CN2286656Y - Coating device of welding-assistant for circuitboard - Google Patents

Abstract

The utility model relates to a coating device of a scaling powder for a circuit board. The utility model is composed of a foaming trough for holding scaling powder, and a foaming cover body which leads a foaming cotton pipe for scaling powder to be arranged in the foaming trough and leads the foaming cotton pipe to be arranged and positioned. One side of a trough bottom of the foaming trough is provided with at least one clamping seat. A place corresponding to the clamping seat is provided with a positioning clamping body on the basis of the width of an end board of the foaming cover body. Two lateral boards of the foaming cover body are provided with fixed shapes below the middle section of the end board approximately. A hinge board is respectively arranged above the middle section of the end board approximately. Both ends of one hinge board are respectively convex inwards and provided with a blocking edge. A spring body is drawn between the two hinge boards. The outer side of the lower end of one lateral board is provided with a clamping tenon which can be matched with a pin of the clamping seat in advance.

Description

The scaling powder that circuit board is used is coated with printing device

The utility model relates to the scaling powder that a kind of circuit board uses and is coated with printing device, especially refer to that a kind of wire enforcement scaling powder of each electrical equipment that is inserted on the circuit board that makes is coated with when printing, can touched bending or damage, and can make the foaming cover body and the assembling of foaming groove simpler and easy, convenient.

After general electrical equipment is inserted in the precalculated position of circuit board with two end conductive wires (pin), all need establish through the solder furnace weldering, that can stabilize really sets firmly the location, and before implementing solid welding, these wires must give the scaling powder of coating as rosin based again earlier, can make solid welding more certain.

Scaling powder is coated the traditional approach of the pin of each electrical equipment on the circuit board, and generally as shown in Figure 1 and Figure 2, that is, scaling powder is coated with printing device and mainly is provided with a foaming groove 10, has liquid-in pipe 101 and discharger 102, contains the scaling powder as rosin based in it; One foaming cover body 20 is the trigone of growing crosswise, and is fixedly arranged in the foaming groove 10 with screw A, the bottom of two end plates 201, preset scaling powder introducing port 2011, the top that inner face is respectively equipped with corresponding locating clip 21, two side plates 202 is formed with blowing agent outlet 203; A foamed cotton tube 30, by putting between two locating clips 21 that are positioned in the foaming cover body 20, and be dipped in the scaling powder of foaming groove 10, the center is by being provided with an air leading-in conduit 22, can be after air is sent into scaling powder be blown and be blister, and the blowing agent from the top exports 203 places and overflows one by one; That is, after air is blown into a foamed cotton tube 30, utilize this to be absorbed in the scaling powder of sending out foamed cotton tube 30, can overflow from outlet 203 places at top one by one by blister, then plug electrical equipment 40 and placing circuit board B on the conveyor track C, just can be positioned at foaming at conveyor track C and lead under the situation of moving above the cover body 20, directly make pin 401 that the bottom surface exposes be applied to foaming shape scaling powder one by one in moving leading.Undeniable, this function mode, implement the enforcement that scaling powder is coated with seal for circuit board bottom surface electrical equipment pin, really the usefulness and the value that have seasonable use, and almost be present dealer the mode that adopts fully, but this mode has following shortcoming: promptly, because two side plates 202 of foaming cover body 20, directly to maintain static the shape setting, and this is inserted in the length of the pin 401 of each electrical equipment 40 on the circuit board B, be unequal shape, so when circuit board B leads along with conveyor track C carries when moving, expose to the longer pin 401 of circuit board B bottom surface, the frequent side plate 202 that presses foaming cover body 20 is just arranged, and directly bent or damage even scratch circuit board; Certainly, the positioning seat D of groove 10 of also bearing can being foamed gives row and rises, falling tone is whole, can be with the related top that causes foaming cover body 20 a little away from circuit board B bottom surface, and then reach and improve the touched shortcoming that arrives of electrical equipment pin, but, this mode is not only in operation, causing operating personnel must be at any time according to electrical equipment pin length, and constantly regulate, the trouble of change positioning seat D height, especially, the blowing agent outlet 203 on these foaming cover body 20 tops and the distance between the circuit board B bottom surface, excessive, and then generation blister scaling powder can't be certain, evenly coat the shortcoming of circuit board 40 bottom surfaces and electrical equipment pin 401.In addition, because foaming cover body 20 is to be fixedly arranged on foaming groove 10 with screw A, so by though the certain effect in location is arranged on putting,, implement maintenance, replace with in assembling or to sending out foamed cotton tube 30, but obviously comparatively bother, inconvenience.

Main purpose of the present utility model, the scaling powder that the circuit board that is to provide a kind of pin of component can not bend to tear open is used is coated with printing device.Wherein, the blowing agent outlet on mat foaming cover body top, form by two loose-leaf boards that freely swing only, then this electrical equipment pin that is inserted on the circuit board is being led when touching foaming cover body upper end in moving, this loose-leaf board just can be taken advantage of a situation is pushed the bottom, even and cause pin and unlikelyly press bending or damage scratch, damage circuit board.

Another purpose of the present utility model is to provide a kind of scaling powder to be coated with the uniform scaling powder of seal and is coated with printing device.Wherein, when the loose-leaf board of this blowing agent outlet of mat is touched by the electrical equipment pin, understand the automatic bottom and unlikely bending pin, top that then should the foaming cover body need not regulated and is away from the circuit board bottom surface shape, so, not only easy to operate, simultaneously, the pin of circuit board bottom surface electrical equipment, more can by scaling powder even and certain be coated with seal.

Of the present utility modelly advance a purpose, be that the scaling powder that provides a kind of circuit board of being convenient to part exchanging and maintenance to use is coated with printing device.Wherein, the side plate of this foaming cover body of mat below is provided with trip, and can establish with the braking seat marketing that the foaming groove presets and combine, and is convenient to send out maintenance, maintenance or the replacing of foamed cotton tube.

For achieving the above object, the utility model is taked following scheme:

The scaling powder that circuit board of the present utility model is used is coated with printing device, and by the foaming groove of a splendid attire scaling powder, one sends out the foamed cotton tube and of sending out of scaling powder foamed cotton tube and forms by the foaming cover body of putting the location by being located in the foaming groove and providing; It is characterized in that:

Described foaming groove is provided with at least one braking seat in bottom land one side, in the braking seat corresponding position, with the foaming cover body the end plate width be base, be provided with a locator card body;

Two side plates of described foaming cover body, following upper/lower positions is made as fixedly shape in the about stage casing of end plate, and above position, the about stage casing of end plate, be respectively equipped with a loose-leaf board that can freely swing, two ends of a loose-leaf board wherein convex with inwardly respectively that traction has spring body, their upper end can keep at any time exporting by holding and form a blowing agent between a retaining edge and two loose-leaf boards, in addition in the lower end of side plate outer fix, preset at least one trip that closes with the clip seat pin establishing of foaming groove only.

In conjunction with figure and embodiment the utility model is described in detail as follows:

Description of drawings:

Fig. 1: the scaling powder that known circuit board is used is coated with the stereogram of printing device.

Fig. 2: the scaling powder that known circuit board is used is coated with printing device action schematic diagram.

Fig. 3: stereogram of the present utility model.

Fig. 4: decomposition chart of the present utility model.

Fig. 5: the schematic diagram of the utility model action.

At first, see also shown in Fig. 3,4, the scaling powder that circuit board of the present utility model is used is coated with printing device, mainly has a foaming groove 10, with conventional devices roughly the same be provided with liquid-in pipe 101 and discharger 102, can in contain scaling powder, be provided with at least one L shaped braking seat 103 at bottom land in a side, and, be provided with one and fall L shaped locator card body 104 at the suitable width position of braking seat 103 correspondences; One foaming cover body 20, with known roughly the same be made as the trigone of growing crosswise, reach bottom and inner face at two end plates 201, be respectively equipped with scaling powder introducing port 2011 and locating clip 21, two side plates 202 are not to extend end plate 201 tops to maintain static state, but be made as fixedly shape with upper/lower positions in the stage casing approximately at end plate 201, and in above position, end plate 201 about stage casings, then be respectively equipped with a loose-leaf board 2021, two loose-leaf boards, 2,021 two ends are moving type and are positioned two end plates 201 with the b that ships and resell on another market respectively, make mutually and can do the start shape that freely swings, two ends of a loose-leaf board 2021 wherein, and convex with a up big and down small retaining edge 20211 respectively inwardly, and 2021 of two loose-leaf boards, traction has the spring body 23 of the suitable elastic force of tool, so that their upper end can keep elasticity by holding shape at any time, and can be formed directly in blowing agent outlet 203, in addition, in side plate 202 lower end outer fixs, preset at least one only with the trip 2022 that cooperates of braking seat 103 of foaming groove 10, can sell and establish shape and be assembled in the groove 10 that foams; A foamed cotton tube 30 is located at locating clip 21 places of foaming cover body 20 with known group roughly the same, but and mat air conduit 22 with air input, and the scaling powder that causes absorption is the blowing agent outlet 203 on the spontaneous bubble-cap body of foaming shape 20 tops and overflows;

Promptly, utilize above-mentioned composition, please cooperate shown in Figure 5 again, because the utility model is in side plate 202 bottoms of foaming cover body 20, be provided with at least one trip 2022, and in the bottom of foaming groove 10, being provided with one again can provide the side plate 202 of foaming cover body 20 by holding the L shaped locator card body 104 of block, and in the corresponding position of locator card body 104, and be provided with at least one L shaped braking seat 103 that combines with trip 2022 clips of foaming cover body 20 only, so foaming cover body 20 is mounted on the action of foaming groove 10, directly the mode of establishing clip with pin for it, but not as the known situation that sets firmly one by one with screw, obviously, obviously have easy to assembly and effect fast.

Because the loose-leaf board 2021 of foaming cover body 20 2 side plates 202 tops is located in the position, can serve as the capable running that freely swings of axle point with the b that ships and resell on another market respectively, and the spring 23 that is provided with the suitable pulling force of tool each other gives the row traction, reach two ends of a loose-leaf board 2021 therein, being respectively equipped with a retaining edge 20211 again touches in the upper end of corresponding loose-leaf board 2021, so upper end of two pages of traps 2021, except can forming blowing agent outlet 203 at any time, especially, utilize loose-leaf board 2021 to have the property of freely swinging, then this circuit board B that sticks with electrical equipment 40 is transferred rail C and carries one by one, and electrical equipment pin 401 is when touching loose-leaf board 2021, nature, loose-leaf board 2021 more can be directly and is pushed the bottom automatically, make unlikely as conventional devices, take place electrical equipment pin 401 by retaining press be bending or damage phenomenon and circuit board B also unlikely destroyed; Certainly, use, this blowing agent outlet 203 will not need as known too away from circuit board B, the scaling powder of this circuit board B bottom surface and each electrical equipment pin 401 be coated with seal more even with really.

Above-mentioned, because the conveyor track C of transporting circuit board B on the general solder furnace, all be by low gradually high skewed leading and move, so aforementioned this electrical equipment pin 401 presses loose-leaf board 2021, when the parallel nature bottom moves, the top T of other loose-leaf board 2021 (asking for an interview Fig. 5 B) though can therefore also be faced upward a little by roof pressure, still can not press electrical equipment pin 401.Certainly, by the draw of spring body 23, after the pin 401 of aforementioned electrical equipment 40 no longer touched loose-leaf board 2021, the loose-leaf board 2021 of the former touched bottom again can smooth and easy, natural involution, and at all do not hinder scaling powder be coated with the seal action.

In sum, the utlity model has following effect:

The scaling powder that circuit board of the present utility model is used is coated with the seal device, obviously has the utmost point and meets the i.e. electricity of general circuit plate The gas element legs is implemented the usefulness of scaling powder coating running, and its device, structure are uncomplicated, have stronger practicality The property.

Claims (1)

1, the scaling powder that a kind of circuit board is used is coated with printing device, and by the foaming groove of a splendid attire scaling powder, one sends out the foamed cotton tube and of sending out of scaling powder foamed cotton tube and forms by the foaming cover body of putting the location by being located in the foaming groove and providing; It is characterized in that:

Described foaming groove is provided with at least one braking seat in bottom land one side, in the braking seat corresponding position, with the foaming cover body the end plate width be base, be provided with a locator card body;

Two side plates of described foaming cover body, following upper/lower positions is made as fixedly shape in the about stage casing of end plate, and above position, the about stage casing of end plate, be respectively equipped with a loose-leaf board that can freely swing, two ends of a loose-leaf board wherein convex with inwardly respectively that traction has spring body, their upper end can keep at any time exporting by holding and form a blowing agent between a retaining edge and two loose-leaf boards, in addition in the lower end of side plate outer fix, preset at least one trip that closes with the clip seat pin establishing of foaming groove only.

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