CN218311322U

CN218311322U - Wave-soldering furnace-passing jig

Info

Publication number: CN218311322U
Application number: CN202222539989.6U
Authority: CN
Inventors: 韩永生
Original assignee: Huizhou Wantaixin Electronic Technology Co ltd
Current assignee: Huizhou Wantaixin Electronic Technology Co ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-01-17
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a wave-soldering furnace-passing jig, which relates to the technical field of wave-soldering protective jigs and comprises a jig plate, a tin blocking frame and a height limiting pressing plate, wherein the jig plate and the height limiting pressing plate are respectively detachably fixed on two opposite sides of the tin blocking frame, the middle part of the jig plate is provided with a holding tank matched with a PCB plate, the holding tank is arranged on one side opposite to the tin blocking frame, the bottom of the holding tank is provided with an element space avoiding group and a soldering tin through hole group, PCB plate pressing buckles are arranged on the middle side edges of two ends of the holding tank, the PCB plate pressing buckles are fixed on the jig plate and positioned on one side opposite to the tin blocking frame, pressing buckles are arranged on the tin blocking frame, and the pressing buckles are arranged on one side of the height limiting pressing plate and abut against the end part of the height limiting pressing plate; the utility model discloses wave-soldering crosses stove tool has simple structure, easy to assemble and uses, can increase work efficiency, improves advantages such as welding quality.

Description

Wave-soldering furnace-passing jig

Technical Field

The utility model relates to a wave-soldering protection tool technical field, in particular to furnace tool is crossed to wave-soldering.

Background

Along with the development of science and technology, people have higher and higher requirements on the modeling of electronic products and correspondingly have higher and higher requirements on a PCB (printed circuit board), in the manufacturing process of the circuit board, after the circuit procedure on the surface of the circuit board is finished, electronic components (integrated chips and the like) need to be welded on the circuit board, and the welding quality directly influences the performance of the PCB. Traditional manual welding is because its work efficiency is low, the quality of solder joint quality often receives operator's knowledge, the influence of skill and mood, hardly control, can have a lot of indefinite factors, can't satisfy the reliability requirement height, the requirement that the welding degree of difficulty is big, also hardly satisfy production efficiency when the demand is many, therefore, along with the continuous development of wave-soldering technique, in the production process of present circuit board, front end SMT surface mounting technology adopts tin cream technology welding usually for improving the product quality, when the back end is with electronic component welding on the circuit board, then can not directly cross the wave-soldering tin with PCB, need do the tool and wrap up the component of front end surface mounting technology, to this a tool of design in order to satisfy the wave-soldering equipment demand of PCB board.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a wave-soldering furnace-passing jig, which aims to solve the technical problems; the utility model discloses wave-soldering crosses stove tool has simple structure, easy to assemble and uses, can increase work efficiency, improves advantages such as welding quality.

The utility model discloses can realize through following technical scheme:

the utility model provides a wave-soldering crosses stove tool, is including the tool board, keeps off tin frame and limit for height clamp plate, the tool board is removable the fixing at two sides that keep off tin frame is relative with limit for height clamp plate respectively, tool board middle part is equipped with the holding tank with PCB looks adaptation, the holding tank sets up on a side relative with keeping off tin frame, the holding tank bottom is equipped with the component and keeps away the vacancy group and soldering tin through holes group, it buckles to be equipped with PCB board pressure on the side of holding tank both ends middle part, PCB board pressure is buckled and is fixed on the tool board to lie in and keep off on a side relative with tin frame, it buckles to be equipped with the clamp plate pressure on the tin frame, the clamp plate is buckled the setting and is in limit for height clamp plate one side to support the tip at limit for height clamp plate.

Preferably, the back of the jig plate is provided with a guide rail groove, and the solder through hole group is arranged at a position corresponding to the guide rail groove.

Preferably, the tin blocking frame comprises two symmetrically arranged side tin blocking strips and two symmetrically arranged end tin blocking strips, the side tin blocking strips and the end tin blocking strips are connected end to form the tin blocking frame, and the pressing plate is pressed and buckled on the end tin blocking strips.

Preferably, the end tin blocking strip is provided with a clamping groove at the end of the pressing plate, and the clamping grooves at the end of the pressing plate are arranged at two sides of the pressing buckle of the pressing plate.

Preferably, the two end parts of the height limiting pressure plate are provided with concave avoiding grooves, and the two sides of each concave avoiding groove are just clamped on the clamping grooves at the end parts of the pressure plate.

Preferably, the PCB pressing buckle and the pressing plate pressing buckle are the same in structure and respectively comprise a rotating installation part, a pressing buckle part and a connecting plate, the rotating installation part is provided with a fixed installation hole, one end of the connecting plate is fixedly connected with the outer side face of the rotating installation part, and the other end of the connecting plate is fixedly connected with the pressing buckle part.

Preferably, the element avoidance bit group includes a first element avoidance bit and a second element avoidance bit.

Preferably, the bottom surface that the vacancy is kept away to first component is equipped with first clearance apron, the bottom surface that the vacancy is kept away to second component is equipped with second clearance apron, first clearance apron and second clearance apron all can dismantle fixed connection with the tool board.

The utility model discloses wave-soldering crosses stove tool has following beneficial effect:

1. the utility model discloses wave-soldering crosses stove tool, be equipped with the holding tank with PCB looks adaptation in the tool inboard, make the PCB board can be levelly and smoothly placed in the tool inboard, the roughness of effectual saving PCB board makes the tinning of PCB board effectual, has improved the tinning effect, and then can heighten welding quality;

2. the utility model discloses wave-soldering furnace jig is equipped with tin blocking frame, tin blocking frame sets up a side of tool board to hug closely fixedly with the edge all around of tool board, and the PCB board is placed in the holding tank in the middle part of tool board during the use, and is pressed to detain through the PCB board and compress tightly, can prevent that the PCB board from encircleing and warping and leading to tin overflow, and tin blocking strip's setting also effectively prevents that tin liquid from flowing out from the side of tool board, and then can reduce PCB board and cause the phenomenon of deformation and perk because of crossing the tin stove, and then can improve the quality of product;

3. the utility model discloses wave-soldering furnace-passing jig mainly comprises a jig plate, a tin blocking frame and a height limiting pressing plate, and has the advantages of few components, simple structure, convenient installation, convenient use and good practicability;

4. use the utility model discloses tin stove is crossed to collocation PCB board carries out wave-soldering, can play the effect of protection PCB board, can effectual improvement PCB board welding performance moreover, owing to adopt mechanical transmission heating welding, compares in manual welding, can reduce artificial indefinite factor for welding performance is stable, and its work efficiency is far above manual welding moreover.

Drawings

FIG. 1 is a general view of the wave soldering furnace jig of the present invention;

FIG. 2 is an exploded view of the wave soldering furnace jig of the present invention;

FIG. 3 is a schematic view of the bottom surface of the jig plate shown in FIG. 1;

FIG. 4 is a schematic view of the solder mask of FIG. 1;

fig. 5 is a schematic structural view of the PCB board press button and the press plate press button in fig. 1.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following embodiments and the accompanying drawings are used to describe the product of the present invention in further detail.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," and the like are for purposes of illustration only and are not intended to be a single embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1 and 2, a furnace tool is crossed to wave-soldering, including tool board 1, keep off tin frame 2 and limit for height clamp plate 3, tool board 1 and limit for height clamp plate 3 removable fixing respectively keep off two sides that tin frame 2 is relative, tool board 1 middle part is equipped with the holding tank 101 with 4 looks adaptations of PCB board, holding tank 101 sets up on a side relative with keeping off tin frame 2, holding tank 101 bottom is equipped with the component and keeps away empty position group and soldering tin through hole group, be equipped with PCB board pressure on the middle part side of holding tank 101 both ends, PCB board pressure is detained 5 and is fixed on tool board 1 to be located on a side relative with keeping off tin frame 2, it detains 6 to be equipped with the clamp plate pressure on tin frame 2, the clamp plate pressure is detained 6 sets up in 3 one side with limit for height clamp plate to support and press the tip at limit for height clamp plate 3.

It should be noted that: the utility model discloses stove tool is crossed in wave-soldering, during the use, with 4 inversions of PCB board of front end SMT mounting technology in the holding tank 101 of tool board 1, press through rotatory PCB board and detain 5 and compress tightly PCB board 4, insert the component on PCB board 4 according to plug-in components position number, place limit for height clamp plate 3 on keeping off tin frame 2, rotatory clamp plate is pressed and is detained 6 and compress tightly limit for height clamp plate 3, can be with tool and PCB board 4 in the same direction as the track send into in the equipment.

As shown in fig. 3, the back of the jig plate 1 is provided with a guide rail groove 102, and the solder through hole group is provided at a position corresponding to the guide rail groove 102; the element space avoiding group comprises a first element space avoiding position and a second element space avoiding position, a first space avoiding cover plate 103 is arranged on the bottom surface of the first element space avoiding position, a second space avoiding cover plate 104 is arranged on the bottom surface of the second element space avoiding position, and the first space avoiding cover plate 103 and the second space avoiding cover plate 104 are both detachably and fixedly connected with the jig plate 1; in this embodiment, the solder via group includes a first solder via 105, a second solder via 106, a third solder via 107 and a fourth solder via 108, the first solder via 105 is uniformly arranged at a corresponding position of the rail groove 102, and the second solder via 106, the third solder via 107 and the fourth solder via 108 are all disposed at a side of the first solder via 105.

It should be noted that: the guide rail groove 102 is arranged so that a chain claw of wave-soldering equipment can be conveniently pressed to a jig for transmission and transportation, the width range of the guide rail groove 102 is 3-10mm, in the embodiment, the width of the guide rail groove 102 is 5mm, the first element avoiding space and the second element avoiding space can play a role in protecting elements which are mounted at the front end of the PCB 4, and the first avoiding space cover plate 103 and the second avoiding space cover plate 104 can be additionally or detachably used according to requirements, so that the utility model is flexible to use; the soldering tin through hole group can be provided with soldering tin through holes with different shapes and positions according to the requirement of the PCB 4.

As shown in fig. 2 and fig. 4, the tin blocking frame 2 includes two symmetrically disposed side tin blocking strips 201 and two symmetrically disposed end tin blocking strips 202, the side tin blocking strips 201 and the end tin blocking strips 202 are connected end to form the tin blocking frame 2, and the pressing plate pressing buckle 6 is disposed on the end tin blocking strips 202. And a pressing plate end clamping groove 203 is formed in the end tin blocking strip 202, and the pressing plate end clamping grooves 203 are formed in two sides of the pressing plate pressing buckle 6. The two end parts of the height limiting pressing plate 3 are provided with concave avoiding grooves 301, and the two sides of the concave avoiding grooves 301 are just clamped on the pressing plate end clamping grooves 203.

It should be noted that: during the installation, hug closely side tin bar 201 and tip tin bar 202 on tool board 1 face to it is fixed with side tin bar 201 and tip tin bar 202 and tool board 1 through fixed, side tin bar 201 and tip tin bar 202 end to end form and keep off tin frame 2, after placing PCB board 4 in tool board 1's holding tank 101, detain 5 through PCB board pressure and compress tightly PCB board 4, then place limit for height clamp plate 3's both ends on clamp plate tip draw-in groove 203, and detain 6 through the clamp plate pressure and compress tightly limit for height clamp plate 3, the both ends of limit for height plate outwards extend protruding setting, be convenient for snatching of manipulator.

The PCB pressing buckle 5 and the pressing plate pressing buckle 6 are identical in structure and respectively comprise a rotating installation part 501, a pressing buckle piece 502 and a connecting plate 503, a fixed installation hole is formed in the rotating installation part 501, one end of the connecting plate 503 is fixedly connected with the outer side face of the rotating installation part 501, and the other end of the connecting plate 503 is fixedly connected with the pressing buckle piece 502.

It should be noted that: during the installation, rotation installed part 501 passes through the mounting rotatable to be fixed in the fixed mounting hole, and when placing PCB board 4, the rotation installed part 501 of 5 is withheld to rotatory PCB board for pressing fastener 502 to compress tightly on PCB board 4, when placing limit for height clamp plate 3, the rotation installed part 501 of 6 is withheld to rotatory clamp plate, makes pressing fastener 502 to compress tightly on limit for height clamp plate 3, the bottom of pressing fastener 502 is planar setting, can increase the contact surface of pressing fastener 502 and PCB board 4 or limit for height clamp plate 3 on the one hand, increases the friction, makes pressing fastener 502 can increase pressing fastener 502 and PCB board 4, and on the other hand can avoid the water caltrop to scratch PCB board 4, plays the effect of protection PCB board 4.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that they can make various changes, modifications and evolutions equivalent to those disclosed above without departing from the scope of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims

1. The utility model provides a wave-soldering crosses stove tool which characterized in that: including tool board, keep off tin frame and limit for height clamp plate, tool board and limit for height clamp plate are removable fixing respectively and keep off tin frame relative two sides, tool board middle part is equipped with the holding tank with PCB looks adaptation, the holding tank sets up on the side relative with keeping off tin frame, the holding tank bottom is equipped with the component and keeps away empty bit group and soldering tin through-hole group, it buckles to be equipped with PCB board pressure on the middle part side in holding tank both ends, PCB board pressure is buckled and is fixed on the tool board to be located on the side relative with keeping off tin frame, it buckles to be equipped with the clamp plate pressure on the tin frame to keep off, the clamp plate is pressed and is buckled the setting in one side with limit for height clamp plate to support the tip at limit for height clamp plate.

2. The wave soldering furnace jig according to claim 1, wherein: the back of the jig plate is provided with a guide rail groove, and the soldering tin through hole group is arranged at the corresponding position of the guide rail groove.

3. The wave soldering furnace jig according to claim 1, wherein: the tin blocking frame comprises two symmetrically arranged side tin blocking strips and two symmetrically arranged end tin blocking strips, the side tin blocking strips and the end tin blocking strips are connected end to form the tin blocking frame, and the pressing plate is pressed and buckled on the end tin blocking strips.

4. The wave soldering furnace jig according to claim 3, wherein: and the end part tin blocking strip is provided with a clamping plate end part clamping groove which is arranged on two sides of the pressing plate pressing buckle.

5. The wave soldering furnace jig according to claim 4, wherein: the two ends of the height limiting pressure plate are provided with concave avoiding grooves, and the two sides of each concave avoiding groove are just clamped on the clamping grooves at the ends of the pressure plate.

6. The wave soldering furnace jig according to claim 1, characterized in that: the PCB pressing buckle and the pressing plate pressing buckle are the same in structure and comprise a rotating mounting part, a pressing buckle part and a connecting plate, a fixed mounting hole is formed in the rotating mounting part, one end of the connecting plate is fixedly connected with the outer side face of the rotating mounting part, and the other end of the connecting plate is fixedly connected with the pressing buckle part.

7. The wave soldering furnace jig according to claim 1, characterized in that: the element clearance avoiding bit group comprises a first element clearance avoiding bit and a second element clearance avoiding bit.

8. The wave soldering furnace jig according to claim 7, wherein: the bottom surface that the vacancy is kept away to first component is equipped with first clearance apron, the bottom surface that the vacancy is kept away to second component is equipped with second clearance apron, first clearance apron and second clearance apron all can dismantle fixed connection with the tool board.