CN211297191U - Novel wave soldering fixing clamp for circuit board - Google Patents
Novel wave soldering fixing clamp for circuit board Download PDFInfo
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- CN211297191U CN211297191U CN201922196634.XU CN201922196634U CN211297191U CN 211297191 U CN211297191 U CN 211297191U CN 201922196634 U CN201922196634 U CN 201922196634U CN 211297191 U CN211297191 U CN 211297191U
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- tray
- circuit board
- gland
- bottom plate
- tray bottom
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Abstract
The utility model relates to a circuit board manufacturing technology field provides a novel circuit board wave-soldering mounting fixture, include: the tray, the gland and a plurality of spring compression columns; the tray and the gland are respectively of a square structure; the gland is arranged above the tray, and the tray is hinged with one side of the gland; the tray and the two ends of the gland can be clamped; the tray comprises a tray bottom plate; the edge of the tray bottom plate is provided with a side frame strip, and the side frame strip is provided with at least one heightening block; the tray bottom plate is provided with a hollowed-out group and is chamfered; the tray bottom plate is provided with two circuit board accommodating grooves which are symmetrical up and down, and the depth of each circuit board accommodating groove is 1.6 mm; the front surface of the tray bottom plate is provided with a first groove group, a second groove group and a third groove group, and the back surface of the tray bottom plate is provided with a fourth groove group. The utility model discloses the centre gripping circuit board that can stabilize improves welded efficiency greatly, improves the quality of product, prevents reporting the emergence of waste product, the cost is reduced.
Description
Technical Field
The utility model relates to a circuit board makes technical field, especially relates to a novel circuit board wave-soldering mounting fixture.
Background
The circuit board is a support body of the electronic component and a carrier for electrical connection of the electronic component, and the circuit board has the main advantages of greatly reducing errors of wiring and assembly and improving the automation level and the production labor rate.
The welding of some plug-in components in electronic manufacture adopts manual welding and wave soldering. For some PCB circuit boards with reasonable design, wave soldering can be directly adopted for welding. Wave soldering is to insert a plug-in type component into a PCB, spray soldering flux, preheat, and solder the plug-in to the PCB by wave soldering.
For PCB with unreasonable design or defects, wave soldering jigs need to be manufactured in a targeted manner to achieve the purpose of soldering by using wave soldering. The large-batch production completely depends on the unreasonable manual welding, the overlong period and the hidden danger of quality, and the wave-soldering jig needs to be designed and manufactured to solve the problem of large-batch production.
SUMMERY OF THE UTILITY MODEL
The utility model discloses it is unreasonable that the wave-soldering of mainly solving prior art needs to rely on manual welding, and cycle overlength, the quality also has technical problem such as hidden danger, provides a novel circuit board wave-soldering fixation clamp, can stabilize centre gripping PCB board, improves production efficiency.
The utility model provides a novel circuit board wave-soldering mounting fixture, include: the tray (1), the gland (2) and a plurality of spring compression columns (3);
the tray (1) and the gland (2) are respectively of a square structure;
the gland (2) is arranged above the tray (1), and one side of the tray (1) is hinged with one side of the gland (2); the two ends of the tray (1) and the gland (2) can be clamped;
the tray (1) comprises a tray bottom plate (101); the edge of the tray bottom plate (101) is provided with a side frame strip (104), and the side frame strip (104) is provided with at least one heightening block (102);
the tray bottom plate (101) is provided with a hollow-out group (107) and is chamfered; the tray bottom plate (101) is provided with two circuit board accommodating grooves (106) which are symmetrical up and down, and the depth of each circuit board accommodating groove (106) is 1.6 mm; a first groove group (108), a second groove group (109) and a third groove group (110) are formed in the front surface of the tray bottom plate (101), and a fourth groove group (111) is formed in the back surface of the tray bottom plate (101);
the pressing cover (2) is provided with a plurality of groups of spring pressing column holes (202), and the spring pressing columns (3) can be installed in the spring pressing column holes (202), so that the spring pressing column holes (202) extend into the space between the tray (1) and the pressing cover (2).
Preferably, a lower buckle (103) is arranged on the heightening block (102);
an upper buckle (201) is arranged on the gland (2); the upper buckle (201) and the lower buckle (103) are arranged in a matched mode.
Preferably, a plurality of pressing buckles (105) are arranged in the tray (1).
Preferably, the tray bottom plate (101) is made of a synthetic stone material.
Preferably, the gland (2) is made of black FR4 material.
Preferably, the first groove set (108) is 2.6mm deep.
Preferably, the second groove set (109) is 4.0mm deep.
Preferably, the third groove set (110) is 5.0mm deep and chamfered.
Preferably, the fourth groove set (111) is 2.0mm deep.
The utility model provides a pair of novel circuit board wave-soldering mounting fixture, including tray and gland, according to the actual conditions of PCB board, designed the fretwork to the tray part, can dodge all PCB's BOT face and have the part of component. And designing the height of the corresponding position of the tray to be milled according to the size and height of the BOT surface element of the PCB. A plurality of pressing buckles are arranged in the tray, so that the PCB is guaranteed to be smoothly arranged in the tray. A gland is provided to prevent the floating or positional deviation of the component for the component having a specific requirement. The utility model discloses can have the base plate of component to the BOT face of PCB circuit board to carry out accurate wave-soldering welding, improve welding efficiency greatly, improve the quality of product, prevent reporting the emergence of waste product, the cost is reduced. The problem that without the carrier, all manual welding can be performed, and the welding effect and quality cannot be guaranteed is well solved.
Drawings
Fig. 1 is a schematic side view of a novel circuit board wave soldering fixing clamp provided by the present invention;
fig. 2 is a schematic structural diagram of a tray provided by the present invention;
fig. 3 is a schematic front view of a tray bottom plate provided by the present invention;
fig. 4 is a schematic back view of a tray bottom plate provided by the present invention;
fig. 5 is a schematic structural diagram of the gland provided by the present invention.
Reference numerals: 1. a tray; 2. a gland; 3. a spring pressing column; 101. a tray floor; 102. a block for raising; 103. a lower buckle; 104. a frame strip; 105. pressing and buckling; 106 circuit board receiving slots; 107. a hollowed-out group; 108. a first groove group; 109. a second groove group; 110. a third groove group; 111. a fourth groove group; 201. an upper buckle; 202. a spring compression post hole; 203. reserving a hole in the screw; 204. a large preformed hole.
Detailed Description
In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.
Fig. 1 is a schematic side view of a novel circuit board wave soldering fixing clamp provided by the present invention; fig. 2 is a schematic structural diagram of the tray provided by the present invention. As shown in fig. 1-2, the embodiment of the utility model provides a circuit board welding jig includes: tray 1, gland 2 and a plurality of spring compression leg 3.
The gland 2 is arranged above the tray 1, and one side of the tray 1 is hinged with one side of the gland 2; the both ends homoenergetic block of tray 1 and gland 2.
The tray 1 comprises a tray bottom plate 101; the edge of the tray bottom plate 101 is provided with a side frame strip 104, the side frame strip 104 is provided with at least one block 102, and the block 102 is used for setting the distance between the tray 1 and the pressing plate 2. Specifically, a lower buckle 103 is arranged on the block 102; an upper buckle 201 is arranged on the gland 2; go up buckle 201 and lower buckle 103 cooperation setting, realize the block of tray 1 and gland 2, height and position between fixed tray 1 and the gland 2 realize the stable centre gripping to inside PCB board. A plurality of press buttons 105 are arranged in the tray 1. The press button 105 is provided on the tray bottom plate 101, and the press button 105 may be rotated to press the PCB after the circuit board is placed in the tray bottom plate 101.
Fig. 3 is a schematic front view of a tray bottom plate provided by the present invention; fig. 4 is a schematic back view of a tray bottom plate provided by the present invention. As shown in fig. 3 and 4, the tray bottom plate 101 is provided with a hollow-out group 107, the reverse side of the hollow-out group 107 is chamfered, and the hollow-out group 107 is a welding area; two circuit board accommodating grooves 106 which are symmetrical up and down are formed in the tray bottom plate 101, the depth of each circuit board accommodating groove 106 is 1.6mm, and the specific number can be adjusted according to the condition of components on the PCB. The front surface of the tray bottom plate 101 is provided with a first groove group 108, a second groove group 109 and a third groove group 110. Referring to fig. 3 and 4, the dashed enclosed space in fig. 4 represents the hollow holes in the hollow group 107; the enclosed spaces indicated by the dotted lines inside the circuit board accommodating grooves 106 in fig. 3 represent the grooves of the third groove group 110, two enclosed spaces indicated by reference numeral 109 represent the second groove group 109, and the remaining enclosed spaces indicated by the solid lines represent the grooves of the first groove group 108. The first groove set 108 is 2.6mm deep, the second groove set 109 is 4.0mm deep, the third groove set 110 is 5.0mm deep, and the fourth groove set 111 is 2.0mm deep.
The first groove group 108, the second groove group 109 and the third groove group 110 are respectively used for isolating components.
A fourth groove group 111 is formed in the back face of the tray bottom plate 101, and the depth of the fourth groove group 111 is 2.0 mm. Referring to fig. 4, the solid-line enclosed space in fig. 4 represents the fourth groove group 111. In this embodiment, the fourth groove group 111 is disposed on the back surface of the tray bottom plate 101, which can improve the welding effect.
Fig. 5 is a schematic structural diagram of the gland provided by the present invention. As shown in fig. 5, a plurality of sets of spring pressing post holes 202 are formed in the pressing cover 2, and the spring pressing posts 3 can be installed in the spring pressing post holes 202, so that the spring pressing post holes 202 extend between the tray 1 and the pressing cover 2. The spring compression leg 3 can stretch out and draw back in different degrees according to the height of the pressed element, can press components, prevents that the components can not be in close contact with a PCB (printed circuit board) when passing through a furnace, and prevents the PCB from floating. Still set up multiunit screw preformed hole 203 on gland 2 (dotted line circle in fig. 5), use when gland 2 perks. Still set up the big preformed hole of multiunit 204 on the gland 2, make things convenient for the removal of taking of equipment.
In this embodiment, the pallet 1 is made of synthetic stone material. The gland 2 is made of transparent FR4 high-temperature resistant material.
The novel circuit board wave-soldering fixing clamp of the embodiment is used: placing the PCB into the tray bottom plate 101 at the bottom, paying attention to the direction, and placing the PCB flatly. Secondly, the pressing buckle 105 is rotated to enable the pressing buckle 105 to be pressed on the edge of the PCB. Thirdly, the spring pressing column 3 is inserted into the spring pressing column hole 202 of the gland 2. Fourthly, the gland 2 is placed on the tray 1 according to the positioning hole and slightly pressed down, so that the lower pressing buckle 103 of the tray 1 is combined with the upper pressing buckle 201 of the gland 2. And fifthly, the whole carrier enters a wave soldering track and is automatically soldered through a wave soldering furnace. After the carrier of this embodiment is adopted, centre gripping circuit board that can be stable can directly use wave-soldering welding, great improvement the efficiency and the quality of production.
The novel circuit board wave-soldering fixing clamp provided by the embodiment comprises a tray and a gland, wherein the tray is partially hollowed out according to the actual condition of a PCB, and the BOT surface of all PCBs can be avoided to form a component part. And designing the height of the corresponding position of the tray to be milled according to the size and height of the BOT surface element of the PCB. A plurality of pressing buckles are arranged in the tray 1, and the PCB is guaranteed to be installed in the tray to be smooth. The gland 2 is provided to prevent floating or positional deviation of components for which there is a particular requirement.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or some or all of the technical features may be equivalently replaced, without substantially departing from the scope of the technical solutions of the embodiments of the present invention.
Claims (9)
1. The utility model provides a novel circuit board wave-soldering fixation clamp which characterized in that includes: the tray (1), the gland (2) and a plurality of spring compression columns (3);
the tray (1) and the gland (2) are respectively of a square structure;
the gland (2) is arranged above the tray (1), and one side of the tray (1) is hinged with one side of the gland (2); the two ends of the tray (1) and the gland (2) can be clamped;
the tray (1) comprises a tray bottom plate (101); the edge of the tray bottom plate (101) is provided with a side frame strip (104), and the side frame strip (104) is provided with at least one heightening block (102);
the tray bottom plate (101) is provided with a hollow-out group (107) and is chamfered; the tray bottom plate (101) is provided with two circuit board accommodating grooves (106) which are symmetrical up and down, and the depth of each circuit board accommodating groove (106) is 1.6 mm; a first groove group (108), a second groove group (109) and a third groove group (110) are formed in the front surface of the tray bottom plate (101), and a fourth groove group (111) is formed in the back surface of the tray bottom plate (101);
the pressing cover (2) is provided with a plurality of groups of spring pressing column holes (202), and the spring pressing columns (3) can be installed in the spring pressing column holes (202), so that the spring pressing column holes (202) extend into the space between the tray (1) and the pressing cover (2).
2. The novel circuit board wave soldering fixing clamp as claimed in claim 1, wherein a lower buckle (103) is arranged on the block (102) for raising;
an upper buckle (201) is arranged on the gland (2); the upper buckle (201) and the lower buckle (103) are arranged in a matched mode.
3. A novel circuit board wave soldering fixing clamp as claimed in claim 1 or 2, characterized in that a plurality of press buttons (105) are arranged in the tray (1).
4. A novel circuit board wave soldering fixture as claimed in claim 1 or 2, characterized in that the tray bottom plate (101) is made of synthetic stone material.
5. The novel circuit board wave soldering fixing clamp according to claim 1 or 2, characterized in that the gland (2) is made of black FR4 material.
6. A novel circuit board wave soldering fixture as claimed in claim 1 or 2, characterized in that the first set of grooves (108) is 2.6mm deep.
7. A novel circuit board wave soldering fixture as claimed in claim 1 or 2, characterized in that the second groove set (109) is 4.0mm deep.
8. A novel circuit board wave soldering fixture as claimed in claim 1 or 2, characterized in that the third set of grooves (110) is 5.0mm deep and chamfered.
9. A novel circuit board wave soldering fixture as claimed in claim 1 or 2, characterized in that the fourth groove group (111) is 2.0mm deep.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922196634.XU CN211297191U (en) | 2019-12-10 | 2019-12-10 | Novel wave soldering fixing clamp for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922196634.XU CN211297191U (en) | 2019-12-10 | 2019-12-10 | Novel wave soldering fixing clamp for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211297191U true CN211297191U (en) | 2020-08-18 |
Family
ID=72022432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922196634.XU Active CN211297191U (en) | 2019-12-10 | 2019-12-10 | Novel wave soldering fixing clamp for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211297191U (en) |
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2019
- 2019-12-10 CN CN201922196634.XU patent/CN211297191U/en active Active
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