Round sheath wire stripping end penetrating heat shrinkage pipe machine
Technical Field
The invention relates to a full-automatic terminal crimping and heat shrinking machine.
Background
The problem that a thin wire is difficult to be used for making a terminal after a mechanical device is used for making a round sheath is solved, the manufacturing process of the wire harness is complex, no automatic production equipment is used for production at present, manual operation is adopted, a plurality of devices are needed to be matched for production, and the wire harness is high in labor intensity, low in production efficiency and high in production cost.
Disclosure of Invention
The invention provides a round sheath wire stripping end penetrating heat shrinkage pipe machine, which aims to overcome the defects that the round sheath wire stripping end penetrating heat shrinkage pipe needs to be manually operated, and has low production efficiency and high cost.
The technical scheme for solving the technical problems is as follows: a round sheath wire stripping end punching and heat shrinking machine comprises a machine body, wherein a round sheath wire straightening station, a round sheath wire front cutting station, a round sheath wire rear stripping station, a shaping station, a forking station, an inner skin stripping station, an end punching station, a heat shrinking pipe mounting mechanism and a heat shrinking station are sequentially arranged on the machine body, and a clamping and transferring mechanism is arranged between the stations for workpiece transferring;
the round sheath wire straightening station comprises a first roller set, a second roller set, a round sheath wire traction mechanism and a toggle mechanism;
the first roller set and the second roller set respectively comprise a roller frame, two rows of rollers are arranged on the roller frame, a round sheath wire channel is arranged between the two rows of rollers, and the placement directions of the first roller set and the second roller set are mutually perpendicular;
the round sheath wire traction mechanism comprises a movable power band group, a fixed power band group and two guide wheels, wherein the movable power band group and the fixed power band group comprise a plurality of belt pulleys and power bands driven on the belt pulleys, and the belt pulleys are driven by a motor to drive; the movable power band group and the fixed power band group are in front, and the two guide wheels are in back; a circular sheath wire channel is arranged between the movable power band group and the fixed power band group; the movable power band group is pushed by a movable power band group pushing cylinder, so that the movable power band group can be switched between contact with a round sheath line and non-contact with the round sheath line;
The toggle mechanism comprises a clamping table which is arranged on a sliding rail of the clamping table in a sliding way and can move forwards and backwards, a feeding sleeve which extends forwards and backwards is arranged in the clamping table, a notch is arranged below the feeding sleeve, and a clamping block which can move upwards and downwards and is provided with a movable cylinder is arranged at the notch; the clamping table is also provided with a sheath pipe, the sheath pipe is sleeved on the front side of the feeding sleeve, one end of the sheath pipe is connected to a movable block, one side of the clamping table is provided with a sheath pipe driving cylinder, the movable block is fixed on the movable block of the sheath pipe driving cylinder, and the sheath pipe driving cylinder can drive the sheath pipe to move forwards and backwards;
the utility model provides a circle sheath line front cutting station includes a front cutting station grudging post, be equipped with vertical slide rail on the front cutting station grudging post, but vertical slide rail upper slide is equipped with preceding cutter saddle, lower preceding cutter saddle of interlock or separation, the below of going up preceding cutter saddle is equipped with two sets of preceding cutters, the top of going down preceding cutter saddle is equipped with two sets of preceding cutters, be equipped with a preceding cutter saddle drive gear on the front cutting station grudging post, it is equipped with preceding cutter saddle rack to go up preceding cutter saddle one side, preceding cutter saddle rack is equipped with down preceding cutter saddle rack down in preceding cutter saddle one side, preceding cutter saddle drive gear is located between preceding cutter saddle rack and the preceding cutter saddle rack down and meshes with both respectively, preceding cutter saddle drive gear rear end and preceding cutter saddle driving motor band pulley transmission.
The round sheath wire rear stripping station comprises a rear stripping station stand, a rear stripping table transverse sliding rail is arranged on the rear stripping station stand, a rear stripping table is arranged on the rear stripping table transverse sliding rail in a sliding manner, a rear stripping table transmission rack is arranged on one side of the rear stripping table, a rear stripping table driving gear is arranged on the rear stripping station stand, and the rear stripping table driving gear is coaxially driven by a rear stripping table driving motor belt wheel; the upper rear cutter rack is arranged on one side of the upper rear cutter rack, the lower rear cutter rack is arranged on one side of the lower rear cutter rack, the rear cutter rack driving gear is positioned between the upper rear cutter rack and the lower rear cutter rack and meshed with the upper rear cutter rack and the lower rear cutter rack respectively, and the rear end of the rear cutter rack driving gear is in belt wheel transmission with a rear cutter rack driving motor;
the shaping station comprises a rotary clamping claw, the rotary clamping claw comprises a rotating shaft, the rotating shaft is driven by a servo motor belt, two base arms with hinge lugs extend from left to right at the front end of the rotating shaft, an upper clamp and a lower clamp are hinged on the hinge lugs, the upper clamp comprises a first rotating body and an upper clamping jaw positioned in front of the first rotating body, a first driving handle is arranged behind the first rotating body, and two ends of the first rotating body are hinged on the hinge lugs; the lower clamp comprises a second rotating body and a lower clamping jaw positioned in front of the second rotating body, a second driving handle is arranged behind the second rotating body, two ends of the second rotating body are hinged to the hinge lugs, and the front ends of the upper clamping jaw and the front end of the lower clamping jaw have engagement capacity; the rotary shaft is hollow, a pull rod capable of moving back and forth is arranged in the center of the rotary shaft in a penetrating manner, the rear end of the pull rod is pulled by a pull rod driving cylinder, the front side of the pull rod is hinged with two connecting rods, and the other ends of the two connecting rods are hinged on a first driving handle and the other ends of the two connecting rods are hinged on a second driving handle;
The splitting station comprises a splitting station vertical frame, a thick wire clamp is arranged on the splitting station vertical frame, and the thick wire clamp comprises an upper thick wire clamp and a lower thick wire clamp which are driven by a pneumatic cylinder; the left split guide rail and the right split guide rail which are positioned at two sides of the thick line clamp are arranged on the split station vertical frame, a left split platform driven by a pneumatic cylinder is arranged on the left split guide rail in a sliding manner, a mechanical cylinder finger is arranged in front of the left split platform, two fingers of the mechanical cylinder finger are respectively connected with an upper left clamping plate and a lower left clamping plate, a left thin line die cavity is formed in the right sides of the lower surface of the upper left clamping plate and the upper surface of the lower left clamping plate, and the upper left clamping plate and the lower left clamping plate can be clamped up and down to form a left thin line clamp; the right forking guide rail is provided with a right forking table driven by an air cylinder in a sliding manner, a mechanical air cylinder finger is arranged in front of the right forking table, two fingers of the mechanical air cylinder finger are respectively connected with an upper right clamping plate and a lower right clamping plate, and right fine line die grooves are formed in the left sides of the lower surface of the upper right clamping plate and the upper surface of the lower right clamping plate; the right upper clamping plate and the right lower clamping plate can be clamped up and down to form a right fine line chuck; the right sides of the upper right clamping plate and the lower right clamping plate are also provided with arc transition edges;
The inner peeling station comprises an inner peeling vertical frame, a double-fine-wire fixing structure and a double-fine-wire peeling structure, wherein the double-fine-wire fixing structure is arranged on the inner peeling vertical frame, the double-fine-wire peeling structure is arranged on the rear side of the inner peeling vertical frame, the double-fine-wire fixing structure comprises a double-fine-wire fixing fork and a movable seat, the double-fine-wire fixing fork can be mutually folded, the double-fine-wire fixing fork is driven by a double-fine-wire fixing fork driving cylinder, the movable seat is driven by a movable seat driving cylinder, and the double-fine-wire fixing fork and the movable seat can be folded to fix the double fine wires on the movable seat; the double-fine-wire peeling structure comprises an upper fine-wire peeling knife rest and a lower fine-wire peeling knife rest, wherein fine-wire peeling knives are arranged on the lower side of the upper fine-wire peeling knife rest and the upper side of the lower fine-wire peeling knife rest, fine-wire peeling knife rest vertical sliding rails are arranged on an inner peeling vertical frame, racks are arranged on one sides of the upper fine-wire peeling knife rest and the lower fine-wire peeling knife rest, a driving gear is arranged on the inner side of the inner peeling vertical frame and is driven by a servo motor belt wheel, and the racks on one sides of the upper fine-wire peeling knife rest and the lower fine-wire peeling knife rest are meshed with the driving gear, so that the upper fine-wire peeling knife rest and the lower fine-wire peeling knife rest can be meshed with each other or separated;
The end punching station comprises an end punching vertical frame and a terminal feeding mechanism, a punching head capable of ascending and descending is arranged in front of the end punching vertical frame, the punching head is driven by a punching head driving device, a bending die groove is concavely arranged below the punching head, a thimble is arranged below the punching head, and the thimble is just inserted into the bending die groove to be padded below a terminal when the punching head descends; the terminal conveying mechanism comprises a feeding table and a stirring claw, a terminal flow groove is formed in the feeding table, the stirring claw is hinged to the end-beating vertical frame and faces the terminal flow groove, one end of the stirring claw is connected with a driving cylinder, and therefore the stirring claw can bend and stretch to stir the terminal to be conveyed forwards;
the heat shrinkage tube mounting mechanism comprises a feeding device, wherein a feeding channel for conveying heat shrinkage tubes is arranged in the center of the feeding device, clamping blocks are arranged on two sides of the middle of the feeding channel, and the two sides of the clamping blocks are driven by a clamping block driving cylinder to extend into the feeding channel to clamp the heat shrinkage tubes so as to be convenient to cut; the front side of the feeding device is provided with a material moving hand which comprises a main arm cylinder capable of moving left and right, and the movable end of the main arm cylinder is provided with a heat shrinkage pipe clamping claw formed by two pneumatic finger assembly clamp lugs; the heat-shrinkable tube clamping claw is positioned in front of the feeding channel, a heat-shrinkable tube cutter for cutting is arranged between the heat-shrinkable tube clamping claw and the feeding channel, and the upper end of the heat-shrinkable tube cutter is connected with a heat-shrinkable tube cutter driving cylinder; the front end of the heat shrinkage tube stretches into the heat shrinkage tube clamping claw and is clamped, the clamping block drives the air cylinder to drive the rear end of the clamping block to clamp the heat shrinkage tube, then the heat shrinkage tube cutter descends to cut off the heat shrinkage tube, the main arm air cylinder stretches forwards to enable the heat shrinkage tube clamping claw to drive the cut heat shrinkage tube to move forwards to the heat shrinkage tube assembly position, a push rod is arranged behind the heat shrinkage tube assembly position, a workpiece clamp is arranged in front of the heat shrinkage tube assembly position, the workpiece clamp comprises a wire fixing clamp and a terminal fixing clamp, the wire fixing clamp is driven by the air cylinder and is used for fixing double thin wires, and the terminal fixing clamp is used for fixing the front end of a terminal to expose the rear end to be processed; the rear side of the push rod is provided with a push rod cylinder, when the split wire with the terminal is fixed on the workpiece clamp, the push rod cylinder pushes the push rod to move forward, and the heat shrink tube clamping claw releases the heat shrink tube, so that the heat shrink tube is pushed to be sleeved on the terminal;
The thermal shrinkage station comprises a circulating clamp assembly formed by arranging a plurality of workpiece clamps on a circulating rail, the circulating rail is driven by a motor to circularly rotate, the circulating clamp assembly comprises a terminal clamp and a thick wire clamp, the terminal clamp comprises a presser foot seat and a presser foot cylinder which are fixed on the circulating rail, and the presser foot cylinder can downwards press the presser foot seat; the thick line clamp comprises a thick line fork seat and thick line forks; a heat source device for baking the heat shrinkage tube is arranged between the thick wire clamp and the terminal clamp and is close to one side of the terminal clamp; the rear side of the circulating track is also provided with a blanking mechanical claw, and the blanking mechanical claw has XY freedom degree to blanking the workpiece which is positioned at the tail end of the circulating track and is subjected to the thermal shrinkage process;
the clamping and transferring mechanism comprises a clamping jaw set and a transferring jaw set, wherein the clamping jaw set consists of a plurality of clamping jaws, and the upper ends of the clamping jaws are driven by clamping jaw cylinders so that the clamping jaws fix and loosen the circular arc sleeve wire to play a clamping role; the clamping jaw set comprises a first clamping jaw arranged at the front end of the back stripping station of the round sheath wire, a second clamping jaw arranged at the front end of the brushing station, a third clamping jaw arranged at the front end of the shaping station, a fourth clamping jaw arranged at the front end of the forking station, a fifth clamping jaw arranged at the front end of the secondary forking station and a sixth clamping jaw arranged at the front end of the inner stripping station;
The transfer claw group comprises a plurality of transfer claws for transferring workpieces from a previous station to a next station, a transfer claw cylinder is arranged at the lower end of the transfer claw, the transfer claw cylinder is arranged on the linear moving table and can move back and forth, and the transfer claw cylinder drives the transfer claw to fix and loosen the circular-arc sleeve wire to play a clamping role.
Further, the clamping table below is equipped with the drive rack, clamping table slide rail downside is equipped with band pulley driving motor and a drive shaft of taking driven pulley, the drive shaft top is equipped with a drive gear, drive gear with the drive rack meshing, output belt pulley is established to band pulley driving motor output, output belt pulley and driven pulley belt drive.
Further, a dust brushing station is arranged between the post-stripping station and the shaping station of the round sheath wire, the dust brushing station comprises a dust brushing station vertical frame and two dust brushing wheels arranged on the dust brushing station vertical frame, and the two dust brushing wheels are arranged one above the other and driven to rotate by a dust brushing wheel motor.
Further, the forking station and the inner peeling station are also provided with a secondary forking station, the secondary forking station comprises a secondary forking stand, the secondary forking stand is provided with an upward and downward thick wire fixing fork and a thick wire fixing fork driving cylinder for driving the thick wire fixing fork, the rear part of the thick wire fixing fork is provided with an upward and downward secondary forking tip, and the secondary forking tip is connected with an upward and downward secondary forking cylinder for driving the secondary forking tip; an elastic workpiece table is arranged below the secondary split vertical frame, and the elastic workpiece table is pressed down to return without pressure; the elastic workpiece table is matched with the thick line fixing fork and is provided with a fixing table with a thick line fixing groove.
Further, the heat source device is a roaster with an electric heating tube inside.
Further, the right sides of the right upper clamping plate and the right lower clamping plate are also provided with arc transition edges, so that the material moving is facilitated.
When the novel sheath wire stripping machine is used, a round sheath wire is driven to advance through a round sheath wire straightening station, then the front end of the round sheath wire is stripped when the round sheath wire reaches a round sheath wire front cutting station, then the round sheath wire stretches out, a transfer claw bites the round sheath wire, a front cutter bites the round sheath wire to cut off the rear end of the round sheath wire, the transfer claw sends the round sheath wire to a rear stripping station, a first clamping claw is fixed, a rear stripping knife bites the rear end of the round sheath wire and then retracts, and the rear end of the round sheath wire is stripped; the first gripper hands over the round sheath wire to the transfer gripper, the transfer gripper delivers the round sheath wire to the second gripper of the ash brushing station, after the second gripper grabs the round sheath wire, the double fine wire end of the round sheath wire stretches into the space between the two ash brushing wheels to clean lime powder on the double fine wire, the second gripper hands over the round sheath wire to the transfer gripper, the transfer gripper delivers the round sheath wire to the third gripper of the shaping station, the double fine wire at the front end of the round sheath wire is positioned between the upper gripper and the lower gripper, the pull rod of the rotary gripper moves so that the upper gripper and the lower gripper fold to grab the double fine wire which is screwed together, then the rotary shaft reversely rotates along the spiral direction of the double fine wire to realize unwinding, and then the third gripper hands over the round sheath wire to the transfer gripper;
The transferring claw sends the round sheath wire to a fourth clamping claw of the splitting station, the thick wire clamp clamps the round sheath wire, the left thin wire clamp clamps one of the double thin wires at the left, the right thin wire clamp clamps one of the double thin wires at the right, and then the double thin wires are split and formed by mutually separating; then the fourth clamping claw releases the round sheath wire to be transferred to the transferring claw;
the transferring claw conveys the round sheath wire to a fifth clamping claw of the secondary forking station, the thick wire fixing fork fixes the round sheath wire in the thick wire fixing groove, and the secondary forking tip descends to fork the fine wire for secondary forming; then the fifth clamping claw releases the round sheath wire to be transferred to the transferring claw;
the transferring claw sends the round sheath wire to a sixth clamping claw of the inner wire stripping station, the double thin wire fixing fork and the movable seat fix the double thin wires, after the upper thin wire stripping knife rest and the lower thin wire stripping knife rest are folded in place, the thin wire outer skin is cut off by the thin wire stripping knife, then the movable seat retreats to remove the thin wire outer skin, after the peeling work is completed, the double thin wire fixing fork and the movable seat are separated, and then the sixth clamping claw releases the round sheath wire to be transferred to the transferring claw;
the transfer claw sends the round sheath wire to the end making station, firstly, one thin wire of the double thin wires enters the lower part of the stamping head, the terminal sending mechanism sends the terminal to one thin wire, then the stamping head descends to fix the front end of the terminal on the thin wire, then the transfer claw moves to send the other thin wire to the lower part of the stamping head, the terminal sending mechanism sends the terminal to the thin wire, and then the stamping head descends to fix the front end of the terminal on the thin wire to finish the end making of the double thin wires;
The transfer claw conveys the round sheath wire to a workpiece clamp of the heat shrinkage tube mounting mechanism, after a feeding channel of the heat shrinkage tube is cut off, the heat shrinkage tube is conveyed to a heat shrinkage tube mounting position by a material transferring hand, the push rod forwards pushes the heat shrinkage tube to be sleeved on the terminal, and then the workpiece clamp is loosened and the processed workpiece is delivered to the transfer claw again;
the transfer claw conveys the round sheath wire to a workpiece clamp at the forefront end of the thermal shrinkage station, the terminal end with the thermal shrinkage pipe is clamped by the terminal clamp at the position where thermal shrinkage is not needed, the thick wire end is lifted by the thick wire fork, and the thermal shrinkage pipe is baked and thermally shrunk by the heat source device to finish the last step and then is grabbed by the blanking mechanical claw for blanking.
The invention has the beneficial effects that: the machine can simultaneously realize the procedures of peeling, unwinding, forking, end opening and heat shrinkage tube forming of the circular arc sleeve wire, thereby increasing the production efficiency and saving a great deal of cost.
Drawings
Fig. 1 is a schematic view of the appearance of the present invention.
Fig. 2 is a schematic structural view of the present invention.
Fig. 3 is a schematic view of the circular sheath wire straightening station structure of the invention.
Fig. 4 is a schematic view of another round sheath wire straightening station structure of the invention.
Fig. 5 is a schematic cross-sectional view of a round sheath wire straightening station toggle mechanism of the present invention.
Fig. 6 is a schematic rear view of the round sheath wire straightening station structure of the present invention.
Fig. 7 is a schematic view of the circular sheath wire front cutting station structure of the invention.
Fig. 8 is a schematic view of the post-stripping station structure of the round sheath wire of the present invention.
Fig. 9 is a schematic view of another post-wire stripping station of the present invention.
Fig. 10 is a schematic structural view of the brushing station, the shaping station, the forking station, the inner peeling station and the inner peeling station of the invention.
FIG. 11 is a schematic view of the construction of the ash brushing station of the present invention.
Fig. 12 is a schematic view of the shaping station structure of the present invention.
FIG. 13 is a schematic view of the split station configuration of the present invention.
FIG. 14 is a schematic view of a secondary diverging station configuration of the present invention.
FIG. 15 is a schematic cross-sectional view of a secondary diverging station of the present invention.
Fig. 16 is a schematic view of the structure of the peeling station of the present invention.
Fig. 17 is a schematic diagram of another peeling station structure of the present invention.
Fig. 18 is a schematic view of another station structure for peeling inner skin according to the present invention.
Fig. 19 is a schematic view of the structure of the end station of the present invention.
FIG. 20 is a schematic view of another end station configuration of the present invention.
Fig. 21 is a schematic view of the heat shrinkable tube mounting station structure of the present invention.
FIG. 22 is a schematic cross-sectional view of the feed channel structure of the heat shrink tube mounting station of the present invention.
FIG. 23 is a schematic cross-sectional view of a push rod of a heat shrink tube mounting station of the present invention.
Fig. 24 is a schematic view of the heat-shrinking station structure of the present invention.
Fig. 25 is a schematic view of a clamp transfer mechanism of the present invention.
Fig. 26 is a schematic view of the structure of the gripper jaw of the present invention.
FIG. 27 is a schematic view of the transfer claw of the present invention.
Description of the embodiments
The invention will be described in more detail with reference to the drawings and the detailed description
Examples
Referring to fig. 1 and 2, a round sheath wire stripping and end-punching heat shrinkage pipe machine comprises a machine body, wherein a round sheath wire straightening station 1, a round sheath wire front cutting station 2, a round sheath wire rear stripping station 3, a brushing ash station 4, a shaping station 5, a furling station 6, a secondary furling station 7, an inner skin stripping station 8, an end-punching station 9, a heat shrinkage pipe mounting mechanism 10 and a heat shrinkage station 11 are sequentially arranged on the machine body, and a clamping and transferring mechanism 12 is arranged between the stations for fixing and transferring workpieces;
referring to fig. 3 to 6, the round sheath wire straightening station 1 comprises a first roller set 13, a second roller set 14, a round sheath wire traction mechanism 15 and a toggle mechanism 16;
the first roller set 13 and the second roller set 14 respectively comprise a roller frame 17, two rows of rollers are arranged on the roller frame 17, a round sheath wire channel is arranged between the two rows of rollers, and the placement directions of the first roller set 13 and the second roller set 14 are mutually perpendicular;
The round sheath wire traction mechanism 15 comprises a movable power band group 18, a fixed power band group 19 and two guide wheels 20, wherein the movable power band group 18 and the fixed power band group 19 comprise a plurality of belt pulleys and power bands driven on the belt pulleys, and the belt pulleys are driven by a motor; the movable power band set 18 and the fixed power band set 19 are in front, and the two guide wheels 20 are in back; a circular sheath wire channel is arranged between the movable power band group 18 and the fixed power band group 19; the movable power band group 18 is pushed by a movable power band group pushing cylinder 27, so that the movable power band group 18 can be switched between contact with a round sheath line and non-contact with the round sheath line;
the toggle mechanism 16 comprises a clamping table 22 which is slidably arranged on a clamping table sliding rail 21 and can move forwards and backwards, a driving rack 23 is arranged below the clamping table 22, a belt wheel driving motor 24 and a driving shaft 26 with a driven belt pulley 25 are arranged on the lower side of the clamping table sliding rail 21, a driving gear is arranged above the driving shaft 26 and meshed with the driving rack 23, an output belt pulley 28 is arranged at the output end of the belt wheel driving motor 24, and the output belt pulley 28 is in belt transmission with the driven belt pulley 25;
A feeding sleeve 29 extending forwards and backwards is arranged in the clamping table 22, a notch is arranged below the feeding sleeve 29, and a clamping block 30 capable of moving up and down with a movable cylinder is arranged at the notch; the clamping table 22 is also provided with a sheath tube 31, the sheath tube 31 is sleeved on the front side of the feeding sleeve 29, one end of the sheath tube 31 is connected to a movable block 32, one side of the clamping table 22 is provided with a sheath tube driving cylinder 33, the movable block 32 is fixed on the movable block 32 of the sheath tube driving cylinder 33, and the sheath tube driving cylinder 33 can drive the sheath tube 31 to move forwards and backwards;
referring to fig. 7, the circular sheath wire front cutting station 2 includes a front cutting station stand 34, a vertical sliding rail is provided on the front cutting station stand 34, an upper front cutter rack 35 and a lower front cutter rack 36 which can be engaged or separated are slidably provided on the vertical sliding rail, two sets of front cutters 37 are provided below the upper front cutter rack 35, two sets of front cutters 37 are provided above the lower front cutter rack 36, a front cutter rack driving gear 40 is provided on the front cutting station stand 34, an upper front cutter rack 38 is provided on one side of the upper front cutter rack 35, a lower front cutter rack 39 is provided on one side of the lower front cutter rack 36, the front cutter rack driving gear 40 is located between the upper front cutter rack 38 and the lower front cutter rack 39 and is engaged with the lower front cutter rack 39, and the rear end of the front cutter rack driving gear 40 is driven by a front cutter rack driving motor 41;
Referring to fig. 8 and 9, the post-stripping station 3 of the round sheath wire comprises a post-stripping station stand 42, wherein a post-stripping platform transverse sliding rail is arranged on the post-stripping station stand 42, a post-stripping platform 43 is arranged on the post-stripping platform transverse sliding rail in a sliding manner, a post-stripping platform transmission rack is arranged on one side of the post-stripping platform 43, a post-stripping platform driving gear is arranged on the post-stripping station stand 42, and the post-stripping platform driving gear is coaxially driven by a post-stripping platform driving motor through a belt wheel; the rear peeling table 43 is provided with an up-down rear peeling sliding rail, the rear peeling sliding rail is provided with an upper rear peeling rack 44 and a lower rear peeling rack 45 which can be meshed or separated, two groups of rear peeling knives 46 are arranged below the upper rear peeling rack 44, two groups of rear peeling knives 46 are arranged above the lower rear peeling rack 45, the rear peeling station stand 42 is provided with a rear peeling rack driving gear 47, one side of the upper rear peeling rack 44 is provided with an upper rear peeling rack 48, one side of the lower rear peeling rack 45 is provided with a lower rear peeling rack 49, the rear peeling rack driving gear 47 is positioned between the upper rear peeling rack 48 and the lower rear peeling rack 49 and meshed with the upper rear peeling rack 48 and the lower rear peeling rack 49 respectively, and the rear end of the rear peeling rack driving gear 47 is in belt wheel transmission with a rear peeling rack driving motor 50;
Referring to fig. 10 and 11, the ash brushing station 4 includes an ash brushing station stand 51 and two ash brushing wheels 52 disposed on the ash brushing station stand 51, where the two ash brushing wheels 52 are disposed one above the other and driven by an ash brushing wheel motor to rotate;
referring to fig. 12, the shaping station 5 includes a rotary gripper jaw 53, the rotary gripper jaw 53 includes a rotating shaft 54, the rotating shaft 54 is driven by a servo motor belt, two base arms 56 with hinge lugs 55 extend from left to right at the front end of the rotating shaft 54, an upper clamp 57 and a lower clamp 58 are hinged on the hinge lugs 55, the upper clamp 57 includes a first rotating body 59 and an upper clamping jaw 60 located in front of the first rotating body 59, a first driving handle 61 is disposed behind the first rotating body 59, and two ends of the first rotating body 59 are hinged on the hinge lugs 55; the lower clamp 58 comprises a second rotating body 62 and a lower clamping jaw 63 positioned in front of the second rotating body 62, a second driving handle 64 is arranged behind the second rotating body 62, two ends of the second rotating body 62 are hinged on the hinge lugs 55, and the front ends of the upper clamping jaw 60 and the lower clamping jaw 63 have engagement capacity; the rotating shaft 54 is hollow, a pull rod 65 capable of moving back and forth is arranged in the center of the rotating shaft 54 in a penetrating manner, the rear end of the pull rod 65 is pulled by a pull rod driving air cylinder 66, two connecting rods 67 are hinged to the front side of the pull rod 65, one of the other ends of the two connecting rods 67 is hinged to the first driving handle 61, and the other end of the two connecting rods 67 is hinged to the second driving handle 64;
Referring to fig. 13, the furcation station 6 includes a furcation station stand 72, a thick wire clamp 69 is arranged on the furcation station stand 72, and the thick wire clamp 69 includes an upper thick wire clamp 70 and a lower thick wire clamp 71 driven by a cylinder; the left forking guide rail 73 and the right forking guide rail 74 which are positioned at two sides of the thick wire clamp 69 are arranged on the forking station vertical frame 72, a left forking table 75 driven by a pneumatic cylinder is slidably arranged on the left forking guide rail 73, a mechanical cylinder finger is arranged in front of the left forking table 75, two fingers of the mechanical cylinder finger are respectively connected with the left upper clamping plate 76 and the left lower clamping plate 77, a left thin wire die groove 78 is arranged on the right side of the lower surface of the left upper clamping plate 76 and the right side of the upper surface of the left lower clamping plate 77, and the left upper clamping plate 76 and the left lower clamping plate 77 can be clamped up and down to form a left thin wire clamp; a right forking table 79 driven by an air cylinder is slidably arranged on the right forking guide rail 74, a mechanical air cylinder finger is arranged in front of the right forking table 79, two fingers of the mechanical air cylinder finger are respectively connected with an upper right clamping plate 80 and a lower right clamping plate 81, and a right fine line die groove 82 is formed in the left side of the lower surface of the upper right clamping plate 80 and the left side of the upper surface of the lower right clamping plate 81; the right upper clamping plate 80 and the right lower clamping plate 81 can be clamped up and down to form a right fine line clamping head; the right sides of the upper right clamping plate 80 and the lower right clamping plate 81 are also provided with arc transition edges 83;
Referring to fig. 14 and 15, the secondary splitting station 7 includes a secondary splitting stand 84, a coarse wire fixing fork 85 which moves up and down and a coarse wire fixing fork driving cylinder 86 which drives the coarse wire fixing fork 85 are arranged on the secondary splitting stand 84, a secondary splitting tip 87 which can move up and down is arranged behind the coarse wire fixing fork 85, and the secondary splitting tip 87 is connected with a secondary splitting cylinder 88 which moves up and down and drives the secondary splitting tip 87; an elastic workpiece table 89 is arranged below the secondary split vertical frame 84, and the elastic workpiece table 89 is pressed down to return without pressure; the elastic workpiece table 89 is provided with a fixed table with a thick line fixed groove 90 in cooperation with the thick line fixed fork 85;
referring to fig. 16 to 18, the peeling station 8 includes an peeling stand 68, a double-thread fixing structure and a double-thread peeling structure, wherein the double-thread fixing structure is disposed on the peeling stand, and comprises a double-thread fixing fork 91 and a movable seat 92 which can be mutually folded, the double-thread fixing fork 91 is driven by a double-thread fixing fork driving cylinder 93, the movable seat 92 is driven by a movable seat driving cylinder 94, and the double-thread fixing fork 91 and the movable seat 92 can be folded to fix the double-thread 95 on the movable seat; the double-fine-wire peeling structure comprises an upper fine-wire peeling knife rest 96 and a lower fine-wire peeling knife rest 97, a fine-wire peeling knife 98 is arranged on the lower side of the upper fine-wire peeling knife rest 96 and the upper side of the lower fine-wire peeling knife rest 97, a fine-wire peeling knife rest vertical sliding rail 99 is arranged on the inner peeling knife rest 68, the upper fine-wire peeling knife rest 96 and the lower fine-wire peeling knife rest 97 are arranged on the fine-wire peeling knife rest vertical sliding rail 99 in a sliding manner, racks are arranged on one sides of the upper fine-wire peeling knife rest 96 and the lower fine-wire peeling knife rest 97, a driving gear is arranged on the inner side of the inner peeling knife rest 68 and is driven by a servo motor belt pulley, and the racks on one side of the upper fine-wire peeling knife rest 96 and the lower fine-wire peeling knife rest 97 are meshed with the driving gear, so that the upper fine-wire peeling knife rest 96 and the lower fine-wire peeling knife rest 97 can be meshed with each other or separated;
Referring to fig. 19 and 20, the end punching station 9 includes an end punching stand 100 and a terminal feeding mechanism, a punch head 101 capable of moving up and down is arranged in front of the end punching stand 100, the punch head 101 is driven by a punch head driving device, a curved die cavity 103 is concavely arranged below the punch head 101, a thimble 104 is arranged below the punch head 101, and the thimble 104 is just inserted into the curved die cavity 103 to be padded below a terminal when the punch head 101 moves down; the terminal conveying mechanism comprises a feeding table 105 and a stirring claw 106, wherein a terminal flow groove 107 is formed in the feeding table 105, the stirring claw 106 is hinged to the end-beating vertical frame 100, the stirring claw 106 faces the terminal flow groove 107, one end of the stirring claw 106 is connected with a driving cylinder, so that the stirring claw 106 can bend and stretch to stir the terminal to be conveyed forwards;
21-23, a heat shrinkage tube mounting mechanism 10 comprises a feeding device, wherein a feeding channel 109 for conveying heat shrinkage tubes 108 is arranged in the center of the feeding device, clamping blocks 110 are arranged on two sides of the middle of the feeding channel 109, and two sides of the clamping blocks 110 are driven by a clamping block driving cylinder 111 to extend into the feeding channel 109 to clamp the heat shrinkage tubes so as to be convenient to cut; the front side of the feeding device is provided with a material moving hand 112, the material moving hand 112 comprises a main arm cylinder 113 capable of moving left and right, and the movable end of the main arm cylinder 113 is provided with a heat shrinkage tube clamping claw 114 formed by two-finger assembly clamp ears of pneumatic fingers; the heat-shrinkable tube clamping claw is positioned in front of the feeding channel 109, a heat-shrinkable tube cutter 115 for cutting operation is arranged between the heat-shrinkable tube clamping claw 114 and the feeding channel 109, and the upper end of the heat-shrinkable tube cutter 115 is connected with a heat-shrinkable tube cutter 115 driving cylinder; the front end of the heat shrinkage tube stretches into the heat shrinkage tube clamping claw 114 and is clamped, the rear end of the clamping block 110 is driven by the clamping block driving cylinder 111 to clamp the heat shrinkage tube, then the heat shrinkage tube is cut off by the heat shrinkage tube cutter 115 in a descending mode, the main arm cylinder 113 stretches forwards to enable the heat shrinkage tube clamping claw 114 to drive the cut heat shrinkage tube to move forwards to a heat shrinkage tube assembly position, a push rod 116 is arranged behind the heat shrinkage tube assembly position, a workpiece clamp is arranged in front of the heat shrinkage tube assembly position, the workpiece clamp comprises a wire fixing clamp 117 and a terminal fixing clamp 118 which are driven by a cylinder, the wire fixing clamp 117 is used for fixing double thin wires, and the front end of the terminal fixing clamp 118 is used for fixing the front end of the terminal to expose the rear end to be processed; a push rod cylinder 119 is arranged at the rear side of the push rod 116, when the split wire with the terminal is fixed on the workpiece clamp, the push rod cylinder 119 pushes the push rod 116 to move forward, and the heat shrink tube clamping claw 114 releases the heat shrink tube so as to push the heat shrink tube 108 to be sleeved on the terminal;
Referring to fig. 24, the heat shrinkage station 11 includes a circulation fixture assembly formed by arranging a plurality of workpiece fixtures on a circulation rail 102, the circulation rail 102 is driven by a motor to circularly rotate, the circulation fixture assembly includes a terminal fixture 134 and a thick wire fixture 135, the terminal fixture 134 includes a presser foot seat 136 fixed on the circulation rail 102 and a presser foot cylinder 137, and the presser foot cylinder 137 can downwardly press the presser foot seat 136; the thick line clamp 135 comprises a thick line fork seat 120 and a thick line fork 121; a heat source device 122 for baking the heat shrinkage tube is arranged between the thick line clamp 135 and the terminal clamp 134 and is a built-in electric heating tube roaster; a discharging mechanical claw 123 is further arranged at the rear side of the circulating rail 102, and the discharging mechanical claw 123 has XY degrees of freedom to discharge the workpiece which is positioned at the tail end of the circulating rail 102 and is subjected to the thermal shrinkage process;
25-27, further comprising a clamping and transferring mechanism 12, wherein the clamping and transferring mechanism 12 comprises a clamping jaw set and a transferring jaw set 123, the clamping jaw set 123 comprises a plurality of clamping jaws, and the upper ends of the clamping jaws are driven by a clamping jaw cylinder 138 so that the clamping jaws fix and release the circular arc sleeve wire to play a clamping role; the clamping jaw set comprises a first clamping jaw 124 arranged at the front end of the round sheath wire rear stripping station 3, a second clamping jaw 125 arranged at the front end of the brushing station 4, a third clamping jaw 126 arranged at the front end of the shaping station 5, a fourth clamping jaw 127 arranged at the front end of the forking station 6, a fifth clamping jaw 128 arranged at the front end of the secondary forking station 7 and a sixth clamping jaw 129 arranged at the front end of the inner stripping station 8;
The transfer claw group 130 comprises a plurality of transfer claws 131 for transferring workpieces from a previous station to a next station, a transfer claw cylinder 132 is arranged at the lower end of the transfer claw 131, the transfer claw cylinder 132 is arranged on a linear moving table 133 and can move back and forth, and the transfer claw cylinder drives the transfer claws to fix and loosen the circular-arc sleeve wire to play a clamping role; the rear side of the transfer claw responsible for transferring the heat shrinkage tube mounting mechanism to the heat shrinkage station is also provided with a double fine wire support.
When the novel sheath wire stripping machine is used, a round sheath wire is driven to advance through a round sheath wire straightening station 1, then the front end of the round sheath wire is stripped when the round sheath wire reaches a round sheath wire front cutting station 2, then the round sheath wire stretches out, a transfer claw bites the round sheath wire, a front cutter bites the round sheath wire to cut off the rear end of the round sheath wire, the transfer claw sends the round sheath wire to a rear stripping station 3, a first clamping claw is fixed, a rear stripping knife bites the rear end of the round sheath wire and then retracts, and the rear end of the round sheath wire is stripped; the first gripper jaw 124 transfers the round sheath wire to the transfer jaw, the transfer jaw transfers the round sheath wire to the second gripper jaw 125 of the ash brushing station 4, after the second gripper jaw grabs the round sheath wire, the double fine wire end of the round sheath wire stretches into the space between the two ash brushing wheels to clean lime powder on the double fine wire, the second gripper jaw transfers the round sheath wire to the transfer jaw, the transfer jaw transfers the round sheath wire to the third gripper jaw 126 of the shaping station 5, the double fine wire at the front end of the round sheath wire is positioned between the upper gripper jaw and the lower gripper jaw, the pull rod of the rotary gripper jaw moves so that the upper gripper jaw and the lower gripper jaw fold to grab the double fine wires which are screwed together, then the rotary shaft reversely rotates along the spiral direction of the double fine wires to realize unwinding, and then the third gripper jaw transfers the round sheath wire to the transfer jaw;
The transferring claw sends the round sheath wire to the fourth clamping claw 127 of the furcation station 6, the thick wire clamp clamps the round sheath wire, the left thin wire clamp clamps the left one of the double thin wires, the right thin wire clamp clamps the right one of the double thin wires, and then the double thin wires are furcated and formed by mutually separating; then the fourth clamping claw releases the round sheath wire to be transferred to the transferring claw;
the transferring claw sends the round sheath wire to the fifth clamping claw 128 of the secondary forking station 7, the thick wire fixing fork fixes the round sheath wire in the thick wire fixing groove, and the secondary forking tip descends to fork the fine wire for secondary forming; then the fifth clamping claw releases the round sheath wire to be transferred to the transferring claw;
the transferring claw sends the round sheath wire to the sixth clamping claw 129 of the inner wire stripping station 8, the double thin wire fixing fork and the movable seat fix the double thin wires, after the upper thin wire stripping knife rest and the lower thin wire stripping knife rest are folded in place, the thin wire outer skin is cut off by the thin wire stripping knife, then the movable seat retreats to remove the thin wire outer skin, after the peeling work is completed, the double thin wire fixing fork and the movable seat are separated, and then the sixth clamping claw loosens the round sheath wire and transfers the round sheath wire to the transferring claw;
the transfer claw sends the round sheath wire to the end making station 9, firstly, one thin wire in the double thin wires enters the lower part of the stamping head, the terminal sending mechanism sends the terminal to one thin wire, then the stamping head descends to fix the front end of the terminal on the thin wire, then the transfer claw moves to send the other thin wire to the lower part of the stamping head, the terminal sending mechanism sends the terminal to the thin wire, and then the stamping head descends to fix the front end of the terminal on the thin wire to finish the end making of the double thin wires;
The transfer claw sends the round sheath wire to the workpiece clamp of the heat shrinkage tube installation mechanism 10, then after the heat shrinkage tube comes out and the feeding channel is cut off, the heat shrinkage tube is sent to the heat shrinkage tube assembly position by the material transferring hand, the push rod forwards pushes the heat shrinkage tube to be sleeved on the terminal, and then the workpiece clamp is loosened and the processed workpiece is delivered to the transfer claw again;
the transfer claw conveys the round sheath wire to the workpiece clamp at the forefront end of the thermal shrinkage station 11, the terminal end with the thermal shrinkage pipe is clamped by the terminal clamp without the thermal shrinkage part, the thick wire end is lifted by the thick wire fork, and the thermal shrinkage pipe is gripped by the blanking mechanical claw for blanking after the final step of baking and thermal shrinkage is completed by the heat source device.
The invention has the beneficial effects that: the machine can simultaneously realize the procedures of peeling, unwinding, forking, end opening and heat shrinkage tube forming of the circular arc sleeve wire, thereby increasing the production efficiency and saving a great deal of cost.