A kind of device for SMT laser template is polished
Technical field:
This utility model relates to the technical field of SMT laser template equipment, is specifically related to one
For the device that SMT laser template is polished.
Background technology:
Surface mounting technology (SMT) is the mainstream technology of current Electronic products manufacturing.In electronics unit
Being required for using printing stencil before part attachment flow process, the manufacture method of printing stencil has chemical etching
Method and laser cutting method.The template of cut is commonly called SMT laser template, it
There is positional precision high, but outer surface after cutting and hole wall exist certain burr and
Roughness can affect the effect of print solder paste.Owing to SMT laser template typically ratio is relatively thin, and its
Hole is the least, and conventional goes flash removed the method polished, such as mechanical grinding etc., the most inapplicable.
The existing method being polished SMT laser template typically uses chemical immersion method, polishing process
In, only need to inject polishing fluid in container, then the laser template being polished by needs pours throwing into
In light liquid, polishing process is relatively simple, but it has the disadvantage that in polishing process,
Needing to inject substantial amounts of polishing fluid in container to flood laser template, the usage amount of polishing fluid is relatively
Greatly, production cost is added.
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
The usage amount of effectively save polishing fluid, reduce production cost for SMT laser template is carried out
The device of polishing.
This utility model relates to a kind of device for being polished SMT laser template, including
Polishing casing, case lid, fibre sleeving, upper liquid cartridge and lower liquid cartridge;
Described polishing casing includes that top board, base plate and three side plates, the one side of polishing casing have
Peristome, described case lid is hinged on the lower end of described peristome, and described case lid includes cover plate and becomes
Type is in the square grafting bar at an edge of described cover plate, molding on the polishing casing on peristome
There is the square groove coordinated with described grafting bar;
Described fibre sleeving has a cavity, and fibre sleeving is fixed on the inwall of polishing casing, fine
The one end in dimension set correspondence polishing box opening portion has the opening of correspondence;
On the upper surface of the top board that described upper liquid cartridge is fixed on polishing casing, described lower liquid cartridge
On the lower surface of the base plate being fixed on polishing casing, the base plate of upper liquid cartridge forms on some
For fluid apertures, the top board of described polishing casing form some and described upper corresponding for fluid apertures
Upper liquid-through hole, described upper liquid-through hole has upper fluid-through tube with upper for being connected between fluid apertures, described logical
The lower ending opening of liquid pipe facing to the upper end of fibre sleeving, the base plate of lower liquid cartridge forms some under
For fluid apertures, the base plate of described polishing casing form some and described lower corresponding for fluid apertures
Lower liquid-through hole, described lower liquid-through hole has lower fluid-through tube with lower for being connected between fluid apertures, described lower logical
The lower ending opening of liquid pipe is facing to the lower end of fibre sleeving;The open top of upper liquid cartridge, lower liquid cartridge
It is one in enclosed box body, lower liquid cartridge offers lower inlet, on described lower inlet
Connecting and have lower feed tube, described lower feed tube connects compression pump.
By technique scheme, burnishing device of the present utility model in use, first will be treated
The SMT laser template of polishing inserts the cavity of fibre sleeving from the peristome of polishing casing, inserts
After entering described laser template, rotate case lid and make cover plate upwards turn around the hinged place with polishing casing
Dynamic, until the square grafting bar on case lid inserts in the square groove of polishing casing, so make case
Cover and an opening of polishing casing is covered, and the mating reaction of square cutting and square groove makes
Polishing bin enclosure, it is to avoid the polishing fluid in polishing casing flows out;Then the top of upward liquid supply box
Adding polishing fluid in portion's opening, polishing fluid enters in fluid apertures from upper confession of the base plate of upper liquid cartridge
In fluid-through tube, then flow to the upper end of fibre sleeving along upper fluid-through tube and the upper liquid-through hole polishing casing
Absorbed by fibre sleeving on face, the lower feed tube being connected with lower liquid cartridge connected with polishing fluid source,
Polishing fluid is pumped into the lower inlet of lower liquid cartridge by compression pump from lower feed tube, then from lower inlet
Entering in lower liquid cartridge, the polishing fluid in lower liquid cartridge supplies fluid apertures again along lower fluid-through tube by lower
Flow to be absorbed by fibre sleeving on the lower surface of fibre sleeving with lower liquid-through hole, thus be adsorbed with polishing fluid
Whole fibre sleeving be tightly coated on laser template, will go up in liquid cartridge and lower liquid cartridge
Polishing fluid is drained on laser template, it is achieved thereby that the outer surface polishing of laser template.
By such scheme, this utility model drainage by fibre sleeving, it is possible to effectively save
The about usage amount of polishing fluid, reduces production cost.
One as such scheme is preferred, and the described upper quantity for fluid apertures is five, wherein,
On four, feed flow pore size distributions are on four angles of the base plate of upper liquid cartridge, a upper feed flow pore size distribution
The middle part of the base plate of upper liquid cartridge, the base plate of upper liquid cartridge form five grooves, described
Five upper feed flow pore size distributions are arranged on the bottom of described five grooves;The described lower quantity for fluid apertures
Be five, wherein, four lower feed flow pore size distributions on four angles of the base plate of lower liquid cartridge, one
Individual lower feed flow pore size distribution is at the middle part of the base plate of lower liquid cartridge.By such scheme, five upper feed flows
Can be equal for fluid apertures position distribution mode on upper liquid cartridge and lower liquid cartridge under hole and five
Polishing fluid is drained on fibre sleeving evenly, thus avoid occurring fibre sleeving local the most unadsorbed to have throwing
The problem of light liquid, advantages of good adsorption effect;Upper feed flow pore size distribution, on groove, so can make polishing fluid
Because action of gravity is flowed out in fluid apertures from upper confession effectively.
One as such scheme is preferred, and the sidewall of described upper liquid cartridge forms feed liquor
Mouth, upper liquid outlet, the first induction apparatus and the second induction apparatus, described upper inlet is positioned at liquid
The top of mouth, described first induction apparatus arranges near upper inlet and is positioned under upper inlet
Side, described second induction apparatus arranges near upper liquid outlet and is positioned at the top of upper liquid outlet;Described
Lower liquid outlet is formed on lower liquid cartridge.By such scheme, upwards inlet and lower inlet note
Enter polishing fluid, upper liquid outlet and lower liquid outlet to be used for discharging, when upper feed flow unnecessary polishing fluid
Polishing fluid in box reach high level time, the first induction apparatus sends alarm signal, stops upwards
Polishing fluid, when the polishing fluid in upper liquid cartridge is in minimum liquid level, second is injected in liquid cartridge
Induction apparatus sends alarm signal, by injecting polishing fluid in upper inlet upward liquid supply box, thus
Polishing fluid in upper liquid cartridge can be at every moment adsorbed on laser template by fibre sleeving
It is polished operation.
One as such scheme is preferred, and described case lid is hinged on the side of the base plate of polishing casing
On wall.
One as such scheme is preferred, and described fibre sleeving uses paper pulp fiber to make.
One as such scheme is preferred, and the cover plate wall of described case lid is provided with sealing gasket.
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 the structural representation of the base plate of upper liquid cartridge in this utility model;
Fig. 3 is to polish the structural representation between casing and case lid in this utility model;
Fig. 4 is the structural representation of case lid in this 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, Fig. 3, Fig. 4, one described in the utility model is for SMT laser
The device that template is polished, including polishing casing 1, case lid 2, fibre sleeving 3, upper feed flow
Box 4 and lower liquid cartridge 5, described polishing casing 1 includes top board 11, base plate 12 and three sides
Plate 13, the one side of polishing casing 1 has peristome 14, and described case lid 2 is hinged on polishing case
On the sidewall of the base plate 12 of body 2, case lid 2 includes cover plate 21 and is molded over the one of described cover plate
The square grafting bar 22 at edge, face, the polishing casing 1 on peristome 14 forms with described
The square groove 15 that grafting bar 22 coordinates, described cover plate 21 wall is provided with sealing gasket (not
Diagram).
Seeing Fig. 1, described fibre sleeving 3 uses paper pulp fiber to make, and fibre sleeving 3 has in one
Cavity 31, fibre sleeving 3 is fixed on the inwall of polishing casing 1, the corresponding polishing of fibre sleeving 3
The one end in box opening portion 14 has the opening of correspondence.
Seeing Fig. 1, described upper liquid cartridge 4 is fixed on the upper end of the top board 11 of polishing casing 1
On face, on the lower surface of the base plate 12 that described lower liquid cartridge 5 is fixed on polishing casing 1, on
Form some upper for fluid apertures 41, the top board of described polishing casing 1 on the base plate of liquid cartridge 4
Form some and described upper for the corresponding upper liquid-through hole 111 of fluid apertures 41 on 11, described on
Liquid-through hole 111 has upper fluid-through tube 6 with upper for being connected between fluid apertures 41, described upper fluid-through tube 6
Lower ending opening facing to the upper end of fibre sleeving 3, the base plate of lower liquid cartridge 5 forms some under
For fluid apertures 51, the base plate 12 of described polishing casing 1 form some and described lower for fluid apertures
51 corresponding lower liquid-through holes 121, described lower liquid-through hole 121 and lower confession connect between fluid apertures 51
Being connected to lower fluid-through tube 7, the lower ending opening of described lower fluid-through tube 7 is facing to the lower end of fibre sleeving 3;
The open top of upper liquid cartridge 4, lower liquid cartridge 5 is one in enclosed box body, lower liquid cartridge
Offering lower inlet 52 on 5, described lower inlet 52 connects lower feed tube 8, institute
State the connection of lower feed tube 52 and have compression pump 9.
Seeing Fig. 2, the described upper quantity for fluid apertures 41 is five, wherein, and four upper feed flows
Hole 41 is distributed on four angles of the base plate of liquid cartridge 4, and one is above distributed in for fluid apertures 41
The middle part of the base plate of upper liquid cartridge 4, the base plate of upper liquid cartridge 4 forms five grooves 42,
Described five upper bottoms being arranged on described five grooves 42 for fluid apertures 41 distribution;Described lower confession
The quantity of fluid apertures 51 is five, wherein, is distributed in lower liquid cartridge 5 for fluid apertures 51 under four
On four angles of base plate, under one, it is distributed in the middle part of the base plate of lower liquid cartridge 5 for fluid apertures 51.
See Fig. 1, the sidewall of described upper liquid cartridge 4 forms inlet 43, on go out liquid
Mouth the 44, first induction apparatus 10 and the second induction apparatus 20, described upper inlet 43 is positioned at
The top of liquid mouth 44, described first induction apparatus 10 is on upper inlet 43 arranges and is positioned at
The lower section of inlet 43, described second induction apparatus 20 arranges near upper liquid outlet 44 and is positioned at
The top of upper liquid outlet 44;Lower liquid outlet 53 is formed on described lower liquid cartridge 5.
Burnishing device of the present utility model in use, first by polished SMT laser template
Insert the cavity 31 of fibre sleeving 3 from the peristome 14 of polishing casing 1, insert described sharp
After optical mode plate, rotate case lid 2 and make cover plate 21 upwards turn around the hinged place with polishing casing 1
Dynamic, until the square grafting bar 22 on case lid 2 inserts in the square groove 15 of polishing casing 1,
So make case lid 2 be covered by an opening of polishing casing 1, and square cutting 22 is with square
The mating reaction of groove 15 makes polishing casing 1 close, it is to avoid the polishing fluid in polishing casing 1
Flow out;Then adding polishing fluid in the open top of upward liquid supply box 4, polishing fluid is from upper feed flow
The upper confession of the base plate of box 4 enters in upper fluid-through tube 6 in fluid apertures 41, then along upper fluid-through tube 6
Flow to be inhaled by fibre sleeving 3 on the upper surface of fibre sleeving 3 with the upper liquid-through hole 111 of polishing casing 1
Receiving, connected with polishing fluid source by the lower feed tube 8 being connected with lower liquid cartridge 5, compression pump 9 will
Polishing fluid pumps into the lower inlet 52 of lower liquid cartridge 5 from lower feed tube 8, then from lower inlet
52 enter in lower liquid cartridge 5, and the polishing fluid in lower liquid cartridge 5 is by lower the most suitable for fluid apertures 51
Lower fluid-through tube 7 and lower liquid-through hole 121 flows to be inhaled by fibre sleeving 3 on the lower surface of fibre sleeving 3
Receive, thus the whole fibre sleeving 3 being adsorbed with polishing fluid is tightly coated on laser template, will
Polishing fluid in upper liquid cartridge 4 and lower liquid cartridge 5 is drained on laser template, it is achieved thereby that
The outer surface polishing of laser template.
In sum, this utility model drainage by fibre sleeving, it is possible to effectively save throwing
The usage amount of light liquid, reduces production cost.
Device for being polished SMT laser template provided by the utility model, is only
Detailed description of the invention of the present utility model, but protection domain of the present utility model is not limited to
This, the technical scope that any those familiar with the art discloses at this utility model
In, change can be readily occurred in or replace, all should contain within this utility model protection domain.
Therefore, protection domain of the present utility model should be as the criterion with described scope of the claims.