CN208087876U - A kind of large circle machine and its selecting mechanism - Google Patents
A kind of large circle machine and its selecting mechanism Download PDFInfo
- Publication number
- CN208087876U CN208087876U CN201820107890.XU CN201820107890U CN208087876U CN 208087876 U CN208087876 U CN 208087876U CN 201820107890 U CN201820107890 U CN 201820107890U CN 208087876 U CN208087876 U CN 208087876U
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- Prior art keywords
- needle
- pattern bit
- large circle
- circle machine
- selecting mechanism
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Abstract
The utility model discloses a kind of large circle machine and its selecting mechanisms, the selecting mechanism includes slide cam selector, pattern bit, needle jack and knitting needle, the needle jack is set to the lower section of knitting needle, that side that pattern bit faces slide cam selector is provided with multiple needle selection teeth, there are one protrusion, the protrusion and the side of needle jack offset for that side setting of the pattern bit far from slide cam selector；The bottom that the needle jack faces that side of slide cam selector is provided with piece heel；Piece heel is below the bottom end of pattern bit.Large circle machine and its selecting mechanism provided by the utility model make the connection type of pattern bit and needle jack more simple, and the height of entire selecting mechanism reduces, and the fuselage and syringe of large circle machine are correspondingly shortened；In addition, pattern bit horizontal movement, needle selection are more accurate.
Description
Technical field
The utility model is related to technical field of knitting machinery, more particularly to a kind of large circle machine and its selecting mechanism.
Background technology
Large circle machine（Or circular disc knitting machine）It is widely used in knitting industry, is used for the large circle machine of jacquard weave（Jacquard）Setting
There is selecting mechanism.Attached drawing 1 depicts the structural schematic diagram of selecting mechanism in the prior art, and selecting mechanism generally includes slide cam selector
4 ', pattern bit 3 ', needle jack 2 ' and knitting needle 1 ', and：Pattern bit 3 ', needle jack 2 ' and knitting needle 1 ' are set gradually from bottom to top, are selected
Needle device 4 ' is oppositely arranged with pattern bit 3 '.Prior art selecting mechanism at least has the following disadvantages：（1）Pattern bit, needle jack and
Knitting needle is set gradually from bottom to top, and the syringe of large circle machine and fuselage is caused correspondingly to increase；（2）Slide cam selector carries out needle selection or not
When needle selection, the fulcrum 301 ' of pattern bit bottom is rotated relative to the groove 911 ' on syringe 91 ', when wear cumulation to certain journey
After degree, it is inaccurate to be easy to cause needle selection；（3）When slide cam selector carries out needle selection or not needle selection, the fulcrum 301 ' of pattern bit is around syringe
On groove 911 ' rotate, and needle jack 2 ' is with drop contact point 31 ' at the top of pattern bit relative to rotating, in the vertical direction
Form error accumulation, the low needle selection precision of slide cam selector.（4）It must be provided for the groove of connection needle jack at the top of pattern bit
302 ' and the groove 303 ' for connecting reset triangle, not only knot cause structure complexity to be also easy to shelter evil people and countenance evil practices.
As it can be seen that the prior art could be improved and improve.
Utility model content
Place in view of above-mentioned deficiencies of the prior art, the purpose of this utility model is to provide a kind of large circle machine and its needle selections
Mechanism, it is intended to solve large circle machine in the prior art selecting mechanism height is higher and the not high technical problem of needle selection precision.
In order to achieve the above object, the utility model takes following technical scheme：
A kind of selecting mechanism of large circle machine, including slide cam selector, pattern bit, needle jack and knitting needle, the top of the needle jack
Connect with the bottom end of knitting needle, that side that pattern bit faces slide cam selector is provided with multiple needle selection teeth, and the pattern bit is far from needle selection
There are one protrusion, the protrusion and the side of needle jack offset for that side setting of device；The needle jack faces that of slide cam selector
The bottom of side is provided with piece heel；Piece heel is below the bottom end of pattern bit.
In the selecting mechanism of the large circle machine, the protrusion is arc convex.
In the selecting mechanism of the large circle machine, the middle part in pattern bit short transverse is arranged in the arc convex.
In the selecting mechanism of the large circle machine, pattern bit faces to be respectively set at the top and bottom of that side of slide cam selector
There are one limiting grooves.
In the selecting mechanism of the large circle machine, the top of the needle jack is provided with the first gib head, the first gib head lower section
It is provided with the first groove；The knitting needle bottom is provided with two gib heads and the second groove；First gib head can be inserted into the second groove
And it can be rotated relative to the second groove, second gib head can be inserted into the first groove.
In the selecting mechanism of the large circle machine, the profile of first gib head includes one section of major arc；The wheel of second groove
Wide also includes one section of major arc；The downside wall of first groove includes a plane, and the bottom end of the second gib head also includes a plane.
8 needle selection teeth are provided in the selecting mechanism of the large circle machine, on the pattern bit altogether；The slide cam selector is 8
Knife slide cam selector.
Further, the selecting mechanism of the large circle machine further include for the pattern bit, needle jack and knitting needle into
The needle cylinder insertion that row is oriented to.
The utility model correspondingly provides a kind of large circle machine, and unlike the prior art, the utility model correspondingly carries
The large circle machine of confession includes the utility model selecting mechanism above-mentioned.
Advantageous effect：
The utility model provides a kind of large circle machine and its selecting mechanism, and compared with prior art, pattern bit exists with needle jack
Vertical mode is to be set up in parallel, and jacquard weave is equipped with protrusion for offseting with needle jack, so that pattern bit and needle jack
Connection type is more simple, and the height of entire selecting mechanism reduces, and the fuselage and syringe of large circle machine are correspondingly shortened；This
Outside, pattern bit horizontal movement, needle selection are more accurate.
Description of the drawings
The structural schematic diagram of Fig. 1 selecting mechanisms of large circle machine in the prior art.
Fig. 2 is the structural schematic diagram of the selecting mechanism of large circle machine provided by the utility model, and not needle selection state is in figure.
Fig. 3 is the structural schematic diagram of the selecting mechanism of large circle machine provided by the utility model, and needle selection state is in figure.
Fig. 4 is the application schematic diagram of the selecting mechanism of large circle machine provided by the utility model, and not needle selection state is in figure.
Fig. 5 is the application schematic diagram of the selecting mechanism of large circle machine provided by the utility model, and needle selection state is in figure.
Fig. 6 is the partial enlarged view in the regions S in Fig. 3.
Fig. 7 is the front view of pattern bit in the selecting mechanism of large circle machine provided by the utility model.
Fig. 8 is the assembling schematic diagram of needle cylinder insertion in the selecting mechanism of large circle machine provided by the utility model.
Specific implementation mode
The utility model provides a kind of large circle machine and its selecting mechanism, for make the purpose of this utility model, technical solution and
Effect is clearer, clear, and the utility model is further described in the embodiment that develops simultaneously referring to the drawings.It should be appreciated that
Specific embodiment described herein only to explain the utility model, is not used to limit the utility model.
Fig. 2 to Fig. 7, a kind of large circle machine of the utility model offer and its selecting mechanism are be provided.For the ease of observation, Fig. 4
Overstriking has been carried out to the lines of outline of needle jack in Fig. 5.
The selecting mechanism of the large circle machine includes slide cam selector 4, pattern bit 3, needle jack 2 and knitting needle 1, the needle jack 2
Top connect with the bottom end of knitting needle 1, that side that pattern bit 3 faces slide cam selector 4 is provided with multiple needle selection teeth 31（Show in attached drawing
Meaning property depicts 8 needle selection teeth, and but not limited thereto）, that side of the pattern bit 3 far from slide cam selector（That is, facing needle jack
That side）There are one protrusion 32, the protrusion 32 and the side of needle jack 2 offset for setting；The needle jack faces slide cam selector
The bottom of that side is provided with piece heel 21；Piece heel 21 is located at the lower section of 3 bottom end of pattern bit.By the way that protrusion is arranged, both can guarantee
Pattern bit offsets with needle jack, and will not be interfered with pattern bit when needle jack rotation.Piece heel 21 is located at 3 bottom end of pattern bit
Lower section ensure that in piece heel entrance or the track 921 for elevating cam 92 on entrance large circle machine, will not occur with pattern bit
Interference.
Preferably, as shown in fig. 7, described raised 32 be arc convex.By the way that arc convex is arranged, when needle jack rotates
Always it offsets with arc convex.And between needle jack and arc convex be rolling friction, significantly reduce wear extent.
Preferably, the arc convex 32 is arranged in 3 short transverse of pattern bit（That is vertical direction）Middle part.
Further, pattern bit 3, which faces, is respectively set that there are one limiting grooves at the top and bottom of that side of slide cam selector
33.Fig. 4 and Fig. 5 are please referred to, when being applied to large circle machine, two gag lever posts 93 on two limiting grooves and large circle machine are matched
When conjunction, pattern bit can be limited to slide cam selector direction（Fig. 2 and Fig. 3 are shown to the right）The extreme position of movement, ensure pattern bit with
In suitable position to meet the needs of normal needle selection between slide cam selector.
As shown in fig. 7, for the ease of processing, pattern bit is symmetrical arranged along horizontal axis, i.e., above-mentioned arc convex is set to
Middle part in pattern bit short transverse；Each needle selection tooth position is symmetrically arranged in horizontal axis both sides, and two limiting grooves are located at
Horizontal axis both sides are symmetrically arranged.
Needle jack top and knitting needle bottom end, can bands in the vertical direction as long as meeting needle jack with there are many connection types
The top of dynamic needle motion and needle jack can be rotated relative to knitting needle bottom end junction.Referring to Fig. 6, carrying below
For a kind of preferred connection scheme：The top of the needle jack 2 is provided with the first gib head 21, and first is provided with below the first gib head
Groove 22；The knitting needle bottom is provided with two gib heads 12 and the second groove 11；First gib head 21 can be inserted into the second groove 11
And it can be rotated relative to the second groove 11, second gib head 12 can be inserted into the first groove 21.As shown in Figures 2 and 3,
That side that slide cam selector is faced in needle jack is arranged in one groove 21 and the first gib head 22, and the second groove 11 and the second gib head 12 are set
It sets on knitting needle on that side far from slide cam selector.By cooperation and the first gib head that the first groove and the second gib head is arranged
With the cooperation of the second groove, realizes needle jack top and steadily connect with knitting needle bottom end, you can drive knitting needle upward or downward
Movement, the first gib head of needle jack can also rotate relative to the first groove, have to meet needle jack " needle selection " and " no
Two states of needle selection "（The operation principle of " needle selection " and " not needle selection " is discussed in detail below）.
Further, the profile of first gib head 21 includes one section of major arc；The profile of second groove 11 also includes one section
Major arc；The downside wall 221 of first groove includes a plane, and the bottom end of the second gib head 12 also includes a plane.The setting makes
The contact point for obtaining the first gib head and the second groove is tangent always so that the first gib head is rubbed when being rotated relative to the second groove
Power is smaller；And the bottom end of the first groove downside wall and the second gib head includes a plane so that the vertical mode of needle jack moves
When, the connection of the first groove and the second gib head is more stablized, and ensure that knitting needle can steadily do vertical and straight movement.It needs to illustrate
It is that, since needle jack and knitting needle are on the whole sheet shaped piece, the profile of above-mentioned first gib head and the profile of the second groove refer to enduring
The profile of the profile of first gib head and the second groove on faller gill and knitting needle front view.
As shown in Figure 7, the bottom of knitting needle is provided with needle heel 101, is provided with pinhock 102 at the top of knitting needle, rotationally sets
It is equipped with the needle 103 for guiding.Since needle heel, pinhock and needle are the conventional arrangements of knitting needle, the utility model does not make it
It limits.
As shown in Figures 2 and 3, it is preferable that be provided with 8 needle selection teeth on the pattern bit 3 altogether；The slide cam selector is 8 knives
Slide cam selector（That is, slide cam selector has 8 groups of needle selecting knifes）.Certainly, this is only a kind of preferred embodiment, and it's not limited to that.Foundation is practical
Production requirement can also use 12 knife slide cam selectors or 16 knife slide cam selectors, correspondingly, 12 needle selection teeth or 16 are arranged on pattern bit
Needle selection tooth.Above-mentioned slide cam selector is preferably electromagnetic needle selector, since the structural principle of electromagnetic needle selector itself belongs to existing skill
Art repeats not to this herein.
Further, referring to Fig. 8, when in order to further ensure needle selection, pattern bit being capable of parallel motion in the horizontal direction
（The selecting mechanism of large circle machine described in moving along a straight line further includes for being oriented to the pattern bit, needle jack and knitting needle
Needle cylinder insertion 5.For the ease of observation, needle cylinder insertion 5 is indicated with overstriking solid line in Fig. 8.Only observe one in the visual angle of attached drawing
Needle cylinder insertion but when practical application, several needle cylinder insertions are arranged along syringe annular, pattern bit in each group of selecting mechanism,
Needle jack and knitting needle move in the gap of two neighboring needle cylinder insertion, to ensure that pattern bit and pattern bit do straight line respectively
Movement, and needle jack and knitting needle are also correspondingly made available guiding, improve the accuracy of needle selection.
As shown in figure 8, being corresponded in practical application, on needle cylinder insertion, that positioning is respectively arranged at the limiting groove of pattern bit is recessed
Slot（It is identical as the gag lever post position marked as 93 in figure）；Corresponding gag lever post passes through positioning groove so that the peace of needle cylinder insertion
Holding position is positioned.
The utility model also correspondingly provides a kind of large circle machine, unlike the prior art, provided by the utility model
Large circle machine includes previously described selecting mechanism, i.e. several groups selecting mechanism is uniformly arranged along the circumferential direction of large circle machine.
Since the basic structure of large circle machine is the prior art, the knot that large circle machine belongs to prior art part is not repeated herein
Structure and operation principle are described only for the operation principle of needle selection structure below：
（1）" not needle selection ", the needle selecting knife of slide cam selector（It is represented by dashed line in attached drawing）Effect is swung up with level-one pattern bit
Needle selection tooth 31, push pattern bit（Shown in the visual angle of Fig. 2 and Fig. 4, pattern bit is pushed to the left）, pattern bit 3 passes through convex 32
Push needle jack 2（Shown in the visual angle of Fig. 2 and Fig. 4, pattern bit is pushed needle jack to the left）So that needle jack 2 is relative to knitting needle 1
Rotation（Shown in the visual angle of Fig. 2 and Fig. 4, needle jack rotates clockwise）, so that the piece heel 201 of needle jack lower part is left
The track 921 of elevating cam 92, that is, needle jack is not worked, and correspondingly, the knitting needle being connected with needle jack does not also participate in work
Make, to realize " not needle selection ", that is, that root knitting needle of " not needle selection " does not weave.
（2）The needle selecting knife of " needle selection ", slide cam selector to take less than the needle selection tooth on pattern bit, needle jack 2 to lower swing
Lower part by reset triangle 94 direction of the effect towards slide cam selector（The visual angle of Fig. 3 and Fig. 5 is shown to the right）Movement, together
When, needle jack 2 also pushes pattern bit 3 to move horizontally；The heel piece 201 of needle jack lower part enters the track 921 of elevating cam, that is,
Needle jack moves up and down with the track 921 on elevating cam, and corresponding knitting needle is driven to move up and down, to realize " needle selection ",
That is, that root knitting needle of " needle selection " is woven.
Reset triangle, the elevating cam mentioned in above-mentioned operation principle are the conventional components in large circle machine, are not repeated herein
Its structural principle.
By being described above it is found that compared with the existing technology, the beneficial effects of the utility model include at least：（1）Due to
Needle jack and pattern bit are to be set up in parallel so that shared height reduces on entire selecting mechanism vertical direction, the fuselage of large circle machine,
Syringe is correspondingly made available shortening, so that different function（Such as, with or without jacquard weave function）Large circle machine fuselage, needle
Cylinder has versatility, reduces the cost of manufacture of large circle machine.（2）During " needle selection " or " not needle selection ", pattern bit is level
Movement, the needle selection tooth of pattern bit is accurately acted on convenient for needle selecting knife（3）Since pattern bit is horizontal movement, pattern bit exists
Error accumulation will not be caused on vertical direction.（4）Since pattern bit is not the groove on syringe as prior art
Rotation, the bottom of pattern bit and the friction that will not rotate with syringe will not more cause because of pattern bit bottom and syringe abrasion
Needle selection precision reduces.（5）Connection between pattern bit and needle jack is simpler（That is, being offseted by protrusion）, so that carrying
The structure of flower piece is simpler, is not required to must be provided for the recessed of connection needle jack at the top of pattern bit as prior art
Slot and groove for connecting reset triangle；Preferably, it might even be possible to pattern bit is designed as symmetrical structure, further
Simplify the structure of pattern bit.
It is understood that for those of ordinary skills, can with technical solution according to the present utility model and
The design of its utility model is subject to equivalent substitution or change, and all these changes or replacement should all belong to the protection of the utility model
Range.
Claims (9)
1. a kind of selecting mechanism of large circle machine, including slide cam selector, pattern bit, needle jack and knitting needle, the top of the needle jack with
The bottom end of knitting needle connects, which is characterized in that side that pattern bit faces slide cam selector is provided with multiple needle selection teeth, the pattern bit
There are one protrusion, the protrusion and the side of needle jack offset for that side setting far from slide cam selector；The needle jack faces needle selection
The bottom of that side of device is provided with piece heel；Piece heel is below the bottom end of pattern bit.
2. the selecting mechanism of large circle machine according to claim 1, which is characterized in that the protrusion is arc convex.
3. the selecting mechanism of large circle machine according to claim 2, which is characterized in that the arc convex is arranged in pattern bit
Middle part in short transverse.
4. the selecting mechanism of large circle machine according to claim 3, which is characterized in that pattern bit faces that side of slide cam selector
Top and bottom be respectively set there are one limiting groove.
5. the selecting mechanism of large circle machine according to claim 1, which is characterized in that the top of the needle jack is provided with
One gib head, the first gib head lower section are provided with the first groove；The knitting needle bottom is provided with the second gib head and the second groove；Described
One gib head can be inserted into the second groove and can be rotated relative to the second groove, and second gib head can be inserted into the first groove.
6. the selecting mechanism of large circle machine according to claim 5, which is characterized in that the profile of first gib head includes one
Section major arc；The profile of second groove also includes one section of major arc；The downside wall of first groove includes a plane, the second gib head
Bottom end also includes a plane.
7. the selecting mechanism of large circle machine according to claim 1, which is characterized in that be provided with 8 on the pattern bit altogether
Needle selection tooth；The slide cam selector is 8 knife slide cam selectors.
8. the selecting mechanism of large circle machine according to claim 1, which is characterized in that further include for the pattern bit,
The needle cylinder insertion that needle jack and knitting needle are oriented to.
9. a kind of large circle machine, which is characterized in that including such as claim 1-8 any one of them selecting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820107890.XU CN208087876U (en) | 2018-01-23 | 2018-01-23 | A kind of large circle machine and its selecting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820107890.XU CN208087876U (en) | 2018-01-23 | 2018-01-23 | A kind of large circle machine and its selecting mechanism |
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| Publication Number | Publication Date |
|---|---|
| CN208087876U true CN208087876U (en) | 2018-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820107890.XU Expired - Fee Related CN208087876U (en) | 2018-01-23 | 2018-01-23 | A kind of large circle machine and its selecting mechanism |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166146A (en) * | 2018-01-23 | 2018-06-15 | 佛山市晋新机械有限公司 | A kind of large circle machine and its selecting mechanism |
-
2018
- 2018-01-23 CN CN201820107890.XU patent/CN208087876U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108166146A (en) * | 2018-01-23 | 2018-06-15 | 佛山市晋新机械有限公司 | A kind of large circle machine and its selecting mechanism |
| CN108166146B (en) * | 2018-01-23 | 2024-05-17 | 石狮市睿宝科技有限公司 | Big circular knitting machine and needle selecting mechanism thereof |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181113 Termination date: 20190123 |