CN105142360B - Printed circuit board wave-soldering crosses furnace tray - Google Patents
Printed circuit board wave-soldering crosses furnace tray Download PDFInfo
- Publication number
- CN105142360B CN105142360B CN201510584308.XA CN201510584308A CN105142360B CN 105142360 B CN105142360 B CN 105142360B CN 201510584308 A CN201510584308 A CN 201510584308A CN 105142360 B CN105142360 B CN 105142360B
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- China
- Prior art keywords
- base plate
- circuit board
- printed circuit
- rectangular
- special
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Classifications
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/01—Tools for processing; Objects used during processing
- H05K2203/0147—Carriers and holders
- H05K2203/0165—Holder for holding a Printed Circuit Board [PCB] during processing, e.g. during screen printing
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention discloses a kind of printed circuit board wave-soldering to cross furnace tray, include the Special base plate of rectangular base plate, rectangle stile and rectangle, rectangular opening is offered in rectangular base plate, rectangle stile is connected to the upper surface of rectangular base plate, the periphery of rectangular opening, Special base plate is assemblied in the rectangular opening in rectangular base plate, and printed circuit board is placed on Special base plate to be positioned by limited block and printed circuit board clinching.The planar dimension of Special base plate is less than the size of rectangular opening in the rectangular base plate, size adjusting part is connected between one group of opposite side of rectangle stile, size adjusting part includes movable base plate and being attached to side makes its move the slip supporting piece coordinated with the corresponding edge of Special base plate in rectangular opening in rectangular base plate.One pallet just can be suitably used for various sizes of printed circuit board and use.Special base plate can be adjusted according to different templates, and production division only needs to manage and store Special base plate, substantially reduce memory space and management difficulty, reduce pallet fabrication cycle and cost.
Description
Technical field
The present invention relates to the plug-in unit Wave crest Welding frock in a kind of circuit assembly technique, and in particular to a kind of wave-soldering weldering
Take over stove pallet.
Background technology
Science and technology is maked rapid progress, and electronic component and printed circuit board technology are also towards miniaturization, integrated direction development.Production
Customer experience is increasingly focused in product design, and " industry 4.0 " is even more to propose the mode of production of personalized customization, and this also results in production
Product update soon, and product category is various.This proposes higher requirement to circuit assembly.SMT（Surface mounting technology）Development
Rapidly, wiring board paster rate more and more higher, but still there are many high performance components can not carry out SMT attachments, it is necessary to plug-in unit, mistake
Wave-soldering, due to the cause diversified in specifications of each circuit board, and printed circuit board is crossed wave-soldering and needed to SMT SMD components and can not
The component pad for crossing wave-soldering is protected.For problem above, common solution has following two：
A kind of method is the printed circuit board for every kind of specification, designs corresponding pallet, and purpose-made pallet, this pallet
Different materials are typically used according to corresponding template yield --- glass pricker plate or compound stone.Need to carry out Wave crest Welding on pallet
Pad at carry out hollow processing, ensure welding reliability.Had the following disadvantages using purpose-made pallet：1st, pallet makes week
Phase is grown, and cost is high；2nd, because every kind of printed circuit board needs a kind of purpose-made pallet, so pallet amount of storage is big, special people need to be equipped with
Member carries out pallet control, storage.Increase management difficulty and maintenance cost；3rd, product is upgraded every time, it is necessary to support
Disk is changed a social system or remake.
Another method is welded using selective wave-soldering.Had the following disadvantages using selective wave-soldering：
1st, selective wave-soldering belongs to emerging technology, and technology is not mature enough, and use is unstable；2nd, changing Wave soldering apparatus needs substantial contribution
Input；3rd, every kind of printed circuit board need to correspond to a kind of scheme, and scheme makes time-consuming longer when new product is put into.
The content of the invention
It is applicable to most printed circuit board wave-solderings it is an object of the invention to provide a kind of and crosses the universal of stove
Pallet.
The invention discloses a kind of printed circuit board wave-soldering to cross furnace tray, including rectangular base plate, rectangle stile and rectangle
Special base plate, offer rectangular opening in rectangular base plate, rectangle stile be connected to the upper surface of rectangular base plate, rectangular opening it is outer
Enclose, Special base plate is assemblied in the rectangular opening in rectangular base plate, and printed circuit board is placed on Special base plate by limited block and print
Circuit board clinching positioning processed, it is characterised in that：The planar dimension of the Special base plate is less than rectangular opening in the rectangular base plate
Size, is connected with size adjusting part between one group of opposite side of the rectangle stile, size adjusting part include movable base plate and
The slip supporting piece of side is attached to, slip supporting piece drive movable base plate is moved in the rectangular opening in rectangular base plate and special bottom
The corresponding edge of plate coordinates.
The rectangle stile by there is the section bar of T-slot to surround along its length, and each section bar is with the opening up cloth of T-slot
Put, wherein the section bar inner and outer wall of an opposite side is separately installed with the compound stone bar of corresponding size.
The entity hem width of rectangular opening periphery in the rectangular base plate, the width on one of which adjacent entities side are more than separately
The width on one group of adjacent entities side, the wide section bar width with surrounding the rectangle stile of narrower two adjacent solid edges is consistent, compared with
The inner edge of two wide adjacent solid edges stretches out in the inwall of rectangle stile corresponding profile, and inner edge offers step trough and block tongue.
The slip supporting piece includes mobile supporting bar, fixed block and securing member；The structure of mobile supporting bar surrounds with described
The section bar of rectangle stile, the shape of cross section of fixed block are less than I-shaped, the length side of top plate of top plate width for baseplate width
Stretched out in one end outside bottom plate and web, the circular hole through its thickness is offered in the section of stretching out, securing member includes hexagonal
Head screw and corresponding wing nut.
Mobile supporting bar is located at the rectangle stile and is provided between a pair of section bars of compound stone bar, and two fixed blocks are with its web
The both ends that mobile supporting bar is connected in the T-slot of mobile supporting bar are assemblied in bottom plate, it is corresponding that its top plate is located at the rectangle stile
On the top surface of section bar, the head of hex head screw is placed in the T-slot of rectangle stile section bar, the body of rod is through on fixed block top plate
Circular hole, wing nut are twisted in compressing fixed block on the body of rod of hex head screw.
The width of the movable base plate is more than the width of the mobile supporting bar, and its inner side is stretched out in outside mobile supporting bar, and this is interior
The marginal texture of side stretches out the marginal texture of the adjacent edge of the rectangle stile section bar inwall with the rectangular base plate.
Three sides of the Special base plate pass through corresponding step trough and bayonet socket and the rectangular base plate and movable base plate respectively
Step trough and block tongue assembling.
Being corresponded in the plate face of the Special base plate has corresponding engraved structure at the pad of printed circuit board, the limited block
For the glass pricker plate of L-type, four corners of Special base plate are connected to.
The rectangular base plate connects with movable base plate is disposed with the printed circuit board in the corresponding edge of the Special base plate
Clinching and Special base plate separable fastener component, both are rotatable elastic component.
The Special base plate separable fastener component includes clinching, spring and cross recessed countersunk head sscrew, and spring is placed on cross recess countersunk head
On screw, one end of clinching is presser feet, the other end is mode connects for screw end, and mode connects for screw end has aperture to be more than cross recessed countersunk head sscrew
The counterbore of external diameter, cross recessed countersunk head sscrew through being fixed in the rectangular base plate from the counterbore, be fixed on by the lower end of spring
In the counterbore.
The printed circuit board clinching takes the Z-type shell fragment of crimping for the inner, and institute is fixed in its outer end by sunk screw
State in rectangular base plate.
The Special base plate planar dimension of the present invention is less than the size of rectangular opening in rectangular base plate, is connected by rectangular base plate special
With the adjacent both sides of bottom plate, the Article 3 side of Special base plate is connected by movable base plate, movable base plate is in size adjusting part
Slide lower can be moved in the rectangular opening of rectangular base plate of supporting piece effect and change position, so as to realize and various sizes of Special base plate
Connection, and the size of Special base plate and printed circuit board is supporting, such a pallet just can be suitably used for various sizes of printing electricity
Road plate uses.Special base plate can be adjusted according to different templates, and production division only needs to manage and store Special base plate, greatly
It is big to reduce memory space and management difficulty, reduce pallet fabrication cycle and cost.
In order that the structure of this pallet is simple, and it is easy to operate, rectangle stile is surrounded using the section bar with T-slot, passed through
The assembling limitation of hex head screw and T-slot is hex head screw, and hex head screw coordinates wing nut to realize that size is adjusted again
Be fixed block during section component positioning, size adjusting part unscrews wing nut when needing to move, wing nut it is elastic
Hand is directly used in operation, it is not necessary to by instrument.
In order that the assembling positioning of Special base plate is convenient and swift, it is also convenient for changing, it is between rectangular base plate and mobile
Its six-freedom degree is limited by corresponding step trough, block tongue and bayonet socket and clinching simultaneously between bottom plate.
In summary, this pallet can be according to printed circuit board size and its Special base plate size adjusting rigging position, energy
All circuit boards in design size are enough adapted to, there is versatility.Pallet cost of manufacture can be reduced by not only reducing, moreover it is possible to unified ripple
Peak welds track, saves the time that wave-soldering track is adjusted during thread-changing, reduces equipment loss.
Brief description of the drawings
Fig. 1 is the axle geodesic structure schematic diagram of the present invention.
Fig. 2 is the schematic top plan view of the present invention.
Fig. 3 is that Fig. 1 removes the structural representation after Special base plate.
Embodiment
As shown in Figure 1 to Figure 3, present embodiment discloses a kind of printed circuit board wave-soldering to cross furnace tray, including main square
Shape bottom plate 1, rectangle stile 2, Special base plate 3, movable base plate 4, mobile supporting bar 5, fixed block 6, compound stone bar 7, printed circuit board
Clinching 8, Special base plate separable fastener component 9.
Rectangle stile 2 by there is the section bar of T-slot to surround along its length, each section bar with the opening up arrangement of T-slot, its
In the section bar inner and outer wall of an opposite side be separately installed with the compound stone bar 7 of corresponding size.
Offer rectangular opening in rectangular base plate 1, rectangle stile 2 be connected to the upper surface of rectangular base plate 1, rectangular opening it is outer
Enclose.The entity hem width of the rectangular opening of rectangular base plate 1 periphery, the width on one of which adjacent entities side are more than another group of adjacent reality
The width on body side, two consistent, wider adjacent entities of the wide section bar width with surrounding rectangle stile 2 of narrower two adjacent solid edges
The inner edge on side stretches out in the inwall of the corresponding profile of rectangle stile 2, and inner edge offers step trough and block tongue.
Being corresponded in the plate face of Special base plate 3 has corresponding engraved structure at the pad of printed circuit board, its four corners connect
The glass pricker plate of L-type is connected to as limited block 12, makes printed circuit board spacing.
For the structure of mobile supporting bar 5 with the aluminium alloy extrusions for surrounding rectangle stile 2, the shape of cross section of fixed block 6 is bottom plate
Width is less than the I-shaped of top plate width, and length direction one end of top plate is stretched out in outside bottom plate and web, is opened up in the section of stretching out
There is the circular hole through its thickness.
Mobile supporting bar 5 is connected to rectangle stile 2 and is provided between a pair of section bars of compound stone bar 7, and two fixed blocks 6 are with its abdomen
Plate and bottom plate are connected to the both ends that mobile supporting bar 5 is connected in the T-slot of mobile supporting bar 5, and the top plate of fixed block 6 is stood positioned at rectangle
On the top surface of the corresponding profile of frame 2.
Mobile supporting bar 5 is fixed by fixed block 6 and fastener, and fastener includes hex head screw 10 and wing nut 11.
The head of hex head screw 10 is placed in the T-slot of the section bar of rectangle stile 2, the body of rod is through the circular hole on the top plate of fixed block 6, butterfly
Shape nut 11 is twisted in compressing fixed block 6 on the body of rod of hex head screw.Movable base plate 4 is connected to the downside of mobile supporting bar 5,
Its width is more than the width of mobile supporting bar 5, and its inner side is stretched out in outside mobile supporting bar 5, and the marginal texture on the inside of this is the same as rectangular base plate 1
Stretch out the marginal texture of the adjacent edge of the section bar inwall of rectangle stile 2.
Special base plate 3 is assemblied in rectangular base plate in 1 rectangular opening, and its planar dimension is less than rectangular opening in rectangular base plate 1
Size, filled thirdly side passes through corresponding step trough and bayonet socket respectively with the step trough and block tongue of rectangular base plate 1 and movable base plate 4
Match somebody with somebody.Moved right before the cooperation limitation Special base plate of cooperation limitation the moving up and down of Special base plate of step trough, block tongue and bayonet socket.
Step trough can also reduce the distance of printed circuit board pad and wave-soldering tin-soldering pond.
Rectangular base plate 1 and movable base plate 4 connect and printed circuit board clinching 8 and specially are disposed with the corresponding edge of Special base plate 3
With bottom plate separable fastener component 9, both are rotatable elastic component.
Printed circuit board clinching 8 takes the Z-type shell fragment of crimping for the inner, and rectangular base is fixed in its outer end by sunk screw
On plate 1.
Special base plate separable fastener component 9 includes clinching 91, spring 92 and cross recessed countersunk head sscrew 93, and spring 92 is placed on cross recess
On sunk screw 93, one end of clinching 91 is presser feet, the other end is mode connects for screw end, and mode connects for screw end has aperture to be more than cross recess
The counterbore of the external diameter of sunk screw 93, cross recessed countersunk head sscrew 93 passes through from the counterbore to be fixed in rectangular base plate 1, spring 92
Lower end is fixed in the counterbore.Clinching 91 limits moving up and down for Special base plate 3, so far the six-freedom degree of Special base plate 3
Limited.
Rectangular base plate 1, Special base plate 3 and movable base plate 4 and limited block 12 are compound stone material.
The section bar and mobile supporting bar for surrounding rectangular outer frame 2 are aluminium alloy extrusions.
Rectangle stile outer wall is provided with the section bar side of compound stone bar as stokehold side is entered, to prevent rectangle stile from crossing stove
When tin sticky.
The Special base plate planar dimension of the present invention is less than the size of rectangular opening in rectangular base plate, is connected by rectangular base plate special
With the adjacent both sides of bottom plate, the Article 3 side of Special base plate is connected by movable base plate, movable base plate is in size adjusting part
Slide lower can be moved in the rectangular opening of rectangular base plate of supporting piece effect and change position, so as to realize and various sizes of Special base plate
Connection, and the size of Special base plate and printed circuit board is supporting, such a pallet just can be suitably used for various sizes of printing electricity
Road plate uses.Special base plate can be adjusted according to different templates, and production division only needs to manage and store Special base plate, greatly
It is big to reduce memory space and management difficulty, reduce pallet fabrication cycle and cost.
Claims (6)
1. a kind of printed circuit board wave-soldering crosses furnace tray, include the Special base plate of rectangular base plate, rectangle stile and rectangle, rectangle
Rectangular opening is offered on bottom plate, rectangle stile is connected to the upper surface of rectangular base plate, the periphery of rectangular opening, and Special base plate is assemblied in
In rectangular opening in rectangular base plate, printed circuit board is placed on Special base plate to be positioned by limited block and printed circuit board clinching,
It is characterized in that：The planar dimension of the Special base plate is less than the size of rectangular opening in the rectangular base plate, the rectangle stile
One group of opposite side between be connected with size adjusting part, size adjusting part includes movable base plate and is attached to the slip of side
Supporting piece, slide supporting piece and drive movable base plate is mobile in the rectangular opening in rectangular base plate to coordinate with the corresponding edge of Special base plate；
The rectangle stile by there is the section bar of T-slot to surround along its length, each section bar with the opening up arrangement of T-slot, its
In the section bar inner and outer wall of an opposite side be separately installed with the compound stone bar of corresponding size；
The entity hem width of rectangular opening periphery in the rectangular base plate, the width on one of which adjacent entities side are more than another group
The width on adjacent entities side, the wide section bar width with surrounding the rectangle stile of narrower two adjacent solid edges is consistent, wider
The inner edge of two adjacent solid edges stretches out in the inwall of rectangle stile corresponding profile, and inner edge offers step trough and block tongue；
The slip supporting piece includes mobile supporting bar, fixed block and securing member；The structure of mobile supporting bar surrounds rectangle with described
The section bar of stile, the shape of cross section of fixed block are less than I-shaped, the length direction one of top plate of top plate width for baseplate width
End is stretched out in outside bottom plate and web, the circular hole through its thickness is offered in the section of stretching out, securing member includes turret head spiral shell
Nail and corresponding wing nut；
Mobile supporting bar is located at the rectangle stile and is provided between a pair of section bars of compound stone bar, and two fixed blocks are with its web and bottom
Plate is assemblied in the both ends that mobile supporting bar is connected in the T-slot of mobile supporting bar, and its top plate is located at the rectangle stile corresponding profile
Top surface on, the head of hex head screw is placed in the T-slot of rectangle stile section bar, the body of rod is through the circle on fixed block top plate
Hole, wing nut are twisted in compressing fixed block on the body of rod of hex head screw；
The width of the movable base plate is more than the width of the mobile supporting bar, and its inner side is stretched out in outside mobile supporting bar, on the inside of this
Marginal texture stretches out the marginal texture of the adjacent edge of the rectangle stile section bar inwall with the rectangular base plate.
2. printed circuit board wave-soldering as claimed in claim 1 crosses furnace tray, it is characterised in that：Three sides of the Special base plate
Assembled respectively by corresponding step trough and bayonet socket with the step trough and block tongue of the rectangular base plate and movable base plate.
3. printed circuit board wave-soldering as claimed in claim 2 crosses furnace tray, it is characterised in that：The plate face of the Special base plate
There is corresponding engraved structure at the pad of upper corresponding printed circuit board, the limited block is the glass pricker plate of L-type, is connected to special
Four corners of bottom plate.
4. printed circuit board wave-soldering as claimed in claim 2 crosses furnace tray, it is characterised in that：The rectangular base plate and movement
Bottom plate connects and is disposed with the printed circuit board clinching and Special base plate separable fastener component in the corresponding edge of the Special base plate, both
It is rotatable elastic component.
5. printed circuit board wave-soldering as claimed in claim 4 crosses furnace tray, it is characterised in that：The Special base plate clinching group
Part includes clinching, spring and cross recessed countersunk head sscrew, and spring is placed on cross recessed countersunk head sscrew, and one end of clinching is presser feet, separately
One end is mode connects for screw end, and there are the counterbore that aperture is more than cross recessed countersunk head sscrew external diameter, cross recessed countersunk head sscrew in mode connects for screw end
Through being fixed in the rectangular base plate from the counterbore, the lower end of spring is fixed in the counterbore.
6. printed circuit board wave-soldering as claimed in claim 5 crosses furnace tray, it is characterised in that：The printed circuit board clinching
The Z-type shell fragment of crimping is taken for the inner, its outer end is fixed in the rectangular base plate by sunk screw.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510584308.XA CN105142360B (en) | 2015-09-15 | 2015-09-15 | Printed circuit board wave-soldering crosses furnace tray |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510584308.XA CN105142360B (en) | 2015-09-15 | 2015-09-15 | Printed circuit board wave-soldering crosses furnace tray |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105142360A CN105142360A (en) | 2015-12-09 |
| CN105142360B true CN105142360B (en) | 2018-01-19 |
Family
ID=54727520
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510584308.XA Active CN105142360B (en) | 2015-09-15 | 2015-09-15 | Printed circuit board wave-soldering crosses furnace tray |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105142360B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106973519B (en) * | 2017-03-15 | 2019-01-22 | 万卓（江苏）新材料有限公司 | It is a kind of to cross furnace carrier for pcb board |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2681522Y (en) * | 2003-03-06 | 2005-02-23 | 华为技术有限公司 | All-purpose tray |
| CN202180277U (en) * | 2010-10-29 | 2012-04-04 | 江苏银河电子股份有限公司 | Wave soldering tray |
| CN202963720U (en) * | 2012-10-25 | 2013-06-05 | 厦门强力巨彩光电科技有限公司 | Wave-soldering furnace fixture for LED lamp panel |
| CN203356804U (en) * | 2013-07-15 | 2013-12-25 | 东莞新爱荣机械自动化设备有限公司 | PCB wave-soldering tin stove tin-dipping adjustable tray |
| CN204171599U (en) * | 2014-10-21 | 2015-02-25 | 山东鲁能智能技术有限公司 | A kind of fixture for preventing the soldering of printed boards of different size to be out of shape |
| CN204929436U (en) * | 2015-09-15 | 2015-12-30 | 威胜集团有限公司 | Stove tray is crossed to printed circuit board wave -soldering |
-
2015
- 2015-09-15 CN CN201510584308.XA patent/CN105142360B/en active Active
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| Publication number | Publication date |
|---|---|
| CN105142360A (en) | 2015-12-09 |
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