CN112072440B - Metal pin breaking device for assembling wiring terminal - Google Patents
Metal pin breaking device for assembling wiring terminal Download PDFInfo
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- CN112072440B CN112072440B CN202010831222.3A CN202010831222A CN112072440B CN 112072440 B CN112072440 B CN 112072440B CN 202010831222 A CN202010831222 A CN 202010831222A CN 112072440 B CN112072440 B CN 112072440B
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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
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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
Abstract
The invention relates to the field of wiring terminal assembly, in particular to a metal pin breaking device for wiring terminal assembly, which comprises a breaking mechanism; main tributary fagging rear portion fixed mounting accessory backup pad, accessory backup pad upper portion installation rupture drives actuating cylinder, the rupture drives actuating cylinder's lower part output transverse connection cylinder connecting block, the lower part at vertical push rod is connected to the cylinder connecting block, vertical push rod upper portion fixed connection rack, the break guide bar is connected at the top of rack, rack and gear engagement, the gear is installed in the pivot, the pivot is installed at main tributary fagging top, install a plurality of rupture components in the pivot. This patent is pressed from top to bottom and is broken metal pin from the metal material area, avoids metal pin fracture.
Description
Technical Field
The invention relates to the field of wiring terminal assembly, in particular to a metal pin breaking device for wiring terminal assembly.
Background
The wiring terminal is mainly assembled by an insulating shell and a metal pin. When the insulating shells are loaded, the insulating shells are arranged in parallel to form a shell loading unit; the metal pins are fed through the pin row, the pin row is composed of a straight strip-shaped metal material belt and a plurality of metal pins arranged in parallel, the inner ends of the plurality of metal pins arranged in parallel are connected with the straight strip-shaped metal material belt into a whole, and the metal pins are provided with bending parts in a vertical plane; during metal pin material loading, cut off the metal material area earlier, the part that cuts off forms pin material loading unit, and pin material loading unit includes a plurality of metal pins and the metal material area that cuts off, then separates these a plurality of metal pins from the metal material area that cuts off, and during the equipment, a plurality of metal pins and insulating casing assemble into a plurality of binding post simultaneously.
The automatic assembling machine for the existing wiring terminal, for example, disclosed in the chinese utility model patent with publication number CN201556826U, is mainly composed of a frame, a shell feeding tray, a square feeding tray, a pin feeding tray, a shell feeding device, a square and pin feeding device, a square assembling device and a pin assembling device. Adopt the utility model discloses the automatic kludge of binding post, it utilizes mechanical automatic equipment, improves work efficiency, reduce cost. The utility model discloses still have simple structure, operation safety.
However, the conventional terminal assembling apparatus has the following problems:
1. fracture appears easily when metal pin takes the separation from the metal material, and when traditional metal pin took the separation from the metal material, the adoption broke the formula, it is fixed to be about to the metal material area, then the external force effect through perpendicular to metal material area was at metal pin's afterbody, broke metal pin's head from the metal material area, and the problem in metal material area is smugglied secretly on the metal pin fracture or the metal pin often can take place like this.
2. The pin row is difficult to position and the pin row is difficult to cut off, and because the metal pins on the pin row are bent on a vertical plane, the traditional pin row positioning mechanism cannot position the pin row, and the pin row cutting mechanism also has the function of cutting off the pin row.
Disclosure of Invention
The invention aims to solve the problems that a pin row is difficult to position, the pin row is difficult to cut off and a metal pin is easy to break when being separated from a metal material belt in the conventional wiring terminal assembling equipment.
For the purpose of the invention, the following technical scheme is adopted for implementation: a metal pin breaking device for assembling a wiring terminal comprises a feeding mechanism, a cutting support mechanism, a cutting limiting mechanism, a cutting mechanism and a breaking mechanism; the discharging end of the feeding mechanism is connected with the cutting support mechanism, the lower part of the cutting support mechanism is connected with the cutting limiting mechanism, the upper part of the cutting support mechanism is provided with the cutting mechanism, the cutting mechanism is installed at the discharging end of the feeding mechanism, and the cutting mechanism is connected with the cutting support mechanism; the cutting support mechanism is used for supporting the pin row to be cut off in the cutting action process; the cutting limiting mechanism is used for adjusting the position of the pin row on the cutting supporting mechanism in the cutting action process so as to completely position the pin row in the cutting supporting mechanism; the cutting mechanism is used for cutting off the positioned pin row to form a pin feeding unit; the breaking mechanism is used for separating the metal pins from the broken pin row in a pressing mode; the breaking mechanism comprises a breaking frame, a breaking positioning cylinder, a breaking positioning table, a transfer plate, a main support plate, an auxiliary support plate, a breaking driving cylinder, a cylinder connecting block, a vertical push rod, a rack, a breaking guide rod, a gear, a rotating shaft, a breaking element, a breaking clamping cylinder, a clamping support, a clamping slide rail and an adjusting cylinder; a breaking positioning cylinder is vertically arranged on the breaking frame, the output end of the breaking positioning cylinder is connected with a breaking positioning table, and a plurality of positioning heads are arranged on the breaking positioning table; the break frame rear portion is equipped with the keysets, fixed main tributary fagging on the keysets, be equipped with vertical spout on the main tributary fagging, main tributary fagging rear portion fixed mounting accessory backup pad, accessory backup pad upper portion installation rupture drives actuating cylinder, the lower part output transverse connection cylinder connecting block that the actuating cylinder was driven in the rupture, the lower part at vertical push rod is connected to the cylinder connecting block, vertical push rod slidable mounting is in the spout of main tributary fagging, vertical push rod upper portion fixed connection rack, the rupture guide bar is connected at the top of rack, rack and gear engagement, the gear mounting is in the pivot, the main tributary fagging top is installed in the pivot, install a plurality of rupture components in the pivot, the tip of rupture component is used for pressing down metal pin.
Preferably, the secondary support plate is L-shaped; the breaking elements and the positioning heads are staggered.
Preferably, one side of the breaking element is provided with a breaking clamping cylinder, the breaking clamping cylinder is used for clamping the metal material belt during breaking, the breaking clamping cylinder is installed on a clamping support, the clamping support is installed on a clamping slide rail in a sliding mode, the clamping slide rail is arranged on the bottom plate, and one end of the clamping support is connected to the output end of the adjusting cylinder.
Preferably, the feeding mechanism comprises a feeding base, a feeding track, a feeding driving wheel and a feeding motor; a feeding rail is arranged on the feeding base, a feeding groove is arranged on the feeding rail, and the feeding groove is a step surface; the feeding driving wheel is positioned above the feeding groove, raised lines are uniformly arranged on the circumference of the feeding driving wheel, and the raised lines extend into feeding holes in the metal material belt so as to push the pin rows to move; the material loading drive wheel is installed at the output end of the material loading motor, the material loading motor is fixedly installed on the material loading base, and the material loading motor is located on one side of the material loading track.
Preferably, the feeding mechanism further comprises a feeding cover plate, a feeding driven wheel and a feeding driven wheel bracket; the material loading apron has and has at least two, and the material loading apron lid is equipped with the bar groove on the material loading apron, and the position of bar trench position and pin row upper metal material area corresponds, and material loading drive wheel and material loading are worn to establish on the bar groove from the driving wheel, and the material loading is the same from driving wheel structure and material loading drive wheel, and the material loading is installed on the material loading from driving wheel support, and the material loading is from driving wheel support fixed mounting on the material loading base.
Preferably, the cutting support mechanism comprises a bottom plate, and a cutting base, a metal pin fixing support plate, a metal pin movable support plate, a sliding plate and a metal material belt support plate which are arranged on the bottom plate; a vertical first lifting groove is formed in the cutting base, a guide hole penetrating through the cutting base from front to back is formed in the middle of the cutting base, and a first lifting rail is arranged at the rear of the cutting base; a metal pin fixing support plate is fixedly arranged at the top of the cutting base, a second lifting groove corresponding to the first lifting groove is formed in the metal pin fixing support plate, and a first support surface and a second support surface are formed in the metal pin fixing support plate; the height of the first supporting surface is greater than that of the second supporting surface, and a first positioning element for positioning the head of the metal pin is arranged on the first supporting surface; a second positioning element for positioning the tail part of the metal pin is arranged on the second supporting surface, and the second lifting groove is positioned on the second supporting surface; the metal pin movable supporting plate is movably arranged in the first lifting groove and the second lifting groove and is used for supporting the middle part of the metal pin; the lower part of the metal pin movable supporting plate is connected with the sliding plate through a connecting rod; the sliding plate is movably arranged in the first lifting track, and the front part of the sliding plate is connected with the cutting limiting mechanism; the slide rear portion is equipped with second riser guide, and movable mounting metal material area backup pad in the second riser guide is equipped with metal material and takes the spacing groove in the backup pad, and metal material takes the backup pad to link to each other with feed mechanism.
Preferably, the number of the first lifting grooves and the number of the second lifting grooves are three; the positioning ends of the first positioning element and the second positioning element are both conical, and one side of the metal pin movable supporting plate close to the feeding mechanism is an inclined plane.
Preferably, the cutting support mechanism further comprises a material moving slide rail and a material moving air cylinder; the bottom of the cutting base is slidably arranged on the two material moving sliding rails; the rear part of the cutting base is connected with the output end of the material moving cylinder; the action direction of the material moving cylinder is vertical to the feeding direction of the pin row.
Preferably, the cutting-off limiting mechanism comprises a limiting sliding plate, a limiting column, a limiting roller, a limiting guide block, a limiting sliding rail and a limiting cylinder; the limiting sliding plate is transversely arranged at the front part of the cutting base, the middle part of the limiting sliding plate is connected with a limiting post through a bearing, and the limiting post penetrates through a guide hole and is connected to the sliding plate; the right end of the limiting sliding plate is transversely provided with a limiting roller, the limiting roller is pressed on a limiting guide block, the limiting guide block is provided with a guide curve, the limiting guide block is slidably arranged on a limiting sliding rail, and the limiting sliding rail is fixedly arranged on the left side surface of the feeding mechanism; the front part of the limiting guide block is connected to a limiting cylinder, and the limiting cylinder is installed on the left side surface of the feeding mechanism.
Preferably, the cutting mechanism comprises a pressing plate, a pressing cylinder, a cutting cylinder mounting plate, a cutting cylinder, a cutting guide column, a cutting guide plate, a cutter and a cutting pressing block; the pressing plate is positioned above the metal pin fixing support plate, and the lower end face of the pressing plate is provided with a first positioning hole corresponding to the first positioning element and a second positioning hole corresponding to the second positioning element; the clamp plate reciprocates through compressing tightly the cylinder, compresses tightly the vertical installation of cylinder and cuts off cylinder mounting panel lower part, cuts off the vertical installation in cylinder mounting panel upper portion and cuts off the cylinder, cuts off two guide posts of installation on the cylinder mounting panel, and two slide mounting cut off the deflector between cutting off the guide post, cut off the output of guide plate upper portion connection at cutting off the cylinder, the bottom installation cutter that cuts off the deflector and cut off the briquetting.
In conclusion, the technical effects of the invention are as follows:
1. after the metal material belt is fixed, the metal pin is broken off from the metal material belt by adopting a mode of pressing from top to bottom, and the condition of metal pin breakage is avoided.
2. The first supporting surface and the second supporting surface are arranged at different heights so as to ensure that the metal pin can be smoothly supported by bending, the first supporting surface is provided with a first positioning element for positioning the head of the metal pin, and the second supporting surface is provided with a second positioning element for positioning the tail of the metal pin, so that the reliability of positioning the metal pin is ensured; more importantly, the movable supporting plate is arranged on the second supporting surface, and the height of the pin row can be adjusted by changing the height of the movable supporting plate, so that the pin row can be conveniently moved during feeding, and meanwhile, the positioning of the pin row during cutting off can be guaranteed. The position of the limiting guide block can be accurately adjusted by the limiting cylinder, the tail of the metal pin just falls into the second positioning element while the tail of the metal pin can be supported by the movable supporting plate, and the head of the metal pin falls into the first positioning element to complete the positioning of the metal pin. The pressing plate presses the pin row on the cutting base when the pin row is cut off, so that the cut pin row is prevented from falling off.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural diagram of a pin row according to the present invention.
Fig. 3 is an exploded view of the loading mechanism.
Fig. 4 is an exploded view of the cutting support device, the cutting limit mechanism and the cutting mechanism.
Fig. 5 is a partial enlarged view of a portion a in fig. 4.
Fig. 6 is a lower view of the platen.
Fig. 7 is an exploded view of the breaking mechanism.
Detailed Description
As shown in fig. 1, the metal pin breaking device for assembling the connection terminal comprises a feeding mechanism 11, a cutting support mechanism 12, a cutting limit mechanism 13, a cutting mechanism 14 and a breaking mechanism 15. The discharging end of the feeding mechanism 11 is connected with a cutting support mechanism 12, the lower part of the cutting support mechanism 12 is connected with a cutting limit mechanism 13, the upper part of the cutting support mechanism 12 is provided with a cutting mechanism 14, the cutting mechanism 14 is installed at the discharging end of the feeding mechanism 11, and a breaking mechanism 15 is connected with the cutting support mechanism 12; the cutting support mechanism 12 is used for supporting the pin row to be cut during the cutting action; the cutting limiting mechanism 13 is used for adjusting the position of the pin row on the cutting supporting mechanism 12 in the cutting action process, so that the pin row is completely positioned in the cutting supporting mechanism 12; the cutting mechanism 14 is used for cutting off the positioned pin row to form a pin feeding unit; the breaking mechanism 15 is used for separating the metal pins from the pin feeding unit in a pressing manner. Breaking mechanism 15 is the metal pin breaking mechanism for binding post equipment of this patent.
As shown in fig. 2, the terminal of the present invention is mainly assembled by an insulating housing and a metal pin 71. When the insulating shells are loaded, the eight insulating shells are arranged in parallel to form a shell loading unit; the metal pins 71 are fed through the pin row 7, the pin row 7 is composed of a straight metal material belt 72 and a plurality of metal pins 71 which are arranged in parallel, the inner ends of the plurality of metal pins 71 which are arranged in parallel are connected with the straight metal material belt 72 into a whole, and the metal pins 71 are provided with bending parts in a vertical plane; when the metal pins 71 are loaded, the metal material belt 72 is cut off, the cut-off part forms a pin loading unit 73, the pin loading unit 73 comprises eight metal pins 71 and the cut-off metal material belt 72, then the eight metal pins 71 are separated from the cut-off metal material belt 72, and during assembly, the eight metal pins 71 and the eight insulating shells are assembled simultaneously to form eight wiring terminals.
As shown in fig. 3, the feeding mechanism 11 includes a feeding base 111, a feeding rail 112, a feeding driving wheel 113 and a feeding motor 114; a feeding rail 112 is mounted on the feeding base 111, a feeding trough 1121 is arranged on the feeding rail 112, and the feeding trough 1121 is a step surface; the feeding driving wheel 113 is positioned above the feeding trough 1121, raised lines 1131 are uniformly arranged on the circumference of the feeding driving wheel 113, and the raised lines 1131 extend into feeding holes in the metal material belt, so that the pin rows are pushed to move; the feeding driving wheel 113 is installed at the output end of the feeding motor 114, the feeding motor 114 is fixedly installed on the feeding base 111, and the feeding motor 114 is located at one side of the feeding rail 112. Preferably, the feeding mechanism 11 further includes a feeding cover plate 115, a feeding driven wheel 116 and a feeding driven wheel bracket 117; there are at least two material loading apron 115, material loading apron 115 covers on material loading track 112, be equipped with strip groove 1151 on the material loading apron 115, strip groove 1151 position corresponds with the position of metal material area on the pin row, material loading drive wheel 113 and material loading are worn to establish on strip groove 1151 from driving wheel 116, material loading is same from driving wheel 113, material loading is installed on material loading is followed driving wheel support 117 from driving wheel support 117, material loading is followed driving wheel support 117 fixed mounting on material loading base 111.
When the feeding mechanism 11 is actuated, the pins are placed on the feeding trough 1121, and the feeding cover plate 115 presses the pins into the feeding trough 1121. The feeding motor 114 drives the feeding driving wheel 113 to rotate, and the lowest raised strip 1131 in the feeding driving wheel 113 just pushes on the feeding hole on the metal material strip, so that the pin row moves to the cutting support mechanism 12, and meanwhile, the feeding driven wheel 116 rotates to further push the pin row to move to the cutting support mechanism 12.
The feeding mechanism 11 has an advantage that the feeding trough 1121 is a step surface, and the step surface is convenient for supporting a bent portion on the metal pin. The feeding cover plate 115 presses the pin row into the feeding slot 1121 to prevent the pin row from falling out of the feeding slot 1121 when moving. During feeding, each raised strip 1131 just extends into a feeding hole in the metal material belt, so that stable feeding of the pin rows is ensured.
As shown in fig. 4, 5 and 6, the cutting support mechanism 12 includes a bottom plate, and a cutting base 121, a metal pin fixing support plate 122, a metal pin movable support plate 123, a sliding plate 124 and a metal tape support plate 125 which are mounted on the bottom plate; a vertical first lifting groove is formed in the cutting base 121, a guide hole 1212 penetrating through the cutting base 121 from front to back is formed in the middle of the cutting base 121, and a first lifting rail 1213 is formed at the rear of the cutting base 121; a metal pin fixing support plate 122 is fixedly installed at the top of the cutting base 121, a second lifting groove 1221 corresponding to the first lifting groove is formed in the metal pin fixing support plate 122, and a first support surface 1222 and a second support surface 1223 are formed in the metal pin fixing support plate 122; the height of the first supporting surface 1222 is greater than that of the second supporting surface 1223, and the first supporting surface 1222 is provided with a first positioning element 1224 for positioning the head of the metal pin; a second positioning element 1225 for positioning the tail part of the metal pin is arranged on the second supporting surface 1223, and the second lifting groove 1221 is positioned on the second supporting surface 1223; the metal pin movable supporting plate 123 is movably installed in the first lifting groove and the second lifting groove 1221, and the metal pin movable supporting plate 123 is used for supporting the middle part of the metal pin; the lower part of the metal pin movable supporting plate 123 is connected with the sliding plate 124 through a connecting rod; the sliding plate 124 is movably installed in the first lifting rail 1213, and the front part of the sliding plate 124 is connected to the cutting limit mechanism 13; the rear portion of the sliding plate 124 is provided with a second lifting guide rail 1241, a metal material belt supporting plate 125 is movably installed in the second lifting guide rail 1241, a metal material belt limiting groove is arranged on the metal material belt supporting plate 125, and the metal material belt supporting plate 125 is connected with the feeding mechanism 11. Preferably, there are three first lifting grooves and three second lifting grooves 1221; the positioning ends of the first positioning element 1224 and the second positioning element 1225 are both conical, and one side of the metal pin movable supporting plate 123 close to the feeding mechanism 11 is an inclined surface; the cutting support mechanism 12 further comprises a material moving slide rail 126 and a material moving air cylinder 127; the bottom of the cutting base 121 is slidably mounted on two material moving slide rails 126; the rear part of the cutting base 121 is connected with the output end of the material moving cylinder 127; the action direction of the material moving cylinder 127 is vertical to the feeding direction of the pin rows.
When the cutting and supporting mechanism 12 acts, the metal material belt on the pin row is supported by the metal material belt limiting groove on the metal material belt supporting plate 125, and the metal pins are supported by the metal pin movable supporting plate 123; the height of the movable supporting plate 123 is adjusted by the cut-off limiting mechanism 13, so that the tail of the metal pin is supported by the movable supporting plate 123 and falls onto the second positioning element 1225, and meanwhile, the height of the sliding plate 124 and the height of the metal material belt supporting plate 125 are adjusted by the cut-off limiting mechanism 13, so that the head of the metal pin is supported by the first supporting surface 1222 and the head of the metal pin falls onto the first positioning element 1224, thereby ensuring that the pin row is completely positioned, and facilitating the cut-off of the subsequent pin row and the breaking of the metal pin.
The cutting support mechanism 12 solves the problem that the pin row is difficult to position, and the traditional pin row positioning mechanism cannot position the metal pins on the pin row due to the fact that the metal pins on the pin row are bent on a vertical plane. The cutting support mechanism 12 has the advantages that the first support surface 1222 and the second support surface 1223 with different heights are arranged to ensure the bending of the metal pins to be supported smoothly, the first support surface 1222 is provided with a first positioning element 1224 for positioning the head of the metal pins, and the second support surface 1223 is provided with a second positioning element 1225 for positioning the tail of the metal pins to ensure the reliability of the positioning of the metal pins; what is more critical is that the movable supporting plate 123 is arranged on the second supporting surface 1223, and the height of the pin row can be adjusted by changing the height of the movable supporting plate 123, so that the pin row can be conveniently moved during feeding, and meanwhile, the positioning during cutting off of the pin row can be ensured.
The cutting-off limiting mechanism 13 comprises a limiting sliding plate 131, a limiting column 132, a limiting roller 133, a limiting guide block 134, a limiting sliding rail 135 and a limiting air cylinder 136. The limiting sliding plate 131 is transversely installed at the front part of the cutting base 121, the middle part of the limiting sliding plate 131 is connected with the limiting column 132 through a bearing, and the limiting column 132 passes through the guide hole 1212 and is connected with the sliding plate 124. The right end of the limiting sliding plate 131 is transversely provided with a limiting roller 133, the limiting roller 133 is pressed on a limiting guide block 134, the limiting guide block 134 is provided with a guide curve, the limiting guide block 134 is slidably mounted on a limiting sliding rail 135, and the limiting sliding rail 135 is fixedly mounted on the left side surface of the feeding mechanism 11. The front part of the limit guide block 134 is connected to a limit cylinder 136, and the limit cylinder 136 is installed on the left side surface of the feeding mechanism 11.
When the cutting-off limiting mechanism 13 acts, the limiting cylinder 136 pushes the limiting guide block 134 to move, under the action of the guide curve, the limiting sliding plate 131 slides left and right, and simultaneously drives the limiting column 132 to move up and down in the guide hole 1212, so that the sliding plate 124 moves up and down, and the sliding plate 124 adjusts the height of the movable supporting plate 123, so that the pin row is limited.
The cutting-off limiting mechanism 13 has the advantage that the limiting cylinder 136 can accurately adjust the position of the limiting guide block 134, so that the tail of the metal pin can just fall into the second positioning element 1225 and the head of the metal pin falls into the first positioning element 1224 while the height of the movable supporting plate 123 can support the tail of the metal pin, thereby completing the positioning of the metal pin.
The cutting mechanism 14 includes a pressing plate 141, a pressing cylinder 142, a cutting cylinder mounting plate 143, a cutting cylinder 144, a cutting guide column 145, a cutting guide plate 146, a cutter 147, and a cutting block 148. The pressing plate 141 is located above the metal pin fixing support plate 122, and a first positioning hole 1411 corresponding to the first positioning element 1224 and a second positioning hole 1412 corresponding to the second positioning element 1225 are formed in a lower end surface of the pressing plate 141. The pressing plate 141 moves up and down through the pressing cylinder 142, the pressing cylinder 142 is vertically installed at the lower part of the cutting cylinder installation plate 143, the cutting cylinder 144 is vertically installed at the upper part of the cutting cylinder installation plate 143, two cutting guide posts 145 are installed on the cutting cylinder installation plate 143, a cutting guide plate 146 is installed between the two cutting guide posts 145 in a sliding mode, the upper part of the cutting guide plate 146 is connected to the output end of the cutting cylinder 144, and a cutter 147 and a cutting pressing block 148 are installed at the bottom of the cutting guide plate 146.
When the cutting mechanism 14 is actuated, the pressing cylinder 142 drives the pressing plate 141 to move downward, the first positioning hole 1411 and the second positioning hole 1412 on the pressing plate 141 are respectively matched with the first positioning element 1224 and the second positioning element 1225, the pressing plate 141 presses the pin row on the cutting base 121, then the cutting cylinder 144 pushes the cutting guide plate 146 to move downward, so that the cutting pressing block 148 presses the left end of the pin row, and the cutter 147 continuously moves downward to cut the pin row.
The cutting support mechanism 12, the cutting limit mechanism 13 and the cutting mechanism 14 are mutually matched, so that the problems that the pin row is difficult to position and the pin row is difficult to cut are solved, and the traditional pin row positioning mechanism cannot position the pin row and does not have the function of cutting the pin row due to the fact that metal pins on the pin row are bent on a vertical plane. The mechanism has the advantages that the first supporting surface 1222 and the second supporting surface 1223 with different heights are arranged to ensure that the metal pin can be smoothly supported in a bending mode, the first supporting surface 1222 is provided with a first positioning element 1224 for positioning the head of the metal pin, the second supporting surface 1223 is provided with a second positioning element 1225 for positioning the tail of the metal pin, and the reliability of the positioning of the metal pin is ensured; what is more critical is that the movable supporting plate 123 is arranged on the second supporting surface 1223, and the height of the pin row can be adjusted by changing the height of the movable supporting plate 123, so that the pin row can be conveniently moved during feeding, and meanwhile, the positioning of the pin row during cutting off can be ensured. The position of the limiting guide block 134 can be accurately adjusted by the limiting cylinder 136, so that the tail of the metal pin can be just dropped into the second positioning element 1225 while the tail of the metal pin can be supported by the movable support plate 123, and the head of the metal pin is dropped into the first positioning element 1224, thereby completing the positioning of the metal pin. The pressing plate 141 presses the lead row against the cutting base 121 when the lead row is cut, and prevents the cut lead row from falling off.
As shown in fig. 7, the breaking mechanism 15 includes a breaking frame 151, a breaking positioning cylinder 152, a breaking positioning table 153, an adapter plate 154, a main support plate 155, a sub support plate 1551, a breaking driving cylinder 1552, a cylinder connecting block 1553, a vertical push rod 1554, a rack 1555, a breaking guide bar 1556, a gear 1557, a rotating shaft 1558, a breaking element 1559, a breaking clamping cylinder 156, a clamping bracket 157, a clamping slide 158, and an adjusting cylinder 159. The break-off positioning cylinder 152 is vertically installed on the break-off frame 151, the output end of the break-off positioning cylinder 152 is connected with the break-off positioning table 153, and the break-off positioning table 153 is provided with a plurality of positioning heads 1531. The rear part of the breaking frame 151 is provided with an adapter plate 154, a main support plate 155 is fixed on the adapter plate 154, a vertical sliding groove is formed in the main support plate 155, a sub support plate 1551 is fixedly installed at the rear part of the main support plate 155, the sub support plate 1551 is L-shaped, a breaking driving cylinder 1552 is installed at the upper part of the sub support plate 1551, the lower output end of the breaking driving cylinder 1552 is transversely connected with a cylinder connecting block 1553, the cylinder connecting block 1553 is connected to the lower part of a vertical push rod 1554, the vertical push rod 1554 is slidably installed in the sliding groove of the main support plate 155, a rack 1555 is fixedly connected to the upper part of the vertical push rod 1554, the top part of the rack 1555 is connected with a breaking guide rod 1556, the rack 1555 is meshed with a gear 1557, the gear 1557 is installed on a rotating shaft 1558, the rotating shaft 1558 is installed at the top part of the main support plate 155, a plurality of breaking elements 1559 are installed on the rotating shaft 1558, the end parts of the breaking elements are used for pressing metal pins, and the breaking elements 1559 are arranged in a staggered mode with positioning heads 1531. One side of the break-off element 1559 is provided with a break-off clamp cylinder 156, the break-off clamp cylinder 156 is used for clamping the metal material strip during breaking, the break-off clamp cylinder 156 is mounted on a clamp bracket 157, the clamp bracket 157 is slidably mounted on a clamp slide rail 158, the clamp slide rail 158 is arranged on the bottom plate, and one end of the clamp bracket 157 is connected to the output end of the adjusting cylinder 159.
When the breaking mechanism 15 acts, the material moving cylinder 127 moves the breaking base 121 and the upper pin feeding unit thereof to the front part of the breaking mechanism 15, the breaking positioning cylinder 152 adjusts the height of the breaking positioning table 153 to position the metal material strip supporting plate 125 through the positioning head 1531, and then the adjusting cylinder 159 adjusts the position of the breaking clamping cylinder 156 to enable the breaking clamping cylinder 156 to just clamp the metal material strip; after the metal material strip is clamped, the breaking driving cylinder 1552 pulls the cylinder connecting block 1553 to move upwards, the cylinder connecting block 1553 drives the vertical push rod 1554 to slide upwards, the rack 1555 moves upwards under the action of the vertical push rod 1554, the gear 1557 rotates, the gear 1557 drives the rotating shaft 1558 to rotate, the rotating shaft 1558 drives the breaking element 1559 to rotate downwards, the end part of the breaking element 1559 is pressed on the metal pin, and the metal pin is broken from the metal material strip.
Breaking mechanism 15 has solved metal pin and has taken the easy cracked problem that appears when separating from the metal material, and when traditional metal pin took the separation from the metal material, the adoption broke the formula, was about to the metal material area is fixed, then the external force through perpendicular to metal material area acts on metal pin's afterbody, broke metal pin's head from the metal material area, and the problem in metal material area is smugglied secretly on the metal pin fracture or the metal pin often can take place like this. The breaking mechanism 15 has the advantages that after the metal material belt is fixed, the metal pins are broken from the metal material belt by adopting a mode of pressing from top to bottom, and the condition of metal pin breakage is avoided.
Claims (6)
1. A metal pin breaking mechanism for assembling a wiring terminal is characterized by comprising a breaking frame (151), a breaking positioning cylinder (152), a breaking positioning table (153), an adapter plate (154), a main support plate (155), an auxiliary support plate (1551), a breaking driving cylinder (1552), a cylinder connecting block (1553), a vertical push rod (1554), a rack (1555), a breaking guide rod (1556), a gear (1557), a rotating shaft (1558), a breaking element (1559), a breaking clamping cylinder (156), a clamping support (157), a clamping slide rail (158) and an adjusting cylinder (159); a breaking positioning cylinder (152) is vertically arranged on the breaking frame (151), the output end of the breaking positioning cylinder (152) is connected with a breaking positioning table (153), and a plurality of positioning heads (1531) are arranged on the breaking positioning table (153); an adapter plate (154) is arranged at the rear part of the breaking frame (151), a main support plate (155) is fixed on the adapter plate (154), a vertical sliding groove is formed in the main support plate (155), a sub-support plate (1551) is fixedly arranged at the rear part of the main support plate (155), a breaking driving cylinder (1552) is arranged at the upper part of the sub-support plate (1551), the lower output end of the breaking driving cylinder (1552) is transversely connected with a cylinder connecting block (1553), the cylinder connecting block (1553) is connected to the lower part of a vertical push rod (1554), the vertical push rod (1554) is slidably arranged in the sliding groove of the main support plate (155), a rack (1555) is fixedly connected to the upper part of the vertical push rod (1554), a breaking guide rod (1556) is connected to the top part of the rack (1555), the rack (1555) is meshed with a gear (1557), the gear (1557) is arranged on a rotating shaft (1558), the rotating shaft (8) is arranged at the top part of the main support plate (155), a plurality of breaking elements (1559) are arranged on the rotating shaft (1558), the end of the break-off element (1559) is used for pressing the metal pin;
one side of the breaking-off element (1559) is provided with a breaking-off clamping cylinder (156), the breaking-off clamping cylinder (156) is used for clamping the metal material belt during breaking off, the breaking-off clamping cylinder (156) is installed on a clamping support (157), the clamping support (157) is installed on a clamping sliding rail (158) in a sliding mode, the clamping sliding rail (158) is arranged on the bottom plate, and one end of the clamping support (157) is connected to the output end of the adjusting cylinder (159).
2. The metal pin breaking mechanism for terminal assembly according to claim 1, wherein the sub-support plate (1551) is L-shaped; the breaking elements (1559) and the positioning head (1531) are staggered.
3. A metal pin breaking device for assembling a wiring terminal is characterized by comprising a feeding mechanism (11), a cutting support mechanism (12), a cutting limiting mechanism (13), a cutting mechanism (14) and a breaking mechanism (15); the discharging end of the feeding mechanism (11) is connected with a cutting supporting mechanism (12), the lower part of the cutting supporting mechanism (12) is connected with a cutting limiting mechanism (13), the upper part of the cutting supporting mechanism (12) is provided with a cutting mechanism (14), the cutting mechanism (14) is installed at the discharging end of the feeding mechanism (11), and a breaking mechanism (15) is connected with the cutting supporting mechanism (12); the cutting support mechanism (12) is used for supporting the pin row to be cut off in the cutting action process; the cutting limiting mechanism (13) is used for adjusting the position of the pin row on the cutting supporting mechanism (12) in the cutting action process so as to completely position the pin row in the cutting supporting mechanism (12); the cutting mechanism (14) is used for cutting the positioned pin row to form a pin feeding unit; the breaking mechanism (15) is used for separating the metal pins from the broken pin row in a pressing mode; the breaking mechanism (15) is a metal pin breaking mechanism for terminal assembly according to claim 1.
4. The metal pin breaking device for the wiring terminal assembly according to claim 3, wherein the feeding mechanism (11) comprises a feeding base (111), a feeding rail (112), a feeding driving wheel (113) and a feeding motor (114); a feeding rail (112) is arranged on the feeding base (111), a feeding trough (1121) is arranged on the feeding rail (112), and the feeding trough (1121) is a step surface; the feeding driving wheel (113) is positioned above the feeding groove (1121), convex strips (1131) are uniformly arranged on the circumference of the feeding driving wheel (113), and the convex strips (1131) extend into feeding holes in the metal material belt, so that the pin rows are pushed to move; the feeding driving wheel (113) is arranged at the output end of the feeding motor (114), the feeding motor (114) is fixedly arranged on the feeding base (111), and the feeding motor (114) is positioned at one side of the feeding track (112).
5. The metal pin breaking device for the wiring terminal assembly as claimed in claim 4, wherein the feeding mechanism (11) further comprises a feeding cover plate (115), a feeding driven wheel (116) and a feeding driven wheel bracket (117); at least two feeding cover plates (115) are arranged, the feeding cover plates (115) cover the feeding rail (112), strip-shaped grooves (1151) are formed in the feeding cover plates (115), the positions of the strip-shaped grooves (1151) correspond to the positions of the metal material belts arranged on the pins, a feeding driving wheel (113) and a feeding driven wheel (116) penetrate through the strip-shaped grooves (1151), the structure of the feeding driven wheel (116) is the same as that of the feeding driving wheel (113), the feeding driven wheel (116) is installed on a feeding driven wheel support (117), and the feeding driven wheel support (117) is fixedly installed on a feeding base (111).
6. The metal pin breaking device for the terminal assembly according to claim 3, wherein the cutting support mechanism (12) comprises a bottom plate, and a cutting base (121), a metal pin fixing support plate (122), a metal pin movable support plate (123), a sliding plate (124) and a metal material belt support plate (125) which are arranged on the bottom plate; a vertical first lifting groove is formed in the cutting base (121), a guide hole (1212) penetrating through the cutting base (121) from front to back is formed in the middle of the cutting base, and a first lifting rail (1213) is arranged at the rear of the cutting base (121); a metal pin fixing support plate (122) is fixedly arranged at the top of the cutting base (121); the metal pin movable supporting plate (123) is used for supporting the middle part of the metal pin; the lower part of the metal pin movable supporting plate (123) is connected with the sliding plate (124) through a connecting rod; the front part of the sliding plate (124) is connected with a cutting limit mechanism (13); the metal material belt supporting plate (125) is provided with a metal material belt limiting groove, and the metal material belt supporting plate (125) is connected with the feeding mechanism (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010831222.3A CN112072440B (en) | 2020-08-18 | 2020-08-18 | Metal pin breaking device for assembling wiring terminal |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010831222.3A CN112072440B (en) | 2020-08-18 | 2020-08-18 | Metal pin breaking device for assembling wiring terminal |
Publications (2)
| Publication Number | Publication Date |
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| CN112072440A CN112072440A (en) | 2020-12-11 |
| CN112072440B true CN112072440B (en) | 2021-10-01 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202010831222.3A Active CN112072440B (en) | 2020-08-18 | 2020-08-18 | Metal pin breaking device for assembling wiring terminal |
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Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101257175B (en) * | 2008-04-23 | 2010-06-09 | 深圳市金洋电子股份有限公司 | Automatic assembling machine of accurate connector |
| CN201556826U (en) * | 2009-07-07 | 2010-08-18 | 杰特电子实业(深圳)有限公司 | Automatic wiring terminal assembly machine |
| CN104348063A (en) * | 2013-07-24 | 2015-02-11 | 阳程科技股份有限公司 | Terminal bending method and apparatus |
| CN203787733U (en) * | 2014-01-03 | 2014-08-20 | 深圳市三方位自动化设备有限公司 | Double-carrier double-material strap cam automatic assembling machine |
| CN208385664U (en) * | 2018-01-26 | 2019-01-15 | 东莞市亚康电子科技有限公司 | A kind of terminal material belt convenient for self-feeding |
| CN208613603U (en) * | 2018-06-27 | 2019-03-19 | 温州意华接插件股份有限公司 | A kind of row's needle bending device |
| KR101979243B1 (en) * | 2018-12-13 | 2019-05-16 | 김재현 | Bending device for connector terminal pin |
| CN210754534U (en) * | 2019-09-02 | 2020-06-16 | 青岛铭青机电有限公司 | Terminal material area location mechanism of bending |
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2020
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| CN112072440A (en) | 2020-12-11 |
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Inventor after: Li Minglu Inventor after: Guo Lvying Inventor after: Yang Zhiyong Inventor before: Yang Zhiyong |
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Effective date of registration: 20230116 Address after: Floor A5, Building 56, Baotian Industrial Zone, Chentian Community, Xixiang Street, Bao'an District, Shenzhen, Guangdong 518000 Patentee after: Shenzhen geetai Zhongke Electronics Co.,Ltd. Address before: 322204 no.67-69, Baihui Pioneer Park, Huangzhai Town, Pujiang County, Jinhua City, Zhejiang Province Patentee before: Pujiang Quanquan import and Export Co.,Ltd. |