Disclosure of Invention
The invention provides a circuit board testing device for environment monitoring equipment, which is used for solving the defects of the prior art, facilitating automatic feeding and conveying operation of a circuit board when the environment monitoring equipment is processed, improving the automation degree of feeding transfer, being capable of carrying out automatic surface mounting operation, improving the precision and efficiency during surface mounting, being capable of automatically, efficiently and precisely carrying out welding operation of electronic components, being capable of automatically carrying out testing operation of the circuit board, improving the testing efficiency and automation degree, realizing the automation degree of board card processing and having strong practicability.
In order to achieve the purpose of the invention, the following technology is adopted:
an environmental monitoring equipment circuit board testing arrangement includes:
the operation platform comprises an operation upper plate, the operation upper plate is of a rectangular structure, and four corners of the operation upper plate are provided with support members in a downward extending manner;
the feeding assembly is arranged at one end of the operating platform and comprises a rotating mechanism, the rotating mechanism is provided with a locking and rotating mechanism, the rotating mechanism is provided with a transferring mechanism, the transferring mechanism is provided with a lifting mechanism, the lifting mechanism is provided with a rotating and holding mechanism, the rotating mechanism is used for adjusting the angle of the transferring mechanism, the locking and rotating mechanism is used for locking the rotating angle of the transferring mechanism, the lifting mechanism is used for adjusting the height of the rotating and holding mechanism, and the rotating and holding mechanism is used for fixing a circuit board during transferring;
the conveying mechanism is arranged on one side of the operating platform;
the chip mounting assembly is arranged on the operating platform, is positioned on one side of the feeding assembly and comprises an inward moving mechanism, the inward moving mechanism is provided with a plurality of chip mounting mechanisms, the inward moving mechanism is used for adjusting the positions of the chip mounting mechanisms, and the chip mounting mechanisms are used for chip mounting operation of electronic components;
the welding assembly is arranged on the operating platform, is positioned on one side of the patch assembly and comprises an adjusting mechanism, the adjusting mechanism is provided with a forward pushing mechanism, the forward pushing mechanism is provided with a transferring mechanism, the transferring mechanism is provided with a welding mechanism, the adjusting mechanism is used for adjusting the height of the forward pushing mechanism, the forward pushing mechanism is used for adjusting the position of the transferring mechanism, the transferring mechanism is used for adjusting the angle of the welding mechanism, and the welding mechanism is used for welding an electronic device and a circuit board;
the point measurement assembly is arranged at the other end of the operating platform and comprises a positioning mechanism arranged on the operating upper plate, the other end of the operating upper plate is provided with a first moving mechanism, the first moving mechanism is provided with a down-regulation mechanism, the down-regulation mechanism is provided with a second moving mechanism, the second moving mechanism is provided with a pair of point measurement mechanisms, the positioning mechanism is used for clamping and positioning the circuit board, the first moving mechanism is used for adjusting the position of the down-regulation mechanism, the down-regulation mechanism is used for adjusting the height and the pitching angle of the second moving mechanism, the second moving mechanism is used for adjusting the position of the point measurement mechanism, the moving direction is perpendicular to the moving direction of the first moving mechanism, and the point measurement mechanism is used for testing the circuit board;
the feeding assembly is used for transferring and conveying the circuit board, the circuit board is transferred to the conveying mechanism, the conveying mechanism is used for driving the circuit board to move towards the patch assembly, the welding assembly and the point measurement assembly, position adjustment of the circuit board is carried out when the patch assembly, the welding assembly and the test of the circuit board are carried out, the patch assembly is used for transferring the electronic components to the point positions corresponding to the circuit board, the welding assembly is used for welding operation between the electronic components and the circuit board, and the point measurement assembly is used for testing operation of the circuit board.
Further, the supporting member comprises a first mounting plate mounted on the lower bottom of the operation upper plate, a downward extending column is arranged on the first mounting plate in a downward extending mode, grooves are formed in two sides of the downward extending column, embedded side plates are arranged on two sides of the downward extending column and are arranged in the grooves, downward extending support plates are arranged on the embedded side plates in a downward extending mode, bottom support seats are arranged at the lower ends of the downward extending support plates, an extending rotary seat is mounted at one end of the embedded side plates and is provided with a supporting screw sleeve, a rotary head is arranged at the upper end of the supporting screw sleeve, a supporting screw rod is arranged in the rotary head, a lower fixing seat is arranged at the lower end of the downward extending column, a lower convex seat is mounted at the other side of the lower end of the downward extending column, a supporting guide rod is arranged on the lower convex seat in an upward extending mode, a supporting guide sleeve is sleeved at the upper end of the supporting guide rod, and the supporting guide sleeve is arranged at the other end of the embedded side plate.
Further, the rotating mechanism comprises a second mounting plate mounted on the side wall of the operation upper plate, an outward extending bottom plate is mounted on the second mounting plate in a manner of extending outwards, a pair of third mounting plates are arranged at the upper end of the outward extending bottom plate, upward extending side plates are arranged on the third mounting plates in a manner of extending upwards, a supporting upper plate is arranged at the upper end of each upward extending side plate, a mounting frame is mounted at the upper end of each upward extending side plate, a first driving seat is mounted on the mounting frame, a rotating motor is mounted on the first driving seat, a rotating driving wheel is connected to an output shaft of the rotating motor in a sleeved mode, a rotating driving belt is arranged on the rotating driving belt and is provided with a rotating driven wheel, the rotating driven wheel is connected with a rotating rod, the rotating rod penetrates through the supporting upper plate, an upward extending connecting column is arranged at the upper end of the rotating rod, an upper fixing disc is arranged at the upper end of the upward extending connecting column, a rotating plate is mounted with a rotating plate, and a fourth mounting plate is arranged at the other end of the rotating plate;
the upper extension connecting column is sleeved with a rotating disc, and locking and rotating notches are formed in the rotating disc in a circumferential array;
the lock rotating mechanism comprises a lock rotating bottom plate installed on the outer wall of the supporting upper plate, a pair of lock rotating bearing seats is installed on the lock rotating bottom plate in an upward extending mode, a lock rotating motor is installed on the lock rotating bearing seat located at the outer end, an output shaft of the lock rotating motor is connected with a lock rotating screw rod, the lock rotating screw rod is provided with a lock rotating seat, a pair of lock rotating push rods are arranged on the lock rotating seat in an inward extending mode, the lock rotating push rods all penetrate through the lock rotating bearing seat located on the inner side, an inner end seat is arranged at the inner side end of the lock rotating push rod, a lock rotating plug board is arranged on the inner end seat in an inward extending mode, and the lock rotating plug board penetrates through a lock rotating opening.
Further, the transfer mechanism comprises a transfer back plate arranged on a fourth mounting plate, a pair of transfer bearing seats are arranged at two ends of the transfer back plate, four transfer guide rods are arranged at the lower end between the transfer bearing seats, a transfer lead screw is arranged at the upper end between the transfer bearing seats, a transfer driven wheel is arranged at one end of the transfer lead screw, a transfer driving seat is arranged at one end of the transfer back plate, a transfer motor is arranged on the transfer driving seat, an output shaft of the transfer motor is connected with a transfer driving wheel, a transfer belt is sleeved on the transfer driving wheel, the other end of the transfer belt is sleeved on the transfer driven wheel, a transfer wire sleeve is arranged on the transfer lead screw, a transfer seat is arranged on the transfer wire sleeve, the transfer guide rods penetrate through the transfer seat, a pair of first corner fixing seats are arranged at the upper end and the lower end of the transfer seat, and fifth corner fixing seats are arranged on the first corner fixing seats;
the lifting mechanism comprises lifting bearing seats which are all installed on a fifth installation plate, lifting screw sleeves are arranged in the lifting bearing seats, the lifting screw sleeves are provided with lifting driven wheels, outward-extending bottom plates are installed on the transferring seats in an outward extending mode, lifting seats are installed at the other ends of the outward-extending bottom plates, lifting motors are installed on the lifting seats, output shafts of the lifting motors are connected with lifting driving wheels, lifting driving belts are sleeved on the lifting driving wheels, the other ends of the lifting driving belts are arranged on the lifting driven wheels, lifting screw rods are arranged in the lifting screw sleeves, lifting fixing seats are arranged at the lower ends of the lifting screw rods, lifting plates are installed on the lifting fixing seats, lifting guide pillars are installed on the lifting plates in an upward extending mode, lifting guide sleeves are arranged on the lifting guide sleeves, and the lifting guide sleeves are installed on the lifting bearing seats;
the rotary holding mechanism comprises a rotary holding fixed block arranged on a lifting plate, a pair of inner penetrating columns penetrate through the rotary holding fixed block, slots are formed in the outer walls of the inner penetrating columns in an equally-spaced array along the length direction of the outer walls of the inner penetrating columns, outer fixed seats are arranged at the outer side ends of the inner penetrating columns, rotary holding plate strips are arranged at the lower ends of the outer fixed seats, key-shaped holes are formed in the two ends of the rotary holding plate strips, vacuum suction heads are arranged at the two ends of the rotary holding plate strips and penetrate through the key-shaped holes, two pairs of fixed bottom plates are arranged at the two sides of the rotary holding fixed block, a pair of spring pins are arranged on each fixed bottom plate in an outwards extending mode, springs are sleeved at the outer side ends of the spring pins, inner top plates are sleeved on the spring pins on the same side, adjusting rotating heads are arranged at the middle positions of the inner top plates, inwards extending inserting plates are arranged at the adjusting rotating heads in an inwards extending mode, and the inwards extending inserting plates penetrate through the slots on the same side.
Further, the conveying mechanism comprises side connecting columns which are arranged on the side wall of the operation upper plate in an equally-spaced array mode, a conveying back plate is arranged at the outer side end of each side connecting column, a concave guide sleeve is arranged at the upper end of each conveying back plate, two pairs of conveying bearing seats are arranged at two ends of the outer wall of each conveying back plate, a conveying wheel is arranged between each pair of conveying bearing seats, a conveying belt is arranged on each conveying wheel sleeve, one conveying wheel is connected with a conveying motor which is arranged on the conveying bearing seat, a conveying folded plate is arranged on each conveying motor, a convex guide piece is arranged at the upper end of each conveying folded plate, the convex guide piece is arranged in the concave guide sleeve, a connecting transverse plate is arranged at the upper end of each conveying folded plate, a pair of folding rotary seats are arranged on the connecting transverse plates, rollers are arranged at the lower ends of the folding rotary seats, convex guide strips are arranged on the inner wall of the conveying back plate, the rollers are arranged on the convex guide strips, conveying inner plates are provided with conveying inner plates, and concave mounting sleeves are arranged on the conveying inner plates, a clamping transverse plate is installed in the concave installation sleeve, a bidirectional cylinder is installed on the inner wall of the clamping transverse plate, movable plates are arranged at two ends of the bidirectional cylinder and penetrate through the clamping transverse plate, and a clamping L-shaped plate is installed at the inner side end of each movable plate.
Further, the inward moving mechanism comprises a pair of outward extending placing arms arranged on the side wall of the operation upper plate, a placing bottom plate is arranged between the outward extending placing arms, a placing box is arranged at the upper end of the placing bottom plate, a plurality of placing grids are arranged in the placing box, inward moving bottom plates are arranged at the upper ends of the placing bottom plates, a pair of upward extending connecting columns are arranged on the inward moving bottom plates in an upward extending mode, a mounting base plate is arranged at the upper ends of the upward extending connecting columns, a pair of inward moving bearing seats are arranged at two ends of the mounting base plate, inward moving guide side plates are arranged on two sides between the inward moving bearing seats, inward moving guide strips are arranged on the inner walls of the inward moving guide side plates, inward moving motors are arranged on the inward moving bearing seats positioned on the outer sides, output shafts of the inward moving motors are connected with inward moving lead screws, the inward moving lead screws are provided with inward moving seats, downward extending plates are arranged on the inward moving seats in a downward extending mode, and inward moving transverse plates are vertically arranged at the lower ends of the downward extending plates;
paster mechanism is including installing in the air cylinder that pushes down of interior shift diaphragm, the movable end of air cylinder installs the paster upper plate down, a pair of paster bearing frame is installed to the lower wall of paster upper plate, be equipped with the paster guide arm between the paster bearing frame, still be equipped with the paster lead screw between the paster bearing frame, the one end of paster lead screw is equipped with the paster and follows the driving wheel, the paster is installed to one of them paster bearing frame and is driven the seat, the paster drives the seat and installs the paster motor, the output shaft of paster motor has the paster drive wheel, the paster drive wheel meshes from the driving wheel in the paster, the paster lead screw is equipped with the paster seat, the paster fixing base is installed to the paster seat, the paster is installed the paster and is absorb the head.
Furthermore, the adjusting mechanism comprises an adjusting base plate arranged on the side wall of the operation upper plate, the adjusting base plate is provided with a guide frame in a downward extending manner, a lower inner penetrating column is arranged in the guide frame, the upper end of the lower inner penetrating column is provided with an adjusting upper plate, the outer side of the adjusting upper plate is provided with an adjusting rotating seat, an adjusting screw sleeve is arranged in the adjusting rotating seat, the upper end of the adjusting screw sleeve is provided with an adjusting head, an adjusting screw rod is arranged in the adjusting screw sleeve, the lower end of the adjusting screw rod is provided with a lower connecting seat, the lower connecting seat is arranged on the adjusting base plate, the adjusting upper plate is provided with an adjusting support column in an upward extending manner, and the upper end of the adjusting support column is provided with a sixth installing plate;
the front pushing mechanism comprises a front pushing bearing seat arranged on a sixth mounting plate, a front pushing rear column is arranged at the outer side end of the front pushing bearing seat in a manner of extending outwards, a front pushing rear plate is arranged at the outer side end of the front pushing rear column, a front pushing outer barrel is arranged at the front pushing rear plate in a manner of extending outwards, a front pushing screw barrel is arranged in the front pushing bearing seat, a front pushing driven wheel is arranged at the root of the front pushing screw barrel, the front pushing driven wheel is meshed with a front pushing driving wheel, the front pushing driving wheel is connected with a front pushing motor, the front pushing motor is arranged on the front pushing bearing seat, a front pushing front column is arranged at the inner side end of the front pushing bearing seat, a front pushing inner plate is arranged on the front pushing front column, a front pushing guide barrel is arranged in the front pushing inner plate, a front pushing guide strip is arranged on the inner wall of the front pushing guide barrel, a front pushing screw head is arranged in the front pushing screw barrel, a front push rod is arranged at the front push rod, a front pushing guide barrel is arranged at the other end of the front push rod, a front pushing fixing plate is arranged on the front pushing front fixing plate, the forward pushing front plate is provided with a downward extending connecting plate in a downward extending way.
Furthermore, the rotating and adjusting mechanism comprises rotating bearing seats arranged at the lower end of the downward extending connecting plate, worm bearing seats are arranged on two sides of each rotating bearing seat, a rotating worm is arranged between the worm bearing seats, one end of the rotating worm is connected with an adjusting motor, the adjusting motor is arranged on one of the worm bearing seats, the rotating worm is provided with a rotating worm wheel, a rotating shaft is arranged in the rotating worm wheel, and the rotating shaft penetrates through the rotating bearing seats;
welding mechanism all installs a pair of push down bearing frame including installing in the rotation riser of axis of rotation, rotates the both sides of riser, all is equipped with down the push down guide arm between every pair of push down bearing frame, and the push down motor is all installed to the push down bearing frame that is located the upper end, and the output shaft of push down motor all is connected with push down screw, and push down screw all is equipped with down and pushes away the seat, and outer fixing base is installed to the push down seat, and the laser instrument is installed to outer fixing base, and the trachea fixing base is installed to outer fixing base, and the trachea is installed to the trachea fixing base.
Further, positioning mechanism is equipped with insulating hypoplastron including installing in four insulating spliced poles of operation upper plate, the upper end of insulating spliced pole, and insulating hypoplastron is the rectangle structure, and two pairs of location cylinders are installed along diagonal direction to insulating hypoplastron, and the expansion end of location cylinder all is equipped with the angle locating plate, and the upper end of location cylinder is equipped with insulating upper plate.
Furthermore, the first moving mechanism comprises a plurality of connecting pieces arranged at one end of the operation upper plate, a moving back plate is arranged at the outer side end of each connecting piece, a pair of first moving bearing seats are arranged at two ends of the moving back plate, one first moving bearing seat is provided with a first moving motor, a plurality of first moving guide rods are arranged between the first moving bearing seats, an output shaft of the first moving motor is connected with a first moving screw rod, and the first moving screw rod is provided with a first moving seat;
the downward regulating mechanism comprises a pair of fixing pieces which are arranged at the upper end and the lower end of the first moving seat, a downward regulating guide sleeve is arranged on each fixing piece, a pair of downward regulating bearing blocks is arranged on each downward regulating guide sleeve, a downward regulating motor is arranged on one downward regulating bearing block, an output shaft of the downward regulating motor is connected with a downward regulating gear, a downward regulating rack is meshed with the downward regulating gear, a downward regulating guide sleeve is arranged in the downward regulating rack, a seventh mounting plate is arranged at the upper end of the downward regulating rack, a downward regulating swivel base is arranged on the seventh mounting plate, a downward regulating plate is hinged to the downward regulating swivel base, the downward regulating plate is connected with a turning worm wheel, the turning worm wheel is provided with a turning worm, turning bearing blocks are arranged at the two ends of the turning worm, a fixed side plate is arranged on the turning bearing block, a turning motor is connected to one end of the turning worm, and a folding support seat is arranged on the seventh mounting plate;
the second moving mechanism comprises a fixed end plate arranged on the lower rotating plate, a second moving upper plate is arranged on the fixed end plate in a manner of extending outwards, a second moving driving seat is arranged at the outer side end of the second moving upper plate, a second moving motor is arranged on the second moving driving seat, an output shaft of the second moving motor is connected with a second driving wheel, a pair of second moving bearing seats is arranged on the lower wall of the second moving upper plate, a second moving screw rod is arranged between the second moving bearing seats, a second moving guide rod is further arranged between the second moving bearing seats, a second driven wheel is arranged at one end of the second moving screw rod, the second driven wheel is connected with the second driving wheel through a second driving belt, and a second moving seat is arranged on the second moving screw rod;
the point measurement mechanism is including installing in the point survey curb plate of second removal seat, and the point is surveyed the curb plate and is installed the point and survey the cylinder, and the movable end of point survey cylinder is installed the point and is surveyed the backplate, and the lower wall of point survey backplate is installed a pair of point and is surveyed the bearing frame, and the point is surveyed and is equipped with the point and survey the guide arm between the bearing frame, and one of them point is surveyed the bearing frame and is installed the point and survey the motor, and the output shaft of point survey the motor has the point and survey the lead screw, and the point is surveyed the lead screw and is equipped with the point and survey the seat, and the point is surveyed the seat and is equipped with the point and survey the needle with extending downwards.
The technical scheme has the advantages that:
when the environment monitoring equipment is processed, the automatic feeding and conveying operation of the circuit board is conveniently carried out, the automation degree of feeding transfer is improved, the automatic chip mounting operation can be carried out, the accuracy and the efficiency in chip mounting are improved, the welding operation of electronic components can be automatically, efficiently and precisely carried out, the test operation of the circuit board can be automatically carried out, the test efficiency and the automation degree are improved, the automation degree of board processing control is realized, and the environment monitoring equipment has strong practicability.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, 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 some, but not all, embodiments of the present invention.
As shown in fig. 1-23, an environmental monitoring device circuit board testing apparatus includes an operation platform 1, a feeding assembly 2, a conveying mechanism 3, a patch assembly 6, a welding assembly 4, and a point testing assembly 5. The feeding assembly 2 is arranged at one end of the operating platform 1. The conveying mechanism 3 is provided on one side of the operation platform 1. The patch assembly 6 is arranged on the operation platform 1 and is positioned on one side of the feeding assembly 2. The welding assembly 4 is arranged on the operation platform 1. The point measurement component 5 is arranged at the other end of the operating platform 1. Feeding subassembly 2 is used for the transfer transport of circuit board, on with shifting the circuit board to conveying mechanism 3, conveying mechanism 3 is used for driving the circuit board to paster subassembly 6, welding subassembly 4 and 5 departments of point survey move, and carry out the paster of circuit board, carry out the position control of circuit board when welding and testing, paster subassembly 6 is used for shifting electronic components to the point position that the circuit board corresponds on, welding subassembly 4 is used for the welding operation between electronic components and the circuit board, point survey subassembly 5 is used for the test operation of circuit board.
The device conveniently carries out the material loading of circuit board through operation platform 1, feeding subassembly 2, conveying mechanism 3, paster subassembly 6, welding subassembly 4 and point survey subassembly 5 and carries the transfer operation, can carry out the paster operation of circuit board automatically, can carry out the welding operation between electronic components and the circuit board automatically and fast and can realize the test operation of circuit board automatically and fast. Wherein, operation platform 1 is the fixed support base member of whole device, conveniently adjusts whole device's height and equilibrium. The feeding assembly 2 is convenient for the feeding and transferring operation of the circuit board, and the automation degree of the feeding and transferring operation of the circuit board is improved. Conveying mechanism 3 can carry out the transport of circuit board to the convenience is to carrying out paster, welding and test operation of circuit board, has realized three's automatic connection. The chip assembly 6 can automatically and accurately place and paste the electronic component at the position corresponding to the circuit board, thereby improving the automation degree of chip mounting and the precision during chip mounting. The welding assembly 4 can rapidly realize the welding operation of the electronic components, and meanwhile, the precision and the welding efficiency during welding are improved. The point measurement component 5 can carry out the test operation of the circuit board, and improves the automation degree of the circuit board test and the test efficiency.
Wherein, operation platform 1 includes operation upper plate 10, and operation upper plate 10 is the rectangle structure, and four angles of operation upper plate 10 all are provided with supporting member 11 with downwardly extending.
The feeding assembly 2 comprises a rotating mechanism 20, the rotating mechanism 20 is provided with a locking and rotating mechanism 21, the rotating mechanism 20 is provided with a transferring mechanism 22, the transferring mechanism 22 is provided with a lifting mechanism 23, the lifting mechanism 23 is provided with a rotating and holding mechanism 24, the rotating mechanism 20 is used for adjusting the angle of the transferring mechanism 22, the locking and rotating mechanism 21 is used for locking the rotating angle of the transferring mechanism 22, the lifting mechanism 23 is used for adjusting the height of the rotating and holding mechanism 24, and the rotating and holding mechanism 24 is used for fixing a circuit board during transferring; feeding subassembly 2 is used for the transfer transport of circuit board, on with on shifting the circuit board to conveying mechanism 3, conveying mechanism 3 is used for driving the circuit board to paster subassembly 6, 5 departments of welding subassembly 4 and point survey move, and carry out the position control of circuit board when carrying out the paster of circuit board and welding, paster subassembly 6 is used for shifting electronic components to the point position that the circuit board corresponds on, welding subassembly 4 is used for the welding operation between electronic components and the circuit board, point survey subassembly 5 is used for the test operation of circuit board.
The chip assembly 6 comprises an inward moving mechanism 60, the inward moving mechanism 60 is provided with a plurality of chip mechanisms 61, the inward moving mechanism 60 is used for adjusting the positions of the chip mechanisms 61, and the chip mechanisms 61 are used for chip mounting operation of electronic components.
The welding assembly 4 comprises an adjusting mechanism 41, the adjusting mechanism 41 is provided with a forward pushing mechanism 42, the forward pushing mechanism 42 is provided with a transferring mechanism 43, the transferring mechanism 43 is provided with a welding mechanism 44, the adjusting mechanism 41 is used for adjusting the height of the forward pushing mechanism 42, the forward pushing mechanism 42 is used for adjusting the position of the transferring mechanism 43, the transferring mechanism 43 is used for adjusting the angle of the welding mechanism 44, and the welding mechanism 44 is used for welding between an electronic device and a circuit board.
The point measurement component 5 comprises a positioning mechanism 50 arranged on the operation upper plate 10, a first moving mechanism 51 is arranged at the other end of the operation upper plate 10, a down-regulation mechanism 52 is arranged on the first moving mechanism 51, a second moving mechanism 53 is arranged on the down-regulation mechanism 52, a pair of point measurement mechanisms 54 is arranged on the second moving mechanism 53, the positioning mechanism 50 is used for clamping and positioning the circuit board, the first moving mechanism 51 is used for adjusting the position of the down-regulation mechanism 52, the down-regulation mechanism 52 is used for adjusting the height and the pitch angle of the second moving mechanism 53, the second moving mechanism 53 is used for adjusting the position of the point measurement mechanism 54, the moving direction is perpendicular to the moving direction of the first moving mechanism 51, and the point measurement mechanism 54 is used for testing the circuit board.
The method is characterized in that when the control board card is manufactured and processed, a circuit board placed on one side is clamped through a rotating and holding mechanism 24, after the circuit board is clamped, the height of the circuit board is adjusted through a lifting mechanism 23, then a rotating mechanism 20 is started, the position of the circuit board is adjusted under the driving of the rotating mechanism 20, so that the circuit board is positioned right above an upper operation plate 10, the state is locked through a locking and rotating mechanism 21, then the position of the circuit board is adjusted through a transferring mechanism 22, so that the circuit board is positioned right above a conveying mechanism 3, then the fixing of the circuit board is cancelled through the rotating and holding mechanism 24, then the circuit board is transferred through the conveying mechanism 3, when the circuit board is transferred through the conveying mechanism 3, the circuit board is firstly transferred to a chip mounting mechanism 61, and the chip mounting operation of electric components is carried out through an internal moving mechanism 60 and a chip mounting mechanism 61, in order to fix the electronic components in time, the lower ends of the electronic components are coated with adhesion glue, after the electronic components are pasted with the sheets, the circuit board is transferred to the welding mechanism 44 by the conveying mechanism 3, then the electronic components are welded through the welding mechanism 44, and the adjusting mechanism 41, the forward pushing mechanism 42 and the transferring mechanism 43 are matched with each other in welding, so that the laser welding operation of the circuit board and the electronic components is finally realized. The welded circuit board is transferred to the point measurement component 5 by the conveying mechanism 3, and then the circuit board is positioned by the positioning mechanism 50, and then the circuit board is tested by the first moving mechanism 51, the second moving mechanism 53 and the point measurement mechanism 54 after being positioned until the test is completed.
The supporting member 11 includes a first mounting plate 110 mounted on the lower bottom of the operation upper plate 10, the first mounting plate 110 is provided with a downward extending column 111 extending downward, both sides of the downward extending column 111 are formed with grooves 112, both sides of the downward extending column 111 are provided with embedded side plates 113, the embedded side plates 113 are provided in the grooves 112, the embedded side plates 113 are provided with downward extending support plates 114 extending downward, the lower end of the downward extending support plates 114 is provided with a bottom support base 115, one end of the embedded side plates 113 is provided with an extended swivel base 116, the extended swivel base 116 is provided with a support wire sleeve 117, the upper end of the support wire sleeve 117 is provided with a swivel head 118, the swivel head 118 is provided with a support lead screw 119, the lower end of the support lead screw 119 is provided with a lower fixing base 1190, the lower fixing base 1190 is mounted on the lower end of the downward extending column 111, the other side of the downward extending column 111 is provided with a lower base 1191, the lower base 1191 is provided with a support guide rod 1192 extending upward, the upper end of the support guide sleeve 1193 is sleeved on the support guide rod 1192, the support guide 1193 is disposed at the other end of the embedded side plate 113.
When the supporting member 11 adjusts the height and the balance of the upper operating plate 10, the rotating head 118 rotates the supporting screw bushing 117, the rotation of the supporting screw bushing 117 drives the supporting screw 119 to move along the axial direction thereof, and the movement of the supporting screw 119 drives the lower extending column 111 to move up and down, thereby finally completing the adjustment of the height or the balance of the upper operating plate 10. Wherein the arrangement of the support guide 1193 and the support guide 1192 serves as a guide for the adjustment and as an auxiliary support, thereby increasing the stability of the support of the operating upper plate 10, and further increasing this effect, so that corresponding recesses 112 are provided on both sides of the lower reach column 111.
The rotating mechanism 20 comprises a second mounting plate 200 mounted on the side wall of the operation upper plate 10, an outward extending bottom plate 201 is mounted on the second mounting plate 200 in an outward extending manner, a pair of third mounting plates 202 are arranged at the upper end of the outward extending bottom plate 201, upward extending side plates 203 are arranged on the third mounting plates 202 in an upward extending manner, a supporting upper plate 204 is arranged at the upper end of the upward extending side plates 203, a mounting frame 205 is mounted at the upper end of the upward extending side plates 203, a first driving seat 206 is mounted on the mounting frame 205, a rotating motor 207 is mounted on the first driving seat 206, an output shaft of the rotating motor 207 is connected with a rotating driving wheel 208, a rotating driving belt 209 is sleeved on the rotating driving wheel 208, a rotating driven wheel is arranged on the rotating driving belt 209, the rotating driven wheel is connected with a rotating rod, the rotating rod penetrates through the supporting upper plate 204, an upward extending connecting post 2090 is arranged at the upper end of the rotating rod, an upper fixed disc 2091 is provided with a rotating plate 2092, the other end of the rotating plate 2092 is provided with a fourth mounting plate 2093. The upper extension connection post 2090 is sleeved with a rotation disc 210, and the rotation disc 210 is formed with locking and rotation notches 211 in a circumferential array.
When the rotating mechanism 20 adjusts the orientation of the transfer mechanism 22, the rotating motor 207 is started, the rotating driving wheel 208 is driven by the rotating motor 207 to rotate, the rotating driving wheel 208 rotates to drive the rotating driven wheel to rotate through the rotating transmission belt 209, the rotating driven wheel rotates to drive the rotating rod, the rotating plate 2092 rotates through the rotating of the rotating rod, in order to ensure the control accuracy of the rotation, teeth are formed on the outer walls of the rotating driving wheel 208 and the rotating driven wheel, and the inner wall of the rotating transmission belt 209 is provided with teeth matched with the teeth, so that the control accuracy is improved through the teeth.
The locking mechanism 21 includes a locking bottom plate 212 mounted on the outer wall of the supporting upper plate 204, the locking bottom plate 212 is upwardly extended and mounted with a pair of locking rotation bearing seats 213, the locking rotation bearing seats 213 located at the outer end are mounted with locking rotation motors 214, the output shaft of the locking rotation motor 214 is connected with a locking rotation screw rod 215, the locking rotation screw rod 215 is provided with a locking rotation seat 216, the locking rotation seat 216 is inwardly extended and provided with a pair of locking rotation push rods 217, the locking rotation push rods 217 are all penetrated through the locking rotation bearing seats 213 located at the inner side, the inner end of the locking rotation push rod 217 is provided with an inner end seat 218, the inner end seat 218 is inwardly extended and provided with a locking rotation insertion plate 219, and the locking rotation insertion plate 219 penetrates through the locking rotation opening 211.
When the lock rotation mechanism 21 locks the direction of the transfer mechanism 22, the lock rotation motor 214 is started, the lock rotation screw rod 215 rotates under the driving of the lock rotation motor 214, the lock rotation screw rod 215 rotates to drive the lock rotation seat 216 to move, the lock rotation seat 216 moves to drive the lock rotation push rod 217 to move, the lock rotation push rod 217 moves to drive the lock rotation plug board 219 to move when moving, finally, the lock rotation plug board 219 is inserted into one of the lock rotation openings 211, the transfer mechanism 22 can be prevented from shaking when rotating by the mode, and therefore the influence on the transfer precision of the circuit board when transferring is avoided, meanwhile, the adjusting mode is convenient to control, and the control precision is high.
The transfer mechanism 22 includes a transfer back plate 220 mounted on the fourth mounting plate 2093, a pair of transfer bearing seats 221 is mounted at both ends of the transfer back plate 220, four transfer guide rods 222 are mounted at the lower end between the transfer bearing seats 221, a transfer screw 223 is arranged at the upper end between the transfer bearing seats 221, a transfer driven wheel is arranged at one end of the transfer screw 223, a transfer driving seat 224 is mounted at one end of the transfer back plate 220, a transfer motor 225 is mounted on the transfer driving seat 224, a transfer driving wheel is connected to an output shaft of the transfer motor 225, a transfer belt 226 is sleeved on the transfer driving wheel, the other end of the transfer belt 226 is sleeved on the transfer driven wheel, a transfer screw sleeve 227 is arranged on the transfer screw 223, a transfer seat 228 is arranged on the transfer screw sleeve 227, the transfer guide rods 222 penetrate through the transfer seat 228, a pair of first angle fixing seats 229 is mounted at both upper and lower ends of the transfer seat 228, and a fifth mounting plate 2290 is mounted on the first angle fixing seats 229.
When the lifting mechanism 23 is driven to move by the transfer mechanism 22, the transfer motor 225 is started, the transfer driving wheel is driven to rotate by the transfer motor 225, the rotation of the transfer driving wheel drives the transfer driven wheel to rotate through the transfer belt 226, the rotation of the transfer driven wheel drives the transfer screw rod 223 to rotate, the rotation of the transfer screw rod 223 drives the transfer seat 228 to move through the transfer screw sleeve 227, the transfer guide rod 222 plays a role in guiding the movement of the transfer seat 228 during movement, and the movement of the transfer seat 228 drives the lifting mechanism 23 to move.
The lifting mechanism 23 comprises lifting bearing seats 230 which are all mounted on a fifth mounting plate 2290, lifting screw sleeves 231 are arranged in the lifting bearing seats 230, lifting driven wheels 232 are arranged on the lifting screw sleeves 231, an extending base plate 233 is mounted on a transfer seat 228 in an extending mode, a lifting seat 234 is mounted at the other end of the extending base plate 233, a lifting motor 235 is mounted on the lifting seat 234, an output shaft of the lifting motor 235 is connected with a lifting driving wheel 236, a lifting driving belt 237 is sleeved on the lifting driving wheel 236, the other end of the lifting driving belt 237 is arranged on the lifting driven wheels 232, a lifting screw 238 is arranged in the lifting screw sleeves 231, a lifting fixing seat 239 is arranged at the lower end of the lifting screw 238, a lifting plate 2390 is mounted on the lifting fixing seat 239, lifting guide columns 2391 are mounted on the lifting plate 2390 in an extending mode, lifting guide sleeves 2392 are sleeved on the lifting guide columns 2391, and the lifting guide sleeves 2392 are mounted on the lifting bearing seats 230.
When the height of the rotating mechanism 24 is adjusted by the lifting mechanism 23, the lifting motor 235 is started, the lifting driving wheel 236 is driven by the lifting motor 235 to rotate, the rotation of the lifting driving wheel 236 drives the lifting driven wheel 232 to rotate through the lifting driving belt 237, the rotation of the lifting driven wheel 232 drives the lifting screw sleeve 231 to rotate, the rotation of the lifting screw sleeve 231 drives the lifting screw rod 238 to move, the movement of the lifting screw rod 238 drives the lifting plate 2390 to move, the lifting guide pillar 2391 and the lifting guide sleeve 2392 play a role in guiding the movement of the lifting plate 2390, and the adjusting mode is high in control precision and convenient to control.
The rotating and holding mechanism 24 comprises a rotating and holding fixed block 240 arranged on a lifting plate 2390, a pair of inner penetrating columns 241 penetrate through the rotating and holding fixed block 240, slots 2410 are formed on the outer walls of the inner penetrating columns 241 in an equally spaced array along the length direction of the inner penetrating columns, outer fixed seats 242 are respectively arranged at the outer side ends of the inner penetrating columns 241, rotating and holding laths 243 are respectively arranged at the lower ends of the outer fixed seats 242, key-shaped holes 2430 are respectively formed at the two ends of the rotating and holding laths 243, vacuum suction heads 244 are respectively arranged at the two ends of the rotating and holding laths 243, the vacuum suction heads 244 are respectively penetrated through the key-shaped holes 2430, two pairs of fixed bottom plates 245 are respectively arranged at the two sides of the rotating and holding fixed block 240, a pair of spring pins 246 are respectively arranged on the two outward extending sides of each fixed bottom plate 245, spring 247 is respectively sleeved on the outer side ends of the spring pins 246, an inner top plate 248 is respectively sleeved on the spring pins 246 at the same side, adjusting rotating heads 249 are respectively provided with an inward extending insertion plate, the inward extending insertion plates are all inserted into the slots 2410 positioned on the same side.
In order to fix circuit boards with different sizes by the rotating mechanism 24 conveniently, the distance between the four vacuum suction heads 244 is set to be adjustable, when the distance between the two pairs of vacuum suction heads 244 is adjusted, the position of the vacuum suction head 244 at the key-shaped hole 2430 is adjusted, so that the distance between each pair of vacuum suction heads 244 is adjusted, the inward-extending plugboard is pulled out from the slot 2410, meanwhile, the inward-extending plugboard is rotated by adjusting the rotating head 249, so that the inward-extending plugboard is tightly pressed against the side wall of the rotating fixed block 240, then, the inward through column 241 is adjusted, after the adjustment is completed, the inward-extending plugboard is inserted into the slot 2410, and after the adjustment is completed, the circuit board is sucked and fixed by the vacuum suction heads 244, so that the application range of the transferable circuit board is remarkably expanded.
The conveying mechanism 3 comprises side connecting columns 30 which are arranged on the side wall of the operation upper plate 10 at equal intervals in an array manner, a conveying back plate 31 is arranged at the outer side end of each side connecting column 30, a concave guide sleeve 36 is arranged at the upper end of each conveying back plate 31, two pairs of conveying bearing seats 32 are arranged at the two ends of the outer wall of each conveying back plate 31, a conveying wheel 33 is arranged between each pair of conveying bearing seats 32, a conveying belt 34 is sleeved on each conveying wheel 33, one conveying wheel 33 is connected with a conveying motor 35, the conveying motor 35 is arranged in each conveying bearing seat 32, a conveying folded plate 38 is arranged on each conveying belt 34, a convex guide piece 39 is arranged at the upper end of each conveying folded plate 38, a connecting transverse plate 380 is arranged at the upper end of each conveying folded plate 38, a pair of folding turntables 390 are arranged on the connecting transverse plate 380, rollers 391 are arranged at the lower ends of the folding turntables 390, and convex guide strips 37 are arranged on the inner wall of each conveying back plate 31, the roller 391 is arranged on the convex guide bar 37, the folding swivel mount 390 is provided with a conveying inner plate 392, the conveying inner plate 392 is provided with a concave mounting sleeve 393, a clamping transverse plate 394 is mounted in the concave mounting sleeve 393, a bidirectional cylinder 395 is mounted on the inner wall of the clamping transverse plate 394, two ends of the bidirectional cylinder 395 are provided with movable plates 396 respectively, the movable plates 396 penetrate through the clamping transverse plate 394, and the inner side ends of the movable plates 396 are provided with clamping L-shaped plates 397 respectively.
When the conveying mechanism 3 transfers the circuit board, the circuit board is placed between the clamping L-shaped plates 397, then the clamping L-shaped plates 397 are driven to move by the bidirectional air cylinder 395, and finally the clamping of the circuit board is completed by the clamping L-shaped plates 397, after the clamping of the circuit board is completed, the conveying motor 35 is started, the conveying wheel 33 is driven to rotate by the conveying motor 35, the conveying belt 34 is driven to operate by the rotation of the conveying wheel 33, the conveying folded plate 38 is driven to move by the operation of the conveying belt 34, and the circuit board is driven to move by the movement of the conveying folded plate 38, wherein in order to ensure the precision and flexibility of conveying and transferring, the convex guide 39 and the concave guide sleeve 36 are arranged, the inner wall of the conveying folded plate 38 can be supported by the matching arrangement of the rollers 391 and the convex guide 37, and the convex guide 39 and the concave guide sleeve 36 can prevent the conveying belt 34 from being loaded with a large vertical load, thereby facilitating control during transfer.
The inward movement mechanism 60 comprises a pair of outward extending placing arms 600 mounted on the side wall of the operation upper plate 10, a placing bottom plate 601 is arranged between the outward extending placing arms 600, a placing box 602 is arranged at the upper end of the placing bottom plate 601, a plurality of placing grids are arranged in the placing box 602, an inward movement bottom plate 603 is arranged at the upper end of the placing bottom plate 601, a pair of upward extending connecting columns 604 is arranged on the upward extending connecting columns 603, a mounting base plate 605 is arranged at the upper end of the upward extending connecting columns 604, a pair of inward movement bearing seats 608 are arranged at the two ends of the mounting base plate 605, inward movement guide side plates 606 are arranged on the two sides between the inward movement bearing seats, inward movement guide strips 607 are arranged on the inner walls of the inward movement guide side plates 606, an inward movement motor 609 is arranged on the inward movement bearing seats 608 located on the outer side, an output shaft of the inward movement motor 609 is connected with an inward movement lead screw 6093, the inward movement lead screw 6093 is provided with an inward movement seat 6090, a lower extending plate 6091 is arranged on the inward movement transverse plate 6092, and a lower end of the lower extending plate 6092 is vertically arranged.
The placing box 602 in the inward moving mechanism 60 can place a plurality of electronic components, so that the electronic components can be conveniently pasted and mounted, and the pasting efficiency is improved. And when carrying out electronic components's transfer paster, the mechanism 60 that moves in can shift electronic components to the circuit board, when shifting, start the motor 609 that moves in, the lead screw 6093 that moves in under the drive of the motor 609 that moves in rotates, and the rotation of the lead screw 6093 that moves in will drive the seat 6090 that moves in and move, and the motion of the seat 6090 that moves in will drive the motion of the diaphragm 6092 that moves in, and the motion of the diaphragm 6092 that moves in will drive the paster mechanism 61 and move, can carry out electronic components's paster operation high-efficiently and high accuracy through this kind of mode, the efficiency of paster has been improved.
The patch mechanism 61 comprises a downward-pressing cylinder 610 installed on an inward-moving transverse plate 6092, a patch upper plate 611 is installed at the movable end of the downward-pressing cylinder 610, a pair of patch bearing seats 612 are installed on the lower wall of the patch upper plate 611, a patch guide rod 613 is arranged between the patch bearing seats 612, a patch lead screw 614 is arranged between the patch bearing seats 612, a patch driven wheel 618 is arranged at one end of the patch lead screw 614, a patch driving seat 615 is installed on one of the patch bearing seats 612, a patch motor 616 is installed on the patch driving seat 615, a patch driving wheel 617 is connected to an output shaft of the patch motor 616, the patch driving wheel 617 is engaged with the patch driven wheel 618, a patch seat 619 is arranged on the patch lead screw 614, a patch fixing seat 6190 is installed on the patch fixing seat 619, and a patch suction head 6191 is installed on the patch fixing seat 6190.
The position of each electronic component is slightly adjusted by the chip mounting mechanism 61 during chip mounting operation until the electronic component is located right above a preset position, the electronic component is adhered to the corresponding position of the circuit board through the pressing cylinder 610, wherein when the position of the electronic component is slightly adjusted, the chip mounting motor 616 is started, the chip mounting driving wheel 617 is driven by the chip mounting motor 616 to rotate, the chip mounting driving wheel 617 drives the chip mounting driven wheel 618 to rotate, the chip mounting driven wheel 618 drives the chip mounting screw rod 614 to rotate, the chip mounting screw rod 614 drives the chip mounting base 619 to rotate, the position of the electronic component fixed on the chip mounting head 6191 is adjusted by the movement of the chip mounting base 619, and the adjustment mode is high in control precision and convenient to control.
The adjusting mechanism 41 includes an adjusting base plate 410 mounted on the side wall of the operation upper plate 10, a guide frame 411 is mounted on the adjusting base plate 410 in a downward extending manner, a lower inner through column 412 is arranged in the guide frame 411, an adjusting upper plate 413 is arranged at the upper end of the lower inner through column 412, an adjusting rotating seat 414 is mounted on the outer side of the adjusting upper plate 413, an adjusting screw sleeve 415 is arranged in the adjusting rotating seat 414, an adjusting head 4150 is arranged at the upper end of the adjusting screw sleeve 415, an adjusting screw rod 416 is arranged in the adjusting screw sleeve 415, a lower connecting seat 417 is arranged at the lower end of the adjusting screw rod 416, the lower connecting seat 417 is mounted on the adjusting base plate 410, an adjusting support column 418 is arranged on the adjusting upper plate 413 in an upward extending manner, and a sixth mounting plate 419 is arranged at the upper end of the adjusting support column 418.
Adjustment mechanism 41 can carry out the regulation of pushing forward mechanism 42 height, conveniently carry out the welding operation of different circuit boards through this kind of regulation, when adjusting, rotate regulation head 4150, and the rotation of adjusting head 4150 will drive adjusting screw 416 and move, and adjusting screw 416 will drive when moving and adjust upper plate 413 and move along the length direction of interior post 412 of wearing down, can carry out the regulation of pushing forward mechanism 42 height accurately through this kind of mode, simultaneously, it is strong to adjust back stability.
The forward pushing mechanism 42 comprises a forward pushing bearing seat 420 mounted on a sixth mounting plate 419, a forward pushing post 421 is arranged at the outer side end of the forward pushing bearing seat 420 in an outward extending manner, a forward pushing back plate 422 is arranged at the outer side end of the forward pushing post 421, a forward pushing outer cylinder 423 is arranged at the forward pushing back plate 422 in an outward extending manner, a forward pushing screw cylinder 424 is arranged in the forward pushing bearing seat 420, a forward pushing driven wheel 425 is arranged at the root part of the forward pushing screw cylinder 424, the forward pushing driven wheel 425 is meshed with a forward pushing driving wheel 426, the forward pushing driving wheel 426 is connected with a forward pushing motor 427, the forward pushing motor 427 is mounted on the forward pushing bearing seat 420, a forward pushing front column 428 is arranged at the inner side end of the forward pushing bearing seat 420, a forward pushing inner plate 429 is mounted on the forward pushing front column 428 is mounted on the forward pushing inner plate 429, a forward pushing cylinder 4290 is arranged in the inner wall of the forward pushing cylinder 4290, a forward pushing screw head is arranged in the forward pushing cylinder 424, a forward pushing screw head is provided with a forward pushing rod 4292, and a forward pushing rod 4292 penetrates through the forward pushing cylinder 4290, the other end of the front push rod 4292 is provided with a front push fixing plate 4293, the front push fixing plate 4293 is provided with a front push front plate 4294, and the front push front plate 4294 is provided with a downward extending connecting plate 4295 in a downward extending mode.
When the position of the rotation adjusting mechanism 43 is adjusted, the front pushing motor 427 is started, the front pushing driving wheel 426 is driven by the front pushing motor 427 to rotate, the rotation of the front pushing driving wheel 426 drives the front pushing driven wheel 425 to rotate, the rotation of the front pushing driven wheel 425 drives the front pushing screw barrel 424 to rotate, the front pushing screw head arranged in the front pushing screw barrel 424 moves along the axial direction of the front pushing screw barrel 424 during rotation, the front pushing screw head moves to enable the front push rod 4292 to move, and the arrangement of the front pushing barrel 4290 and the front pushing bar 4291 in the front pushing barrel 4290 plays a role in guiding the movement of the front push rod 4292, so that the stability and the accuracy of the position adjustment can be improved during welding.
The transferring mechanism 43 comprises a rotating bearing seat 430 arranged at the lower end of a downward extending connecting plate 4295, worm bearing seats 431 are arranged on two sides of the rotating bearing seat 430, a rotating worm 433 is arranged between the worm bearing seats 431, one end of the rotating worm 433 is connected with a transferring motor 432, the transferring motor 432 is arranged on one of the worm bearing seats 431, the rotating worm 433 is provided with a rotating worm wheel 434, a rotating shaft 435 is arranged in the rotating worm wheel 434, and the rotating shaft 435 penetrates through the rotating bearing seat 430.
The angle of the welding mechanism 44 can be adjusted by the adjusting mechanism 43, when the obstacle is high, welding can be completed, when adjusting, the adjusting motor 432 is started, the worm 433 is rotated under the driving of the adjusting motor 432, the rotation of the worm 433 drives the rotation of the rotating worm gear 434, and the rotation of the rotating worm gear 434 drives the rotation of the rotating shaft 435. This way of adjustment has a significant stability, ensuring the accuracy of the welding.
The welding mechanism 44 comprises a rotating vertical plate 440 installed on a rotating shaft 435, a pair of lower push bearing seats 441 are installed on two sides of the rotating vertical plate 440, a lower push guide rod 442 is arranged between each pair of lower push bearing seats 441, lower push bearing seats 441 located at the upper end are provided with lower push motors 443, output shafts of the lower push motors 443 are connected with lower push screw rods 444, the lower push screw rods 444 are provided with lower push seats 445, the lower push seats 445 are provided with outer fixing seats 446, the outer fixing seats 446 are provided with lasers 447, the outer fixing seats 446 are provided with air pipe fixing seats 448, and the air pipes 449 are installed on the air pipe fixing seats 448.
In the specific welding process of the welding mechanism 44, the gas pipe 449 is required to convey the shielding gas, so as to ensure the stability of laser welding, meanwhile, a non-contact laser heating welding mode is adopted in the welding, which is convenient to regulate and control, and meanwhile, the continuous working time is long, so as to significantly improve the welding efficiency, in the specific welding process, the height of the laser 447 needs to be adjusted due to the difference of the position and the height of the pin, in addition, the push-down motor 443 needs to be started in the adjusting process, the push-down screw rod 444 is driven by the push-down motor 443 to rotate, the rotation of the push-down screw rod 444 drives the push-down seat 445 to move along the axial direction of the guide rod push-down 442, the movement of the push-down seat 445 adjusts the height of the laser 447, and the adjusting mode has strong stability and adjusting accuracy, thereby ensuring the quality of the weld.
The positioning mechanism 50 comprises four insulation connecting columns 500 installed on the operation upper plate 10, an insulation lower plate 501 is arranged at the upper ends of the insulation connecting columns 500, the insulation lower plate 501 is of a rectangular structure, two pairs of positioning cylinders 502 are installed on the insulation lower plate 501 along the diagonal direction, angle positioning plates 503 are arranged at the movable ends of the positioning cylinders 502, and insulation upper plates 504 are arranged at the upper ends of the positioning cylinders 502.
When positioning mechanism 50 fixes a position the circuit board, arrange the circuit board in on insulating upper plate 504, support the circuit board through insulating upper plate 504, and in order to avoid appearing the phenomenon of electric leakage, consequently, insulating material is selected for use to make for insulating upper plate 504, position cylinder 502 regulation angle locating plate 503's position after the circuit board is placed and is accomplished, and fix a position the centre gripping through angle locating plate 503 to four angles of circuit board, improve the precision when testing through this kind of centre gripping, also conveniently realize the automation of circuit board test simultaneously, and wherein angle locating plate 503 also chooses for use insulating material to make.
The first moving mechanism 51 comprises a plurality of connecting pieces 510 installed at one end of the operation upper plate 10, a moving back plate 511 is installed at the outer side end of each connecting piece 510, a pair of first moving bearing seats 512 are installed at two ends of each moving back plate 511, a first moving motor 513 is installed on one first moving bearing seat 512, a plurality of first moving guide rods 514 are installed between the first moving bearing seats 512, a first moving screw 515 is connected to an output shaft of the first moving motor 513, and a first moving seat 516 is arranged on the first moving screw 515.
When the first moving mechanism 51 drives the down-regulation mechanism 52 to move, the first moving motor 513 is started, the first moving screw 515 is driven by the first moving motor 513 to rotate, the first moving base 516 is driven by the rotation of the first moving screw 515 to move along the length direction of the first moving guide rod 514, and the position of the down-regulation mechanism 52 is adjusted by the movement of the first moving base 516, so that the adjusting mode has strong stability and high precision, and the testing precision of the circuit board is ensured.
The downward adjusting mechanism 52 comprises a pair of fixed parts 520 which are respectively arranged at the upper end and the lower end of a first moving seat 516, a downward adjusting guide sleeve 521 is arranged on the fixed part 520, a pair of downward adjusting bearing seats 522 are arranged on the downward adjusting guide sleeve 521, one downward adjusting bearing seat 522 is provided with a downward adjusting motor 524, the output shaft of the downward adjusting motor 524 is connected with a downward adjusting gear 523, a downward adjusting rack 525 is meshed with the downward adjusting gear 523, the downward adjusting guide sleeve 521 is arranged in the downward adjusting rack 525, a seventh mounting plate 526 is arranged at the upper end of the downward adjusting rack 525, a downward adjusting rotary seat 527 is arranged on the seventh mounting plate 526, the downward adjusting rotary seat 527 is hinged with a downward adjusting plate 528, the downward adjusting plate 528 is connected with a turning worm gear 5293, the turning worm gear 5293 is provided with a turning worm 5291, turning shafts 5290 are arranged at the two ends of the turning worm 5291, a fixed side plate 529 is arranged on the downward adjusting rotary seat 527, and one end of the turning worm 5291 is connected with a turning motor 5292, the seventh mounting plate 526 is mounted with a fold support 5294.
The arrangement of the down-regulation mechanism 52 is mainly to adjust the pitch angle and the height of the second moving mechanism 53, so that the problem that the second moving mechanism 53 interferes with the clamping and positioning of the circuit board when the circuit board is positioned and placed is avoided, the test of the circuit board is influenced, when the height of the second moving mechanism 53 is adjusted, the down-regulation gear 523 drives the down-regulation rack 525 to move up and down, and the movement mode has remarkable stability and high response speed, so that the adjustment can be completed quickly. When the pitch angle of the second moving mechanism 53 is adjusted, the turning worm 5291 drives the turning worm gear 5293 to rotate, the turning worm gear 5293 drives the lower turning plate 528 to rotate when rotating, the adjusting mode is strong in stability after adjustment, and meanwhile, in order to further improve the stability after adjustment, a corresponding folded supporting seat 5294 is arranged, the lower side of the lower turning plate 528 is supported through the folded supporting seat 5294, so that the phenomenon of shaking in the testing process is avoided, and the missing measurement is avoided.
The second moving mechanism 53 includes a fixed end plate 530 mounted on the lower turning plate 528, the fixed end plate 530 is provided with a second moving upper plate 531 extending outwards, a second moving driving seat 532 is mounted at an outer side end of the second moving upper plate 531, a second moving motor 533 is mounted on the second moving driving seat 532, an output shaft of the second moving motor 533 is connected with a second driving wheel, a pair of second moving bearing seats 535 is mounted on a lower wall of the second moving upper plate 531, a second moving screw 537 is mounted between the second moving bearing seats 535, a second moving guide rod 536 is further disposed between the second moving bearing seats 535, one end of the second moving screw 537 is provided with a second driven wheel, the second driven wheel is connected with the second driving wheel through a second driving belt 534, and the second moving screw 537 is provided with a second moving seat 538.
When the second moving mechanism 53 adjusts the position of the spot measuring mechanism 54, the second moving motor 533 is started, the second driving wheel is driven by the second moving motor 533 to rotate, the second driving wheel drives the second driven wheel to rotate through the second driving belt 534 during rotation, the second driven wheel drives the second moving screw 537 to rotate, the second moving screw 537 rotates to drive the second moving seat 538 to rotate along the second moving guide 536, the spot measuring mechanism 54 is driven to move by the movement of the second moving seat 538, so that the purpose of adjusting the position of the spot measuring mechanism 54 is achieved, and the control precision during testing is improved by the method.
The spot measurement mechanism 54 includes a spot measurement side plate 540 mounted on the second movable seat 538, a spot measurement cylinder 541 is mounted on the spot measurement side plate 540, a spot measurement back plate 542 is mounted at the movable end of the spot measurement cylinder 541, a pair of spot measurement bearing seats 543 are mounted on the lower wall of the spot measurement back plate 542, a spot measurement guide rod 544 is arranged between the spot measurement bearing seats 543, a spot measurement motor 545 is mounted on one of the spot measurement bearing seats 543, a spot measurement screw rod 548 is connected to an output shaft of the spot measurement motor 545, the spot measurement screw rod 548 is provided with a spot measurement seat 546, and a spot measurement needle 547 is arranged on the spot measurement seat 546 in a downward extending manner.
The point measurement mechanism 54 is convenient to test the circuit board through the point measurement needle 547 connected with a test instrument or test software, wherein the test is convenient, therefore, the point measurement mechanism 54 is set to be a pair, each position of the circuit board is tested through the two point measurement needles 547, when testing, the point measurement motor 545 is started, the point measurement screw rod 548 is driven to rotate by the point measurement motor 545, the point measurement seat 546 is driven to move along the axial direction of the point measurement guide rod 544 by the rotation of the point measurement screw rod 548, the adjustment of the point measurement needle 547 in a small range is completed by the movement of the point measurement seat 546, the control precision of the adjustment mode is high, and meanwhile, the flexibility during testing is also improved.