CN213718351U - Universal clamp for circuit board - Google Patents
Universal clamp for circuit board Download PDFInfo
- Publication number
- CN213718351U CN213718351U CN202023345040.XU CN202023345040U CN213718351U CN 213718351 U CN213718351 U CN 213718351U CN 202023345040 U CN202023345040 U CN 202023345040U CN 213718351 U CN213718351 U CN 213718351U
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- circuit board
- frame body
- inner frame
- supporting
- strip
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Abstract
The utility model relates to an omnipotent anchor clamps of circuit board, including outer frame body and inner frame body, inner frame body connects in the inboard of outer frame body, one of them inboard edge of inner frame body sets up to nearly station limit, nearly station limit is connected with a plurality of first support strips that are used for one of them side of supporting circuit board, inner frame body is equipped with the layer board with one of them inboard edge that nearly station limit is adjacent, a bottom surface that the layer board for one of them end of supporting circuit board is close to inner frame body, sliding connection has the pin that is the level setting in the inner frame body, the pin is parallel with nearly station limit, the pin both ends all are equipped with the locking Assembly who is used for locking the pin position, the locking Assembly is connected. This application has the effect of the circuit board adaptation of being convenient for with unidimensional not.
Description
Technical Field
The application relates to the field of circuit board clamps, in particular to a universal clamp for a circuit board.
Background
Wave soldering is the process of soldering by contacting the soldering surface of the plug-in board with high temperature liquid tin, the high temperature liquid tin keeps an inclined surface, and the liquid tin forms a wave-like phenomenon by a special device, so the soldering is called wave soldering.
In the related art, a clamp for wave soldering includes a frame, a ring of slots are formed in the top surface of the frame, and the slots are communicated with the inner side of the frame and used for placing a circuit board with a specified size. So that the fixture is a fixed size structure, but different sizes of circuit boards require different sizes of fixtures, so manufacturers generally prepare fixtures with different sizes. After the circuit board with a certain size is eliminated or stopped producing, the corresponding wave-soldering clamp is scrapped.
In view of the above-mentioned related art, the inventor believes that the above-mentioned jig is provided in a fixed size, which causes a drawback that it is inconvenient to fit with circuit boards of different sizes.
SUMMERY OF THE UTILITY MODEL
In order to facilitate the circuit board adaptation with different sizes, the application provides a circuit board universal fixturing.
The application provides a circuit board universal clamp adopts following technical scheme:
the utility model provides an omnipotent anchor clamps of circuit board, includes outer frame body and inner frame body, inner frame body connects in the inboard of outer frame body, one of them inboard edge of inner frame body sets up to nearly station limit, nearly station limit is connected with a plurality of first support strips that are used for one of them side of bearing circuit board, inner frame body is equipped with the layer board with one of them inboard edge that nearly station limit is adjacent for one of them one end of bearing circuit board the bottom surface that the layer board is close to inner frame body, sliding connection has the pin that is the level setting in the inner frame body, the pin is parallel with nearly station limit, the pin both ends all are equipped with the locking Assembly who is used for locking the pin position, the locking Assembly is connected with the inner frame body top surface.
Through adopting above-mentioned technical scheme, the workman places the circuit board in the inside casing, and one of them side of first support strip bearing circuit board, wherein one end of layer board bearing circuit board slides the pin again for the side of pin orientation first support strip supports one side that the nearly station limit was kept away from to the tight circuit board, and then presss from both sides tight circuit board, thereby the not unidimensional circuit board of adaptation of being convenient for.
Optionally, the locking assembly comprises a connecting block, a sliding bolt and a butterfly nut, the connecting block is horizontally arranged, one end of the connecting block is connected to the top surface of the stop lever, the connecting block is close to one end of the stop lever, one end, far away from the stop lever, of the connecting block is located above the inner frame body, a circle of sliding groove is formed in the top surface of the inner frame body, the vertical section of the sliding groove is arranged in an inverted T shape, the sliding bolt is slidably connected into the sliding groove, a bolt cap of the sliding bolt is located in the sliding groove, the part, extending out of the sliding groove, of the sliding bolt is arranged to penetrate through the connecting block, the butterfly nut is in threaded connection with the top end of the sliding bolt, and the bottom surface.
By adopting the technical scheme, the stop lever can be unlocked by loosening the butterfly nut, so that the position of the stop lever can be adjusted according to the size of the circuit board; the butterfly nut is tightened by twisting, the butterfly nut is matched with the sliding bolt to lock the connecting block on the top surface of the inner frame body, and then the stop lever is locked, so that the position of the stop lever can be adjusted conveniently and quickly by workers.
Optionally, the stop lever is provided with a plurality of supporting components, and the number of the supporting components for supporting and tightly abutting against the circuit board is equal to the number of the first supporting strips.
Through adopting above-mentioned technical scheme, bearing subassembly and pin cooperation are favorable to better stable circuit board for the more stable tight circuit board of clamp of anchor clamps.
Optionally, the bearing assembly includes a second connecting piece and a second supporting strip, the second connecting piece is connected to the stop lever through a bolt, the second supporting strip is connected to the side of the second connecting piece facing the first supporting strip and used for bearing the bottom surface of the circuit board far away from the side of the first supporting strip, where the second supporting strip is close to the stop lever.
Through adopting above-mentioned technical scheme, the second holds in the palm the position that the strip provided the bearing for the side that the first support strip was kept away from to the circuit board, and then is favorable to the better tight circuit board that supports of pin to the stability that anchor clamps pressed from both sides tight circuit board has been improved.
Optionally, the second connecting piece is provided with two spring pieces towards the side of the first supporting strip, the spring pieces for abutting against the circuit board are vertically arranged, and the spring pieces are located above the second supporting strip.
Through adopting above-mentioned technical scheme, the spring leaf plays and supports the effect that the side of keeping away from first support strip of tight circuit board to be favorable to the better clamping circuit board of anchor clamps.
Optionally, the second supporting strip is provided with two notches, and the bottom ends of the two spring pieces respectively penetrate through the two notches.
By adopting the technical scheme, the contact area between the spring piece and the circuit board is increased, so that the spring piece can better support the circuit board tightly.
Optionally, the inner frame body top surface is connected with a plurality of first connecting pieces, the quantity of first connecting pieces equals with the quantity of first holding in the palm strip, first connecting piece is located nearly station limit department, first connecting piece passes through the bolt and can dismantle with inner frame body and be connected, first connecting piece is relative the setting with the second connecting piece that corresponds, first holding in the palm the strip and connects in the side of first connecting piece orientation second holding in the palm the strip, first holding in the palm the strip is relative the setting with the second holding in the palm strip that corresponds.
Through adopting above-mentioned technical scheme, the better cooperation of first support strip and second support strip is favorable to increasing the stability of circuit board, also is convenient for the quantity of the first support strip of workman's circuit board size selection and second support strip.
Alternatively, a portion of the first connecting piece facing the stopper rod is disposed obliquely downward.
Through adopting above-mentioned technical scheme, when the workman placed the circuit board, the circuit board was close to the side of first connecting piece and slides to first support strip along the part of first connecting piece orientation pin to the workman of being convenient for places the circuit board.
Drawings
FIG. 1 is a schematic view of the overall structure of a universal circuit board fixture of the present embodiment.
FIG. 2 is a sectional view of a circuit board universal fixture of the present embodiment.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a partially enlarged schematic view of a portion B in fig. 1.
Fig. 5 is a partially enlarged schematic view of a portion C in fig. 2.
Fig. 6 is a partially enlarged schematic view of a portion D in fig. 1.
Description of reference numerals: 1. an outer frame body; 2. an inner frame body; 3. approaching the station edge; 4. a first connecting piece; 5. a first support strip; 6. a support plate; 7. a stop lever; 8. a groove; 9. a first horizontal portion; 10. an extension portion; 11. a first card slot; 12. a support sheet; 13. a second connecting sheet; 14. a second support strip; 15. a second horizontal portion; 16. a vertical portion; 17. a second card slot; 18. a spring plate; 19. a notch; 20. connecting blocks; 21. a sliding bolt; 22. a butterfly nut; 23. a chute; 24. and (6) entering the port.
Detailed Description
The present application is described in further detail below with reference to figures 1-6.
The embodiment of the application discloses universal clamp for circuit boards. Referring to fig. 1 and 2, a universal fixture for circuit boards comprises an outer frame 1 and an inner frame 2, wherein the outer frame 1 and the inner frame 2 are both horizontally rectangular frames, and the inner frame 2 is fixed on the inner side of the outer frame 1, so that four outer sides of the inner frame 2 are respectively connected with four inner sides of the outer frame 1. One of them long side of interior framework 2 is set for nearly station limit 3, and nearly station limit 3 is connected with a plurality of first connecting piece 4, and a plurality of first connecting piece 4 set gradually along the length direction on nearly station limit 3, and two adjacent first connecting piece 4 butt each other. The first connecting plate 4 is fixed with a first supporting strip 5 for supporting one side of the circuit board. The inner frame body 2 is fixed with a supporting plate 6 which is horizontally arranged with one of the inner side edges adjacent to the station side 3, the length direction of the supporting plate 6 is parallel to the width direction of the inner frame body 2, and the supporting plate 6 is close to the bottom surface of the inner frame body 2 and is used for supporting one end of the circuit board. The two short sides of the inner frame body 2 are connected with a stop lever 7 which is horizontally arranged in a sliding mode, the stop lever 7 is located above the supporting plate 6, and the length direction of the stop lever 7 is parallel to the length direction of the position-approaching side 3. Both ends of the stop lever 7 are provided with locking components, and the locking components are connected with the top surface of the inner frame body 2 and used for locking the position of the stop lever 7.
Referring to fig. 1, a circle of groove 8 is formed in the top surface of the outer frame 1, and the notch of the groove 8 is shaped like a Chinese character 'hui'. The top surface of the outer frame body 1 is higher than the top surface of the inner frame body 2, and the bottom surface of the outer frame body 1 is flush with the bottom surface of the inner frame body 2.
Referring to fig. 2 and 3, the first connecting piece 4 includes a first horizontal portion 9 and an extending portion 10, a bottom surface of the first horizontal portion 9 abuts against a top surface of the inner frame 2 and is located near the station edge 3, and the first horizontal portion 9 is detachably connected to the inner frame 2 by a bolt. The top of the extending part 10 is fixed on the side of the first horizontal part 9 near the stop rod 7, and the bottom of the extending part 10 is lower than the bottom surface of the inner frame 2. The first supporting strip 5 is horizontally arranged and fixed on the side surface of the extending part 10 facing the stop lever 7, and the first supporting strip 5 is close to the bottom of the extending part 10.
Referring to fig. 2 and 3, in order to facilitate a worker to place one of the sides of the circuit board on the first carrier strip 5, the extension 10 is disposed to be inclined downward. The side edge of the circuit board close to the first connecting piece 4 slides to the first supporting strip 5 along the inclined surface of the extending part 10 towards the stop lever 7.
Referring to fig. 2 and 3, the length direction of the first supporting strip 5 is parallel to the length direction of the near-station edge 3, a first clamping groove 11 is formed in the side edge, facing the stop lever 7, of the first supporting strip 5, the first clamping groove 11 penetrates through the top surface of the first supporting strip 5, and two ends of the first clamping groove 11 penetrate through two ends of the first supporting strip 5 respectively. Two adjacent first draw-in grooves 11 communicate each other end to end, provide the position of placing for one of them side of circuit board.
Referring to fig. 3 and 4, the side edge of the supporting plate 6 far from the inner frame body 2 is integrally formed with a supporting sheet 12 which is horizontally arranged, the length of the supporting sheet 12 is equal to that of the supporting plate 6, the supporting sheet 12 is close to the bottom surface of the supporting plate 6, and the top surface of the supporting sheet 12 is matched with the first clamping groove 11 in height, so that a placing position is provided for one end of the circuit board.
Referring to fig. 2, the stop rod 7 is provided with a plurality of supporting members, the number of the supporting members is equal to the number of the first supporting strips 5, and the supporting members are used for supporting and tightly abutting against the side edge of the circuit board far away from the first supporting strips 5.
Referring to fig. 3 and 4, the supporting assembly comprises a second connecting piece 13 and a second supporting strip 14, the second connecting piece 13 comprises a second horizontal part 15 and a vertical part 16, the bottom surface of the second horizontal part 15 is abutted against the top surface of the stop rod 7, and the second horizontal part 15 is detachably connected with the top surface of the stop rod 7 through a bolt. The top end of the vertical part 16 is fixed on the side edge of the second horizontal part 15 facing the near station edge 3, and the side surface of the vertical part 16 departing from the near station edge 3 is abutted against the stop lever 7. The vertical portions 16 are respectively opposite to the first supporting strips 5. The second supporting strip 14 is horizontally arranged and fixed on the side surface of the vertical part 16 facing the first supporting strip 5, and is used for supporting the bottom surface, close to the stop lever 7, of the second supporting strip 14 on the side edge of the circuit board far away from the first supporting strip 5.
Referring to fig. 3 and 5, a second clamping groove 17 is formed in the side edge, facing the first supporting strip 5, of the second supporting strip 14, the second clamping groove 17 penetrates through the top surface of the second supporting strip 14, and two ends of the second clamping groove 17 penetrate through two ends of the second supporting strip 14 respectively, so that a placing position is provided for the side edge, far away from the near-station edge 3, of the circuit board.
Referring to fig. 3 and 5, two spring strips 18 are arranged on the side surface of the vertical part 16 facing the first supporting strip 5, the top ends of the spring strips 18 are detachably connected with the vertical part 16 through bolts, and a certain distance is reserved between the two spring strips 18 for tightly abutting against the circuit board.
Referring to fig. 4 and 5, the spring plate 18 is located above the second supporting strip 14, the second supporting strip 14 is provided with two notches 19, the bottom ends of the two spring plates 18 respectively penetrate through the two notches 19, and one end of the spring plate 18 located in the notch 19 is close to the second slot 17, so that the contact area between the spring plate 18 and the circuit board is increased, and the spring plate 18 better abuts against the circuit board.
Referring to fig. 4, the locking assembly includes connecting block 20, sliding bolt 21 and butterfly nut 22, and connecting block 20 is horizontal setting, and one of them one end of connecting block 20 is fixed in the top surface of pin 7, and connecting block 20 is close to one of them one end of pin 7, and the one end that connecting block 20 kept away from pin 7 is located the top of interior framework 2 and just supports with interior framework 2 top surface. The top surface of the inner frame body 2 is provided with a circle of sliding grooves 23, the sliding bolts 21 are slidably connected in the sliding grooves 23, the bolt caps of the sliding bolts 21 are positioned in the sliding grooves 23, the vertical sections of the sliding grooves 23 are in an inverted T shape, the bolt caps of the sliding bolts 21 are limited to slide in the sliding grooves 23, and the rotation of the sliding bolts 21 is favorably reduced. The part of the sliding bolt 21 extending out of the sliding groove 23 penetrates through the connecting block 20 and is connected with the connecting block 20 in a sliding mode, and the butterfly nut 22 is connected to the top end of the sliding bolt 21 in a threaded mode. When the position of the stop lever 7 is locked, the bottom surface of the wing nut 22 abuts against the top surface of the connecting block 20.
Referring to fig. 1 and 6, two inlet openings 24 for sliding the caps of the sliding bolts 21 are provided at the notches of the sliding grooves 23, and the two inlet openings 24 are respectively close to two corners of the inner frame 2 far away from the station side 3.
The implementation principle of the universal clamp for the circuit board in the embodiment of the application is as follows: the workman places the circuit board in inner frame body 2, first support strip 5 is through one of them side of first draw-in groove 11 bearing circuit board, layer board 6 is through one of them one end of support sheet 12 bearing circuit board, slide pin 7 again for the circuit board that second support strip 14 passed through second draw-in groove 17 bearing is kept away from one side of nearly station limit 3, turn round butterfly nut 22 tightly, the position of pin 7 makes spring leaf 18 support the circuit board tightly, and then accomplish the clamp to the circuit board, thereby be convenient for the not unidimensional circuit board of adaptation.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a circuit board universal fixturing which characterized in that: including outer frame body (1) and inner frame body (2), inner frame body (2) are connected in the inboard of outer frame body (1), one of them inboard edge of inner frame body (2) sets up to nearly station limit (3), nearly station limit (3) are connected with a plurality of first support strip (5) that are used for supporting circuit board wherein one side, inner frame body (2) and one of them inboard edge that nearly station limit (3) are adjacent are equipped with layer board (6) for supporting circuit board wherein one end layer board (6) are close to the bottom surface of inner frame body (2), sliding connection has pin (7) that are the level setting in inner frame body (2), pin (7) are parallel with nearly station limit (3), pin (7) both ends all are equipped with the locking Assembly who is used for locking pin (7) position, the locking Assembly is connected with inner frame body (2) top surface.
2. The universal circuit board holder as claimed in claim 1, wherein: the locking assembly comprises a connecting block (20), a sliding bolt (21) and a butterfly nut (22), the connecting block (20) is horizontally arranged, one end of the connecting block (20) is connected to the top surface of the stop lever (7), the connecting block (20) is close to one end of the stop lever (7), one end, far away from the stop lever (7), of the connecting block (20) is located above the inner frame body (2), the top surface of the inner frame body (2) is provided with a circle of sliding grooves (23), the vertical section of each sliding groove (23) is arranged in an inverted T shape, the sliding bolt (21) is slidably connected into the corresponding sliding groove (23), a bolt cap of the sliding bolt (21) is located in the corresponding sliding groove (23), the part, extending out of the corresponding sliding groove (23), of the sliding bolt (21) penetrates through the connecting block (20) to be arranged, and the butterfly nut (22) is in threaded connection with the top end, when the position of the stop lever (7) is locked, the bottom surface of the butterfly nut (22) is abutted against the top surface of the connecting block (20).
3. The universal circuit board holder as claimed in claim 1, wherein: the stop lever (7) is provided with a plurality of supporting components, and the number of the supporting components used for supporting and tightly abutting against the circuit board is equal to that of the first supporting strips (5).
4. The universal circuit board holder as claimed in claim 3, wherein: the bearing assembly comprises a second connecting piece (13) and a second supporting strip (14), the second connecting piece (13) is connected to the stop lever (7) through a bolt, the second supporting strip (14) is connected to the side, facing the first supporting strip (5), of the second connecting piece (13) and used for bearing the side, away from the first supporting strip (5), of the circuit board, and the second supporting strip (14) is close to the bottom surface of the stop lever (7).
5. The universal circuit board holder as claimed in claim 4, wherein: the side surface of the second connecting piece (13) facing the first supporting strip (5) is provided with two spring pieces (18), the spring pieces (18) used for abutting against the circuit board are vertically arranged, and the spring pieces (18) are positioned above the second supporting strip (14).
6. The universal circuit board holder as claimed in claim 5, wherein: the second supporting strip (14) is provided with two notches (19), and the bottom ends of the two spring pieces (18) respectively penetrate through the two notches (19).
7. The universal circuit board holder as claimed in claim 4, wherein: interior framework (2) top surface is connected with a plurality of first connection pieces (4), the quantity of first connection piece (4) equals with the quantity of first support strip (5), first connection piece (4) are located nearly station limit (3) department, first connection piece (4) can be dismantled with interior framework (2) through the bolt and be connected, first connection piece (4) are relative the setting with second connection piece (13) that correspond, first support strip (5) are connected in the side of first connection piece (4) orientation second support strip (14), first support strip (5) are relative the setting with second support strip (14) that correspond.
8. The universal circuit board holder of claim 7, wherein: the part of the first connecting sheet (4) facing the stop lever (7) is arranged obliquely downwards.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345040.XU CN213718351U (en) | 2020-12-31 | 2020-12-31 | Universal clamp for circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023345040.XU CN213718351U (en) | 2020-12-31 | 2020-12-31 | Universal clamp for circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213718351U true CN213718351U (en) | 2021-07-16 |
Family
ID=76789720
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023345040.XU Active CN213718351U (en) | 2020-12-31 | 2020-12-31 | Universal clamp for circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213718351U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114222424A (en) * | 2021-12-10 | 2022-03-22 | 信利光电股份有限公司 | Rigid-flex board via hole connection structure |
-
2020
- 2020-12-31 CN CN202023345040.XU patent/CN213718351U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114222424A (en) * | 2021-12-10 | 2022-03-22 | 信利光电股份有限公司 | Rigid-flex board via hole connection structure |
| CN114222424B (en) * | 2021-12-10 | 2023-10-13 | 信利光电股份有限公司 | Soft and hard combined board via hole connection structure |
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