CN114650659B - Adjustable circuit board fixing device - Google Patents
Adjustable circuit board fixing device Download PDFInfo
- Publication number
- CN114650659B CN114650659B CN202210279936.7A CN202210279936A CN114650659B CN 114650659 B CN114650659 B CN 114650659B CN 202210279936 A CN202210279936 A CN 202210279936A CN 114650659 B CN114650659 B CN 114650659B
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- China
- Prior art keywords
- circuit board
- fixedly connected
- outside
- chassis
- plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 230000007246 mechanism Effects 0.000 claims abstract description 34
- 238000001816 cooling Methods 0.000 claims abstract description 18
- 238000004140 cleaning Methods 0.000 claims description 30
- 230000002457 bidirectional effect Effects 0.000 claims description 8
- 230000000694 effects Effects 0.000 claims description 3
- 238000003466 welding Methods 0.000 abstract description 18
- 238000007711 solidification Methods 0.000 abstract description 10
- 230000008023 solidification Effects 0.000 abstract description 10
- 230000009471 action Effects 0.000 description 6
- 230000007306 turnover Effects 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 2
- 239000000919 ceramic Substances 0.000 description 2
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N Alumina Chemical compound [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- PMHQVHHXPFUNSP-UHFFFAOYSA-M copper(1+);methylsulfanylmethane;bromide Chemical compound Br[Cu].CSC PMHQVHHXPFUNSP-UHFFFAOYSA-M 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000000670 limiting effect Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 150000003071 polychlorinated biphenyls Chemical class 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 210000003781 tooth socket Anatomy 0.000 description 1
Classifications
-
- 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
- H05K3/0008—Apparatus or processes for manufacturing printed circuits for aligning or positioning of tools relative to the circuit board
-
- 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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/24—Reinforcing the conductive pattern
- H05K3/245—Reinforcing conductive patterns made by printing techniques or by other techniques for applying conductive pastes, inks or powders; Reinforcing other conductive patterns by such techniques
-
- 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
- H05K3/22—Secondary treatment of printed circuits
- H05K3/26—Cleaning or polishing of the conductive pattern
Landscapes
- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Cleaning In General (AREA)
Abstract
The invention discloses an adjustable circuit board fixing device which comprises a chassis, wherein an extension plate is fixedly connected to one side of the chassis, sucking discs are fixedly connected to the extension plate and one end of the bottom of the chassis through a plurality of cylinders respectively, a rotating column is rotatably connected to one end of the top of the chassis, a lantern ring is fixedly sleeved outside the rotating column, three connecting rods are uniformly and fixedly connected to the outer side of the lantern ring, fixing frames are fixedly connected to one ends, far away from the lantern ring, of the three connecting rods, and circuit board fixing mechanisms are arranged inside the three fixing frames. The circuit board fixing mechanism is arranged, so that the circuit boards with different sizes can be fixedly clamped, and the device can be suitable for processing circuit boards with different types; through setting up three fixed frame, can guarantee the continuity of circuit board processing work, can effectively avoid because of waiting for the extravagant time of spot welding cooling solidification, improve the efficiency of circuit board processing.
Description
Technical Field
The invention belongs to the technical field of circuit board production, and particularly relates to an adjustable circuit board fixing device.
Background
The names of the circuit boards are: ceramic circuit boards, alumina ceramic circuit boards, aluminum nitride ceramic circuit boards, PCB boards, aluminum substrates, high frequency boards, thick copper plates, impedance boards, PCBs, ultra-thin circuit boards, printed (copper etching technology) circuit boards, and the like. The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in mass production of fixed circuits and optimization of the layout of electrical appliances. The circuit boards are classified into three major categories, namely single-sided boards, double-sided boards and multi-layer circuit boards, according to the number of layers.
When the circuit board is manufactured, a worker is required to install parts on the circuit board in a spot welding or bonding mode, in the process, the circuit board is often required to be fixed by using a circuit board fixing device, and the phenomenon of deflection during spot welding or bonding is prevented; moreover, when the worker carries out the above-mentioned operation to two-sided circuit board, need accomplish the operation of one side earlier, then wait for spot welding or bonding department to cool off and solidify, take off the circuit board from fixing device again and turn over, then use fixing device to fix it, just can carry out the operation of another side, not only complex operation, need wait for spot welding or bonding department to cool off and solidify in addition in a certain time, lead to the processing work of circuit board not coherent enough, influence the production efficiency of circuit board.
Therefore, it is necessary to solve the above problems by inventing an adjustable circuit board fixing device.
Disclosure of Invention
In view of the above, the present invention provides an adjustable circuit board fixing device to solve the above-mentioned problems in the prior art.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a circuit board fixing device with adjustable, includes the chassis, one side fixedly connected with extension board of chassis, the bottom one end of extension board and chassis is provided with a set of sprocket through a plurality of cylinder fixedly connected with sucking discs respectively, the top one end of chassis is rotated and is connected with the spliced pole, the outside fixed sleeve of spliced pole has the lantern ring, the outside of lantern ring evenly fixedly connected with three connecting rod, and the three the equal fixedly connected with fixed frame of one end of lantern ring is kept away from to the connecting rod, and is three the inside of fixed frame all is provided with circuit board fixed establishment, first motor is installed to the top one end of extension board, the output shaft of first motor is provided with a set of sprocket jointly with the top one end of spliced pole, the top of chassis is provided with circuit board tilting mechanism, the top of bottom plate and extension board is provided with circuit board cleaning device.
Further, circuit board fixed establishment is including seting up two logical grooves in three square frame one side, two the inside in logical groove is all sliding connection has the cardboard, and is three the second motor is all installed through the shell to square frame's both sides, one of them the output shaft one end fixedly connected with first gear of second motor, two the one end of cardboard is all passed logical groove and is extended to square frame's outside and respectively fixedly connected with first gear engagement's rack.
Further, three the inside of square frame is all rotated and is connected with two-way lead screw, and is three the outside of two-way lead screw is all threaded sleeve has the fixture block, and is three the inside of square frame is equal symmetry fixedly connected with and the baffle that the fixture block cooperation was used, and three group's baffles set up respectively in the both sides of three fixture block, and is three the one end of two-way lead screw all extends to the outside of direction frame and respectively with the output fixed connection of another second motor.
Further, circuit board tilting mechanism is including fixedly cup jointing the outside first ring gear of connecting rod respectively, the top one end fixedly connected with double-deck annular plate on chassis, the inboard fixedly connected with ring of double-deck annular plate, and the ring activity cup joints in the outside of column of rotation, the top one end of ring is provided with the tooth with the meshing of three first ring gear.
Further, the circuit board cleaning device comprises a cleaning mechanism and an auxiliary cooling mechanism;
the cleaning mechanism comprises a guide ring fixedly connected to the outer side of an inner side annular plate in the double-layer annular plate, an arc toothed plate is slidably connected to the outer side of the guide ring, a sliding groove matched with the arc toothed plate is formed in the outer side of the double-layer annular plate, a cleaning brush is fixedly connected to one side of one end of the top of the arc toothed plate, and a groove matched with the cleaning brush is formed in one side of one end of the top of the double-layer annular plate.
Further, the top one end rotation of extension board is connected with the pivot, the outside fixed second gear that has cup jointed with arc pinion rack meshing, the top one end symmetry fixedly connected with fixed plate of extension board, two symmetrical fixedly connected with guide bar between the fixed plate, two the outside common sliding connection of guide bar has same square tooth frame, one side symmetrical fixedly connected with spring of square tooth frame, and two springs are movable the outside of cup jointing at the guide bar respectively, the output shaft outside fixed of first motor cup joints the incomplete gear with square tooth frame meshing, one side that square tooth frame is close to the pivot evenly is provided with a plurality of tooth grooves, the outside fixed third gear with a plurality of tooth grooves meshing of cup jointing of pivot.
Further, the auxiliary cooling mechanism comprises an L-shaped plate fixedly connected to one end of the top of the notch, a rotating rod is rotatably connected to the inside of the L-shaped plate, a group of belt pulleys are arranged at one end of the top of the rotating rod and one end of the rotating shaft together, and one end of the bottom of the rotating rod extends to the outside of the L-shaped plate and is uniformly and fixedly connected with a plurality of fan blades.
Further, the circumference of the second gear is at least 2 times that of the third gear, the section of the two clamping blocks is U-shaped, and the section of the two clamping plates is U-shaped.
Further, the notch is half of the area of the double-layer annular plate, and the circumference of the double-layer annular plate is two thirds of the circumference of the chassis.
The invention has the technical effects and advantages that:
1. the circuit board fixing mechanism is arranged, so that the circuit boards with different sizes can be fixedly clamped, and the device can be suitable for processing circuit boards with different types; through setting up three fixed frame, can guarantee the continuity of circuit board processing work, can effectively avoid because of waiting for the extravagant time of spot welding cooling solidification, improve the efficiency of circuit board processing.
2. According to the invention, the circuit board turnover mechanism is arranged, so that the circuit board can be turned over automatically without taking the circuit board out of the circuit board fixing mechanism, the reverse side of the circuit board can be processed more conveniently, and the convenience in processing the double-sided circuit board can be improved effectively.
3. The circuit board cleaning device is arranged, so that the cleaning of the bottom surface of the circuit board can be completed when the spot welding position on the surface of the circuit board is cooled and solidified, the convenience in the subsequent processing of the double-sided circuit board is improved, the cooling and solidification speed of the welding spot position on the surface of the circuit board can be accelerated, the waiting time for waiting for the cooling and solidification of the welding spot position of the circuit board is reduced, and the processing efficiency of the circuit board is further improved.
Additional features and advantages of the invention will be set forth in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. The objectives and other advantages of the invention may be realized and attained by the structure particularly pointed out in the written description and drawings.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions of the prior art, the following description will briefly explain the drawings used in the embodiments or the description of the prior art, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 shows a front view of an embodiment of the present invention;
fig. 2 is a schematic diagram showing a part of a structure of a circuit board cleaning device according to an embodiment of the invention;
FIG. 3 shows a partial structural back view of an embodiment of the present invention;
FIG. 4 shows a top view of a circuit board securing mechanism according to an embodiment of the present invention;
FIG. 5 shows an enlarged schematic view of the structure of part A of an embodiment of the present invention;
in the figure: 1. a chassis; 2. an extension plate; 3. a suction cup; 4. rotating the column; 5. a collar; 6. a connecting rod; 7. a fixed frame; 8. a circuit board fixing mechanism; 81. a through groove; 82. a clamping plate; 83. a second motor; 84. a first gear; 85. a rack; 86. a two-way screw rod; 87. a clamping block; 88. a baffle; 9. a first motor; 10. a sprocket; 11. a circuit board turnover mechanism; 111. a first toothed ring; 112. a double-layer annular plate; 113. a circular ring; 114. teeth; 12. a circuit board cleaning device; 121. a cleaning mechanism; 1211. a guide ring; 1212. arc toothed plates; 1213. a chute; 1214. a cleaning brush; 1215. a groove is formed; 1216. a rotating shaft; 1217. a second gear; 1218. a fixing plate; 1219. a guide rod; 1220. square tooth frame; 1221. a spring; 1222. an incomplete gear; 1223. tooth socket; 1224. a third gear; 123. an auxiliary cooling mechanism; 1231. an L-shaped plate; 1232. a rotating lever; 1233. a belt pulley; 1234. and (3) a fan blade.
Detailed Description
For the purpose of making the objects, technical solutions and advantages of the embodiments of the present invention more apparent, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are some embodiments of the present invention, but not all embodiments of the present invention. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
The invention provides an adjustable circuit board fixing device, which is shown in fig. 1-5, and comprises a chassis 1, wherein one side of the chassis 1 is fixedly connected with an extension board 2, one ends of the bottom of the extension board 2 and the chassis 1 are respectively fixedly connected with a sucker 3 through a plurality of cylinders, one end of the top of the chassis 1 is rotatably connected with a rotating column 4, the outer part of the rotating column 4 is fixedly sleeved with a lantern ring 5, the outer side of the lantern ring 5 is uniformly and fixedly connected with three connecting rods 6, one ends of the three connecting rods 6 far away from the lantern ring 5 are fixedly connected with a fixed frame 7, circuit board fixing mechanisms 8 are arranged in the three fixed frames 7, one end of the top of the extension board 2 is provided with a first motor 9, the output shaft of the first motor 9 and one end of the top of the rotating column 4 are jointly provided with a group of chain wheels 10, the top of the chassis 1 is provided with a circuit board overturning mechanism 11, and a circuit board cleaning device 12 is arranged above the bottom plate and the extension board 2;
the circuit board fixing mechanism 8 comprises two through grooves 81 formed in one side of three square frames, clamping plates 82 are slidably connected in the two through grooves 81, two sides of the three square frames are provided with second motors 83 through shells, one end of an output shaft of one second motor 83 is fixedly connected with a first gear 84, and one ends of the two clamping plates 82 extend to the outer parts of the square frames through the through grooves 81 and are respectively fixedly connected with racks 85 meshed with the first gears 84;
the inside of the three square frames is rotationally connected with a bidirectional screw rod 86, the outside of the three bidirectional screw rods 86 is in threaded sleeve joint with a clamping block 87, the inside of the three square frames is symmetrically and fixedly connected with a baffle 88 matched with the clamping block 87, the three groups of baffles 88 are respectively arranged on two sides of the three clamping blocks 87, and one ends of the three bidirectional screw rods 86 extend to the outside of the direction frame and are respectively fixedly connected with the output end of the other second motor 83;
before the device is used, a circuit board can be placed in the fixed frame 7 in front, one of the second motors 83 is started, the second motor 83 drives the first gear 84 to rotate, and the two clamping plates 82 are driven to be close to each other through the meshing action between the first gear 84 and the two racks 85, so that the circuit board is clamped and fixed; then, the other second motor 83 is started, so that the other second motor 83 drives the bidirectional screw rod 86 to rotate, and the two clamping blocks 87 approach each other outside the bidirectional screw rod 86 under the limiting action of the two baffles 88, so that the other two sides of the circuit board are clamped and fixed;
at this time, spot welding processing can be performed on the surface of the circuit board after the fixing is finished, after the circuit board is finished, the first motor 9 is started, so that the first motor 9 drives a group of chain wheels 10 to rotate anticlockwise through an output shaft, the chain wheels 10 drive the rotating columns 4 to rotate anticlockwise by 120 degrees, the right front fixing frame 7 rotates to the right side with the circuit board after the fixing is finished, the left side fixing frame 7 rotates to the right front, and the operation can be repeated to fix the next circuit board to be processed in the front fixing frame 7 while waiting for spot welding cooling solidification;
the circuit board fixing mechanism 8 is arranged, so that the circuit boards with different sizes can be fixedly clamped, and the device can be suitable for processing circuit boards with different types; through setting up three fixed frame 7, can guarantee the continuity of circuit board processing work, can effectively avoid because of waiting for the extravagant time of spot welding cooling solidification, improve the efficiency of circuit board processing.
As shown in fig. 1-3, the circuit board turnover mechanism 11 comprises first toothed rings 111 fixedly sleeved outside the connecting rod 6 respectively, one end of the top of the chassis 1 is fixedly connected with a double-layer annular plate 112, the inner side of the double-layer annular plate 112 is fixedly connected with a circular ring 113, the circular ring 113 is movably sleeved outside the rotating column 4, and one end of the top of the circular ring 113 is provided with teeth 114 meshed with the three first toothed rings 111;
in the above operation, after the circuit board after finishing processing rotates to the right side from the front, at this moment, the worker puts the new circuit board into the fixed frame 7 to process, and the circuit board after processing on the right side is cooled and solidified in the course of processing operation, when the first motor 9 drives three fixed frames 7 to rotate through the cooperation among the above-mentioned structures again, the circuit board after cooling rotates to the left side from the right side, meanwhile, the first toothed ring 111 on the connecting rod 6 drives the fixed frame 7 to rotate 180 degrees through the meshing with the teeth 114 on the annular ring 113, rotate the reverse side of the circuit board to the upper side, when the three fixed frames 7 rotate through the cooperation among the above-mentioned structures again, the circuit board turned over is rotated to the front again, at this moment, the worker can process the reverse side of the circuit board before facing;
the circuit board turnover mechanism 11 is arranged, so that the turnover of the circuit board can be automatically completed without taking the circuit board out of the circuit board fixing mechanism 8, the reverse side of the circuit board can be more conveniently processed, and the convenience in processing the double-sided circuit board can be effectively improved.
As shown in fig. 1 to 3, the board cleaning device 12 includes a cleaning mechanism 121 and an auxiliary cooling mechanism 123;
the cleaning mechanism 121 comprises a guide ring 1211 fixedly connected to the outer side of an inner annular plate in the double-layer annular plate 112, an arc toothed plate 1212 is slidably connected to the outer side of the guide ring 1211, a sliding groove 1213 matched with the arc toothed plate 1212 is formed in the outer side of the double-layer annular plate 112, a cleaning brush 1214 is fixedly connected to one side of one end of the top of the arc toothed plate 1212, and a notch 1215 matched with the cleaning brush 1214 is formed in one side of one end of the top of the double-layer annular plate 112;
a rotating shaft 1216 is rotationally connected to one end of the top of the extension plate 2, a second gear 1217 meshed with the arc toothed plate 1212 is fixedly sleeved outside the rotating shaft 1216, a fixed plate 1218 is symmetrically and fixedly connected to one end of the top of the extension plate 2, guide rods 1219 are symmetrically and fixedly connected between the two fixed plates 1218, the outer parts of the two guide rods 1219 are jointly and slidably connected with the same square toothed frame 1220, springs 1221 are symmetrically and fixedly connected to one side of the square toothed frame 1220, the two springs 1221 are respectively and movably sleeved outside the guide rods 1219, an incomplete gear 1222 meshed with the square toothed frame 1220 is fixedly sleeved outside an output shaft of the first motor 9, a plurality of tooth grooves 1223 are uniformly arranged on one side, close to the rotating shaft 1216, of the square toothed frame 1220, and a third gear 1224 meshed with the plurality of tooth grooves 1223 are fixedly sleeved outside the rotating shaft 1216;
the auxiliary cooling mechanism 123 comprises an L-shaped plate 1231 fixedly connected to one end of the top of the notch 1215, a rotating rod 1232 is rotatably connected to the inside of the L-shaped plate 1231, a group of belt pulleys 1233 are arranged on the rotating rod 1232 and one end of the top of the rotating shaft 1216 together, and one end of the bottom of the rotating rod 1232 extends to the outside of the L-shaped plate 1231 and is uniformly and fixedly connected with a plurality of fan blades 1234;
the circumference of the second gear 1217 is at least 2 times that of the third gear 1224, the two clamping blocks 87 have a U-shaped cross section, and the two clamping plates 82 have U-shaped side cross sections;
the notch 1215 is half the area of the double-layer annular plate 112, and the circumference of the double-layer annular plate 112 is two thirds of the circumference of the chassis 1;
when the first motor 9 moves the circuit board right in front to the right side through the cooperation between the above structures, the first motor 9 drives the incomplete gear 1222 to rotate counterclockwise synchronously through the output shaft, the incomplete gear 1222 pushes the square frame to slide outside the two guide rods 1219 through the meshing action with the square frame 1220, and presses the two springs 1221, so that the two springs 1221 are compressed, meanwhile, the square frame 1220 drives the rotating shaft 1216 to rotate through the meshing action between the plurality of tooth grooves 1223 on one side and the third gear 1224, so that the rotating shaft 1216 drives the second gear 1217 to rotate, thereby driving the arc toothed plate 1212 to slide outside the guide ring 1211 through the meshing action between the second gear 1217 and the arc toothed plate 1212 and move inside the slide groove 1213, driving the cleaning brush 1214 to rotate counterclockwise inside the double-layer annular plate 112 through the arc toothed plate 1212, and rotating the cleaning brush 1214 to the other side of the double-layer annular plate 112 along with the fixed frame 7;
at this time, the circuit board in the right front fixed frame 7 is rotated to the right side, meanwhile, the incomplete gear 1222 is rotated to the other side of the square frame, the meshing action with the square frame is released, at this time, the square frame reversely slides outside the two guide rods 1219 under the reset action of the two springs 1221, the arc toothed plate 1212 is driven to reversely rotate again through the cooperation between the upper structures, the cleaning brush 1214 is driven to synchronously move below the right fixed frame 7 through the arc toothed plate 1212, and impurities on the bottom surface of the circuit board in the right fixed frame 7 are swept down by the cleaning brush 1214;
meanwhile, the rotating shaft 1216 drives the rotating rod 1232 to rotate through the group of belt pulleys 1233, so that the rotating rod 1232 drives the plurality of fan blades 1234 to synchronously rotate, the fan blades 1234 are blown to a circuit board just after spot welding below the L-shaped plate 1231, cooling solidification of spot welding positions on the surface of the circuit board is accelerated, the phenomenon that parts, caused by unset spot welding positions of the circuit board in the subsequent overturning process, are thrown off is prevented, and the production quality of the circuit board is guaranteed;
the circuit board cleaning device 12 is arranged, so that the cleaning of the bottom surface of the circuit board can be completed when the spot welding position on the surface of the circuit board is waiting for cooling and solidification, the convenience of the subsequent double-sided circuit board processing is improved, the cooling and solidification speed of the welding spot position on the surface of the circuit board can be accelerated, the waiting time for waiting for cooling and solidification of the welding spot position of the circuit board is reduced, and the processing efficiency of the circuit board is further improved.
Although the invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a circuit board fixing device with adjustable, includes chassis (1), its characterized in that: one side fixedly connected with extension board (2) of chassis (1), the bottom one end of extension board (2) and chassis (1) is through a plurality of cylinder fixedly connected with sucking disc (3) respectively, the top one end of chassis (1) rotates and is connected with rotation post (4), the outside of rotation post (4) is fixed to have cup jointed lantern ring (5), the outside of lantern ring (5) evenly fixedly connected with three connecting rod (6), three the equal fixedly connected with fixed frame (7) of one end that lantern ring (5) was kept away from to connecting rod (6), three the inside of fixed frame (7) all is provided with circuit board fixed establishment (8), first motor (9) are installed to the top one end of extension board (2), the output shaft of first motor (9) is provided with a set of sprocket (10) jointly with the top one end of rotation post (4), the top of chassis (1) is provided with circuit board tilting mechanism (11), and the top of bottom plate and extension board (2) is provided with circuit board cleaning device (12);
the circuit board fixing mechanism (8) comprises two through grooves (81) formed in one side of three square frames, clamping plates (82) are slidably connected in the two through grooves (81), second motors (83) are mounted on two sides of the three square frames through shells, one end of an output shaft of each second motor (83) is fixedly connected with a first gear (84), and one end of each clamping plate (82) penetrates through each through groove (81) to extend to the outer portion of each square frame and is fixedly connected with racks (85) meshed with the corresponding first gear (84);
the inside of the three square frames is rotationally connected with a bidirectional screw rod (86), the outside of the three bidirectional screw rods (86) is sleeved with a clamping block (87), the inside of the three square frames is symmetrically and fixedly connected with a baffle (88) matched with the clamping block (87), the three baffle groups (88) are respectively arranged on two sides of the three clamping blocks (87), and one ends of the three bidirectional screw rods (86) are respectively extended to the outside of the direction frame and are respectively fixedly connected with the output end of the other second motor (83);
the circuit board tilting mechanism (11) is including fixedly cup jointing in the outside first ring gear (111) of connecting rod (6) respectively, the top one end fixedly connected with double-deck annular slab (112) of chassis (1), the inboard fixedly connected with ring (113) of double-deck annular slab (112), and ring (113) activity cup joints in the outside of spliced pole (4), the top one end of ring (113) is provided with tooth (114) with the meshing of three first ring gear (111).
2. The adjustable circuit board fixing device according to claim 1, wherein: the circuit board cleaning device (12) comprises a cleaning mechanism (121) and an auxiliary cooling mechanism (123);
the cleaning mechanism (121) comprises a guide ring (1211) fixedly connected to the outer side of an inner side annular plate in the double-layer annular plate (112), an arc toothed plate (1212) is slidably connected to the outer side of the guide ring (1211), a sliding groove (1213) matched with the arc toothed plate (1212) is formed in the outer side of the double-layer annular plate (112), a cleaning brush (1214) is fixedly connected to one side of one end of the top of the arc toothed plate (1212), and a notch (1215) matched with the cleaning brush (1214) is formed in one side of one end of the top of the double-layer annular plate (112).
3. The adjustable circuit board fixing device according to claim 2, wherein: the top one end rotation of extension board (2) is connected with pivot (1216), the outside fixed second gear (1217) that has cup jointed with arc pinion rack (1212) meshing of pivot (1216), the top one end symmetry fixedly connected with fixed plate (1218) of extension board (2), two between fixed plate (1218) symmetry fixedly connected with guide bar (1219), two the outside common sliding connection of guide bar (1219) has same square tooth frame (1220), the outside symmetry fixedly connected with spring (1221) of square tooth frame (1220), and two outside fixed cup joints of output shaft outside at guide bar (1219) respectively of spring (1221), the outside fixed incomplete gear (1222) that has cup jointed with square tooth frame (1220) of output shaft of first motor (9), one side that square tooth frame (1220) is close to pivot (1216) evenly is provided with a plurality of tooth grooves (1223), the outside fixed third gear (1224) that have cup jointed with a plurality of tooth grooves (1223).
4. The adjustable circuit board fixing device according to claim 3, wherein: the auxiliary cooling mechanism (123) comprises an L-shaped plate (1231) fixedly connected to one end of the top of the notch (1215), a rotating rod (1232) is rotatably connected to the inside of the L-shaped plate (1231), a group of belt pulleys (1233) are arranged at one end of the top of the rotating rod (1232) and one end of the top of the rotating shaft (1216), and one end of the bottom of the rotating rod (1232) extends to the outside of the L-shaped plate (1231) and is uniformly and fixedly connected with a plurality of fan blades (1234).
5. The adjustable circuit board fixing device according to claim 3, wherein: the circumference of the second gear (1217) is at least 2 times that of the third gear (1224), the section of the two clamping blocks (87) is U-shaped, and the side section of the two clamping plates (82) is U-shaped.
6. The adjustable circuit board fixing device according to claim 2, wherein: the notch (1215) is half of the area of the double-layer annular plate (112), and the circumference of the double-layer annular plate (112) is two thirds of the circumference of the chassis (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
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| CN114650659B true CN114650659B (en) | 2024-04-02 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0537135A (en) * | 1991-07-26 | 1993-02-12 | Sharp Corp | Soldering of printed wiring board |
| US6396128B1 (en) * | 2000-04-17 | 2002-05-28 | Mitsubishi Denki Kabushiki Kaisha | Fixing structure and fixing method for semiconductor integrated circuit apparatus |
| TWM460486U (en) * | 2013-03-19 | 2013-08-21 | Inventec Corp | Welding fixture |
| KR20130107391A (en) * | 2012-03-22 | 2013-10-02 | 남재한 | Auto clinching device |
| WO2021008312A1 (en) * | 2019-07-17 | 2021-01-21 | 华为技术有限公司 | Drive device, circuit board, and communication apparatus |
| CN112638061A (en) * | 2020-12-28 | 2021-04-09 | 陈圆圆 | PCB circuit board spot welding device |
| CN213586691U (en) * | 2020-11-04 | 2021-06-29 | 惠州市常发电子科技有限公司 | Fixing structure of improved circuit board |
| CN113692113A (en) * | 2021-08-31 | 2021-11-23 | 葛小家 | Rotary printed circuit board |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWM254628U (en) * | 2004-02-20 | 2005-01-01 | Hon Hai Prec Ind Co Ltd | Mounting apparatus for motherboard |
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2022
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Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0537135A (en) * | 1991-07-26 | 1993-02-12 | Sharp Corp | Soldering of printed wiring board |
| US6396128B1 (en) * | 2000-04-17 | 2002-05-28 | Mitsubishi Denki Kabushiki Kaisha | Fixing structure and fixing method for semiconductor integrated circuit apparatus |
| KR20130107391A (en) * | 2012-03-22 | 2013-10-02 | 남재한 | Auto clinching device |
| TWM460486U (en) * | 2013-03-19 | 2013-08-21 | Inventec Corp | Welding fixture |
| WO2021008312A1 (en) * | 2019-07-17 | 2021-01-21 | 华为技术有限公司 | Drive device, circuit board, and communication apparatus |
| CN213586691U (en) * | 2020-11-04 | 2021-06-29 | 惠州市常发电子科技有限公司 | Fixing structure of improved circuit board |
| CN112638061A (en) * | 2020-12-28 | 2021-04-09 | 陈圆圆 | PCB circuit board spot welding device |
| CN113692113A (en) * | 2021-08-31 | 2021-11-23 | 葛小家 | Rotary printed circuit board |
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|---|---|
| CN114650659A (en) | 2022-06-21 |
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