CN210781593U

CN210781593U - Auxiliary tool for wave peak welding of PCB

Info

Publication number: CN210781593U
Application number: CN201921555076.5U
Authority: CN
Inventors: 李鹏超; 王宗佳
Original assignee: Jiangsu Tetra Smart Technology Co ltd
Current assignee: Jiangsu Tetra Smart Technology Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-06-16
Anticipated expiration: 2029-09-18

Abstract

The utility model discloses an auxiliary tool of PCB board wave-soldering relates to the wave-soldering field, and it includes the mounting panel and sets up the PCB board mounting groove on the mounting panel, the four corners point department that lies in the PCB board mounting groove on the mounting panel is provided with the dwang, it is connected with the pressure board pole to rotate on the dwang, one side that the mounting panel was kept away from to the dwang is equipped with spring baffle, the cover is equipped with the compression spring of both ends and dwang and spring baffle butt on the dwang, PCB board mounting groove length direction's both sides are provided with the board groove relatively, board groove and PCB board mounting groove intercommunication play. The utility model discloses have the PCB board and install and remove convenient, the higher effect of efficiency.

Description

Auxiliary tool for wave peak welding of PCB

Technical Field

The utility model belongs to the technical field of the wave-soldering's of PCB board technique and specifically relates to an appurtenance that PCB board wave-soldering was related to.

Background

PCB boards, also known as printed circuit boards, are providers of electrical connections for electronic components. The circuit board can be divided into a single-sided board, a double-sided board, a four-layer board, a six-layer board and other multi-layer circuit boards according to the number of the layers of the circuit board. The existing welding technology of the single panel is wave soldering, and wave soldering generally needs some auxiliary production tools to assist production.

As shown in figure 3, a PCB 5 is arranged in a PCB mounting groove 2, and is fixed on a mounting plate 1 by a pressing plate 6 in a pressing way, and two ends of the pressing plate 6 are connected by bolts 7, so that the disassembly and the installation are troublesome, time and labor are wasted, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a PCB board wave-soldering's appurtenance has the PCB board and installs and remove convenient, the higher effect of efficiency.

The above technical purpose of the present invention can be achieved by the following technical solutions:

the utility model provides an appurtenance that PCB board wave peak welded, includes the mounting panel and sets up the PCB board mounting groove on the mounting panel, the four corners point department that lies in the PCB board mounting groove on the mounting panel is provided with the dwang, it is connected with the pressure board pole to rotate on the dwang, one side that the mounting panel was kept away from to the dwang is equipped with spring baffle, the cover is equipped with the compression spring of both ends and dwang and spring baffle butt on the dwang.

By adopting the technical scheme, when the PCB is fixed, the pressing plate rod is rotated to the PCB, and then the PCB can be fixed; when the PCB is disassembled, the PCB can be taken out only by rotating the pressure plate rod to a position far away from the PCB.

The utility model discloses further set up to: the PCB board mounting groove is characterized in that board lifting grooves are oppositely arranged on two sides of the length direction of the PCB board mounting groove and communicated with the PCB board mounting groove.

Through adopting above-mentioned technical scheme, when taking out the PCB board, only need the finger card to advance the board groove and can take out the PCB board, need not take other instruments, convenient laborsaving.

The utility model discloses further set up to: and the four corner points of the PCB mounting groove are provided with semicircular yielding grooves.

Through adopting above-mentioned technical scheme, when putting into the PCB board PCB mounting groove, the four corners of PCB board is difficult to take place to interfere with the four corners of PCB board mounting groove, has avoided the PCB board because of filling in the possibility that the PCB mounting groove damaged by force.

The utility model discloses further set up to: the PCB board mounting groove is characterized in that positioning pins are oppositely arranged on two sides of the width direction of the PCB board mounting groove, a supporting plate is sleeved on each positioning pin, and a supporting groove for inserting a metal contact pin on the PCB board is formed in the supporting plate.

Through adopting above-mentioned technical scheme, insert the backup pad with metal contact pin, the metal contact pin is difficult for appearing crooked or the phenomenon of empting, has guaranteed the welding quality of PCB board.

The utility model discloses further set up to: the PCB board mounting groove width direction's both sides are provided with first magnet piece relatively, the both ends of backup pad are equipped with the magnet groove relatively, be equipped with the second magnet piece with first magnet piece actuation in the magnet groove.

By adopting the technical scheme, the supporting plate is adsorbed on the mounting plate and is not easy to fall off; in addition, according to the characteristics of like-pole repulsion and opposite-pole attraction of the magnets, the positioning pin can be inserted into the supporting plate only when the supporting plate is swung in the opposite direction, otherwise, the positioning pin is repelled, the installation and detection effects are achieved, and the quality of the product is further guaranteed.

The utility model discloses further set up to: and the supporting plate is provided with an avoiding groove for avoiding electric elements on the PCB.

Through adopting above-mentioned technical scheme, the setting of backup pad can not produce the interference with electrical components, guarantees electrical components's normal installation.

The utility model discloses further set up to: the quantity of locating pin is a pair at least, the quantity of magnet piece is unanimous with the locating pin, the quantity of backup pad is unanimous with the logarithm of locating pin.

Through adopting above-mentioned technical scheme, according to the condition of actual installation, if metal contact pin is more, the quantity of multiplicable backup pad supports the protection, and the quantity of corresponding locating pin and magnet piece also just also needs to increase.

The utility model discloses further set up to: one end that the dwang was kept away from to the clamp plate pole and one side towards compression spring is equipped with the poker rod.

By adopting the technical scheme, the pressing plate rod can be conveniently and manually shifted by a worker to assemble and disassemble the PCB, the situation that the pressing plate rod is scratched when the finger is too close to the mounting plate and the PCB can be avoided, and the safety of the worker is protected.

The utility model discloses further set up to: the bottom surface that dwang one end was kept away from to the clamp plate pole is equipped with the toper kelly, be equipped with the hole of settling that supplies the toper kelly to place on the mounting panel, be equipped with the hole that compresses tightly that supplies the toper kelly to compress tightly on the mounting panel.

Through adopting above-mentioned technical scheme, when the clamp plate pole rotated the PCB board, pressed the toper kelly on the clamp plate pole into the compaction hole, toper kelly and rubber rand butt, and the elasticity of rubber rand exerts pressure for the clamp plate pole, made the toper kelly can't take off from the compaction hole, and then made the clamp plate pole more firm to the fixed of PCB board.

To sum up, the utility model discloses a beneficial technological effect does:

1. through the arrangement of the rotating rod, the pressing plate rod, the compression spring, the poking rod and the plate lifting groove, the PCB can be assembled and disassembled only by rotating the pressing plate rod, and the PCB can be taken out without the support of tools, so that the PCB assembling and disassembling tool is convenient, quick, time-saving and labor-saving, and has higher efficiency;

2. through the setting in backup pad, support groove and dodge the groove, under the prerequisite of supporting protection metal contact pin again furthest avoided the interference to the electrical components on the PCB board, further promoted production efficiency and ensured the high quality of product.

Drawings

Fig. 1 is a schematic structural diagram for embodying the whole of the present invention;

FIG. 2 is a schematic view of the present invention showing a magnet slot and a second magnet block;

FIG. 3 is a schematic view of a connection structure of an auxiliary tool for wave soldering of a PCB in the prior art.

In the figure, 1, mounting plate; 11. placing the hole; 12. pressing the hole; 2. a PCB board mounting groove; 21. a plate lifting groove; 22. a yielding groove; 3. rotating the rod; 31. a spring baffle; 32. a compression spring; 33. a platen rod; 34. a poke rod; 35. a conical clamping rod; 36. a rubber collar; 4. a support plate; 41. positioning pins; 42. a first magnet block; 43. a magnet slot; 44. a second magnet block; 45. a support groove; 46. an avoidance groove; 47. a metal pin; 5. a PCB board; 6. pressing the plywood; 7. and (4) bolts.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1, the auxiliary tool for wave soldering of PCB board disclosed in the present invention comprises a mounting plate 1 and a PCB board mounting groove 2 formed on the mounting plate 1, wherein the PCB board mounting groove 2 is used for placing and fixing a PCB board 5; the two sides of the length direction of the PCB mounting groove 2 are oppositely provided with the board lifting grooves 21, the board lifting grooves 21 are communicated with the PCB mounting groove 2, and the function of the board lifting grooves is that when taking out the PCB 5, fingers can be conveniently clamped in the board lifting grooves; the four corners of the PCB mounting groove 2 are provided with semicircular abdicating grooves 22, which is convenient for mounting the PCB 5.

As shown in fig. 1, a rotating rod 3 is arranged at four corners of a PCB board mounting groove 2 on a mounting plate 1, a pressing rod 33 is rotatably connected to one end of the rotating rod 3 close to the mounting plate 1, a spring baffle 31 is arranged at one end of the rotating rod 3 away from the mounting plate 1, a poking rod 34 is arranged on a top wall of one end of the pressing rod 33 away from the rotating rod 3, a tapered clamping rod 35 is arranged on a bottom wall of one end of the pressing rod 33 away from the rotating rod 3, a placing hole 11 for placing the tapered clamping rod 35 and a pressing hole 12 for pressing the tapered clamping rod 35 are arranged on the mounting plate 1, a rubber collar 36 abutted against the tapered clamping rod 35 is arranged in the pressing hole 12, a compression spring 32 abutted against the spring baffle 31 and the pressing rod 33 is sleeved on the rotating rod 3, and the compression spring; the pressing plate rod 33 is pulled out from the placing hole 11 through the poking rod 34, the pressing plate rod 33 is poked, the pressing plate rod 33 is rotated to the PCB 5, then the tapered clamping rod 35 on the pressing plate rod 33 is pressed into the pressing hole 12, the tapered surface of the tapered clamping rod 35 is abutted to the rubber clamping ring 36, the pressure is applied to the pressing plate rod 33 by means of the stretching force of the compression spring 32 and the elasticity of the rubber clamping ring 36, and the PCB 5 is fixed.

As shown in fig. 1 and 2, the two sides of the PCB mounting groove 2 in the width direction are oppositely provided with a positioning pin 41 and a first magnet block 42, the first magnet block 42 is located inside the positioning pin 41, the positioning pin 41 is sleeved with a support plate 4, two ends of the support plate 4 are oppositely provided with magnet slots 43, the magnet slots 43 are provided with a second magnet block 44 attracted to the first magnet block 42, when the support plate 4 is sleeved on the positioning pin 41, the magnet slots 43 are also just sleeved on the first magnet block 42 and the second magnet block 44, the support plate 4 is not easy to be separated from the mounting plate 1, and when the support plate 4 is reversely mounted, the support plate 4 is repelled due to the repulsion effect of the first magnet block 42 and the second magnet block 44. The supporting plate 4 is provided with a supporting groove 45 for inserting the metal pin 47 on the PCB 5, and the supporting groove 45 can support and protect the metal pin 47 to prevent the metal pin 47 from being inclined or falling off during welding. An avoiding groove 46 for avoiding the electric element on the PCB is arranged on the supporting plate 4, so that the interference of the supporting plate 4 on the electric element is avoided, and the production is not influenced.

The specific implementation manner of this embodiment is: the PCB 5 is stably placed in the PCB mounting groove 2, the height of the PCB 5 is flush with or slightly higher than the depth of the PCB mounting groove 2, and the PCB 5 is fixed by using the pressing plate rod 33; and then, the electrical element is installed, the supporting plate 4 is sleeved on the positioning pin 41, the metal contact pin 47 is inserted into the supporting groove 45, after the installation is confirmed to be correct, the mounting plate 1 is sent into a wave soldering furnace for wave soldering, the mounting plate 1 is taken out after the soldering is finished, the supporting plate 4 is disassembled, and when the PCB 5 is disassembled, the pressing plate rod 33 only needs to be rotated to a position far away from the PCB 5, and fingers are clamped into the plate lifting groove 21 to take out the PCB 5, so that the soldering is completed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides an appurtenance that PCB board crest soldering welded which characterized in that: including mounting panel (1) and offer PCB board mounting groove (2) on mounting panel (1), the four corners point department that lies in PCB board mounting groove (2) on mounting panel (1) is provided with dwang (3), it is connected with pressure board pole (33) to rotate on dwang (3), one side that mounting panel (1) was kept away from in dwang (3) is equipped with spring baffle (31), the cover is equipped with compression spring (32) of both ends and dwang (3) and spring baffle (31) butt on dwang (3).

2. The tool for assisting wave soldering of the PCB as claimed in claim 1, wherein: both sides of PCB board mounting groove (2) length direction are provided with board groove (21) relatively, play board groove (21) and PCB board mounting groove (2) intercommunication.

3. The tool for assisting wave soldering of the PCB as claimed in claim 1, wherein: and four corner points of the PCB mounting groove (2) are provided with semicircular yielding grooves (22).

4. The tool for assisting wave soldering of the PCB as claimed in claim 1, wherein: PCB board mounting groove (2) width direction's both sides are provided with locating pin (41) relatively, the cover is equipped with backup pad (4) on locating pin (41), offer on backup pad (4) and supply metal contact pin (47) male support groove (45) on the PCB board.

5. The tool for assisting in the wave soldering of the PCB as claimed in claim 4, wherein: PCB board mounting groove (2) width direction's both sides are provided with first magnet piece (42) relatively, the both ends of backup pad (4) are equipped with magnet groove (43) relatively, be equipped with second magnet piece (44) with first magnet piece (42) actuation in magnet groove (43).

6. The tool for assisting in the wave soldering of the PCB as claimed in claim 5, wherein: and an avoiding groove (46) for avoiding the electric element on the PCB is formed in the supporting plate (4).

7. The tool for assisting in the wave soldering of the PCB as claimed in claim 6, wherein: the number of the positioning pins (41) is at least one pair, the number of the first magnet blocks (42) is consistent with the number of pairs of the positioning pins (41), and the number of the support plates (4) is consistent with the number of pairs of the positioning pins (41).

8. The tool for assisting wave soldering of the PCB as claimed in claim 1, wherein: the top surface of the end, far away from the rotating rod (3), of the pressing plate rod (33) is provided with a poke rod (34).

9. The tool for assisting wave soldering of the PCB as claimed in claim 1, wherein: the bottom surface that dwang (3) one end was kept away from in clamp plate pole (33) is equipped with toper kelly (35), be equipped with on mounting panel (1) and supply arrangement hole (11) that toper kelly (35) were placed, be equipped with on mounting panel (1) and supply compaction hole (12) that toper kelly (35) compressed tightly.