CN220592105U - Tool for welding and fixing - Google Patents

Abstract

The utility model discloses a tool for welding and fixing, which relates to the technical field of PCB welding, and particularly comprises a base table and a cover plate, wherein at least two placing cavities matched with a PCB are uniformly formed in the top of the base table, a positioning groove is formed in one side of each placing cavity, and the base table is clamped with the cover plate through a gland buckle; the cover plate is provided with grooves with the same number as the placing cavities, the two ends of one side of each groove are connected with guide rods through springs, the guide rods are movably connected with the cover plate, and structural components for positioning parts are fixedly connected in the inner cavities of the other ends of the grooves. According to the tooling for welding and fixing, through the arrangement of the base table, a plurality of PCB boards can be fixed at the same time, and the working efficiency of the tooling is improved; through the setting in spring, guide bar and place the chamber, the PCB board can be fixed on this frock, avoids the PCB board to take place the skew, guarantees that panel is fixed stable and the mounted position is accurate on fixed frock.

Description

Tool for welding and fixing

Technical Field

The utility model relates to the technical field of PCB welding, in particular to a tool for welding and fixing.

Background

Along with the development of electronic modernization, electronic components are increasingly applied to daily life, and in order to ensure the communication between electronic components, so that the components cooperate with each other to work, various electronic devices are required to be welded on a PCB board, but the welding is an important process in the production of a PCB circuit board, and in order to ensure the welding effect and the product yield during the welding, a welding fixture is required to be used for fixing the board and the welded parts, but at present, more welding fixtures still have various problems as follows:

1. the existing PCB plate welding fixture drives two clamping structures to clamp the plate through a screw rod, and then the element is placed on the plate through the welding fixture, so that the plate can be ensured to be fixed, but the fixture is not easy to align because the plate cannot be fixed at the inner sides of the two clamping structures, more time is required to be spent on positioning the plate, and the welding efficiency is reduced;

2. when the existing welding fixture is used for clamping, the corresponding jig is required to be arranged according to the corresponding circuit structure, so that the position of an electronic element on the jig corresponds to that of a PCB, and the cost of the PCB is increased during production.

Aiming at the problems, the novel design is carried out on the basis of the original welding and fixing tool.

Disclosure of Invention

The utility model provides a fixture for welding and fixing, which solves the problems that the prior fixture for welding and fixing a PCB plate in the prior art can ensure that the PCB plate cannot be fixed because the position of the PCB plate at the inner sides of the two clamping structures cannot be kept fixed, so that the fixture cannot be aligned easily, more time is required for positioning the plate, the welding efficiency is reduced, and the prior fixture for welding and fixing is required to be provided with corresponding fixtures according to corresponding circuit structures when clamping, so that the position of an electronic element on the fixture corresponds to the PCB plate, and the cost is increased when the PCB plate is produced.

The utility model provides the following technical scheme: a tool for welding and fixing adopts a modularized tool method; the PCB positioning device comprises a base table and a cover plate, wherein a plurality of placing grooves for positioning the PCB are formed in the base table, a structure consisting of a spring and a guide rod for fixedly pressing the PCB is arranged at the bottom of the cover plate, and when the base table and the cover plate are clamped by using a buckle, the structure is utilized to fix the position of the PCB and prevent the PCB from shifting; the cover plate is provided with a structural part, the structural part is milled with a positioning groove according to the appearance shape of the part, the positioning groove is used for limiting the height and the verticality of the part, and the accuracy of part welding on the PCB is improved.

The utility model provides a frock for welded fastening, includes bottom table and apron, the top of bottom table evenly is equipped with two at least and places the chamber with PCB board adaptation, place one side in chamber and be equipped with the constant head tank, the four corners at bottom table top is equipped with the apron and fixes a position the guide hole, the four corners of apron bottom is equipped with the guide pillar with apron location guide hole adaptation, apron location guide hole passes through gland buckle joint with the apron;

the cover plate is provided with grooves with the same number as the placing cavities, the two ends of one side of each groove are movably connected with guide rods, springs are fixedly connected to the bottoms of the cover plate, the other ends of the springs are fixedly connected with the bottom ends of the guide rods, structural components for positioning parts are fixedly connected in the inner cavities of the other ends of the grooves, and the bottoms of the structural components are matched with the positioning grooves.

Preferably, a baffle is arranged on the outer ring of the top of the base table.

Preferably, the guide rod is of an I-shaped structure, the middle part of the guide rod is movably connected with the cover plate, when the cover plate is clamped with the base table, the guide rod is positioned in the inner cavity of the placing cavity, and the middle part of the guide rod is positioned in the inner cavity of the spring.

Preferably, the bottom of the structural part is fixedly connected with a positioning block, and the positioning block is matched with the positioning groove; the structural component is clamped with the part.

Preferably, the height value of the positioning block is larger than the thickness value of the PCB.

Preferably, the gland buckle is movably connected with the top end of the outer side of the cover plate positioning guide hole, and the other end of the gland buckle is connected with the cover plate in a clamping mode.

Preferably, the depth value of the positioning groove is the same as the depth value of the placing cavity.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the tooling for welding and fixing, through the arrangement of the base table, a plurality of PCB boards can be fixed at the same time, and the working efficiency of the tooling is improved; the interference on the product in the welding process is reduced through the arrangement of the baffle plates; through the setting in spring, guide bar and place the chamber, the PCB board can be fixed on this frock, avoids the PCB board to take place the skew, guarantees that panel is fixed stable and the mounted position is accurate on fixed frock.

2. This a frock for welded fastening, through structural component's setting, structural component can fix a position the part that carries out welded with the PCB board, ensures the welding straightness and the height of product part in welding process, guarantee welding quality.

Drawings

FIG. 1 is a schematic view of a structure of the present utility model with a base and cover;

FIG. 2 is a schematic view of a structure according to the present utility model;

FIG. 3 is a schematic elevational view of FIG. 1 illustrating the structure of the present utility model;

FIG. 4 is a schematic top view of a structural cover plate of the present utility model;

FIG. 5 is a schematic view of the bottom of the structural cover plate of the present utility model;

FIG. 6 is a schematic view of structural components of an embodiment of the present utility model;

FIG. 7 is a schematic view of the back side of FIG. 6 showing the structure of the present utility model;

fig. 8 is a schematic illustration of part one and part two as adapted to fig. 6.

In the figure: 1. a base table; 2. a baffle; 3. the cover plate positions the guide hole; 4. the gland is buckled; 5. a cover plate; 6. slotting; 7. a guide rod; 8. a structural component; 9. a spring; 10. a positioning groove; 11. a placement cavity; 12. a part clamping groove; 13. a guide post; 14. part capping; 15. and (5) positioning blocks.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. 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.

The present utility model provides an embodiment: the utility model provides a frock for welded fastening, includes base table 1, and the top of base table 1 evenly is equipped with at least two places chamber 11 with the PCB board adaptation, and this frock is when using, and the PCB board is placed in the intracavity of placing chamber 11, places chamber 11 and carries out spacingly to the PCB board, avoids the PCB board to take place the skew. In some embodiments of the application, the top of the base table 1 is provided with nine placing cavities 11, so that the tool can simultaneously fix a plurality of PCB plates in a welding mode and position parts, and production efficiency is improved.

The outer ring fixedly connected with separation blade 2 at bottom 1 top utilizes separation blade 2, can reduce the interference that the product received in the welding process, improves product welding quality.

Four corners at the top of the bottom table 1 are fixedly connected with cover plate positioning guide holes 3, guide posts 13 are clamped in the inner cavities of the cover plate positioning guide holes 3, the top of each guide post 13 is fixedly connected with a cover plate 5, the outer sides of the top ends of the cover plate positioning guide holes 3 are movably connected with gland buckles 4, and the cover plates 5 and the bottom table 1 can be clamped together by utilizing the gland buckles 4.

The cover plate 5 is provided with the slots 6 with the same quantity as the placing cavities 11, and when the tool is used, the PCB is positioned below the slots 6, and parts and the PCB can be welded together through the slots 6.

The equal swing joint in both sides of fluting 6 one end has guide bar 7, guide bar 7 is I shape structure, and the middle part of guide bar 7 is in swing joint's state with apron 5, the bottom fixedly connected with spring 9 of apron 5, the middle section of guide bar 7 is located the inner chamber of spring 9, the other end of spring 9 and the bottom fixed connection of guide bar 7, and when apron 5 and 1 joint of base frame, guide bar 7 is located the inner chamber of placing chamber 11, so set up, when this frock is in use, guide bar 7 can press the PCB board, make the PCB board fix in this frock, can not take place the skew when guaranteeing the PCB board is fixed stable.

The inner chamber internal fixation who flutes 6 the other end has structural component 8 that carries out the location to the spare, structural component 8's bottom fixedly connected with locating piece 15, locating piece 15 and constant head tank 10 adaptation, the degree of depth value of constant head tank 10 is the same with the degree of depth value of placing chamber 11, and the high value of locating piece 15 is greater than the thickness value of PCB board, so set up, structural component 8 carries out spacing to the straightness that hangs down of part and high when, structural component 8's bottom and PCB board are in the state of separation, be convenient for part and PCB board welding together.

In some embodiments of the present application, the structural component 8 may limit two parts simultaneously, the top of one side of the structural component 8 is provided with a part clamping groove 12 adapted to the first part, the height and the verticality of the first part may be limited by using the part clamping groove 12, the bottom of the other side of the structural component 8 is provided with a part gland 14 adapted to the second part, the height and the verticality of the second part may be determined by using the part gland 14, and the opening directions of the part clamping groove 12 and the part gland 14 are different, so that the first part and the second part are clamped with the structural component 8.

To sum up: when the tool for welding fixation is used, after the PCB is placed in the inner cavity of the placement cavity 11, the pressing cover buckle 4 is utilized to clamp the bottom table 1 and the cover plate 5, and in the clamping process of the bottom table 1 and the cover plate 5, the guide rod 7 presses the PCB, so that the PCB is fixed in position on the tool, a part matched with the PCB is clamped with a part locating groove matched with the part and arranged on the structural part 8, the part locating groove limits the height and the perpendicularity of the part, the part is fixed in position on the PCB, and the part and the PCB are convenient to weld.

Standard parts used in the present utility model can be purchased from the market, the special-shaped parts can be customized according to the descriptions of the specification and the drawings, the specific connection modes of the parts are conventional means such as bolts, rivets, welding and the like which are mature in the prior art, and the machines, the parts and the equipment are conventional models in the prior art, so that details which are not described in detail in the specification belong to the prior art which is well known to the person skilled in the art, and although the embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations can be made in these embodiments without departing from the principle and spirit of the present utility model, and the scope of the present utility model is defined by the appended claims and equivalents thereof.

Claims (7)

1. A frock for welded fastening, includes base frame (1) and apron (5), its characterized in that: the top of the base table (1) is uniformly provided with at least two placing cavities (11) which are matched with the PCB, one side of each placing cavity (11) is provided with a positioning groove (10), four corners of the top of the base table (1) are provided with cover plate positioning guide holes (3), four corners of the bottom of the cover plate (5) are provided with guide posts (13) which are matched with the cover plate positioning guide holes (3), and the cover plate positioning guide holes (3) are clamped with the cover plate (5) through gland buckles (4);

the novel structure is characterized in that grooves (6) with the same quantity as the placing cavities (11) are formed in the cover plate (5), guide rods (7) are movably connected to two ends of one side of each groove (6), springs (9) are fixedly connected to the bottom of the cover plate (5), the other ends of the springs (9) are fixedly connected with the bottom ends of the guide rods (7), structural components (8) for positioning parts are fixedly connected to the inner cavities of the other ends of the grooves (6), and the bottoms of the structural components (8) are matched with the positioning grooves (10).

2. A tooling for welding fixation as claimed in claim 1, wherein: the outer ring at the top of the base table (1) is provided with a baffle (2).

3. A tooling for welding fixation as claimed in claim 1, wherein: the guide rod (7) is of an I-shaped structure, the middle part of the guide rod (7) is movably connected with the cover plate (5), when the cover plate (5) is clamped with the base table (1), the guide rod (7) is positioned in the inner cavity of the placing cavity (11), and the middle part of the guide rod (7) is positioned in the inner cavity of the spring (9).

4. A tooling for welding fixation as claimed in claim 1, wherein: a positioning block (15) is fixedly connected to the bottom of the structural part (8), and the positioning block (15) is matched with the positioning groove (10); the structural component (8) is clamped with the part.

5. The tooling for welding fixation of claim 4, wherein: the height value of the positioning block (15) is larger than the thickness value of the PCB.

6. A tooling for welding fixation as claimed in claim 1, wherein: the gland buckle (4) is movably connected with the top end of the outer side of the cover plate positioning guide hole (3), and the other end of the gland buckle (4) is clamped with the cover plate (5).

7. A tooling for welding fixation as claimed in claim 1, wherein: the depth value of the positioning groove (10) is the same as that of the placing cavity (11).