CN113075069A - Multifunctional electronic circuit board detector - Google Patents
Multifunctional electronic circuit board detector Download PDFInfo
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- CN113075069A CN113075069A CN202110230084.8A CN202110230084A CN113075069A CN 113075069 A CN113075069 A CN 113075069A CN 202110230084 A CN202110230084 A CN 202110230084A CN 113075069 A CN113075069 A CN 113075069A
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- box body
- circuit board
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/40—Investigating hardness or rebound hardness
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M7/00—Vibration-testing of structures; Shock-testing of structures
- G01M7/02—Vibration-testing by means of a shake table
- G01M7/022—Vibration control arrangements, e.g. for generating random vibrations
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0058—Kind of property studied
- G01N2203/0076—Hardness, compressibility or resistance to crushing
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/026—Specifications of the specimen
- G01N2203/0262—Shape of the specimen
- G01N2203/0278—Thin specimens
- G01N2203/0282—Two dimensional, e.g. tapes, webs, sheets, strips, disks or membranes
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- Mounting Of Printed Circuit Boards And The Like (AREA)
Abstract
The utility model provides a multi-functional electronic circuit board detects machine, the power distribution box comprises a box body, the outer wall bottom surface four corners of box is the fixed mounting supporting leg respectively, the bottom surface of box is seted up thoroughly the groove, the below in penetrating groove is equipped with the bearing case, be equipped with two diaphragms in the box, the relative front side of two diaphragms is connected through first connecting rod, the second screw rod runs through a second rack respectively and screw-thread fit with it, the outside of second rack respectively with the box inner wall between be equipped with second spout slider structure, the inner wall top surface fixed connection second spring telescopic link's of box stiff end. This device only needs to carry out once the installation to the circuit board and dismantles alright accomplish two kinds of detections of the aforesaid to the circuit board, and the user's that reduces intensity of labour has improved detection speed, and the output shaft reversal of user control motor can make movable plate and wedge strip carry on spacingly to the diaphragm, and then makes the diaphragm stop vibration, further saves check-out time, improves detection speed.
Description
Technical Field
The invention belongs to the field of circuit board detection equipment, and particularly relates to a multifunctional electronic circuit board detector.
Background
The prior art with publication number CN202021016672.9 authorizes and discloses a circuit board hardness detects uses extrusion device, the device can extrude the middle part of circuit board, and then realize the detection to circuit board hardness, but the device detects the size that can't control the circuit board atress, lead to the circuit board to receive the pressure great circuit board damage that leads to easily, and behind the welding electronic component on the circuit board, there is the insecure problem of solder joint, consequently need check out test set to detect electronic component's on the circuit board solder joint fastness.
Disclosure of Invention
The invention provides a multifunctional electronic circuit board detector which is used for overcoming the defects in the prior art.
The invention is realized by the following technical scheme:
a multifunctional electronic circuit board detector comprises a box body, wherein supporting legs are fixedly installed at four corners of the bottom surface of the outer wall of the box body respectively, a through groove is formed in the bottom surface of the box body, a bearing box is arranged below the through groove, two transverse plates are arranged in the box body, the front sides of the opposite surfaces of the two transverse plates are connected through a first connecting rod, transverse first sliding grooves are formed in the opposite sides of the bottom surface of the transverse plates respectively, first sliding blocks only capable of sliding along the first sliding grooves are arranged in the first sliding grooves respectively, the outer sides of the first sliding blocks are connected with the outer ends of the corresponding first sliding grooves through first springs respectively, U-shaped clamping plates are arranged below the first sliding blocks respectively, two vertical first vertical rods are fixedly installed in the box body, the first vertical rods respectively penetrate through the corresponding transverse plates and are in sliding fit with the transverse plates, the top surfaces and the bottom surfaces of the transverse plates are connected with the inner wall of the box, a vertical first screw rod is arranged in the box body, the lower end of the first screw rod is fixedly connected with an output shaft of a motor through a first smooth rod, the upper end of the first screw rod is fixedly connected with the lower end of a second smooth rod, the upper end of the second smooth rod is connected with the inner wall of the box body through a bearing, a second vertical rod is fixedly installed in the box body, two horizontal movable plates are arranged in the box body, the first screw rod penetrates through one movable plate and is in threaded fit with the other movable plate, the second vertical rod penetrates through the other movable plate and is in sliding fit with the other movable plate, the front sides of the opposite surfaces of the two movable plates are connected through a second connecting rod, a vertical first spring telescopic rod is embedded and installed on the top surface of the inner wall of the box body, the bottom surfaces of the movable plates are respectively and fixedly connected with the top surface of the outer wall of the box body through a third, the outer end of the wedge-shaped strip is connected with the inner wall of the box body through a third spring, the outer end of the wedge-shaped strip is fixedly connected with the inner end of a moving rod, the moving rod penetrates through the box body respectively and is in sliding fit with the box body, the other end of the moving rod is fixedly connected with a first rack, the outer side of the bottom surface of the moving plate is rotatably installed with a first gear meshed with the first rack respectively, a second gear coaxially installed with the first gear is arranged at the back of the first gear, second screws are rotatably installed on two sides inside the box body respectively, the two second screws synchronously rotate, the second screws penetrate through a second rack respectively and are in threaded fit with the second rack, a second sliding groove sliding block structure is arranged between the outer side of the second rack and the inner wall of the box body respectively.
The multifunctional electronic circuit board detector comprises a first spring telescopic rod, a second spring telescopic rod, a third rack, a longitudinal first rotating shaft, two limiting rings, an outer screw pipe, a fourth spring, a screw sleeve, a third gear, a first worm, a second worm gear, a second worm gear, a third worm, a second worm, a third worm, a fourth worm gear, a fourth worm gear, a third worm, a fourth worm gear, a fourth worm, a third gear, a third worm gear, a, the first rotating shaft and the first worm rotate synchronously, a first snap ring is fixedly installed on the top surface of the first worm wheel, a second snap ring is rotatably installed on the top surface of one of the movable plates, and a limiting device is arranged between the second snap ring and the first smooth sliding rod as well as between the second snap ring and the first screw rod.
As above a multi-functional electronic circuit board detects machine, stop device constitute by spacing groove and stop block, the spacing groove is all seted up to the periphery of first smooth slide bar and first screw rod, two spacing inslots intercommunication, one side fixed connection second snap ring's of stop block inner wall, the stop block is located the spacing inslot and with it sliding fit.
The multifunctional electronic circuit board detector is characterized in that a longitudinal second rotating shaft is rotatably mounted in the box body, a fourth gear is mounted on the periphery of the second rotating shaft through a one-way bearing, a fourth rack is arranged on the other side of the telescopic rod of the second spring, a second worm is rotatably mounted behind the outer wall of the box body, the rear end of the second worm is connected with the rear end of the second rotating shaft through a transmission wheel transmission belt, a second worm wheel is rotatably mounted behind the outer wall of the box body and meshed with the second worm, a fifth gear coaxially mounted with the second worm wheel is arranged on the front side of the second worm wheel, a longitudinal square push rod capable of moving back and forth is arranged below the box body, and a tooth socket meshed with the fifth gear is formed in the top surface of the square push rod.
According to the multifunctional electronic circuit board detector, the elastic push block is fixedly installed at the front end of the square push rod.
According to the multifunctional electronic circuit board detector, the U-shaped clamping plates are respectively and rotatably provided with the plurality of rollers.
The invention has the advantages that: the device is used for detecting the circuit board, a user places the circuit board between two U-shaped clamp plates, the two U-shaped clamp plates can clamp the circuit board under the action of the elastic force of a first spring, the user rotates one of the second screw rods to further enable the two second screw rods to synchronously rotate, the second screw rods can enable the second rack to move up and down by rotating the second screw rods so as to further adjust the position of the second rack, after the position of the second rack is adjusted, the user turns on a motor and controls the output shaft of the motor to rotate in the forward direction, the second spring positioned below the motor is in a compressed state at the moment, further, the transverse plate gives upward thrust to the moving plate, under the action of the thrust, internal threads on the moving plate on the right side are matched with external threads of the first screw rods so that the moving plate moves upward, and the upward movement can drive the, because the first connecting rod and the second connecting rod further enable the two moving plates and the two transverse plates to move upwards, the transverse plates can move upwards through the fixed rods and the U-shaped clamping plate to form a circuit board, the circuit board can move upwards to be contacted with the lower end of the second spring telescopic rod, the lower end of the second spring telescopic rod can provide a downward force for the middle part of the circuit board, along with the upward movement of the circuit board, the force provided by the second spring telescopic rod for the circuit board is increased, after the second gear is contacted with the second rack and the second gear continues to move upwards, the second gear can be rotated, the second gear rotates to drive the first gear which is coaxial with the second gear to rotate, the first gear can drive the moving rod to move outwards through the first rack, and further can pull the two wedge-shaped strips to be accommodated in the box body, so that the top surfaces of the wedge-shaped strips are separated from, the transverse plate is vibrated up and down in a reciprocating manner, the circuit board is further vibrated up and down through the fixed rod and the U-shaped clamp plate, and further the welding spot firmness of the electric appliance element of the circuit board can be detected, after the transverse plate stops moving, a user controls the output shaft of the motor to rotate reversely, under the elastic action of the first spring telescopic rod, the internal thread on the moving plate on the right side can be matched with the external thread on the first screw rod, so that the moving plate can move downwards, the wedge surface of the wedge strip is contacted with the top surface of the transverse plate and retracts into the box body, the moving plate pushes the transverse plate to move downwards, the circuit board is moved out of the box body through the through groove, the user can detach the circuit board, the user observes that the circuit board is not bent or broken and the electronic element falls, the quality of the circuit board is qualified, compared with the prior art, and then detect the hardness of the circuit board, secondly, the device can make the circuit board vibrate up and down, and then detect the welding spot firmness of the electronic element on the circuit board, when the device detects the circuit board of the same batch, the user only needs to replace the circuit board and control the motor, the use is convenient, and the prior device can only carry out single detection on the hardness of the circuit board and the firmness of the welding spot of the electronic element on the circuit board, the device can complete the two detections on the circuit board only by mounting and dismounting the circuit board once, the labor intensity of the user is reduced, the detection speed is improved, when the vibration amplitude of the circuit board is small, the firmness detection effect of the circuit board vibration on the electronic element is poor, and the circuit board stops vibrating for a long time, the user controls the output shaft of the motor to rotate reversely, so that the movable plate and the wedge-shaped strip can limit the transverse plate, and then make diaphragm stop the vibration, further save detection time, improve detection speed.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic structural view of the present invention; FIG. 2 is an enlarged view of section I of FIG. 1; FIG. 3 is an enlarged view of a portion II of FIG. 1; FIG. 4 is a partial view from the A-direction of FIG. 2; fig. 5 is an enlarged view of a partial view in the direction B of fig. 1.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A multifunctional electronic circuit board detector comprises a box body 1, wherein supporting legs 2 are respectively and fixedly installed at four corners of the bottom surface of the outer wall of the box body 1, a through groove 4 is formed in the bottom surface of the box body 1, a bearing box 5 is arranged below the through groove 4, two transverse plates 6 are arranged in the box body 1, the front sides of the opposite surfaces of the two transverse plates 6 are connected through a first connecting rod, transverse first sliding grooves 7 are respectively formed in the opposite sides of the bottom surface of the transverse plates 6, first sliding blocks 8 only capable of sliding along the first sliding grooves 7 are respectively arranged in the first sliding grooves 7, the first sliding grooves 7 are T-shaped sliding grooves, second sliding blocks 8 are T-shaped sliding blocks, T-shaped structures can prevent the first sliding blocks 8 from being separated from the first sliding grooves 7, the outer sides of the first sliding blocks 8 are respectively connected with the outer ends of the corresponding first sliding grooves 7 through first springs, U-shaped clamping plates 9 are respectively arranged below the first sliding blocks 8, the openings of the two U-shaped clamping plates 9 are opposite, the, two vertical first vertical rods 10 are fixedly arranged in the box body 1, the first vertical rods 10 respectively penetrate through and are in sliding fit with corresponding transverse plates 6, the top surface and the bottom surface of each transverse plate 6 are respectively connected with the inner wall of the box body 1 through second springs, the first vertical rods 10 respectively penetrate through corresponding second springs, a motor 11 is fixedly arranged on one side of the bottom surface of the outer wall of the box body 1, an output shaft of the motor 11 penetrates through the box body 1 and is in bearing connection with the box body 1, a vertical first screw 12 is arranged in the box body 1, the lower end of the first screw 12 is fixedly connected with the output shaft of the motor 11 through a first smooth sliding rod 13, the upper end of the first screw 12 is fixedly connected with the lower end of a second smooth sliding rod 14, the upper end of the second smooth sliding rod 14 is connected with the inner wall of the box body 1 through a bearing, a second vertical rod moving plate 15 is fixedly arranged in the box body 1, two horizontal, the structure is that a through screw hole is arranged on the top surface of one movable plate 16, a first screw 12 penetrates through the screw hole and is in threaded fit with the screw hole, a second vertical rod 15 penetrates through the other movable plate 16 and is in sliding fit with the other movable plate 16, the front sides of the opposite surfaces of the two movable plates 16 are connected through a second connecting rod, a vertical first spring telescopic rod 17 is embedded and installed on the top surface of the inner wall of the box body 1, the movable end of the first spring telescopic rod 17 can be contacted with the top surface of the movable plate 16 on the right side, the inner sides of the bottom surfaces of the movable plates 16 can be respectively contacted with the outer sides of the top surfaces of the corresponding transverse plates 6, the bottom surfaces of the movable plates 16 are respectively fixedly connected with the top surface of the outer wall of the box body 3 through third connecting rods, the inner side of the box body 3 is opened, wedge-shaped strips 18 are respectively arranged, the outer end of the wedge-shaped strip 18 is connected with the inner wall of the box body 3 through a third spring, the top surface of the wedge-shaped strip 18 can be respectively contacted with the bottom surface of the corresponding transverse plate 6, the outer end of the wedge-shaped strip 18 is fixedly connected with the inner end of a moving rod 19, the moving rod 19 respectively penetrates through the box body 3 and is in sliding fit with the box body, the other end of the moving rod 19 is fixedly connected with a first rack 20, the outer side of the bottom surface of the moving plate 16 is respectively and rotatably provided with a first gear 21 meshed with the first rack 20, a second gear 22 coaxially arranged with the first gear 21 is arranged behind the first gear 21, the two sides in the box body 1 are respectively and rotatably provided with second screw rods 23, the two second screw rods 23 synchronously rotate, the upper end of the second screw rod 23 penetrates through the box body 1, the two second screw rods 23 are connected through a driving wheel and a driving belt, so as to realize the synchronous rotation, the second screw 23 is convenient for a user to rotate, the second screw 23 penetrates through and is in threaded fit with a second rack 24 respectively, the specific structure is that the top surface of the second rack 24 is provided with through screw holes, the second screw 23 penetrates through and is in threaded fit with corresponding screw holes respectively, a second sliding chute slider structure is arranged between the outer side of the second rack 24 and the inner wall of the box body 1 respectively, the second sliding chute slider structure is composed of a second slider 25 and a second sliding chute 26, the outer side of the second rack 24 is fixedly connected with the second slider 25 respectively, vertical second sliding chutes 26 are arranged on two sides of the inner wall of the box body 1 respectively, the second sliders 25 are located in the corresponding second sliding chutes 26 respectively and are in sliding fit with the second sliding chutes, the second sliding chute slider structure can limit the second rack 24 to enable the second rack 24 to rotate along the vertical central line of the second rack, the second gear 22 can be meshed with the corresponding second rack 24 respectively, and the top surface of the inner wall of the box body 1 is fixedly connected with the. The device is used for detecting the circuit board, the circuit board is placed between two U-shaped clamping plates 9 by a user, under the action of the elastic force of a first spring, the circuit board can be clamped by the two U-shaped clamping plates 9, the user rotates one of the second screw rods 23 to further enable the two second screw rods 23 to synchronously rotate, the second rack 24 can move up and down by the rotation of the second screw rods 23 to further adjust the position of the second rack 24, after the position of the second rack 24 is adjusted, the user opens the motor 11 and controls the output shaft of the motor to rotate in the forward direction, the second spring located below the motor is in a compression state at the moment, upward thrust is given to the moving plate 16 through the transverse plate 6, under the action of the thrust, internal threads on the moving plate 16 on the right side are matched with external threads of the first screw rod 12, further the moving plate 16 moves upward, and, The box body 3 and the wedge-shaped strips 18 drive the transverse plate 6 to move upwards, due to the first connecting rod and the second connecting rod, the two moving plates 16 and the two transverse plates 6 both move upwards, the transverse plate 6 moves upwards to drive the circuit board to move upwards through the fixing rod and the U-shaped clamping plate 9, the circuit board moves upwards to be contacted with the lower end of the second spring telescopic rod 27, the lower end of the second spring telescopic rod 27 can give a downward force to the middle part of the circuit board, along with the upward movement of the circuit board, the force given to the circuit board by the second spring telescopic rod 27 is increased, after the second gear 22 is contacted with the second rack 24, the second gear 22 continues to move upwards, the second gear 22 can be rotated, the second gear 22 rotates to drive the first gear 21 coaxial with the second gear, the first gear 21 can drive the moving rod 19 to move outwards through the first rack 20, and then the two wedge-shaped strips 18 can, the top surface of the wedge-shaped strip 18 is separated from the bottom surface of the transverse plate 6, the transverse plate 6 is vibrated up and down in a reciprocating manner under the action of the spring force of the second spring, the circuit board is driven to vibrate up and down through the fixing rod and the U-shaped clamping plate 9, the firmness of welding spots of electrical components of the circuit board can be detected, after the transverse plate 6 stops moving, a user controls the output shaft of the motor 11 to rotate reversely, under the elastic force action of the first spring telescopic rod 17, the internal thread on the moving plate 16 on the right side can be matched with the external thread on the first screw rod 12, the moving plate 16 can move downwards, the wedge-shaped surface of the wedge-shaped strip 18 is contacted with the top surface of the transverse plate 6 and then retracts into the box body 3, the moving plate 16 pushes the transverse plate 6 to move downwards, the circuit board moves out of the box body 1 through the, the quality of the circuit board is qualified, compared with the prior art, the device can adjust the force applied to the circuit board by the second spring telescopic rod 27 by adjusting the position of the second rack 24, and further detect the hardness of the circuit board, secondly, the device can make the circuit board vibrate up and down, and further detect the welding spot firmness of the electronic element on the circuit board, when the device detects the circuit boards in the same batch, a user only needs to replace the circuit board and control the motor 11, the use is convenient, the prior device can only carry out single detection on the hardness of the circuit board and the firmness of the welding spot of the electronic element on the circuit board, the device can complete the two detections on the circuit board only by mounting and dismounting the circuit board once, the labor intensity of the user is reduced, the detection speed is improved, and the vibration amplitude is small in the vibration process of the circuit board, at this time, the firmness detection effect of the circuit board vibration on the electronic element is poor and the circuit board still needs time to stop vibrating, and the user controls the output shaft of the motor 11 to rotate reversely, so that the moving plate 16 and the wedge strips 18 can limit the transverse plate 6, the transverse plate 6 stops vibrating, the detection time is further saved, and the detection speed is increased.
Specifically, as shown in fig. 1, 2, 3, or 4, a third rack 28 is disposed on one side of the second spring extension rod 27, a lower end of the third rack 28 is connected to one side of a movable portion of the second spring extension rod 27 through a third link, a longitudinal first rotating shaft 29 is rotatably mounted in the box body 1 in such a manner that a rear end of the first rotating shaft 29 penetrates through an inner wall of the box body 1 and is in bearing connection with the inner wall, two limit rings 30 are fixedly mounted on an outer periphery of the first rotating shaft 29, an outer coil 31 is mounted on an outer periphery of the first rotating shaft 29, the outer coil 31 is located between the two limit rings 30, fourth springs are respectively fixedly mounted on opposite surfaces of the two limit rings 30, a threaded sleeve 32 in threaded fit with the outer coil 31 is disposed on an outer periphery of the threaded sleeve 32, a third gear 33 is mounted on an outer periphery of the threaded sleeve 32 through a one-way bearing, the one-way bearing makes the third gear 33 unable to rotate clockwise, the, the front of the screw sleeve 32 is provided with a limiting through hole, the top surface of the inner wall of the box body 1 is fixedly connected with two ends of a U-shaped rod 34, the horizontal part of the U-shaped rod 34 passes through the limiting through hole and is in sliding fit with the limiting through hole, the periphery of the first smooth rod 13 is provided with a first worm wheel 35 through a one-way bearing, the first smooth rod 13 can drive the first worm wheel 35 to rotate only when rotating in the forward direction, the box body 1 is rotatably provided with a first worm 36 which is in matching engagement with the first worm wheel 35, the specific installation mode is that the rear end of the first worm 36 passes through the inner wall of the box body 1 and is connected with the bearing of the inner wall, the first rotating shaft 29 and the first worm 36 rotate synchronously, the rear part of the first worm 36 is connected with the rear part of the first rotating shaft 29 through a driving wheel driving belt, the top surface of the first worm wheel 35 is fixedly provided with a first movable plate 37, the top surface of one worm, and the latch can block each other, be equipped with stop device between second snap ring 38 and first smooth rod 13, the first screw rod 12, when first smooth rod 13 and the rotation of first screw rod 12, can drive second snap ring 38 through stop device and rotate, does not influence the downstream of second snap ring 38 in step. When the user controls the motor 11 to rotate forward, the first smooth sliding rod 13 can drive the first rotating shaft 29 to rotate forward through the first worm wheel 35, the first worm 36 and the transmission wheel transmission belt, at this time, the fourth spring in front is in a compressed state, under the spring force of the fourth spring in front, the threaded sleeve 32 is in threaded fit with the outer threaded pipe 31 and then moves backward, and further, when the threaded sleeve 32 moves to the back of the outer threaded pipe 31, the threaded sleeve 32 stops moving backward, at this time, the fourth spring in back is in a compressed state and can enable the third gear 33 to be meshed with the third rack 28, after the second spring telescopic rod 27 is compressed, the third rack 28 moves upward, after the lower end of the second spring telescopic rod 27 is separated from the circuit board, because the third gear 33 can rotate only in one direction, the second spring telescopic rod 27 is reset and extends, the user controls the motor 11 to rotate backward and can enable the moving plate 16 to move downward, after the moving plate 16 moves downwards and the second snap ring 38 is engaged with the first snap ring 37, the third slider 14 rotates reversely and can pass through the limiting device, the second snap ring 38 and the first snap ring 37 to drive the first worm gear 35 to rotate reversely and further drive the first rotating shaft 29 to rotate reversely, under the action of the fourth spring force at the rear, the threaded sleeve 32 is in threaded fit with the outer threaded pipe 31 and further moves forwards, and moves to the front of the outer threaded pipe 31, the threaded sleeve 32 moves forwards to separate the third gear 33 from the third rack 28, and further the second spring telescopic rod 27 extends and resets, by the structure, the second spring telescopic rod 27 cannot reset and extend in the contraction process, the circuit board can be prevented from colliding with the second spring telescopic rod 27 in the up-and-down vibration process, the circuit board is prevented from being damaged, and secondly, the energy loss of the circuit board in the up-and-down swinging process can be reduced, the up-and-down swinging frequency of the circuit board is improved, and the welding spot firmness of the electronic element on the circuit board is further detected.
Specifically, as shown in fig. 3, the limiting device according to this embodiment is composed of a limiting groove 39 and a limiting block 40, the limiting groove 39 is formed on the peripheries of the first smooth rod 13 and the first screw 12, the two limiting grooves 39 are communicated with each other, one side of the limiting block 40 is fixedly connected to the inner wall of the second snap ring 38, and the limiting block 40 is located in the limiting groove 39 and is in sliding fit with the limiting groove 39. The first smooth sliding rod 13 can rotate to drive the second clamping ring 38 to rotate through the limiting groove 39 and the limiting block 40, the up-and-down movement of the second clamping ring 38 is not affected, and the structure is simple and convenient to produce and manufacture.
Further, as shown in fig. 1 or 5, a longitudinal second rotating shaft 41 is rotatably mounted in the box body 1 according to the embodiment, specifically, the second rotating shaft 41 penetrates through the rear surface of the inner wall of the box body 1 and is in bearing connection with the inner wall, a fourth gear 43 is mounted on the outer periphery of the second rotating shaft 41 through a one-way bearing, the fourth gear 43 can drive the second rotating shaft 41 to rotate when rotating counterclockwise, a fourth rack 42 is disposed on the other side of the second spring expansion link 27, the other side of the movable portion of the second spring expansion link 27 is connected with the lower end of the fourth rack 42 through a fourth connecting rod, the fourth rack 42 can be meshed with the fourth gear 43, a second worm 44 is rotatably mounted on the rear surface of the outer wall of the box body 1, the rear end of the second worm 44 is connected with the rear end of the second rotating shaft 41 through a driving wheel driving belt, a second worm wheel 45 is rotatably mounted on the rear surface of the outer wall, the front side of second worm wheel 45 is equipped with fifth gear 46 with it coaxial arrangement, the below of box 1 is equipped with a vertical and square push rod 47 that only can the back-and-forth movement, two limiting plates of bottom surface installation of box 1, two limiting plates are in front of one back, square push rod 47 runs through two limiting plates in proper order and sliding fit with it, this structure makes square push rod 47 only can the back-and-forth movement, the place ahead of accepting box 5 is equipped with the cushion, can be ejecting on the cushion that drops after the circuit board detects the completion, prevent that the circuit board from breaking, the tooth's socket with fifth gear 46 meshing is seted up to square push rod 47's top surface. When the second spring telescopic rod 27 is extended and reset, the fourth gear 43 can be driven to rotate anticlockwise through the fourth rack 42, and then the second worm 44 and the second worm wheel 45 can be driven to rotate through the second rotating shaft 41, the driving wheel and the driving belt, so that the fifth gear 46 can be driven to rotate, and then the square push rod 47 can be driven to move forwards, and the circuit board can be ejected forwards from between the U-shaped clamping plates 9 by the forward movement of the square push rod 47, so that the circuit board can be automatically taken out, and the use is more convenient.
Furthermore, as shown in fig. 5, an elastic pushing block 48 is fixedly installed at the front end of the square pushing rod 47 in the embodiment. The elastic push block 48 can play a limiting role, and the elastic push block 48 can prevent the front end of the square push rod 47 from being in hard contact with the circuit board, so that the circuit board is prevented from being damaged.
Furthermore, as shown in fig. 1 or 5, a plurality of rollers 49 are rotatably installed in the U-shaped clamping plate 9 according to the embodiment, and the peripheries of the rollers 49 are all concave structures, which can support the circuit board, prevent the bottom surface of the circuit board from contacting with the bottom surface of the inner wall of the U-shaped plate 9, reduce friction force, and facilitate the discharge of the circuit board. The rollers 49 can reduce the resistance to the forward and backward movement of the circuit board, facilitating the mounting and removal of the circuit board.
Finally, it should be noted that: the above examples are only intended to illustrate the technical solution of the present invention, but not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.
Claims (6)
1. The utility model provides a multi-functional electronic circuit board detects machine, includes box (1), and outer wall bottom surface four corners of box (1) is fixed mounting supporting leg (2) respectively, and groove (4) are seted up thoroughly to the bottom surface of box (1), and the below that passes through groove (4) is equipped with and holds case (5), its characterized in that: two transverse plates (6) are arranged in the box body (1), the front sides of the opposite surfaces of the two transverse plates (6) are connected through a first connecting rod, the opposite sides of the bottom surface of the transverse plates (6) are respectively provided with a transverse first sliding chute (7), a first sliding block (8) which can only slide along the first sliding chute (7) is arranged in the first sliding chute (7), the outer side of the first sliding block (8) is respectively connected with the outer end of the corresponding first sliding chute (7) through a first spring, a U-shaped clamping plate (9) is respectively arranged below the first sliding block (8), two vertical first vertical rods (10) are fixedly arranged in the box body (1), the first vertical rods (10) respectively penetrate through the corresponding transverse plates (6) and are in sliding fit with the transverse plates, the top surface and the bottom surface of the transverse plates (6) are respectively connected with the inner wall of the box body (1) through second springs, a motor (11) is fixedly arranged on one side of the bottom surface of the outer wall of the box, a vertical first screw rod (12) is arranged in the box body (1), the lower end of the first screw rod (12) is fixedly connected with an output shaft of a motor (11) through a first smooth sliding rod (13), the upper end of the first screw rod (12) is fixedly connected with the lower end of a second smooth sliding rod (14), the upper end of the second smooth sliding rod (14) is connected with the inner wall of the box body (1) through a bearing, a second vertical rod (15) is fixedly installed in the box body (1), two horizontal movable plates (16) are arranged in the box body (1), the first screw rod (12) penetrates through one movable plate (16) and is in threaded fit with the movable plate, the second vertical rod (15) penetrates through the other movable plate (16) and is in sliding fit with the other movable plate, the front sides of the opposite surfaces of the two movable plates (16) are connected through a second connecting rod, a vertical first spring telescopic rod (17) is embedded in the top surface of the inner wall of the box body (1), the bottom surfaces of the movable, the inner side of the box body (3) is opened, wedge-shaped strips (18) are respectively arranged below the movable plate (16), the outer ends of the wedge-shaped strips (18) are respectively positioned in the corresponding box bodies (3) and are in sliding fit with the box bodies, the outer ends of the wedge-shaped strips (18) are connected with the inner wall of the box bodies (3) through third springs, the outer ends of the wedge-shaped strips (18) are fixedly connected with the inner ends of movable rods (19), the movable rods (19) respectively penetrate through the box bodies (3) and are in sliding fit with the box bodies, the other ends of the movable rods (19) are fixedly connected with first racks (20), first gears (21) meshed with the first racks (20) are respectively rotatably arranged on the outer sides of the bottom surface of the movable plate (16), second gears (22) coaxially arranged behind the first gears (21) are respectively rotatably arranged on two sides in the box body (1), the two second screws (23) are synchronously rotated, and the second screws (23) respectively penetrate through one second rack (24) and are in threaded fit with the, a second sliding chute and sliding block structure is arranged between the outer side of the second rack (24) and the inner wall of the box body (1) respectively, and the top surface of the inner wall of the box body (1) is fixedly connected with the fixed end of a second spring telescopic rod (27).
2. The multi-functional electronic circuit board inspection machine of claim 1, characterized in that: one side of the second spring telescopic rod (27) is provided with a third rack (28), one side of a movable part of the second spring telescopic rod (27) is connected with the lower end of the third rack (28) through a third connecting rod, a longitudinal first rotating shaft (29) is rotatably installed in the box body (1), two limiting rings (30) are fixedly installed at the periphery of the first rotating shaft (29), an outer screwed pipe (31) is installed at the periphery of the first rotating shaft (29), fourth springs are respectively and fixedly installed on opposite surfaces of the two limiting rings (30), a screwed sleeve (32) in threaded fit with the outer screwed pipe (31) is arranged at the periphery of the outer screwed pipe (31), a third gear (33) is installed at the periphery of the screwed sleeve (32) through a one-way bearing, a limiting through hole is formed in the front of the screwed sleeve (32), the top surface of the inner wall of the box body (1) is fixedly connected with the two ends of the U-shaped rod (34), the horizontal part of the U, the periphery of the first smooth sliding rod (13) is provided with a first worm wheel (35) through a one-way bearing, a first worm (36) which is meshed with the first worm wheel (35) in a matched mode is rotatably arranged in the box body (1), the first rotating shaft (29) and the first worm (36) rotate synchronously, the top surface of the first worm wheel (35) is fixedly provided with a first clamping ring (37), the top surface of one moving plate (16) is rotatably provided with a second clamping ring (38), and a limiting device is arranged between the second clamping ring (38) and the first smooth sliding rod (13) as well as between the second clamping ring and the first screw (12).
3. The multi-functional electronic circuit board inspection machine of claim 2, characterized in that: the limiting device is composed of a limiting groove (39) and a limiting block (40), the limiting groove (39) is formed in the peripheries of the first smooth rod (13) and the first screw (12), the two limiting grooves (39) are communicated with each other, one side of the limiting block (40) is fixedly connected with the inner wall of the second clamping ring (38), and the limiting block (40) is located in the limiting groove (39) and is in sliding fit with the limiting groove (39).
4. The multi-functional electronic circuit board inspection machine of claim 2, characterized in that: the box body (1) is internally and rotatably provided with a longitudinal second rotating shaft (41), a fourth gear (43) is arranged on the periphery of the second rotating shaft (41) through a one-way bearing, a fourth rack (42) is arranged on the other side of the second spring telescopic rod (27), a second worm (44) is rotatably arranged behind the outer wall of the box body (1), the rear end of the second worm (44) is connected with the rear end of the second rotating shaft (41) through a transmission wheel transmission belt, a second worm wheel (45) is rotatably arranged behind the outer wall of the box body (1), the second worm wheel (45) is meshed with the second worm (44), a fifth gear (46) coaxially arranged with the second worm wheel (45) is arranged on the front side of the second worm wheel (45), a longitudinal square push rod (47) capable of moving back and forth is arranged below the box body (1), and a tooth groove meshed with the fifth gear (46) is formed in the top surface of the square.
5. The multi-functional electronic circuit board inspection machine of claim 4, characterized in that: the front end of the square push rod (47) is fixedly provided with an elastic push block (48).
6. The multi-functional electronic circuit board inspection machine of claim 4, characterized in that: a plurality of rollers (49) are respectively and rotatably arranged in the U-shaped clamping plate (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110230084.8A CN113075069A (en) | 2021-03-02 | 2021-03-02 | Multifunctional electronic circuit board detector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110230084.8A CN113075069A (en) | 2021-03-02 | 2021-03-02 | Multifunctional electronic circuit board detector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113075069A true CN113075069A (en) | 2021-07-06 |
Family
ID=76609837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110230084.8A Withdrawn CN113075069A (en) | 2021-03-02 | 2021-03-02 | Multifunctional electronic circuit board detector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113075069A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113679201A (en) * | 2021-08-27 | 2021-11-23 | 芜湖集拓实心胎有限公司 | Environment-friendly office furniture spring cushion rubber part |
| CN113772851A (en) * | 2021-09-30 | 2021-12-10 | 合肥工业大学 | Automatic-adjustment industrial wastewater treatment monitoring equipment and adjusting method thereof |
| CN113866605A (en) * | 2021-09-27 | 2021-12-31 | 王英豪 | Artificial intelligence circuit board detection device |
| CN114034582A (en) * | 2021-11-10 | 2022-02-11 | 艾静 | Local strength testing device for chip testing |
| CN114942192A (en) * | 2022-05-30 | 2022-08-26 | 赋桦科技(深圳)有限公司 | Automatic detection device for PCB pressure test |
| CN116399534A (en) * | 2023-06-02 | 2023-07-07 | 江苏长实基业电气科技有限公司 | Circuit board anti-vibration detection device |
-
2021
- 2021-03-02 CN CN202110230084.8A patent/CN113075069A/en not_active Withdrawn
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113679201A (en) * | 2021-08-27 | 2021-11-23 | 芜湖集拓实心胎有限公司 | Environment-friendly office furniture spring cushion rubber part |
| CN113866605A (en) * | 2021-09-27 | 2021-12-31 | 王英豪 | Artificial intelligence circuit board detection device |
| CN113772851A (en) * | 2021-09-30 | 2021-12-10 | 合肥工业大学 | Automatic-adjustment industrial wastewater treatment monitoring equipment and adjusting method thereof |
| CN114034582A (en) * | 2021-11-10 | 2022-02-11 | 艾静 | Local strength testing device for chip testing |
| CN114034582B (en) * | 2021-11-10 | 2023-09-15 | 宜宾卓邦科技有限公司 | Local intensity testing device for chip test |
| CN114942192A (en) * | 2022-05-30 | 2022-08-26 | 赋桦科技(深圳)有限公司 | Automatic detection device for PCB pressure test |
| CN116399534A (en) * | 2023-06-02 | 2023-07-07 | 江苏长实基业电气科技有限公司 | Circuit board anti-vibration detection device |
| CN116399534B (en) * | 2023-06-02 | 2023-09-12 | 江苏长实基业电气科技有限公司 | Circuit board anti-vibration detection device |
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Application publication date: 20210706 |
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