CN113042848A - Pressing device for circuit board processing - Google Patents
Pressing device for circuit board processing Download PDFInfo
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- CN113042848A CN113042848A CN202110289801.4A CN202110289801A CN113042848A CN 113042848 A CN113042848 A CN 113042848A CN 202110289801 A CN202110289801 A CN 202110289801A CN 113042848 A CN113042848 A CN 113042848A
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- Prior art keywords
- fixedly connected
- circuit board
- sliding
- hole
- wall
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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
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D53/00—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
- B01D53/02—Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols by adsorption, e.g. preparative gas chromatography
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/04—Cleaning by suction, with or without auxiliary action
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D2253/00—Adsorbents used in seperation treatment of gases and vapours
- B01D2253/10—Inorganic adsorbents
- B01D2253/102—Carbon
Abstract
The invention belongs to the field of circuit board processing, in particular to a compressing device for processing a circuit board, aiming at the problems that the existing compressing device is inconvenient to position circuit boards with different specifications and purify gas generated in the circuit board welding processing process so as to increase the operation hazard of workers in the using process, the invention provides the following scheme, which comprises a base, wherein the top of the base is fixedly provided with two symmetrical vertical plates, the tops of the two vertical plates are fixedly provided with a same top plate, the top of the top plate is fixedly provided with an air extraction box, the top of the base is fixedly provided with a placing table, and the top of the placing table is provided with two symmetrical first sliding grooves. Simple structure and convenient use.
Description
Technical Field
The invention relates to the technical field of circuit board processing, in particular to a pressing device for processing a circuit board.
Background
The circuit board pressing device is mainly used for fixing a circuit board and preventing the circuit board from moving or vibrating in the production and processing process, so that the circuit board is convenient to process and operate, the circuit board is also called as a circuit board, a PCB board, an aluminum substrate, a high-frequency board, an ultrathin circuit board, a printed circuit board and the like, and the circuit board mainly comprises a welding disc, a through hole, a mounting hole, a lead, a component, a connector, filling, an electrical boundary and the like.
The existing pressing device is inconvenient to position circuit boards of different specifications in the using process and purify gas generated in the circuit board welding processing process, so that the operation hazard of workers is increased, and the pressing device for processing the circuit boards is provided for solving the problems.
Disclosure of Invention
The invention aims to solve the problem that in the prior art, the existing pressing device is inconvenient to position circuit boards with different specifications and purify gas generated in the welding process of the circuit boards in use, so that the harm caused by operation of workers is increased.
In order to achieve the purpose, the invention adopts the following technical scheme:
a pressing device for processing a circuit board comprises a base, wherein two symmetrical vertical plates are fixedly mounted at the top of the base, the same top plate is fixedly mounted at the tops of the two vertical plates, an air exhaust box is fixedly mounted at the top of the top plate, a placing table is fixedly mounted at the top of the base, two symmetrical first sliding grooves are formed in the top of the placing table, sliding blocks are slidably mounted in the two first sliding grooves, second sliding grooves are formed in the outer sides of the two sliding blocks, a pressing mechanism is arranged in each of the two second sliding grooves, a first hollow groove is formed in the base, a second hollow groove is formed in the placing table, a first through hole is formed in the inner wall of the bottom of each second hollow groove, the first through hole is communicated with the first hollow groove, a rotating shaft is rotatably mounted in the first through hole, a first cam is fixedly mounted at one end of the rotating shaft, a fixed plate is fixedly, be provided with exhaust mechanism in the exhaust chamber, fixed mounting has the active carbon adsorption layer in the exhaust chamber, the second through-hole has all been seted up with the right side of fixed plate in the left side of exhaust chamber, the second through-hole communicates with each other with the third dead slot, two second through-holes rotate the downthehole same first bull stick of installing, the one end fixed mounting that first bull stick is located the exhaust chamber has the worm wheel, same mounting hole has been seted up with the bottom of exhaust chamber in the top of roof, fixed mounting has the bellows in the mounting hole, the fixed intercommunication of one end of bellows has the air exhaust cover, the fixed plate, same first mounting groove has been seted up in roof and the riser, slidable mounting has the rack in the first mounting groove, the third through-hole has been seted up.
Preferably, the exhaust mechanism comprises a second motor, a worm and two fan blades, a fourth through hole is formed in the top of the exhaust box, the outer side of the worm is in sliding connection with the inner wall of the fourth through hole, the outer side of the worm is fixedly connected with the outer sides of the two fan blades, the worm is meshed with the worm wheel, the bottom of the second motor is fixedly connected with the top of the exhaust box, and one end of the worm is fixedly connected with an output shaft of the second motor.
Preferably, the pressing mechanism comprises two bolts, two first bearings, two pressing plates and two rubber pads, threaded holes are formed in the tops of the two sliding blocks, the bolts are in threaded connection with the threaded holes, the outer sides of the bolts are fixedly connected with the inner rings of the first bearings, the outer sides of the first bearings are fixedly connected with the tops of the pressing plates, the bottoms of the pressing plates are fixedly connected with the outer sides of the rubber pads, and the outer sides of the pressing plates are in sliding connection with the inner walls of the second sliding grooves.
Preferably, the swing mechanism comprises a gear and a second rotating rod, the inner wall of the third through hole is in sliding connection with the outer side of the second rotating rod, one end of the second rotating rod is fixedly connected with the left side of the air exhaust cover, the other end of the second rotating rod is fixedly connected with the inner ring of the gear, and the gear is meshed with the rack.
Preferably, the top fixed mounting of first cam has two installation pieces of symmetry, and the second mounting groove has all been seted up at the top of two installation pieces, all rotates in two second mounting grooves and installs the spliced pole, and the fifth through-hole has all been seted up to the both sides inner wall of second dead slot, and equal slidable mounting has the transfer line in two fifth through-holes, the one end of transfer line and the outside fixed connection of spliced pole, and the other end of transfer line is articulated with the outside of slider.
Preferably, the sixth through holes have been all seted up on two sliders, and equal fixed mounting has the fixed block in two sixth through holes, and the third spout has all been seted up in the outside of two fixed blocks, and equal slidable mounting has the connecting block in two third spouts, the equal fixedly connected with locating plate in right side of two connecting blocks, the equal fixedly connected with compression spring in left side of two connecting blocks, compression spring's one end and the inner wall fixed connection of third spout.
Preferably, the inner wall of the bottom of the third empty groove is provided with a slide hole, the slide hole is communicated with the first mounting groove, a slide bar is arranged in the slide hole in a sliding manner, one end of the slide bar is fixedly connected with one end of the rack, one end of the first rotating rod, which is positioned in the third empty groove, is fixedly provided with a second cam, and the outer side of the second cam is slidably connected with one end of the slide bar.
Preferably, the outside cover of slide bar is equipped with reset spring, and reset spring's both ends respectively with the one end of rack and the top inner wall fixed connection of mounting groove.
Preferably, a first motor is fixedly mounted on the inner wall of the bottom of the first empty groove, and an output shaft of the first motor is fixedly connected with one end of the rotating shaft.
Preferably, the bottom inner wall of the second empty groove and the top inner wall of the air extraction box are both fixedly provided with second bearings, inner rings of the two second bearings are respectively fixedly connected with the outer sides of the rotating shaft and the worm, the outer sides of the vertical plates and the left inner wall of the air extraction box are both fixedly provided with third bearings, and inner rings of the two third bearings are respectively fixedly connected with the outer sides of the first rotating rod and the second rotating rod.
Compared with the prior art, the invention has the beneficial effects that:
1. this scheme is through having set up two fixed blocks, two connecting blocks, two locating plates and two compression spring, and when two sliders were close to each other, two fixed blocks can drive two connecting blocks respectively and be close to each other, and two connecting blocks drive two locating plates respectively and are close to each other to two locating plates can carry out the centre gripping location to the circuit board of different specifications.
2. This scheme is through having set up two bolts, two first bearings, two clamp plates and two rubber pads, and when rotating two bolts, two bolts can drive two first bearings and the vertical downstream of two clamp plates respectively, and two clamp plates drive the vertical downstream of two rubber pads respectively, and then two clamp plates and two rubber pads can compress tightly the circuit board to can prevent displacement or vibration in the circuit board course of working.
3. This scheme is through having set up second motor, worm, two flabellums and active carbon adsorption layer, and when opening the second motor, the second motor drives the worm and rotates, and the worm drives two flabellums rotatory, and the suction of two rotatory productions of flabellum can be with the gaseous active carbon adsorption layer absorption that produces of processing to the active carbon adsorption layer can purify gas, reduces the harm of staff's operation.
The circuit board welding device can be used for conveniently positioning circuit boards with different specifications and purifying gas generated in the circuit board welding process in the using process, so that the operation hazard of workers can be reduced, and the circuit board welding device is simple in structure and convenient to use.
Drawings
Fig. 1 is a schematic structural diagram of a pressing device for processing a circuit board according to the present invention;
fig. 2 is an enlarged schematic structural view of a portion a in fig. 1 of the pressing device for processing a circuit board according to the present invention;
fig. 3 is an enlarged schematic structural view of a portion B in fig. 1 of the pressing device for processing a circuit board according to the present invention;
fig. 4 is an enlarged schematic structural view of a portion C in fig. 1 of the pressing device for processing a circuit board according to the present invention;
fig. 5 is an enlarged schematic structural view of a portion D in fig. 1 of the pressing device for processing a circuit board according to the present invention;
fig. 6 is an enlarged schematic structural view of a portion E in fig. 1 of the pressing device for processing a circuit board according to the present invention.
In the figure: the device comprises a base 1, a vertical plate 2, a top plate 3, a placing table 4, an air extracting box 5, a first sliding groove 6, a sliding block 7, a first hollow groove 8, a first motor 9, a second hollow groove 10, a rotating shaft 11, a first cam 12, a mounting block 13, a connecting column 14, a transmission rod 15, a fixed block 16, a connecting block 17, a positioning plate 18, a compression spring 19, a second sliding groove 20, a pressing plate 21, a rubber pad 22, a bolt 23, a first bearing 24, a second motor 25, a corrugated pipe 26, an air extracting cover 27, a worm 28, fan blades 29, an activated carbon adsorption layer 30, a worm wheel 31, a first rotating rod 32, a fixed plate 33, a third hollow groove 34, a second cam 35, a sliding rod 36, a rack 37, a return spring 38, a gear 39 and a second rotating rod 40.
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.
Example one
Referring to fig. 1-6, a pressing device for processing a circuit board comprises a base 1, two symmetrical vertical plates 2 are fixedly installed on the top of the base 1, a same top plate 3 is fixedly installed on the top of the two vertical plates 2, an air extraction box 5 is fixedly installed on the top of the top plate 3, a placing table 4 is fixedly installed on the top of the base 1, two symmetrical first sliding grooves 6 are formed on the top of the placing table 4, sliding blocks 7 are respectively installed in the two first sliding grooves 6 in a sliding manner, second sliding grooves 20 are respectively formed on the outer sides of the two sliding blocks 7, a pressing mechanism is respectively arranged in the two second sliding grooves 20, a first hollow groove 8 is formed in the base 1, a second hollow groove 10 is formed in the placing table 4, a first through hole is formed in the inner wall of the bottom of the second hollow groove 10, the first through hole is communicated with the first hollow groove 8, a rotating shaft 11 is rotatably installed in the first through hole, a fixed plate 33 is fixedly arranged at the top of the top plate 3, a third empty groove 34 is arranged in the fixed plate 33, an exhaust mechanism is arranged in the extraction box 5, an activated carbon adsorption layer 30 is fixedly arranged in the extraction box 5, the left side of the extraction box 5 and the right side of the fixed plate 33 are both provided with second through holes, the second through holes are communicated with the third empty groove 34, the same first rotating rod 32 is rotatably arranged in the two second through holes, a worm wheel 31 is fixedly arranged at one end of the first rotating rod 32 positioned in the extraction box 5, the top of the top plate 3 and the bottom of the extraction box 5 are provided with the same mounting hole, a corrugated pipe 26 is fixedly arranged in the mounting hole, one end of the corrugated pipe 26 is fixedly communicated with an extraction, same first mounting groove is opened in roof 3 and riser 2, and slidable mounting has rack 37 in the first mounting groove, and the third through-hole has been seted up to the right side inner wall of mounting groove, is provided with swing mechanism in the third through-hole.
In this embodiment, the exhaust mechanism includes a second motor 25, a worm 28, and two fan blades 29, a fourth through hole is formed in the top of the air extraction box 5, the outer side of the worm 28 is slidably connected to the inner wall of the fourth through hole, the outer side of the worm 28 is fixedly connected to the outer sides of the two fan blades 29, the worm 28 is engaged with the worm wheel 31, the bottom of the second motor 25 is fixedly connected to the top of the air extraction box 5, and one end of the worm 28 is fixedly connected to the output shaft of the second motor 25.
In this embodiment, the pressing mechanism includes two bolts 23, two first bearings 24, two pressing plates 21 and two rubber pads 22, threaded holes are all opened at the tops of the two sliders 7, the bolts 23 are in threaded connection with the threaded holes, the outer sides of the bolts 23 are fixedly connected with the inner rings of the first bearings 24, the outer sides of the first bearings 24 are fixedly connected with the tops of the pressing plates 21, the bottoms of the pressing plates 21 are fixedly connected with the outer sides of the rubber pads 22, and the outer sides of the pressing plates 21 are slidably connected with the inner walls of the second sliding grooves 20.
In this embodiment, the swing mechanism includes a gear 39 and a second rotating rod 40, the inner wall of the third through hole is slidably connected to the outer side of the second rotating rod 40, one end of the second rotating rod 40 is fixedly connected to the left side of the air exhaust hood 27, the other end of the second rotating rod 40 is fixedly connected to the inner ring of the gear 39, and the gear 39 is engaged with the rack 37.
In this embodiment, two symmetrical installation blocks 13 are fixedly installed at the top of the first cam 12, second installation grooves are formed in the tops of the two installation blocks 13, the connection column 14 is rotatably installed in the two second installation grooves, fifth through holes are formed in the inner walls of the two sides of the second empty groove 10, transmission rods 15 are slidably installed in the two fifth through holes, one end of each transmission rod 15 is fixedly connected with the outer side of the corresponding connection column 14, and the other end of each transmission rod 15 is hinged to the outer side of the corresponding slider 7.
In this embodiment, all seted up the sixth through-hole on two sliders 7, equal fixed mounting has fixed block 16 in two sixth through-holes, and the third spout has all been seted up in the outside of two fixed blocks 16, and equal slidable mounting has connecting block 17 in two third spouts, and the equal fixedly connected with locating plate 18 in right side of two connecting blocks 17, the equal fixedly connected with compression spring 19 in left side of two connecting blocks 17, compression spring 19's one end and the inner wall fixed connection of third spout.
In this embodiment, a sliding hole is formed in an inner wall of the bottom of the third empty slot 34, the sliding hole is communicated with the first mounting slot, a sliding rod 36 is slidably mounted in the sliding hole, one end of the sliding rod 36 is fixedly connected with one end of the rack 37, one end of the first rotating rod 32 located in the third empty slot is fixedly mounted with a second cam 35, and an outer side of the second cam 35 is slidably connected with one end of the sliding rod 36.
In this embodiment, a return spring 38 is sleeved outside the sliding rod 36, and two ends of the return spring 38 are respectively and fixedly connected with one end of the rack 37 and the inner wall of the top of the mounting groove.
In this embodiment, a first motor 9 is fixedly installed on the inner wall of the bottom of the first empty slot 8, and an output shaft of the first motor 9 is fixedly connected with one end of the rotating shaft 11.
In this embodiment, the bottom inner wall of the second empty groove 10 and the top inner wall of the air extraction box 5 are both fixedly provided with second bearings, inner rings of the two second bearings are respectively fixedly connected with the outer sides of the rotating shaft 11 and the worm 28, the outer side of the vertical plate 2 and the left inner wall of the air extraction box 5 are both fixedly provided with third bearings, and inner rings of the two third bearings are respectively fixedly connected with the outer sides of the first rotating rod 32 and the second rotating rod 40.
Example two
Referring to fig. 1-6, a pressing device for processing a circuit board comprises a base 1, wherein two symmetrical vertical plates 2 are fixedly arranged at the top of the base 1 through welding, a same top plate 3 is fixedly arranged at the top of the two vertical plates 2 through welding, an air extraction box 5 is fixedly arranged at the top of the top plate 3 through welding, a placing table 4 is fixedly arranged at the top of the base 1 through welding, two symmetrical first chutes 6 are arranged at the top of the placing table 4, sliders 7 are slidably arranged in the two first chutes 6, second chutes 20 are arranged at the outer sides of the two sliders 7, pressing mechanisms are arranged in the two second chutes 20, a first empty groove 8 is arranged in the base 1, a second empty groove 10 is arranged in the placing table 4, a first through hole is arranged on the inner wall of the bottom of the second empty groove 10, the first through hole is communicated with the first empty groove 8, a rotating shaft 11 is arranged in the first through hole, one end of the rotating shaft 11 is fixedly provided with a first cam 12 through welding, the top of the top plate 3 is fixedly provided with a fixing plate 33 through welding, a third empty groove 34 is formed in the fixing plate 33, an exhaust mechanism is arranged in the air extraction box 5, an activated carbon adsorption layer 30 is fixedly arranged in the air extraction box 5 through welding, the left side of the air extraction box 5 and the right side of the fixing plate 33 through welding are both provided with second through holes, the second through holes are communicated with the third empty groove 34, the same first rotating rod 32 is rotatably arranged in the two second through holes, a worm wheel 31 is fixedly arranged at one end of the first rotating rod 32 positioned in the air extraction box 5 through welding, the top of the top plate 3 and the bottom of the air extraction box 5 are provided with the same mounting hole, a corrugated pipe 26 is fixedly arranged in the mounting hole through welding, one end of the corrugated pipe 26 is communicated with an air extraction cover 27 through welding, a rack 37 is slidably mounted in the first mounting groove, a third through hole is formed in the inner wall of the right side of the first mounting groove, and a swing mechanism is arranged in the third through hole.
In this embodiment, the exhaust mechanism includes the second motor 25, the worm 28, two flabellums 29, the fourth through-hole has been seted up at the top of air extraction box 5, the outside of worm 28 and the inner wall sliding connection of fourth through-hole, the outside of worm 28 and the outside of two flabellums 29 are through welded fastening connection, worm 28 and worm wheel 31 mesh, the bottom of second motor 25 and the top of air extraction box 5 are through welded fastening connection, the one end of worm 28 and the output shaft of second motor 25 are through welded fastening connection, when opening second motor 25, worm 28 can drive two flabellums 29 rotatory.
In this embodiment, hold-down mechanism includes two bolts 23, two first bearings 24, two clamp plates 21 and two rubber pads 22, threaded hole has all been seted up at the top of two sliders 7, bolt 23 and threaded hole threaded connection, the outside of bolt 23 passes through welded fastening with the inner circle of first bearing 24 and is connected, welded fastening is passed through with the top of clamp plate 21 in the outside of first bearing 24, welded fastening is passed through with the outside of rubber pad 22 in the bottom of clamp plate 21 and is connected, the outside of clamp plate 21 and the inner wall sliding connection of second spout 20, when rotating two bolts 23, two bolts 23 can drive two clamp plates 21 vertical migration respectively.
In this embodiment, the swing mechanism includes a gear 39 and a second rotating rod 40, the inner wall of the third through hole is connected with the outer side of the second rotating rod 40 in a sliding manner, one end of the second rotating rod 40 is fixedly connected with the left side of the air exhaust cover 27 through welding, the other end of the second rotating rod 40 is fixedly connected with the inner ring of the gear 39 through welding, the gear 39 is engaged with the rack 37, and when the rack 37 vertically moves, the gear 39 can drive the second rotating rod 40 to rotate.
In this embodiment, two installation pieces 13 of symmetry are installed through welded fastening in the top of first cam 12, the second mounting groove has all been seted up at the top of two installation pieces 13, all rotate in two second mounting grooves and install spliced pole 14, the fifth through-hole has all been seted up to the both sides inner wall of second dead slot 10, equal slidable mounting has transfer line 15 in two fifth through-holes, welded fastening is passed through with spliced pole 14's the outside to the one end of transfer line 15, the other end of transfer line 15 is articulated with the outside of slider 7, when first cam 12 rotates, two transfer lines 15 can drive two slider 7 horizontal migration respectively.
In this embodiment, the sixth through hole has all been seted up on two sliders 7, all there is fixed block 16 in two sixth through holes through welded fastening, the third spout has all been seted up in the outside of two fixed blocks 16, equal slidable mounting has connecting block 17 in two third spouts, welded fastening is connected with locating plate 18 all on the right side of two connecting blocks 17, welded fastening is connected with compression spring 19 all on the left side of two connecting blocks 17, welded fastening is passed through with the inner wall of third spout to compression spring 19's one end, when 18 centre gripping circuit boards of two locating plates, two compression spring 19 can play the effect of exerting force to two connecting blocks 17 and two locating plates 18 respectively.
In this embodiment, a sliding hole is formed in the inner wall of the bottom of the third empty slot 34, the sliding hole is communicated with the first mounting slot, a sliding rod 36 is installed in the sliding hole in a sliding manner, one end of the sliding rod 36 is fixedly connected with one end of the rack 37 by welding, a second cam 35 is installed at one end of the first rotating rod 32, which is located in the third empty slot, by welding, the outer side of the second cam 35 is slidably connected with one end of the sliding rod 36, and when the first rotating rod 32 rotates, the second cam 35 can drive the sliding rod 36 to vertically move.
In this embodiment, the outer side of the sliding rod 36 is sleeved with a return spring 38, two ends of the return spring 38 are respectively connected with one end of the rack 37 and the inner wall of the top of the mounting groove through welding, and when the second cam 35 rotates to a certain position, the return spring 38 can drive the rack 37 to reset through deformation force.
In this embodiment, the bottom inner wall of first dead slot 8 has first motor 9 through welded fastening, and welded fastening is passed through with the one end of pivot 11 to the output shaft of first motor 9, and when opening first motor 9, first motor 9 can drive pivot 11 and rotate.
In this embodiment, the bottom inner wall of second dead slot 10 and the top inner wall of extraction box 5 all have the second bearing through welded fastening, the inner circle of two second bearings passes through welded fastening with the outside of pivot 11 and worm 28 respectively and is connected, the outside of riser 2 and the left side inner wall of extraction box 5 all have the third bearing through welded fastening, the inner circle of two third bearings passes through welded fastening with the outside of first bull stick 32 and second bull stick 40 respectively and is connected, when pivot 11, worm 28, first bull stick 32 and second bull stick 40 rotate, two second bearings can play the effect of stabilizing pivot 11 and worm 28 respectively, two third bearings can play the effect of stabilizing first bull stick 32 and second bull stick 40 respectively.
In the invention, when in use, a circuit board can be placed on the top of the placing table 4, then the first motor 9 is started, further the first motor 9 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the first cam 12 to rotate, the first cam 12 drives the two mounting blocks 13 to rotate, the two mounting blocks 13 respectively drive the two connecting columns 14 to rotate, the two connecting columns 14 respectively drive the two transmission rods 15 to displace, the two transmission rods 15 respectively drive the two sliders 7 to approach each other, the two sliders 7 respectively drive the two fixing blocks 16 to approach each other, the two fixing blocks 16 respectively drive the two connecting blocks 17 and the two positioning plates 18 to approach each other, so that the two positioning plates 18 can clamp and position the circuit board, then the two bolts 23 are rotated, the two bolts 23 respectively drive the two pressing plates 21 and the two rubber pads 22 to vertically move downwards, so that the two pressing plates 21 and the two rubber pads, in the process of welding the circuit board, the second motor 25 can be started, the second motor 25 drives the worm 28 to rotate, the worm 28 drives the two fan blades 29 to rotate, suction force generated by rotation of the two fan blades 29 can absorb gas generated by welding through the corrugated pipe 26 and the suction hood 27, the gas is filtered, purified and discharged through the activated carbon adsorption layer 30, and therefore the operation hazard of workers can be reduced, meanwhile, the worm 28 drives the worm wheel 31 to rotate, the worm wheel 31 drives the first rotating rod 32 to rotate, the first rotating rod 32 drives the second cam 35 to rotate, the second cam 35 drives the sliding rod 36 to vertically move downwards, the sliding rod 36 drives the rack 37 to vertically move downwards, the rack 37 drives the gear 39 to rotate, the gear 39 drives the second rotating rod 40 to rotate, when the second cam 35 rotates to a certain position, the reset spring 38 can drive the rack 37 to vertically move upwards through deformation force, the rack 37 drives the gear 39 to rotate reversely, the gear 39 drives the second rotating rod 40 to rotate reversely, and then the second rotating rod 40 drives the air suction cover 27 to swing back and forth, so that gas generated in the welding process of the circuit board can be sufficiently and effectively sucked, when the process is completed, the two bolts 23 can be reversely rotated, the two bolts 23 respectively drive the two pressing plates 21 and the two rubber pads 22 to vertically move upwards, so that the two pressing plates 21 and the two rubber pads 22 can release the compaction on the circuit board, then the first motor 9 is started to rotate reversely, the first motor 9 drives the rotating shaft 11 to rotate, the rotating shaft 11 drives the first cam 12 to rotate, the first cam 12 drives the two mounting blocks 13 to rotate, the two mounting blocks 13 respectively drive the two connecting columns 14 to rotate, the two connecting columns 14 respectively drive the two transmission rods 15 to respectively drive the two sliding blocks 7 to be away from each other, and the two sliding blocks, the two fixing blocks 16 respectively drive the two connecting blocks 17 and the two positioning plates 18 to be away from each other, so that the two positioning plates 18 can release the clamping and positioning of the circuit board.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (10)
1. A pressing device for processing a circuit board comprises a base (1) and is characterized in that two symmetrical vertical plates (2) are fixedly installed at the top of the base (1), a same top plate (3) is fixedly installed at the tops of the two vertical plates (2), an air extraction box (5) is fixedly installed at the top of the top plate (3), a placing table (4) is fixedly installed at the top of the base (1), two symmetrical first sliding grooves (6) are formed in the top of the placing table (4), sliding blocks (7) are slidably installed in the two first sliding grooves (6), second sliding grooves (20) are formed in the outer sides of the two sliding blocks (7), pressing mechanisms are arranged in the two second sliding grooves (20), a first empty groove (8) is formed in the base (1), a second empty groove (10) is formed in the placing table (4), and a first through hole is formed in the inner wall of the bottom of the second empty groove (10), the first through hole is communicated with the first empty groove (8), a rotating shaft (11) is rotatably installed in the first through hole, a first cam (12) is fixedly installed at one end of the rotating shaft (11), a fixing plate (33) is fixedly installed at the top of the top plate (3), a third empty groove (34) is formed in the fixing plate (33), an exhaust mechanism is arranged in the air extraction box (5), an activated carbon adsorption layer (30) is fixedly installed in the air extraction box (5), second through holes are formed in the left side of the air extraction box (5) and the right side of the fixing plate (33) and communicated with the third empty groove (34), the same first rotating rod (32) is rotatably installed in the two second through holes, a worm wheel (31) is fixedly installed at one end, located in the air extraction box (5), of the first rotating rod (32), the same installation hole is formed in the top of the top plate (3) and the bottom of the air extraction box (5), and a corrugated pipe, the fixed intercommunication of one end of bellows (26) has air exhaust cover (27), has seted up same first mounting groove in fixed plate (33), roof (3) and riser (2), and slidable mounting has rack (37) in the first mounting groove, and the third through-hole has been seted up to the right side inner wall of first mounting groove, is provided with swing mechanism in the third through-hole.
2. The pressing device for processing the circuit board as claimed in claim 1, wherein the exhaust mechanism comprises a second motor (25), a worm (28) and two fan blades (29), a fourth through hole is formed in the top of the air extraction box (5), the outer side of the worm (28) is in sliding connection with the inner wall of the fourth through hole, the outer side of the worm (28) is fixedly connected with the outer sides of the two fan blades (29), the worm (28) is meshed with the worm wheel (31), the bottom of the second motor (25) is fixedly connected with the top of the air extraction box (5), and one end of the worm (28) is fixedly connected with an output shaft of the second motor (25).
3. The pressing device for processing the circuit board as claimed in claim 1, wherein the pressing mechanism includes two bolts (23), two first bearings (24), two pressing plates (21) and two rubber pads (22), threaded holes are formed in the tops of the two sliders (7), the bolts (23) are in threaded connection with the threaded holes, the outer sides of the bolts (23) are fixedly connected with the inner rings of the first bearings (24), the outer sides of the first bearings (24) are fixedly connected with the tops of the pressing plates (21), the bottoms of the pressing plates (21) are fixedly connected with the outer sides of the rubber pads (22), and the outer sides of the pressing plates (21) are slidably connected with the inner walls of the second sliding grooves (20).
4. The pressing device for processing the circuit board according to claim 1, wherein the swinging mechanism comprises a gear (39) and a second rotating rod (40), the inner wall of the third through hole is slidably connected with the outer side of the second rotating rod (40), one end of the second rotating rod (40) is fixedly connected with the left side of the air exhaust hood (27), the other end of the second rotating rod (40) is fixedly connected with the inner ring of the gear (39), and the gear (39) is meshed with the rack (37).
5. The pressing device for processing the circuit board according to claim 1, wherein two symmetrical installation blocks (13) are fixedly installed at the top of the first cam (12), second installation grooves are formed in the tops of the two installation blocks (13), the connection columns (14) are rotatably installed in the two second installation grooves, fifth through holes are formed in inner walls of two sides of the second empty groove (10), transmission rods (15) are slidably installed in the two fifth through holes, one end of each transmission rod (15) is fixedly connected with the outer side of the corresponding connection column (14), and the other end of each transmission rod (15) is hinged to the outer side of the corresponding sliding block (7).
6. The pressing device for processing the circuit board according to claim 1, wherein sixth through holes are formed in the two sliding blocks (7), fixed blocks (16) are fixedly mounted in the sixth through holes, third sliding grooves are formed in the outer sides of the two fixed blocks (16), connecting blocks (17) are slidably mounted in the third sliding grooves, positioning plates (18) are fixedly connected to the right sides of the two connecting blocks (17), compression springs (19) are fixedly connected to the left sides of the two connecting blocks (17), and one ends of the compression springs (19) are fixedly connected with the inner walls of the third sliding grooves.
7. The pressing device for processing the circuit board as claimed in claim 1, wherein a sliding hole is formed in an inner wall of a bottom of the third empty groove (34), the sliding hole is communicated with the first mounting groove, a sliding rod (36) is slidably mounted in the sliding hole, one end of the sliding rod (36) is fixedly connected with one end of a rack (37), a second cam (35) is fixedly mounted at one end of the first rotating rod (32) located in the third empty groove, and an outer side of the second cam (35) is slidably connected with one end of the sliding rod (36).
8. The pressing device for processing the circuit board as claimed in claim 7, wherein a return spring (38) is sleeved outside the sliding rod (36), and two ends of the return spring (38) are fixedly connected with one end of the rack (37) and the inner wall of the top of the mounting groove.
9. The pressing device for processing the circuit board as claimed in claim 1, wherein a first motor (9) is fixedly mounted on an inner wall of the bottom of the first empty slot (8), and an output shaft of the first motor (9) is fixedly connected with one end of the rotating shaft (11).
10. The pressing device for processing the circuit board as claimed in claim 1, wherein the bottom inner wall of the second empty groove (10) and the top inner wall of the air extraction box (5) are both fixedly provided with second bearings, inner rings of the two second bearings are fixedly connected with the outer sides of the rotating shaft (11) and the worm (28), the outer side of the vertical plate (2) and the left inner wall of the air extraction box (5) are both fixedly provided with third bearings, and inner rings of the two third bearings are fixedly connected with the outer sides of the first rotating rod (32) and the second rotating rod (40).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110289801.4A CN113042848A (en) | 2021-03-17 | 2021-03-17 | Pressing device for circuit board processing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110289801.4A CN113042848A (en) | 2021-03-17 | 2021-03-17 | Pressing device for circuit board processing |
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| Publication Number | Publication Date |
|---|---|
| CN113042848A true CN113042848A (en) | 2021-06-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110289801.4A Pending CN113042848A (en) | 2021-03-17 | 2021-03-17 | Pressing device for circuit board processing |
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| Country | Link |
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| CN (1) | CN113042848A (en) |
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| CN113967848A (en) * | 2021-10-25 | 2022-01-25 | 舒晓梅 | Irregular metal section oblique cutting machine |
| CN114258210A (en) * | 2021-12-25 | 2022-03-29 | 深圳市中氏电子科技有限公司 | SIP integrated circuit packaging structure fusing SMT |
| CN114308909A (en) * | 2021-12-27 | 2022-04-12 | 深圳市世纪众云科技有限公司 | Cleaning equipment for integrated circuit processing |
| CN114589437A (en) * | 2022-03-25 | 2022-06-07 | 深圳市澜浩鸿光电有限公司 | Welding device for display production system |
| CN115246051A (en) * | 2021-11-16 | 2022-10-28 | 徐州二川机械有限公司 | Hydraulic tank welding position frock |
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Application publication date: 20210629 |