CN204311199U - A kind of non-contact type Computerized flat knitting machine knitting needle drive unit - Google Patents
A kind of non-contact type Computerized flat knitting machine knitting needle drive unit Download PDFInfo
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- CN204311199U CN204311199U CN201420639529.3U CN201420639529U CN204311199U CN 204311199 U CN204311199 U CN 204311199U CN 201420639529 U CN201420639529 U CN 201420639529U CN 204311199 U CN204311199 U CN 204311199U
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- needle
- knitting
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- knitting needle
- electromagnet
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Abstract
The utility model relates to field of textile equipment, particularly relates to a kind of non-contact type Computerized flat knitting machine knitting needle drive unit, includes straight-bar machines support, needle plate, magneto knitting needle, the flat-knitting machine head of linear reciprocation movement and calutron.The head that calutron is installed on reciprocally movement is inner, in the process that head moves back and forth, the magnetic field realization controlling electromagnetism, to the repulsion of the magneto knitting needle in needle plate needle tray and attraction, completes rising and the descending motion of magneto knitting needle, thus carries out braiding production.Knitting needle of the present utility model and reciprocal head are contactless structure, can reduce the frictional dissipation of equipment, reduce the vibration of braiding process, reduce fault rate, simplify the internal structure of computer flat-knitting machine head simultaneously.Have cost low, the life-span is long, the feature easily promoted.
Description
Technical field
The utility model relates to field of textile machinery, particularly relates to a kind of non-contact type Computerized flat knitting machine knitting needle drive unit.
Background technology
In traditional textile machine, Computerized flat knitting machine is that one utilizes in head horizontal reciprocating moving process, the mechanical type cam of its inside or needle-selecting blade contact with the knitting needle (being followed successively by knitting needle, minute hand, spring needle, knitting needle from top to bottom) on needle plate, realize the Weaving device of various flower pattern tissue.Primarily of needle plate, nose assembly mechanism, knitting needle mechanism and auxiliary body's composition, complex structure, cost are high.
The braiding of traditional straight-bar machines is produced and is mainly relied on the lopping cam in head, turns over needle cam or slide cam selector, contact respectively and force in the upper and lower pin heel of minute hand and the heel of knitting needle pin, drive moving up and down of knitting needle, realize the shaping actions of all kinds of flower pattern institutional framework.In straight-bar machines production process, head inner cam can produce larger friction and impact shock to knitting needle, and this makes straight-bar machines vibration & noise in the process of high-speed production large, and the percent defective of equipment failure rate and textiles is all higher.
Summary of the invention
For the problems referred to above, the purpose of this utility model is to provide the non-contact type Computerized flat knitting machine knitting needle drive unit that a kind of structure is simple, noise is little, cost is low.
To achieve these goals, the scheme that the utility model adopts is: non-contact type Computerized flat knitting machine knitting needle drive unit, flat-knitting machine head (4) moves along needle plate (3) length direction horizontal reciprocating, it is characterized in that: be installed on straight-bar machines support (1) top with the needle plate (3) of NULL processing, (3) have equally spaced needle tray with needle plate, one piece of magneto knitting needle (2) is all installed in each needle tray, its utilizing two steel wires (5) restriction magneto knitting needle (2) vertically moves, and bottom utilizes plastics washer (6) to limit it and moves axially; Flat-knitting machine head (4) is positioned at directly over needle plate (3), multiple electromagnet (9) is installed on electromagnet mount pad (7) inner homogeneous ground on flat-knitting machine head (4), after electromagnet (9) coil electricity, repulsion is produced to magneto knitting needle (2), magneto knitting needle (2) is released, under the effect of needle latch opening brush (8), open the needle latch of magneto knitting needle (2), realize hello yarn action; Meanwhile, by changing the sense of current of electromagnet (9) coil, electromagnet (9) produces suction to magneto knitting needle (2), and magneto knitting needle (2) declines, and completes braid movement.
Described cross machine knitting action is interacted by magneto knitting needle (2) and electromagnet (9) and realizes.
Described magneto knitting needle (2) is installed on needle plate (3) equably, and electromagnet (9) utilizes electromagnet mount pad (7) to be arranged on equably in the head (4) of linear reciprocation movement.
Described electromagnet (9) is controlled the size of current of solenoid and the sense of current by current control circuit, realizes the control of permanent magnetism knitting needle (2) lifting height and the direction of motion, realizes the braiding process of multiple flower pattern tissue fabric.
The utility model have employed the non-contact type type of drive of electromagnetic type flat-knitting machine head (4) and magneto knitting needle (2), makes flat-knitting machine head (4) in the process of horizontal reciprocating movement, utilizes electromagnetism operation principle, complete the braid movement of cross weaving needle.This contactless knitting needle drive unit, can reduce the frictional dissipation of straight-bar machines equipment, reduces the impact shock of equipment braiding process, reduces the fault rate of equipment, simplify the internal structure of computer flat-knitting machine head simultaneously.Have the advantages that noise is little, cost is low, the life-span is long, easily promote.
Accompanying drawing explanation
Fig. 1 is the outside drawing of the contactless knitting needle drive unit that the utility model is implemented;
Fig. 2 is the left view of the contactless knitting needle drive unit that the utility model is implemented;
Fig. 3 is the partial view of the magneto knitting needle installation that the utility model is implemented;
Fig. 4 is the electromagnetic type handpiece structure figure that the utility model is implemented;
Fig. 5 is the magneto knitting needle structure figure that the utility model is implemented;
Description of symbols in figure: 1-straight-bar machines support, 2-magneto knitting needle, 3-needle plate, 4-flat-knitting machine head, 5-steel wire, 6-plastics washer, 7-electromagnet mount pad, 8-needle latch opening brush, 9-electromagnet.
Detailed description of the invention
In order to understand the utility model better, the technical solution of the utility model is described further, see accompanying drawing 1 to accompanying drawing 5 below in conjunction with accompanying drawing and concrete enforcement:
The braiding process of straight-bar machines opens needle latch in knitting needle rising moving process, the yarn utilizing the pinhock of knitting needle to hook yarn feeding device to send here, then, knitting needle declines mobile, in the process declining movement, utilize the active force of previous coil that needle latch is closed, thus be inserted among previous coil, realize braid movement.
Non-contact type Computerized flat knitting machine knitting needle drive unit, by shown in accompanying drawing 5 by the magneto knitting needle of knitting needle and afterbody permanent magnet combination, put into the even needle tray on the needle plate (3) shown in accompanying drawing 3 equably, and utilize steel wire (5) to limit vertically moving of permanent magnetism knitting needle (2), utilize plastics washer (6) to limit it and move axially.Needle plate (3) is formed by NULL grooving, both ensured that magneto knitting needle (2) and needle plate (3) can not attract each other, also the magneto knitting needle (2) that guarantee two pieces is adjacent can not produce and attract each other, thus ensures that magneto knitting needle (2) can slide up and down by non-resistance in the needle tray of needle plate (3).Electromagnet mount pad (7) in flat-knitting machine head (4) installs electromagnet (9) equably, its spacing is the multiple proportion of the needle tray in needle plate (3), ensure in the process of flat-knitting machine head (4) inherent horizontal reciprocating movement, electromagnet (9) can align with the permanent magnet bottom surface of many pieces of magneto knitting needles (2) simultaneously, thus ensure produce maximum active force between the two, impel rising and the descending motion of knitting needle (2), realize the braid movement of yarn feeding and lopping.
Non-contact type Computerized flat knitting machine knitting needle drive unit of the present utility model, its course of action is as follows: during reset condition, magneto knitting needle (2) is parallel to be installed in the needle tray of needle plate (3), its radial direction has needle plate (3) to support, axially supported by the plastics washer (6) be arranged on needle plate (3), magneto knitting needle (2) contacts with plastics washer (6), and this is the first station of magneto knitting needle.Move to directly over certain group magneto knitting needle (2) when horizontal reciprocating moves flat-knitting machine head (3), electromagnet (9) now in flat-knitting machine head (4) is just right with one group of magneto knitting needle (2), electromagnetic controller controls the electrical current size and Orientation of an electromagnet (9) just right with yarn feeding position, produce the magnetic field of magneto knitting needle (2) identical polar aligned with yarn feeding position, this magnetic field repulses magneto knitting needle (2), magneto knitting needle (2) upward sliding in needle tray, realize rising to from the first station connecing pin height, this is the second station of magneto knitting needle (2), knit (2) pin when this magneto of cross machine knitting technological requirement to continue to rise, control system just can control the electromagnet current before yarn feeding position, make before aligned position, to have risen to the second station at magneto knitting needle (2), the electric current controlling the electromagnet (9) aligned with it is only needed during yarn feeding position, magneto knitting needle (2) is made to continue to rise to tuck height, opened the needle latch of magneto knitting needle by needle latch opening brush (8) in uphill process, to hook the yarn of new feeding, this is the 3rd station of magneto knitting needle (2), when cross machine knitting technological requirement magneto knitting needle (2) continues to rise, control system just can control the electromagnet current before yarn feeding position, make before yarn feeding position, to have risen to the 3rd station at magneto knitting needle (2), the electric current controlling the electromagnet (9) aligned with it is only needed during yarn feeding position, magneto knitting needle (2) is made to continue to rise to lopping height, opened the needle latch of magneto knitting needle by needle latch opening brush (8) in uphill process, to hook the yarn of new feeding, this is the 4th station of magneto knitting needle (2), when this magneto knitting needle (2) of cross machine knitting technological requirement continues to rise, control system just can control the electromagnet current before yarn feeding position, make before yarn feeding position, to have risen to the 4th station at magneto knitting needle (2), the electric current controlling the electromagnet (9) aligned with it is only needed during yarn feeding position, make magneto knitting needle (2) continue to rise to and turn over pin height, this is the 5th station of magneto knitting needle (2).After magneto knitting needle (2) completes ascending motion, along with flat-knitting machine head (4) continue move horizontally, lower two electromagnet (9) in flat-knitting machine head (4) can align with the magneto knitting needle (2) completing vertical motion successively, electromagnetic controller controls the electrical current size and Orientation of electromagnet (9) successively, make the magnetic field of generation and magneto knitting needle (2) opposite polarity, this magnetic field suction magneto knitting needle (2), magneto knitting needle (2) promptly slide downward in needle tray, the yarn utilizing pinhock to hook yarn feeding device feeding is inserted in the coil of previous braiding, the first station is reset to the fastest speed, realize braid movement, go round and begin again.By regulating drive current and the direction of multiple electromagnet (9) in flat-knitting machine head (4), control the lifting height of magneto knitting needle (2), the utility model breaches the principle restriction of tradition suffered by the knitting needle type of drive of mechanical cam, has efficient, at a high speed and the feature of low cost.
Be below the utility model embodiment and the comparing of traditional computer cross weaving needle drive unit:
Tradition computer cross weaving needle drive unit, head inside is provided with the complicated cam mechanism of many groups, has laid multistage knitting needle, its complex structure in the needle tray of needle plate, machining accuracy and manufacturing cost high.If adopt non-contact type Computerized flat knitting machine knitting needle drive unit of the present utility model, an only electromagnet mount pad on head, its inner homogeneous ground is installed can the electromagnet element of drive, and the knitting needle in needle plate needle tray only needs one piece of magneto knitting needle.Both compare, non-contact type Computerized flat knitting machine knitting needle drive unit of the present utility model, and more traditional straight-bar machines driving device structure is simple, and cost is low.
The non-contact type electricity of this utility model and cross weaving needle drive unit, its flat-knitting machine head completes horizontal reciprocating and moves under the effect of AC servo motor, all the time do not come in contact and between needle plate in the process of its movement, reduce frictional resistance, energy loss and the equipment impact shock between flat-knitting machine head and needle plate, thus the driving power of AC servo motor and the fault rate of equipment can be reduced.On the other hand, without rigid shock and CONTACT WITH FRICTION between knitting needle and head, under equivalent material, more traditional straight-bar machines in service life of equipment also has and improves greatly.
Claims (4)
1. a non-contact type Computerized flat knitting machine knitting needle drive unit, flat-knitting machine head (4) moves along needle plate (3) length direction horizontal reciprocating, it is characterized in that: be installed on straight-bar machines support (1) top with the needle plate (3) of NULL processing, (3) have equally spaced needle tray with needle plate, one piece of magneto knitting needle (2) is all installed in each needle tray, its utilizing two steel wires (5) restriction magneto knitting needle (2) vertically moves, and bottom utilizes plastics washer (6) to limit it and moves axially; Flat-knitting machine head (4) is positioned at directly over needle plate (3), multiple electromagnet (9) is installed on electromagnet mount pad (7) inner homogeneous ground on flat-knitting machine head (4), after electromagnet (9) coil electricity, repulsion is produced to magneto knitting needle (2), magneto knitting needle (2) is released, under the effect of needle latch opening brush (8), open the needle latch of magneto knitting needle (2), realize hello yarn action; Meanwhile, by changing the sense of current of electromagnet (9) coil, electromagnet (9) produces suction to magneto knitting needle (2), and magneto knitting needle (2) declines, and completes braid movement.
2. non-contact type Computerized flat knitting machine knitting needle drive unit according to claim 1, is characterized in that: described cross machine knitting action is realized by magneto knitting needle (2) and electromagnetic type flat-knitting machine head (4).
3. non-contact type Computerized flat knitting machine knitting needle drive unit according to claim 1, is characterized in that: described magneto knitting needle (2) is installed on needle plate (3) equably, and electromagnet (9) is arranged in the head (4) of linear reciprocation movement equably.
4. non-contact type Computerized flat knitting machine knitting needle drive unit according to claim 1, it is characterized in that: described electromagnet (9) is controlled the size of current of solenoid and the sense of current by current control circuit, realize the control of permanent magnetism knitting needle (2) lifting height and the direction of motion, realize the braiding process of multiple flower pattern tissue fabric.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420639529.3U CN204311199U (en) | 2014-10-31 | 2014-10-31 | A kind of non-contact type Computerized flat knitting machine knitting needle drive unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420639529.3U CN204311199U (en) | 2014-10-31 | 2014-10-31 | A kind of non-contact type Computerized flat knitting machine knitting needle drive unit |
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| Publication Number | Publication Date |
|---|---|
| CN204311199U true CN204311199U (en) | 2015-05-06 |
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|---|---|---|---|
| CN201420639529.3U Withdrawn - After Issue CN204311199U (en) | 2014-10-31 | 2014-10-31 | A kind of non-contact type Computerized flat knitting machine knitting needle drive unit |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727011A (en) * | 2014-10-31 | 2015-06-24 | 武汉纺织大学 | Non-contact driving device for knitting needle of computerized flat knitting machine |
| CN105297272A (en) * | 2015-09-10 | 2016-02-03 | 武汉纺织大学 | Control method of machine head device for adjustable multi-path yarn-feeding computerized flat knitting machine |
| CN107938141A (en) * | 2017-12-14 | 2018-04-20 | 武汉纺织大学 | The knitting-needle device and its control method of electromagnetic array driving |
| CN108517616A (en) * | 2018-04-27 | 2018-09-11 | 武汉纺织大学 | A kind of electromagnetic levitation type flat-knitting machine head telecontrol equipment |
| CN110029440A (en) * | 2019-04-16 | 2019-07-19 | 江苏明朗星新能源科技发展有限公司 | It is able to achieve the latch needles control assembly individually controlled |
| CN112708995A (en) * | 2020-12-22 | 2021-04-27 | 常熟创富针织机械有限公司 | Single-needle inorganic head control device |
-
2014
- 2014-10-31 CN CN201420639529.3U patent/CN204311199U/en not_active Withdrawn - After Issue
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104727011A (en) * | 2014-10-31 | 2015-06-24 | 武汉纺织大学 | Non-contact driving device for knitting needle of computerized flat knitting machine |
| CN104727011B (en) * | 2014-10-31 | 2016-08-17 | 武汉纺织大学 | A kind of non-contact type Computerized flat knitting machine knitting needle driving means |
| CN105297272A (en) * | 2015-09-10 | 2016-02-03 | 武汉纺织大学 | Control method of machine head device for adjustable multi-path yarn-feeding computerized flat knitting machine |
| CN105297272B (en) * | 2015-09-10 | 2017-03-08 | 武汉纺织大学 | A kind of control method of adjustable multichannel yarn feeding computer flat-knitting machine head device |
| CN107938141A (en) * | 2017-12-14 | 2018-04-20 | 武汉纺织大学 | The knitting-needle device and its control method of electromagnetic array driving |
| CN107938141B (en) * | 2017-12-14 | 2019-05-31 | 武汉纺织大学 | The knitting-needle device and its control method of electromagnetic array driving |
| CN108517616A (en) * | 2018-04-27 | 2018-09-11 | 武汉纺织大学 | A kind of electromagnetic levitation type flat-knitting machine head telecontrol equipment |
| CN110029440A (en) * | 2019-04-16 | 2019-07-19 | 江苏明朗星新能源科技发展有限公司 | It is able to achieve the latch needles control assembly individually controlled |
| CN112708995A (en) * | 2020-12-22 | 2021-04-27 | 常熟创富针织机械有限公司 | Single-needle inorganic head control device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20150506 Effective date of abandoning: 20160817 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |