circuit board
Plane, axial along push rod is moved to printed circuit board, and when being in contact with detected solder joint, printed circuit board can be to separate
The curving of push rod, thus prevent printed circuit board because the pressure of push rod it is excessive caused by damage.In addition, the first supporting block 31
Spacing between the second supporting block 32 is adjustable, thus can by increase or reduce the spacing before the two to difference
The printed circuit board of length or width is adapted, and greatly expands the size range of printed circuit board that can be detected.Optionally,
First supporting block 31 is identical as the structure of the second supporting block 32, facilitates manufacture.
Preferably, in some alternative embodiments, the upper end of first supporting block 31 is first step structure, institute
The upper end for stating the second supporting block 32 is second step structure；
The first step structure includes first step bottom surface 311, first step side 312 and first step top surface 313；
The second step structure includes second step bottom surface 321, second step side 322 and second step top surface 323, and described first
Step side 312 and the second step side 322 are oppositely arranged；
When the printed circuit board is mounted in the support device, the both ends of the printed circuit board are located at institute
It states on first step bottom surface 311 and the second step bottom surface 321, and the printed circuit board is by the first step side
312 and the second step side 322 be clamped between first supporting block 31 and second supporting block 32.
Fig. 3-Fig. 6 is please referred to, in the present embodiment, the upper surface of the first supporting block is close to the edge of the second supporting block 32
Place is recessed inwardly to form first step structure, and the upper surface of the second supporting block concaves close to the edge of the first supporting block 31
It falling into and forms second step structure, the plane where first step bottom surface 311 and second step bottom surface 321 can be same plane,
Plane where first step top surface 313 and second step top surface 323 can be same plane, and printed circuit board is mounted on support
It when on device 3, can be moved along the extending direction of first step bottom surface 311, the extending direction and the first supporting block 31 and second
The septal direction of supporting block 32 intersects, thus realize the case where not moving the first supporting block 31 and the second supporting block 32 to
Mobile printed circuit board, so as to the solder joint for facilitating change detected.Optionally, it can be supported in the first supporting block and second
Two sliding slots are opened up on the opposite surface of block respectively, the opening of two sliding slots is opposite and parallel, the both ends difference of printed circuit board
Be inserted into two sliding slots so that printed circuit board can extending direction along the chute it is mobile, the extending direction of sliding slot can be with
Different from the septal direction of the first supporting block and the second supporting block.
Preferably, in some alternative embodiments, it is provided with multiple fixed blocks 33 on first step top surface 313, and/
Or, being provided with multiple fixed blocks 33 on second step top surface 323；Fixed block 33 is used to printed circuit board being fixed on support device
On 3.
Fig. 2-Fig. 6 is please referred to, fixed block 33 can be and be fixed by screws on first step top surface 313, fixed block 33
It can be rotated around screw, so that projection of the fixed block 33 on first step bottom surface 311 and first step bottom surface overlap or not
Overlapping can be fixation when projection of the fixed block 33 on first step bottom surface 311 overlaps with first step bottom surface 311
State, one end of printed circuit board can be fixed block 33 and squeeze fixation between fixed block and first step bottom surface at this time
In support device 3.When rotation fixed block 33 makes projection and first step bottom surface of the fixed block 33 in first step bottom surface 311
When not being overlapped, opening state can be, it is fixed not to be fixed block 33 for printed circuit board at this time.The number of fixed block 33 can be more
A, the length direction along first step top surface 313 and/or second step top surface 323 is intervally arranged, and optionally, number is 2
Or more, preferably 10.By the way that fixed block 33 is arranged, more convenient printed circuit board can be fixed in support device 3
Or it is taken off from support device 3.
Preferably, in some alternative embodiments, further include tooling table 4, including desktop 41 and with desktop lower surface
The 412 desktop brackets 42 being connected.Optionally, master control set 1 is mounted on desktop upper surface 411, is offered out on desktop 41
Mouthful, push rod 2 passes through opening；Support device 3 is positioned close to side of the desktop 41 far from desktop upper surface 411.
In the present embodiment, master control set 1 is mounted on tooling table 4, driving part can be mounted on master control set
Together, to increase total weight, stability is improved.The equipment that the application proposes is because be the welding feelings for detecting lesser solder joint
Condition first end 21 and is detected in the detection process so higher for the positioning requirements between first end 21 and solder joint
Solder joint between should not relatively move, therefore, master control set 1 and driving part can be all fixed on tooling table 4,
Offset of the first end 21 when moving back and forth because of detection solder joint caused by vibration is prevented, guarantees aligning accuracy.
Preferably, in some alternative embodiments, tooling table 4 further includes bottom plate 43；Bottom plate 43 and desktop bracket 42 are remote
One end from desktop 41 is connected；Being connected on one side close to desktop 41 with bottom plate 43 of support device 3.In order to prevent in detection work
It is detected between solder joint and first end 21 and relatively moves in journey, so the equipment of the application is all connected on tooling table 4,
Therefore the relative movement between each device can be prevented, so that when 21 butt welding point of first end carries out pinch detection
It waits, each device is displaced caused by will not being all driven because of driving part, to guarantee accurate contraposition between first end 21 and solder joint.
Preferably, in some alternative embodiments, a plurality of vertical bar shaped pilot hole being parallel to each other is offered on bottom plate 43
431；When support device 3 includes the first supporting block 31 and the second supporting block 32, the first supporting block 31 across vertical bar shaped by leading
To the positioning guide 34 and 43 slidable connection of bottom plate in hole, the first supporting block 31 can be along the extending direction of vertical bar shaped pilot hole
Opposite second supporting block is slided, to adjust the spacing between first supporting block 31 and the second supporting block 32；And/or second
The positioning guide 34 and 43 slidable connection of bottom plate by passing through vertical bar shaped pilot hole of supporting block 32,32 energy of the second supporting block
Extending direction along vertical bar shaped pilot hole is slided with respect to the first supporting block 31, to adjust first supporting block 31 and the second support
Spacing between block 32.Optionally, positioning guide 34 is screw or bolt.
In the present embodiment, vertical bar shaped pilot hole is the channel of the first supporting block 31 or the movement of the second supporting block 32, is played
The effect of positioning and guiding, the first supporting block 31 and the second supporting block 32 are by positioning guide 34 in vertical bar shaped pilot hole
Extending direction is opposite to be slided, so that spacing between the two is adjusted, to be adapted to various sizes of printed circuit board.Bar shaped pilot hole
Number can be 2 or 3.
Preferably, in some alternative embodiments, elastic component 22 is connected on the end face of the first end 21 of push rod 2.
Optionally, elastic component 22 can be prepared using rubber material.It is contacted repeatedly between first end 21 and solder joint, it is possible to butt welding point
Remaining circuit in addition causes to damage, therefore preferably using elastic component 22 to prevent first end 21 from causing to printed circuit board
Unnecessary damage.In this application, elastic component, which can be, is removably socketed in first end, it can replacement as needed
Elastic component, for different solder joints, welding spot size is inconsistent, is unable to satisfy detection needs using unified elastic component, therefore adopt
With detachable setting, elastic component can be replaced according to specific needs.
Preferably, in some alternative embodiments, Fig. 3 is please referred to, the one end of elastic component 22 far from push rod is to press end,
The sectional dimension for pressing end is gradually reduced along the direction far from push rod 2.Detected welding spot size is often smaller, and section of push rod
Face size is often larger, it is therefore desirable to which setting presses end and is gradually reduced close to one end sectional dimension of detected solder joint, with quilt
The solder joint of detection is adapted, and the size for not having to reduce push rod is held during when repeatedly if push rod is undersized
Flexible deformation.Present application addresses the problems, ensure that the intensity of push rod in the case where guaranteeing situation compatible with solder joint, prevent
It is deformed.
Preferably, in some alternative embodiments, further includes: warning device 5, warning device 5 are electrically connected with master control set 1
It connects.When the equipment that the application proposes occurs abnormal, warning note user to avoid danger by warning device 5.In addition, working as
For first end 21 when reciprocal number reaches preset value between the first position and the second position, warning device 5 will also issue light
Signal or voice signal prompt user, and driving part stops providing driving force, push rod stop motion.
Preferably, in some alternative embodiments, further includes: touch control display 6；Touch control display 6 is used for according to inspection
The touch control operation measured sends touching signals to master control set 1, and master control set 1 generates control signal according to touching signals.Touch-control
Display 6 can be integrated with master control set 1, such as can be touching display screen, mobile for first end 21 to be arranged
Distance, that is, the stroke that the second position needs to walk to first position, also can be set first end 21 in first position and
Reciprocal number between the second position can also control driving part pause or stop.Optionally, further includes: communicator 7, with
Master control set 1 is electrically connected.It can be any electrical interface or wireless communication module, for transmitting number with mobile terminal or computer end
According to, or for being programmed control to master control set 1.
In order to better illustrate the beneficial effect of the application, a preferred embodiment set forth below.
In the present embodiment, the control stroke set by master control set realizes the accurate and consistency for squeezing step-length.Row
Journey, that is, the distance between first position and the second position can adjust between 0~5mm, and achievable different deformation degree can
By property test.The testing time set by master control set, that is, first end are past between the first position and the second position
Multiple number, automatic to count, when reaching default testing time, driving part stops, while warning device generates buzzing report
Alert prompt.In the present embodiment, the fixation device of printed circuit board can arbitrarily adjust the weldering, it can be achieved that any element thereon
Point carries out reliability test.Touch control display plate is connected on master control set, the relevant parameter of test is by the way of touch key-press
It is configured.
The equipment that the present embodiment proposes includes by 12V power supply device, master control set, driving part, warning device, communicator
And touch control display.Driving part driving push rod movement, to push the rubber contact for being located at first end in initial position
It is moved back and forth between (second position) and setting position point (first position).Meanwhile also by moveable first supporting block, second
Supporting block fixing printed circuit plate.When in use, after the 12V means of power of the equipment, each device is in ready state, first
The " set " button on touch control display is clicked, relevant operating parameter, such as stroke and reciprocal time are set to master control set
Number, master control set stores relevant parameter, and by according to touch caused by touch function signal real-time perfoming push rod downlink
It is acted with uplink, rubber contact moves back and forth between initial point (second position) and test point (first position), pre- when reaching
If number of run when, push rod stopping movement, while warning device carry out sound-light alarm, prompt this test complete.It ran
Cheng Zhong, " pause " that can also be clicked on touch control display temporarily stop test.It can also run in a manual mode, click touch-control and show
" uplink " or " downlink " button on device, push rod drive rubber contact push rod to act uplink, downlink.In addition, the application proposes
Equipment also there is communicator, such as communication interface is, it can be achieved that function with other device talks.
In the present embodiment, the first supporting block and the second supporting block respectively pass through 2 screws and are fixed on the bottom plate of tooling table,
Both screw passes through the vertical bar shaped pilot hole on bottom plate, the first supporting block and the second supporting block are relatively moved to adjust
Between spacing, to meet the fixation of different size of printed circuit board.
The utility model proposes a kind of printed circuit board deformation test equipment, by control driving part, and then control
The first end of push rod moves back and forth between the first position and the second position, to squeeze to the solder joint on printed circuit board
Swaging becomes test, to substitute manual compression deformation test, ensure that the accuracy and accuracy of test, improves test result
Reliability.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (16)
1. a kind of printed circuit board deformation test equipment characterized by comprising
Touching device, including driving part and push rod (2), the driving part are used to provide driving force for the push rod (2), with
Make the first end (21) of the push rod (2) along the direction perpendicular to printed circuit board, between the first position and the second position
Do straight reciprocating motion；
When the first end (21) is in the first position, the first end (21) and any on printed circuit board
Solder joint mutually squeezes；
When the first end (21) is in the second position, the first end (21) and the printed circuit board phase point
From.
2. printed circuit board deformation test equipment according to claim 1, which is characterized in that further include: support device
(3), the printed circuit board can be detachably arranged in the support device.
3. printed circuit board deformation test equipment according to claim 2, which is characterized in that support device (3) packet
Include spaced first supporting block (31) and the second supporting block (32)；
When the printed circuit board is mounted in the support device, one end of the printed circuit board is detachably arranged in
In first supporting block, and/or, the other end of the printed circuit board is detachably arranged in second supporting block.
4. printed circuit board deformation test equipment according to claim 3, which is characterized in that first supporting block (31)
Upper end be first step structure, the upper end of second supporting block (32) is second step structure；
The first step structure includes first step bottom surface (311), first step side (312) and first step top surface
(313)；The second step structure includes second step bottom surface (321), second step side (322) and second step top surface
(323), the first step side (312) and the second step side (322) are oppositely arranged；
When the printed circuit board is mounted in the support device, the both ends of the printed circuit board are located at described
On one bench floor (311) and the second step bottom surface (321), and the printed circuit board is by the first step side
(312) it is clamped between first supporting block (31) and second supporting block (32) with the second step side (322).
5. printed circuit board deformation test equipment according to claim 4, which is characterized in that the first step top surface
(313) it is provided on multiple fixed blocks (33), and/or, multiple fixed blocks are provided on the second step top surface (323)
(33)；
The fixed block (33) is used to the printed circuit board being fixed on the support device (3).
6. printed circuit board deformation test equipment according to claim 1-5, which is characterized in that further include tooling
Table (4), the tooling table include desktop (41) and the desktop bracket (42) being connected with desktop lower surface (412), the touching
Pressure device is mounted on the tooling table.
7. printed circuit board deformation test equipment according to claim 6, which is characterized in that
The driving part is mounted on desktop upper surface (411), and opening, the push rod (2) are offered on the desktop (41)
Across the opening；
When including support device (3), the support device (3) is positioned close to the desktop (41) far from table on the desktop
The side in face (411).
8. printed circuit board deformation test equipment according to claim 7, which is characterized in that the tooling table (4) is also wrapped
Include bottom plate (43)；
The bottom plate (43) is connected with the desktop bracket (42) far from the one end of the desktop (41)；
The support device (3) being connected on one side close to the desktop (41) with the bottom plate (43).
9. printed circuit board deformation test equipment according to claim 8, which is characterized in that opened up on the bottom plate (43)
There is a plurality of vertical bar shaped pilot hole (431) being parallel to each other；
When the support device (3) include the first supporting block (31) and the second supporting block (32),
First supporting block (31) by pass through the vertical bar shaped pilot hole positioning guide (34) and the bottom plate (43)
Slidable connection, first supporting block (31) can be along the extending directions relatively described second of the vertical bar shaped pilot hole (431)
Supporting block sliding, to adjust the spacing between first supporting block (31) and second supporting block (32)；
And/or
Second supporting block (32) by pass through the vertical bar shaped pilot hole positioning guide (34) and the bottom plate (43)
Slidable connection, second supporting block (32) can be along the extending directions relatively described first of the vertical bar shaped pilot hole (431)
Supporting block (31) sliding, to adjust the spacing between first supporting block (31) and second supporting block (32).
10. printed circuit board deformation test equipment according to claim 9, which is characterized in that the positioning guide
It (34) is screw or bolt.
11. -5, the described in any item printed circuit board deformation test equipments of 7-10 according to claim 1, which is characterized in that described
Elastic component (22) are connected on the end face of the first end (21) of push rod (2).
12. printed circuit board deformation test equipment according to claim 11, which is characterized in that the elastic component (22) is remote
One end from the push rod is to press end, and the sectional dimension for pressing end is gradually reduced along the direction far from the push rod (2).
13. -5, the described in any item printed circuit board deformation test equipments of 7-10 or 12 according to claim 1, which is characterized in that
Further include: master control set (1)；
The master control set (1), is electrically connected with the touching device, for providing control signal for the touching device.
14. printed circuit board deformation test equipment according to claim 13, which is characterized in that the master control set (1)
Further include: touch control display (6)；
The touch control display (6) is used to generate touching signals, master control set (1) basis according to the touch control operation detected
The touching signals generate the control signal.
15. printed circuit board deformation test equipment according to claim 13, which is characterized in that the master control set (1)
It further include communicator (7).
16. -5, the described in any item printed circuit board deformation test equipments in 7-10,12,14 or 15 according to claim 1, special
Sign is, further includes: warning device (5), for issuing alarm signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821142011.3U CN208383635U (en) | 2018-07-17 | 2018-07-17 | Printed circuit board deformation test equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821142011.3U CN208383635U (en) | 2018-07-17 | 2018-07-17 | Printed circuit board deformation test equipment |
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| Publication Number | Publication Date |
|---|---|
| CN208383635U true CN208383635U (en) | 2019-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821142011.3U Active CN208383635U (en) | 2018-07-17 | 2018-07-17 | Printed circuit board deformation test equipment |
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| Country | Link |
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| CN (1) | CN208383635U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760539A (en) * | 2018-07-17 | 2018-11-06 | 珠海格力电器股份有限公司 | Printed circuit board deformation test equipment |
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2018
- 2018-07-17 CN CN201821142011.3U patent/CN208383635U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108760539A (en) * | 2018-07-17 | 2018-11-06 | 珠海格力电器股份有限公司 | Printed circuit board deformation test equipment |
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