CN112072442B - Precision bending and forming full-automatic assembly line of USB connector - Google Patents
Precision bending and forming full-automatic assembly line of USB connector Download PDFInfo
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- CN112072442B CN112072442B CN202010933066.1A CN202010933066A CN112072442B CN 112072442 B CN112072442 B CN 112072442B CN 202010933066 A CN202010933066 A CN 202010933066A CN 112072442 B CN112072442 B CN 112072442B
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/20—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for assembling or disassembling contact members with insulating base, case or sleeve
- H01R43/24—Assembling by moulding on contact members
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
- H01R43/00—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors
- H01R43/16—Apparatus or processes specially adapted for manufacturing, assembling, maintaining, or repairing of line connectors or current collectors or for joining electric conductors for manufacturing contact members, e.g. by punching and by bending
Abstract
The invention discloses a precise bending forming full-automatic assembly line of a USB connector, which comprises a workbench; the feeding track is provided with a conveying channel, a jig is placed in the conveying channel, and a rack is arranged on the jig; a gear driving mechanism, the gear of which is meshed with the rack; the workpiece positioning mechanism is provided with a pressing block which performs lifting displacement action, and the pressing block is provided with a jacking piece; the stress application and extrusion mechanism is provided with a pushing block corresponding to the position of the jig below the jacking piece, and the pushing block is provided with an extrusion finger; a probe detection mechanism provided with a detection probe; an automatic blanking mechanism; the gear driving mechanism, the stress application extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged beside the feeding track. It promotes including realizing work efficiency through the automation to artifical work and cost of labor reduce during mass production, make the enterprise effectively allocate, utilize manpower resources, promote the economic benefits of enterprise, the product production qualification rate promotes simultaneously.
Description
Technical Field
The invention relates to machining and manufacturing production equipment, in particular to a precise bending and forming full-automatic assembly line of a USB connector.
Background
The USB connector is a universal serial bus, which makes electronic products mutually communicated and is widely applied to various electronic product valves such as mobile, audio-visual, automotive electronics, multimedia and electric appliances, however, in the manufacturing process of an inner core of the USB connector, when the plastic base and the metal sleeve are mutually positioned, the metal sheet on the metal sleeve is bent and then limited in the groove of the plastic base, and the bent metal sheet is tightly held at the side part of the groove, so that the plastic base is positioned and fixed, however, the operation production of the mode is generally finished by manual assembly operation, so that the manual assembly operation has the following defects: 1. the assembly efficiency is low; 2. when the assembly is carried out in a large batch, the labor intensity is high, the labor cost is high, and 3, the enterprise needs to dispatch the staffs of other posts to the packaging post, so that the enterprise cannot effectively dispatch and utilize human resources; 4. the metal sheet is bent by manually operating the hand-push type tool, however, the metal sheet is not bent in place due to fatigue or error easily occurring at the hand of manual operation, so that the plastic base is unqualified in fixation, and the qualification rate of the product quality is affected.
Disclosure of Invention
The invention aims to solve the defects of the technology, and provides a full-automatic precision bending forming assembly line for a USB connector, which is designed for improving the processing efficiency, reducing the labor cost and the processing cost and improving the product production yield.
The invention designs a full-automatic assembly line for precision bending and molding of a USB connector, which comprises:
a work table;
the feeding rail is provided with a conveying channel, a jig for positioning the USB connector is placed in the conveying channel, and a rack is arranged on the jig;
the gear and the rack are meshed for transmission to drive the jig to translate in the conveying channel, so that the bent metal sheet USB connector is conveyed to the position below the probe detection mechanism in a translating manner, the non-bent metal sheet USB connector is conveyed to the position below the workpiece positioning mechanism in a translating manner, and the probe detected USB connector is conveyed to the position below the automatic blanking mechanism in a translating manner;
the workpiece positioning mechanism is provided with a pressing block which performs lifting displacement action, the pressing block is provided with a jacking piece corresponding to the position of the USB connector of the metal sheet which is not bent on the jig, and the jacking piece moves downwards to abut against the plastic base on the USB connector;
the stress application and extrusion mechanism is provided with a pushing block corresponding to the position of the jig below the jacking piece, the pushing block is provided with an extrusion finger corresponding to the position of the USB connector below the jacking piece, the extrusion finger pushes towards the direction of the workpiece positioning mechanism to extrude the metal sheet on the USB connector to be bent, and the bent metal sheet is positioned on the side wall of the groove of the plastic base;
the probe detection mechanism is provided with a detection probe, and the detection probe is contacted with the conductive contact piece on the USB connector of the bent metal piece so as to detect the conductivity of the conductive contact piece;
the automatic blanking mechanism clamps the bent USB connector of the metal sheet and conveys the bent USB connector into a blanking box;
the feeding track, the gear driving mechanism, the stress extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged on the workbench, and the gear driving mechanism, the stress extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged beside the feeding track.
Preferably, the workpiece positioning mechanism comprises a first support located beside the feeding rail, a first lifting plate and a first lifting cylinder fixed on the first support, the pressing block is fixed on the first lifting plate, a piston rod of the first lifting cylinder is fixedly connected with the first lifting plate, the first support is fixed on the workbench, a positioning block is fixed on the side wall of a cylinder body of the first lifting cylinder, and the positioning block is inserted into a sliding groove of the first lifting plate.
Preferably, the stress extrusion mechanism comprises a second support, a second lifting cylinder fixed on the second support, a second lifting plate, a linear slide rail perpendicular to the feeding rail and a connecting rod, the pushing block is fixed on a slide block of the linear slide rail, a piston rod of the second lifting cylinder is fixedly connected with the second lifting plate, two ends of the connecting rod are respectively hinged with the pushing block and a pin shaft of the second lifting plate, and the second support is fixed on the workbench.
Preferably, the probe detection mechanism comprises a third support, a third lifting cylinder fixed on the third support, a third lifting plate and a probe fixing block, a piston rod of the third lifting cylinder fixes the third lifting plate, a detection probe is fixedly installed on the probe fixing block, the third support is fixed on the workbench, a positioning block is fixed on the side wall of the cylinder body of the third lifting cylinder, and the positioning block is inserted into a sliding groove of the third lifting plate.
Preferably, the automatic blanking mechanism comprises a support frame, a fourth lifting plate, a pneumatic clamping jaw, a rodless cylinder transversely fixed on the support frame and a fourth lifting cylinder fixed on a displacement slide block of the rodless cylinder, the fourth lifting plate is fixed at the end part of a piston rod of the fourth lifting cylinder, the pneumatic clamping jaw is fixed on the fourth lifting plate, clamping plates are fixed on two clamping plates of the pneumatic clamping jaw, the support frame is fixed on the workbench, a positioning block is fixed on the side wall of a cylinder body of the fourth lifting cylinder, and the positioning block is inserted into a sliding groove of the fourth lifting plate.
Preferably, the bending device further comprises a pushing mechanism for pushing the bent metal USB connector out of the jig, the pushing mechanism comprises a fixed plate fixed on the feeding track, a fifth lifting cylinder fixed on the fixed plate, a fifth lifting plate, a lifting block and a pushing rod, the fifth lifting plate is fixed on a piston rod of the fifth lifting cylinder, the lifting block is fixed on the fifth lifting plate, the pushing rod is fixed on the lifting block, a through hole is formed in the position, corresponding to the clamping plate, of the conveying channel, a workpiece positioning groove is formed in the jig, a through hole correspondingly matched with the through hole is formed in the bottom of the workpiece positioning groove, and the top end of the pushing rod penetrates through the through hole and the through hole after the lifting block is lifted.
Preferably, the side wall of the conveying channel is provided with a notch, the gear is located at the notch, the side part of the feeding track is fixed with a driving motor through a fixing plate, the position of the driving motor corresponds to the notch, the gear is fixedly sleeved on a rotating shaft of the driving motor, a proximity switch is fixed on the fixing plate, and an induction rod is fixed on the gear.
Preferably, a feeding bracket is arranged at the feeding port of the conveying channel, and a feeding supporting plate is fixed at the opening of the feeding bracket.
Preferably, the feeding track is fixed on the workbench through a support column.
Preferably, the inner wall of the conveying channel is provided with a limiting convex strip, the side wall of the jig is provided with a limiting bulge, and the limiting bulge is inserted between the limiting convex strip and the bottom surface of the conveying channel.
Preferably, the head and the tail of the jig are provided with magnets, so that the plurality of jigs positioned in the feeding track are connected end to end through the magnets.
According to the full-automatic rapid packaging assembly line for the electronic products, the USB connector is automatically fed, and the metal sheet is automatically bent in place in one step, so that the metal piece and the plastic base are stably combined and fixed, the work efficiency is further improved through automation, the manual labor and the labor cost are reduced during mass production, an enterprise can effectively allocate and utilize human resources, the economic benefit of the enterprise is further improved, and the qualification rate during product production is improved.
Drawings
FIG. 1 is a schematic view of the overall structure (one);
FIG. 2 is an enlarged view of a portion at A;
FIG. 3 is a partial enlarged view at B;
FIG. 4 is a schematic view of the overall structure (two);
FIG. 5 is a schematic view (III) of the overall structure;
FIG. 6 is a schematic view of a jig structure;
fig. 7 is a schematic diagram (iv) of the overall structure.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
Example (b):
as shown in the drawings, the present embodiment describes a full-automatic precision bending and forming assembly line for USB connectors, including:
a work table 1;
the feeding track 2 is provided with a conveying channel 21, a jig 3 for positioning the USB connector is placed in the conveying channel 21, and a rack 32 is arranged on the jig 3;
the gear driving mechanism 8 is used for driving the jig 3 to translate in the conveying channel by means of meshing transmission of a gear 83 and a rack 32, so that the bent metal sheet USB connector 31 is conveyed below the probe detection mechanism 6 in a translating manner, the non-bent metal sheet USB connector 31 is conveyed below the workpiece positioning mechanism 5 in a translating manner, and the probe detected USB connector is conveyed below the automatic blanking mechanism 7 in a translating manner;
the workpiece positioning mechanism 5 is provided with a pressing block 52 which performs lifting displacement, the pressing block 52 is provided with a jacking piece 521 corresponding to the position of the USB connector of the non-bent metal sheet on the jig, and the jacking piece 521 moves downwards to abut against a plastic base on the USB connector 31;
the stress application and extrusion mechanism is provided with a pushing block 91 corresponding to the position of the jig 3 below the pushing piece 521, the pushing block 91 is provided with an extrusion finger 96 corresponding to the position of the USB connector 31 below the pushing piece 521, the extrusion finger 96 pushes towards the workpiece positioning mechanism 5 to extrude the metal sheet 302 on the USB connector 31 to be bent, and the bent metal sheet 302 is positioned on the side wall of the groove 303 of the plastic base;
a probe detection mechanism 6 provided with a detection probe 66, the detection probe 66 contacting with the conductive contact piece on the USB connector 31 of the bent metal piece to detect the conductivity of the conductive contact piece;
the automatic blanking mechanism 7 is used for clamping and conveying the bent USB connector 31 of the metal sheet into the blanking box 11;
the feeding track, the gear driving mechanism, the stress extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged on the workbench, and the gear driving mechanism, the stress extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged beside the feeding track; the feeding track 2 is fixed on the working table 1 through a support column 12.
In this embodiment, the workpiece positioning mechanism 5 includes a first support 51 located beside the feeding rail 2, a first lifting plate 53, and a first lifting cylinder 54 fixed on the first support 51, a pressing block 52 is fixed on the first lifting plate 53, a piston rod of the first lifting cylinder 54 is fixedly connected with the first lifting plate 53, the first support 51 is fixed on the working table 1, a positioning block 200 is fixed on a side wall of a cylinder body of the first lifting cylinder 54, the positioning block 200 is inserted into the sliding slot 100 of the first lifting plate 53, wherein five pressing members on the pressing block may be provided, and the five pressing members are arranged at equal intervals, so four gaps are formed between the five pressing members.
In the structure, at least four USB connectors need to be positioned on the jig according to the arrangement of five jacking pieces, so when the four USB connectors of the non-bent metal sheet are respectively positioned below four gaps, the piston rod of the first lifting cylinder extends out to push the pressing block to move downwards, so that two jacking pieces positioned at the outermost side are jacked to the bosses of the plastic bases of the corresponding USB connectors, and the three jacking pieces in the middle part are respectively jacked to the bosses of the plastic bases of two adjacent USB connectors, thereby further realizing the simultaneous positioning of the plastic bases of the four USB connectors in the metal sleeves of the four USB connectors, pushing the trapezoidal head of the extrusion finger to the groove of the plastic base after positioning, bending the metal sheet on the metal sleeve when the trapezoidal head of the extrusion finger is inserted into the groove of the plastic base, and enabling the bent metal sheet to be tightly held on the side wall of the groove, and the bottom of the bent metal sheet is abutted with the bottom side of the groove for limiting, after the metal sheets of the four USB connectors are bent, the piston rod of the first lifting cylinder retracts to enable the pressing block to move upwards, the jacking piece is far away from the USB connectors, the extrusion fingers also retreat for resetting, the jacking efficiency of the bosses of the plastic base is high, and the USB connectors on the jig are stably positioned after jacking.
In this embodiment, the stress application and extrusion mechanism 9 includes a second support 95, a second lifting cylinder 94 fixed on the second support 95, a second lifting plate 93, a linear slide rail 97 perpendicular to the feeding rail 2, and a connecting rod 92, wherein the pushing block 91 is fixed on a slide block of the linear slide rail 97, a piston rod of the second lifting cylinder 94 is fixedly connected with the second lifting plate 93, two ends of the connecting rod 92 are respectively hinged to the pushing block 91 and the second lifting plate 93 through a pin, and the second support 95 is fixed on the workbench 1.
When above-mentioned mechanism drops into the use, the piston rod withdrawal state of second lift cylinder, it is parallel with the last plane of second support to promote the connecting rod, thereby make the last pay-off track direction displacement of bulldozing piece, in order further to reach the extrusion finger and insert the sheetmetal of bending in plastic base's the recess, the piston rod stretching out state as second lift cylinder, it is the tilt state to stimulate the connection, and drive bulldozing piece retreats the displacement, make the trapezoidal head of extrusion finger break away from plastic base's recess, it passes through the cylinder drive, make the efficiency to the sheetmetal operation of bending promote.
In this embodiment, the probe detection mechanism 6 includes a third bracket 61, a third lifting cylinder 65 fixed on the third bracket 61, a third lifting plate 63, and a probe fixing block 64, the third lifting plate is fixed on a piston rod of the third lifting cylinder, a detection probe 66 is fixedly installed on the probe fixing block 64, the third bracket 61 is fixed on the workbench 1, a positioning block is fixed on a cylinder sidewall of the third lifting cylinder, and the positioning block is inserted into a chute of the third lifting plate.
When the mechanism is put into use, the piston rod of the third lifting cylinder is lifted to drive the third lifting plate to lift, so that the detection probe is driven to lift, the detection probe is detected after falling to contact with the contact piece of the bent USB connector of the metal piece, and the detection probe is lifted after the detection is finished.
In this embodiment, the automatic blanking mechanism 7 includes a supporting frame 76, a fourth lifting plate 72, a pneumatic clamping jaw 74, a rodless cylinder 71 transversely fixed on the supporting frame 76, and a fourth lifting cylinder 73 fixed on a displacement slider of the rodless cylinder 71, the end of a piston rod of the fourth lifting cylinder 73 is fixed with the fourth lifting plate 72, the pneumatic clamping jaw 74 is fixed on the fourth lifting plate 72, clamping plates are fixed on two clamping plates of the pneumatic clamping jaw, the supporting frame is fixed on the workbench, a positioning block 200 is fixed on a cylinder sidewall of the fourth lifting cylinder 73, and the positioning block 200 is inserted into a chute 100 of the fourth lifting plate 72.
When the mechanism is put into use, the displacement slide block of the rodless cylinder drives the fourth lifting cylinder to displace to the upper part of the conveying channel, then the piston rod of the fourth lifting cylinder extends out and descends to drive the pneumatic clamping jaw to descend, so that the USB connector of the metal sheet which is detected by the probe and is bent is positioned between the two clamping plates of the pneumatic clamping jaw, finally the two clamping plates are closed under the action of the pneumatic clamping jaw to grab the USB connector of the metal sheet which is detected by the probe and is bent, after grabbing is finished, the piston rod of the fourth lifting cylinder retracts and ascends, the displacement slide block of the rodless cylinder drives the fourth lifting cylinder to displace to the upper part of the material box, at the moment, the two clamping plates are loosened to release the USB connector, and the USB connector falls into the material box to finish automatic blanking.
In this embodiment, the USB connector bending device further includes a pushing mechanism 10 for pushing the bent metal USB connector out of the jig, the pushing mechanism 10 includes a fixing plate 101 fixed on the feeding rail, a fifth lifting cylinder 103 fixed on the fixing plate 101, a fifth lifting plate 102, a lifting block 104, and a pushing rod 105, the fifth lifting plate is fixed on a piston rod of the fifth lifting cylinder, the lifting block is fixed on the fifth lifting plate, the pushing rod is fixed on the lifting block, a through hole 212 is disposed at a position on the conveying channel 21 corresponding to the clamping plate, the jig 3 is provided with a workpiece positioning slot 34, a through hole 35 corresponding to the through hole 212 is disposed at a bottom of the workpiece positioning slot 34, and a top end of the pushing rod 105 penetrates through the through hole 212 and the through hole 35 after the lifting block 105 rises.
When the mechanism is put into use, the USB connector (subjected to probe detection and sheet metal bending) on the jig is pushed between the two clamping plates of the automatic blanking mechanism, the piston rod of the fifth lifting cylinder extends out to drive the push-out rod to ascend so as to push up the USB connector (subjected to probe detection and sheet metal bending) in the workpiece positioning groove, so that the two clamping plates can clamp the USB connector (subjected to probe detection and sheet metal bending), and after the clamping is finished, the piston rod of the fifth lifting cylinder retracts and descends to reset.
In this embodiment, the side wall of the conveying channel 21 is provided with the notch 24, the gear 83 is located at the notch 24, the side portion of the feeding track 2 is fixed with the driving motor 82 through the fixing plate, the position of the driving motor 82 corresponds to the notch 24, the gear 83 is fixedly sleeved on the rotating shaft of the driving motor 82, the proximity switch 84 is fixed on the fixing plate, the sensing rod 81 is fixed on the gear 83, further, the magnets 36 are arranged at the head and the tail ends of the jigs 3, so that the jigs 3 located in the feeding track 2 are connected end to end through the magnets 35, the driving motor is powered on to rotate the rotating shaft to drive the gear to rotate, the gear rotates to engage the rack on the jigs to drive the plurality of jigs connected end to displace in the feeding track, so that the bent USB connector of the metal piece is conveyed to the lower portion of the probe detection mechanism in a translation manner, and the non-bent USB connector of the metal piece is conveyed to the lower portion of the workpiece positioning mechanism in a translation manner, And horizontally conveying the USB connector detected by the probe to the lower part of the automatic blanking mechanism.
In this embodiment, a feeding bracket 22 is disposed at a feeding port of the conveying passage 21, and a feeding pallet 23 is fixed at an opening of the feeding bracket 22. The supporting plate can be used for placing the USB connector jig of the non-bent metal sheet in advance, so that the USB connector jig of the non-bent metal sheet can be pushed into the conveying channel, and convenience of automatic processing is improved.
In this embodiment, the inner wall of the conveying channel 21 is provided with a limiting convex strip 211, the side wall of the jig 3 is provided with a limiting protrusion 33, and the limiting protrusion 33 is inserted between the limiting convex strip 211 and the bottom surface of the conveying channel 21. The structure positions the jig so that the jig is stable and reliable in displacement and prevents the jig from being unstable in the displacement process.
When the full-automatic precision bending forming assembly line of the USB connector is put into use, a jig with the positioned USB connector (the metal sheet which is not bent) enters the feed inlet of the conveying channel through the supporting plate, so that a rack on the jig is meshed with a gear of the gear driving mechanism, then the gear drives the jig to move towards the workpiece positioning mechanism in a rotating way, so that the four USB connectors (the metal sheet which is not bent) are respectively positioned below four gaps, an induction rod on the gear is moved to be close to the proximity switch, the gear stops rotating, the proximity switch stops induction, a piston rod of the first lifting cylinder extends out to push a pressing block to move downwards, two pressing pieces positioned at the outermost side are pressed on plastic base bosses of the USB connector corresponding to the pressing pieces, and three pressing pieces in the middle part are respectively pressed on the plastic base bosses of two adjacent USB connectors, thereby further realizing that the plastic bases of the four USB connectors are simultaneously positioned in the metal sleeves of the four USB connectors, after the plastic bases are positioned, the piston rod of the second lifting cylinder of the stress extrusion mechanism retracts to push the connecting rod to be parallel to the upper plane of the second support, thereby causing the feeding track on the pushing and pressing block to displace, the trapezoid head of the extrusion finger to push towards the groove of the plastic base, when the trapezoid head of the extrusion finger is inserted into the groove of the plastic base, the metal sheet on the metal sleeve is bent, the bent metal sheet is tightly held on the side wall of the groove, the bottom of the bent metal sheet is abutted with the bottom side of the groove for limiting, after the metal sheets of the four USB connectors are bent, the piston rod of the first lifting cylinder retracts to cause the pressing block to move upwards, the jacking piece is far away from the USB connectors, and simultaneously, the piston rod of the second lifting cylinder extends out, the detection probe is pulled to be in an inclined state, the pushing block is driven to retreat and move, the trapezoidal head of the extrusion finger is separated from the groove of the plastic base, then the gear rotates again, the proximity switch starts again after the rotation, the jig is driven to move again, and after the jig moves for a certain distance, the sensing rod on the gear is rotated again to be close to the proximity switch, so that the gear stops rotating again, the proximity switch stops sensing again, the USB connector of the bent metal sheet is conveyed to the position below the probe detection mechanism in a translation mode, the USB connector of the non-bent metal sheet is conveyed to the position below the workpiece positioning mechanism in a translation mode, then the piston rod of the third lifting cylinder is lifted to drive the third lifting plate to lift, so that the detection probe is driven to lift, the detection probe is detected after being lifted to contact with the USB connector contact sheet of the bent metal sheet, and the detection probe is lifted after the detection is finished, simultaneously, the USB connector of the metal sheet which is not bent and pushed to the lower part of the workpiece positioning mechanism positions the workpiece and bends the metal sheet according to the operation, after the probe detection and the operation of bending the metal sheet again are finished, the gear rotates again, the proximity switch starts again after the rotation, the jig is driven to displace again, and after the jig displaces for a certain distance, the induction rod on the gear rotates again to be close to the proximity switch, so that the gear stops rotating again, the proximity switch stops inducing again, the USB connector of the bent metal sheet is conveyed to the lower part of the probe detection mechanism in a translation way, the USB connector of the metal sheet which is not bent is conveyed to the lower part of the workpiece positioning mechanism in a translation way, the USB connector which is detected by the probe is conveyed to the lower part of the automatic blanking mechanism in a translation way, and then the displacement slide block of the rodless cylinder drives the fourth lifting cylinder to displace to the upper part of the conveying channel, then a piston rod of a fourth lifting cylinder extends and descends to drive a pneumatic clamping jaw to descend, so that a USB connector of a probe detected and bent metal sheet is positioned between two clamping plates of the pneumatic clamping jaw, at the moment, the USB connector (subjected to probe detection and metal sheet bending) on the jig is pushed between the two clamping plates of the automatic blanking mechanism, a piston rod of a fifth lifting cylinder extends to drive a push-out rod to ascend so as to push up the USB connector (subjected to probe detection and metal sheet bending) in a workpiece positioning groove, then the two clamping plates are closed under the action of the pneumatic clamping jaw to grab the USB connector of the probe detected and bent metal sheet, after grabbing is finished, a piston rod of the fifth lifting cylinder retracts and descends to reset the push-out rod, a piston rod of a fourth lifting cylinder retracts and ascends, a displacement slide block of a rodless cylinder drives the fourth lifting cylinder to displace to the material box, and at the moment, the two clamping plates are loosened to release the USB connector, so that the USB connector falls into the material box to finish automatic blanking, meanwhile, the USB connector pushed to the non-bent metal sheet below the workpiece positioning mechanism positions the workpiece and bends the metal sheet according to the operation, the USB connector pushed to the non-bent metal sheet below the probe detection mechanism performs probe detection operation on the workpiece according to the operation, and the metal sheet bending processing is repeatedly and automatically performed according to the steps of the operation processing again.
The fixing in the assembly line equipment can be selected according to actual conditions to be fixed or fixed by bolts or interference fit.
The present invention is not limited to the above-mentioned preferred embodiments, and any other products in various forms can be obtained by anyone in the light of the present invention, but any changes in the shape or structure thereof, which have the same or similar technical solutions as the present application, fall within the protection scope of the present invention, and the above-mentioned fixing can be selected from bolt fixing or welding fixing according to the actual situation.
Claims (9)
1. The utility model provides a full-automatic assembly line of precision bending shaping of USB connector which characterized in that includes:
a work table;
the feeding rail is provided with a conveying channel, a jig for positioning the USB connector is placed in the conveying channel, and a rack is arranged on the jig;
the gear and the rack are meshed for transmission to drive the jig to translate in the conveying channel, so that the bent metal sheet USB connector is conveyed to the position below the probe detection mechanism in a translating manner, the non-bent metal sheet USB connector is conveyed to the position below the workpiece positioning mechanism in a translating manner, and the probe detected USB connector is conveyed to the position below the automatic blanking mechanism in a translating manner;
the workpiece positioning mechanism is provided with a pressing block which performs lifting displacement action, the pressing block is provided with a jacking piece corresponding to the position of the USB connector of the metal sheet which is not bent on the jig, and the jacking piece moves downwards to abut against the plastic base on the USB connector;
the stress application and extrusion mechanism is provided with a pushing block corresponding to the position of the jig below the jacking piece, the pushing block is provided with an extrusion finger corresponding to the position of the USB connector below the jacking piece, the extrusion finger pushes towards the direction of the workpiece positioning mechanism to extrude the metal sheet on the USB connector to be bent, and the bent metal sheet is positioned on the side wall of the groove of the plastic base;
the probe detection mechanism is provided with a detection probe, and the detection probe is contacted with the conductive contact piece on the USB connector of the bent metal piece so as to detect the conductivity of the conductive contact piece;
the automatic blanking mechanism clamps the bent USB connector of the metal sheet and conveys the bent USB connector into a blanking box;
the feeding track, the gear driving mechanism, the stress extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged on the workbench, and the gear driving mechanism, the stress extrusion mechanism, the workpiece positioning mechanism, the probe detection mechanism and the automatic blanking mechanism are all arranged beside the feeding track;
the workpiece positioning mechanism comprises a first support, a first lifting plate and a first lifting cylinder, wherein the first support is located beside the feeding track, the first lifting cylinder is fixed on the first support, a pressing block is fixed on the first lifting plate, a piston rod of the first lifting cylinder is fixedly connected with the first lifting plate, the first support is fixed on the workbench, a positioning block is fixed on the side wall of a cylinder body of the first lifting cylinder, and the positioning block is inserted into a sliding groove of the first lifting plate.
2. The full-automatic precision bending and forming assembly line for the USB connector according to claim 1, wherein the stress application and extrusion mechanism comprises a second support, a second lifting cylinder fixed on the second support, a second lifting plate, a linear slide rail perpendicular to the feeding rail and a connecting rod, the pushing block is fixed on a slide block of the linear slide rail, a piston rod of the second lifting cylinder is fixedly connected with the second lifting plate, two ends of the connecting rod are respectively hinged with the pushing block and the second lifting plate through pin shafts, and the second support is fixed on the workbench.
3. The full-automatic precision bending and forming assembly line of the USB connector according to claim 1, wherein the probe detection mechanism comprises a third bracket, a third lifting cylinder fixed on the third bracket, a third lifting plate and a probe fixing block, a piston rod of the third lifting cylinder fixes the third lifting plate, the probe fixing block is fixedly provided with a detection probe, the third bracket is fixed on the workbench, a positioning block is fixed on a side wall of a cylinder body of the third lifting cylinder, and the positioning block is inserted into a sliding groove of the third lifting plate.
4. The full-automatic precision bending and forming assembly line for the USB connector according to claim 1, wherein the automatic blanking mechanism comprises a support frame, a fourth lifting plate, a pneumatic clamping jaw, a rodless cylinder transversely fixed on the support frame, and a fourth lifting cylinder fixed on a displacement slide block of the rodless cylinder, the fourth lifting plate is fixed at an end of a piston rod of the fourth lifting cylinder, the pneumatic clamping jaw is fixed on the fourth lifting plate, clamping plates are fixed on two clamping plates of the pneumatic clamping jaw, the support frame is fixed on the workbench, a positioning block is fixed on a side wall of a cylinder body of the fourth lifting cylinder, and the positioning block is inserted into a sliding groove of the fourth lifting plate.
5. The full-automatic precision bending and forming assembly line of the USB connector according to claim 1, further comprising a pushing mechanism for pushing the bent metal USB connector out of the jig, wherein the pushing mechanism comprises a fixed plate fixed on the feeding rail, a fifth lifting cylinder fixed on the fixed plate, a fifth lifting plate, a lifting block and a pushing rod, the fifth lifting plate is fixed on a piston rod of the fifth lifting cylinder, the lifting block is fixed on the fifth lifting plate, the pushing rod is fixed on the lifting block, a through hole is formed in a position, corresponding to the clamping plate, of the conveying channel, a workpiece positioning groove is formed in the jig, a through hole correspondingly matched with the through hole is formed in the bottom of the workpiece positioning groove, and the top end of the pushing rod penetrates through the through hole and the through hole after the lifting block is lifted.
6. The full-automatic precision bending and forming assembly line for the USB connector according to claim 1, wherein a notch is formed in a side wall of the conveying channel, the gear is located at the notch, a driving motor is fixed to a side portion of the feeding rail through a fixing plate, the driving motor corresponds to the notch in position, the gear is fixedly sleeved on a rotating shaft of the driving motor, a proximity switch is fixed to the fixing plate, and an induction rod is fixed to the gear.
7. The full-automatic precision bending and forming assembly line for the USB connector according to claim 1, wherein a feeding bracket is arranged at a feeding port of the conveying channel, and a feeding supporting plate is fixed at an opening of the feeding bracket.
8. The full-automatic precision bending and forming assembly line for the USB connector according to claim 1, wherein magnets are arranged at the head end and the tail end of each jig, so that the plurality of jigs positioned in the feeding track are connected end to end through the magnets.
9. The full-automatic precision bending and forming assembly line for the USB connector according to any one of claims 1-8, wherein the inner wall of the conveying channel is provided with a limiting convex strip, the side wall of the jig is provided with a limiting protrusion, and the limiting protrusion is inserted between the limiting convex strip and the bottom surface of the conveying channel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010933066.1A CN112072442B (en) | 2020-09-08 | 2020-09-08 | Precision bending and forming full-automatic assembly line of USB connector |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010933066.1A CN112072442B (en) | 2020-09-08 | 2020-09-08 | Precision bending and forming full-automatic assembly line of USB connector |
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| Publication Number | Publication Date |
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| CN112072442A CN112072442A (en) | 2020-12-11 |
| CN112072442B true CN112072442B (en) | 2021-10-29 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113193454B (en) * | 2021-04-30 | 2022-12-20 | 苏州瀚川智能科技股份有限公司 | Terminal integrated forming device |
| CN113546859A (en) * | 2021-07-30 | 2021-10-26 | 惠州光弘科技股份有限公司 | Quality detection device for vehicle-mounted electronic product production and use method thereof |
| CN114465070B (en) * | 2021-12-28 | 2022-10-14 | 常州武进三晶自动化设备有限公司 | Improved automatic pin inserting device for terminal |
| CN114654525B (en) * | 2022-03-11 | 2024-02-09 | 昆山大途精密机械有限公司 | Automatic assembling equipment for universal serial bus interface |
| CN115603143B (en) * | 2022-10-17 | 2023-05-09 | 伊维氏传动系统（平湖）有限公司 | Production device and method for female plug of precision electronic connector junction box connector |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| FR2714534B1 (en) * | 1993-12-27 | 1996-02-02 | Pontarlier Connectors | Contact strip and card connector including it. |
| JP2001307855A (en) * | 2000-04-18 | 2001-11-02 | Yazaki Corp | Terminal mounting method and terminal mounting device |
| CN109428253A (en) * | 2017-09-04 | 2019-03-05 | 重庆嘉技科技有限公司 | USB female assembly machine |
| CN107717416B (en) * | 2017-11-20 | 2019-09-03 | 东莞理工学院 | A kind of automatic assembling machine of USB interface |
| CN107959214A (en) * | 2017-11-21 | 2018-04-24 | 东莞理工学院 | A kind of automatic assembling machine of double eight needle connector |
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