CN109868570A - A kind of synchronous overseam device of elastic band applied to sewing machine - Google Patents
A kind of synchronous overseam device of elastic band applied to sewing machine Download PDFInfo
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- CN109868570A CN109868570A CN201910305531.4A CN201910305531A CN109868570A CN 109868570 A CN109868570 A CN 109868570A CN 201910305531 A CN201910305531 A CN 201910305531A CN 109868570 A CN109868570 A CN 109868570A
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Abstract
The present invention relates to a kind of synchronous overseam devices of elastic band applied to sewing machine, are related to knitting technology field, since the operation difficulty of existing overseam operation is high, low efficiency.The sewing machine body that this programme includes board, is fixed on the upside of board is equipped with the line needle being vertically arranged on sewing machine body, the winding mechanism positioned at line needle feeding side, the draw-off mechanism positioned at line needle discharging side is equipped on the upside of board；Winding mechanism is used for the periphery of cloth edge winding to elastic band, and draw-off mechanism is used to backward persistently convey the finished product for having completed suture, lock seaming.By aforesaid operations, it can be achieved that the lasting overseam of elastic band operates, to improve efficiency, and operation difficulty is reduced.
Description
Technical field
The present invention relates to knitting technology fields, more particularly, to a kind of synchronous overseam dress of elastic band applied to sewing machine
It sets.
Background technique
In knitting industry, sewing machine is very common equipment, and in the processing of certain products, needing will be elastic with seam
It threads to the low edge for playing cloth, so that making the edge of the cloth has certain retractility, it can be in post-production at equipped with closing in
Cloth bag or other products.
In existing processing method, it usually needs operative employee first uses a bit of elastic band of cloth winding, then to carry out this small
The overseam operation of section elastic band, and if to complete the overseam operation of a strip elastic band, need reciprocal aforesaid operations several
Secondary, operation difficulty is high, and efficiency is extremely low.
Summary of the invention
The elastic band that the object of the present invention is to provide a kind of applied to sewing machine synchronous overseam device is, it can be achieved that elastic band
Continue overseam operation, to improve efficiency, reduces operation difficulty.
Foregoing invention purpose of the invention has the technical scheme that
The synchronous overseam device of a kind of elastic band applied to sewing machine, including board, the sewing machine body being fixed on the upside of board, seam
It threads and the line needle being vertically arranged is installed on body, the winding mechanism positioned at line needle feeding side, position are installed on the upside of the board
Draw-off mechanism in line needle discharging side；
Winding mechanism includes substrate, is equipped at intervals with mounting plate on the upside of substrate, and the gap between mounting plate and substrate is punishment in advance gap；
It is fixed with winding set on the upside of substrate, mounting plate is fixed on winding and puts on, and part is put in winding set；Interval is set on the upside of mounting plate
There is gib block, gib block is hollow along its length to be provided with guide channel, and gib block one end is protruded into winding set, and is oriented to logical
One end that road protrudes into winding set is arranged towards line needle, and connector is fixedly connected between gib block and mounting plate；Gib block with
Gap between winding set is winding gap, and the gap between gib block and mounting plate is to receive side gap, between punishment in advance gap, winding
Gap, receive side gap be sequentially communicated and formed for by cloth edge coiling gib block periphery winding channel；Winding set is separate
Line needle one end is arranged towards by near line needle one end in necking；
Draw-off mechanism includes pulling roller, the drawing driving assembly for driving pulling roller to rotate.
By using above-mentioned technical proposal, elastic band is contacted in winding mechanism with cloth, and realizes cloth to elastic band
Winding, complete to be sutured by line for cloth after winding, lockstitch a border, finally under the drive of draw-off mechanism, finished product will continue
It exports backward, to can realize that the lasting overseam operation of elastic band reduces operation difficulty to improve efficiency.
And the specific winding process of cloth and elastic band are as follows: a side of cloth can successively proceed between punishment in advance gap, winding
Gap, receive side gap, and winding gap and receive side gap in when, can by winding gap inner wall and receive side gap interior wall guided,
With coiling in the periphery of gib block.And elastic band is after the guidance of gib block, and when being pierced by from guide channel, also just winding
In in cloth, lock seaming can be carried out for it by line at this time and operated, and just make elastic band not stitched together with cloth, to guarantee
The use quality of later period finished product.Wherein, the edge of cloth closes on the downside of elastic band, to prevent the exposing at cloth edge, to make
Finished product after completing lock seaming is more beautiful.Wherein it is worth noting that, if cloth and elastic band suture together, it is elastic
The expansion performance of band will be limited by cloth, and can not be played a role well.
The present invention is further arranged to: the gib block has ceiling, and ceiling edge by the fixed linking near line needle one end
Its length direction is hollow to be provided with protection channel, and the linking of protection channel is in guide channel；Ceiling extends far from gib block one end
To line needle discharging side.
By using above-mentioned technical proposal, for line needle when carrying out lock seaming operation to cloth, ceiling can be by elastic band and cloth
Material separates, to guarantee that line needle will not stitch together elastic band and cloth, to can guarantee the quality of later period finished product.
The present invention is further arranged to: by near line needle one end, fixed linking has protective case to the winding set, and protective case is separate
Winding covers one end and extends to line needle discharging side；From top to bottom running through on protective case has needle passing hole.
By using above-mentioned technical proposal, cloth has during completing winding to this gap for carrying out the lock seaming of line needle
The case where routing up again there may be the cloth spooled, this will lead to the lock seaming quality decline of line needle.And protective case can be above-mentioned
During gap, the probability that cloth roll is routed up is reduced.
The present invention is further arranged to: strainer is equipped with above the winding mechanism, strainer includes tensioning frame,
It is rotatably connected to drive roll and driving shaft on tight frame, driving shaft periphery is fixed with rollover stand, is rotatably connected on rollover stand driven
Roller, driven voller are parallel to drive roll and are parallel to driving shaft；Locating part for limiting driven voller overturning is installed on tensioning frame；?
Tensioning driving assembly for driving drive roll to rotate is installed, and the rotation linear velocity of drive roll periphery is less than drawing on tight frame
The rotation linear velocity of roller periphery.
By using above-mentioned technical proposal, due to elastic band in winding to cloth before, need first to be tensioned, with protect
Demonstrate,proving finished product has certain shrinkage, and the strainer of this programme just can play pre-tensioning operation to elastic band.Wherein, it is tensioned
Mechanism can clamp elastic band and be conveyed, so that the conveying speed of elastic band is controlled, and the conveying speed of strainer is less than
The draw rate of draw-off mechanism, and speed difference between the two remains unchanged in single process, therefore, can make to be located at tensioning device
Elastic band between structure and draw-off mechanism is in constant tensioning state.
The present invention is further arranged to: leading truck is fixed on the tensioning frame, leading truck is equipped with pilot hole, pilot hole
Above drive roll.
By using above-mentioned technical proposal, elastic band initially passes through pilot hole, between being then passed through between drive roll and driven voller
Gap, and pilot hole can limit elastic band and deviate along drive roll length direction, therefore, it is ensured that the amount of tension of elastic band maintains not
Become.
The present invention is further arranged to: transition frame is equipped with above the tensioning frame.
By using above-mentioned technical proposal, elastic band can bypass transition frame, and the height of transition frame is sitting in higher than operative employee
Height of head before sewing machine.Adjusting in order to facilitate the operation of work to strainer, strainer are usually provided at operative employee and are sitting in
Front height when before sewing machine, and under this height, when elastic band is from bottom to top worn to pilot hole, hamper to a certain extent
The operation of operative employee.And by being equipped with transition frame, elastic band first can be promoted to higher height, to reduce ascent stage
Obstruction of the elastic band to operative employee.
The present invention is further arranged to: the substrate rotating is connected to board, is fixed on the upside of board for preventing substrate
Excessively rotates and turn to the abutting item below line needle.
By using above-mentioned technical proposal, since the offline needle of substrate is closer, then the later period repairs line needle or other are grasped
When making, operating space is smaller, and in the above-mentioned setting in this programme, substrate can be left to line needle, thus in maintenance operation
Expand the operating space to line needle.And abut item can restricting substrate rotational limitation.
The present invention is further arranged to: the substrate rotating is connected to board, and board is equipped with for locking board and base
The locking assembly of plate.
By using above-mentioned technical proposal, since the offline needle of substrate is closer, then the later period repairs line needle or other are grasped
When making, operating space is smaller, and in the above-mentioned setting in this programme, substrate can be left to line needle, thus in maintenance operation
Expand the operating space to line needle.And locking assembly can be when overseam operates, the rotation of restricting substrate.
The present invention is further arranged to: it is fixed with guide ribs on the upside of the mounting plate, it is hollow in guide ribs to be provided with guidance
Channel, guiding channel is perpendicular to guide channel；Screw thread is equipped with a caging bolt, caging bolt lower end protrusion on the upside of guide ribs
It is hemispherical.
By using above-mentioned technical proposal, elastic band can initially pass through guiding channel, then proceed in guide channel.By being equipped with
Guiding channel can guide elastic band towards far from operative employee direction, to reduce obstruction of the elastic band to operative employee.And it limits
Bolt can reduce moving up and down in elastic band transmission process, be twisted with reducing elastic band；It, can simultaneously once twisting
Caging bolt is back-outed to be adjusted.
The present invention is further arranged to: the section of the guide channel is in offset flat shape.
By using above-mentioned technical proposal, when reducing elastic band and passing through guide channel, the probability that twists.
In conclusion advantageous effects of the invention are as follows:
1. in the present solution, can realize that the lasting overseam operation of elastic band reduces operation difficulty to improve efficiency；
2. in the present solution, ceiling can separate elastic band and cloth, to guarantee that elastic band and cloth will not be sewn by line needle
Together, to can guarantee the quality of later period finished product；
3. in the present solution, strainer just can play pre-tensioning operation to elastic band, to eliminate artificial pre-tensioned behaviour
Make, reduces operation difficulty and labor intensity.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention one.
Fig. 2 is another viewing angle constructions schematic diagram of the embodiment of the present invention one.
Fig. 3 is the structural schematic diagram of the strainer of embodiment one.
Fig. 4 is the winding mechanism of embodiment one and the structural schematic diagram of board connection relationship.
Fig. 5 is the part perspective view of the explosion of the winding mechanism of embodiment one.
Fig. 6 is the structural schematic diagram of the winding mechanism of embodiment one.
Fig. 7 is the enlarged diagram in Fig. 4 at A.
Fig. 8 is the lock seaming schematic diagram of embodiment one.
Fig. 9 is the winding structural scheme of mechanism in the embodiment of the present invention two.
In figure, 1, board；11, sewing machine body；12, line needle；2, strainer；21, transition frame；22, tensioning frame；23, main
Dynamic roller；24, driving shaft；25, rollover stand；26, driven voller；27, nutted rod；28, idler；29, locating part；3, cloth winding machine
Structure；31, substrate；311, connection strap；312, item is abutted；32, locking assembly；321, clamping screw；322, exert a force hand handle；323, bullet
Property piece；4, draw-off mechanism；41, pulling roller；5, leading truck；51, pilot hole；6, mounting plate；61, punishment in advance gap；62, winding set；
63, winding gap；64, side gap is received；65, winding channel；7, gib block；71, guide channel；72, guide ribs；73, guidance is logical
Road；74, guide rod；75, caging bolt；8, ceiling；81, protective case；82, channel is protected；83, pin hole.
Specific embodiment
Below in conjunction with attached drawing, invention is further described in detail.
Embodiment one: referring to Fig. 1, is a kind of synchronous overseam device of elastic band applied to sewing machine disclosed by the invention,
Including board 1, the sewing machine body 11 being fixed on the upside of board 1, the line needle 12 being vertically arranged is installed on sewing machine body 11.Board
1 upside is also equipped with the winding mechanism 3 positioned at 12 feeding side of line needle, the draw-off mechanism 4 for the side that discharges positioned at line needle 12, is located at
The strainer 2 of 3 front end of winding mechanism, the transition frame 21 above strainer 2.Elastic band successively pass through transition frame 21,
Strainer 2, winding mechanism 3, draw-off mechanism 4, elastic band contact in winding mechanism 3 with cloth, and realize cloth to elastic
The winding of band lockstitches a border to cloth by line needle 12 after completing winding.
Referring to figs. 2 and 3, strainer 2 includes tensioning frame 22, and drive roll 23 and active are rotatably connected on tensioning frame 22
Axis 24,24 periphery of driving shaft are fixed with rollover stand 25, and driven voller 26 is rotatably connected on rollover stand 25, and driven voller 26 is parallel to master
Dynamic roller 23 is parallel to driving shaft 24；Elastic band can pass through in the gap between drive roll 23 and driven voller 26, and drive roll 23
Elastic band can be clamped with driven voller 26.Tensioning driving assembly for driving drive roll 23 to rotate is installed on tensioning frame 22,
Tight driving assembly includes rotating the nutted rod 27 being erected on tensioning frame 22, the idler for being fixed on 27 one end of nutted rod
28, idler 28 is connected by power with the belt pulley on sewing machine output shaft by belt realization.
Locating part 29 for limiting the overturning of driven voller 26 is installed, locating part 29 is bolt, and screw thread on tensioning frame 22
It is threaded through on tensioning frame 22, be recessed limited position hole (not shown) on 24 periphery wall of driving shaft；When 29 lower end of locating part is pierced into
When in limit hole, driving shaft 24 and driven voller 26 not can be rotated.
Leading truck 5 is fixed on tensioning frame 22, leading truck 5 and driving shaft 24 together form pilot hole 51, pilot hole 51
Above drive roll 23.Elastic band initially passes through pilot hole 51, is then passed through the gap between drive roll 23 and driven voller 26, and leads
Elastic band can be limited to hole 51 to deviate along 23 length direction of drive roll, therefore, it is ensured that the amount of tension of elastic band remains unchanged.
Elastic band can bypass transition frame 21, and the height of transition frame 21 is higher than the head height that operative employee is sitting in front of sewing machine
Degree.Adjusting in order to facilitate the operation of work to strainer 2, strainer 2 are usually provided at chest when operative employee is sitting in front of sewing machine
Preceding height, and under this height, when elastic band is from bottom to top worn to pilot hole 51, the behaviour of operative employee has been hampered to a certain extent
Make.And by being equipped with transition frame 21, elastic band first can be promoted to higher height, to reduce the elastic band of ascent stage to behaviour
The obstruction of workmanship.
With reference to Fig. 1 and Fig. 2, draw-off mechanism 4 includes pulling roller 41, the drawing driving group for driving pulling roller 41 to rotate
Part, drawing driving assembly are in linkage with sewing machine output shaft also by one group of belt pulley and belt, therefore when sewing machine movement, can be same
When drive pulling roller 41 rotate, and drive drive roll 23 rotate.Draw-off mechanism 4 be used for will complete winding and lock seaming cloth,
Elastic band combination is fed forward, and to guarantee that it combines physical efficiency persistently to move, is provided and is continued for the winding and lock seaming operation of front end
The cloth and elastic band of movement.
Wherein be worth explanation is a little that the rotation linear velocity of 23 periphery of drive roll is less than the rotational line of 41 periphery of pulling roller
Speed, to make elastic band that can maintain certain elongation during winding, lock seaming.
With reference to Fig. 4 and Fig. 5, winding mechanism 3 includes substrate 31, and 31 1 jiaos of substrate are fixed with connection strap 311, connection strap 311
One end is rotationally connected with board 1, is fixed on the upside of board 1 and abuts item 312, and abutting item 312 can be used for preventing substrate 31 from excessively revolving
Then 12 lower section of line needle is turned to, when 31 side of substrate, which abuts to, to abut on item 312, which is just aligned in line
Needle 12.Board 1 is equipped with the locking assembly 32 for locking board 1 and substrate 31, and locking assembly 32 includes 321 He of clamping screw
Exert a force hand handle 322, and force 322 one end of hand handle is fixed on 321 head of clamping screw, and 321 lower thread of clamping screw is connected to machine
Platform 1, is connected with one piece of elastic piece 323 on the upside of board 1, elastic piece 323 be sandwiched in the head of clamping screw 321 in connection strap 311 it
Between.Convex block (not shown) is fixed on the downside of elastic piece 323, recess has shrinkage pool on the upside of connection strap 311, when operative employee's rotation is applied
When power hand handle 322, clamping screw 321 can be made to decline, and push elastic piece 323, put in convex block in shrinkage pool, substrate 31 is not at this time
It can be rotated.
With reference to Fig. 6 and Fig. 7, mounting plate 6 is equipped at intervals on the upside of substrate 31, the gap between mounting plate 6 and substrate 31 was
Expect gap 61；Winding set 62 is fixed on the upside of substrate 31, mounting plate 6 is fixed on winding set 62, and part puts in winding set 62
It is interior.Gib block 7 is equipped at intervals on the upside of mounting plate 6, gib block 7 is hollow along its length to be provided with guide channel 71, gib block 7
One end is protruded into winding set 62, and one end that guide channel 71 protrudes into winding set 62 is arranged towards line needle 12, gib block 7 and peace
Block-like connector (not shown) is fixedly connected between loading board 6.Gap between gib block 7 and winding set 62 is winding
Gap 63, the gap between gib block 7 and mounting plate 6 are to receive side gap 64, and side gap, is received at winding gap 63 in punishment in advance gap 61
64 be sequentially communicated and formed for by cloth a side coiling 7 periphery of gib block winding channel 65；Winding set 62 is far from line
12 one end of needle is arranged towards by 12 one end of near line needle in necking.
It is fixed with guide ribs 72 on the upside of mounting plate 6, hollow in guide ribs 72 to be provided with guiding channel 73, guiding channel 73 hangs down
Directly in guide channel 71, the section of guide channel 71 is in offset flat shape.73 extended line of guiding channel and 71 extended line of guide channel
Point of intersection is equipped with guide rod 74, and guide rod 74 is fixed on 6 upside of mounting plate；Elastic band can initially pass through guiding channel 73, then through leading
After being turned to bar 74, proceed in guide channel 71.It, can be by elastic band towards far from operative employee direction by being equipped with guiding channel 73
Guidance, to reduce obstruction of the elastic band to operative employee.
72 upside screw thread of guide ribs is equipped with a caging bolt 75, and 75 lower end protrusion of caging bolt is hemispherical, limit
Bolt 75 can reduce moving up and down in elastic band transmission process, be twisted with reducing elastic band；Simultaneously once twisting,
Caging bolt 75 can be back-outed to be adjusted.
The implementation principle of the present embodiment are as follows: a side of cloth can successively proceed to punishment in advance gap 61, winding gap 63, receive side
Gap 64, and when winding gap 63 is with receiving in side gap 64, it can be drawn by the inner wall of 63 inner wall of winding gap and receipts side gap 64
It leads, with coiling in the periphery of gib block 7.And elastic band is after the guidance of guide ribs 72 and gib block 7, and from guide channel 71
When being pierced by, also just winding can carry out lock seaming to it by line needle 12 at this time and operate, and just make elastic band and cloth in cloth
Material is not stitched together, to guarantee the use quality of later period finished product.Wherein, the edge of cloth closes at (see figure 8) on the downside of elastic band, with
The exposing at cloth edge is prevented, to keep the finished product after completing to lockstitch a border more beautiful.
, it can be achieved that the lasting overseam of elastic band is grasped under strainer 2, winding mechanism 3, the coordinated of draw-off mechanism 4
Make, to improve efficiency, reduces operation difficulty.
Embodiment two: referring to Fig. 9, and the present embodiment only on the basis of example 1, is additionally arranged ceiling 8 and protective case
81。
The fixed linking of ceiling 8 leans on 12 one end of near line needle, and the hollow setting along its length of ceiling 8 in gib block 7
There is protection channel 82, the linking of protection channel 82 is in guide channel 71；Ceiling 8 extends to line needle 12 far from 7 one end of gib block and goes out
Expect side.The fixed linking of protective case 81 leans on 12 one end of near line needle in winding set 62, and protective case 81 covers 62 one end far from winding and extends
To the discharging of line needle 12 side；From top to bottom running through on protective case 81 has needle passing hole 83.
The implementation principle of the present embodiment are as follows: by being equipped with ceiling 8 and protective case 81, then cloth and elastic band are not leaving
When the limit of ceiling 8 and protective case 81, lock seaming operation can be carried out by line needle 12, to ensure that elastic band will not be sewn to
On cloth.
The embodiment of present embodiment is presently preferred embodiments of the present invention, not limits protection of the invention according to this
Range, therefore: the equivalence changes that all structures under this invention, shape, principle are done, should all be covered by protection scope of the present invention it
It is interior.
Claims (10)
1. the synchronous overseam device of a kind of elastic band applied to sewing machine, including board (1), the seam being fixed on the upside of board (1)
It threads body (11), the line needle (12) being vertically arranged is installed on sewing machine body (11), it is characterised in that: on the upside of the board (1)
The draw-off mechanism (4) for being equipped with the winding mechanism (3) positioned at line needle (12) feeding side, being located at line needle (12) discharging side；
Winding mechanism (3) includes substrate (31), is equipped at intervals with mounting plate (6) on the upside of substrate (31), mounting plate (6) and substrate (31)
Between gap be punishment in advance gap (61)；It is fixed with winding set (62) on the upside of substrate (31), mounting plate (6) is fixed on winding set
(62) on, and part is put in winding set (62)；It is equipped at intervals with gib block (7) on the upside of mounting plate (6), gib block (7) is along its length
Direction is hollow is provided with guide channel (71) for degree, and gib block (7) one end is protruded into winding set (62), and guide channel (71) protrudes into
One end in winding set (62) is arranged towards line needle (12), is fixedly connected with connector between gib block (7) and mounting plate (6)；
Gap between gib block (7) and winding set (62) is winding gap (63), the gap between gib block (7) and mounting plate (6)
To receive side gap (64), punishment in advance gap (61), winding gap (63) receive side gap (64) and are sequentially communicated and are formed for by cloth
Winding channel (65) of the edge coiling in gib block (7) periphery；Winding set (62) is far from line needle (12) one end towards by near line needle
(12) one end is arranged in necking；
Draw-off mechanism (4) includes pulling roller (41), the drawing driving assembly for driving pulling roller (41) to rotate.
2. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 1, it is characterised in that: described
Gib block (7) has ceiling (8) by the fixed linking near line needle (12) one end, and ceiling (8) hollow setting along its length
Have protection channel (82), protection channel (82) linking is in guide channel (71)；Ceiling (8) extends far from gib block (7) one end
To line needle (12) discharging side.
3. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 2, it is characterised in that: described
Winding set (62) has protective case (81) by the fixed linking near line needle (12) one end, and protective case (81) prolongs far from winding set (62) one end
Extend to line needle (12) discharging side；From top to bottom running through on protective case (81) has needle passing hole (83).
4. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 1, it is characterised in that: described
Strainer (2) are equipped with above winding mechanism (3), strainer (2) includes tensioning frame (22), and tensioning frame is rotatablely connected on (22)
There are drive roll (23) and driving shaft (24), driving shaft (24) periphery is fixed with rollover stand (25), and rollover stand is rotatablely connected on (25)
Have driven voller (26), driven voller (26) is parallel to drive roll (23) and is parallel to driving shaft (24)；It is installed on tensioning frame (22) useful
In the locating part (29) of limitation driven voller (26) overturning；For driving drive roll (23) to rotate is installed on tensioning frame (22)
Tight driving assembly, and the rotation linear velocity of drive roll (23) periphery is less than the rotation linear velocity of pulling roller (41) periphery.
5. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 4, it is characterised in that: described
It is fixed on tensioning frame (22) leading truck (5), leading truck (5) is equipped with pilot hole (51), and pilot hole (51) is located at drive roll
(23) top.
6. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 4, it is characterised in that: described
Transition frame (21) are equipped with above tensioning frame (22).
7. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 1, it is characterised in that: described
Substrate (31) is rotationally connected with board (1), is fixed on the upside of board (1) for preventing substrate (31) from excessively rotating and turning to line
Abutting item (312) below needle (12).
8. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 1, it is characterised in that: described
Substrate (31) is rotationally connected with board (1), and board (1) is equipped with the locking assembly for locking board (1) and substrate (31)
(32).
9. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 1, it is characterised in that: described
It is fixed with guide ribs (72) on the upside of mounting plate (6), hollow in guide ribs (72) to be provided with guiding channel (73), guiding channel (73)
Perpendicular to guide channel (71)；Screw thread is equipped with a caging bolt (75), caging bolt (75) lower end on the upside of guide ribs (72)
Protrusion is hemispherical.
10. a kind of synchronous overseam device of elastic band applied to sewing machine according to claim 1, it is characterised in that: institute
The section of guide channel (71) is stated in offset flat shape.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305531.4A CN109868570B (en) | 2019-04-16 | 2019-04-16 | Elastic band synchronous overedger applied to sewing machine |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910305531.4A CN109868570B (en) | 2019-04-16 | 2019-04-16 | Elastic band synchronous overedger applied to sewing machine |
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| CN109868570A true CN109868570A (en) | 2019-06-11 |
| CN109868570B CN109868570B (en) | 2021-03-02 |
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| CN207295125U (en) * | 2017-09-05 | 2018-05-01 | 上海豪盛制服有限公司 | A kind of sewing machine of automatic rolling tape edge |
| CN208121336U (en) * | 2018-03-29 | 2018-11-20 | 石狮市豪宇服饰有限公司 | A kind of cloth panel slide |
| CN208038721U (en) * | 2018-03-30 | 2018-11-02 | 石狮市豪宇服饰有限公司 | One kind having plain button slide |
| CN109306575A (en) * | 2018-10-11 | 2019-02-05 | 海宁鹰彪家纺有限公司 | A kind of integrated sewing machine of the embedding rope in curtain side |
| CN109576915A (en) * | 2019-01-22 | 2019-04-05 | 利诚服装集团股份有限公司 | It is a kind of for making the sewing machine overseam auxiliary device of suspender belt |
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| CN109868570B (en) | 2021-03-02 |
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