Welding detection tool

Abstract

The utility model provides a welding detection tool, which comprises a base, a movable groove is arranged on the base, a pressing strip is movably arranged in the movable groove, a positioning groove is arranged on one side of the base close to the movable groove, the positioning groove is connected with the movable groove, a PCBA (Printed Circuit Board Assembly) board is placed at the joint of the positioning groove and the movable groove, and the PCBA board is arranged in the movable groove. The base is provided with a pressing strip, the pressing strip is used for pressing the PCBA, the base is symmetrically provided with fixing mechanisms, the fixing mechanisms are used for fixing the pressing strip, one side of the base is provided with a magnifying lens, the magnifying lens is connected with a telescopic assembly, the telescopic assembly is installed on the outer wall of one side of the base, and the PCBA with or without a data line can be fixed. And meanwhile, the magnifying glass of which the position can be randomly adjusted is arranged, so that the welding condition on the PCBA board can be conveniently observed.

Description

Technical Field

[0001] The utility model relates to the technical field of welding auxiliary equipment, in particular to a welding detection tool. Background Art

[0002] As an important part of modern electronic equipment, the quality of PCBA board directly affects the performance of the product. At present, most of the quality inspection of PCBA board is done manually, and some are inspected by visual inspection equipment, which is more efficient. The board inspection tool is a special inspection equipment for circuit boards and is indispensable.

[0003] The existing welding inspection tooling has the following problems:

[0004] 1. The existing tooling is based on the fixing method of the four corners and the two ends. In the active product part, there may be data cables or connecting cables on the PCBA board, which makes it difficult to fix the PCBA board.

[0005] 2. The welding requirements for tiny PCBA boards are very high. It is difficult for operators to see the welding effect on tiny PCBA boards with the naked eye, or it is difficult to confirm whether there is a cold solder joint during welding.

[0006] The purpose of the utility model is to provide a welding detection tool to solve the problems mentioned in the above background technology. Utility Model Content

[0007] To achieve the above-mentioned purpose, the utility model provides a welding detection tool, including a base, a movable groove is provided on the base, a pressure strip is movably installed in the movable groove, a positioning groove is provided on the side of the base close to the movable groove, the positioning groove is connected with the movable groove, the connection between the positioning groove and the movable groove is used to place the PCBA board, the pressure strip is used to press the PCBA board, the base is symmetrically provided with fixing mechanisms, the fixing mechanism is used to fix the pressure strip, a magnifying glass is provided on one side of the base, the magnifying glass is connected with a telescopic component, and the telescopic component is installed on one side outer wall of the base.

[0008] As a further improvement of the utility model, fixed shafts are provided on the inner walls on both sides of one end of the movable groove, and the outer walls on both sides of the pressure strip are rotatably connected to the fixed shaft. A groove is provided at the end of the movable groove near one end of the fixed shaft, and the groove is located below the connection between the pressure strip and the fixed shaft. Magnetic patches are provided on the opposite sides of the movable groove and the pressure strip.

[0009] As a further improvement of the utility model, a reserved groove is provided in the movable groove, and one end of the reserved groove is communicated with the positioning groove.

[0010] As a further improvement of the utility model, the fixing mechanism includes symmetrically installed vertical plates, the tops of the vertical plates are fixedly installed on the base, movable plates are rotatably installed between the vertical plates, and a clamping piece is provided on the top of the end of the movable plate, and the clamping piece is used to fix the pressure strip.

[0011] As a further improvement of the present invention, a waist groove is provided on one side outer wall of the vertical plate, and rotating shafts are fixedly connected on both sides of the movable plate. The rotating shafts are movably installed in the waist groove, and an opening is provided at one end of the vertical plate away from the waist groove. Limiting columns are fixedly installed on both sides of the movable plate, and the limiting columns cooperate with the openings to limit and fix the upper and lower positions of the movable plate. The vertical plate near one end of the waist groove is fixedly connected to a limiting block.

[0012] As a further improvement of the utility model, the clamping member includes a threaded column and a gripping rod. The movable plate is provided with a threaded through hole. The threaded column is rotatably installed in the threaded through hole. The top of the threaded column is fixedly connected to the gripping rod, and the bottom of the threaded column is fixedly connected to a rubber block.

[0013] As a further improvement of the present invention, the telescopic assembly includes a base and a hollow column. The base is fixedly mounted on an outer wall of one side of the base, the bottom of the hollow column is fixedly connected to the top of the base, a movable column is rotatably connected inside the hollow column, a first fixed ring is fixedly connected to the top of the movable column, a positioning shaft is fixedly connected to both sides of the first fixed ring, a first movable arm is rotatably connected to the positioning shaft, a second fixed ring is connected to the top of the first movable arm, the second fixed ring is connected to the second movable arm via the positioning shaft, the end of the second movable arm is rotatably connected to a third fixed ring, the outer wall of the third fixed ring is fixedly connected to a connecting rod, and the connecting rod is fixedly connected to the outer wall of the magnifying glass.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] 1. The utility model is provided with a pressure strip, and through the magnetic patch arranged on the opposite surface of the pressure strip and the movable groove, after the PCBA board is placed from the positioning groove into the movable groove, the pressure strip is pulled toward the movable groove so that the pressure strip rotates around the fixed axis of the inner wall of the movable groove until the magnetic patch on the pressure strip is magnetically attached to the magnetic patch on the movable groove to pre-fix the PCBA board.

[0016] 2. The utility model is provided with a fixing mechanism. After the pressure strip pre-fixes the PCBA board, the movable plate between the vertical plates is pulled to move in the direction of the movable groove. At this time, the rotating shafts on both sides of the movable plate rotate in the waist groove until the movable plate is parallel to the base and then push the movable plate in the direction of the waist groove, so that the limiting columns on both sides of the movable plate enter the opening of the vertical plate, thereby realizing the limiting fixation of the movable plate in the vertical direction. Subsequently, the grip rod is held to rotate the threaded column until the rubber block at the bottom of the threaded column is tightly fixed to the top of the pressure strip and then stops rotating, so as to realize the pressing and fixing of the pressure strip, increase the stability of the fixation of the PCBA board, and effectively prevent loosening during welding. By setting the PCBA board to be clamped and fixed on one side, the PCBA board with or without a data cable can be clamped and fixed, which is highly practical.

[0017] 3. The utility model is provided with a magnifying glass and a telescopic component. The first movable arm and the second movable arm connected by the positioning axis on the first fixed ring and the second fixed ring provided in the telescopic component can be rotated around the axis at will to adjust the height of the magnifying glass. Furthermore, the movable column connected to the first fixed ring can be rotated 360 degrees in the hollow column on the base to realize the horizontal direction of the magnifying glass to be adjusted at will, and the third fixed ring connects the magnifying glass and the second movable arm to be rotatably connected so that the upper and lower positions of the magnifying glass can be adjusted at will separately, thereby realizing the position of the magnifying glass to be adjusted at will in actual needs, so as to facilitate the observation of details on the PCBA board and facilitate better welding. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is an exploded view of the layering strip and the base of the utility model;

[0020] Figure 3 It is a front view of the utility model;

[0021] Figure 4 It is a three-dimensional structural schematic diagram of the utility model;

[0022] Figure 5 It is a three-dimensional rear view of the utility model;

[0023] Figure 6 It is a schematic diagram of the structure of the magnifying glass and the telescopic assembly of the utility model.

[0024] In the figure: 1. base; 101. movable groove; 102. positioning groove; 103. reserved groove; 104. fixed shaft; 105. groove; 2. pressure strip; 3. vertical plate; 301. movable plate; 302. waist groove; 303. rotating shaft; 304. opening; 305. limiting column; 306. limiting block; 4. threaded column; 401. grip rod; 402. rubber block; 5. base; 501. hollow column; 502. movable column; 503. first fixed ring; 504. positioning shaft; 505. first movable arm; 506. second fixed ring; 507. second movable arm; 508. third fixed ring; 509. connecting rod; 6. PCBA board; 7. magnifying glass. DETAILED DESCRIPTION

[0025] In order to facilitate the understanding of the present invention, the present invention will be described in more detail below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings, but the present invention can be implemented in different forms and is not limited to the embodiments described in the text. On the contrary, these embodiments are provided to make the content disclosed in the present invention more thorough and comprehensive.

[0026] It should be noted that when an element is referred to as being "fixed on" another element, it may be directly on the other element or there may be a central element. When an element is considered to be "connected to" another element, it may be directly connected to the other element or there may be a central element at the same time. The terms "vertical", "horizontal", "left", "right" and similar expressions used in this article are for illustrative purposes only.

[0027] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly connected by technicians in the technical field of the present invention. The terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used in this article includes any and all combinations of one or more related listed items.

[0028] The utility model is further described in detail below in conjunction with the accompanying drawings.

[0029] Embodiment 1:

[0030] See also Figure 1-3 The utility model provides a welding detection tool, including a base 1, a movable groove 101 is provided on the base 1, a pressure strip 2 is movably installed in the movable groove 101, a positioning groove 102 is provided on one side of the base 1 close to the movable groove 101, the positioning groove 102 is connected with the movable groove 101, the connection between the positioning groove 102 and the movable groove 101 is used to place a PCBA board 6, and the pressure strip 2 is used to press the PCBA board 6.

[0031] A fixed shaft 104 is provided on the inner walls on both sides of one end of the movable groove 101, and the outer walls on both sides of the pressure strip 2 are rotatably connected to the fixed shaft 104. A groove 105 is provided at the end of the movable groove 101 close to one end of the fixed shaft 104, and the groove 105 is located below the connection between the pressure strip 2 and the fixed shaft 104. Magnetic patches are provided on the opposite sides of the movable groove 101 and the pressure strip 2.

[0032] A reserved groove 103 is provided in the movable groove 101 , and one end of the reserved groove 103 is communicated with the positioning groove 102 .

[0033] When in use, through the magnetic patch arranged on the opposite surface of the pressure strip 2 and the movable groove 101, after the PCBA board 6 is placed into the movable groove 101 from the positioning groove 102, the pressure strip 2 can be pulled toward the movable groove 101 so that the pressure strip 2 rotates around the fixed axis 104 on the inner wall of the movable groove 101 until the magnetic patch on the pressure strip 2 is magnetically attached to the magnetic patch on the movable groove 101 to pre-fix the PCBA board 6.

[0034] Embodiment 2:

[0035] Please pay attention to Figure 3-4 The base 1 is symmetrically provided with a fixing mechanism, and the fixing mechanism is used to fix the pressure strip 2.

[0036] The fixing mechanism includes symmetrically installed vertical plates 3, the tops of the vertical plates 3 are fixedly installed on the base 1, and a movable plate 301 is rotatably installed between the vertical plates 3. A clamping piece is provided at the top of the end of the movable plate 301, and the clamping piece is used to fix the pressure strip 2.

[0037] A waist groove 302 is provided on one side outer wall of the vertical plate 3, and rotating shafts 303 are fixedly connected on both sides of the movable plate 301. The rotating shafts 303 are movably installed in the waist groove 302. An opening 304 is provided on the end of the vertical plate 3 away from the waist groove 302. Limiting columns 305 are fixedly installed on both sides of the movable plate 301. The limiting columns 305 cooperate with the openings 304 to limit and fix the upper and lower positions of the movable plate 301. The vertical plate 3 near one end of the waist groove 302 is fixedly connected with a limiting block 306.

[0038] The clamping member includes a threaded column 4 and a gripping rod 401 . The movable plate 301 is provided with a threaded through hole. The threaded column 4 is rotatably installed in the threaded through hole. The top of the threaded column 4 is fixedly connected to the gripping rod 401 , and the bottom of the threaded column 4 is fixedly connected to a rubber block 402 .

[0039] When in use, after the pressure strip 2 pre-fixes the PCBA board 6, the movable plate 301 between the vertical plates 3 is pulled to move in the direction of the movable groove 101. At this time, the rotating shafts 303 on both sides of the movable plate 301 rotate in the waist groove 302 until the movable plate 301 is parallel to the base 1, and then the movable plate 301 is pushed in the direction of the waist groove 302, so that the limiting columns 305 on both sides of the movable plate 301 enter the openings 304 of the vertical plates 3, thereby realizing the vertical limit fixation of the movable plate 301, and then holding the grip rod 401 to rotate the threaded column 4 until the rubber block 402 at the bottom of the threaded column 4 is tightly fixed to the top of the pressure strip 2 and then stops rotating, so as to realize the compression and fixation of the pressure strip 2, increase the stability of the fixation of the PCBA board 6, and effectively prevent loosening during welding. The rubber block 402 prevents the threaded column 4 from damaging the pressure strip 2 when the pressure strip 2 is pressed and fixed, thereby increasing the service life of the pressure strip 2. When welding is completed, it is only necessary to rotate the threaded column 4 in the opposite direction so that the rubber block 402 at the bottom of the threaded column 4 releases the limit on the pressure strip 2, and then pull the movable plate 301 toward the opening 304, so that the limit columns 305 on both sides of the movable plate 301 are disengaged from the opening 304. At the same time, the shaft 303 moves to the end of the waist groove 302 close to the opening 304, and then the movable plate 301 is lifted up and rotated 180 degrees and falls on the limit block 306. Then the pressure strip 2 is lifted, and the PCBA board 6 can be removed. By setting it to a single-sided clamping and fixing method for the PCBA board 6, it can be achieved that the PCBA board 6 with or without a data cable can be clamped and fixed, which is highly practical.

[0040] Embodiment three:

[0041] Please pay attention to Figure 5-6 A magnifying glass 7 is provided on one side of the base 1 , and the magnifying glass 7 is connected to a telescopic component, and the telescopic component is installed on an outer wall of one side of the base 1 .

[0042] The telescopic assembly includes a base 5 and a hollow column 501. The base 5 is fixedly installed on an outer wall of one side of the base 1. The bottom of the hollow column 501 is fixedly connected to the top of the base 5. A movable column 502 is rotatably connected in the hollow column 501. A first fixed ring 503 is fixedly connected to the top of the movable column 502. Positioning shafts 504 are fixedly connected to both sides of the first fixed ring 503. A first movable arm 505 is rotatably connected to the positioning shaft 504. A second fixed ring 506 is connected to the top of the first movable arm 505. The second fixed ring 506 is connected to the second movable arm 507 through the positioning shaft 504. The end of the second movable arm 507 is rotatably connected to a third fixed ring 508. A connecting rod 509 is fixedly connected to the outer wall of the third fixed ring 508. The connecting rod 509 is fixedly connected to the outer wall of the magnifying glass 7.

[0043] When in use, the first movable arm 505 and the second movable arm 507 connected by the positioning axis 504 on the first fixed ring 503 and the second fixed ring 506 set in the telescopic assembly can be rotated around the axis to adjust the height of the magnifying glass 7. Furthermore, the movable column 502 connected to the first fixed ring 503 can rotate 360 ​​degrees in the hollow column 501 on the base 5, so as to realize the arbitrary adjustment of the horizontal direction of the magnifying glass 7, and the third fixed ring 508 connects the magnifying glass 7 and the second movable arm 507 to rotate and adjust the upper and lower positions of the magnifying glass 7 separately, so as to realize the arbitrary adjustment of the position of the magnifying glass 7 in actual needs, so as to facilitate the observation of details on the PCBA board 6, which is conducive to better welding.

[0044] In this embodiment, the first movable arm 505, the second movable arm 507 and the outer shell of the magnifying glass 7 are all made of magnetically attractive materials. A magnetic energy-saving lamp can be magnetically attracted to the bottom of the first movable arm 505, the second movable arm 507 and the outer shell of the magnifying glass 7 to provide an irradiation light source when the PBCA board is welded, which is conducive to better observation of the welding status on the PBCA board.

[0045] The above description of the utility model in combination with the accompanying drawings is an exemplary description. Obviously, the specific implementation of the utility model is not limited to the above-mentioned method. As long as the non-substantial improvements are made by adopting the method concept and technical solution of the utility model, or the concept and technical solution of the utility model are directly applied to other occasions without improvement, they are all within the protection scope of the utility model.

Claims

1. A welding inspection tool, characterized in that: The invention comprises a base (1), wherein a movable groove (101) is provided on the base (1), a pressure strip (2) is movably installed in the movable groove (101), a positioning groove (102) is provided on a side of the base (1) close to the movable groove (101), the positioning groove (102) is connected with the movable groove (101), the connection between the positioning groove (102) and the movable groove (101) is used to place a PCBA board (6), the pressure strip (2) is used to press the PCBA board (6), a fixing mechanism is symmetrically provided on the base (1), the fixing mechanism is used to fix the pressure strip (2), a magnifying glass (7) is provided on one side of the base (1), the magnifying glass (7) is connected with a telescopic component, and the telescopic component is installed on an outer wall of one side of the base (1).

2. A welding inspection tool according to claim 1, characterized in that: The inner walls on both sides of one end of the movable groove (101) are provided with fixed shafts (104), the outer walls on both sides of the pressure strip (2) are rotatably connected to the fixed shaft (104), a groove (105) is provided at the end of the movable groove (101) close to one end of the fixed shaft (104), the groove (105) is located below the connection between the pressure strip (2) and the fixed shaft (104), and magnetic patches are provided on the opposite sides of the movable groove (101) and the pressure strip (2).

3. A welding inspection tool according to claim 1, characterized in that: A reserved groove (103) is provided in the movable groove (101), and one end of the reserved groove (103) is connected to the positioning groove (102).

4. A welding inspection tool according to claim 1, characterized in that: The fixing mechanism comprises symmetrically mounted vertical plates (3), the tops of the vertical plates (3) being fixedly mounted on the base (1), a movable plate (301) being rotatably mounted between the vertical plates (3), a clamping piece being provided at the top of the end of the movable plate (301), and the clamping piece being used to fix the pressure strip (2).

5. A welding inspection tool according to claim 4, characterized in that: A waist groove (302) is provided on one side outer wall of the vertical plate (3), and rotating shafts (303) are fixedly connected on both sides of the movable plate (301), and the rotating shafts (303) are movably installed in the waist groove (302). An opening (304) is provided at one end of the vertical plate (3) away from the waist groove (302), and limiting columns (305) are fixedly installed on both sides of the movable plate (301), and the limiting columns (305) cooperate with the openings (304) to limit and fix the upper and lower positions of the movable plate (301), and the vertical plate (3) near one end of the waist groove (302) is fixedly connected to a limiting block (306).

6. A welding inspection tool according to claim 4, characterized in that: The clamping member comprises a threaded column (4) and a gripping rod (401); a threaded through hole is provided on the movable plate (301); the threaded column (4) is rotatably mounted in the threaded through hole; the top of the threaded column (4) is fixedly connected to the gripping rod (401); and the bottom of the threaded column (4) is fixedly connected to a rubber block (402).

7. A welding inspection tool according to claim 1, characterized in that: The telescopic assembly comprises a base (5) and a hollow column (501); the base (5) is fixedly mounted on an outer wall of one side of the base (1); the bottom of the hollow column (501) is fixedly connected to the top of the base (5); a movable column (502) is rotatably connected inside the hollow column (501); the top of the movable column (502) is fixedly connected to a first fixing ring (503); both sides of the first fixing ring (503) are fixedly connected to positioning shafts (504); the positioning shafts (504) are ) is rotatably connected to a first movable arm (505), the top of the first movable arm (505) is connected to a second fixed ring (506), the second fixed ring (506) is connected to a second movable arm (507) via a positioning shaft (504), the end of the second movable arm (507) is rotatably connected to a third fixed ring (508), the outer wall of the third fixed ring (508) is fixedly connected to a connecting rod (509), and the connecting rod (509) is fixedly connected to the outer wall of the magnifying glass (7).

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