CN203890615U - Novel multi-station jacquard needle control device of weft knitting machine - Google Patents
Novel multi-station jacquard needle control device of weft knitting machine Download PDFInfo
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- CN203890615U CN203890615U CN201420319841.4U CN201420319841U CN203890615U CN 203890615 U CN203890615 U CN 203890615U CN 201420319841 U CN201420319841 U CN 201420319841U CN 203890615 U CN203890615 U CN 203890615U
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- steel ring
- pull head
- knitting needle
- needle
- multistation
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- 238000009940 knitting Methods 0.000 title claims abstract description 93
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 65
- 239000010959 steel Substances 0.000 claims abstract description 65
- 238000013213 extrapolation Methods 0.000 claims description 21
- 230000000694 effects Effects 0.000 claims description 7
- 238000009434 installation Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 8
- 239000012634 fragment Substances 0.000 description 4
- 239000000919 ceramic Substances 0.000 description 2
- 238000000354 decomposition reaction Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
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- Knitting Machines (AREA)
Abstract
The utility model discloses a novel multi-station jacquard needle control device of a weft knitting machine. The novel multi-station jacquard needle control device of the weft knitting machine comprises an upper steel ring, a lower steel ring, a lower pull head, a work drum, needle selectors and jacquard needles, wherein the upper steel ring is fixed to the upper portion of the work drum, the upper steel ring is concentric with the work drum, the lower steel ring is fixed to the lower portion of the work drum, the lower steel ring is concentric with the work drum, every three adjacent needle selectors form a working group, the groups of needle selectors are evenly distributed and fixed to the periphery of the lower steel ring, circles formed by fixing holes for the needle selectors are concentric with the lower steel ring, the jacquard needles are evenly distributed in needle grooves in the outer wall of the work drum, the jacquard needles carry out axial reciprocating motion in the needle grooves in the outer wall of the work drum under the action of downward-pressing of the upper steel ring and upward-push of the lower steel ring, and the jacquard needles carry out radial reciprocating motion in the needle grooves in the outer wall of the work drum under action of the lower pull head and the needle selectors. The novel multi-station jacquard needle control device of the weft knitting machine has the advantages that an old-fashioned elastic piece type jacquard needle control structure is broken through, and stability and economical efficiency of the machine are greatly improved.
Description
Technical field
The utility model relates to a kind of knitting needle control device, particularly a kind of novel weft machine multistation knitting needle control device.
Background technology
This multistation knitting needle control device of existing weft machine, to adopt spring-piece type knitting needle to realize the outside bullet motion in footpath of knitting needle, when knitting needle in the needle selecting device of existing weft machine is radially done outer bullet motion, main power source acts on the bounce of syringe trench bottom from knitting needle back shell fragment, realize knitting needle bullet state outside different station keeps.When knitting needle in the knitting needle control device of existing weft machine is radially done interior pressure motion, power source is all from the active force pushing away in slide cam selector blade.When knitting needle in the needle selecting device of existing weft machine suppresses motion inside and outside making above-mentioned work, have the following disadvantages:
1, knitting needle back shell fragment easily produces mechanical fatigue, easily there is local moulding distortion, make outer elastic force deficiency, thereby cause knitting needle not eject or play not in place outward, there is leaking the wrong choosing of choosing or the phenomenon of having an injection, cause substandard products to increase production declining, also limited to the operation of a machine speed and stability.
2, slide cam selector is in the time of jacquard weave needle selection, slide cam selector blade also has the bounce that acts on syringe trench bottom from knitting needle back shell fragment outside the centrifugal force that bears knitting needle and get rid of circling, cause slide cam selector blade overload of power, all Fast Wearings of slide cam selector blade and knitting needle, thus service life and the stabilization of equipment performance of slide cam selector blade and knitting needle affected.
3, slide cam selector is in the time of jacquard weave needle selection, in slide cam selector blade, push away knitting needle when hiding pin position, and knitting needle at this moment is also subject to do to act on from knitting needle back shell fragment the bounce of syringe trench bottom, under the bounce of knitting needle self, if knitting needle, leaving after the interior pressure effect stroke of slide cam selector blade, also fails to contact with lower steel ring inwall, fail accurately to realize in the situation of hiding pin, knitting needle, under the bounce of self, is easy to occur striker phenomenon under wrong position.
Utility model content:
The utility model is the deficiency of this multistation knitting needle control device that solves existing weft machine, provides more reliably, more rational weft machine multistation knitting needle control device.To achieve these goals, the measure that the utility model is taked:
A kind of novel weft machine multistation knitting needle control device, comprise steel ring, lower steel ring, lower pull head, syringe, slide cam selector and knitting needle, described upper steel ring is fixed on the top of syringe, upper steel ring is concentric with syringe, lower steel ring is fixed on the bottom of syringe, lower steel ring is concentric with syringe, every three slide cam selectors are a working group, some groups of slide cam selectors are uniformly distributed the periphery that is fixed on lower steel ring, the circle that the fixing hole that installation slide cam selector is used forms is concentric with lower steel ring, knitting needle is evenly distributed in the needle tray on syringe outer wall, knitting needle by steel ring press down under the effect above pushing away with lower steel ring, make to do axial back and forth movement in the needle tray of knitting needle on syringe outer wall, knitting needle is under the effect by lower pull head and slide cam selector, make to do radially back and forth movement in the needle tray of knitting needle on syringe outer wall,
Described lower pull head is pull head under fixed multistation, and under fixed multistation, pull head is embedded in the inside bottom of lower steel ring, and under fixed multistation, pull head is concentric with lower steel ring, and under fixed multistation, pull head control knitting needle does radially extrapolation motion;
Described lower pull head is pull head under movable multistation, and under movable multistation, pull head is embedded in lower steel ring inside bottom, and under movable multistation, pull head is concentric with lower steel ring, and under movable multistation, pull head control knitting needle does radially extrapolation or the motion of interior pressure;
Described slide cam selector is provided with four working groups.
The beneficial effects of the utility model: broken through old money spring-piece type knitting needle control structure, realized and controlled knitting needle with lower pull head do radially extrapolation motion on many kinds of work position.Abandoned old money spring-piece type knitting needle, lower radial and axial motion is more accurate, sensitive, reliable in working order to make knitting needle, has avoided spring-piece type knitting needle machine easily to produce causing after tool fatigue the phenomenon of knitting, dropped stitch and striker.Ensured machine more stable work running more at a high speed, service life of having made up existing spring-piece type knitting needle is short, running speed slow and unstability.Abandoned existing spring-piece type knitting needle, alleviated all and directly tactile parts wear of spring-piece type knitting needle, machine running resistance is gentlier more stable and more energy-conservation, has promoted greatly stability and the economy of machine.
Brief description of the drawings
Fig. 1, pull head decomposition texture schematic diagram under fixed multistation of the present utility model.
Fig. 2, pull head sectional structure schematic diagram under fixed multistation of the present utility model.
Fig. 3, pull head deployed configuration schematic diagram under fixed multistation of the present utility model.
Fig. 4, pull head decomposition texture schematic diagram under movable multistation of the present utility model.
Fig. 5, pull head sectional structure schematic diagram under movable multistation of the present utility model.
Fig. 6, pull head deployed configuration schematic diagram under movable multistation of the present utility model.
Fig. 7, pull header structure schematic diagram under fixed multistation of the present utility model.
Fig. 8, pull header structure schematic diagram under movable multistation of the present utility model.
Fig. 9, knitting needle structural representation of the present utility model.
Detailed description of the invention:
A kind of novel weft machine multistation knitting needle control device, comprise steel ring 2, lower steel ring 5, lower pull head 6, 7, syringe 1, slide cam selector 4 and knitting needle 3, described upper steel ring 2 is fixed on the top of syringe 1, upper steel ring 2 is concentric with syringe 1, lower steel ring 5 is fixed on the bottom of syringe 1, lower steel ring 5 is concentric with syringe 1, every three slide cam selectors 4 are a working group, some groups of slide cam selectors 4 are uniformly distributed the periphery that is fixed on lower steel ring 5, the circle that the fixing hole of installation slide cam selector 4 use forms is concentric with lower steel ring 5, knitting needle 3 is evenly distributed in the needle tray on syringe 1 outer wall, knitting needle 3 by steel ring 2 press down under the effect above pushing away with lower steel ring 5, make to do axial back and forth movement in the needle tray of knitting needle 3 on syringe 1 outer wall, knitting needle 3 is passing through lower pull head 6, 7 and the effect of slide cam selector 4 under, make to do radially back and forth movement in the needle tray of knitting needle 3 on syringe 1 outer wall.
Described lower pull head 6 is pull head under fixed multistation, and under fixed multistation, pull head is embedded in the inside bottom of lower steel ring 5, and under fixed multistation, pull head is concentric with lower steel ring 5, and under fixed multistation, pull head control knitting needle 3 does radially extrapolation motion.
Described lower pull head 7 is pull head under movable multistation, and under movable multistation, pull head is embedded in lower steel ring 5 inside bottom, and under movable multistation, pull head is concentric with lower steel ring 5, and under movable multistation, pull head control knitting needle 3 does radially extrapolation or the motion of interior pressure.
Described slide cam selector 4 is provided with four working groups.
Scheme one: upper steel ring 2, lower steel ring 5, lower pull head 6, slide cam selector 4 are fixed component, and the needle-selecting blade of syringe 1, knitting needle 3, slide cam selector 4 front ends is movable member.In the time of work, syringe 1 is made counterclockwise circumference fortune, when making knitting needle 3 make axially reciprocating along the needle tray on syringe 1 outer wall by upper steel ring 2 and lower steel ring 5, also can be along the needle tray on syringe 1 outer wall, do outer radial extrapolation motion by lower pull head 6, needle-selecting blade, under the control of its afterbody piezoelectric ceramics, can swing up and down and carry out needle selection, does interior pressure motion.Every three of slide cam selector 4 is a working group, this case machine of giving an example is four working groups, four working group's slide cam selectors 4 are uniformly distributed the periphery of being fixed on lower steel ring 5, and the circle that the fixing hole of installation slide cam selector 4 use forms is concentric with lower steel ring 5, and knitting needle 3 is uniformly distributed in the needle tray on syringe 1 outer wall.
As preferably, lower pull head 6 can be pull head under fixed multistation, and pull head under fixed multistation has the boss extrapolation part of eight two kinds of height.The first slide cam selector system correspondence under fixed multistation pull head compared with high boss extrapolation curved surface position, when work, correspondence is in the above position of boss at knitting needle 3 backs.The lower boss extrapolation curved surface of the 3rd slide cam selector system correspondence pull head under fixed multistation, in the time hiding needle-like state, lower boss extrapolation curved surface correspondence is in the above position of boss at knitting needle 3 backs, the knitting needle 3 that realization is selected pin position, Tibetan to the first slide cam selector system is stepped down, realize and hide pin, in the time going out needle-like state, teach the lug boss position of low boss extrapolation curved surface correspondence at knitting needle 3 backs, knitting needle 3 to second different station goes out pin, realizes out pin.Thereby realize pull head under fixed multistation to first, multiple stations corresponding to the 3rd slide cam selector system control knitting needle 3 and are fixed the extrapolation of formula.Referring to accompanying drawing 1,2,3,7 and 9.
Scheme two: upper steel ring 2, lower steel ring 5, lower pull head 7, slide cam selector 4 are fixed component, and the needle-selecting blade of syringe 1, knitting needle 3, slide cam selector 4 front ends is movable member.Lower pull head 7 is pull head under movable multistation.In the time of work, syringe 1 is made counterclockwise circular motion, when making knitting needle 3 do axially reciprocating along the needle tray on syringe 1 outer wall by upper steel ring 2 and lower steel ring 5, also can do radially extrapolation by pull head under the movable multistation of split along the needle tray on syringe 1 outer wall moves, needle-selecting blade, under the control of its afterbody piezoelectric ceramics, can swing up and down and carry out needle selection and do the motion of interior pressure.Knitting needle 3 is uniformly distributed in the needle tray on syringe 1 outer wall, every three of slide cam selector 4 is a working group, this case is exemplified as four working groups, and the slide cam selector 4 of four working groups is uniformly distributed the periphery of being fixed on lower steel ring 5, and the circle that the fixing hole of installation slide cam selector 4 use forms is concentric with lower steel ring 5.
As preferably, lower pull head 7 can be pull head under movable multistation, under each movable multistation, pull head has two working curved surfaces, under movable multistation, pull head is uniformly distributed in conplane extrapolation curved surface, and equally distributed extrapolation curved surface is corresponding with first and the outer push position of knitting needle 3 of the 3rd slide cam selector system.The first slide cam selector system correspondence under movable multistation pull head compared with high boss extrapolation curved surface position, when work, correspondence is in the above position of boss at knitting needle 3 backs.The lower boss extrapolation curved surface position of the 3rd slide cam selector system correspondence pull head under movable multistation, in the time hiding needle-like state, lower boss extrapolation curved surface correspondence is in the above position of boss at knitting needle 3 backs, the knitting needle 3 that realization is selected pin position, Tibetan to the first slide cam selector system is stepped down, realize and hide pin, in the time going out needle-like state, lower boss extrapolation curved surface correspondence is in the lug boss position at knitting needle 3 backs, knitting needle 3 to second different station goes out pin, realizes out pin.Under movable multistation, pull head is in the time radially extrapolating, make pull head under movable multistation arrive the operating position of releasing knitting needle 3, realize knitting needle and go out needle-like state, when under movable multistation, pull head is inwardly pressed in footpath, make pull head under movable multistation leave the operating position of releasing knitting needle 3, realize knitting needle and hide needle-like state, thus realize pull head under movable multistation to first, the knitting needle 3 of the 3rd slide cam selector system correspondence position carries out movable going out pin or hide pin control.Referring to accompanying drawing 4,5,6,8 and 9.
The weft machine that this case is given an example is four working groups, can increase or reduce working group by that analogy according to the syringe caliber size of weft machine.
Claims (4)
1. a novel weft machine multistation knitting needle control device, comprise steel ring (2), lower steel ring (5), lower pull head (6, 7), syringe (1), slide cam selector (4) and knitting needle (3), it is characterized in that: described upper steel ring (2) is fixed on the top of syringe (1), upper steel ring (2) is concentric with syringe (1), lower steel ring (5) is fixed on the bottom of syringe (1), lower steel ring (5) is concentric with syringe (1), every three slide cam selectors (4) are a working group, some groups of slide cam selectors (4) are uniformly distributed the periphery that is fixed on lower steel ring (5), the circle that the fixing hole of installation slide cam selector (4) use forms is concentric with lower steel ring (5), knitting needle (3) is evenly distributed in the needle tray on syringe (1) outer wall, under knitting needle (3) effect that steel ring (2) presses down and lower steel ring (5) above pushes away on passing through, make to do axial back and forth movement in the needle tray of knitting needle (3) on syringe (1) outer wall, knitting needle (3) is passing through lower pull head (6, 7) and under the effect of slide cam selector (4), make to do radially back and forth movement in the needle tray of knitting needle (3) on syringe (1) outer wall.
2. a kind of novel weft machine multistation knitting needle control device according to claim 1, it is characterized in that: described lower pull head (6) is pull head under fixed multistation, under fixed multistation, pull head is embedded in the inside bottom of lower steel ring (5), under fixed multistation, pull head is concentric with lower steel ring (5), and under fixed multistation, pull head control knitting needle (3) does radially extrapolation motion.
3. a kind of novel weft machine multistation knitting needle control device according to claim 1, it is characterized in that: described lower pull head (7) is pull head under movable multistation, under movable multistation, pull head is embedded in lower steel ring (5) inside bottom, under movable multistation, pull head is concentric with lower steel ring (5), and under movable multistation, pull head control knitting needle (3) does radially extrapolation or the motion of interior pressure.
4. according to a kind of novel weft machine multistation knitting needle control device described in claim 1,2 or 3, it is characterized in that: described slide cam selector (4) is provided with four working groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420319841.4U CN203890615U (en) | 2014-06-12 | 2014-06-12 | Novel multi-station jacquard needle control device of weft knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420319841.4U CN203890615U (en) | 2014-06-12 | 2014-06-12 | Novel multi-station jacquard needle control device of weft knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203890615U true CN203890615U (en) | 2014-10-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420319841.4U Expired - Lifetime CN203890615U (en) | 2014-06-12 | 2014-06-12 | Novel multi-station jacquard needle control device of weft knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203890615U (en) |
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2014
- 2014-06-12 CN CN201420319841.4U patent/CN203890615U/en not_active Expired - Lifetime
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20141022 |