CN220173519U

CN220173519U - Positioning device for wave soldering furnace passing jig

Info

Publication number: CN220173519U
Application number: CN202321625276.XU
Authority: CN
Inventors: 马秀华
Original assignee: Suzhou Wutong Intelligent Electronics Co ltd
Current assignee: Suzhou Wutong Intelligent Electronics Co ltd
Priority date: 2023-06-26
Filing date: 2023-06-26
Publication date: 2023-12-12
Anticipated expiration: 2033-06-26

Abstract

The utility model discloses a positioning device of a wave soldering furnace passing jig, which comprises a jig body, wherein a positioning groove is formed in the jig body, the positioning groove is used for placing a PCB (printed Circuit Board), a supporting plate is arranged on one side of the jig body and is in sliding connection with the jig body, a plurality of limiting grooves are formed in the supporting plate, a plurality of positioning holes are formed in the limiting grooves, two supporting screws are arranged on the supporting plate, two connecting plates are arranged on the supporting screws and are in sliding connection with the supporting screws, two limiting nuts are arranged on the supporting screws and are respectively positioned below and under the connecting plates, a plurality of limiting columns are arranged on the connecting plates, and the bottoms of the limiting columns are inserted into the positioning holes. Compared with the prior art, the utility model can solve the problem of connector deviation on the PCB.

Description

Positioning device for wave soldering furnace passing jig

Technical Field

The utility model belongs to the technical field of circuit board processing, and particularly relates to a positioning device of a wave soldering furnace passing jig.

Background

Wave soldering refers to spraying molten soldering material lead-tin alloy into solder wave crest required by design through an electric pump or an electromagnetic pump, or injecting nitrogen into a solder pool to form a printed board with components and parts mounted in advance through the solder wave crest, so as to realize the soldering of the mechanical and electrical connection between the soldering ends or pins of the components and the bonding pads of the printed board. The wave soldering process is a commonly adopted assembly and connection process in the field of electronic products, and in a specific operation process, part of products need to use wave soldering furnace passing jigs to realize wave soldering of plug-in boards.

At present, wave soldering on the market is passed through stove tool and is only protected the bottom surface of PCB spare, when meetting the PCB spare that the size is great, wiring is inhomogeneous, if the connector locating hole is too big, contact pin on the connector is less than the locating hole, after the stove, the off-set can appear in the connector on the PCB board, leads to the connector skew to go out the silk screen frame, and this not only leads to the fact the influence to normal production and processing, still can lead to product quality to drop, causes economic loss.

Disclosure of Invention

The utility model provides a positioning device for a wave soldering furnace jig, which can solve the problem of connector deviation on a PCB.

In order to achieve the above purpose, the utility model provides a positioning device of a wave soldering furnace passing jig, which comprises a jig body, wherein a positioning groove is formed in the jig body, the positioning groove is used for placing a PCB (printed Circuit Board), a supporting plate is arranged on one side of the jig body and is in sliding connection with the jig body, a plurality of limiting grooves are formed in the supporting plate, a plurality of positioning holes are formed in the limiting grooves, two supporting screws are arranged on the supporting plate, a connecting plate is arranged on the two supporting screws and is in sliding connection with the supporting screws, two limiting nuts are arranged on the supporting screws and are respectively positioned below and below the connecting plate, a plurality of limiting columns are arranged on the connecting plate, and the bottoms of the limiting columns are inserted into the positioning holes.

As a further description of the above technical solution:

the two ends of the supporting plate are respectively provided with a sliding block, and the sliding blocks are in sliding connection with the sliding grooves formed in the jig body.

As a further description of the above technical solution:

the sliding block is provided with a fixing rod in a penetrating mode, limiting holes are formed in the bottoms of the two ends of the sliding groove respectively, and the bottoms of the fixing rods are inserted into the limiting holes.

As a further description of the above technical solution:

four positioning holes are formed in the limiting groove.

As a further description of the above technical solution:

screw holes are symmetrically formed in two ends of the supporting plate, and the supporting screw rod is in threaded connection with the screw holes.

In summary, due to the adoption of the technical scheme, the beneficial effects of the utility model are as follows: after the locating slot is placed to the PCB board, pull up the dead lever, promote the backup pad towards the PCB board removal, the slider slides to the one end that the spout is close to the locating slot, and the dead lever bottom gets into spacing hole, carries out the fixed bolster, and at this moment, the bottom of spacing slot and the connector contact on the PCB board, not hard up stop nut makes stop nut descend, and the connecting plate slides down, makes the spacing post insert in the locating hole to can make the spacing post support the both sides of connector, prevent the connector off normal.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments will be briefly described below, it being understood that the following drawings only illustrate some embodiments of the present utility model and therefore should not be considered as limiting the scope, and other related drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic structural view of a positioning device of a wave soldering furnace jig.

Fig. 2 is a top view of a positioning device of a wave soldering furnace jig.

Fig. 3 is a schematic structural view of a supporting plate in a positioning device of a wave soldering furnace jig.

Legend description:

1. a jig body; 2. a positioning groove; 3. a PCB board; 4. a support plate; 5. a limit groove; 6. positioning holes; 7. a support screw; 8. a connecting plate; 9. a limit nut; 10. a limit column; 11. a slide block; 12. a chute; 13. a fixed rod; 14. a limiting hole; 15. a screw hole; 16. a connector.

Detailed Description

For the purpose of making the objects, technical solutions and advantages of the embodiments of the present utility model more apparent, the technical solutions of the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model, and it is apparent that the described embodiments are some embodiments of the present utility model, but not all embodiments of the present utility model. The components of the embodiments of the present utility model generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the utility model, as presented in the figures, is not intended to limit the scope of the utility model, as claimed, but is merely representative of selected embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further definition or explanation thereof is necessary in the following figures.

In describing embodiments of the present utility model, it should be noted that, the azimuth or positional relationship indicated by the terms "upper", "inner", etc. are based on the azimuth or positional relationship shown in the drawings, or the azimuth or positional relationship that the inventive product is conventionally put in use, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific azimuth, be configured and operated in a specific azimuth, and thus should not be construed as limiting the present utility model.

In the description of the present utility model, it should also be noted that, unless explicitly specified and limited otherwise, the terms "disposed," "mounted," "adjacent," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be directly adjacent or indirectly adjacent through an intermediate medium, and can be communication between the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-3, the utility model provides a positioning device for a wave soldering furnace passing jig, which comprises a jig body 1, wherein a positioning groove 2 is arranged on the jig body 1, the positioning groove 2 is used for placing a PCB 3, one side of the jig body 1 is provided with a supporting plate 4, the supporting plate 4 is slidably connected to the jig body 1, the supporting plate 4 is provided with a plurality of limiting grooves 5, a plurality of positioning holes 6 are arranged in the limiting grooves 5, the supporting plate 4 is provided with two supporting screws 7, two supporting screws 7 are provided with connecting plates 8, the connecting plates 8 are slidably connected to the supporting screws 7, two limiting nuts 9 are arranged on the supporting screws 7, the two limiting nuts 9 are respectively positioned below and below the connecting plates 8, the connecting plates 8 are provided with a plurality of limiting columns 10, and the bottoms of the limiting columns 10 are inserted into the positioning holes 6.

The two ends of the supporting plate 4 are respectively provided with a sliding block 11, and the sliding blocks 11 are in sliding connection with sliding grooves 12 formed in the jig body 1. This facilitates control of the movement of the support plate.

The sliding block 11 is provided with a fixing rod 13 in a penetrating mode, the bottoms of the two ends of the sliding groove 12 are respectively provided with a limiting hole 14, and the bottom of the fixing rod 13 is inserted into the limiting holes 14. The support plate can be conveniently fixed, and the operation is simple.

Four positioning holes 6 are formed in the limiting groove 5. The connector is located behind the spacing groove, and the both sides of connector are provided with the locating hole respectively, can carry out spacingly to the connector at the spacing post of cooperation, prevent that the connector from putting the back off normal.

Screw holes 15 are symmetrically formed in two ends of the supporting plate 4, and the supporting screw rods 7 are in threaded connection with the screw holes 15. The supporting screw rod is convenient to install and detach.

Working principle: after the PCB is placed in the positioning groove, the fixing rod is pulled up to push the supporting plate to move towards the PCB, the sliding block slides to one end of the sliding groove close to the positioning groove, the bottom of the fixing rod enters the limiting hole to fix the supporting plate, at the moment, the bottom of the limiting groove is contacted with the connector on the PCB, the connector is bent to be in a horizontal state after being connected to the PCB through the contact pin, a gap is reserved between the connector and the PCB, and the height of the gap is the vertical height from the bottom of the positioning groove to the bottom of the supporting plate, so that the connector can be prevented from moving; the limiting nut is loosened, the limiting nut is enabled to descend, the connecting plate is enabled to slide downwards, the limiting column is enabled to be inserted into the positioning hole, accordingly, the limiting column can be enabled to prop against two sides of the connector, the connector is prevented from deviating, and then wave soldering is carried out.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical scheme of the present utility model and the inventive concept thereof, and should be covered by the scope of the present utility model.

Claims

1. The utility model provides a positioner of stove tool is crossed in wave soldering, its characterized in that, including tool body (1), be provided with constant head tank (2) on tool body (1), constant head tank (2) are used for placing PCB board (3), one side of tool body (1) is provided with backup pad (4), backup pad (4) sliding connection is in on tool body (1), be provided with a plurality of spacing grooves (5) on backup pad (4), be provided with a plurality of locating holes (6) in spacing groove (5), be provided with two supporting screw (7) on backup pad (4), two be provided with connecting plate (8) on supporting screw (7), connecting plate (8) sliding connection is in on supporting screw (7), be provided with two stop nut (9) on supporting screw (7), two stop nut (9) are located respectively below and the below of connecting plate (8), be provided with a plurality of spacing post (10) on connecting plate (8), the bottom of spacing post (10) is in spliced eye (6).

2. The positioning device of the wave soldering furnace passing jig according to claim 1, wherein sliding blocks (11) are respectively arranged at two ends of the supporting plate (4), and the sliding blocks (11) are slidably connected in sliding grooves (12) formed in the jig body (1).

3. The positioning device of the wave soldering furnace jig according to claim 2, wherein a fixing rod (13) is arranged on the sliding block (11) in a penetrating mode, limiting holes (14) are respectively formed in the bottoms of two ends of the sliding groove (12), and the bottoms of the fixing rod (13) are inserted into the limiting holes (14).

4. The positioning device of the wave soldering furnace jig according to claim 1, wherein four positioning holes (6) are formed in the limiting groove (5).

5. The positioning device of the wave soldering furnace jig according to claim 1, wherein screw holes (15) are symmetrically formed at two ends of the supporting plate (4), and the supporting screw (7) is screwed in the screw holes (15).