CN205518898U - Wiper mechanism of BGA base plate - Google Patents
Wiper mechanism of BGA base plate Download PDFInfo
- Publication number
- CN205518898U CN205518898U CN201620163342.XU CN201620163342U CN205518898U CN 205518898 U CN205518898 U CN 205518898U CN 201620163342 U CN201620163342 U CN 201620163342U CN 205518898 U CN205518898 U CN 205518898U
- Authority
- CN
- China
- Prior art keywords
- base plate
- holder
- bristle
- pair
- bga substrate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000000758 substrate Substances 0.000 claims abstract description 74
- 238000004140 cleaning Methods 0.000 claims abstract description 21
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 7
- 238000007906 compression Methods 0.000 claims description 7
- 238000005096 rolling process Methods 0.000 claims description 6
- 239000007921 spray Substances 0.000 claims description 2
- 239000007787 solid Substances 0.000 claims 1
- 238000005476 soldering Methods 0.000 abstract description 11
- 238000005406 washing Methods 0.000 abstract 2
- 238000007493 shaping process Methods 0.000 abstract 1
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 238000005507 spraying Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000012216 screening Methods 0.000 description 2
- 239000006071 cream Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910000679 solder Inorganic materials 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
Landscapes
- Cleaning In General (AREA)
Abstract
The utility model discloses a wiper mechanism of BGA base plate, which comprises a substrate, be equipped with centre gripping unit, washing unit and the brush bristle units of BGA base plate on the base plate, the centre gripping unit includes the bottom plate and sets up a pair of holder on the bottom plate, washing unit establishes at cylindrical base, the cover of bottom plate below including the nozzle, the setting that set up on the bottom plate the last round ring rail of base outer wall with fix shower nozzle on the guide rail, the lateral wall shaping of guide rail has the annular ring gear of round, the ring gear meshing has the gear, brush bristle units is including setting up at the supporting seat of the bottom plate below of base one side, set up from top to bottom under and brush hair spare of last brush hair spare on the supporting seat. The utility model discloses can dispose remaining soldering paste on the BGA base plate effectively, the cleaning performance is good, convenient to use.
Description
Technical field:
This utility model relates to the technical field of BGA substrate device, is specifically related to a kind of BGA
The wiper mechanism of substrate.
Background technology:
BGA high-density device is to make spherical point contacts as drawing in substrate bottom surface using array way
Foot, have that pin is short, lead-in inductance and electric capacity is little, solder joint centre-to-centre spacing is big, assembly yield is high,
The advantages such as pin situation firm, coplanar is good, have been widely used for VHD and extra small at present
Type electronics field.But, BGA substrate more significantly defect is cleaned relatively after being assembling
For difficulty, traditional cleaning device is difficult to meet its cleaning quality requirement.
Utility model content:
The purpose of this utility model aims to solve the problem that the problem that prior art exists, it is provided that one can
Effectively dispose the soldering paste of residual, the BGA that cleaning performance is good, easy to use on BGA substrate
The wiper mechanism of substrate.
This utility model relates to the wiper mechanism of a kind of BGA substrate, including substrate, described substrate
It is provided with the grip unit of BGA substrate, cleaning unit and ihair members；
Described grip unit includes base plate and a pair holder being arranged on described base plate, described
Holder includes slide block, the column being connected on slide block and setting up and down in described column upper end
A pair grip block, the distance between the pair of grip block is equal to the thickness of BGA substrate, base plate
On form a pair gathering sill, the slide block of a pair holder is separately positioned on the pair of gathering sill
In, the distance between the grip block of a pair holder is equal to the width of BGA substrate；
Described cleaning unit includes the nozzle being arranged on base plate, is arranged on the cylinder below base plate
Shape base, the round ring guide being set on described base outer wall and be fixed on described guide rail
Shower nozzle, described nozzle vent is arranged on the upper surface of the base plate between a pair holder upward,
Nozzle and shower nozzle are all connected with water pump by pipeline, and described base plate is pressed against on base, described in lead
The lateral wall of rail forms the gear ring of a ring shape, and described gear ring is engaged with gear, described gear
Connecting and drive motor, described shower nozzle faces toward the centre of a pair holder higher than holder and its spout
Position；
Described ihair members include being arranged on the support seat below the base plate of base side, on divide into
Putting at the upper bristle part supported on seat and lower bristle part, base plate is pressed against on described support seat, institute
State the length of bristle part and lower bristle part equal and less than the distance between a pair holder, on
Bristle part include being fixed on support on seat upper bristle holder, be hinged on described upper bristle holder upper
Axle and the upper bristle roller being set in described upper shaft, lower bristle part includes being fixed on support seat
Lower bristle holder, the lower axle being hinged on described lower bristle holder and the lower brush being set on described lower axle
Hair roller, described upper bristle roller be positioned at the underface of lower bristle roller, upper bristle roller and lower bristle roller it
Between distance equal to the thickness of BGA substrate.
By technique scheme, wiper mechanism of the present utility model in use, by be cleaned
BGA substrate insert grip unit a pair holder between, the left and right edges of BGA substrate
Holding is between a pair grip block respectively, and BGA substrate is positioned at the top of base plate, cleaning unit
Nozzle be positioned on the upper surface of base plate and its jet hole facing to BGA substrate bottom surface injection clear water,
Meanwhile, motor-driven gear is driven to rotate, gear driven ring gear against rotation so that annular
Guide rail is around base rotation, so that shower nozzle follows guide rail around base rotation, sprinkler rotation is also
Spraying clear water to the end face of BGA substrate, shower nozzle makes on BGA substrate around the injection of BGA substrate
Soldering paste made an overall screening, the cooperation of shower nozzle and nozzle makes the weldering in the upper and lower surface of BGA substrate
The injected cleaning of cream；After cleaning unit cleaning is complete, nozzle stops injection clear water, drives electricity
Machine is out of service, and shower nozzle stops operating and stops spraying clear water, if also remaining on BGA substrate
Soldering paste, then make the slide block of a pair holder towards the support of ihair members in the gathering sill of base plate
Seat is mobile, and slide block drives two pairs of grip blocks thereon and the BGA being clamped between two pairs of grip blocks
Substrate moves towards the upper bristle part supported on seat and lower bristle part together, until BGA substrate
One end, through upper bristle roller and lower bristle roller, drives BGA substrate to pass brush at grip block
During between hair roller and lower bristle roller, upper bristle roller and lower bristle roller are respectively at upper bristle holder
Rotating with on lower bristle holder, upper bristle roller and lower bristle roller roll on BGA substrate thus will
On BGA substrate, the soldering paste of residual is removed clean.
By such scheme, this utility model passes through cleaning unit and the dual work of ihair members
With, it is possible to effectively disposing the soldering paste of residual on BGA substrate, cleaning performance is good, user
Just.
One as such scheme is preferred, forms a grafting inside the upper end of described column
Groove, the pair of grip block includes grip block and lower grip block, and described lower grip block is fixed on
On the inwall of described inserting groove, described upper grip block is connected with lower grip block by compression spring,
Described compression spring is positioned at the inner side of inserting groove, and upper grip block is plugged in inserting groove.By above-mentioned
Scheme, the both sides of the edge of BGA substrate be plugged on respectively the upper grip block of both sides and lower grip block it
Between, the compression spring inside inserting groove makes the distance between grip block and lower grip block have bullet
Property the space floated, such grip block just can clamp the BGA substrate of different-thickness, applies model
Enclose wide.
One as such scheme is preferred, and described shower nozzle is fixedly connected on connecting rod, described company
Bar is fixedly connected on nozzle boss, and described nozzle boss is fixed on the upper end of guide rail, nozzle boss and institute
State gear ring to be not in contact with each other.By such scheme, connecting rod is positioned at the side of base and base plate, connecting rod
The top making shower nozzle can be usefully in base plate is set, and makes the spout of shower nozzle facing to a pair clamping
On the end face of the BGA substrate between part.
One as such scheme is preferred, described base plate forms dodging of described connecting rod logical
Groove, described in dodge groove and at base and support between seat, dodge the width of groove less than clamping
The width of the slide block of part, dodges and is fixed with support bar on the base plate bottom surface of groove both sides, described
Strut is vertically fixed on substrate.By such scheme, when guide rail drives nozzle boss to revolve around base
When turning, on base plate dodge groove connecting rod can be dodged so that connecting rod can drive shower nozzle around
Base to rotate, less than the width of the slide block of holder, the width dodging groove ensure that slide block exists
When sliding in gathering sill, slide block will not drop from dodging groove, dodge the base plate of groove both sides
Being fixed with support bar on bottom surface, described support bar is vertically fixed on substrate, dodges groove and makes
Base plate mid portion disconnects, and support bar can will be switched off two-part backplanes support on substrate.
One as such scheme is preferred, and described upper bristle roller is set in by upper rolling bearing
In upper shaft, described lower bristle roller is set on lower axle by lower rolling bearing.
One as such scheme is preferred, and described driving motor is fixed on substrate, drives electricity
The output shaft of machine is connected with the center of gear.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand
Technological means of the present utility model, and can be practiced according to the content of description, below with this
The preferred embodiment of utility model and coordinate accompanying drawing describe in detail as after.
Accompanying drawing illustrates:
The following drawings is only intended to, in schematically illustrating this utility model and explaining, not limit
Scope of the present utility model.Wherein:
Fig. 1 is structural representation of the present utility model；
Fig. 2 is partial structurtes schematic diagram of the present utility model；
Fig. 3 is the enlarged diagram in Fig. 2 at A；
Fig. 4 is upper brush roll and the structural representation of lower brush roll in figure this utility model；
Fig. 5 is working state schematic representation of the present utility model；
Fig. 6 is another working state schematic representation of the present utility model.
Detailed description of the invention:
Below in conjunction with the accompanying drawings and embodiment, detailed description of the invention of the present utility model is made further
Describe in detail.Following example are used for illustrating this utility model, but it is new to be not limited to this practicality
The scope of type.
Seeing Fig. 1, the wiper mechanism of a kind of BGA substrate described in the utility model, including base
Plate 1, described substrate 1 is provided with the grip unit 3 of BGA substrate 2, cleaning unit 4 and brush
Hair unit 5；
Seeing Fig. 1, Fig. 2, described grip unit 3 includes base plate 31 and is arranged on described base plate
On a pair holder 32, described holder 32 includes slide block 321, is connected on slide block
Column 322 and a pair grip block 323 in described column upper end setting up and down, the pair of folder
Hold the thickness equal to BGA substrate 2 of the distance between block 323, base plate 31 forms a pair
Gathering sill 311, the slide block 321 of a pair holder 32 is separately positioned on the pair of gathering sill
In 311, the distance between the grip block 323 of a pair holder 32 is equal to BGA substrate 2
Width；
Seeing Fig. 1, described cleaning unit 4 includes the nozzle 41 being arranged on base plate 31, sets
The annular put the cylindrical base 42 below base plate 31, being set on described base outer wall
Guide rail 43 and the shower nozzle 44 being fixed on described guide rail, described nozzle 41 spout is arranged upward
On the upper surface of the base plate 31 between a pair holder 32, nozzle 41 and shower nozzle 44 are the most logical
Piping is connected with water pump, and described base plate 31 is pressed against on base 42, described guide rail 43
Lateral wall forms the gear ring 45 of a ring shape, and described gear ring is engaged with gear 6, described gear
Connecting and drive motor 7, described driving motor 7 is fixing on substrate 1, drives the defeated of motor 7
Shaft is connected with the center of gear 6, and described shower nozzle 44 is fixedly connected on connecting rod 46, described
Connecting rod is fixedly connected on nozzle boss 47, and described nozzle boss is fixed on the upper end of guide rail 43, spray
Headstock 47 is not in contact with each other with described gear ring 45, and shower nozzle 44 is higher than holder 32 and its spout pair
The centre position of a pair holder 32；
Seeing Fig. 1, Fig. 2, Fig. 4, described ihair members 5 includes being arranged on base 42 side
Base plate 31 below support seat 51, setting up and down at upper bristle part 52 and supported on seat
Lower bristle part 53, base plate 31 is pressed against on described support seat 51, described upper bristle part 52 He
The length of lower bristle part 53 is equal and is less than the distance between a pair holder 32, upper bristle part
52 include being fixed on support on seat 51 upper bristle holder 521, be hinged on described upper bristle holder
Upper shaft 522 and the upper bristle roller 523 that is set in described upper shaft, lower bristle part 53 includes
It is fixed on the lower bristle holder 531 supported on seat 51, the lower axle being hinged on described lower bristle holder
532 and the lower bristle roller 533 that is set on described lower axle, under described upper bristle roller 523 is positioned at
The underface of bristle roller 533, described upper bristle roller 523 is set in by upper rolling bearing 524
In upper shaft 522, described lower bristle roller 533 is set in lower axle 532 by lower rolling bearing 534
On, the distance between upper bristle roller 523 and lower bristle roller 533 is equal to the thickness of BGA substrate 2.
See Fig. 3, inside the upper end of described column 322, form an inserting groove 324, described
A pair grip block 323 includes grip block 325 and lower grip block 326, described lower grip block 326
Being fixed on the inwall of described inserting groove 324, described upper grip block 325 is by compression spring 8
Being connected with lower grip block 326, described compression spring 8 is positioned at the inner side of inserting groove 324, upper folder
Hold block 325 to be plugged in inserting groove 324.
Seeing Fig. 1, what described base plate 31 formed described connecting rod 46 dodges groove 312,
Described groove 312 of dodging at base 42 and supports between seat 51, dodges the width of groove 312
Degree, less than the width of the slide block of holder 32, is dodged on base plate 31 bottom surface of groove 312 both sides
Being fixed with support bar 9, described support bar 9 is vertically fixed on substrate 1.
See Fig. 5, Fig. 6, wiper mechanism of the present utility model in use, by be cleaned
BGA substrate 2 inserts between a pair holder 32 of grip unit 3, the left and right of BGA substrate 2
Holding is between a pair grip block 323 respectively in two edges, and BGA substrate 2 is positioned at base plate 31
Top, the nozzle 41 of cleaning unit 4 is positioned on the upper surface of base plate 31 and its jet hole faces toward
The bottom surface injection clear water of BGA substrate 2, meanwhile, drives motor 7 to drive gear 6 to rotate,
Gear 6 drives gear ring 45 to rotate so that round ring guide 43 rotates around base 42, from
And make shower nozzle 44 follow guide rail 43 and rotate around base 42, shower nozzle 44 rotates and to BGA base
The end face injection clear water of plate 2, shower nozzle 44 makes BGA substrate 2 around BGA substrate 2 injection
On soldering paste made an overall screening, the cooperation of shower nozzle 44 and nozzle 41 makes the upper and lower of BGA substrate 2
The injected cleaning of soldering paste on surface；
See Fig. 5, Fig. 6, cleaning unit 2 clean complete after, it is clear that nozzle 41 stops injection
Water, drives motor 7 out of service, and shower nozzle 44 stops operating and stops spraying clear water, if BGA
Also remain soldering paste on substrate 2, then make the slide block 321 of a pair holder 32 at base plate 31
In gathering sill 311, the support seat 51 towards ihair members 5 moves, and slide block 321 drives on it
Two pairs of grip blocks 323 together with the BGA substrate 2 being clamped between two pairs of grip blocks 323 to
The upper bristle part 52 supported on seat 51 and lower bristle part 53 moves, until BGA substrate 2
One end through upper bristle roller 523 and lower bristle roller 533, drive at grip block 323
BGA substrate 2 through during upper bristle roller 523 and lower bristle roller 533, upper bristle
Roller 523 and lower bristle roller 533 rotate respectively on upper bristle holder 521 and lower bristle holder 531,
Upper bristle roller 523 and lower bristle roller 533 roll thus by BGA substrate 2 on BGA substrate 2
The soldering paste of upper residual is removed clean.
In sum, this utility model passes through cleaning unit and the dual function of ihair members, energy
Enough effectively disposing the soldering paste of residual on BGA substrate, cleaning performance is good, easy to use.
The wiper mechanism of BGA substrate provided by the utility model, tool the most of the present utility model
Body embodiment, but protection domain of the present utility model is not limited thereto, any is familiar with this skill
The technical staff in art field, in the technical scope that this utility model discloses, can readily occur in change
Or replace, all should contain within this utility model protection domain.Therefore, of the present utility model
Protection domain should be as the criterion with described scope of the claims.
Claims (6)
1. a wiper mechanism for BGA substrate, including substrate (1), it is characterised in that:
Described substrate is provided with the grip unit (3) of BGA substrate (2), cleaning unit (4)
With ihair members (5)；
Described grip unit (3) includes base plate (31) and a pair be arranged on described base plate
Holder (32), the column (322) that described holder includes slide block (321), is connected on slide block
With a pair grip block (323) in described column upper end setting up and down, the pair of grip block it
Between distance equal to the thickness of BGA substrate (2), base plate forms a pair guiding on (31)
Groove (311), the slide block (321) of a pair holder (32) is separately positioned on the pair of leading
In groove (311), the distance between the grip block (323) of a pair holder (32) is equal to
The width of BGA substrate (2)；
Described cleaning unit (4) includes the nozzle (41) being arranged on base plate (31), arranges
Cylindrical base (42), the circle that is set on described base outer wall in base plate (31) lower section
Ring-shaped guide rail (43) and the shower nozzle (44) being fixed on described guide rail, described nozzle (41)
Spout is arranged on the upper surface of the base plate (31) between a pair holder (32) upward, spray
Mouth (41) and shower nozzle (44) are all connected with water pump by pipeline, and described base plate (31) is pressed against
On base (42), the lateral wall of described guide rail (43) forms the gear ring (45) of a ring shape,
Described gear ring is engaged with gear (6), and described gear connects driving motor (7), described shower nozzle (44)
The centre position of a pair holder (32) is faced toward higher than holder (32) and its spout；
Described ihair members (5) includes being arranged under the base plate (31) of base (42) side
The support seat (51) of side, setting up and down at the upper bristle part (52) supported on seat and lower bristle
Part (53), base plate (31) is pressed against on described support seat (51), described upper bristle part (52)
With the length of lower bristle part (53) is equal and less than the distance between a pair holder (32),
Upper bristle part (52) includes being fixed on the upper bristle holder (521), hinged supported on seat (51)
Upper shaft on bristle holder (522) and the upper bristle roller that is set in described upper shaft on described
(523), lower bristle part (53) include being fixed on support on seat (51) lower bristle holder (531),
The lower axle (532) being hinged on described lower bristle holder and the lower bristle being set on described lower axle
Roller (533), described upper bristle roller (523) is positioned at the underface of lower bristle roller (533), on
Distance between bristle roller (523) and lower bristle roller (533) is equal to BGA substrate (2)
Thickness.
The wiper mechanism of BGA substrate the most according to claim 1, it is characterised in that:
An inserting groove (324), the pair of clamping is formed inside the upper end of described column (322)
Block (323) includes grip block (325) and lower grip block (326), and described lower grip block is solid
Being scheduled on the inwall of described inserting groove (324), described upper grip block (325) is by compression bullet
Spring (8) is connected with lower grip block (326), and described compression spring (8) is positioned at inserting groove (324)
Inner side, in upper grip block (325) is plugged on inserting groove (324).
The wiper mechanism of BGA substrate the most according to claim 1, it is characterised in that:
Described shower nozzle (44) is fixedly connected on connecting rod (46), and described connecting rod is fixedly connected on shower nozzle
On seat (47), described nozzle boss is fixed on the upper end of guide rail (43), nozzle boss (47) with
Described gear ring (45) is not in contact with each other.
The wiper mechanism of BGA substrate the most according to claim 3, it is characterised in that:
Form described connecting rod on described base plate (31) dodges groove (312), described in dodge groove
Being positioned at base (42) and support between seat (51), the width dodging groove (312) is less than
The width of the slide block (321) of holder (32), dodges the base plate (31) of groove (312) both sides
Being fixed with support bar (9) on bottom surface, described support bar is vertically fixed on substrate (1).
The wiper mechanism of BGA substrate the most according to claim 1, it is characterised in that:
Described upper bristle roller (523) is set in upper shaft (522) by upper rolling bearing (524),
Described lower bristle roller (533) is set on lower axle (532) by lower rolling bearing (534).
The wiper mechanism of BGA substrate the most according to claim 1, it is characterised in that:
Described driving motor (7) is fixed on substrate (1), drive motor (7) output shaft with
The center of gear (6) connects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620163342.XU CN205518898U (en) | 2016-03-03 | 2016-03-03 | Wiper mechanism of BGA base plate |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620163342.XU CN205518898U (en) | 2016-03-03 | 2016-03-03 | Wiper mechanism of BGA base plate |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205518898U true CN205518898U (en) | 2016-08-31 |
Family
ID=56779492
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620163342.XU Expired - Fee Related CN205518898U (en) | 2016-03-03 | 2016-03-03 | Wiper mechanism of BGA base plate |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205518898U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562414A (en) * | 2016-03-03 | 2016-05-11 | 浙江乔兴建设集团湖州智能科技有限公司 | Cleaning mechanism for BGA substrate |
| CN111701929A (en) * | 2020-06-24 | 2020-09-25 | 杭州如剑电子设备有限公司 | Electronic camera lens cleaning equipment convenient to clean and using method thereof |
| CN112845282A (en) * | 2020-12-26 | 2021-05-28 | 杨东峰 | Structure capable of cleaning multistage blades in water pump |
-
2016
- 2016-03-03 CN CN201620163342.XU patent/CN205518898U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105562414A (en) * | 2016-03-03 | 2016-05-11 | 浙江乔兴建设集团湖州智能科技有限公司 | Cleaning mechanism for BGA substrate |
| CN105562414B (en) * | 2016-03-03 | 2017-07-28 | 浙江乔兴建设集团湖州智能科技有限公司 | A kind of wiper mechanism of BGA substrates |
| CN111701929A (en) * | 2020-06-24 | 2020-09-25 | 杭州如剑电子设备有限公司 | Electronic camera lens cleaning equipment convenient to clean and using method thereof |
| CN112845282A (en) * | 2020-12-26 | 2021-05-28 | 杨东峰 | Structure capable of cleaning multistage blades in water pump |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160831 Termination date: 20170303 |