CN103290618A - Straight buttonhole machine - Google Patents
Straight buttonhole machine Download PDFInfo
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- CN103290618A CN103290618A CN2013102306784A CN201310230678A CN103290618A CN 103290618 A CN103290618 A CN 103290618A CN 2013102306784 A CN2013102306784 A CN 2013102306784A CN 201310230678 A CN201310230678 A CN 201310230678A CN 103290618 A CN103290618 A CN 103290618A
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Abstract
The invention provides a straight buttonhole machine and belongs to the technical field of mechanical equipment. The straight buttonhole machine solves the problems that a needle bar transmission mechanism, a swing transmission mechanism, a feeding mechanism and a cutting structure used for making an opening in cloth are unstable in transmission and deviation can easily occur in an existing straight buttonhole machine. The straight buttonhole machine comprises a base and a machine head shell. An upper shaft is fixedly arranged in the machine head shell, one end of the upper shaft penetrates through the machine head shell and is connected with a motor rotor and driven by the motor rotor to rotate, a needle bar support is arranged on the machine head portion of the machine head shell, a needle bar is vertically arranged in the free end of the needle bar support in a penetrating mode, a needle bar transmission mechanism capable of driving the needle bar to vertically move on the needle bar support is arranged between the needle bar and the upper shaft, and a synchronous transmission mechanism, a swing transmission mechanism, a feeding mechanism and a hole cutting shear are arranged in the machine head shell. The straight buttonhole machine has the advantages that transmission is stable, errors which appear are controlled within an error range, and the work effect of the whole straight buttonhole machine can be enhanced.
Description
Technical field
The invention belongs to mechanical equipment technical field, relate to a kind of straight buttonholing machine.
Background technology
Sewing machines is to use one or more sewing thread, forms one or more stitchings, the machine that makes one or more layers sewing interweave or unite by a seam at sewing.In sewing machine technique, in order to improve the efficient of sewing operation, advanced the high speed of the speed of service in the last few years always.
Button holing sewing machine is very important a kind of equipment in the Sewing machines machinery, and button holing sewing machine is called for short lockstitch button holder, and this lockstitch button holder is mainly used in processing the buttonhole in all kinds of dress ornaments, is divided into two kinds of straight buttonholing machine and eyelet buttonhole sewing machines.The shank of straight buttonholing machine except moving up and down, also will be done horizontal balancing point motion in the process of making, make sewing needle thrust sewing at the diverse location in needle plate hole, realizes left line, right line, front and back noose, makes to finish complete buttonhole.Shank swing performance is very important for the stability of lockstitch button holder work, and whether the shank amplitude of fluctuation with the quality of lockstitch button holder sewing efficiency and the height of fault rate has direct relation rationally with stable.
Development along with lockstitch button holder, existing lockstitch button holder generally all adopts motor-driven, the transmission main shaft that is arranged in the lockstitch button holder casing then stretches out housing and links to each other with motor, the other end of transmission main shaft then links to each other with each mechanism of lockstitch button holder, and the power of motor is transferred to worker's energy that each mechanism finishes lockstitch button holder.
Traditional straight buttonholing machine, the transmission effect of the whole stand lock eye Sewing machines of influence deviation appears, in thorn material transmission mechanism, swinging transmission mechanism, feed mechanism and in the roll setting structure transmission shakiness of cloth upper shed easily.
Summary of the invention
The objective of the invention is to have the problems referred to above at existing technology, proposed the more steady straight buttonholing machine of a kind of each moving component transmission.
Purpose of the present invention can realize by following technical proposal: a kind of straight buttonholing machine, comprise pedestal and be arranged on head shell on the pedestal admittedly, be installed with axle in the described head shell, the external part that the end that should go up axle passes head shell and should go up axle directly links to each other with rotor and drives rotation by rotor, it is characterized in that, chain-drive section at head shell is provided with needle bar bracket, one end of needle bar bracket by bolted splice on the chain-drive section of above-mentioned head shell, the other end of this needle bar bracket is free end, free end at needle bar bracket vertically is equipped with shank, described shank and above-mentioned going up are provided with between the axle and can drive the thorn material transmission mechanism that shank moves up and down at needle bar bracket, in head shell, also be provided be parallel to above-mentioned on the axle lower shaft, described going up is provided with the synchronous drive mechanism that synchronous drive lower shaft rotates between axle and the lower shaft, between the free end of lower shaft and above-mentioned needle bar bracket, be provided with and drive the swinging transmission mechanism that the needle bar bracket free end swings around above-mentioned hinged end, the pedestal that is positioned at lower parts of needle is provided with the rectangle delivery sheet, the rectangle delivery sheet and above-mentioned on be provided with between the axle and can drive the rectangle delivery sheet and make the feed mechanism that seesaws with respect to pedestal, chain-drive section in head shell is provided with the sanction eye cutter that is parallel to above-mentioned shank, be provided with the roll setting rocking bar between described sanction eye cutter and the last axle, the middle part of this roll setting rocking bar is hinged on the head shell wall, above-mentioned sanction eye cutter is by the end of bolted splice at above-mentioned roll setting rocking bar, and the other end of this roll setting rocking bar is connected with the above-mentioned axle of going up by the connecting rod rocking arm.
This straight buttonholing machine, the transmission of thorn material transmission mechanism, synchronous drive mechanism, swinging transmission mechanism, feed mechanism and sanction eye cutter, reasonable structural arrangement, transmission is stable.
In above-mentioned a kind of straight buttonholing machine, offer on the described head shell outer wall for above-mentioned motor being installed and being complementary with above-mentioned motor shape and can play the square groove of position-limiting action to motor, above-mentioned motor is connected in the square groove and passes motor case with bolt and is fixed on the head shell, be provided with the rubber buffer sheet between motor and square groove, the described axle of going up links to each other with rotor by shaft joint.When motor in the running, motor is to have vibrations by being bolted to unavoidably on the head shell, because the vibrations meeting of motor affects to the rotation of last axle, the rubber buffer sheet mainly plays cushioning effect, the vibrations of motor are better calmed down, improve the accuracy of transmission.
In above-mentioned a kind of straight buttonholing machine, be provided with the selflubricatingpiston cover between described needle bar bracket and the shank, this selflubricatingpiston cover is arranged on the free end of above-mentioned needle bar bracket admittedly, and what above-mentioned shank slided is located in the above-mentioned selflubricatingpiston cover.Selflubricatingpiston cover is current material, can directly buy on market, and generally this selflubricatingpiston is with graphite and polytetrafluoro is made.
In above-mentioned a kind of straight buttonholing machine, described thorn material transmission mechanism comprises the eccentric cam that is set on the axle, be hinged with connecting rod at eccentric cam, the other end of connecting rod is rotatably connected to pin, the radial direction of described pin upper edge pin offers installing hole, above-mentioned shank upper end is located in the described installing hole, free end end face at pin offers the lockhole that is connected with above-mentioned installing hole, spiral has bolt in the lockhole, the head of described bolt is fixed with friction pad, offer locating slot on the outer wall of described shank upper end, the friction pad that shank is connected this bolt with pin spiral end puts in above-mentioned lockhole and this bolt is resisted against on the locating slot bottom land of above-mentioned shank.Shank is connected simply with the structure of pin, head at bolt is fixed with friction pad, and being resisted against with friction pad in the locating slot bottom land of shank mainly is in order to prevent that rigid the leaning of bolt head and shank locating slot bottom land from causing damage to the shank locating slot.
As another kind of structure, in above-mentioned a kind of straight buttonholing machine, thorn material transmission mechanism is included in and vertically is installed with oil cylinder on the needle bar bracket, offer connecting hole one on the piston rod external part end face in the oil cylinder, the interference of shank upper end is located in the connecting hole one with above-mentioned piston rod and is connected mutually, is provided with resilient sleeve between shank and piston rod.The purpose of She Zhiing is to allow the thorn material transmission of shank and last axle break away from like this, alleviates the transmission burden that goes up axle.
In above-mentioned a kind of straight buttonholing machine, described synchronous drive mechanism comprises first group of umbrella tooth and second group of umbrella tooth, be provided with between first group of umbrella tooth and the second group of umbrella tooth be orthogonal to above-mentioned on the connecting axle of axle, one end of connecting axle is fixed first group of umbrella tooth, the other end of connecting axle is fixed second group of umbrella tooth, described first group of umbrella tooth comprises umbrella tooth one and the umbrella tooth two that is meshed with umbrella tooth one in the lump perpendicular to the umbrella tooth, described umbrella tooth one is fixed on above-mentioned going up on the axle, described umbrella tooth two is fixed on the above-mentioned connecting axle, described second group of umbrella tooth comprises umbrella tooth three and perpendicular to umbrella tooth three and the umbrella tooth four that is meshed with umbrella tooth three, described umbrella tooth three is connected on the above-mentioned connecting axle, and described umbrella tooth four is fixed on the above-mentioned lower shaft.
In above-mentioned a kind of straight buttonholing machine, described swinging transmission mechanism comprises eccentric wheel and the integrally manufactured driving member of gear, this driving member and four engagements of above-mentioned umbrella tooth are also rotated by the moving driving member of the umbrella tooth four-tape, between driving member and above-mentioned needle bar bracket, also be provided with and stir the shifting shaft that needle bar bracket swings, be provided with the protruding handle mechanism of connecting rod between this shifting shaft and the driving member, the other end of this shifting shaft sets firmly to be put one and stirs seat, be hinged with movable block by bearing pin stirring on the seat, be provided with the buckling groove of rectangle at above-mentioned needle bar bracket, described buckling groove two cell walls offer gathering sill, two long limit Bian Bi of above-mentioned movable block are provided with bar blocks, and above-mentioned movable block is by gathering sill being connected in the buckling groove of slip of matching with above-mentioned bar blocks.
In above-mentioned a kind of straight buttonholing machine, described feed mechanism comprises that the head shell that is positioned at the axle below is provided with feed table, described feed table and above-mentioned going up are provided with between the axle and drive feed table rotation feeding link gear, be provided with linkage between described feed table and the above-mentioned rectangle delivery sheet, this feeding link gear is included in axle and is provided with worm screw, this worm screw is connected with driving gear by worm gear, driving gear and driven gear engagement, driven gear is provided with vertical shaft, the other end of this vertical shaft is fixed with travelling gear, this travelling gear and the engagement of above-mentioned feed table, described linkage comprises the pitman arm one that is hinged with the rectangle delivery sheet, the other end of this pitman arm one is hinged with pitman arm two, be rotatably connected to fairlead on the free end of described pitman arm two, card at feed table offers eccentric gathering sill, and described fairlead is arranged in above-mentioned eccentric gathering sill.
As another kind of structure, in above-mentioned a kind of straight buttonholing machine, described feed mechanism comprises cylinder, described cylinder is connected on the described pedestal by a mount pad, one end of this cylinder piston rod stretches out cylinder and is hinged with Z-shaped connecting rod by a connector, and the other end of this Z-shaped connecting rod and above-mentioned rectangle delivery sheet are hinged.The purpose of She Zhiing is the transmission that is in transmission connection and goes up axle in breaking away from that makes feed mechanism like this, further alleviates the transmission burden that goes up axle.
In above-mentioned a kind of straight buttonholing machine, described sanction eye cutter comprises cutting edge and the knife rest bar that is connected with cutting edge, there is tool rest the lower end of described knife rest bar by bolting, offer link slot on the described tool rest, offer connecting hole two on the described connection cell wall, offer strip hole at above-mentioned cutting edge, described cutting edge wears above-mentioned strip hole by bolt, connecting hole two is connected in the link slot of tool rest, between cutting edge rear end and connection cell wall, cushion pad is set also, being connected in the above-mentioned link slot of described cushion pad interference, the cutting edge line of described cutting edge cutting edge and cloth datum level form the inclination angle, and this inclination angle is 30 °.After being provided with the inclination angle, during the cutting edge of this cutting edge incision cloth at first by some incision of corner, the line segment contact improvement of part is the some contact, thereby further dwindle contact area, improve the strength of incision, cutting edge contact cloth is reduced into local line segment contact by comprehensive line contact, and it is to have certain buffer time in the time of making cutting edge cutting edge incision cloth that the cushion pad purpose is set.
Compared with prior art, thorn material transmission mechanism in this straight buttonholing machine, swinging transmission mechanism, feed mechanism and accurate in the roll setting structure structure of cloth upper shed, transmission is comparatively stable, and the error of appearance can improve the work effect of whole straight buttonholing machine within error range.
Description of drawings
Fig. 1 is the perspective view of this straight buttonholing machine.
Fig. 2 is the broken section structural representation of this straight buttonholing machine.
Fig. 3 is the blast perspective view of thorn material transmission mechanism in this straight buttonholing machine.
Fig. 4 is the broken section structural representation of needle bar bracket and shank in this straight buttonholing machine.
Fig. 5 is the blast perspective view of synchronous drive mechanism in this straight buttonholing machine.
Fig. 6 is the blast perspective view of swinging transmission mechanism in this straight buttonholing machine.
Fig. 7 is the perspective view of feed mechanism in this straight buttonholing machine.
Fig. 8 is the blast perspective view that a sanction eye cutter, roll setting rocking bar are connected with last through-drive in this straight buttonholing machine.
Fig. 9 is the part sectional structure schematic diagram of thorn material transmission mechanism in the present embodiment two.
Figure 10 is the sectional structure schematic diagram of feed mechanism part in the present embodiment two.
Among the figure, 1, pedestal; 2, head shell; 2a, square groove; 3, go up axle; 4, rotor; 5, needle bar bracket; 6, shank; 6a, locating slot; 7, lower shaft; 8, rectangle delivery sheet; 9, cut out the eye cutter; 10, roll setting rocking bar; 11, rubber buffer sheet; 12, shaft joint; 13, selflubricatingpiston cover; 14, eccentric cam; 15, pin; 15a, installing hole; 15b, lockhole; 16, bolt; 17, friction pad; 18, oil cylinder; 18a, connecting hole one; 19, resilient sleeve; 20, connecting axle; 21, the umbrella tooth one; 22, the umbrella tooth two; 23, the umbrella tooth three; 24, the umbrella tooth four; 25, eccentric wheel; 26, driving member; 27, shifting shaft; 28, stir seat; 29, movable block; 29a, bar blocks; 30, buckling groove; 30a, gathering sill; 31, feed table; 31a, eccentric gathering sill; 32, worm screw; 33, worm gear; 34, driving gear; 35, driven gear; 36, vertical shaft; 37, travelling gear; 38, pitman arm one; 39, pitman arm two; 40, fairlead; 41, cylinder; 42, mount pad; 43, Z-shaped connecting rod; 44, cutting edge; 45, knife rest bar; 46, tool rest; 47, link slot; 48, connecting hole two; 49, strip hole; 50, cushion pad.
The specific embodiment
Below be specific embodiments of the invention and by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
Embodiment one:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 or shown in Figure 8: a kind of straight buttonholing machine mainly is made up of pedestal 1 and head shell 2, this head shell 2 is arranged on the pedestal 1 admittedly, be installed with axle 3 in the head shell 2, the external part that the end that should go up axle 3 passes head shell 2 and should go up axle 3 directly links to each other with rotor 4 and drives rotations by rotor 4, during actual the manufacturing, offer on these head shell 2 outer walls for above-mentioned motor being installed and being complementary with above-mentioned motor shape and can play the square groove 2a of position-limiting action to motor, motor is connected among the square groove 2a and passes motor case with bolt and is fixed on the head shell 2, be provided with rubber buffer sheet 11 between motor and square groove 2a, last axle 3 links to each other with rotor 4 by shaft joint 12.
Chain-drive section at head shell 2 is provided with needle bar bracket 5, one end of needle bar bracket 5 by bolted splice on the chain-drive section of above-mentioned head shell 2, the other end of this needle bar bracket 5 is free end, free end at needle bar bracket 5 vertically is equipped with shank 6, during actual the manufacturing, be provided with selflubricatingpiston cover 13 between this needle bar bracket 2 and the shank 6, this selflubricatingpiston cover 13 is arranged on the free end of above-mentioned needle bar bracket 5 admittedly, and what shank 6 slided is located in the above-mentioned selflubricatingpiston cover 13.
Be provided with between shank 6 and the last axle 3 and can drive the thorn material transmission mechanism that shank 6 moves up and down at needle bar bracket 5, as Fig. 3 or shown in Figure 4, the structure of this thorn material transmission mechanism is: mainly by the eccentric cam 14 that is set on the axle 3, be hinged with connecting rod at eccentric cam 14, the other end of connecting rod is rotatably connected to pin 15, the radial direction of pin 15 upper edge pins 15 offers installing hole 15a, shank 6 upper ends are located among the installing hole 15a, free end end face at pin 15 offers the lockhole 15b that is connected with installing hole 15a, spiral has bolt 16 among the lockhole 15b, the head of bolt 16 is fixed with friction pad 17, offer locating slot 6a on the outer wall of shank 6 upper ends, when shank 6 was connected with pin 15, the friction pad 17 that the spiral end of this bolt 16 passes lockhole 15b and this bolt 16 was resisted against on the locating slot 6a bottom land of shank 6.
In head shell 2, also be provided be parallel to above-mentioned on axle 3 lower shaft 7, be provided with the synchronous drive mechanism that synchronous drive lower shaft 7 rotates between last axle 3 and the lower shaft 7, between the free end of lower shaft 7 and needle bar bracket 5, be provided with and drive the swinging transmission mechanism that needle bar bracket 5 free ends swing around above-mentioned hinged end, as shown in Figure 5, this synchronous drive mechanism is: mainly be made up of first group of umbrella tooth and second group of umbrella tooth, be provided with between first group of umbrella tooth and the second group of umbrella tooth be orthogonal to above-mentioned on the connecting axle 20 of axle, one end of connecting axle 20 is fixed first group of umbrella tooth, the other end of connecting axle 20 is fixed second group of umbrella tooth, first group of umbrella tooth comprises umbrella tooth 1 and perpendicular to umbrella tooth 1 and the umbrella tooth 2 22 that is meshed with umbrella tooth 1, umbrella tooth 1 is fixed on above-mentioned going up on the axle 3, umbrella tooth 2 22 is fixed on the connecting axle 20, second group of umbrella tooth comprises umbrella tooth 3 23 and perpendicular to umbrella tooth 3 23 and the umbrella tooth 4 24 that is meshed with umbrella tooth 3 23, umbrella tooth 3 23 is connected on the connecting axle 20, and umbrella tooth 4 24 is fixed on the above-mentioned lower shaft 7; As Fig. 5 or shown in Figure 6, this swinging transmission mechanism is: mainly be made up of eccentric wheel 25 and the integrally manufactured driving member 26 of gear, this driving member 26 drives driving member 26 rotations with 4 24 engagements of umbrella tooth and by umbrella tooth 4 24, between driving member 26 and needle bar bracket 5, also be provided with and stir the shifting shaft 27 that needle bar bracket 5 swings, be provided with the protruding handle mechanism of connecting rod between this shifting shaft 27 and the driving member 26, the other end of this shifting shaft 27 set firmly put one stir the seat 28, be hinged with movable block 29 by bearing pin on 28 stirring seat, be provided with the buckling groove 30 of rectangle at needle bar bracket 5,30 liang of cell walls of buckling groove offer gathering sill 30a, two long limit Bian Bi of movable block 29 are provided with bar blocks 29a, and movable block 29 is by gathering sill 30a being connected in the buckling groove 30 of slip of matching with above-mentioned bar blocks 29a.
The pedestal 1 that is positioned at shank 6 belows is provided with rectangle delivery sheet 8, rectangle delivery sheet 8 and on axle be provided with between 3 and can drive rectangle delivery sheet 8 and make the feed mechanism that seesaws with respect to pedestal 1, as shown in Figure 7, this feed mechanism is: mainly be provided with feed table 31 by the head shell 2 that is positioned at axle 3 belows and form, be provided with between feed table 31 and the last axle 3 and drive feed table 31 rotation feeding link gears, this feeding link gear is included in axle 3 and is provided with worm screw 32, this worm screw 32 is connected with driving gear 34 by worm gear 33, driving gear 34 and driven gear 35 engagements, driven gear 35 is provided with vertical shaft 36, the other end of this vertical shaft 36 is fixed with travelling gear 37, this travelling gear 37 and above-mentioned feed table 31 engagements; Be provided with linkage between feed table 31 and the rectangle delivery sheet 8, linkage comprises the pitman arm 1 that is hinged with rectangle delivery sheet 8, the other end of this pitman arm 1 is hinged with pitman arm 2 39, be rotatably connected to fairlead 40 on the free end of described pitman arm 2 39, card at feed table 31 offers eccentric gathering sill 31a, and fairlead 40 is arranged in above-mentioned eccentric gathering sill 31a.
As shown in Figure 8, chain-drive section in head shell 2 is provided with the sanction eye cutter 9 that is parallel to shank 6, cut out eye cutter 9 and go up between the axle 3 and be provided with roll setting rocking bar 10, the middle part of this roll setting rocking bar 10 is hinged on head shell 2 walls, cut out eye cutter 9 by the end of bolted splice at roll setting rocking bar 10, the other end of this roll setting rocking bar 10 is connected with last axle 3 by the connecting rod rocking arm; During actual the manufacturing, this sanction eye cutter 9 mainly is made up of with the knife rest bar 45 that is connected with cutting edge 44 cutting edge 44, there is tool rest 46 lower end of knife rest bar 45 by bolting, offer link slot 47 on the described tool rest 46, offer connecting hole 2 48 on described link slot 47 walls, offer strip hole 49 at cutting edge 44, described cutting edge 44 wears strip hole 49 by bolt, connecting hole 2 48 is connected in the link slot 47 of tool rest 46, between cutting edge 44 rear ends and link slot 47 walls, cushion pad 50 is set also, being connected in the above-mentioned link slot 47 of cushion pad 50 interference, the cutting edge line of described cutting edge 44 cutting edges and cloth datum level form the inclination angle, and this inclination angle is 30 °; After being provided with the inclination angle, during the cutting edge of this cutting edge 44 incision cloth at first by some incision of corner, the line segment contact improvement of part is the some contact, thereby further dwindle contact area, improve the strength of incision, cutting edge contact cloth is reduced into local line segment contact by comprehensive line contact, and it is to have certain buffer time in the time of making cutting edge 44 cutting edges incision cloth that the cushion pad purpose is set.
Embodiment two:
As Fig. 9 or shown in Figure 10, present embodiment and embodiment one structure are basic identical, difference is: thorn material transmission mechanism is included in and vertically is installed with oil cylinder 18 on the needle bar bracket 5, offer connecting hole one 18a on the piston rod external part end face in the oil cylinder 18, shank 6 upper end interference are located among connecting hole one 18a with above-mentioned piston rod and are connected mutually, are provided with resilient sleeve 19 between shank 6 and piston rod; Feed mechanism comprises cylinder, described cylinder 41 is connected on the described pedestal 1 by a mount pad 42, one end of these cylinder 41 piston rods stretches out cylinder 41 and is hinged with Z-shaped connecting rod 43 by a connector, the other end of this Z-shaped connecting rod 43 and above-mentioned rectangle delivery sheet 8 are hinged, its concrete structure is: piston rod is connected mutually with an end of Z-shaped connecting rod 43 upper booms, upper boom and the king-rod of Z-shaped connecting rod 43 are hinged, the middle part of king-rod is hinged on the pedestal 1, the other end and the lower beam of king-rod are hinged, and the other end of lower beam and above-mentioned rectangle delivery sheet 8 are hinged.
Specific embodiment described herein only is that the present invention's spirit is illustrated.Those skilled in the art can make various modifications or replenish or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although this paper has used morely: pedestal 1; Head shell 2; Square groove 2a; Last axle 3; Rotor 4; Needle bar bracket 5; Shank 6; Locating slot 6a; Lower shaft 7; Rectangle delivery sheet 8; Cut out eye cutter 9; Roll setting rocking bar 10; Rubber buffer sheet 11; Shaft joint 12; Selflubricatingpiston cover 13; Eccentric cam 14; Pin 15; Installing hole 15a; Lockhole 15b; Bolt 16; Friction pad 17; Oil cylinder 18; Connecting hole one 18a; Resilient sleeve 19; Connecting axle 20; Umbrella tooth 1; Umbrella tooth 2 22; Umbrella tooth 3 23; Umbrella tooth 4 24; Eccentric wheel 25; Driving member 26; Shifting shaft 27; Stir seat 28; Movable block 29; Bar blocks 29a; Buckling groove 30; Gathering sill 30a; Feed table 31; Eccentric gathering sill 31a; Worm screw 32; Worm gear 33; Driving gear 34; Driven gear 35; Vertical shaft 36; Travelling gear 37; Pitman arm 1; Pitman arm 2 39; Fairlead 40; Cylinder 41; Mount pad 42; Z-shaped connecting rod 43; Cutting edge 44; Knife rest bar 45; Tool rest 46; Link slot 47; Connecting hole 2 48; Strip hole 49; Cushion pad 50 terms such as grade, but do not get rid of the possibility of using other term.Using these terms only is in order to describe and explain essence of the present invention more easily; They are construed to any additional restriction all is contrary with spirit of the present invention.
Claims (10)
1. straight buttonholing machine, comprise pedestal (1) and be arranged on head shell (2) on the pedestal (1) admittedly, be installed with axle (3) in the described head shell (2), the external part that the end that should go up axle (3) passes head shell (2) and should go up axle (3) directly links to each other with rotor (4) and by rotor (4) drive rotation, it is characterized in that, chain-drive section at head shell (2) is provided with needle bar bracket (5), one end of needle bar bracket (5) by bolted splice on the chain-drive section of above-mentioned head shell (2), the other end of this needle bar bracket (5) is free end, free end at needle bar bracket (5) vertically is equipped with shank (6), described shank (6) and above-mentioned going up are provided with between the axle (3) and can drive the thorn material transmission mechanism that shank (6) moves up and down at needle bar bracket (5), in head shell (2), also be provided with and be parallel to the above-mentioned lower shaft (7) of going up axle (3), described going up is provided with the synchronous drive mechanism that synchronous drive lower shaft (7) rotates between axle (3) and the lower shaft (7), between the free end of lower shaft (7) and above-mentioned needle bar bracket (5), be provided with and drive the swinging transmission mechanism that needle bar bracket (5) free end swings around above-mentioned hinged end, the pedestal (1) that is positioned at shank (6) below is provided with rectangle delivery sheet (8), rectangle delivery sheet (8) and above-mentioned go up to be provided with between the axle (3) can drive rectangle delivery sheet (8) and make the feed mechanism that seesaws with respect to pedestal (1), chain-drive section in head shell (2) is provided with the sanction eye cutter (9) that is parallel to above-mentioned shank (6), be provided with roll setting rocking bar (10) between described sanction eye cutter (9) and the last axle (3), the middle part of this roll setting rocking bar (10) is hinged on head shell (2) wall, above-mentioned sanction eye cutter (9) is by the end of bolted splice at above-mentioned roll setting rocking bar (10), and the other end of this roll setting rocking bar (10) is connected with the above-mentioned axle (3) of going up by the connecting rod rocking arm.
2. a kind of straight buttonholing machine according to claim 1, it is characterized in that, offer on described head shell (2) outer wall for above-mentioned motor being installed and being complementary with above-mentioned motor shape and can play the square groove (2a) of position-limiting action to motor, above-mentioned motor is connected in the square groove (2a) and passes motor case with bolt and is fixed on the head shell (2), be provided with rubber buffer sheet (11) between motor and square groove (2a), the described axle (3) of going up links to each other with rotor (4) by shaft joint (12).
3. a kind of straight buttonholing machine according to claim 1 and 2, it is characterized in that, be provided with selflubricatingpiston cover (13) between described needle bar bracket (5) and the shank (6), this selflubricatingpiston cover (13) is arranged on the free end of above-mentioned needle bar bracket (5) admittedly, and what above-mentioned shank (6) slided is located in the above-mentioned selflubricatingpiston cover (13).
4. a kind of straight buttonholing machine according to claim 3, it is characterized in that, described thorn material transmission mechanism comprises the eccentric cam (14) that is set on the axle (3), be hinged with connecting rod at eccentric cam (14), the other end of connecting rod is rotatably connected to pin (15), the radial direction of described pin (15) upper edge pin (15) offers installing hole (15a), above-mentioned shank (6) upper end is located in the described installing hole (15a), free end end face at pin (15) offers the lockhole (15b) that is connected with above-mentioned installing hole (15a), spiral has bolt (16) in the lockhole (15b), the head of described bolt (16) is fixed with friction pad (17), offer locating slot (6a) on the outer wall of described shank (6) upper end, the friction pad (17) that shank (6) is connected this bolt (16) with pin (15) spiral end puts in above-mentioned lockhole (15b) and this bolt (16) is resisted against on locating slot (6a) bottom land of above-mentioned shank (6).
5. a kind of straight buttonholing machine according to claim 3, it is characterized in that, described thorn material transmission mechanism is included in and vertically is installed with oil cylinder (18) on the needle bar bracket (5), offer connecting hole one (18a) on the piston rod external part end face in the oil cylinder (18), the interference of shank upper end is located in the connecting hole one (18a) with above-mentioned piston rod and is connected mutually, is provided with resilient sleeve (19) between shank (6) and piston rod.
6. a kind of straight buttonholing machine according to claim 3, it is characterized in that, described synchronous drive mechanism comprises first group of umbrella tooth and second group of umbrella tooth, be provided with between first group of umbrella tooth and the second group of umbrella tooth be orthogonal to above-mentioned on the connecting axle (20) of axle (3), one end of connecting axle (20) is fixed first group of umbrella tooth, the other end of connecting axle (20) is fixed second group of umbrella tooth, described first group of umbrella tooth comprises umbrella tooth one (21) and perpendicular to umbrella tooth one (21) and the umbrella tooth two (22) that is meshed with umbrella tooth one (21), described umbrella tooth one (21) is fixed on above-mentioned going up on the axle (3), described umbrella tooth two (22) is fixed on the above-mentioned connecting axle (20), described second group of umbrella tooth comprises umbrella tooth three (23) and perpendicular to umbrella tooth three (23) and the umbrella tooth four (24) that is meshed with umbrella tooth three (23), described umbrella tooth three (23) is connected on the above-mentioned connecting axle (20), and described umbrella tooth four (24) is fixed on the above-mentioned lower shaft (7).
7. a kind of straight buttonholing machine according to claim 6, it is characterized in that, described swinging transmission mechanism comprises eccentric wheel (25) and the integrally manufactured driving member (26) of gear, this driving member (26) drives driving member (26) rotation with above-mentioned umbrella tooth four (24) engagements and by umbrella tooth four (24), between driving member (26) and above-mentioned needle bar bracket (5), also be provided with and stir the shifting shaft (27) that needle bar bracket (5) swings, be provided with the protruding handle mechanism of connecting rod between this shifting shaft (27) and the driving member (26), the other end of this shifting shaft (27) set firmly put one stir the seat (28), seat (28) is last to be hinged with movable block (29) by bearing pin stirring, be provided with the buckling groove (30) of rectangle at above-mentioned needle bar bracket (5), described buckling groove (30) two cell walls offer gathering sill (30a), two long limit Bian Bi of above-mentioned movable block (29) are provided with bar blocks (29a), and above-mentioned movable block (29) is by gathering sill (30a) being connected in the buckling groove (30) of slip of matching with above-mentioned bar blocks (29a).
8. a kind of straight buttonholing machine according to claim 3, it is characterized in that, described feed mechanism comprises that the head shell (2) that is positioned at axle (3) below is provided with feed table (31), described feed table (31) and above-mentioned going up are provided with between the axle (3) and drive feed table (31) rotation feeding link gear, be provided with linkage between described feed table (31) and the above-mentioned rectangle delivery sheet (8), this feeding link gear is included in axle (3) and is provided with worm screw (32), this worm screw (32) is connected with driving gear (34) by worm gear (33), driving gear (34) and driven gear (35) engagement, driven gear (35) is provided with vertical shaft (36), the other end of this vertical shaft (36) is fixed with travelling gear (37), this travelling gear (37) and the engagement of above-mentioned feed table (31), described linkage comprises the pitman arm one (38) that is hinged with rectangle delivery sheet (8), the other end of this pitman arm one (38) is hinged with pitman arm two (39), be rotatably connected to fairlead (40) on the free end of described pitman arm two (39), card at feed table (31) offers eccentric gathering sill (31a), and described fairlead (40) is arranged in above-mentioned eccentric gathering sill (31a).
9. a kind of straight buttonholing machine according to claim 3, it is characterized in that, described feed mechanism comprises cylinder (41), described cylinder (41) is connected on the described pedestal (1) by a mount pad (42), one end of this cylinder (41) piston rod stretches out cylinder (41) and is hinged with Z-shaped connecting rod (43) by a connector, and the other end of this Z-shaped connecting rod (43) and above-mentioned rectangle delivery sheet (8) are hinged.
10. a kind of straight buttonholing machine according to claim 1, it is characterized in that, described sanction eye cutter (9) comprises cutting edge (44) and the knife rest bar (45) that is connected with cutting edge (44), there is tool rest (46) lower end of described knife rest bar (45) by bolting, offer link slot (47) on the described tool rest (46), offer connecting hole two (48) on described link slot (47) wall, offer strip hole (49) at above-mentioned cutting edge (44), described cutting edge (44) wears above-mentioned strip hole (49) by bolt, connecting hole two (48) is connected in the link slot (47) of tool rest (46), between cutting edge (44) rear end and link slot (47) wall, cushion pad (50) is set also, being connected in the above-mentioned link slot (47) of described cushion pad (50) interference, the cutting edge line of described cutting edge (44) cutting edge and cloth datum level form the inclination angle, and this inclination angle is 30 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102306784A CN103290618A (en) | 2013-06-10 | 2013-06-10 | Straight buttonhole machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013102306784A CN103290618A (en) | 2013-06-10 | 2013-06-10 | Straight buttonhole machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103290618A true CN103290618A (en) | 2013-09-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013102306784A Pending CN103290618A (en) | 2013-06-10 | 2013-06-10 | Straight buttonhole machine |
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| Country | Link |
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| CN (1) | CN103290618A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105908388A (en) * | 2016-05-26 | 2016-08-31 | 淮南市宜留机械科技有限公司 | Boosting and flushing part of sewing machine |
| CN108166167A (en) * | 2018-03-21 | 2018-06-15 | 吴江市佳格精密机械有限公司 | Flat head keyhole sewing machine is walked to expect structure |
| CN108385286A (en) * | 2018-04-16 | 2018-08-10 | 安徽省萧县徽星机械制造有限公司 | A kind of sewing quilt machine spring pin device |
| CN109972295A (en) * | 2017-12-27 | 2019-07-05 | 杰克缝纫机股份有限公司 | A kind of sewing device that can automatically continuously sew keyhole |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1232893A (en) * | 1998-02-24 | 1999-10-27 | 迪科普·阿德勒股份公司 | Sewing machine for buttonhole |
| CN1346910A (en) * | 2000-10-04 | 2002-05-01 | 兄弟工业株式会社 | Buttonhole machine |
| CN101100788A (en) * | 2006-07-03 | 2008-01-09 | Juki株式会社 | Sewing machine |
| CN101469485A (en) * | 1997-06-27 | 2009-07-01 | 重机株式会社 | Buttonhole darning sewing machine |
| CN201395697Y (en) * | 2009-03-12 | 2010-02-03 | 李锦洪 | Sewing machine with needle bar lifting mechanism |
| CN201620260U (en) * | 2010-03-25 | 2010-11-03 | 浙江美机缝纫机有限公司 | Automatic control device for cloth feed gear of flat head buttonholing machine |
| CN102619035A (en) * | 2012-04-14 | 2012-08-01 | 浙江银工缝纫机有限公司 | Swing mechanism for needle range of straight buttonholing machines |
-
2013
- 2013-06-10 CN CN2013102306784A patent/CN103290618A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101469485A (en) * | 1997-06-27 | 2009-07-01 | 重机株式会社 | Buttonhole darning sewing machine |
| CN1232893A (en) * | 1998-02-24 | 1999-10-27 | 迪科普·阿德勒股份公司 | Sewing machine for buttonhole |
| CN1346910A (en) * | 2000-10-04 | 2002-05-01 | 兄弟工业株式会社 | Buttonhole machine |
| CN101100788A (en) * | 2006-07-03 | 2008-01-09 | Juki株式会社 | Sewing machine |
| CN201395697Y (en) * | 2009-03-12 | 2010-02-03 | 李锦洪 | Sewing machine with needle bar lifting mechanism |
| CN201620260U (en) * | 2010-03-25 | 2010-11-03 | 浙江美机缝纫机有限公司 | Automatic control device for cloth feed gear of flat head buttonholing machine |
| CN102619035A (en) * | 2012-04-14 | 2012-08-01 | 浙江银工缝纫机有限公司 | Swing mechanism for needle range of straight buttonholing machines |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105908388A (en) * | 2016-05-26 | 2016-08-31 | 淮南市宜留机械科技有限公司 | Boosting and flushing part of sewing machine |
| CN109972295A (en) * | 2017-12-27 | 2019-07-05 | 杰克缝纫机股份有限公司 | A kind of sewing device that can automatically continuously sew keyhole |
| CN108166167A (en) * | 2018-03-21 | 2018-06-15 | 吴江市佳格精密机械有限公司 | Flat head keyhole sewing machine is walked to expect structure |
| CN108385286A (en) * | 2018-04-16 | 2018-08-10 | 安徽省萧县徽星机械制造有限公司 | A kind of sewing quilt machine spring pin device |
| CN108385286B (en) * | 2018-04-16 | 2024-02-06 | 安徽省萧县徽星机械制造有限公司 | Spring stitch device for quilt sewing machine |
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Application publication date: 20130911 |