CN114096069A - Electric specialty practice class is with PCB board clamping auxiliary assembly - Google Patents
Electric specialty practice class is with PCB board clamping auxiliary assembly Download PDFInfo
- Publication number
- CN114096069A CN114096069A CN202111466749.1A CN202111466749A CN114096069A CN 114096069 A CN114096069 A CN 114096069A CN 202111466749 A CN202111466749 A CN 202111466749A CN 114096069 A CN114096069 A CN 114096069A
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- bottom plate
- clamping
- auxiliary
- fixedly connected
- circuit board
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- 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
- H05K3/0011—Working of insulating substrates or insulating layers
- H05K3/0044—Mechanical working of the substrate, e.g. drilling or punching
- H05K3/0047—Drilling of holes
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- 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
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- 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
- H05K2203/00—Indexing scheme relating to apparatus or processes for manufacturing printed circuits covered by H05K3/00
- H05K2203/01—Tools for processing; Objects used during processing
- H05K2203/0147—Carriers and holders
- H05K2203/0165—Holder for holding a Printed Circuit Board [PCB] during processing, e.g. during screen printing
Abstract
The invention discloses a PCB clamping auxiliary device for an electrical professional practice course in the technical field of circuit board processing. Through clamping subassembly and the drive assembly of design, make the direction removal of first supplementary clamping bottom plate and the supplementary clamping bottom plate of second to keeping away from each other, and then alright realize the fixed to the circuit board, be convenient for subsequent spraying work, can be applicable to the centre gripping location work of ordinary circuit board and flexible circuit board simultaneously, and can not cover the spraying face production of circuit board, can support a plurality of faces of circuit board, stability and precision are high, and when removing the power of additional on the circuit board, only need control negative pressure drainage pump stop work, can remove the centre gripping effect to the circuit board fast, the quality and the efficiency of circuit board processing have effectively been improved, the practicality is greatly improved, can satisfy user's demand.
Description
Technical Field
The invention relates to the technical field of circuit board processing, in particular to a PCB clamping auxiliary device for an electrical professional practice course.
Background
The circuit board enables the circuit to be miniaturized and visualized, and plays an important role in batch production of fixed circuits and optimization of electric appliance layout.
The invention discloses an invention patent in the technical field of partial circuit board processing, wherein the invention patent with the application number of CN110691468B discloses a clamp tool for circuit board drilling processing, and the technical problem solved by the invention is that in the process flow of a driller of a circuit board, the circuit board is firstly placed on the appointed position of a placing board, then four corners of the circuit board are fixed by spring fixing clamps, the fixing speed is slow because the four corners are respectively fixed, and after the driller finishes drilling, the drilled circuit board is mostly taken down firstly, then the circuit board which is not drilled is placed on the appointed position for fixing, then drilling is carried out, the detaching speed is slow, the processing efficiency is influenced, and the problem is solved under the mutual matching of the first rotating disc, the limiting disc, the driving tooth groove, the circuit board piece and other structures designed by the patent.
In the prior art, in order to improve the process quality of drilling, printing, etching and the like of a circuit board, a PCB clamping auxiliary device is usually used, the existing PCB clamping auxiliary device has some defects when in use, the common board clamping auxiliary device is difficult to be simultaneously suitable for positioning and clamping work of a common circuit board and a flexible circuit board, the effect is poor, and especially the common circuit board is often damaged due to overlarge clamping force because the processing sites are different.
Based on the technical scheme, the invention designs the PCB clamping auxiliary equipment for the electric professional practice lessons to solve the problems.
Disclosure of Invention
The invention aims to provide PCB clamping auxiliary equipment for electrical professional practice courses, and aims to solve the problems that in the prior art provided by the background art, in order to improve the process quality of drilling, printing, etching and the like of a circuit board, the PCB clamping auxiliary equipment is usually used, the existing PCB clamping auxiliary equipment has some defects when in use, the common board clamping auxiliary equipment is difficult to be simultaneously suitable for positioning and clamping work of a common circuit board and a flexible circuit board, the effect is poor, and particularly the common circuit board is often damaged due to overlarge clamping force due to different processing sites.
In order to achieve the purpose, the invention provides the following technical scheme: a PCB clamping auxiliary device for an electrical professional practice course comprises a workbench, wherein a clamping assembly is arranged on the workbench, a driving assembly is further arranged between the clamping assembly and the workbench, and an adaptive allocation assembly is further arranged on the clamping assembly;
the clamping assembly comprises a first auxiliary clamping bottom plate and a second auxiliary clamping bottom plate, a negative pressure plate clamping opening is formed in one side, close to the center of the top of the workbench, of the second auxiliary clamping bottom plate and the first auxiliary clamping bottom plate, the position, corresponding to the negative pressure plate clamping opening, between the adjacent first auxiliary clamping bottom plate and the second auxiliary clamping bottom plate is connected with a same bridge-type connecting auxiliary pipe in a rotating mode, the side end face, located on the leftmost side of the second auxiliary clamping bottom plate, of the first auxiliary clamping bottom plate is connected with an input port of a main pipe and a negative pressure drainage pump through bridge-type connection, and a driving assembly used for adjusting the relative position between the first auxiliary clamping bottom plate and the second auxiliary clamping bottom plate is arranged at the bottom of the first auxiliary clamping bottom plate and the bottom of the second auxiliary clamping bottom plate.
As a further scheme of the invention, the bottom of the body of the negative pressure drainage pump is fixedly connected to the bottom of the inner side of the workbench through a shock pad, the top of the workbench is provided with a through connecting port, and the bridge type connecting auxiliary pipe is positioned in the through connecting port.
As a further scheme of the invention, opposite surfaces of the first auxiliary clamping bottom plate and the second auxiliary clamping bottom plate are slidably connected, and first sliding connection grooves are respectively formed on corresponding surfaces of the second auxiliary clamping bottom plate and the first auxiliary clamping bottom plate, a first sliding connection seat is slidably connected in the first sliding connection groove, a first support spring is embedded and connected at a position corresponding to the first sliding connection seat on the inner side of the first sliding connection groove, one end of the first support spring is fixedly connected to an end surface on the inner side of the first sliding connection groove, the other end of the first support spring is fixedly connected with a surface close to the first sliding connection seat, and an end surface of the first sliding connection seat is fixedly connected to a side end surface of the first auxiliary clamping bottom plate or the second auxiliary clamping bottom plate.
As a further scheme of the invention, a sealed partition plate is fixedly connected inside the negative pressure plate clamping opening, and a bridge-shaped connecting hole is formed in the end face of the sealed partition plate.
As a further scheme of the invention, an adaptive block is slidably connected at a position corresponding to the sealed partition plate in the negative pressure plate clamping opening, the adaptive allocation component comprises a bidirectional threaded rod, the adaptive block is in threaded connection with the surface of the bidirectional threaded rod, and the end part of the bidirectional threaded rod is rotatably connected to the inner side wall of the negative pressure plate clamping opening.
As a further scheme of the invention, the end surface of the bidirectional threaded rod is also fixedly connected with a driven bevel gear, the surface of the driven bevel gear is engaged with a driving bevel gear, the driving bevel gear is fixedly connected to the surface of a transfer shaft, the transfer shaft is rotatably connected in a transfer through hole formed in the top of a support rib plate seat, the bottom of the support rib plate seat is fixedly connected to the top of a first auxiliary clamping bottom plate or a second auxiliary clamping bottom plate, and the top end of the transfer shaft is fixedly connected with a first anti-skidding knob.
As a further scheme of the invention, inclined planes are arranged on the surfaces of the first auxiliary clamping bottom plate and the second auxiliary clamping bottom plate corresponding to the positions of the negative pressure plate clamping openings, and the wall thickness of the negative pressure plate clamping openings is less than 0.1 mm.
As a further scheme of the invention, the driving assembly comprises a second sliding connection groove, the second sliding connection groove is formed in the bottom of the first auxiliary clamping bottom plate or the bottom of the second auxiliary clamping bottom plate, a second sliding connection seat is connected in the second sliding connection groove in a sliding manner, and the end face of the second sliding connection seat is fixedly connected with the end face of the inner side of the second sliding connection groove through a second support spring.
As a further scheme of the invention, the second sliding connection seat is further connected in a sliding connection port, a threaded cylinder is embedded in the sliding connection port, the top of the threaded cylinder is fixedly connected to the bottom of the second sliding connection seat, a one-way threaded rod is connected in the threaded cylinder in a threaded manner, the same linkage shaft is sleeved in two opposite one-way threaded rods, the end part of the one-way threaded rod is rotatably connected to the end surface of the inner side of the sliding connection port, and the end part of the one-way threaded rod is further fixedly connected with a second anti-skidding knob.
As a further scheme of the invention, a finger control shaft is sleeved in the second anti-slip knob, one end of the finger control shaft close to the linkage shaft is fixedly connected, a linkage bevel gear is also fixedly connected to the surface of the linkage shaft, a third sliding connection seat is fixedly connected to the surface of the linkage shaft, the third sliding connection seat is slidably connected in a third sliding connection groove formed in the end surface of the inner side of the one-way threaded rod, the end surface of the inner side of the third sliding connection groove is fixedly connected with one surface of the third sliding connection seat close to the third sliding connection seat through a third supporting spring, a movable magnetic seat is also fixedly connected to the surface of the linkage shaft, a fixed magnetic seat is also fixedly connected to the position of the end surface of the inner side of the one-way threaded rod corresponding to the movable magnetic seat, and the magnetic poles of the opposite surfaces of the fixed magnetic seat and the movable magnetic seat are opposite.
Compared with the prior art, the invention has the beneficial effects that:
1. through the designed clamping assembly and driving assembly, after a common circuit board or a flexible circuit board is placed at the central position of the top of the workbench, the second anti-skidding knob is twisted to drive the one-way threaded rod to rotate in the threaded cylinder, under the combined action effect of torsion and thread occlusion force, the threaded cylinder can generate stable displacement action on the surface of the one-way threaded rod during the rotation of the one-way threaded rod due to the fact that the second sliding connecting seat is used as a connecting medium between the threaded cylinder and the passing connecting port and the limiting action of the second sliding connecting seat, so that the first auxiliary clamping assembly or the second auxiliary clamping assembly can be driven to approach the circuit board through the second sliding connecting seat, and after the butt joint work between the first auxiliary clamping assembly and the circuit board as well as between the second auxiliary clamping assembly and the circuit board is completed, the operation of the negative pressure drainage pump is controlled, when the negative pressure drainage pump works, an input port of the negative pressure drainage pump can extract air in a corresponding second auxiliary clamping bottom plate through a bridge-type connecting main pipe, then, a plurality of bridge-type connecting auxiliary pipes are used for extracting air in other first auxiliary clamping bottom plates and second clamping bottom plates, under the action of suction force, the pressure in negative pressure plate clamping openings built in the first auxiliary clamping bottom plates and the second auxiliary clamping bottom plates is gradually reduced and tends to negative pressure, according to the negative pressure drainage effect, a circuit board can be adsorbed on the end faces of the first auxiliary clamping bottom plates and the second auxiliary clamping bottom plates at positions corresponding to the negative pressure plate clamping openings, then, the second anti-skidding knob is twisted again, so that the first auxiliary clamping bottom plates and the second auxiliary clamping bottom plates move towards directions away from each other, and then the circuit board can be fixed, the subsequent spraying work is facilitated, and the negative pressure drainage pump can be simultaneously suitable for the clamping and positioning work of a common circuit board and a flexible circuit board, the spraying surface of the circuit board can not be covered, a plurality of surfaces of the circuit board can be supported, the stability and the precision are high, when the force attached to the circuit board is removed, the negative pressure drainage pump is controlled to stop working, the clamping effect on the circuit board can be removed quickly, the quality and the efficiency of circuit board processing are effectively improved, the practicability is greatly improved, and the requirements of users can be met.
2. The rotation of the first anti-skid knob is controlled through the designed clamping component and the adaptive allocation component, the first anti-skid knob drives the driving bevel gear to rotate through the adapter shaft in the rotating process, the torque force can be transferred to the bidirectional threaded rod by utilizing the linkage effect between the driving bevel gear and the driven bevel gear, so that the bidirectional threaded rod rotates in the adapter block, the adapter block can move in the negative pressure plate clamping opening under the combined action effect of the torque force and the thread engagement force, the relative position relation between the adapter block and the bridge-shaped connecting hole is adjusted by controlling the movement of the adapter block, the effective working area of the negative pressure plate clamping opening can be adjusted according to the size of the circuit board, and the stability between the first auxiliary clamping bottom plate and the circuit board as well as the second auxiliary clamping bottom plate and the circuit board can be improved, the utilization rate of the output power of the negative pressure drainage pump can be improved.
3. Through the drive assembly who designs, first supplementary clamping bottom plate and second supplementary clamping bottom plate all use the second to slide the connecting seat as with the workstation between the connecting medium, therefore at the in-process of adjusting first supplementary clamping bottom plate, will promote the second supplementary clamping bottom plate and slide the connecting seat through built-in second and carry out corresponding action of sliding in the second slides the connecting groove, make and all can keep connected state between first supplementary clamping bottom plate and the second supplementary clamping bottom plate, thereby alright carry out the centre gripping location to the multiple face of circuit board, the stability of circuit board after the location has further been improved.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is an enlarged schematic view of the structure at A in the present invention;
FIG. 3 is a schematic structural view of a first auxiliary clamping base plate according to the present invention;
FIG. 4 is an enlarged view of the structure at B in the present invention;
FIG. 5 is a schematic diagram of an adaptive deployment module according to the present invention;
FIG. 6 is a schematic perspective view of another view of the first auxiliary clamping base plate according to the present invention;
FIG. 7 is a schematic structural diagram of a driving assembly according to the present invention;
fig. 8 is a sectional view schematically showing the construction of the one-way threaded rod of the present invention.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a work table; 2. clamping the assembly; 201. a first auxiliary clamping bottom plate; 202. a second auxiliary clamping bottom plate; 203. a first sliding connecting groove; 204. a first sliding connection seat; 205. a first support spring; 206. a negative pressure plate clamping opening; 207. an adaptation block; 208. a negative pressure drainage pump; 209. a sealed partition plate; 210. a bridge-type connection hole; 211. the bridge type is connected with the auxiliary pipe; 212. the bridge type is connected with the main pipe; 3. an adaptability deployment component; 301. a bidirectional threaded rod; 302. a driven bevel gear; 303. a drive bevel gear; 304. a transfer shaft; 305. a first anti-skid knob; 306. a support rib plate seat; 4. a drive assembly; 401. a second sliding connecting groove; 402. a second sliding connection seat; 403. a second support spring; 404. a fixed magnetic base; 405. a threaded barrel; 406. a one-way threaded rod; 407. a linkage shaft; 408. a second anti-skid knob; 409. linkage bevel gear; 410. a finger control shaft; 411. a third sliding connection seat; 412. a third sliding connecting groove; 413. a third support spring; 414. a movable magnetic base; 5. and a connecting port is penetrated.
Detailed Description
Referring to fig. 1-8, the present invention provides a technical solution: a PCB clamping auxiliary device for an electrical professional practice course comprises a workbench 1, wherein a clamping assembly 2 is arranged on the workbench 1, a driving assembly 4 is further arranged between the clamping assembly 2 and the workbench 1, and an adaptive allocation assembly 3 is further arranged on the clamping assembly 2;
the clamping assembly 2 comprises a first auxiliary clamping bottom plate 201 and a second auxiliary clamping bottom plate 202, negative pressure plate clamping openings 206 are formed in one surfaces, close to the center of the top of the workbench 1, of the second auxiliary clamping bottom plate 202 and the first auxiliary clamping bottom plate 201, the positions, corresponding to the negative pressure plate clamping openings 206, of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 which are adjacent to each other are rotatably connected with a same bridge-shaped connecting auxiliary pipe 211, the side end face of the leftmost second auxiliary clamping bottom plate 202 is connected with an input port of a main pipe 212 and a negative pressure drainage pump 208 through a bridge-shaped connection, and driving assemblies 4 used for adjusting the relative positions of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 are arranged at the bottoms of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202.
Specifically, as shown in fig. 1, the bottom of the body of the negative pressure drainage pump 208 is fixedly connected to the bottom of the inner side of the workbench 1 through a shock pad, a through connection port 5 is formed in the top of the workbench 1, and the bridge-type connection auxiliary pipe 211 is located in the through connection port 5.
The embodiment specifically comprises the following steps: after a common circuit board or a flexible circuit board is placed at the central position of the top of the workbench 1, the second anti-skid knob 408 is twisted to drive the one-way threaded rod 406 to rotate in the threaded cylinder 405, under the combined action effect of the torsion and the thread engagement force, and because the second sliding connection seat 402 is also used as a connection medium between the threaded cylinder 405 and the passing connection port 5 and the limiting function of the second sliding connection seat 402 is assisted, the threaded cylinder 405 can generate stable displacement action on the surface of the one-way threaded rod 406 in the rotating process of the one-way threaded rod 406, and then the first auxiliary clamping component 2 or the second auxiliary clamping component 2 can be driven to approach the circuit board through the second sliding connection seat 402, and the operation of the negative pressure drainage pump 208 is controlled after the butt joint work between the first auxiliary clamping component 2 and the second auxiliary clamping component 2 and the circuit board is completed, when the negative pressure drainage pump 208 works, an input port of the negative pressure drainage pump 208 can extract air in the corresponding second auxiliary clamping bottom plate 202 through the bridge-type connecting main pipe 212, then, a plurality of bridge-type connecting auxiliary pipes 211 are used for extracting air in the other first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate, under the action of suction, the pressure in the negative pressure plate clamping openings 206 arranged in the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 is gradually reduced and tends to be negative, according to the negative pressure drainage effect, the circuit board can be adsorbed at the positions, corresponding to the negative pressure plate clamping openings 206, on the end faces of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202, and then the circuit board can be fixed, so that the subsequent spraying work is facilitated, and the negative pressure drainage pump can be simultaneously suitable for clamping and positioning work of common circuit boards and flexible circuit boards.
Specifically, as shown in fig. 2, 3 and 4, the opposite surfaces of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 are slidably connected, and the corresponding surfaces of the second auxiliary clamping bottom plate 202 and the first auxiliary clamping bottom plate 201 are both provided with a first sliding connection groove 203, the first sliding connection groove 203 is slidably connected with a first sliding connection seat 204, a first support spring 205 is embedded and connected at a position corresponding to the first sliding connection seat 204 inside the first sliding connection groove 203, one end of the first support spring 205 is fixedly connected to an end surface inside the first sliding connection groove 203, the other end of the first support spring 205 is fixedly connected to a surface close to the first sliding connection seat 204, an end surface of the first sliding connection seat 204 is fixedly connected to a side end surface of the first auxiliary clamping bottom plate 201 or the second auxiliary clamping bottom plate 202, a sealed partition plate 209 is fixedly connected to the inside of the negative pressure plate nip 206, the end face of the sealing partition plate 209 is provided with a bridge-shaped connecting hole 210.
The embodiment specifically comprises the following steps: twist second anti-skidding knob 408, make first supplementary clamping bottom plate 201 and the supplementary clamping bottom plate 202 of second remove to the direction of keeping away from each other, and then alright realize fixed to the circuit board, be convenient for subsequent spraying work, can be applicable to the centre gripping location work of ordinary circuit board and flexible circuit board simultaneously, and can not produce the spraying face of circuit board and hide, can support a plurality of faces of circuit board, stability and precision are high, and when removing the power of additional on the circuit board, only need control negative pressure drainage pump 208 stop work, can remove the centre gripping effect to the circuit board fast, the quality and the efficiency of circuit board processing have effectively been improved, the practicality is greatly improved, user's demand can be satisfied.
Specifically, as shown in fig. 5, an adapting block 207 is slidably connected to a position corresponding to the sealed partition plate 209 inside the negative pressure plate nip 206, the adaptive adjusting assembly 3 includes a bidirectional threaded rod 301, the adapting block 207 is threadedly connected to the surface of the bidirectional threaded rod 301, the end of the bidirectional threaded rod 301 is rotatably connected to the inner side wall of the negative pressure plate nip 206, a driven bevel gear 302 is further fixedly connected to the end surface of the bidirectional threaded rod 301, a driving bevel gear 303 is engaged with the surface of the driven bevel gear 302, the driving bevel gear 303 is fixedly connected to the surface of a switching shaft 304, the switching shaft 304 is rotatably connected to a switching hole formed at the top of a supporting rib plate seat 306, the bottom of the supporting rib plate seat 306 is fixedly connected to the top of the first auxiliary clamping bottom plate 201 or the second auxiliary clamping bottom plate 202, the top of the switching shaft 304 is fixedly connected to a first anti-slip knob 305, inclined surfaces are respectively arranged at positions of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 corresponding to the negative pressure plate nip 206, and the wall thickness of the suction plate nip 206 is less than 0.1 mm.
The embodiment specifically comprises the following steps: the adapting block 207 moves in the negative pressure plate clamping opening 206, and the negative pressure at the port of the negative pressure plate clamping opening 206 comes from the bridge-shaped connecting hole 210 on the sealed partition plate 209, and the relative position relation between the adapting block 207 and the bridge-shaped connecting hole 210 is adjusted by controlling the adapting block 207 to move, so that the effective working area of the negative pressure plate clamping opening 206 can be adjusted according to the size of the circuit board, the stability between the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 and the circuit board can be improved, and the utilization rate of the output power of the negative pressure drainage pump 208 can also be improved.
Specifically, as shown in fig. 7 and 8, the driving assembly 4 includes a second sliding connection groove 401, the second sliding connection groove 401 is disposed at the bottom of the first auxiliary clamping bottom plate 201 or the second auxiliary clamping bottom plate 202, a second sliding connection seat 402 is slidably connected to the second sliding connection groove 401, an end surface of the second sliding connection seat 402 is fixedly connected to an end surface of an inner side of the second sliding connection groove 401 through a second support spring 403, the second sliding connection seat 402 is further slidably connected to the inside of the passing connection port 5, a threaded cylinder 405 is embedded in the passing connection port 5, a top of the threaded cylinder 405 is fixedly connected to a bottom of the second sliding connection seat 402, the threaded cylinder 405 is internally threaded with a one-way threaded rod 406, and a same linkage shaft 407 is sleeved in two opposite one-way threaded rods 406, an end of the one-way threaded rod 406 is rotatably connected to an end surface of the inner side of the passing connection port 5, and an end of the one-way threaded rod 406 is further fixedly connected to a second anti-slip knob 408, a finger control shaft 410 is sleeved in the second anti-slip knob 408, one end of the finger control shaft 410 close to the linkage shaft 407 is fixedly connected, a third sliding connection seat 411 is fixedly connected to the surface of the linkage shaft 407, the third sliding connection seat 411 is slidably connected in a third sliding connection groove 412 formed in the end surface of the inner side of the one-way threaded rod 406, the end surface of the inner side of the third sliding connection groove 412 is fixedly connected with one surface of the linkage shaft 411 close to the third sliding connection seat 411 through a third support spring 413, a movable magnetic seat 414 is further fixedly connected to the surface of the linkage shaft 407, a fixed magnetic seat 404 is further fixedly connected to the position of the end surface of the inner side of the one-way threaded rod 406 corresponding to the movable magnetic seat 414, and the magnetic poles of the opposite surfaces of the fixed magnetic seat 404 and the movable magnetic seat 414 are opposite.
The embodiment specifically comprises the following steps: the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 both use the second sliding connection seat 402 as a connection medium with the workbench 1, so that in the process of adjusting the first auxiliary clamping bottom plate 201, the second auxiliary clamping bottom plate 202 is pushed to perform corresponding sliding actions in the second sliding connection groove 401 through the built-in second sliding connection seat 402, so that the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 can both keep a connection state, and thus, a plurality of surfaces of the circuit board can be clamped and positioned, and the stability of the circuit board after positioning is further improved.
The working principle is as follows: the first anti-skid knob 305 is controlled to rotate, the first anti-skid knob 305305 drives the driving bevel gear 303 to rotate through the transfer shaft 304 in the rotating process, the linkage effect between the driving bevel gear 303 and the driven bevel gear 302 is utilized, further, the torsion can be transferred to the bidirectional threaded rod 301, the bidirectional threaded rod 301 rotates in the adapting block 207, under the combined action effect of the torsion and the thread engagement force, the adapting block 207 moves in the negative pressure plate clamping opening 206, and because the negative pressure at the port of the negative pressure plate clamping opening 206 comes from the bridge-shaped connecting hole 210 on the sealed partition plate 209, the relative position relation between the adapting block 207 and the bridge-shaped connecting hole 210 is adjusted by controlling the adapting block 207 to move, so that the effective working area of the negative pressure plate clamping opening 206 can be adjusted according to the size of the circuit board, not only can the stability between the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 and the circuit board be improved, the utilization rate of the output power of the negative pressure drainage pump 208 can be improved, after a common circuit board or a flexible circuit board is placed at the central position of the top of the workbench 1, the second anti-skid knob 408 is twisted to drive the one-way threaded rod 406 to rotate in the threaded cylinder 405, under the combined action effect of the torsion force and the thread engagement force, the second sliding connecting seat 402 is also used as a connecting medium between the threaded cylinder 405 and the passing connecting port 5, and the limiting effect of the second sliding connecting seat 402 is assisted, so that the threaded cylinder 405 can generate stable displacement action on the surface of the one-way threaded rod 406 in the rotating process of the one-way threaded rod 406, and then the first auxiliary clamping component 2 or the second auxiliary clamping component 2 can be driven to approach to the circuit board through the second sliding connecting seat 402, after the butt joint work between the first auxiliary clamping component 2 and the second auxiliary clamping component 2 and the circuit board is completed, controlling the operation of the negative pressure drainage pump 208, when the negative pressure drainage pump 208 works, the inlet of the negative pressure drainage pump 208 will extract the air in the corresponding second auxiliary clamping bottom plate 202 through the bridge type connecting main pipe 212, then, the air in the other first auxiliary clamping bottom plate 201 and the second clamping bottom plate is extracted by using the plurality of bridge type connecting auxiliary pipes 211, under the action of suction, the pressure in the negative pressure plate clamping openings 206 arranged in the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 is gradually reduced and tends to negative pressure, according to the negative pressure drainage effect, the circuit board will be adsorbed at the positions corresponding to the negative pressure plate clamping openings 206 on the end surfaces of the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202, then, the second anti-skid knob 408 is twisted again, so that the first auxiliary clamping bottom plate 201 and the second auxiliary clamping bottom plate 202 move in the direction away from each other, and then the fixation of the circuit board can be realized, subsequent spraying work of being convenient for can be applicable to the centre gripping location work of ordinary circuit board and flexible circuit board simultaneously, and can not produce the spraying face of circuit board and cover, can support a plurality of faces of circuit board, and stability and precision are high, and when removing the power of additional on the circuit board, only need control negative pressure drainage pump 208 stop work, can remove the centre gripping effect to the circuit board fast, have effectively improved the quality and the efficiency of circuit board processing, have improved the practicality greatly.
Claims (10)
1. The utility model provides an electric specialty practice class is with PCB board clamping auxiliary assembly, includes workstation (1), be provided with clamping subassembly (2) on workstation (1) to still be provided with drive assembly (4) between clamping subassembly (2) and workstation (1), still be provided with adaptability allotment subassembly (3) on clamping subassembly (2), its characterized in that:
the clamping assembly (2) comprises a first auxiliary clamping bottom plate (201) and a second auxiliary clamping bottom plate (202), one surfaces of the second auxiliary clamping bottom plate (202) and the first auxiliary clamping bottom plate (201) close to the center of the top of the workbench (1) are respectively provided with a negative pressure plate clamping opening (206), and the same bridge-shaped connecting auxiliary pipe (211) is rotatably connected between the adjacent first auxiliary clamping bottom plate (201) and the second auxiliary clamping bottom plate (202) at the position corresponding to the negative pressure plate clamping opening (206), and the side end surface of the second auxiliary clamping bottom plate (202) positioned at the leftmost side is communicated with the input port of the negative pressure drainage pump (208) through a bridge type connecting main pipe (212), and the bottom parts of the first auxiliary clamping bottom plate (201) and the second auxiliary clamping bottom plate (202) are respectively provided with a driving component (4) for adjusting the relative position between the first auxiliary clamping bottom plate (201) and the second auxiliary clamping bottom plate (202).
2. The electric profession practice class is with PCB board clamping auxiliary assembly of claim 1, characterized in that: the bottom of the body of the negative pressure drainage pump (208) is fixedly connected to the bottom of the inner side of the workbench (1) through a damping pad, a passing connecting port (5) is formed in the top of the workbench (1), and the bridge-type connecting auxiliary pipe (211) is located in the passing connecting port (5).
3. The electric profession practice class is with PCB board clamping auxiliary assembly of claim 1, characterized in that: the opposite surfaces of the first auxiliary clamping bottom plate (201) and the second auxiliary clamping bottom plate (202) are connected in a sliding way, and the corresponding surfaces of the second auxiliary clamping bottom plate (202) and the first auxiliary clamping bottom plate (201) are both provided with a first sliding connecting groove (203), a first sliding connecting seat (204) is connected in the first sliding connecting groove (203) in a sliding way, and a first supporting spring (205) is embedded and connected at the position of the inner side of the first sliding connecting groove (203) corresponding to the first sliding connecting seat (204), one end of the first supporting spring (205) is fixedly connected on the end surface of the inner side of the first sliding connecting groove (203), the other end of the first supporting spring (205) is fixedly connected with one surface close to the first sliding connecting seat (204), the end face of the first sliding connection seat (204) is fixedly connected to the side end face of the first auxiliary clamping bottom plate (201) or the second auxiliary clamping bottom plate (202).
4. The electric profession practice class is with PCB board clamping auxiliary assembly of claim 1, characterized in that: the inside of the negative pressure plate clamping opening (206) is fixedly connected with a sealed partition plate (209), and the end face of the sealed partition plate (209) is provided with a bridge-shaped connecting hole (210).
5. The electric profession practice class is with PCB board clamping auxiliary assembly of claim 1, characterized in that: the inside position department sliding connection that corresponds sealed division board (209) of negative pressure board clamp mouth (206) has adaptation piece (207), adaptation allotment subassembly (3) include two-way threaded rod (301) to adaptation piece (207) threaded connection is on the surface of two-way threaded rod (301), the tip of two-way threaded rod (301) is rotated and is connected on the inside wall of negative pressure board clamp mouth (206).
6. The electric profession practice lesson PCB clamping auxiliary equipment of claim 5, wherein: the end face of the bidirectional threaded rod (301) is further fixedly connected with a driven bevel gear (302), the surface of the driven bevel gear (302) is meshed with a driving bevel gear (303), the driving bevel gear (303) is fixedly connected to the surface of a transfer shaft (304), the transfer shaft (304) is rotatably connected to a transfer through hole formed in the top of a supporting rib plate seat (306), the bottom of the supporting rib plate seat (306) is fixedly connected to the top of a first auxiliary clamping bottom plate (201) or a second auxiliary clamping bottom plate (202), and the top end of the transfer shaft (304) is fixedly connected with a first anti-skidding knob (305).
7. The electric profession practice class is with PCB board clamping auxiliary assembly of claim 1, characterized in that: inclined planes are arranged on the surfaces of the first auxiliary clamping bottom plate (201) and the second auxiliary clamping bottom plate (202) corresponding to the positions of the negative pressure plate clamping openings (206), and the wall thickness of the negative pressure plate clamping openings (206) is smaller than 0.1 mm.
8. The electric profession practice class is with PCB board clamping auxiliary assembly of claim 1, characterized in that: drive assembly (4) slide the connecting groove (401) including the second, the second slides the connecting groove (401) and sets up in the bottom of first supplementary clamping bottom plate (201) or the supplementary clamping bottom plate of second (202), sliding connection has second in the second slides the connecting groove (401) and slides connecting seat (402), the terminal surface department that the second slided connecting seat (402) slides the terminal surface fixed connection who connects the groove (401) inboard through second supporting spring (403) and second.
9. The electric profession practice lesson PCB clamping auxiliary equipment of claim 8, wherein: the second sliding connection seat (402) is further connected in the passing connection seat (5) in a sliding mode, a threaded cylinder (405) is embedded in the passing connection seat (5), the top of the threaded cylinder (405) is fixedly connected to the bottom of the second sliding connection seat (402), a one-way threaded rod (406) is connected to the inner threads of the threaded cylinder (405), the same linkage shaft (407) is sleeved in the two opposite one-way threaded rods (406), the end portion of the one-way threaded rod (406) is rotatably connected to the inner side end face of the passing connection seat (5), and the end portion of the one-way threaded rod (406) is further fixedly connected with a second anti-skidding knob (408).
10. The electric profession practice lesson PCB clamping auxiliary equipment of claim 9, wherein: a finger control shaft (410) is sleeved in the second anti-skid knob (408), one end of the finger control shaft (410) close to the linkage shaft (407) is fixedly connected, a linkage bevel gear (409) is also fixedly connected to the surface of the linkage shaft (407), a third sliding connection seat (411) is fixedly connected to the surface of the linkage shaft (407), the third sliding connection seat (411) is slidably connected to a third sliding connection groove (412) formed in the end surface of the inner side of the one-way threaded rod (406), the end surface of the inner side of the third sliding connection groove (412) is fixedly connected to one surface of the linkage shaft (411) close to the third sliding connection seat (411) through a third support spring (413), a movable magnetic seat (414) is also fixedly connected to the surface of the linkage shaft (407), and a fixed magnetic seat (404) is also fixedly connected to the position of the end surface of the inner side of the one-way threaded rod (406) corresponding to the movable magnetic seat (414), the fixed magnetic seat (404) and the movable magnetic seat (414) have opposite magnetic poles.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466749.1A CN114096069A (en) | 2021-12-03 | 2021-12-03 | Electric specialty practice class is with PCB board clamping auxiliary assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111466749.1A CN114096069A (en) | 2021-12-03 | 2021-12-03 | Electric specialty practice class is with PCB board clamping auxiliary assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114096069A true CN114096069A (en) | 2022-02-25 |
Family
ID=80306544
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111466749.1A Withdrawn CN114096069A (en) | 2021-12-03 | 2021-12-03 | Electric specialty practice class is with PCB board clamping auxiliary assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114096069A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115383490A (en) * | 2022-08-29 | 2022-11-25 | 海门宝利康精工科技有限公司 | Avoid panel atress to take place frock clamp for alloy plate of phenomenon of bulging |
-
2021
- 2021-12-03 CN CN202111466749.1A patent/CN114096069A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115383490A (en) * | 2022-08-29 | 2022-11-25 | 海门宝利康精工科技有限公司 | Avoid panel atress to take place frock clamp for alloy plate of phenomenon of bulging |
| CN115383490B (en) * | 2022-08-29 | 2024-04-05 | 厦门欣良威金属制品有限公司 | Avoid panel atress to take place frock clamp for alloy sheet material of swell phenomenon |
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| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20220225 |
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| WW01 | Invention patent application withdrawn after publication |