CN106319744A - Clamping ring device with self-locking function - Google Patents
Clamping ring device with self-locking function Download PDFInfo
- Publication number
- CN106319744A CN106319744A CN201611026839.8A CN201611026839A CN106319744A CN 106319744 A CN106319744 A CN 106319744A CN 201611026839 A CN201611026839 A CN 201611026839A CN 106319744 A CN106319744 A CN 106319744A
- Authority
- CN
- China
- Prior art keywords
- connecting rod
- crank
- clamping ring
- motor
- slide block
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B15/00—Details of, or auxiliary devices incorporated in, weft knitting machines, restricted to machines of this kind
- D04B15/06—Sinkers
Landscapes
- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Transmission Devices (AREA)
Abstract
The invention relates to a clamping ring device with a self-locking function. The clamping ring device with the self-locking function comprises a connecting rod, a crank, a motor, a rack, a clamping ring piece, a short shaft, and a slider. The rack is mainly composed of a connection part and an internally embedded chute. The connection part is connected with the motor shaft on the motor. The internally embedded chute is arc-shaped, and is matched and connected with the slider. The crank is fixed on the motor shaft of the motor by an axis hole. The tail part of the connecting rod rotates the axis hole and is matched and connected with the slider. The upper part of the connecting rod rotates the axis hole and is connected with the crank by the short shaft. The clamping ring piece is fixedly and integrally connected with the connecting rod. The clamping ring device in the contractive state or extending state can be reliably locked. The mechanical structure of the device is simplified, the maintain difficulty is reduced, the four-link mechanism dead point theory is provided and used for the clamping ring mechanism, and the error action produced by the clamping ring mechanism can be effectively prevented.
Description
Technical field
The present invention relates to the clamping ring device in a kind of computer flat-knitting machine head.
Background technology
Cross machine triangulo system the most all has sinker device, and sinker device is a kind of special draw-off mechanism, permissible
Realize the tractive of single coil and gripping, and can act on lopping whole during, to starting on empty needle, shaping product
Product braiding, continuous several times tuck and local weave largely effective.Based on this tractive technology, it is also possible to agreeing to volume on platform machine
Weaving the full wafer garment piece after various different sheet clothing is connected, have even can knit out whole clothing, thus save because of
The wastage of material of sewing generation and labor waste.In recent years, due to the extensive application on straight-bar machines of the electronic installation technology, sedimentation
Chip technology and electron controls technology combine, and substantially increase the braiding ability of straight-bar machines.Sinker device coordinates knitting needle lopping
Process is as follows:
1, knitting needle is assisted to move back circle.When knitting needle rises and reaches the height moving back circle under the effect of rise cam, in order to avoid knitting needle
During rising, old coil rises with pin, the sedimentation that grip old coil rotating closed relative to needle-bar mouth of the sinker of two needle-bars
Arc.
2, whole yarn is padded.After knitting needle moves back circle, decline under the effect of depressing cam, start to eat yarn, meanwhile, two needle-bars
Sinker relative to needle-bar mouth Unscrew, allow out position so that lopping.
3, remain silent, lasso, kinking, lopping and tractive.After yarn is encased inside pinhock, latch needles continues to decline, and old coil promotes pin
Tongue is remained silent, and is set on needle latch, then takes off from syringe needle.After old coil is taken off, latch needles continues to decline, and new yarn is at sinker
Upper kinking lopping.Now, the sinker loop of old coil is lived in sinker pressure holding.This chip hold down of sinker, on empty needle
Again lopping, weaves various three-dimensional pattern and formed product is very important.
But, owing to straight-bar machines needle for setting up fabrics is when opening, needle for setting up fabrics is before and after's needle-bar arranged opposite, between pin and pin between
Every the narrowest and small, sinker device is difficult to play coil gripping effect.In order to solve problem mentioned above, clamping ring device just by
This creates.
Fig. 1 is patent documentation US7059157 institute publicity a kind of clamping ring device structural representation out, and this device uses
The operation principle of six-bar mechanism, as it is shown in figure 1, crank 11 one end is connected with the motor shaft 10a of motor 10, as motor shaft 11a
Just driving crank 11 to rotate during rotation, crank 11 other end is connected with connecting rod 13, and connecting rod 13 is also connected with rocking bar 9, such crank
11, connecting rod 13, rocking bar 9, motor 10 just constitute a crank and rocker mechanism.And rocking bar 9 one end is connected with motor 10 shell, separately
One end is connected with connecting rod 12,13 by hinge, and connecting rod 12 is connected with slide block 15 by hinge at position 12a, such rocking bar 9, company
Bar 12, slide block 15, frame 6 just constitute slider-crank mechanism, and in this mechanism, rocking bar 9 is become driving link from driven member, and
When connecting rod 13 moves under the driving of crank 11, drivening rod 12 is moved by connecting rod 13, and last connecting rod 12 drives slide block 15 to exist
Moving in frame 6, slide block 15 is limited 5 degree of freedom in the groove 6a of frame 6 so that it is sliding only along a direction
Dynamic.This device not only possesses the function of sinker device, and the some problem that the sinker device well solved produces,
But the shortcoming of this clamping ring device is also evident from, i.e. this clamping ring device mechanism is complex, on the one hand, not only increase head
Total quality, on the other hand, be unfavorable for the maintenance of head.
Summary of the invention
The present invention in order to make the clamping ring device in head triangle system reliably the coil on knitting needle be carried out pressing effect,
There is provided a kind of coil service portion can be in income state reliably or stretch out the clamping ring device of state, simplify device for mechanical knot
Structure, reduces maintenance difficulty, and proposes and utilize four-bar mechanism dead point principle so that pressing ring mechanism has auto-lock function, effectively
Prevent pressing ring mechanism from producing misoperation.
The present invention solves the problems referred to above and be the technical scheme is that a kind of clamping ring device with auto-lock function, mainly
Being made up of connecting rod, crank, motor, frame, trim ring sheet, short axle, slide block, clamping ring device utilizes the dead point of slider-crank mechanism former
Reason, when crank and connecting rod conllinear, in the case of motor shaft does not rotates, crank and connecting rod will be always maintained at coUinear state.
Frame of the present invention is mainly made up of with embedded slideway connecting portion, and connecting portion is connected with motor so that this dress
Putting entirety and have enough rigidity, embedded slideway is arc line shaped so that slide block can regular slip in this slideway.
Slide block is mainly made up of with slide block connecting portion sliding part, slide block sliding part can at the embedded gliding in tracks of frame,
Slide block connecting portion is one bar-shaped so that slide block connecting portion can be connected with connecting rod.
The two ends head of crank is respectively provided with rotary shaft central hole, and crank head shaft central hole is fixed on motor shaft so that crank
Can rotate along with motor shaft and rotate, crank afterbody axle center hole is connected through the hinge with connecting rod.
Connecting rod two ends head is respectively provided with rotary shaft central hole, and connecting rod upper axis central hole makes crank be connected with connecting rod by short axle,
Connecting rod afterbody axle center hole and slide block connecting portion chain connection.
Trim ring sheet is made up of the connecting portion and service portion with connecting hole, and connecting portion is connected with connecting rod by screw so that
Trim ring sheet is integrally forming with connecting rod, and service portion profile is that bar is bar-shaped, and its Main Function is that coil is risen chip hold down.
The present invention is when it is in and stretches out state, and yarn coil will be played pressing effect by clamping ring device front portion trim ring sheet, when
Old coil, when rising hook and taking yarn formation new coil, is depressed by knitting needle.While yarn is pressed by trim ring sheet, at tension force simultaneously
Effect under, yarn also can produce a counter-force to trim ring front portion, but owing to now crank and connecting rod are in coUinear state, four
Linkage produces dead point phenomenon, and crank and connecting rod will not move and continue to keep coUinear state.This device is due to self structure
Feature, trim ring sheet front portion can play all functions of sinker front and back in needle-bar narrow space.
The present invention utilizes the operation principle of slider-crank mechanism can effectively prevent misoperation, i.e. only turns when motor shaft
Dynamic, after destroying crank and connecting rod collinear relationship, crank and connecting rod just can produce relative motion, and now connecting rod could be taken in, quilt
The old coil of trim ring sheet pressure holding just can be released.
Accompanying drawing explanation
Fig. 1 is the structural representation that patent documentation 1 publicity goes out.
Fig. 2 is the blast diagram of the embodiment of the present invention.
Fig. 3 is the front view of the embodiment of the present invention.
Fig. 4 is the top view of the embodiment of the present invention.
Fig. 5 is the left view of the embodiment of the present invention.
Fig. 6 is the front view of frame in Fig. 2.
Fig. 7 is the top view of frame in Fig. 2.
Fig. 8 is the left view of frame in Fig. 2.
Fig. 9 is the front view of connecting rod in Fig. 2.
Figure 10 is the top view of connecting rod in Fig. 2.
Figure 11 is the left view of connecting rod in Fig. 2.
Figure 12 is the front view of crank in Fig. 2.
Figure 13 is the top view of crank in Fig. 2.
Figure 14 is the front view of trim ring sheet in Fig. 2.
Figure 15 is the top view of trim ring sheet in Fig. 2.
Figure 16 is present invention structural representation when being in off working state.
Figure 17 be the present invention in running order time structural representation.
Figure 18 is present invention kinematic sketch of mechanism when being in inoperative shape body.
Figure 19 be the present invention in running order time kinematic sketch of mechanism.
In figure: connecting rod 1, axle center hole 1a, axle center hole 1b, trim ring sheet fixing hole 1c, crank 2, rotary shaft central hole 2a, afterbody axle
Central hole 2b, motor 3, motor shaft 3a, frame 4, connecting portion 4a, embedded slideway 4b, trim ring sheet 5, connecting hole 5a, service portion 5b,
Short axle 6, screw 7, slide block 8, sliding part 8a, slide block connecting portion 8b.
Detailed description of the invention
The present invention is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following example are to this
Bright explanation and the invention is not limited in following example.
As shown in Fig. 2-19, a kind of clamping ring device with auto-lock function of the present invention, mainly by connecting rod 1, crank 2, electricity
Machine 3, frame 4, trim ring sheet 5, short axle 6, screw 7, slide block 8 form.
As shown in figs 6-8, frame 4 is mainly made up of with embedded slideway 4b connecting portion 4a, and connecting portion 4a passes through screw
It is connected with motor 3 so that this device entirety has enough rigidity, and embedded slideway 4b is arc line shaped so that the slip of slide block 8
Portion 8a can regular slip in this embedded slideway 4b.
As shown in figs. 9-11, connecting rod 1 is mainly made up of rotary shaft central hole 1a, axle center hole 1b and trim ring sheet fixing hole 1c.Even
Bar 1 afterbody axle center hole 1b is connected with slide block connecting portion 8b so that connecting rod 2 is integrally forming with slide block 8, axle center, connecting rod 1 top
Hole 1a, by short axle 6, makes crank 2 be connected with connecting rod 1.
Slide block 8 is mainly made up of with slide block connecting portion 8b sliding part 8a, and slide block sliding part 8a is a rolling bearing, and it can be
Slide in the embedded track 4b of frame 4.Slide block connecting portion 8b is one bar-shaped so that slide block connecting portion 8b can be with the axle center of connecting rod 1
Hole 1b is connected.
As illustrated by figs. 12-13, the two ends of crank 2 are respectively provided with rotary shaft central hole 2a, axle center hole 2b, and crank 2 passes through head shaft
Central hole 2a is fixed on motor shaft 3a so that crank 2 rotates along with the rotation of motor shaft 3a, crank 2 afterbody axle center hole 2b with
Connecting rod 1 is connected through the hinge.
As shown in figs. 14-15, trim ring sheet 5 having connecting hole 5a, trim ring sheet 5 is by screw 7, connecting hole 5a, trim ring sheet
Fixing hole 1c is affixed with connecting rod 1 to be integrally forming, and when connecting rod 1 carries out stretching out and taking in motion, the anterior service portion 5b of trim ring sheet 5 is also
Play motion with one, thus yarn is produced chip hold down.
The present invention is in, when connecting rod 2, the state of stretching out, and yarn is produced pressing effect, simultaneously by the anterior service portion 5b of trim ring sheet 5
Yarn the most also can produce a counter-force by service portion 5b anterior to trim ring sheet 5, but due to now crank 2 and connecting rod
1 is in coUinear state, and four-bar mechanism produces dead point phenomenon, and crank 2 and connecting rod 1 will not move and continue to keep coUinear state.
Only rotating as motor shaft 3a, after destroying crank 2 and connecting rod 1 collinear relationship, crank 2 and connecting rod 1 just can produce relative motion,
Now connecting rod 1 could be taken in, and just can be released by the old coil of the anterior service portion 5b pressure holding of trim ring sheet 5.
Figure 16 is present invention structural representation when being in off working state, Figure 17 be the present invention in running order time
Structural representation.When this clamping ring device from income state to when stretching out state change, slide block sliding part 8a is along in arc line shaped
Embedding slideway 4b counterclockwise movement.The anterior service portion 5b of trim ring sheet 5 has the trend pressed down on, under the effect of this action,
When latch needles carry out rise hook take new yarn formed new coil time, old coil will be depressed into needle bar position in latch hook；When
This clamping ring device from the state of stretching out to income state change time, slide block sliding part 8a is clockwise along the embedded slideway 4b of arc line shaped
Motion.The anterior service portion 5b of trim ring sheet 5 moves upward, and before and after straight-bar machines, between needle-bar, original gap reappears, now straight-bar machines
The new yarn of place mat can be carried out.
Claims (3)
1. a clamping ring device with auto-lock function, it is characterised in that: mainly by connecting rod, crank, motor, frame, trim ring sheet,
Short axle, slide block form；Described frame is mainly made up of with embedded slideway connecting portion, connecting portion and the motor shaft phase on motor
Connecting, embedded slideway is arc line shaped, and embedded slideway coordinates with slide block；Described crank is fixed on the motor shaft of motor by axle center hole
On；Described connecting rod afterbody rotary shaft central hole is connected with slide block, and connecting rod top rotary shaft central hole is connected by short axle with crank；
Described trim ring sheet is affixed with connecting rod to be integrally forming.
The clamping ring device with auto-lock function the most according to claim 1, it is characterised in that: when connecting rod is in the state of stretching out
Time, yarn will play pressing effect by trim ring sheet front portion, and yarn the most also can produce one to trim ring sheet front portion simultaneously
Counter-force, owing to four-bar mechanism produces dead point principle, crank and connecting rod will not occur relative motion to continue to keep coUinear state.
The clamping ring device with auto-lock function the most according to claim 1, it is characterised in that: when crank and connecting rod are in altogether
During line states, only when motor shaft rotates thus drives crank to rotate, destroy crank and connecting rod collinear relationship, crank and connecting rod
Relative motion can be produced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026839.8A CN106319744A (en) | 2016-11-22 | 2016-11-22 | Clamping ring device with self-locking function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611026839.8A CN106319744A (en) | 2016-11-22 | 2016-11-22 | Clamping ring device with self-locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106319744A true CN106319744A (en) | 2017-01-11 |
Family
ID=57817029
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611026839.8A Pending CN106319744A (en) | 2016-11-22 | 2016-11-22 | Clamping ring device with self-locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106319744A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552109A (en) * | 2019-09-20 | 2019-12-10 | 桐乡市巨星针织机械制造有限公司 | Take self-locking structure's cord grip |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04108143A (en) * | 1990-08-22 | 1992-04-09 | Shima Seiki Mfg Ltd | Filling knitting machinery having rocking sinker and presser bar |
| EP0597548A1 (en) * | 1992-11-09 | 1994-05-18 | SHIMA SEIKI MFG., Ltd. | Knitted fabric presser of flat knitting machine |
| CN103966750A (en) * | 2014-04-30 | 2014-08-06 | 绍兴市越发机械制造有限公司 | Presser foot device of computerized flat knitting machine |
| CN203890611U (en) * | 2014-04-30 | 2014-10-22 | 绍兴市越发机械制造有限公司 | Presser foot device of computerized flat knitting machine |
| CN203890618U (en) * | 2014-04-30 | 2014-10-22 | 绍兴市越发机械制造有限公司 | Computerized flat knitting machine presser foot transmission group |
| CN105780280A (en) * | 2016-03-11 | 2016-07-20 | 浙江台鹰针织机械有限公司 | Pressing ring device of knitting machine |
| CN206188992U (en) * | 2016-11-22 | 2017-05-24 | 飞虎科技有限公司 | Clamping ring device with self -locking function |
-
2016
- 2016-11-22 CN CN201611026839.8A patent/CN106319744A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH04108143A (en) * | 1990-08-22 | 1992-04-09 | Shima Seiki Mfg Ltd | Filling knitting machinery having rocking sinker and presser bar |
| EP0597548A1 (en) * | 1992-11-09 | 1994-05-18 | SHIMA SEIKI MFG., Ltd. | Knitted fabric presser of flat knitting machine |
| CN103966750A (en) * | 2014-04-30 | 2014-08-06 | 绍兴市越发机械制造有限公司 | Presser foot device of computerized flat knitting machine |
| CN203890611U (en) * | 2014-04-30 | 2014-10-22 | 绍兴市越发机械制造有限公司 | Presser foot device of computerized flat knitting machine |
| CN203890618U (en) * | 2014-04-30 | 2014-10-22 | 绍兴市越发机械制造有限公司 | Computerized flat knitting machine presser foot transmission group |
| CN105780280A (en) * | 2016-03-11 | 2016-07-20 | 浙江台鹰针织机械有限公司 | Pressing ring device of knitting machine |
| CN206188992U (en) * | 2016-11-22 | 2017-05-24 | 飞虎科技有限公司 | Clamping ring device with self -locking function |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110552109A (en) * | 2019-09-20 | 2019-12-10 | 桐乡市巨星针织机械制造有限公司 | Take self-locking structure's cord grip |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20170111 |