CN206188992U - Clamping ring device with self -locking function - Google Patents
Clamping ring device with self -locking function Download PDFInfo
- Publication number
- CN206188992U CN206188992U CN201621248322.9U CN201621248322U CN206188992U CN 206188992 U CN206188992 U CN 206188992U CN 201621248322 U CN201621248322 U CN 201621248322U CN 206188992 U CN206188992 U CN 206188992U
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- connecting rod
- crank
- clamping ring
- motor
- ring piece
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Abstract
The utility model relates to a clamping ring device with self -locking function, including connecting rod, crank, motor, frame, clamping ring piece, minor axis, slider, the frame is mainly formed with embedded slide by connecting the position, connects the position and is connected with motor shaft on the motor, and embedded slide is optimalarc, and embedded slide coordinates with the slider and is connected, the crank passes through the axle center hole to be fixed on the motor shaft of motor, connecting rod afterbody pivot axis hole is connected with the slider cooperation, and connecting rod upper portion pivot axis hole is passed through the minor axis with the crank and is connected, clamping ring piece and connecting rod rigid coupling become one, and device mechanical structure is simplified to the clamping ring device that is in the income state or the state that stretches out that can be reliable, has reduced the maintenance degree of difficulty to thereby provided to utilize four -bar linkage dead point principle to make clamping ring mechanism have self -locking function, prevented effectively that clamping ring mechanism from producing the malfunction.
Description
Technical field
The utility model is related to the clamping ring device in a kind of computer flat-knitting machine head.
Background technology
Cross machine triangulo system generally all has sinker device, and sinker device is a kind of special draw-off mechanism, can be with
Realize drawing to single coil and gripping, and during the entire process of can acting on lopping, to product of being started on empty needle, shaped
Product braiding, continuous several times tuck and local braiding are largely effective.Based on this drawing technology, can also be compiled on platform machine is agreed to
Weave the full wafer garment piece after various different piece clothing are connected, have in addition whole clothing can be knit out, so as to save because
Wastage of material and labor waste that sewing is produced.In recent years, the extensive use due to electronic installation technology on straight-bar machines, sedimentation
Chip technology and electron controls technology are combined, and substantially increase the braiding ability of straight-bar machines.Sinker device coordinates knitting needle lopping
Process is as follows：
1st, knitting needle is assisted to move back circle.Knitting needle when rising and reaching the height for moving back circle in the presence of rise cam, in order to avoid
Old coil rises with pin when knitting needle rises, and two sinkers of needle-bar are rotating closed with respect to needle-bar mouth to grip old coil
Sinker loop.
2nd, whole yarn is padded.After knitting needle moves back circle, decline in the presence of depressing cam, start to eat yarn, at the same time, two needle-bars
Sinker with respect to needle-bar mouthful Unscrew, allow out position so as to lopping.
3rd, remain silent, lasso, kinking, lopping and drawing.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, is then taken off from syringe needle.After old coil is taken off, latch needles continues to decline, and new yarn is in 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, it is very important to weave various three-dimensional patterns and formed product.
However, because straight-bar machines needle for setting up fabrics is when being opened, needle for setting up fabrics is front and rear needle-bar arranged opposite, between pin and pin between
Every extremely narrow and small, sinker device is difficult to play gripping to coil.It is mentioned above in order to solve the problems, such as, clamping ring device just by
This is generated.
A kind of clamping ring device structural representations of the Fig. 1 for the publicity of patent document US7059157 institutes out, the device is used
The operation principle of six-bar mechanism, as shown in figure 1, the one end of crank 11 is connected with the motor shaft 10a of motor 10, as motor shaft 11a
Just crank 11 is driven to rotate during rotation, the other end of crank 11 is connected with connecting rod 13, connecting rod 13 is also connected with rocking bar 9, such crank
11st, connecting rod 13, rocking bar 9, motor 10 just constitute a crank and rocker mechanism.And the one end of rocking bar 9 and the cage connection of motor 10, separately
One end is connected by hinge with connecting rod 12,13, and connecting rod 12 is connected by hinge in position 12a with sliding block 15, such rocking bar 9, company
Bar 12, sliding block 15, frame 6 just constitute slider-crank mechanism, and rocking bar 9 is changed into driving link from driven member in this mechanism, and
When being moved under driving of the connecting rod 13 in crank 11, connecting rod 13 moves drivening rod 12, and last connecting rod 12 drives sliding block 15 to exist
Moved in frame 6, sliding block 15 is limited 5 frees degree in the groove 6a of frame 6, it is slided along a direction
It is dynamic.The device not only possesses the function of sinker device, and some problem that the sinker device for well solving is produced,
But the shortcoming of the clamping ring device is also evident from, i.e., the 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.
The content of the invention
The utility model is in order that the clamping ring device in head triangle system is reliably pressed the coil on knitting needle
Effect, there is provided a kind of coil service portion reliably can be in income state or stretch out the clamping ring device of state, simplify device machine
Tool structure, reduces maintenance difficulty, and proposes using four-bar mechanism dead point principle so that pressing ring mechanism has auto-lock function,
Effectively prevent pressing ring mechanism from producing misoperation.
The technical scheme in the invention for solving the above technical problem is：A kind of clamping ring device with auto-lock function,
Mainly it is made up of connecting rod, crank, motor, frame, trim ring piece, short axle, sliding block, clamping ring device utilizes the dead point of slider-crank mechanism
Principle, when crank is conllinear with connecting rod, in the case where motor shaft is not rotated, crank will be always maintained at coUinear state with connecting rod.
The utility model frame is mainly made up of connecting portion with embedded slideway, and connecting portion is connected with motor so that
The device integrally has enough rigidity, and it is in arc line shaped to embed slideway so that sliding block being capable of the regular slip in the slideway.
Sliding block is mainly made up of sliding part with sliding block connecting portion, sliding block sliding part can in the embedded gliding in tracks of frame,
Sliding block connecting portion is bar-shaped in one so that sliding block connecting portion can be connected with connecting rod.
The two ends head of crank is respectively provided with center of rotation hole, and crank head axle center hole is fixed on motor shaft so that crank
Can be rotated as motor shaft is rotated, crank afterbody axle center hole is connected through the hinge with connecting rod.
Connecting rod two ends head is respectively provided with center of rotation hole, and connecting rod top axle center hole makes crank be connected with connecting rod by short axle,
Connecting rod afterbody axle center hole and sliding block connecting portion chain connection.
Trim ring piece is made up of connecting portion and service portion with connecting hole, and connecting portion is connected by screw with connecting rod so that
Trim ring piece is integrally formed with connecting rod, and service portion profile is bar-shaped in bar, and its Main Function is to play chip hold down to coil.
When it is in and stretches out state, clamping ring device front portion trim ring piece will play pressing and make the utility model to yarn coil
With when knitting needle takes yarn and form new coil in rising hook, by the pressure of old coil.While trim ring piece is pressed yarn simultaneously,
Under tension, yarn anterior to trim ring can also produce a counter-force, but because now crank and connecting rod are in collinearly
State, four-bar mechanism produces dead point phenomenon, and crank will not move with connecting rod and continue to keep coUinear state.The device is due to certainly
The characteristics of body structure, the institute that trim ring piece front portion can play sinker in front and rear needle-bar narrow space is functional.
The utility model can effectively prevent misoperation using the operation principle of slider-crank mechanism, i.e., only work as motor shaft
Rotate, after destruction crank and connecting rod collinear relationship, crank and connecting rod can just produce relative motion, and now connecting rod could be taken in,
Can be just released by the old coil of trim ring piece pressure holding.
Brief description of the drawings
Fig. 1 is the structural representation that the publicity of patent document 1 goes out.
Fig. 2 is the blast diagram of the utility model embodiment.
Fig. 3 is the front view of the utility model embodiment.
Fig. 4 is the top view of the utility model embodiment.
Fig. 5 is the left view of the utility model embodiment.
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 piece in Fig. 2.
Figure 15 is the top view of trim ring piece in Fig. 2.
Figure 16 be the utility model be in off working state when structural representation.
Structural representation when Figure 17 is in running order the utility model.
Figure 18 be the utility model be in inoperative shape body when kinematic sketch of mechanism.
Kinematic sketch of mechanism when Figure 19 is in running order the utility model.
In figure：Connecting rod 1, axle center hole 1a, axle center hole 1b, trim ring piece fixing hole 1c, crank 2, center of rotation hole 2a, afterbody axle
Heart hole 2b, motor 3, motor shaft 3a, frame 4, connecting portion 4a, embedded slideway 4b, trim ring piece 5, connecting hole 5a, service portion 5b,
Short axle 6, screw 7, sliding block 8, sliding part 8a, sliding block connecting portion 8b.
Specific embodiment
The utility model is described in further detail below in conjunction with the accompanying drawings and by embodiment, and following examples are right
It is of the present utility model explanation and the utility model is not limited to following examples.
As shown in Fig. 2-19, a kind of clamping ring device with auto-lock function of the present utility model, mainly by connecting rod 1, crank
2nd, motor 3, frame 4, trim ring piece 5, short axle 6, screw 7, sliding block 8 are constituted.
As shown in figs 6-8, frame 4 is mainly made up of connecting portion 4a with embedded slideway 4b, and connecting portion 4a passes through screw
It is connected with motor 3 so that the device integrally has enough rigidity, it is in arc line shaped to embed slideway 4b so that the slip of sliding block 8
Portion 8a being capable of the regular slip in the embedded slideway 4b.
As shown in figs. 9-11, connecting rod 1 is mainly made up of center of rotation hole 1a, axle center hole 1b and trim ring piece fixing hole 1c.Even
The afterbody axle center hole 1b of bar 1 and sliding block connecting portion 8b is connected so that connecting rod 2 is integrally formed with sliding block 8, the top axle center of connecting rod 1
Hole 1a, by short axle 6, makes crank 2 be connected with connecting rod 1.
Sliding block 8 is mainly made up of sliding part 8a with sliding block connecting portion 8b, and sliding block sliding part 8a is a rolling bearing, and it can be
Slided in the embedded track 4b of frame 4.Sliding block connecting portion 8b is bar-shaped in one so that sliding 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 center of rotation hole 2a, and axle center hole 2b, crank 2 passes through head shaft
Heart hole 2a is fixed on motor shaft 3a so that crank 2 is rotated with the rotation of motor shaft 3a, the afterbody axle center hole 2b of crank 2 with
Connecting rod 1 is connected through the hinge.
As shown in figs. 14-15, there is connecting hole 5a, trim ring piece 5 passes through screw 7, connecting hole 5a, trim ring piece on trim ring piece 5
Fixing hole 1c is affixed with connecting rod 1 to be integrally formed, when connecting rod 1 is stretched out and is taken in motion, the anterior service portion 5b of trim ring piece 5
Motion is played with one, so as to produce chip hold down to yarn.
The utility model is in state of stretching out when connecting rod 2, and yarn is produced pressing effect by the front portion service portion 5b of trim ring piece 5,
Simultaneously yarn under tension also can service portion 5b anterior to trim ring piece 5 produce a counter-force, but due to now crank 2 with
Connecting rod 1 is in coUinear state, and four-bar mechanism produces dead point phenomenon, and crank 2 will not move and continue to keep conllinear shape with connecting rod 1
State.Only when motor shaft 3a is rotated, after destruction crank 2 and the collinear relationship of connecting rod 1, crank 2 and connecting rod 1 can just produce relative fortune
Dynamic, now connecting rod 1 could be taken in, and can be just released by the old coil of the anterior service portion 5b pressure holdings of trim ring piece 5.
Figure 16 be the utility model be in off working state when structural representation, Figure 17 be the utility model be in work
Structural representation during state.When the clamping ring device from income state to stretch out state change when, sliding block sliding part 8a is along arc
Linear embedded slideway 4b counterclockwise movements.The front portion of trim ring piece 5 service portion 5b has the trend for pressing down on, in the action
Under effect, when latch needles carries out rising hook takes new yarn formation new coil, old coil will be depressed into shank from latch hook
Position；When the clamping ring device from the state of stretching out to income state change when, sliding block sliding part 8a along arc line shaped embedded slideway
4b clockwise movements.The front portion of trim ring piece 5 service portion 5b is moved upwards, and original gap reappears between needle-bar before and after straight-bar machines,
Now straight-bar machines can carry out the new yarn of place mat.
Claims (3)
1. a kind of clamping ring device with auto-lock function, it is characterised in that：It is main by connecting rod, crank, motor, frame, trim ring piece,
Short axle, sliding block composition；The frame is mainly made up of connecting portion with embedded slideway, the motor shaft phase on connecting portion and motor
Connection, it is in arc line shaped to embed slideway, embeds slideway and coordinates with sliding block；The crank is fixed on the motor shaft of motor by axle center hole
On；The connecting rod afterbody center of rotation hole is connected with sliding block, and connecting rod top center of rotation hole is connected with crank by short axle；
The trim ring piece is affixed with connecting rod to be integrally formed.
2. the clamping ring device with auto-lock function according to claim 1, it is characterised in that：State is stretched out when connecting rod is in
When, trim ring piece front portion will play pressing to yarn, while yarn also anterior to trim ring piece can produce one under tension
Counter-force, because four-bar mechanism produces dead point principle, crank will not occur relative motion and continue to keep coUinear state with connecting rod.
3. the clamping ring device with auto-lock function according to claim 1, it is characterised in that：When crank and connecting rod are in altogether
During wire state, only when motor shaft is rotated so as to drive crank to rotate, crank and connecting rod collinear relationship are destroyed, crank and connecting rod are
Relative motion can be produced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621248322.9U CN206188992U (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 |
|---|---|---|---|
| CN201621248322.9U CN206188992U (en) | 2016-11-22 | 2016-11-22 | Clamping ring device with self -locking function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206188992U true CN206188992U (en) | 2017-05-24 |
Family
ID=58727176
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621248322.9U Active CN206188992U (en) | 2016-11-22 | 2016-11-22 | Clamping ring device with self -locking function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206188992U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106319744A (en) * | 2016-11-22 | 2017-01-11 | 飞虎科技有限公司 | Clamping ring device with self-locking function |
| CN109868550A (en) * | 2019-04-10 | 2019-06-11 | 倪协照 | A kind of Knitting Machinery clamping ring device |
-
2016
- 2016-11-22 CN CN201621248322.9U patent/CN206188992U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106319744A (en) * | 2016-11-22 | 2017-01-11 | 飞虎科技有限公司 | Clamping ring device with self-locking function |
| CN109868550A (en) * | 2019-04-10 | 2019-06-11 | 倪协照 | A kind of Knitting Machinery clamping ring device |
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| GR01 | Patent grant |