CN101191274A - Sinker controlling structure for flat knitting machine - Google Patents
Sinker controlling structure for flat knitting machine Download PDFInfo
- Publication number
- CN101191274A CN101191274A CNA2007100687362A CN200710068736A CN101191274A CN 101191274 A CN101191274 A CN 101191274A CN A2007100687362 A CNA2007100687362 A CN A2007100687362A CN 200710068736 A CN200710068736 A CN 200710068736A CN 101191274 A CN101191274 A CN 101191274A
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- connecting rod
- motherboard
- triangle
- sinker
- pushing pin
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Abstract
The invention relates to the knitting mechanical field, in particular to a control mechanism for controlling movement of a sinker in a flat knitting machine. The sinker control mechanism for the flat knitting machine of the invention comprises a parent plate, a connecting rod and needle pushing-up cams, wherein, the connecting rod and the needle pushing-up cams are respectively arranged on both sides of the parent plate, and a plurality of elongated slotted holes are arranged on the parent plate. The invention is characterized in that: the needle pushing-up cams pass through the elongated slotted holes through connecting pieces and are fixedly connected with locating posts which are arranged on the other side of the parent plate; a leaf spring is respectively arranged on both ends of the parent plate, and elasticity of the leaf spring is utilized for pressing against the connecting pieces of the needle pushing-up cams; the length of a lower section of a notch curve on the connecting rod is larger than or equal to the distance of bearings of two needle pushing-up cams in the same set. The invention has simple structure and control of motion state mainly relies on thrust of the curve of the connecting rod and the elasticity of the leaf springs, thereby the invention has the advantages of stable operation and high reliability.
Description
Technical field
The invention belongs to the Knitting Machinery field, particularly relate to the controlling organization of control sinker motion in the flat machine.
Background technology
The knitting needle of flat machine is in the moment with regular elevating movement, and the processes such as circle, lasso, Lian Quan, knocking over, lopping of moving back of line yarn are controlled by the sinker of loom; Have only when sinker to remain in the motion process of stable, rule, can well realize the line yarn knocking over, move back function such as circle; For this reason, computer flat knitting machine is provided with the controlling organization of sinker.
The applicant was once applying for the utility model patent of a sinker controlling organization before this, the patent No. is 200520117410.0, it is made up of motherboard, stepper motor, gear train, tooth row, connecting rod, spacing triangle, the triangle that playbacks, the triangle of pushing pin, the compression spring that resets etc., sinker moves up and down by sinker cam control, provides the power drive sinker cam to arrive the location of instruction by motor; Push pin triangle at connecting rod and the compression that resets of pushing pin in the motherboard long slot bore, pump under the spring action; The opening of sinker, closure state under external force drives by the triangle of pushing pin, playback triangle, spacing triangle three cooperatively interacts and realize.This mechanism can realize the control to the sinker duty, but that its shortcoming is a part is more, thereby the mounting process complexity also improves the requirement of installation accuracy thereupon; On the other hand, the triangle of pushing pin resets by one and compresses spring controlled motion state, and in long-term the use, the compression spring easily adheres to foreign matter makes its clamping stagnation, influences overall work.
The further improvement that the present invention is done on this application basis just.
Summary of the invention
It is simpler to the purpose of this invention is to provide a kind of structure, uses the sinker controlling organization of more reliable flat machine.
For this reason, the present invention has adopted following technical scheme: the sinker controlling organization of flat machine, comprise motherboard, connecting rod and the triangle of pushing pin, and the connecting rod and the triangle of pushing pin lay respectively at the two sides of motherboard, and motherboard is provided with several long slot bores; The described triangle of pushing pin is four, and two is one group, and two groups of triangles of pushing pin lay respectively at the two ends of motherboard; Described connecting rod is a strip shape, respectively is provided with the breach of same curve at the two ends of its length direction, and utilizes this breach and motherboard to flexibly connect; Also be fixed with a tooth bar on the connecting rod; It is characterized in that: the triangle of pushing pin passes the long slot bore on the motherboard by connector, fixedlys connected with the reference column that is positioned at the motherboard another side, and the motherboard two ends respectively are provided with a reed, utilize its elasticity to push down the connector of the triangle of pushing pin; Breach curve on the connecting rod, its low segment length is more than or equal to the distance between the bearing of two triangles of pushing pin on the same group.
Further, the motherboard two ends are fixed with cushion block and support, and penetrating groove is arranged on the cushion block, and support is pressed on the cushion block, constitute a through hole and supply the breach of connecting rod to wear wherein, thereby connecting rod and motherboard are flexibly connected.
Have limited block on cushion block or the support, block described reed.
The reference column of the described triangle of pushing pin is a bearing, and the elastic compression that utilizes reed is on connecting rod.
Described connector of pushing pin between triangle and the reference column is made up of several contiguous blocks and pin, passes the long slot bore on the motherboard, and integral body moves up and down in this long slot bore.
In the described connector, the contiguous block of direct connection bearing, its top has a protruding end, the position of restriction reed.
The present invention drives the tooth bar motion by actuating unit when work, i.e. drivening rod side-to-side movement utilizes the curve of its indentation, there to promote bearing, and then drives three angular movements of pushing pin; When bearing was positioned at low section of described breach curve, pushed pin triangle in the inoperative position this moment, and sinker in opened condition; When connecting rod was pushed into the high section of breach curve with bearing, the triangle of pushing pin rose with bearing, is positioned at working position, and this moment, sinker was closure state.
When two bearings of the same group of triangle of pushing pin were positioned at low section of described breach curve simultaneously, this moment, two triangles of pushing pin all were non-working positions, and promptly two groups of sinkers are all opened; In addition, must be one push pin triangle working position simultaneously another in the inoperative position, promptly one group sinker is closed and another group sinker is opened.That is to say that the present invention provides the combinations of states of multiple sinker by two triangles of pushing pin: A opens B and closes; A closes B and opens; A opens B and opens; Simultaneously, sinker is positioned at that A opens that B closes, when A closes B and opens two kinds of duties, inclined-plane according to the connecting rod two ends, can control the adjusting microinching position of triangle of pushing pin by program on the connecting rod inclined-plane, make the triangle of pushing pin be in the duty of diverse location, and reaching that sinker is opened or closed depth degree, such combination designer of flat machine is just wished to obtain.The present invention only just can provide these several combinations with two triangles of pushing pin, and has realized main goal of the invention.
Simultaneously, the control of motion state mainly relies on the thrust of coupler-point curve and the elastic force of reed, so its work is more stable, and reliability is higher.
Description of drawings
Fig. 1 is a structural representation of the present invention.
Fig. 2 is the partial enlarged drawing of H part among Fig. 1.
Fig. 3 is the assembling schematic diagram of triangle and connector of pushing pin.
The schematic diagram that Fig. 4 and Fig. 5 are the present invention when A opens B and closes state.
The schematic diagram that Fig. 6 and Fig. 7 are the present invention when A closes B and opens state.
The schematic diagram that Fig. 8 and Fig. 9 are the present invention when A opens B and opens state.
Among all figure, Reference numeral is as follows:
The 1-motherboard; The 2-connecting rod; The 4-long slot bore; The breach of 5-connecting rod; The 6-contiguous block; The 8-reed; The 9-bolt; The 10-bootstrap block; The protruding end of 11-contiguous block; The 12-tooth bar; The 13-gear train; The 14-motor; The 15-support; The 17-bearing; The 18-bearing shim; The 19-bearing pin; The 20-cushion block; A1, B1, A2, the B2-triangle of pushing pin; Each point on the abcdefghik-coupler-point curve.
The specific embodiment
Referring to Fig. 1 to Fig. 3.The device for controlling sinker of present embodiment is by sinker motherboard 1, and connecting rod 2 and four push pin triangle A1, B1, A2, B2 constitute.The connecting rod and the triangle of pushing pin lay respectively at the two sides of sinker motherboard 1.Wherein connecting rod 2 is a strip shape, the two ends of its length direction respectively are provided with the breach 5 that cooperates with the triangle of pushing pin, wherein bc section and de section are respectively the inclined-plane of connecting rod 2 one end breach curves, the cd section is low a section of this end breach curve, its length equals the distance between the bearing 17 of two triangles of pushing pin on the same group, other end breach curve is identical with it, repeats no more.Be fixed with tooth bar 12 on the connecting rod 2, tooth bar 12 is meshed with gear train 13, by motor 14 drivening rods 2 move left and right.Four long slot bores 4 are arranged on the sinker motherboard 1, and two of long slot bores are one group, and symmetry is positioned at the two ends of motherboard 1.Four triangles of pushing pin are corresponding with four long slot bores 4, pass through connector separately respectively, and promptly bolt 9, bootstrap block 10, and contiguous block 6, with the bearing shim 18 that is positioned at motherboard 1 another side, bearing 17 is connected with bearing pin 19, and integral body moves up and down in long slot bore 4.Again referring to Fig. 2 and shown in Figure 4, have penetrating groove (not shown) on the cushion block 20, be fixed on the two ends of sinker motherboard 1, support 15 is pressed on the cushion block 20, thereby constitute a through hole with the groove of described cushion block, breach 5 residing one section connecting rod pass described through hole, make connecting rod 2 and motherboard 1 flexibly connect.Respectively there is reed 8 at motherboard 1 two ends, and the limited block (not shown) on the cushion block 20 blocks reed 8, utilize the elasticity of reed to push down contiguous block 6.Contiguous block 6 has a protruding end 11 simultaneously, to 8 position-limiting actions of reed.
The present invention by motor 14 driven gear groups 13, drives tooth bar 12 motions thereupon when work.Because tooth bar is to be fixed on the connecting rod 2, connecting rod 2 motion of also following one wherever one goes, the inclined-plane by breach 5 promotes bearing 17, and then drives three angular movements of pushing pin; When bearing 17 was positioned at low section of breach 5 and is cd section and gh section, pushed pin triangle in the inoperative position this moment, and sinker in opened condition; When connecting rod 2 was pushed into the high section ab section of connecting rod 2 or ef section or ik section with bearing 17, the triangle of pushing pin rose thereupon, is positioned at working position, and this moment, sinker was closure state.
The schematic diagram that Fig. 4 and Fig. 5 are the present invention when A opens B and closes state.When connecting rod 2 is moved to the left, the triangle A1 that pushes pin is positioned at low section cd section of the breach curve 5 of connecting rod 2, and at this moment the push pin bearing 17 of triangle A1 of 8 pairs of reeds is exerted pressure, and makes bearing 17 be close to the cd section, the triangle A1 that pushes pin is in the inoperative position, and the sinker that is in the triangle A1 that pushes pin is opening.Simultaneously, the triangle B1 that pushes pin is subjected to the thrust of the inclined-plane de section of connecting rod 2 breach curves 5, be positioned at the high section ef section of connecting rod 2, at this moment, 8 pairs of the reeds triangle B1 that pushes pin exerts pressure, make the bearing 17 of B1 be close to the high section ef section of connecting rod 2, the triangle B1 that pushes pin is in working position, and the sinker that is positioned at the triangle B1 that pushes pin is closure state.Other end A2 is identical with it with B2, repeats no more.The sinker that be in push pin triangle A1 and A2 position this moment is an opening, and the sinker that is in push pin triangle B1 and B2 position is closure state.
The schematic diagram that Fig. 6 and Fig. 7 are the present invention when A closes B and opens state.When connecting rod 2 moved right, the triangle B2 that pushes pin was positioned at low section gh section of the breach curve of connecting rod 2, and the push pin bearing 17 of triangle B2 of 8 pairs of its corresponding reeds is exerted pressure, make its bearing 17 be close to the gh section, at this moment, the triangle B2 that pushes pin is in the inoperative position, and the sinker that is positioned at the triangle B2 that pushes pin is opening.Simultaneously, when connecting rod 2 moves right, the triangle A2 that pushes pin is subjected to the thrust of the inclined-plane gf section of connecting rod 2 breach curves 5, be positioned at the high section ef section of connecting rod 2, at this moment, 8 pairs of the reeds triangle A2 that pushes pin exerts pressure, and also makes the bearing 17 of A2 be close to the high section ef section of connecting rod 2, the triangle A2 that pushes pin is in working position, and the sinker that is positioned at the triangle A2 that pushes pin is closure state.Other end A1 is identical with it with B1, repeats no more.Be in the sinker closure of push pin triangle A1 and A2 position this moment, and the sinker that is in push pin triangle B1 and B2 position is opened.
The schematic diagram that Fig. 8 and Fig. 9 are the present invention when A opens B and opens state.When connecting rod 2 shown in during the position, the triangle A1 that pushes pin, the bearing of B1 just in time are positioned at c, the d point place of connecting rod 2 curves, the triangle A2 that pushes pin, the bearing of B2 just in time are positioned at g, the h point place of connecting rod 2 curves.At this moment 8 pairs of the reeds triangle A1 that pushes pin, A2, B1, the bearing 17 of B2 is exerted pressure, and makes the bearing 17 of four triangles of pushing pin all be close to low section of breach 5 of connecting rod 2, the triangle A1 that pushes pin this moment, A2, B1, B2 are all in the inoperative position, and promptly sinker all is opening.
Hence one can see that, connecting rod 2 is left or when moving right, can drive the triangle of pushing pin and carry out up-down alternative motion, sinker can be stablized unlatching or the closure with rule under the effect of the triangle of pushing pin, thereby realized effectively the line yarn knocking over, move back functions such as circle, can finish purpose of the present invention.
Claims (6)
1. the sinker controlling organization of flat machine comprises motherboard, connecting rod and the triangle of pushing pin, and the connecting rod and the triangle of pushing pin lay respectively at the two sides of motherboard, and motherboard is provided with several long slot bores; The described triangle of pushing pin is four, and two is one group, and two groups of triangles of pushing pin lay respectively at the two ends of motherboard; Described connecting rod is a strip shape, respectively is provided with the breach of same curve at the two ends of its length direction, and utilizes this breach and motherboard to flexibly connect; Also be fixed with a tooth bar on the connecting rod; It is characterized in that: the triangle of pushing pin passes the long slot bore on the motherboard by connector, fixedlys connected with the reference column that is positioned at the motherboard another side, and the motherboard two ends respectively are provided with a reed, utilize its elasticity to push down the connector of the triangle of pushing pin; Breach curve on the connecting rod, its low segment length is more than or equal to the distance between the bearing of two triangles of pushing pin on the same group.
2. the sinker controlling organization of flat machine as claimed in claim 1, it is characterized in that: the motherboard two ends are fixed with cushion block and support, and penetrating groove is arranged on the cushion block, and support is pressed on the cushion block, constitute a through hole and supply the breach of connecting rod to wear wherein, thereby connecting rod and motherboard are flexibly connected.
3. the sinker controlling organization of flat machine as claimed in claim 2 is characterized in that: have limited block on cushion block or the support, block described reed.
4. the sinker controlling organization of flat machine as claimed in claim 3, it is characterized in that: the reference column of the described triangle of pushing pin is a bearing, the elastic compression that utilizes reed is on connecting rod.
5. the sinker controlling organization of flat machine as claimed in claim 4, it is characterized in that: described connector of pushing pin between triangle and the reference column, be made up of several contiguous blocks and pin, pass the long slot bore on the motherboard, integral body moves up and down in this long slot bore.
6. the sinker controlling organization of flat machine as claimed in claim 5 is characterized in that: in the described connector, and the direct contiguous block of connection bearing, its top has a protruding end, the position of restriction reed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100687362A CN100564634C (en) | 2007-05-18 | 2007-05-18 | The sinker controlling organization of flat machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2007100687362A CN100564634C (en) | 2007-05-18 | 2007-05-18 | The sinker controlling organization of flat machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101191274A true CN101191274A (en) | 2008-06-04 |
| CN100564634C CN100564634C (en) | 2009-12-02 |
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ID=39486469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2007100687362A Active CN100564634C (en) | 2007-05-18 | 2007-05-18 | The sinker controlling organization of flat machine |
Country Status (1)
| Country | Link |
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| CN (1) | CN100564634C (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696531B (en) * | 2009-10-26 | 2011-08-24 | 宁波慈星股份有限公司 | Device for controlling sinker of flat knitting machine |
| CN103173922A (en) * | 2013-03-14 | 2013-06-26 | 浙江丰帆数控机械有限公司 | Flat knitting machine releasing and restricting device |
| CN103276522A (en) * | 2013-05-13 | 2013-09-04 | 新昌县万事兴机械有限公司 | Sinking type fabric draw-off mechanism of full-forming intelligent flat knitting machine |
| CN103485057A (en) * | 2012-06-08 | 2014-01-01 | 浙江伟焕机械制造有限公司 | Elastic yarn knife |
| CN103710842A (en) * | 2013-12-26 | 2014-04-09 | 宁波慈星股份有限公司 | Sinker transmission device in flat knitting machine |
| CN105839283A (en) * | 2015-02-03 | 2016-08-10 | 株式会社岛精机制作所 | Flatbed knitting machine equipped with movable sinkers |
| CN107151857A (en) * | 2017-06-30 | 2017-09-12 | 宁波必沃纺织机械有限公司 | A kind of Gemini gram triangle device of computer flat knitting machine |
-
2007
- 2007-05-18 CN CNB2007100687362A patent/CN100564634C/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101696531B (en) * | 2009-10-26 | 2011-08-24 | 宁波慈星股份有限公司 | Device for controlling sinker of flat knitting machine |
| CN103485057A (en) * | 2012-06-08 | 2014-01-01 | 浙江伟焕机械制造有限公司 | Elastic yarn knife |
| CN103173922A (en) * | 2013-03-14 | 2013-06-26 | 浙江丰帆数控机械有限公司 | Flat knitting machine releasing and restricting device |
| CN103276522A (en) * | 2013-05-13 | 2013-09-04 | 新昌县万事兴机械有限公司 | Sinking type fabric draw-off mechanism of full-forming intelligent flat knitting machine |
| CN103710842A (en) * | 2013-12-26 | 2014-04-09 | 宁波慈星股份有限公司 | Sinker transmission device in flat knitting machine |
| CN105839283A (en) * | 2015-02-03 | 2016-08-10 | 株式会社岛精机制作所 | Flatbed knitting machine equipped with movable sinkers |
| CN107151857A (en) * | 2017-06-30 | 2017-09-12 | 宁波必沃纺织机械有限公司 | A kind of Gemini gram triangle device of computer flat knitting machine |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100564634C (en) | 2009-12-02 |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| ASS | Succession or assignment of patent right |
Owner name: NINGBO CIXING CO., LTD. Free format text: FORMER OWNER: SUN PINGFAN Effective date: 20110217 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 315336 NO. 2, XIAOTANG ROAD, HANGZHOUWAN NEW DISTRICT, CIXI CITY, ZHEJIANG PROVINCE TO: 315300 BUILDING 6, PHASE 3, EAST CHINA LIGHT TEXTILE KNITTING CITY, BAISHALU SUBDISTRICT, CIXI CITY, NINGBO CITY, ZHEJIANG PROVINCE |
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| TR01 | Transfer of patent right |
Effective date of registration: 20110217 Address after: 315300 Zhejiang city of Ningbo province Cixi City, Baisha Street East knitted textile city three building No. 6 Patentee after: Ningbo Cixing Co., Ltd. Address before: 315336, No. 2 Xiao Tong Road, Hangzhou Bay New District, Zhejiang, Cixi Patentee before: Sun Pingfan |