CN115693336A - Movable end-punching mechanism - Google Patents

Abstract

The invention discloses a movable end punching mechanism which comprises a main support seat, a bottom plate, a transverse sliding block, a terminal die transverse moving driving device, a terminal feeding rail, a terminal die seat, a punching end upper pressing knife, an upper pressing knife punch, a lifting driving seat, an upper pressing knife lifting driving device, a punching end lower pressing knife and a terminal feeding shifting device. The terminal die transverse moving driving device is reasonable in design, the terminal die transverse moving driving device can drive the whole terminal die arranged on the transverse moving sliding block to transversely move, so that the punching end upper pressing knife and the punching end lower pressing knife can sequentially move and punch the end.

Description

Movable end-punching mechanism

Technical Field

The invention relates to the technical field of terminal punching equipment, in particular to a movable terminal punching mechanism.

Background

The crimping mechanism is a mechanism for crimping a metal terminal to an end of an electric wire, and is applicable to an automated device such as a wire harness or a connecting wire automated production line. The existing end beating mechanism generally comprises a terminal feeding device, an end beating upper pressing knife, an upper pressing knife lifting driving device and an end beating lower pressing knife, wherein the upper pressing knife lifting driving device can drive the end beating upper pressing knife to move downwards to be matched with the end beating lower pressing knife so as to press and rivet riveting pins of the terminal at the end part of the electric wire. When the terminal crimping mechanism works, a group of metal terminals with preset quantity can be continuously crimped on a plurality of electric wires corresponding to each other.

However, the existing end-beating mechanism has the following disadvantages: the automatic production line is generally provided with other assembly stations or mechanisms (such as detection, shell insertion, wire pulling, section cutting and the like) besides the end punching mechanism, at the moment, the wires are required to be clamped and sequentially transferred to the end punching station and other stations through the wire clamping fixture, when the end punching mechanism is moved, the wire clamping fixture is required to clamp a plurality of wires which are arranged in parallel and move to a position between an upper pressing cutter of the end punching and a lower pressing cutter of the end punching, after one terminal is punched, the wire clamping fixture moves to a position, then another wire is replaced to punch a next terminal, the wire clamping fixture cannot move to the next station to perform the next process until all the wires in the group are assembled with the corresponding terminals, in the end punching process, the wire clamping fixture needs to move to influence the work of other stations, so that other stations cannot work simultaneously with the end punching mechanism, and the automatic production line can work only after the whole end punching process is completed, and the production efficiency is reduced.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the movable terminal punching mechanism which is reasonable in design, can transversely move the terminal die and can greatly improve the production speed and the production efficiency.

In order to achieve the above object, the present invention provides a mobile terminal punching mechanism, comprising a main support base, a bottom plate, a traverse slide block, a terminal die traverse driving device, a terminal feeding rail, a terminal die holder, a terminal upper punch, an upper punch, a lifting driving base, an upper punch lifting driving device, a terminal lower punch and a terminal feeding toggle device, wherein the main support base is mounted on the bottom plate, the traverse slide block is mounted on the bottom plate in a laterally movable manner, the terminal die holder is mounted on the top of the traverse slide block, the terminal die traverse driving device is in transmission connection with the traverse slide block and drives the traverse slide block and the terminal die holder to make a lateral reciprocating movement, the terminal feeding rail is horizontally mounted on one side of the lower end part of the terminal die holder, the upper punch is longitudinally mounted in a limiting groove formed in the front face of the terminal die holder and located above one side of the discharge end of the terminal feeding rail, the upper end of the upper punch is provided with an upper punch connecting block and a rolling bearing, the lower end of the upper punch connecting block is fixedly connected with the upper punch, the upper punch is mounted in a movable groove of the upper punch driving seat, the upper punch driving device and the movable punch driving seat, the upper punch is connected with the upper punch, the upper punch driving device and the upper punch driving seat, the movable punch is connected with the upper punch driving seat, the upper punch lifting driving seat, the upper punch driving device and the movable punch driving seat, the upper punch is connected with the upper punch driving seat, the punching end lower pressing knife is installed on the other side of the lower end part of the end die holder and located right below the punching end upper pressing knife, the terminal feeding shifting device is in transmission connection with the punch of the upper pressing knife, and the shifting part of the terminal feeding shifting device extends into the terminal feeding track.

Preferably, the terminal die transverse moving driving device comprises a transverse moving driving motor, a transverse moving driving lead screw, a lead screw moving seat and a transverse moving transmission connecting block, the transverse moving driving lead screw is horizontally arranged between two side plates of the main support seat through a lead screw bearing, the lead screw moving seat is arranged on a nut of the transverse moving driving lead screw, the transverse moving transmission connecting block is connected between the lead screw moving seat and the transverse moving slide block, the transverse moving driving motor is in transmission connection with the transverse moving driving lead screw, so that the transverse moving slide block is driven to do transverse reciprocating motion through the lead screw moving seat and the transverse moving transmission connecting block, and the transverse moving slide block is in sliding connection with the bottom plate through a transverse moving guide rail on the sliding seat.

Preferably, the traversing driving motor is in transmission connection with a traversing driving screw rod through a first synchronizing wheel and a first synchronizing belt, and a linear guide rail is arranged between the screw rod moving seat and the bottom plate.

Preferably, the lower end of the upper pressing knife punch is provided with a terminal protection knife located at the rear side of the upper pressing knife at the punching end, and an elastic positioning pressing block for pressing the terminal is arranged between the upper pressing knife at the punching end and the terminal protection knife.

Preferably, the upper cutter pressing lifting driving device comprises an upper cutter pressing lifting driving motor, an eccentric shaft seat, a second synchronizing wheel, a second synchronizing belt, a lifting chute seat and a lifting slider, wherein the upper cutter pressing lifting driving motor is installed at the bottom of a top plate of a main support seat, the eccentric shaft is rotatably installed on the eccentric shaft seat, the eccentric shaft seat is installed on the top plate of the main support seat, the lifting chute seat is installed on the front surface of the eccentric shaft seat, the eccentric end of the eccentric shaft penetrates through the eccentric shaft seat and the lifting chute seat to be connected with the lifting slider movably installed in a chute of the lifting chute seat, the lifting driving seat is connected with the lifting slider, the second synchronizing wheels are respectively installed on output shafts of the eccentric shaft and the upper cutter pressing lifting driving motor, the second synchronizing belts are sleeved on the two second synchronizing wheels, and the upper cutter pressing lifting driving motor can drive the eccentric shaft to rotate, so that the lifting slider and the lifting driving seat are driven to move up and down.

The terminal feeding track comprises a terminal passage plate, a terminal elastic cover plate, an elastic pressure end block and a pressure end limiting block, wherein the terminal passage plate is horizontally arranged on one side of the lower end part of the terminal die holder, the terminal elastic cover plate is positioned on the top of the terminal passage plate, the elastic pressure end block can be movably arranged on the front side of the feeding end of the terminal passage plate up and down, and the pressure end limiting block is fixedly arranged on the front side of the terminal passage plate and positioned on one side of the elastic pressure end block.

Preferably, the mechanism further comprises a terminal feeding shifting device, the terminal feeding shifting device comprises a shifting block, a shifting block mounting seat, a feeding swing arm, a feeding cam bearing and a cam bearing mounting seat, the upper end of the feeding swing arm is rotatably connected with the terminal die holder, the shifting block is connected with the feeding swing arm through the shifting block mounting seat, the upper end of the shifting block can extend into a terminal feeding track, one end of the cam bearing mounting seat is connected with one side face of the upper cutter pressing punch and moves up and down along with the side face of the upper cutter pressing punch, the feeding cam bearing is mounted at the other end of the cam bearing mounting seat, a first driving stroke hole with the lower end deviating towards the direction of the upper cutter pressing punch is formed in the feeding swing arm, the feeding cam bearing is movably mounted in the first driving stroke hole, and the upper cutter pressing punch can drive the feeding cam bearing on the cam bearing mounting seat to swing the feeding swing arm when moving up and down, so as to drive the shifting block to swing back and forth to shift for shifting.

Preferably, the terminal material belt punching device further comprises a lower cutter die holder and an elastic lower pressing block, the lower cutter die holder is located on the front side of the punching end lower pressing cutter, the elastic lower pressing block can be movably mounted on the lower cutter die holder up and down, the position of the elastic lower pressing block corresponds to that of the punching end lower pressing cutter, and a transverse channel for the belt body part of the terminal material belt to pass through is formed in the inner side of the elastic lower pressing block.

Preferably, the mechanism further comprises a branching device, the branching device comprises a branching nozzle, a branching nozzle mounting block, a branching offset lifting block, a first branching cam bearing, a branching traverse pulling block, a branching traverse sliding groove seat, a branching stroke angle plate, a branching protection wire driving block, a second branching cam bearing, a protection wire rear side swinging block, a protection wire rotating shaft, a protection wire cam bearing, a protection wire block and a protection wire front side swinging block, the branching stroke angle plate is mounted on one side surface of the terminal die holder, the branching traverse sliding groove seat is transversely mounted on the outer side surface of the branching stroke angle plate, the branching traverse pulling block is movably mounted in a sliding groove of the branching traverse sliding groove seat, the branching offset lifting block is vertically movably mounted in a longitudinal movable groove formed at one end of the branching traverse pulling block, and the upper end of the branching offset lifting block is connected with the first branching cam bearing, the first wire dividing cam bearing is movably arranged in a second driving stroke hole which is formed on the wire dividing stroke angle plate and inclines downwards from front to back, the lower end of the wire dividing offset lifting block is vertically connected with the wire dividing nozzle mounting block, the wire dividing nozzle is mounted at one end of the wire dividing nozzle mounting block, the second wire dividing cam bearing is mounted at the other end of the wire dividing transverse moving pulling block, a third driving stroke hole with the lower end inclining downwards from back to front is formed on the wire dividing protection wire driving block, the second wire dividing cam bearing is movably mounted in the third driving stroke hole, the wire dividing protection wire driving block passes through the terminal die holder to be connected with the upper knife pressing punch and moves upwards and downwards along with the upper knife pressing punch, the wire protection rear side swinging block is swingably mounted at the rear side of the wire dividing stroke angle plate through a wire protection rotating shaft and is positioned below the wire dividing protection wire driving block, and the wire protection cam bearing is mounted at the upper end of the wire protection rear side swinging block, the lower end of the wire protecting block is rotatably connected with the wire protecting front side swinging block, the wire protecting block is connected with one end of the wire protecting rotating shaft through the wire protecting front side swinging block, the upper press cutter punch can drive the wire separating wire protecting driving block to move up and down when moving up and down, so that the wire separating wire protecting driving block can drive the wire separating transverse moving pulling block to move transversely back and forth, the wire separating nozzle mounting block and the wire separating nozzle on the wire separating offset lifting block are driven to move up and down in the direction close to or far away from the punching end lower press cutter, and the wire separating wire protecting cam bearing and the wire protecting rear side swinging block can be pushed to swing by the wire protecting driving block on the wire protecting front side swinging block when moving down, so that the wire protecting block on the wire protecting front side swinging block is driven to move up and down.

Preferably, the mechanism further comprises a terminal die fine-tuning device, the terminal die fine-tuning device comprises a fixed adjusting seat, an adjusting screw and a screw seat, the adjusting screw is rotatably installed in a groove position of the fixed adjusting seat, the screw seat is connected with the rear side of the bottom plate, a threaded end of the adjusting screw is in threaded connection with a threaded hole of the screw seat, and adjusting waist-shaped holes are respectively formed in two sides of the bottom plate.

Compared with the prior art, the invention has the beneficial effects that:

the terminal die transverse moving driving device is reasonable in design, the terminal die transverse moving driving device can drive the whole terminal die arranged on the transverse moving slide block to transversely move, so that the punching end upper pressing cutter and the punching end lower pressing cutter can sequentially move and punch the end.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a first schematic structural diagram of a mobile terminal punching mechanism according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a mobile terminal hitting mechanism according to an embodiment of the present invention;

fig. 3 is a schematic structural view of the mobile terminal opening mechanism according to the embodiment of the present invention, after a side plate of the main supporting base is hidden;

fig. 4 is a schematic structural diagram of a terminal mold traverse driving portion of the mobile terminal punching mechanism according to an embodiment of the present invention;

fig. 5 is a schematic structural diagram of a terminal die portion of the mobile terminal punching mechanism according to an embodiment of the present invention;

FIG. 6 is a schematic diagram of a partial structure of a terminal mold portion according to an embodiment of the present invention;

FIG. 7 is an enlarged view of a portion of the punch tip upper press blade provided in accordance with an embodiment of the present invention;

FIG. 8 is a schematic diagram of a partial structure of a terminal mold portion according to an embodiment of the present invention;

FIG. 9 is a schematic structural view of a punch tip push down blade portion provided in accordance with an embodiment of the present invention;

fig. 10 is a schematic structural view of an upper blade lifting drive device and a punching-end upper blade according to an embodiment of the present invention;

FIG. 11 is an exploded view of FIG. 10;

FIG. 12 is an enlarged view of the punch tip upper press blade and the punch tip lower press blade in cooperation with the punch tip according to an embodiment of the present invention;

FIG. 13 is a first schematic structural view of a fixture circulation line provided in an embodiment of the present invention;

fig. 14 is a schematic structural diagram of a clamp circulation line according to an embodiment of the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a mobile terminal crimping mechanism, which includes a main support base 1, a bottom plate 2, a traverse slide block 3, a terminal mold traverse driving device 4, a terminal feeding rail 5, a terminal mold base 6, a crimping upper press knife 7, an upper press knife punch 8, an upper press knife lifting driving device 9, a lifting driving base 10, a crimping lower press knife 11, a terminal feeding shifting device 16, a wire dividing device 19, a terminal mold fine-tuning device 20, and the like, wherein the terminal feeding rail 5, the terminal mold base 6, the crimping upper press knife 7, the upper press knife punch 8, the upper press knife lifting driving device 9, the lifting driving base 10, the crimping lower press knife 11, the terminal feeding shifting device 16, and the wire dividing device 19 may form a terminal mold. The following describes each component of the present embodiment in detail with reference to the drawings.

As shown in fig. 1, 3 and 4, the main support 1 is mounted on the base plate 2, and the traverse slider 3 is transversely movably mounted on the base plate 2. Preferably, the traverse slide 3 is slidably connected to the base plate 2 via a traverse guide 23 on the slide seat 22.

As shown in fig. 2, 3 and 4, the terminal mold traverse driving device 4 is in transmission connection with the traverse slider 3 and drives the traverse slider 3 to perform a traverse reciprocating motion (e.g., a left-right motion). Specifically, the terminal mold traverse driving device 4 may include a traverse driving motor 41, a traverse driving lead screw 42, a lead screw moving seat 43, and a traverse transmission connecting block 44, the traverse driving lead screw 42 is horizontally installed between the left and right side plates of the main supporting seat 1 through a lead screw bearing 45, the lead screw moving seat 43 is installed on a nut of the traverse driving lead screw 42, the traverse transmission connecting block 44 is connected between the lead screw moving seat 43 and the traverse slider 3, and the traverse driving motor 41 is in transmission connection with the traverse driving lead screw 42, so that the traverse slider 3 is driven to perform a traverse reciprocating motion through the lead screw moving seat 43 and the traverse transmission connecting block 44.

In the present embodiment, the traverse driving motor 41 may be preferably in transmission connection with the traverse driving screw 42 via a first synchronizing wheel 46 and a first synchronizing belt 47. Of course, according to actual needs, the traverse driving motor 41 may also be in transmission connection with the traverse driving lead screw 42 through a gear set or other transmission components, or directly connected with one end of the traverse driving lead screw 42. In addition, in other embodiments, the terminal mold traverse driving device 4 may also adopt other moving modules, which can be implemented as long as it can drive the traverse slide 3 to make a traverse reciprocating motion, but this embodiment is not limited thereto.

As shown in fig. 3, a linear guide rail 48 may be further provided between the screw moving base 43 and the base plate 2 in order to facilitate the balanced movement of the screw moving base 43.

As shown in fig. 1 and 5, the terminal mold base 6 is mounted on the top of the traverse slider 3, and the terminal feeding rail 5 is horizontally mounted on one side of the lower end portion of the terminal mold base 6. Specifically, the terminal feeding rail 5 may include a terminal passage plate 51, a terminal elastic cover plate 52, an elastic pressure block 53, and a pressure limit block 54, the terminal passage plate 51 is horizontally installed on one side of the lower end portion of the terminal mold base 6, the terminal elastic cover plate 52 is located on the top of the terminal passage plate 51, a transverse channel through which a terminal on the terminal material tape passes is opened at the bottom of the terminal elastic cover plate 52, the elastic pressure block 53 is movably installed on the front side of the feeding end of the terminal passage plate 51 up and down, a spring is provided between the elastic pressure block 53 and the terminal passage plate 51, the elastic pressure block 53 can press the tape portion of the terminal material tape, the pressure limit block 54 is fixedly installed on the front side of the terminal passage plate 51 and located on one side of the elastic pressure block 53, and the pressure limit block can limit the tape portion of the terminal material tape.

As shown in fig. 5, the upper blade press punch 8 is longitudinally installed in a limiting groove 61 provided on the front surface of the terminal die holder 6 and located above one side of the discharging end of the terminal feeding rail 5, and the beating-end upper blade press 7 is installed at the lower end of the upper blade press punch 8.

As shown in fig. 1, 5 and 10, the upper end of the upper blade holding punch 8 may be slidably connected to the elevation driving base 10, so that the upper blade holding punch 8 can move laterally with respect to the elevation driving base 10. Preferably, the upper end of the upper cutter pressing punch 8 may be provided with an upper cutter pressing connecting block 12 and a rolling bearing 13, the lower end of the upper cutter pressing connecting block 12 is fixedly connected with the upper end of the upper cutter pressing punch 8, the rolling bearing 13 is mounted on the front and back of the upper end of the upper cutter pressing connecting block 12, a traverse movable groove 101 is formed in the lower end of the lifting driving seat 10, the upper end of the upper cutter pressing connecting block 12 penetrates through the bottom of the lifting driving seat 10 and extends into the traverse movable groove 101, and the rolling bearing 13 moves in the traverse movable groove 101, so that the upper end of the upper cutter pressing punch 8 is slidably connected with the lifting driving seat 10. Of course, in other embodiments, the upper blade pressing punch 8 may also be slidably connected to the lifting driving seat 10 by using a linear guide, a hanging pulley or other sliding structure.

As shown in fig. 10 and 11, the upper blade lifting drive device 9 is installed at the upper end of the main support base 1 and is in transmission connection with the lifting drive base 10, the upper blade lifting drive device 9 can drive the striking end upper blade 7 at the lower end of the upper blade punch 8 to move up and down through the lifting drive base 10, and a striking end bending groove for bending the riveting pin of the terminal is formed at the bottom of the striking end upper blade 7. Preferably, the upper blade lifting/lowering driving device 9 may include an upper blade lifting/lowering driving motor 91, an eccentric shaft 92, an eccentric shaft seat 93, a second synchronizing wheel 94, a second synchronizing belt 95, a lifting/lowering chute seat 96, and a lifting/lowering slider 97, wherein the upper blade lifting/lowering driving motor 91 is installed at the bottom of the top plate of the main support seat 1, the eccentric shaft 92 is rotatably installed on the eccentric shaft seat 93, the eccentric shaft seat 93 is installed on the top plate of the main support seat 1, the lifting/lowering chute seat 96 is installed on the front surface of the eccentric shaft seat 93, an eccentric end (i.e., a head end is eccentric) of the eccentric shaft 92 passes through the eccentric shaft seat 93, the lifting/lowering chute seat 96 is connected to the lifting/lowering slider 97 movably installed in a chute of the lifting/lowering chute seat 96, the lifting/lowering driving seat 10 is connected to the lifting/lowering slider 97, the second synchronizing wheels 94 are respectively installed on output shafts of the eccentric shaft 92 and the upper blade lifting/lowering driving motor 91, the second synchronizing belt 95 is installed on the two second synchronizing wheels 94, and the upper blade lifting/lowering driving motor 91 can drive the eccentric shaft 92 to drive the eccentric shaft 92, thereby driving the lifting/lowering slider 97 and the lifting/lowering the upper blade 8 and the upper punch 7. Of course, in other embodiments, a motor + a lead screw, an air cylinder or other lifting driving devices may also be used to drive the upper pressing knife 7 to lift, which is not limited in this embodiment. The upper pressing knife lifting driving device 9 of the embodiment is reasonable in layout and can save space.

As shown in fig. 7 and 11, the lower end of the upper blade punch 8 may be further provided with a terminal protection blade 14 located at the rear side of the punch upper blade 7, and the terminal protection blade 14 can protect the terminal. Furthermore, an elastic positioning pressing block 15 for pressing the terminal can be arranged between the pressing blade 7 on the pressing end and the terminal protection blade 14. A spring can be arranged between the upper end of the elastic positioning pressing block 15 and the hole position of the pressing knife 7 on the beating end. Before the terminal is punched, the elastic positioning pressing block 15 can press the terminal.

As shown in fig. 8, the punch lower blade 11 is attached to the other side of the lower end portion of the terminal mold base 6 and located right below the punch upper blade 7.

As shown in fig. 8 and 9, a lower blade die holder 17 may be further disposed on the front side of the punching end lower pressing blade 11, an elastic lower pressing block 18 capable of moving up and down may be disposed on the lower blade die holder 17, a spring may be mounted at the bottom of the elastic lower pressing block 18, the position of the elastic lower pressing block 18 corresponds to the punching end lower pressing blade 11, and a transverse passage 181 for the belt body portion of the terminal material belt to pass through is disposed on the inner side of the elastic lower pressing block 18.

As shown in fig. 5 and 6, the terminal feeding toggle device 16 may include a material shifting block 161, a material shifting block mounting seat 162, a feeding swing arm 163, a feeding cam bearing 164, and a cam bearing mounting seat 165, an upper end of the feeding swing arm 163 may be rotatably connected to the terminal die holder 6 by screws, pins, and rotating shafts, the material shifting block 161 is connected to the feeding swing arm 163 through the material shifting block mounting seat 162, an upper end of the material shifting block 161 may extend into the terminal feeding track 5 (i.e., upward pass through the terminal passage plate 51), one end of the cam bearing mounting seat 165 is connected to one side of the upper blade punch 8 and moves up and down along with the side, the feeding cam bearing 164 is mounted at the other end of the cam bearing mounting seat 165, the feeding swing arm 163 is provided with a first driving stroke hole 1631, a lower end of the feeding cam bearing mounting seat 165 is offset toward the upper blade punch 8, the feeding cam bearing 164 is movably mounted in the first driving stroke hole 1631, and the upper blade punch 8 may drive the feeding cam bearing mounting seat 164 to swing to move toward the lower blade punch 11 above the terminal passage plate 51.

As shown in fig. 3, 5, 6, and 8, the branching device 19 may include a branching nozzle 191, a branching nozzle mounting block 192, a branching offset lifting block 193, a first branching cam bearing 194, a branching lateral pulling block 195, a branching lateral sliding groove mount 196, a branching stroke angle plate 197, a branching guard wire driving block 198, a second branching cam bearing 199, a guard wire rear side swinging block 1910, a guard wire rotating shaft 1911, a guard wire cam bearing 1912, a guard wire block 1913, and a guard wire front side swinging block 1914, the branching stroke angle plate 197 is mounted on one side surface of the terminal mold mount 6, the branching lateral sliding groove mount 196 is mounted on an outer side surface of the branching stroke angle plate 197 in a lateral direction, the branching lateral pulling block 195 is movably mounted in a sliding groove of the branching lateral sliding groove mount 196, the branching offset lifting block is vertically movably mounted in a longitudinal movable groove formed at one end of the branching lateral sliding block 195, an upper end of the branching offset lifting block 193 is connected to the first branching cam bearing 194, the first parting line cam bearing 194 is movably installed in a second driving stroke hole 1971 which is formed in a parting line stroke angle plate 197 and is inclined downwards from front to back, the lower end of a parting line offset lifting block 193 is vertically connected with a parting line nozzle installation block 192, a parting line nozzle 191 is installed at one end of the parting line nozzle installation block 192, the middle part of the parting line nozzle 191 is provided with a middle gap for inserting one electric wire, a second parting line cam bearing 199 is installed at the other end of a parting line transverse moving pull block 195, a third driving stroke hole 1981 with the lower end inclined downwards from back to front is formed in a parting line protection line driving block 198, the second parting line cam bearing 199 is movably installed in the third driving stroke hole 1981, the parting line protection line driving block 198 penetrates through a terminal die base 6 to be connected with an upper knife punch 8 and moves up and down along with the upper knife punch, a protection line rear side swinging block 1910 is swingably installed at the rear side of the parting line stroke angle plate 197 through a protection line rotating shaft 1911 and is positioned below the parting line protection line driving block 198 The guard wire cam bearing 1912 is mounted on the upper end of the guard wire rear side swing block 1910, the lower end of the guard wire block 1913 is rotatably connected to the guard wire front side swing block 1914, and the guard wire block 1913 is connected to one end of the guard wire rotating shaft 1911 through the guard wire front side swing block 1914.

The upper pressing knife punch 8 can drive the branching wire protection driving block 198 to move up and down when moving up and down, so that the branching wire protection driving block 198 drives the branching wire transverse moving pulling block 195 to move back and forth transversely, the branching nozzle mounting block 192 and the branching nozzle 191 on the branching wire offset lifting block 193 are driven to move up and down in an offset mode in a direction close to or far away from the punch end lower pressing knife 11, and the branching wire protection driving block 198 can push the wire protection cam bearing 1912 and the wire protection rear side swinging block 1910 to swing when moving down, so that the wire protection block 1913 on the wire protection front side swinging block 1914 is driven to move up and down. The wire separating nozzle 191 can position a certain wire to be punched in the middle gap and is better separated from other adjacent wires to avoid interference.

As shown in fig. 2 and 3, the terminal mold fine-tuning device 20 may include a fixed adjusting seat 201, an adjusting screw 202, and a screw seat 203, wherein the adjusting screw 202 is rotatably installed in a slot of the fixed adjusting seat 201, the screw seat 203 is connected to the rear side of the bottom plate 2, a threaded end of the adjusting screw 202 is in threaded connection with a threaded hole of the screw seat 203, and adjusting waist-shaped holes 21 are respectively opened on two sides of the bottom plate 2. In actual installation, the bottom plate 2 can be fixed with a specified installation surface through screws installed in the adjusting waist-shaped holes 21. The front and rear positions of the terminal die can be conveniently adjusted by loosening the screws and rotating the adjusting screw 202, so that the operation is convenient.

As a preferred embodiment, for example, the movable end-beating mechanism may be used in combination with a jig circulation line shown in fig. 13 and 14, and the movable end-beating mechanism may be installed at one side of the jig circulation line. The clamp circulating line can comprise a frame body 31, a circulating line motor 32, a transmission shaft 33, a steering gear 34, a cam divider 35, rotating wheels 36, an annular chain belt 37 and a clamp 38, wherein the rotating wheels 36 are installed at two ends of the frame body 31, the chain belt 37 is connected between the two rotating wheels 36, the chain belt 37 is formed by hinging a plurality of chain blocks end to end, the clamp 38 is installed on each chain block of the chain belt 37, a force output shaft of the cam divider 35 is connected with one of the rotating wheels 36, the circulating line motor 32 is connected with an input shaft of the steering gear 34 through the transmission shaft 33, the input shaft of the steering gear 34 is connected with a force input shaft of the cam divider 35, and the circulating line motor 32 can drive the rotating wheels 36 to drive all the clamps 38 on the chain belt 37 to circularly move.

The working principle of the invention is as follows:

when the clamp 38 of the clamp circulating line conveys a row of a plurality of electric wires arranged in parallel to a station of the movable terminal crimping mechanism, the upper pressing knife lifting driving device 9 can drive the terminal crimping upper pressing knife 7 to move downwards, at the moment, one end of each electric wire is just positioned at the top of the elastic lower pressing block 18, the distributing nozzle 191 is used for positioning one appointed electric wire, the terminal crimping upper pressing knife 7 presses the end part of the appointed electric wire between riveting pins of the terminal 101 while moving downwards, then the terminal crimping upper pressing knife is matched with the terminal crimping lower pressing knife 11 to bend the riveting pins of the terminal to rivet the electric wire (see figure 12), and the terminal 101 and the belt body part 100 of the terminal material belt are crimped.

The wire dividing device 19 and the terminal feeding and poking device 16 work simultaneously while the pressing knife 7 on the beating end moves downwards.

After a terminal and an electric wire are assembled, the terminal die transverse moving driving device can drive the whole terminal die arranged on the transverse moving slide block to move transversely, so that the end punching upper pressing knife and the end punching lower pressing knife can move and punch a plurality of electric wires behind one by one. The gripper 38 of the gripper loop wire need not be moved during this endpointing process.

In conclusion, the automatic wire clamping device is reasonable in design, the automatic wire clamping device can move the end while the end is being punched, the wire clamping clamp does not need to move, other stations or other mechanisms on an automatic production line can conveniently perform corresponding operation in the period of temporary pause of the wire clamping clamp, and the production speed and the production efficiency are greatly improved.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such changes, modifications, substitutions, combinations, and simplifications are intended to be included in the scope of the present invention.

Claims (10)

1. The utility model provides a portable end mechanism of beating which characterized in that: comprises a main support seat (1), a bottom plate (2), a transverse sliding block (3), a terminal die transverse movement driving device (4), a terminal feeding track (5), a terminal die seat (6), a beating end upper pressing knife (7), an upper pressing knife punch head (8), an upper pressing knife lifting driving device (9), a lifting driving seat (10), a beating end lower pressing knife (11) and a terminal feeding shifting device (16), wherein the main support seat (1) is arranged on the bottom plate (2), the transverse sliding block (3) is arranged on the bottom plate (2) in a transverse moving way, the terminal die seat (6) is arranged at the top of the transverse sliding block (3), the terminal die transverse moving driving device (4) is in transmission connection with the transverse moving slide block (3) and drives the transverse moving slide block (3) and the terminal die holder (6) to do transverse reciprocating motion, the terminal feeding rail (5) is horizontally arranged on one side of the lower end part of the terminal die holder (6), the upper press knife punch head (8) is longitudinally arranged in a limiting groove (61) arranged on the front surface of the terminal die holder (6) and is positioned above one side of the discharge end of the terminal feeding rail (5), the upper press knife (7) at the beating end is arranged at the lower end of the upper press knife punch head (8), the upper end of the upper press knife punch head (8) is provided with an upper press knife connecting block (12) and a rolling bearing (13), the lower end of the upper pressing knife connecting block (12) is fixedly connected with the upper end of the upper pressing knife punch head (8), the rolling bearings (13) are arranged on the front surface and the back surface of the upper end of the upper pressing cutter connecting block (12), a transverse moving groove (101) is arranged in the lower end of the lifting driving seat (10), the upper end of the upper pressure knife connecting block (12) passes through the bottom of the lifting driving seat (10) and extends into the transverse moving groove (101), the rolling bearing (13) moves in the traversing movable groove (101), thereby the upper end of the upper pressing knife punch head (8) is connected with the lifting driving seat (10) in a sliding way, the upper pressing knife punch head (8) can move transversely relative to the lifting driving seat (10), the upper pressing knife lifting driving device (9) is arranged at the upper end of the main supporting seat (1) and is in transmission connection with the lifting driving seat (10), the upper pressing knife lifting driving device (9) can drive the upper pressing knife (7) at the punching end of the lower end of the upper pressing knife punch head (8) to move up and down through the lifting driving seat (10), the lower punching end pressing knife (11) is arranged on the other side of the lower end part of the terminal die holder (6) and is positioned right below the upper punching end pressing knife (7), the terminal feeding toggle device (16) is in transmission connection with the upper pressure knife punch head (8), the material shifting part of the terminal feeding shifting device (16) extends into the terminal feeding track (5).

2. The mobile end-piercing mechanism of claim 1, wherein: the terminal die transverse moving driving device (4) comprises a transverse moving driving motor (41), a transverse moving driving lead screw (42), a lead screw moving seat (43) and a transverse moving transmission connecting block (44), wherein the transverse moving driving lead screw (42) is horizontally arranged between two side plates of the main supporting seat (1) through a lead screw bearing (45), the lead screw moving seat (43) is arranged on a nut of the transverse moving driving lead screw (42), the transverse moving transmission connecting block (44) is connected between the lead screw moving seat (43) and the transverse moving sliding block (3), and the transverse moving driving motor (41) is in transmission connection with the transverse moving driving lead screw (42), so that the transverse moving block (3) is driven to transversely reciprocate through the lead screw moving seat (43) and the transverse moving transmission connecting block (44).

3. The mobile end-piercing mechanism of claim 2, wherein: the transverse moving sliding block (3) is in sliding connection with the bottom plate (2) through a transverse moving guide rail (23) on the sliding seat (22), the transverse moving driving motor (41) is in transmission connection with a transverse moving driving lead screw (42) through a first synchronous wheel (46) and a first synchronous belt (47), and a linear guide rail (48) is arranged between the lead screw moving seat (43) and the bottom plate (2).

4. The mobile end-piercing mechanism of claim 1, wherein: the lower end of the upper pressing knife punch head (8) is provided with a terminal protection knife (14) which is positioned at the rear side of the upper pressing knife (7) at the beating end, and an elastic positioning pressing block (15) for pressing the terminal is arranged between the upper pressing knife (7) at the beating end and the terminal protection knife (14).

5. The mobile tip end mechanism of claim 1, wherein: the upper pressing knife lifting driving device (9) comprises an upper pressing knife lifting driving motor (91), an eccentric shaft (92), an eccentric shaft seat (93), a second synchronous wheel (94), a second synchronous belt (95), a lifting sliding groove seat (96) and a lifting sliding block (97), the upper pressing knife lifting driving motor (91) is installed at the bottom of a top plate of a main support seat (1), the eccentric shaft (92) is rotatably installed on the eccentric shaft seat (93), the eccentric shaft seat (93) is installed on the top plate of the main support seat (1), the lifting sliding groove seat (96) is installed on the front face of the eccentric shaft seat (93), the eccentric end of the eccentric shaft (92) penetrates through the eccentric shaft seat (93), the lifting sliding groove seat (96) is connected with the lifting sliding block (97) movably installed in a sliding groove of the lifting sliding groove seat (96), the lifting driving seat (10) is connected with the lifting sliding block (97), the second synchronous wheel (94) is respectively installed on output shafts of the upper pressing knife lifting driving motor (91), the second synchronous wheel (94) is sleeved on output shafts of the second synchronous belt (91), and the lifting driving motor (94) and the lifting sliding block (97) can drive the lifting sliding block (92) to move up and down.

6. The mobile end-piercing mechanism of claim 1, wherein: the terminal feeding rail (5) comprises a terminal passage plate (51), a terminal elastic cover plate (52), an elastic pressing end block (53) and a pressing end limiting block (54), the terminal passage plate (51) is horizontally installed on one side of the lower end of the terminal die holder (6), the terminal elastic cover plate (52) is located at the top of the terminal passage plate (51), the elastic pressing end block (53) can be movably installed on the front side of the feeding end of the terminal passage plate (51) up and down, and the pressing end limiting block (54) is fixedly installed on the front side of the terminal passage plate (51) and located on one side of the elastic pressing end block (53).

7. The mobile end-piercing mechanism of claim 1, wherein: the terminal feeding shifting device (16) comprises a shifting block (161), a shifting block mounting seat (162), a feeding swing arm (163), a feeding cam bearing (164) and a cam bearing mounting seat (165), the upper end of the feeding swing arm (163) is rotatably connected with a terminal die holder (6), the shifting block (161) is connected with the feeding swing arm (163) through the shifting block mounting seat (162), the upper end of the shifting block (161) can extend into a terminal feeding track (5), one end of the cam bearing mounting seat (165) is connected with one side face of an upper knife press punch (8) and moves up and down along with the side face of the upper knife press punch, the feeding cam bearing (164) is mounted at the other end of the cam bearing mounting seat (165), a first driving stroke hole (1631) with the lower end deviating towards the direction of the upper knife press punch (8) is formed in the feeding swing arm (163), the feeding cam bearing (164) is movably mounted in the first driving stroke hole (1631), and the upper knife press punch (8) can swing through the cam bearing mounting seat (165) on the cam bearing mounting seat (163) when moving up and down, so as to drive the feeding cam bearing (161) to swing and drive the feeding cam bearing.

8. The mobile end-piercing mechanism of claim 1, wherein: still include lower die holder (17) and elasticity briquetting (18) down, lower die holder (17) are located beats the front side that end pushes down sword (11), elasticity briquetting (18) are movable mounting about can on lower die holder (17), the position of elasticity briquetting (18) down with beat end push down sword (11) corresponding down, horizontal passageway (181) that the area body position that supplies the terminal material area to pass are seted up to the inboard of elasticity briquetting (18) down.

9. The mobile end-piercing mechanism of claim 1, wherein: the wire distributing device (19) comprises a wire distributing nozzle (191), a wire distributing nozzle mounting block (192), a wire distributing offset lifting block (193), a first wire distributing cam bearing (194), a wire distributing lateral pulling block (195), a wire distributing lateral sliding groove seat (196), a wire distributing stroke angle plate (197), a wire distributing protective wire driving block (198), a second wire distributing cam bearing (199), a protective wire rear side swinging block (1910), a protective wire rotating shaft (1911), a protective wire cam bearing (1912), a protective wire block (1913) and a protective wire front side swinging block (1914), the wire distributing stroke angle plate (197) is mounted on one side surface of an end sub die seat (6), the wire distributing lateral sliding groove seat (196) is transversely mounted on the outer side surface of the wire distributing stroke angle plate (197), the wire distributing lateral pulling block (195) is movably mounted in a sliding groove of the wire distributing lateral sliding groove seat (196), the wire distributing lateral sliding lifting block (193) can be mounted in a mode that the wire distributing lateral sliding groove seat (193) is vertically moved up and down, the wire distributing offset lifting block (193) is mounted in a first wire distributing cam bearing (194), and the wire distributing movable sliding groove seat (193) is connected with the lifting block (194), and the wire distributing stroke angle plate (197) which is connected with the lower end of the wire distributing cam bearing (194) vertically moved up and down, the wire dividing nozzle (191) is installed at one end of a wire dividing nozzle installation block (192), the second wire dividing cam bearing (199) is installed at the other end of the wire dividing transverse pulling block (195), a third driving stroke hole (1981) with the lower end inclined downwards from back to front is formed in the wire dividing wire protecting driving block (198), the second wire dividing cam bearing (199) is movably installed in the third driving stroke hole (1981), the wire dividing wire protecting driving block (198) penetrates through the terminal die base (6) to be connected with the upper pressure knife punch (8) and moves up and down along with the upper pressure knife punch, the wire protecting rear side swinging block (1910) is installed on the rear side of the wire dividing stroke angle plate (197) in a swinging mode through a wire protecting rotating shaft (1911) and is located below the wire dividing wire protecting driving block (198), the wire protecting cam bearing (1912) is installed at the upper end of a wire protecting rear side swinging block (1910), the lower end of the wire protecting block (1913) is rotatably connected with a wire protecting front side swinging block (1914), the wire protecting block (1913) is connected with one end of a wire protecting rotating shaft (1911) through the wire protecting front side swinging block (1914), the upper pressing knife punch head (8) can drive the wire dividing wire protecting driving block (198) to move up and down when moving up and down, the wire dividing transverse moving pulling block (195) is driven by the wire dividing wire protecting driving block (198) to move back and forth transversely, and the wire dividing nozzle installation block (192) and the wire dividing nozzle (191) on the wire dividing deviation lifting block (193) are driven to be close to or far away from the wire dividing end lower pressing knife (11) The wire dividing and protecting wire driving block (198) can push the protecting wire cam bearing (1912) and the protecting wire rear side swinging block (1910) to swing when moving downwards, so that the protecting wire block (1913) on the protecting wire front side swinging block (1914) is driven to move up and down.

10. The mobile end-piercing mechanism of claim 1, wherein: the terminal die fine-adjustment device (20) comprises a fixed adjusting seat (201), an adjusting screw rod (202) and a screw hole seat (203), the adjusting screw rod (202) is rotatably installed in a groove of the fixed adjusting seat (201), the screw hole seat (203) is connected with the rear side of the bottom plate (2), the threaded end of the adjusting screw rod (202) is in threaded connection with the threaded hole of the screw hole seat (203), and adjusting waist-shaped holes (21) are respectively formed in two sides of the bottom plate (2).

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