CN1274894C - Thread-clamping and thread-loosing apparatus for straight-bar machines - Google Patents
Thread-clamping and thread-loosing apparatus for straight-bar machines Download PDFInfo
- Publication number
- CN1274894C CN1274894C CN 200310106288 CN200310106288A CN1274894C CN 1274894 C CN1274894 C CN 1274894C CN 200310106288 CN200310106288 CN 200310106288 CN 200310106288 A CN200310106288 A CN 200310106288A CN 1274894 C CN1274894 C CN 1274894C
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- Prior art keywords
- sinker
- installation portion
- knocking
- steel wire
- locating hole
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Abstract
The present invention relates to a flat knitting machine for knitting, more specifically a thread clamping and thread loosening device for a flat knitting machine. The present invention has the technical scheme that the device comprises a sinker, a loop loosening piece, an inlaid piece, a needle board groove and a rotating steel wire shaft, wherein the sinker and the loop loosening piece are connected with the rotating steel wire shaft in a penetrating and connecting mode, the lower side of the loop loosening piece is inlaid in the needle board groove, and the inlaid piece is tightly arranged on one side of the loop loosening piece; two planes which are in parallel with the original plane extend downwards from two continuous bends of about 90 DEG at the lower end of the sinker towards the direction of one side surface; the upper end of a positioning hole is provided with a long groove hole, the hem of the lower end of the positioning hole is provided with a notch, the long groove hole and the notch are communicated by the positioning hole, and the sinker is connected with the rotating steel wire shaft by the elastic deformation of the notch in an inserting mode; a plurality of dummy clubs are arranged on one side surface of the loop loosening piece. The device has the advantages that broken holes due to the biasing of a needle latch can be effectively solved, so that the flat knitting machine for knitting has good knitting quality, and the reliability is greatly improved; the working hours can be greatly saved for users to replace the device, and the production cost is reduced; the device also has the advantages of rapid and convenient installation and disassembly, time saving, labor saving, accurate positioning, simple and easy manufacture, and low cost.
Description
Technical field
The present invention relates to braiding flat-bed machine, more specifically to a kind of straight-bar machines line ball, wire-off device.
Background technology
At present, in braiding flat-bed machine, all be sinker, knocking-over bit to be installed on the steel wire turning cylinder with the cross-under mode, make it on needle plate, to locate.Wherein the sinker moving axis that can rotate rotates in the certain angle scope, and knocking-over bit maintains static, and its lower end and the empiecement of tightly putting are side by side together rabbeted in needle plate slot.Sinker is arranged on the side that knitting needle does not have reed, be close to knitting needle, during braiding, especially when the braiding alternative construction, since coil tiltedly draw effect, make needle latch tiltedly draw the direction biasing opening Shi Huixiang, if needle latch when on one side sinker is setovered, can the collision sinker and influence that needle latch is opened and knocking over, cause broken hole.
The replacing of existing sinker is extremely loaded down with trivial details thing.Because, general sinker, knocking-over bit all are provided with a locating hole, hundreds of sinker, knocking-over bit are installed on the steel wire turning cylinder by this locating hole space cross-under arranged side by side, sinker often needs to change because of wearing and tearing, distortion, but when every need change a slice sinker and all will extract the steel wire turning cylinder out, also must put on one by one again after new a slice in the replacement, installing/dismounting is all very inconvenient, time-consuming bothersome, the cost height.
Summary of the invention
The objective of the invention is to propose a kind of straight-bar machines sinker and supporting with it knocking-over bit of being convenient to installing/dismounting, its technical scheme is as follows:
1, comprises sinker 12, knocking-over bit 13, empiecement 14, needle plate slot 15 and steel wire turning cylinder 11, sinker 12 has the base portion 1 on a geometric form plane, its front end is the line ball portion 2 that contraction-like downside forward extends a geometric form plane, upper and lower side in the rear end extends the needle central portion 3 and the installation portion 4 on geometric form plane respectively, is provided with locating hole 7 on installation portion 4; Knocking-over bit 13 has the installation portion 28 on a geometric form plane, extends upward the knocking over portion 29 on geometric form plane at the upside of an end of this installation portion, is provided with locating hole 7 ' on installation portion 28; Sinker 12, knocking-over bit 13 is by locating hole 7,7 ' is installed on the steel wire turning cylinder 11 side by side, sinker 12 can rotate around steel wire turning cylinder 11, steel wire turning cylinder 11 places the top of needle plate slot 15, the installation portion 28 of knocking-over bit 13 and empiecement 14 are rabbeted in needle plate slot 15 side by side, the lower end of sinker 12 installation portions 4 dynamically places the needle plate slot 15 of knocking-over bit 13 installation portions 28 1 sides, wherein the installation portion 4 of sinker 12 is by bending and the downward extended geometric form plane of base portion 1 to continuous two the basic 90 ° of angles of a side surface direction, substantially parallel with base portion 1 plane, the upper end of locating hole 7, also be provided with long slot bore 8, installation portion 4 lower edge places also are provided with breach 9, locating hole 7 two ends are communicated with this long slot bore 8 respectively, breach 9, the two ends of breach 9 can produce the strain of relative displacement; One side of knocking-over bit 13 installation portions 28 is provided with several boss; Utilize the strain of sinker 12 installation portions 4 lower end breach 9 that its grafting is installed on the steel wire turning cylinder 11, sinker 12 installation portions 4 lower ends dynamically place in the space that forms between two boss of knocking-over bit 13 1 sides, 2 opposite sides at knocking-over bit 13 of the line ball portion of sinker 12.
2, the width of long slot bore 8 and breach 9 and locating hole 7 junctions is less than the diameter of locating hole 7.
The present invention's its beneficial effect compared with the prior art is: 1) do not change on the existing braiding flat-bed machine needle plate structure and it goes up mounting structure, just can effectively solve by needle latch and setover and the broken hole that causes, make the weaving quality of braiding flat-bed machine good, reliability improves greatly; 2) structure that cooperatively interacts of sinker and knocking-over bit make the installing/dismounting of sinker quick, convenient, save time, save trouble, and accurate positioning, the user can save man-hour greatly changing sinker, has reduced production cost; 3) make simply easily, cost is low.
Description of drawings
Fig. 1 is the structure chart of sinker one embodiment
Fig. 2 is the A-A cutaway view of Fig. 1
Fig. 3 is the structure chart of knocking-over bit one embodiment
Fig. 4 is the B-B cutaway view of Fig. 3
Fig. 5 is that structure of the present invention is formed schematic diagram
Fig. 6 is that the B of Fig. 5 is to view
Fig. 7 is installment state figure of the present invention
Fig. 8 is that the present invention shirks state diagram
1 is base portion among the figure, the 2nd, and line ball portion 3 is needle central portions, the 4th, the installation portion of sinker, the 5th, mounting hole, the 6th, rectangular opening, the 7th, locating hole, the 8th, long slot bore, the 9th, wedge-shaped indentation, the 10th, oblique line section, the 11st, steel wire turning cylinder, the 12nd, sinker, the 13rd, knocking-over bit, the 14th, empiecement, the 15th, needle plate slot, the 17th, device for controlling sinker, the 18th, the triangle that resets, the 19th, rise cam, the 20th, steel wire, 21 holes, the 22nd, small boss, the 23rd, big boss, 24 needle plates, the 25th, be the space that knitting needle has reed one side, the 26th, a side space of putting installation portion, the 27th, spacing steel wire, the 28th, the installation portion of knocking-over bit, the 29th, knocking over portion.
The specific embodiment
Below in conjunction with accompanying drawing the present invention and advantage thereof are described further.
Fig. 1, Fig. 2 is the designed sinker device of present embodiment, adopt the 65Mn steel band of 0.6mm to be stamped to form, after heat treatment case hardness HRC 52～58, the base portion 1 that one semi-arched plane is arranged, its serrated end downside forward extends the line ball portion 2 that is provided with, the upside of its sagitta end extends a needle central portion 3, installation portion 4 is extended in the bending at continuous two 90 ° of angles of left surface direction of the following side direction base portion 1 of sagitta end downwards, installation portion 4 and base portion 1, line ball portion 2 parallel not coplanes, two interplanar spacings are 0.45mm, on installation portion 4, be provided with locating hole 7, diameter phi 195-0.05mm is provided with the long slot bore 8 that is combined into by rectangular opening 6 and mounting hole 5 in these locating hole 7 upper ends, and rectangular opening 6 and the locating hole 7 narrower by width are communicated with, the width of rectangular opening 6 is 0.8mm, and the wide of mounting hole 5 is 2.5mm.Lower limb at installation portion 4 has a wedge-shaped indentation 9, the wide 2.5mm in its lower end, and the wide 1.2mm in upper end, this breach is communicated with locating hole 7.
The version of the knocking-over bit of being given in the present embodiment, see also Fig. 3, Fig. 4, adopt the thick 65Mn steel band of 0.65mm to be stamped to form, the installation portion 28 that one stepped plane is arranged, left-hand end extends upward knocking over portion 29, be provided with locating hole 7 ' and hole 21 cross-under steel wire turning cylinders 11 and finer wire 20 respectively on installation portion, diameter is respectively φ 2 and φ 1.Simultaneously go out three round boss in a side of installation portion, the diameter phi 1.5mm of two small boss 22 wherein, the diameter phi 2.5mm of big boss 23, the center of circle of two small boss 22 is on a lateral symmetry line, spacing is 5 ± 0.1mm, big boss 23 is 1.5mm with the horizontal spacing of above-mentioned roundlet platform 22, with the spacing of a nearest roundlet platform 22 be 12.5mm.
The needle central portion 3 of sinker 12 places the rise cam of device for controlling sinker 17 and resets between the triangle as can be seen from Fig. 5, Fig. 6, the needle central portion that pushes sinker 12 3 by the inclined-plane on the rise cam 19 and the triangle 18 that resets, make sinker 12 swings, thereby the pressure of the line ball portion 2 of control sinker 12 is dark.The pendulum angle of 27 pairs of sinkers 12 of spacing steel wire plays position-limiting action, also can prevent from will to extract out sinker simultaneously.Sinker 12, knocking-over bit 13 are installed in two ends side by side by the locating hole on it 7,7 ' and are fixed on the steel wire turning cylinder 11 of needle plate 24, with left side needle plate 24 is example, the installation portion 4 of sinker 12 is in the front side of knocking-over bit 13, and the base portion of sinker 12 and with the line ball portion 2 of its coplane be on the plane of 0.25mm in its rear side spacing, the bent intermediate part is just in time crossed over the thickness of knocking-over bit 13, line ball portion 2 places the rear side of knocking-over bit 13 this moment, and promptly the knitting needle (not shown) has in the space 25 of a side of reed.The line ball portion of sinker and the front side that is located on knocking-over bit 13 that installation portion is coplane in existing braiding flat-bed machine, in the knocking-over bit front space 26 that promptly is seated in, this side space is narrow and small relatively, and knitting needle has reed one side will occupy certain space because of reed, so and its exist together rear side of knocking-over bit 13 of a side leaves relatively large space, may place this safe shallow storage space with the line ball portion 2 that needle latch on the knitting needle moves the sinker 12 of interference, and the installation site of the structure of needle plate 24 and other part need not to do any change, so practicality of the present invention is good, by experiment, its effect is remarkable.
Fig. 6 has provided sinker 12, knocking-over bit 13, empiecement 14, the mounting structure in needle plate slot 15, between big boss 23 and 22 of small boss and needle plate slot 15 1 sides and knocking-over bit 13 leading flanks, form a space 26, a space of pegging graft and swinging is provided for sinker 12.
Contrast Fig. 7 when sinker is installed, as long as wedge-shaped indentation 9 is aimed at steel wire turning cylinders 11, and imposes one to the power of steel wire turning cylinder 11 axis directions just.Because wedge-shaped indentation 9 lower end width are greater than the diameter of steel wire turning cylinder 11, so wedge breach 9 is easy to be inserted on the steel wire turning cylinder 11, the oblique line section 10 on its both sides is tangent with the cylinder of steel wire turning cylinder 11.When to sinker application of force F
1In time, produces reaction forces at two symmetrical tangent places and can make sinker installation portion 4 produce strains, and mounting hole 5 provides the extending space that changes for this elastic edge distortion, steel wire turning cylinder 11 is slided in the locating hole 7 at an easy rate along the oblique line section 10 on wedge-shaped indentation 9 both sides, sinker is located on steel wire turning cylinder 11, and have with it and cooperate function in relative rotation.
In the time of should needing to change sinker together, application of force F
2, referring to Fig. 8, steel wire turning cylinder 11 produces reaction force with locating hole 7 contact positions, identical distortion when making installation portion 4 lower end wedge-shaped indentation produce and install, and be enough to make from sinker from the steel wire turning cylinder 11 to extract out.
Therefore installing/dismounting of the present invention is very quick and easy, because of locating hole 7 has suitable required precision, so the location on the steel wire turning cylinder is also more accurate.
Claims (2)
1, a kind of straight-bar machines line ball, wire-off device, comprise sinker, knocking-over bit (13), empiecement (14), needle plate slot (15) and steel wire turning cylinder (11), sinker (12) has the base portion (1) on a geometric form plane, its front end is the line ball portion (2) that contraction-like downside forward extends a geometric form plane, extend the needle central portion (3) and the installation portion (4) on geometric form plane respectively at the upper and lower side of rear end, on installation portion (4), be provided with locating hole (7); Knocking-over bit (13) has the installation portion (28) on a geometric form plane, extends upward the knocking over portion (29) on geometric form plane at the upside of an end of this installation portion, is provided with locating hole (7 ') on installation portion (28); Sinker (12), knocking-over bit (13) is by locating hole (7), (7 ') exists side by side and is installed on the steel wire turning cylinder (11), sinker (12) can rotate around steel wire turning cylinder (11), steel wire turning cylinder (11) places the top of needle plate slot (15), the installation portion (28) of knocking-over bit (13) and empiecement (14) are existed side by side interlocking in needle plate slot (15), the lower end of sinker (12) installation portion (4) dynamically places the needle plate slot (15) of knocking-over bit (13) installation portion (28) one sides, the installation portion (4) that it is characterized in that sinker (12) is by bending and the downward extended geometric form plane of base portion (1) to continuous two 90 ° of angles of a side surface direction, with base portion (1) plane parallel, the upper end of locating hole (7) also is provided with long slot bore (8), installation portion (4) lower edge place also is provided with breach (9), locating hole (7) two ends are communicated with this long slot bore (8) respectively, breach (9), the two ends of breach (9) can produce the strain of relative displacement; One side of knocking-over bit (13) installation portion (28) is provided with several boss; Utilize the strain of sinker (12) installation portion (4) lower end breach (9) that its grafting is installed on the steel wire turning cylinder (11), sinker (12) installation portion (4) lower end dynamically places in the space that forms between two boss of knocking-over bit (13) one sides, and the line ball portion (2) of sinker (12) is then at the opposite side of knocking-over bit (13).
2, a kind of straight-bar machines according to claim 1 is characterized in that the diameter of the width of described long slot bore (8) and breach (9) and locating hole (7) junction less than locating hole (7) with line ball, wire-off device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310106288 CN1274894C (en) | 2003-11-14 | 2003-11-14 | Thread-clamping and thread-loosing apparatus for straight-bar machines |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200310106288 CN1274894C (en) | 2003-11-14 | 2003-11-14 | Thread-clamping and thread-loosing apparatus for straight-bar machines |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1544738A CN1544738A (en) | 2004-11-10 |
| CN1274894C true CN1274894C (en) | 2006-09-13 |
Family
ID=34334071
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200310106288 Expired - Fee Related CN1274894C (en) | 2003-11-14 | 2003-11-14 | Thread-clamping and thread-loosing apparatus for straight-bar machines |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1274894C (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100535217C (en) * | 2007-04-16 | 2009-09-02 | 常熟市国盛针织机械厂 | Knitting head of computer flat machine and matching mechanism for yarn pressing device |
| JP5330266B2 (en) * | 2007-12-28 | 2013-10-30 | 株式会社島精機製作所 | Topping device |
| EP2251469B1 (en) * | 2009-05-15 | 2013-07-17 | H. Stoll GmbH & Co. KG | Flat knitting machine with sinkers |
| DE102010041540A1 (en) | 2010-09-28 | 2012-03-29 | Robert Bosch Gmbh | control unit |
| CN111334923B (en) * | 2020-04-21 | 2020-12-22 | 冯加林 | Needle plate and needle combination and needle selection mechanism for flat knitting machine |
-
2003
- 2003-11-14 CN CN 200310106288 patent/CN1274894C/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN1544738A (en) | 2004-11-10 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Tianyuan Nantong flat knitting machine manufacturing Co., Ltd. Assignor: Feng Jialin Contract fulfillment period: 2008.8.18 to 2013.8.17 contract change Contract record no.: 2008320000491 Denomination of invention: Thread-clamping and thread-loosing apparatus for straight-bar machines Granted publication date: 20060913 License type: Exclusive license Record date: 2008.10.6 |
|
| LIC | Patent licence contract for exploitation submitted for record |
Free format text: EXCLUSIVE LICENSE; TIME LIMIT OF IMPLEMENTING CONTACT: 2008.8.18 TO 2013.8.17; CHANGE OF CONTRACT Name of requester: NANTONG CITY TIANYUAN FLAT KNIT MANUFACTURING CO., Effective date: 20081006 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060913 Termination date: 20141114 |
|
| EXPY | Termination of patent right or utility model |