CN112475527B - Adjustable fixing device for welding circuit board - Google Patents
Adjustable fixing device for welding circuit board Download PDFInfo
- Publication number
- CN112475527B CN112475527B CN202011343336.XA CN202011343336A CN112475527B CN 112475527 B CN112475527 B CN 112475527B CN 202011343336 A CN202011343336 A CN 202011343336A CN 112475527 B CN112475527 B CN 112475527B
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- Prior art keywords
- circuit board
- groove
- limiting
- strip
- fixing device
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
- B23K3/087—Soldering or brazing jigs, fixtures or clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K1/00—Soldering, e.g. brazing, or unsoldering
- B23K1/0008—Soldering, e.g. brazing, or unsoldering specially adapted for particular articles or work
- B23K1/0016—Brazing of electronic components
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K3/00—Tools, devices, or special appurtenances for soldering, e.g. brazing, or unsoldering, not specially adapted for particular methods
- B23K3/08—Auxiliary devices therefor
Abstract
The invention discloses an adjustable fixing device for circuit board welding, and relates to the technical field of circuit board welding. The invention comprises a supporting base; a lifting platform is arranged in the supporting base; a plurality of clamping blocks are detachably arranged in the supporting base; a sliding block is matched in the clamping block in a sliding way; a screw rod is matched in the sliding block; one end of the screw rod is connected with an output shaft of the motor; a pressure plate is matched on the upper surface of the lifting platform in a sliding way; the upper surface of the pressing plate is connected with a limiting frame in a sliding way; the upper surface of the supporting base is provided with a groove; a limiting surface is formed on one side surface of the groove; the surface of the limiting surface is provided with a strip-shaped groove; the inner bottom surface of the strip-shaped groove is provided with a guide groove; an electric lifting rod is fixed at the bottom of the lifting platform; a pair of limiting grooves is formed in the upper surface of the lifting platform. The invention solves the problems that the prior circuit board fixing device is difficult to fix circuit boards with different sizes, and the fixing is unstable, thereby causing damage to the circuit boards through the actions of the clamping block, the sliding block, the pressing plate, the limiting frame and the screw rod.
Description
Technical Field
The invention belongs to the technical field of circuit board welding, and particularly relates to an adjustable fixing device for circuit board welding.
Background
The circuit board is called printed circuit board, also called printed circuit board, is an important electronic component, is a carrier for electrical connection of electronic components, and is called printed circuit board because it is manufactured by electronic printing technology. The electronic components need to undergo a soldering process when mounted on the circuit board. The traditional welding mode is manual welding, however, the manual welding may lead to inaccurate welding fixation, so that a fixing fixture is required to be used for auxiliary welding. Utilize fixed fixture to prevent that the circuit board from appearing rocking in welding process to reduce the yields of circuit board.
The existing fixing device is often fixed in structure, one size of circuit board corresponds to one fixing device for fixing the circuit board, and a user cannot adjust the device according to the requirement of the user so as to fix the circuit boards with different sizes; and because its bayonet socket length is different on the not unidimensional circuit board, current fixing device is difficult to adjust with the length of bayonet socket complex lug for fixing device is accurate carries out spacing joint to it, and fixed unstability moreover just causes the harm to the circuit board, thereby is not convenient for weld.
Disclosure of Invention
The invention aims to provide an adjustable fixing device for welding a circuit board, which solves the problems that the existing circuit board fixing device is difficult to fix and limit clamp circuit boards with different sizes, unstable in fixing and damaging the circuit board through the actions of a lifting platform, a clamping block, a sliding block, a pressing plate, a limiting frame and a screw rod.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention relates to an adjustable fixing device for welding a circuit board, which comprises a supporting base; a lifting platform is arranged in the supporting base; a plurality of clamping blocks are detachably arranged in the supporting base; a sliding block is matched in the clamping block in a sliding way; a screw rod is matched in the sliding block; one end of the screw rod is connected with an output shaft of the motor; a pressure plate is matched on the upper surface of the lifting platform in a sliding manner; the upper surface of the pressing plate is connected with a limiting frame in a sliding mode.
Furthermore, a groove is formed in the upper surface of the supporting base; a limiting surface is formed on one side surface of the groove.
Further, a strip-shaped groove is formed in the surface of the limiting surface; the bottom surface in the strip-shaped groove is provided with a guide groove.
Further, an electric lifting rod is fixed at the bottom of the lifting platform; the upper surface of the lifting platform is provided with a pair of limiting grooves; the electric lifting rod is fixedly arranged on the inner bottom surface of the groove.
Furthermore, a guide block is formed by outwards protruding one side of the bottom of the clamping block; a notch groove is formed in one side face of the clamping block, and an accommodating cavity is formed in the top wall of the notch groove; the guide block is in sliding fit with the inner wall of the guide groove.
Furthermore, the outer side surface of the sliding block is flush with the outer side surface of the clamping block; a guide convex strip is formed on one side of the upper surface of the sliding block; threaded hole is seted up to direction sand grip a side, just thereby screw hole inner wall and lead screw threaded connection rotate through motor drive lead screw and drive slider roll-off fixture block to it is spacing to carry out the joint to the circuit board bayonet socket of different length.
Furthermore, a pair of limiting strips is arranged at the bottom of the pressing plate; the upper surface of the pressing plate is provided with a plurality of rectangular grooves; the limiting strip is in sliding fit with the inner wall of the limiting groove.
Furthermore, a damping strip is fixed on the lower surface of the pressing plate, and the edge of the circuit board is not easy to loosen due to the fact that the pressing plate presses the edge of the circuit board tightly, and meanwhile, the circuit board structure is not easy to damage due to the fact that the damping strip is made of rubber; the shock-absorbing strip is made of rubber.
Furthermore, one end of the pressure plate is fixedly connected with a barrier strip; the barrier strip is matched with one side of the circuit board body and used for limiting the circuit board at the most edge and preventing the circuit board from loosening, so that welding operation of the circuit board by welding equipment is facilitated.
Furthermore, one side surface of the limiting frame is fixedly connected with a plurality of extension plates; the end part of the extension plate is provided with a limiting block, after the circuit board is conveyed to a position corresponding to the lifting platform and matched with the limiting surface, the sliding pressing plate fixes the opposite sides of the circuit board, and then the electric telescopic rod is driven to limit and fix the adjacent sides of the circuit board through the limiting block; an electric telescopic rod is fixedly arranged on the inner surface of the limiting frame; the extension plate is in sliding fit with the inner wall of the rectangular groove; the telescopic end of the electric telescopic rod is fixed with one side face of the pressing plate.
The invention has the following beneficial effects:
1. according to the invention, a threaded hole is formed in one side surface of the guide raised line, the inner wall of the threaded hole is in threaded connection with the screw rod, and the screw rod is driven by the motor to rotate so as to drive the sliding block to slide out of the clamping block, so that circuit board bayonets with different lengths can be clamped and limited.
2. According to the invention, the damping strip is fixed on the lower surface of the pressing plate, so that the edge of the circuit board is not easy to loosen when the pressing plate presses the edge of the circuit board, and the circuit board structure is not easy to damage due to the damping strip made of rubber.
3. According to the invention, the barrier strip is fixedly connected with one end of the pressing plate and is matched with one side of the circuit board body, so that the circuit board at the most edge is limited and prevented from loosening, and the welding operation of welding equipment on the circuit board is facilitated.
4. According to the invention, the end part of the extension plate is provided with the limiting block, after the circuit board is conveyed to the corresponding position of the lifting platform and matched with the limiting surface, the sliding pressing plate fixes the opposite sides of the circuit board, and then the electric telescopic rod is driven to limit and fix the adjacent sides of the circuit board through the limiting block, so that all the circuit boards are fixed, the operation is convenient, and the circuit boards with different sizes can be fixed.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural view of an adjustable fixing device for circuit board soldering according to the present invention;
FIG. 2 is a schematic view of the mounting of the support base and the lift platform;
FIG. 3 is a schematic structural diagram of a fixture block;
FIG. 4 is a schematic structural diagram of a slider;
FIG. 5 is a schematic view of the platen;
FIG. 6 is a schematic view of the structure of the stop;
in the drawings, the reference numbers indicate the following list of parts:
1-supporting base, 2-lifting platform, 3-clamping block, 4-sliding block, 5-pressing plate, 6-limiting frame, 7-screw rod, 101-groove, 102-limiting surface, 103-strip-shaped groove, 104-guide groove, 201-electric lifting rod, 202-limiting groove, 301-guide block, 302-notch groove, 303-notch groove, 401-guide convex strip, 402-threaded hole, 501-limiting strip, 502-rectangular groove, 503-damping strip, 504-baffle strip, 601-extension plate, 602-limiting block, 603-electric telescopic rod and 701-motor.
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.
Referring to fig. 1-6, the present invention is an adjustable fixing device for circuit board welding, including a supporting base 1; a lifting platform 2 is arranged in the supporting base 1; a plurality of clamping blocks 3 are detachably arranged in the supporting base 1; a sliding block 4 is matched in the clamping block 3 in a sliding way; a screw rod 7 is matched in the slide block 4; one end of the screw rod 7 is connected with an output shaft of a motor 701, the screw rod 7 is driven to rotate through the work of the motor 701, so that the position of the sliding block 4 in the fixture block 3 is adjusted, and circuit board bayonets with different lengths are fixed; a pressing plate 5 is matched with the upper surface of the lifting platform 2 in a sliding way; the upper surface of the pressing plate 5 is connected with a limiting frame 6 in a sliding mode, the left side and the right side of the circuit board are limited and fixed, and the circuit board is prevented from shaking left and right in the welding process to influence the welding process.
Preferably, as shown in fig. 1-2, the upper surface of the supporting base 1 is provided with a groove 101; a limiting surface 102 is formed on one side surface of the groove 101 and used for limiting and fixing one side of a circuit board with a bayonet to prevent the circuit board from loosening in the welding process, so that the yield of the circuit board is low.
Preferably, as shown in fig. 2, a strip-shaped groove 103 is formed on the surface of the limiting surface 102; the inner bottom surface of the strip-shaped groove 103 is provided with a guide groove 104.
Preferably, as shown in fig. 2, an electric lifting rod 201 is fixed at the bottom of the lifting platform 2; the upper surface of the lifting platform 2 is provided with a pair of limiting grooves 202; the electric lifting rod 201 is fixedly arranged on the inner bottom surface of the groove 101.
Preferably, as shown in fig. 3, a guide block 301 is formed by outwardly protruding one side of the bottom of the latch 3; a notch groove 302 is formed in one side surface of the fixture block 3, and an accommodating cavity 303 is formed in the top wall of the notch groove 302; the guide block 301 is in sliding fit with the inner wall of the guide groove 104.
Preferably, as shown in fig. 4, the outer side surface of the sliding block 4 is flush with the outer side surface of the fixture block 3; a guide convex strip 401 is formed on one side of the upper surface of the slider 4; threaded hole 402 is seted up to direction sand grip 401 a side, and threaded hole 402 inner wall and lead screw 7 threaded connection, thereby it drives slider 4 roll-off fixture block 3 to rotate to drive lead screw 7 through motor 701 to it is spacing to carry out the joint to the circuit board bayonet socket of different length.
Preferably, as shown in fig. 5, the bottom of the pressing plate 5 is provided with a pair of limiting strips 501, which facilitate guiding the movement of the pressing plate 5, so as to press the circuit board; the upper surface of the pressing plate 5 is provided with a plurality of rectangular grooves 502; the limiting strip 501 is in sliding fit with the inner wall of the limiting groove 202.
Preferably, as shown in fig. 5, a damping strip 503 is fixed on the lower surface of the pressing plate 5, and when the pressing plate 5 presses the edge of the circuit board to make it not easy to loosen, the damping strip 503 is made of rubber, so that the circuit board structure is not easy to damage; the damping bars 503 are made of rubber.
Preferably, as shown in fig. 5, one end of the pressing plate 5 is fixedly connected with a blocking strip 504; the barrier strip 504 is engaged with one side of the circuit board body to limit the circuit board at the edge and prevent it from loosening, thereby facilitating the soldering operation of the soldering device to the circuit board.
Preferably, as shown in fig. 6, a plurality of extension plates 601 are fixedly connected to one side surface of the limiting frame 6; the end part of the extension plate 601 is provided with a limiting block 602, after the circuit board is conveyed to a position corresponding to the lifting platform 2 and matched with the limiting surface 102, the sliding pressing plate 5 fixes the opposite sides of the circuit board, and then the electric telescopic rod 603 is driven to limit and fix the adjacent sides of the circuit board through the limiting block 602, so that all the circuit boards are fixed, the operation is convenient, and the circuit boards with different sizes can be fixed; an electric telescopic rod 603 is fixedly arranged on the inner surface of the limiting frame 6; the extension plate 601 is in sliding fit with the inner wall of the rectangular groove 502; the telescopic end of the electric telescopic rod 603 is fixed with one side of the pressing plate 5.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. An adjustable fixing device for circuit board welding comprises a supporting base (1); a lifting platform (2) is arranged in the supporting base (1); the method is characterized in that:
a plurality of clamping blocks (3) are detachably arranged in the supporting base (1); a sliding block (4) is matched in the clamping block (3) in a sliding way; a screw rod (7) is matched in the sliding block (4); one end of the screw rod (7) is connected with an output shaft of a motor (701);
a pressing plate (5) is matched on the upper surface of the lifting platform (2) in a sliding manner; the upper surface of the pressing plate (5) is connected with a limiting frame (6) in a sliding manner;
the bottom of the pressure plate (5) is provided with a pair of limiting strips (501); the upper surface of the pressing plate (5) is provided with a plurality of rectangular grooves (502);
a damping strip (503) is fixed on the lower surface of the pressure plate (5); the damping strip (503) is made of rubber;
one end of the pressure plate (5) is fixedly connected with a barrier strip (504); the barrier strip (504) is matched with one side of the circuit board body;
one side surface of the limiting frame (6) is fixedly connected with a plurality of extension plates (601); a limiting block (602) is arranged at the end part of the extension plate (601); an electric telescopic rod (603) is fixedly arranged on the inner surface of the limiting frame (6); the extension plate (601) is in sliding fit with the inner wall of the rectangular groove (502); the telescopic end of the electric telescopic rod (603) is fixed with one side surface of the pressing plate (5).
2. The adjustable fixing device for circuit board welding as claimed in claim 1, wherein the supporting base (1) is provided with a groove (101) on its upper surface; a limiting surface (102) is formed on one side surface of the groove (101).
3. The adjustable fixing device for circuit board welding as claimed in claim 2, wherein a strip-shaped groove (103) is formed on the surface of the limiting surface (102); the inner bottom surface of the strip-shaped groove (103) is provided with a guide groove (104).
4. The adjustable fixing device for circuit board welding as claimed in claim 2 or 3, wherein an electric lifting rod (201) is fixed at the bottom of the lifting platform (2); the upper surface of the lifting platform (2) is provided with a pair of limiting grooves (202);
the electric lifting rod (201) is fixedly arranged on the inner bottom surface of the groove (101).
5. The adjustable fixing device for circuit board welding according to claim 3, wherein a guide block (301) is formed on one side of the bottom of the fixture block (3) in an outward protruding manner; a notch groove (302) is formed in one side face of the fixture block (3), and an accommodating cavity (303) is formed in the top wall of the notch groove (302);
the guide block (301) is in sliding fit with the inner wall of the guide groove (104).
6. The adjustable fixing device for circuit board welding as claimed in claim 1 or 5, wherein the outer side surface of the sliding block (4) is flush with the outer side surface of the fixture block (3);
one side of the upper surface of the sliding block (4) is provided with a guide convex strip (401); one side surface of the guide convex strip (401) is provided with a threaded hole (402), and the inner wall of the threaded hole (402) is in threaded connection with the screw rod (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011343336.XA CN112475527B (en) | 2020-11-25 | 2020-11-25 | Adjustable fixing device for welding circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011343336.XA CN112475527B (en) | 2020-11-25 | 2020-11-25 | Adjustable fixing device for welding circuit board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112475527A CN112475527A (en) | 2021-03-12 |
| CN112475527B true CN112475527B (en) | 2022-09-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011343336.XA Active CN112475527B (en) | 2020-11-25 | 2020-11-25 | Adjustable fixing device for welding circuit board |
Country Status (1)
| Country | Link |
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| CN (1) | CN112475527B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114193009B (en) * | 2021-12-06 | 2024-04-05 | 上海航天电子通讯设备研究所 | Universal clamping device for laser seal welding of microwave assembly |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201315322A (en) * | 2011-09-16 | 2013-04-01 | Askey Technology Jiangsu Ltd | Fixing frame and assembled fixing device for coating solder paste on printed circuit board |
| CN207358329U (en) * | 2017-09-13 | 2018-05-15 | 安徽恒信通智能科技有限公司 | One kind is used for integrated circuit board fixer |
| CN208132266U (en) * | 2018-05-05 | 2018-11-23 | 韶关市武江区中久电子科技有限公司 | Spot welding device is used in a kind of processing of circuit board |
| CN209407753U (en) * | 2019-01-12 | 2019-09-20 | 杭州隆茂五金制造有限公司 | A kind of bonding machine |
| CN211192390U (en) * | 2019-10-08 | 2020-08-07 | 深圳市春雷鸣科技有限公司 | Plug-in positioning device for router mainboard production |
| CN211072145U (en) * | 2019-10-30 | 2020-07-24 | 深圳市盈富仕科技有限公司 | Clamping tool for welding integrated circuit board |
| CN210878327U (en) * | 2019-11-15 | 2020-06-30 | 合肥科安设备安装有限公司 | Electronic and electrical device welding combined clamp |
| CN211915954U (en) * | 2020-03-23 | 2020-11-13 | 浙江深华颖智能科技有限公司 | Circuit board welding positioning tool |
-
2020
- 2020-11-25 CN CN202011343336.XA patent/CN112475527B/en active Active
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| CN112475527A (en) | 2021-03-12 |
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