CN112996275A - Solder reflow furnace jig for processing power circuit board - Google Patents
Solder reflow furnace jig for processing power circuit board Download PDFInfo
- Publication number
- CN112996275A CN112996275A CN201911271556.3A CN201911271556A CN112996275A CN 112996275 A CN112996275 A CN 112996275A CN 201911271556 A CN201911271556 A CN 201911271556A CN 112996275 A CN112996275 A CN 112996275A
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- China
- Prior art keywords
- circuit board
- telescopic rod
- shaft sleeve
- stage telescopic
- rod
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/30—Assembling printed circuits with electric components, e.g. with resistor
- H05K3/32—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits
- H05K3/34—Assembling printed circuits with electric components, e.g. with resistor electrically connecting electric components or wires to printed circuits by soldering
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
Abstract
The invention discloses a reflow soldering tin furnace jig for processing a power circuit board, which comprises a clamping plate, wherein a plurality of fixing clamps are arranged on four edges of the clamping plate, each fixing clamp comprises a vertical upright post and a steering shaft sleeve, a bearing rod is arranged on each steering shaft sleeve, a vertical clamping shaft sleeve is arranged at the tail end of each bearing rod, a positioning bolt is arranged inside each vertical clamping shaft sleeve, each bearing rod comprises a primary telescopic rod and a secondary telescopic rod, a plurality of fixing through holes are formed in the primary telescopic rod, and a clamping protrusion matched with the fixing through holes is arranged on the secondary telescopic rod; stable in structure, application range is wide, can fix the centre gripping to not unidimensional circuit board to improve tin stove tool's practicality, improve the clamp and decide the scope, in addition at the little circuit board of dimensional change, can directly rotate the grip block, change the vertical position of grip block and the distance of circuit board, use convenient and fast more.
Description
Technical Field
The invention relates to the technical field of circuit board processing, in particular to a reflow soldering tin furnace jig for processing a power circuit board.
Background
The application of power circuit boards in modern electronics technology is not expanding, and the requirements for precision and the like are also increasing, and processing by soldering is required in circuit board processing. In the process of processing the circuit board, because the circuit board is miniaturized sheet elements, the traditional welding method can not adapt to the requirements, at first, only a reflow soldering process is adopted in the assembly of the hybrid integrated circuit board, and most of the assembled and welded elements comprise sheet capacitors, sheet inductors, surface-mounted transistors, diodes and the like. With the development of the whole technology becoming more and more perfect, the appearance of various chip components (SMCs) and Surface Mount Devices (SMDs), and the reflow soldering process technology and equipment as a part of the surface mount technology also have been developed correspondingly, and the application thereof is becoming more and more extensive and has been applied almost in all electronic product fields,
the specific implementation process is as follows: a heating circuit is arranged in the reflow soldering furnace, air or nitrogen is heated to a high enough temperature and then blown to the circuit board with the attached component, and solder on two sides of the component is melted and then bonded with the mainboard. The process has the advantages of easy temperature control, no oxidation during welding and easy control of the manufacturing cost.
At present by widely used reflow soldering tin stove tool, the main defect that still exists embodies that clamping position is fixed, and operating range is also fixed, to the circuit board of equidimension not, needs to change different tools, influences work efficiency, improvement manufacturing cost.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the reflow soldering tin furnace jig for processing the power circuit board, which has the advantages of stable structure and wide application range, and can be used for fixing and clamping circuit boards with different sizes, thereby improving the practicability of the tin furnace jig, improving the clamping range and effectively solving the problems in the background art.
The technical scheme adopted by the invention for solving the technical problems is as follows:
a reflow soldering tin furnace jig for processing a power circuit board comprises a clamping plate, wherein a plurality of fixing clamps which are distributed at equal intervals and have the same structure are arranged on four edges of the clamping plate, each fixing clamp comprises a vertical upright post and a steering shaft sleeve sleeved outside the vertical upright post, a bearing rod is arranged on each steering shaft sleeve, a vertical clamping shaft sleeve is arranged at the tail end of each bearing rod, internal threads are arranged on the inner surface of each vertical clamping shaft sleeve, and a positioning bolt is arranged inside each vertical clamping shaft sleeve;
the carrying rod comprises a first-stage telescopic rod and a second-stage telescopic rod inserted into the first-stage telescopic rod, a plurality of fixing through holes which are distributed at equal intervals and are arranged on the first-stage telescopic rod on the same straight line are formed in the first-stage telescopic rod, and a clamping protrusion matched with the fixing through holes is formed in the second-stage telescopic rod.
As a preferable technical scheme of the invention, the upper end of the positioning bolt is provided with a screwing groove, and the lower end of the positioning bolt is provided with a pressurizing memory elastic cushion.
As a preferable technical scheme, the two-stage telescopic rod is provided with an inserting hole for the movement of the clamping protrusion, the inner surface of the inserting hole and the tail end of the clamping protrusion are both provided with mounting plates, and a compression spring is arranged between the mounting plates.
As a preferable technical scheme of the invention, the tail end of the bearing rod is the tail end of the two-stage telescopic rod.
Compared with the prior art, the invention has the beneficial effects that:
the tin furnace fixture has the advantages of stable structure and wide application range, can fixedly clamp circuit boards with different sizes, thereby improving the practicability of the tin furnace fixture and the clamping range, and can directly rotate the clamping plate on the circuit board with small size change, change the distance between the vertical position of the clamping plate and the circuit board, and be more convenient and faster to use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a fixing clip according to the present invention;
FIG. 3 is an enlarged schematic view of structure A of FIG. 2 according to the present invention;
reference numbers in the figures:
1-clamping a plate; 2-fixing the clamp; 3-screwing the groove; 4-pressurizing memory elastic cushion; 5-inserting holes; 6, mounting a plate; 7-compression spring;
201-vertical upright posts; 202-steering sleeve; 203-carrying rod; 204-vertical clamping shaft sleeve; 205-positioning bolts;
2031-first stage telescopic rod; 2032-two stage telescopic rod; 2033-fixing the perforation; 2034-locking protrusion.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, the invention provides a reflow soldering tin furnace jig for processing a power circuit board, which comprises a clamping plate 1, wherein a plurality of fixing clamps 2 which are distributed at equal intervals and have the same structure are arranged on four edges of the clamping plate 1, the clamping plate 1 is in mutual contact with the circuit board, and the fixing clamps 2 fix the edge of the circuit board, so that uniform force application clamping operation on the circuit board is ensured, the smoothness of the plane of the circuit board is effectively determined, and solder bumps are prevented from being generated in the reflow soldering process.
The fixed clamp 2 comprises a vertical upright column 201 and a steering shaft sleeve 202 sleeved outside the vertical upright column 201, a bearing rod 203 is arranged on the steering shaft sleeve 202, a vertical clamping shaft sleeve 204 is arranged at the tail end of the bearing rod 203, an internal thread is arranged on the inner surface of the vertical clamping shaft sleeve 204, a positioning bolt 205 is arranged inside the vertical clamping shaft sleeve 204, the vertical upright column 201 is fixedly mounted on the clamping plate 1, the structure is stable, the steering shaft sleeve 202 and the bearing rod 203 rotate around the vertical upright column 201 together, the position of a clamping circuit board can be effectively changed, and the circuit board with small size change can be clamped.
The upper end of positioning bolt 205 is equipped with and screws groove 3, the lower extreme of positioning bolt 205 is equipped with pressure boost memory bullet pad 4, it is convenient for screw groove 3 and tightly go up the pine operation down to positioning bolt 205 to carry out centre gripping and release to the circuit board, pressure boost memory bullet pad 4 can be when positioning bolt 205 screws up, plays the effect of protection to the circuit board.
The carrying rod 203 comprises a first-stage telescopic rod 2031 and a second-stage telescopic rod 2032 inserted inside the first-stage telescopic rod 2031, a plurality of fixed through holes 2033 which are distributed at equal intervals and are arranged on the first-stage telescopic rod 2031, a clamping protrusion 2034 matched with the fixed through holes 2033 is arranged on the second-stage telescopic rod 2032, the tail end of the second-stage telescopic rod 2032 is the tail end of the carrying rod 203, the clamping protrusion 2034 of the second-stage telescopic rod 2032 moves in the fixed through holes 2033 of the first-stage telescopic rod 2031, the total length of the carrying rod 203 can be changed, and circuit boards of different sizes can be clamped.
Be equipped with on the secondary telescopic rod 2032 and supply the protruding 2034 of card to remove ann jack 5, the terminal of the internal surface of ann jack 5 and the protruding 2034 of card all is equipped with mounting panel 6, be equipped with compression spring 7 between the mounting panel 6, the protruding 2034 of card can remove in ann jack 5 under compression spring 7's effect to can remove secondary telescopic rod 2032 in one-level telescopic rod 2031, thereby realize the effect that changes holder length.
In summary, the main features of the present invention are: the tin furnace fixture has the advantages of stable structure and wide application range, can fixedly clamp circuit boards with different sizes, thereby improving the practicability of the tin furnace fixture and the clamping range, and can directly rotate the clamping plate on the circuit board with small size change, change the distance between the vertical position of the clamping plate and the circuit board, and be more convenient and faster to use.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (4)
1. The utility model provides a power supply circuit board processing reflow soldering tin stove tool, includes grip block (1), its characterized in that: a plurality of fixing clamps (2) which are distributed at equal intervals and have the same structure are arranged on four edges of the clamping plate (1), each fixing clamp (2) comprises a vertical upright post (201) and a steering shaft sleeve (202) sleeved outside the vertical upright post (201), a bearing rod (203) is arranged on the steering shaft sleeve (202), a vertical clamping shaft sleeve (204) is arranged at the tail end of the bearing rod (203), internal threads are arranged on the inner surface of the vertical clamping shaft sleeve (204), and a positioning bolt (205) is arranged inside the vertical clamping shaft sleeve (204);
the carrying rod (203) comprises a first-stage telescopic rod (2031) and a second-stage telescopic rod (2032) inserted inside the first-stage telescopic rod (2031), a plurality of fixed through holes (2033) distributed at equal intervals and on the same straight line are formed in the first-stage telescopic rod (2031), and a clamping protrusion (2034) matched with the fixed through holes (2033) is formed in the second-stage telescopic rod (2032).
2. The jig for the reflow soldering tin furnace of the power circuit board according to claim 1, wherein: the upper end of the positioning bolt (205) is provided with a screwing groove (3), and the lower end of the positioning bolt (205) is provided with a pressurizing memory elastic cushion (4).
3. The jig for the reflow soldering tin furnace of the power circuit board according to claim 1, wherein: be equipped with on second grade telescopic link (2032) and supply ann jack (5) that card fixed arch (2034) removed, the internal surface of ann jack (5) all is equipped with mounting panel (6) with the end of card fixed arch (2034), be equipped with compression spring (7) between mounting panel (6).
4. The jig for the reflow soldering tin furnace of the power circuit board according to claim 1, wherein: the tail end of the bearing rod (203) is the tail end of the two-stage telescopic rod (2032).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271556.3A CN112996275A (en) | 2019-12-12 | 2019-12-12 | Solder reflow furnace jig for processing power circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911271556.3A CN112996275A (en) | 2019-12-12 | 2019-12-12 | Solder reflow furnace jig for processing power circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112996275A true CN112996275A (en) | 2021-06-18 |
Family
ID=76331523
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911271556.3A Pending CN112996275A (en) | 2019-12-12 | 2019-12-12 | Solder reflow furnace jig for processing power circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112996275A (en) |
-
2019
- 2019-12-12 CN CN201911271556.3A patent/CN112996275A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20210618 |