CN100436680C - Flat knitting machine capable of automatic narrowing - Google Patents
Flat knitting machine capable of automatic narrowing Download PDFInfo
- Publication number
- CN100436680C CN100436680C CNB2006100395285A CN200610039528A CN100436680C CN 100436680 C CN100436680 C CN 100436680C CN B2006100395285 A CNB2006100395285 A CN B2006100395285A CN 200610039528 A CN200610039528 A CN 200610039528A CN 100436680 C CN100436680 C CN 100436680C
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- narrowing
- needle
- hand
- slide block
- automatic
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Abstract
The present invention relates to an automatic narrowing flat knitting machine which has an automatic narrowing device, and a motor matched with the automatic narrowing device and an electric control part thereof, wherein a mechanical part of the automatic narrowing device is composed of a narrowing hand, a traversing mechanism and a swing mechanism; a needle pushing plate, a needle scraping plate, a narrowing head, a needle withdrawing plate, a steel magnet, etc. are arranged in the narrowing hand; the up-and-down motion and the swing of the narrowing hand are driven by a cam rocker mechanism, the traversing mechanism drives the narrowing hand to move horizontally in parallel with a needle bed, and the swing mechanism drives the narrowing hand to enter or withdraw from the operating position. Thereby, a coil sheathed with a needle hook of an old needle which needs narrowing is taken out, the coil is sheathed with a needle hook of a new needle so as to realize narrowing through loop transfer, and the old needle is withdrawn from the knitting position. The present invention overcomes the defects in the prior art; the present invention can be installed on a traditional hand-operated flat knitting machine, and realizes automatic narrowing through loop transfer on the basis of the existing automatic needle adding through programming by a computer; the present invention can realize narrowing in the open or in secret and achieve the same effect as the hand-operated narrowing.
Description
Technical field
The present invention relates to the architecture advances of flat machine, relate in particular to a kind of flat machine that can make and realize the improvement of narrowing function automatically.
Background technology
At present, the Knitting Machinery that each woollen sweater producer the most generally uses is hand flat machine, and its price is low, and is easy to use, but labour intensity is big, and braid efficiency is low, and costing an arm and a leg of full-automatic computer straight-bar machines can't be popularized use at present.Nearly 2 years, semi-automatic frame began popular gradually, and semi-automatic frame can be mixed hand knitting machine, can realize the function of automatic widening, had alleviated operator's labour intensity to a certain extent.Yet in the braided fabric, except widening also has a large amount of narrowings, and the narrowing of semi-automatic frame is still finished by a large amount of manual operationss, therefore, can't realize the automatic deploying and retracting needle knitting, makes braid efficiency really to improve.
According to State Intellectual Property Office's patent information centre retrieves: before the present invention makes, do not find identical innovation and creation in the document at home and abroad as yet, the plus-minus pin straight-bar machines that kind of form is arranged, because what narrowing was used is to copy the pin mode, its shortcoming is to realize that coil shifts and fabric is decoherenced easily, and can only process low side woolens product.And the most approaching prior art of the present invention is a kind of technical literature that CN2654641Y discloses, but this patent and the present invention exist bigger difference.Though the automatic plus-minus pin straight-bar machines of this prior art can carry out automatic widening and barring-on narrowing, its mechanism is complicated and loose, and positioning accuracy is low, influences reliability; Trocar adopts electromagnet, and the stiff impact of moving is big, damages fabric and knitting needle easily; Subtract the same plane of needle device and head place, not only take up space, and head running the time subtracting needle device needs park away from the head working range, subtract needle device during narrowing and must advance at a distance and withdraw from a distance again, seriously restricted braid efficiency.These defectives are very limited its Practical significance.
Summary of the invention
The purpose of this invention is to provide a kind of flat machine that can narrow automatically, this straight-bar machines has ticker, can overcome above-mentioned the deficiencies in the prior art, and ticker can be installed on traditional hand knitting machine, on the basis of existing automatic widening, realize automatic barring-on narrowing, can bright receipts secretly receive.The application controls technology both can change the narrowing scalp acupuncture order number of working easily, thereby can change coverer again apart from adapting to the dark structural change of receiving of the bright receipts of fabric; Narrowing hand compact conformation, the appropriate design cam curve can obtain the aggregate motion of submissive smoothness; Narrowing hand solid is provided with and can accurately enters the narrowing position in advance, improves braid efficiency greatly; The present invention makes every effort to accomplish to improve automaticity, further enhances productivity when alleviating operator's labour intensity, realizes people's multimachine.
The technical solution adopted for the present invention to solve the technical problems is:
The present invention is a kind of flat machine that can realize automatic narrowing, and this straight-bar machines comprises automatic ticker, i.e. the mechanical part of ticker and automatically controlled part.Automatically controlled part is made up of dedicated cpu, power supply, motor and programming box thereof etc.
Be provided with guide rail above flat machine, be hinged with two narrowing hands on the guide rail, the narrowing hand is positioned at the both sides of flat machine, and parallel with needle-bar;
Narrowing also is connected with translational drive mechanism and swing mechanism on hand;
Described narrowing hand translation mechanism is that the flat machine top is provided with screw mandrel and the nut by step motor control, and this nut is connected with the narrowing hand, and control narrowing palmistry is to the position of straight-bar machines needle-bar.
Gear driven by stepper motors and sector gear that described narrowing hand swing mechanism is provided with for the guide rail two ends, control narrowing hand swing up and down.
Narrowing hand inside is provided with needle pushing plate, and needle pushing plate is resisted against outer casing bottom by spring, and is connected with connecting rod, and its position is positioned at the pin heel below of knitting needle on the needle-bar;
The needle pushing plate top is provided with slide block, and slips end is provided with scrapes needle plate, and head end is provided with extension spring and connects cover top portion, scrapes needle plate and is positioned at the top of needle-bar top butt, the below of pinhock;
Also be hinged with a narrowing holder on the slide block,, a narrowing holder is provided with row's narrowing head, and a narrowing position is positioned at the pinhock top of pin;
Also be provided with torsion spring on the slide block, and slide block and magnet steel holder are hinged; The magnet steel holder is provided with magnet steel;
Also be provided with two another parallel slide blocks in the narrowing hand, slips end is provided with withdraw of the needle plate, and head end is provided with extension spring and connects cover top portion;
Narrowing side on hand also is provided with 4 one group cam, drives slide blocks and connecting rod by 4 rocking bars respectively, thereby promotes above-mentioned needle pushing plate, scrapes needle plate, narrowing head, withdraw of the needle plate, and the coil of finishing on the knitting needle shifts.Cam can be driven by stepper motor or reducing motor.
One cam connects slide block by a rocking bar and drives narrowing head, magnet steel and scrape needle plate;
One cam connects slide block by a rocking bar and drives withdraw of the needle plate;
One cam connects connecting rod by a rocking bar, and connecting rod is connected with needle pushing plate;
One cam connects connecting rod by a rocking bar, and connecting rod is connected with a narrowing holder.
The motor of above-mentioned driving mechanism, cam, rocking bar, slide block and connecting rod drive needle pushing plate in the narrowing hand, scrape needle plate, narrowing head, the coordination of withdraw of the needle plate, in conjunction with the transverse translation of ticker with swing up and down, realize narrowing automatically.
Description of drawings
Fig. 1 is a most preferred embodiment structural front view of the present invention
Fig. 2 is the left view of Fig. 1
Fig. 3 is most preferred embodiment narrowing hand internal structure master schematic diagram of the present invention
Fig. 4 is most preferred embodiment narrowing hand internal structure side schematic diagram of the present invention
Fig. 5 is most preferred embodiment action schematic diagram of the present invention
The specific embodiment
The invention will be further described below in conjunction with accompanying drawing and most preferred embodiment of the present invention.
Most preferred embodiment of the present invention as Fig. 1, Fig. 2, Fig. 3, shown in Figure 4, comprises flat machine 1, also comprises the mechanical part and the automatically controlled part of automatic narrowing hand 3, and electric control part is divided into special technology, and is known to those skilled in the art, not shown in the figures.
Mechanical part is: the top of flat machine 1 is provided with guide rail 2, is hinged with two narrowing hands 3 of symmetry on the guide rail 2, and narrowing hand 3 is positioned at the two ends of flat machine 1, and parallel with needle-bar 11;
Also be connected with narrowing hand-drive mechanism on the narrowing hand 3, to realize that narrowing hand 3 is swinging up and down of axle along the move left and right of guide rail 2 and with guide rail 2;
In the present embodiment, the translation mechanism of narrowing hand 3 is that flat machine 1 top symmetrically arranged two is overlapped by the screw mandrel 41 of stepper motor 57 controls and the feed screw nut 43 who screws with this screw mandrel 41, and this feed screw nut 43 is connected with narrowing hand 3 by connecting plate 40.And the mechanism that control narrowing hand 3 swings up and down for by the gear 42 of stepper motor 58 controls and sector gear 42 ', sector gear 42 ' be connected with guide rail.
In other embodiments, the narrow driving mechanism of lower swing on hand of described control can also be a synchronous pulley by stepper motor 58 controls, and synchronous pulley drives narrowing hand 3.
Needle-bar 11 is provided with the knitting needle 111 of prior art, and its structure as shown in Figure 5.The bottom proximal end of knitting needle 111 has the pin heel 1111 of projection, and the upward end of knitting needle 111 is a pinhock 1112, is hinged with needle latch 1113 on the knitting needle 111, and needle latch 1113 can cover pinhock 1112, is with coil 6 in the pinhock 1112.
Narrowing hand 3 inside are provided with needle pushing plate 31, and needle pushing plate 31 is resisted against on the axial screw by spring 311, the pin that needle pushing plate 31 positions are positioned at the knitting needle 111 that is installed on the needle-bar 11 1111 belows of calling in person;
The top of needle pushing plates 31 is provided with first slide block, 322, the first slide blocks, 322 ends and establishes and scrape needle guard plate 33 in the narrowing hand 3, and head end has extension spring 8 to connect cover top portion.Scrape needle plate 33 and be positioned at the below of syringe needle 1112 of top, the knitting needle 111 of the pin heel 1111 of the knitting needle 111 that is installed on the needle-bar 11;
Also be hinged with a narrowing holder 321 and torsion spring 320 on first slide block 322.A narrowing holder 321 is provided with more than one narrowing 34, and narrowing 34 is positioned at pinhock 1112 tops of knitting needle 111;
Be provided with magnet steel 35 scraping between needle plate 33 and the narrowing 34 in the narrowing hand 3;
Narrowing also is provided with second slide block 323, the second slide blocks 323 ends parallel with first slide block 322 in the hand 3 and is provided with withdraw of the needle plate 37, and head end has extension spring 88 to connect cover top portion;
Narrowing hand 3 tops also are provided with cam 51,52,53,54, drive the rocking bar 61,62,63,64 that is connected with first connecting rod 3120, first slide block 322, second connecting rod 3220, second slide block 323 respectively.Above-mentioned needle pushing plate 31 and first connecting rod 3120 holder 321 that is connected, narrows is connected with first connecting rod 3120.Design the outer rim curve of cam 51,52,53,54 respectively according to the action needs, the cam outer rim respectively be articulated in shell on four rocking bars 61,62,63,64 on bearing 32 contact, this organizes four coaxial settings of cam, axle head is provided with synchronous pulley;
Narrowing hand 3 tops also are provided with stepper motor 56, and stepper motor 56 is positioned at the top of cam set.Pass through band driving cam group synchronously by stepper motor 56.
In other embodiments, cam set can also be driven by reducing motor, cam drive rocking bar, rocking bar connect flexible axle so that order about needle pushing plate 31 in the narrowing hand 3, scrape needle plate 33, narrowing 34,37 interlocks of withdraw of the needle plate.
As shown in Figure 5, in conjunction with Fig. 1-Fig. 4, present embodiment realizes that the mode of narrowing is as follows automatically:
Mechanism realizes that the narrowing sequence of movement is in the narrowing hand 3:
Braiding beginning, head are provided with the head of narrowing in the narrowing hand 3 according to data simultaneously and are aimed at due-in knitting needle in advance by running under the computer program control, enter the narrowing not care about one's appearance and await orders.
At first, when computer sent the narrowing instruction, head suspended running;
Secondly, narrowing hand 3 around guide rail 2 to lower swing up to contacting with needle-bar 11;
Again secondly,, needle pushing plate 31 rises, and the pin heel 1111 of 1-12 piece of uneven up and down originally knitting needle 111 (changing according to garment piece technology is different) is pushed away flat and the segment distance that moves up, and makes pinhock 1112 be in the preparation trocar position of narrowing 34;
Once more, first slide block 322 moves downward, and promotes to scrape needle plate 33, narrowing 34 and magnet steel 35 and sinks together, and needle latch 1113 was in the position of magnet steel 35 belows and was picked up by magnet steel 35 this moment, rotated around its pin joint on pin 111, made pinhock 1112 exposures;
Once more, a narrowing holder 321 rotates around its pin joint on first slide block 322, and narrowing 34 is inserted in the pinhock 1112 to lower swing;
Once more, cam 52 discharges, and first slide block 322 is drawn by using of extension spring 8, and narrowing 34 is pin 111 1 the same drawing, because coil 6 is subjected to the tractive invariant position, so coil 6 skids off pinhock 1112, slips over needle latch 1113 and is parked on the shank;
Once more, first slide block 322 sinks, and scrapes needle plate 33 and promotes pin heel 1111, knitting needle 111 moves downward, because coil 6 is subjected to the tractive invariant position, needle latch 1113 is stopped by coil 6 and covers pinhock 1112 around the pin joint rotation, coil 6 is crossed needle latch 1113, hangs in the narrowing 34;
Once more, because cam is rotated further, a narrowing holder 321 rotates around its pin joint on first slide block 322, and narrowing 34 has upwards been put and exceeded needle-bar tooth mouth, and coil 6 still hangs over narrows on 34.At this moment cam suspends rotation;
Once more, the screw mandrel 41 that is driven its controls by the stepper motor 57 of computer control rotates, and feed screw nut 43 drives narrowing hands 3 and moves to the fabric centre position together with coil.Amount of movement is looked fabric and need and be set, and needs several pins just to move several needle gages (being generally 1-3 needle gage);
Once more, cam is restarted rotation, and needle pushing plate 31 moves upward, promote new pin 111 ' pin heel 1111 ' on move, make pinhock 1112 ' place trocar position.Because new pin 111 ' needle latch 1113 ' be in the position of magnet 35 belows and picked up by magnet steel 35, with pinhock 1112 ' exposure;
Once more, a narrowing holder 321 rotates around its pin joint on first slide block 322, and narrowing 34 is to lower swing, be inserted in new pin 111 ' pinhock 1112 ' in;
Once more, first slide block 322 moves upward, and spurs new pin 111 ' move upward owing to be subjected to tractive coil 6 invariant positions, coil 6 from narrowing 34 slip into new pin 111 ' pinhock 1112 ';
Once more, a narrowing holder 321 rotates around its pin joint on first slide block 322, narrowing 34 upwards swing break away from new pin 111 ' pinhock 1112 '; '
Once more, move to flat machine 1 centre position because narrowing hand 3 is whole, the old pin 111 that is removed coil 6 is positioned at withdraw of the needle plate 37 belows at this moment.Second slide block 323 moves downward, and the pin heel 1111 that withdraw of the needle plate 37 promotes to withdraw from the old pin 111 of braiding moves downward, with old pin 111 position of deactivating.Finish once narrowing;
At last, cam stops operating, and narrowing hand 3 is put around guide rail 2, thereby has finished whole narrowing action.
The present invention is by said mechanism, and appropriate design cam outer rim curve respectively by the running of whole narrowing mechanism's coordination of computer follow procedure control step motor-driven and head with rest, just can reach the purpose of automatic narrowing.
Claims (4)
1. the flat machine of narrowing automatically comprises flat machine (1), motor and computer control part, the top of flat machine (1) is provided with guide rail (2), be hinged with two narrowings of symmetry hand (3) on the guide rail (2), narrowing hand (3) is positioned at the two ends of flat machine (1), and parallel with needle-bar (11);
Narrowing hand (3) inside is provided with needle pushing plate (31), and its position is positioned at pin heel (1111) below of knitting needle on the needle-bar (111);
Needle pushing plate (31) top is provided with first slide block (322), and the end of first slide block (322) is provided with scrapes needle plate (33), scrapes needle plate (33) and is positioned at needle-bar (11) upward pin heel (1111) top, pinhock (1112) below of knitting needle (111);
Be hinged with a narrowing holder (321) on first slide block (322), a narrowing holder (321) is provided with more than one narrowing head (34), and narrowing head (34) position is positioned at pinhock (1112) top of knitting needle (111);
It is characterized in that: narrowing hand (3) inside is provided with needle pushing plate (31), and needle pushing plate (31) is installed on shell (4) bottom by spring (311) contact, and is connected with first connecting rod (3120), and its position is positioned at the below of the pin heel (1111) of knitting needle (111);
First slide block (322) is provided with torsion spring (320), and first slide block (322) is hinged with magnet steel holder (351); Magnet steel holder (351) is provided with magnet steel (35);
Also be provided with second slide block (323) parallel with first slide block (322) in the narrowing hand (3), the end of second slide block (323) is provided with withdraw of the needle plate (37), and head end is provided with extension spring (88), and extension spring (88) is connected with shell (4) top;
Also be provided with four cams (51,52,53,54) in the narrowing hand (3), the outer rim of cam contacts with bearing (32) on four rocking bars (61,62,63,64) respectively, bearing (32) is connected with first connecting rod (3120), first slide block (322), second connecting rod (3220) and second slide block (323) respectively, the cam set position is positioned at the top of shell (4), is connected with motor by synchronous band (5).
2. the flat machine of automatic narrowing as claimed in claim 1 is characterized in that: the motor that narrowing hand (3) top is provided with is stepper motor (56), and stepper motor (56) is connected with cam set by band (5) synchronously.
3. the flat machine of automatic narrowing as claimed in claim 1, it is characterized in that: the translation mechanism of narrowing hand (3), for flat machine (1) top be provided with by the screw mandrel (41) of step motor control and with this screw mandrel (41) fit screw rod nut (43), this feed screw nut (43) is connected with the hand (3) of narrowing by connecting plate (40).
4. the flat machine of automatic narrowing as claimed in claim 1, it is characterized in that: gear (42) and sector gear (42 ') are established in guide rail (2) two ends, and gear (42) is connected with stepper motor (58); Sector gear (42 ') is connected with guide rail (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100395285A CN100436680C (en) | 2006-04-03 | 2006-04-03 | Flat knitting machine capable of automatic narrowing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006100395285A CN100436680C (en) | 2006-04-03 | 2006-04-03 | Flat knitting machine capable of automatic narrowing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1827883A CN1827883A (en) | 2006-09-06 |
| CN100436680C true CN100436680C (en) | 2008-11-26 |
Family
ID=36946430
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006100395285A Expired - Fee Related CN100436680C (en) | 2006-04-03 | 2006-04-03 | Flat knitting machine capable of automatic narrowing |
Country Status (1)
| Country | Link |
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| CN (1) | CN100436680C (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102021729A (en) * | 2010-12-20 | 2011-04-20 | 福建红旗股份有限公司 | Intelligent manipulator device for flat knitting machine capable of receiving and drawing needles with computer |
| CN102787433B (en) * | 2012-08-17 | 2013-12-25 | 绍兴闻铭机械制造有限公司 | Automatic needle increasing and decreasing mechanism of flat knitting machine |
| CN102877205A (en) * | 2012-10-18 | 2013-01-16 | 范静 | Two-sided automatic narrowing device |
| CN103205854A (en) * | 2013-03-23 | 2013-07-17 | 宁波慈星股份有限公司 | Needle scraping device |
| CN108792657A (en) * | 2018-07-10 | 2018-11-13 | 苏州如德科技有限公司 | Prepared slices of Chinese crude drugs dispensing device |
| CN110284254A (en) * | 2019-07-05 | 2019-09-27 | 湖州中鹏纺织科技股份有限公司 | A kind of lever crochet hook device of the Computerized flat knitting machine with driving device |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1238957A (en) * | 1968-10-14 | 1971-07-14 | ||
| US3608335A (en) * | 1968-04-12 | 1971-09-28 | Responsabilita Iimitata Fimma | Device for automatic narrowing on both needle-beds of flat knitting machines |
| GB1271781A (en) * | 1969-03-17 | 1972-04-26 | Armes De Guerre Fab Nat | A device for actuating the narrowing or widening points of two needle bed knitting machines |
| CN2529883Y (en) * | 2002-02-21 | 2003-01-08 | 蔡文君 | Auto needle retracting device of flat-bed machine |
| CN2576740Y (en) * | 2002-10-31 | 2003-10-01 | 张家港市凤凰锦标针织机械厂 | Needle-retraction device of knitting flat-bed machine |
| CN2654641Y (en) * | 2003-08-28 | 2004-11-10 | *** | Hand knitting flat bed machine automatic plus minus needle device |
| CN2658185Y (en) * | 2003-10-18 | 2004-11-24 | 常熟市九龙马针织机械有限公司 | Double-shuttle doubling mechanism of flat machine |
| CN2663464Y (en) * | 2003-09-26 | 2004-12-15 | 邵锡良 | Stitch number reducing device of plain flat knitter |
-
2006
- 2006-04-03 CN CNB2006100395285A patent/CN100436680C/en not_active Expired - Fee Related
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3608335A (en) * | 1968-04-12 | 1971-09-28 | Responsabilita Iimitata Fimma | Device for automatic narrowing on both needle-beds of flat knitting machines |
| GB1238957A (en) * | 1968-10-14 | 1971-07-14 | ||
| GB1271781A (en) * | 1969-03-17 | 1972-04-26 | Armes De Guerre Fab Nat | A device for actuating the narrowing or widening points of two needle bed knitting machines |
| CN2529883Y (en) * | 2002-02-21 | 2003-01-08 | 蔡文君 | Auto needle retracting device of flat-bed machine |
| CN2576740Y (en) * | 2002-10-31 | 2003-10-01 | 张家港市凤凰锦标针织机械厂 | Needle-retraction device of knitting flat-bed machine |
| CN2654641Y (en) * | 2003-08-28 | 2004-11-10 | *** | Hand knitting flat bed machine automatic plus minus needle device |
| CN2663464Y (en) * | 2003-09-26 | 2004-12-15 | 邵锡良 | Stitch number reducing device of plain flat knitter |
| CN2658185Y (en) * | 2003-10-18 | 2004-11-24 | 常熟市九龙马针织机械有限公司 | Double-shuttle doubling mechanism of flat machine |
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| Publication number | Publication date |
|---|---|
| CN1827883A (en) | 2006-09-06 |
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