CN216639824U - Knife needle split type three-position loop velvet cutting knitting machine - Google Patents
Knife needle split type three-position loop velvet cutting knitting machine Download PDFInfo
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- CN216639824U CN216639824U CN202122916184.4U CN202122916184U CN216639824U CN 216639824 U CN216639824 U CN 216639824U CN 202122916184 U CN202122916184 U CN 202122916184U CN 216639824 U CN216639824 U CN 216639824U
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- 238000009940 knitting Methods 0.000 title claims abstract description 123
- 238000005520 cutting process Methods 0.000 title claims abstract description 24
- 238000007599 discharging Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 6
- 238000004140 cleaning Methods 0.000 claims description 5
- 230000001360 synchronised effect Effects 0.000 claims description 5
- 230000007704 transition Effects 0.000 claims description 5
- 230000000630 rising effect Effects 0.000 claims description 3
- 238000000926 separation method Methods 0.000 claims 1
- 210000002268 wool Anatomy 0.000 abstract description 27
- 238000003825 pressing Methods 0.000 abstract description 6
- 210000004209 hair Anatomy 0.000 abstract description 5
- 239000004744 fabric Substances 0.000 description 7
- 238000009941 weaving Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001624 hip Anatomy 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/50—Manufacturing or production processes characterised by the final manufactured product
- Y02P70/62—Manufacturing or production processes characterised by the final manufactured product related technologies for production or treatment of textile or flexible materials or products thereof, including footwear
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- Knitting Machines (AREA)
Abstract
The utility model discloses a knife and needle split type three-position loop velvet cutting knitting machine which comprises a triangular component and a knitting needle assembly, wherein a knitting needle is provided with a blade capable of sliding along the length direction of the knitting needle, the triangular component is provided with a needle receiving track and a blade track, the needle receiving track sequentially comprises a needle outlet section, a middle section and a reset section, and a lower needle cylinder is also provided with a first needle selector and a second needle selector which respectively correspond to the inlet end and the outlet end of the needle outlet section; the first needle selector controls the needle connecting stitch to enter or separate from a needle outlet section of the needle connecting track; the second needle selector controls the needle connecting stitch to enter or separate from the middle section of the needle connecting track; the blade runway is provided with a blade outlet section. The utility model can realize the random switching of the knitting of the non-wool, the low-wool and the high-wool, and simultaneously, the hair ring cutting does not need the assistance of the hair pressing wheel, so that the knitted wool has stronger stereoscopic impression, the service cycle of the knitting needle can be shortened, and the cost is saved.
Description
Technical Field
The utility model relates to the technical field of loop velvet cutting knitting machines, in particular to a knife needle split type three-position loop velvet cutting knitting machine.
Background
The cut loop pile is divided into three types of no-pile, low-pile and high-pile according to the length of the pile on the surface of the fabric, as shown in figure 1, the pile with different lengths woven in different areas on the same fabric can present various patterns, so the cut loop pile fabric is popular with the public in the market. However, the conventional loop-cut pile fabric is very complex in weaving, and is difficult to realize flexible conversion of various types on the same machine, so that the production cost of the loop-cut pile fabric is high, and the production efficiency is low.
Therefore, the applicant of the present invention hopes to design and develop a loop cutting velvet knitting machine which integrates the functions of non-wool knitting, low-wool knitting and high-wool knitting, and finds some problems to be solved in the design process: 1. when the traditional loop cutting knitting machine cuts the looped pile, the looped pile is pressed by the hair pressing wheel, and then the looped pile is cut by utilizing the integrally formed cutting edge (as shown in figure 2) on the knitting needle, so that a part of space at the cylinder opening of the needle cylinder is reserved for installing the hair pressing wheel, and the space waste and the numerous and complicated machine mechanisms are caused. 2. The wool pressed by the wool pressing wheel is in a bent state, cannot show a three-dimensional sense and influences the attractive appearance of the surface of the fabric. 3. The abrasion of the blade due to the high frequency of hair cutting action and the integral structure of the blade and the knitting needle greatly shorten the service life cycle of the knitting needle, and the whole knitting needle needs to be replaced periodically, thereby greatly increasing the cost.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a knife needle split type three-position loop velvet cutting knitting machine to solve the problems in the prior art mentioned in the background technology.
In order to achieve the above purpose, the utility model provides the following technical scheme:
a knife-needle split type three-position loop velvet cutting knitting machine comprises a triangular component and a knitting needle component, wherein the triangular component and the knitting needle component are arranged on a lower needle cylinder;
the lower needle cylinder is also provided with a first needle selector and a second needle selector which respectively correspond to the inlet end and the outlet end of the needle outlet section;
the first needle selector controls the needle connecting stitch to enter or be separated from a needle discharging section of the needle connecting track, and when the needle connecting stitch is separated from the needle discharging section of the needle connecting track, the knitting needle does not discharge;
the second needle selector controls the needle connecting stitch to enter or be separated from the middle section of the needle connecting runway, and when the needle connecting stitch is separated from the middle section of the needle connecting runway, the moving track of the needle connecting stitch is higher than that of the middle section of the needle connecting runway;
the blade track is provided with a blade outlet section which is used for driving the blade to move upwards relative to the knitting needle to cut off a loop hooked back when the knitting needle retracts.
Preferably, a blade groove is formed in the middle of the upper portion of the knitting needle along the length direction, and the blade is slidably embedded in the blade groove.
Preferably, the back side of the blade is provided with a dust cleaning notch close to the top end.
Preferably, the needle outlet section of the needle connecting runway is in an inverted V shape, so that the needle connecting stitch enters the needle outlet section, then ascends to discharge the needle and then descends to retract the needle; the middle section is horizontal; the reset section is in a horn-like shape with gradually reduced width.
Preferably, the cutter outlet section of the blade runway is in an inverted V shape, so that the blade ascends to discharge the cutter after entering the cutter outlet section and then descends.
Preferably, the highest point of the cutter outlet section corresponds to the middle section of the needle receiving runway.
Preferably, the parts of the needle receiving track and the knitting needle track corresponding to the rising sections of the needle discharging sections are respectively provided with a downward slope.
Preferably, the needle outlet section of the needle connecting track is respectively provided with a transition inclined plane convenient for the needle connecting stitch to separate from the track corresponding to the positions of the first needle selector and the second needle selector.
Preferably, the cam assembly is further provided with a knitting needle track, the knitting needle is provided with a knitting needle stitch, and the knitting needle stitch moves along the knitting needle track.
Preferably, the blade track is provided with a synchronous lifting section corresponding to the needle outlet section of the needle connecting track.
Compared with the prior art, the utility model has the advantages that:
1. the utility model controls the motion tracks of the needle receiving and the knitting needle through the first needle selector and the second needle selector, realizes the flexible switching of knitting without wool, low wool and high wool at any time, can realize the random combination of three types through one machine, and realizes three different knitting functions in the same group of triangles, thereby being capable of knitting various patterns; for example, high and low wool with more three-dimensional effect can be realized by alternately combining high wool and low wool, different textures such as dense wool, thin wool and the like can be realized by alternately combining non-wool, high wool or low wool, and the free switching of the different patterns can be realized by the needle selector.
2. When the pile loops are cut off, the pile cutting action can be carried out without matching with a pile pressing wheel and by triangular control, after the loop is hooked back by the knitting needle, the blade is driven by the blade track to move relative to the knitting needle, the pile which is not pressed by the pile pressing wheel after the pile is cut can be kept in a vertical state and cannot be bent, the pile is cut more stably when high-low pile processing is carried out, the cut pile cannot be bent, and the stereoscopic impression is stronger.
3. The blade is used as a wearing part, the service life of the blade is far shorter than that of a knitting needle, when the blade needs to be replaced due to abrasion, the blade can be replaced only without replacing the knitting needle, and the cost is saved.
Drawings
Fig. 1 is a schematic view of three types of cut loop pile.
Fig. 2 is a structural diagram of a traditional loop pile adopting a knitting needle.
Fig. 3 is a schematic view of the structure of the needle cylinder of the knitting machine of the present invention.
FIG. 4 is a schematic structural view of the needle assembly of the present invention.
Fig. 5 is a schematic view of a needle and a blade of the present invention in a separated state.
Fig. 6 is a perspective view of the knitting needle and blade of the present invention.
Fig. 7 is an enlarged schematic view of a in fig. 6.
FIG. 8 is a schematic view of the construction of the triangular member of the present invention.
FIG. 9 is a schematic view of the knitting needle track of the wool-free knitting machine of the present invention (the needle receiving stitch track is marked in black).
FIG. 10 is a schematic representation of the needle path for a low-wool knitting of the present invention (the needle-receiving stitch path is marked in black).
FIG. 11 is a schematic diagram of the trajectory of a high-pile knitting needle of the present invention (the needle-receiving stitch trajectory is marked with black).
In the figure: 100. feeding a needle cylinder; 200. a lower needle cylinder; 300. a needle assembly; 400. a triangular component; 1. a knitting needle 11, a knitting needle stitch 12 and a blade groove; 2. a needle connecting 21, a needle connecting stitch; 3. a blade 31, a blade pin 32 and a dust removal notch; 4. a needle receiving track 41, a needle outlet section 42, a middle section 43 and a resetting section; 5. knitting a needle track; 6. a blade runway 61, a cutter outlet section 62 and a synchronous lifting section; 7. a first needle selector; 8. a second needle selector; 9. a transition bevel.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further specifically described below by way of embodiments in combination with the accompanying drawings.
The embodiment is as follows: a split type cutter-needle three-position loop velvet cutting knitting machine is shown in figures 3-11 and comprises an upper needle cylinder 100 and a lower needle cylinder 200, wherein the lower needle cylinder 200 is provided with a knitting needle assembly 300 and a cam assembly 400 for controlling the operation of knitting needles, the knitting needle assembly 300 comprises knitting needles 1, connecting needles 2 and blades 3, the knitting needles 1, the connecting needles 2 and the blades 3 are respectively provided with knitting needle stitches 11, connecting needle stitches 21 and blade stitches 31, the connecting needles 2 are connected with the knitting needles 1 in an end-to-end mode, and the connecting needles 2 can rotate for a certain angle relatively. In this embodiment, the knitting needle 1 is provided with a blade groove 12 in the longitudinal direction with respect to the upper portion, specifically, the blade groove 12 is opened in the middle of the knitting needle 1 as viewed in the knitting needle thickness direction, and the blade 3 can slide up and down in the blade groove 12.
In this embodiment, a dust cleaning gap 32 is provided at a position close to the top end of the back side of the blade 3, and the blade 3 moves back and forth in the blade groove 12 when working, so that dust in the blade groove 12 and in the hook of the knitting needle 1 can be taken out through the dust cleaning gap 32, thereby realizing a self-cleaning function.
The cam assembly 400 is respectively provided with a continuous and circular needle receiving track 4, a knitting needle track 5 and a blade track 6 for the stitch operation of the needle receiving 2, the knitting needle 1 and the blade 3. The needle receiving track 4 sequentially comprises a needle outlet section 41, a middle section 42 and a reset section 43, the inlet end and the outlet end of the needle outlet section 41 are respectively and correspondingly provided with a first needle selector 7 and a second needle selector 8, the first needle selector 7 controls a needle receiving stitch 21 to enter or separate from the needle outlet section 41, when the needle receiving stitch 21 enters the needle outlet section 41, a knitting needle 1 takes out and picks yarns, when the needle receiving stitch 21 separates from the needle outlet section 41, the knitting needle 1 does not take out, and when the knitting needle 1 does not take out, wool-free knitting is correspondingly performed. Under the condition that the first needle selector 7 controls the needle connecting stitch 21 to enter the needle outlet section 41, namely the knitting needle 1 is discharged for knitting, the second needle selector 8 controls the needle connecting stitch 21 to enter or separate from the middle section 42, when the needle connecting stitch 21 separates from the middle section 42, the needle connecting stitch 21 moves along a track higher than the middle section 42, and low-wool knitting is correspondingly carried out at the moment; when the needle-receiving stitch 21 enters the middle section 42, the needle-receiving stitch 21 moves along the middle section 42, and the knitting needle 1 pulls the loops on the hook longer, corresponding to a high-loop knitting.
Specifically, in the needle receiving track 4, the needle outlet section 41 is in an inverted V shape, and the width of the needle outlet section is matched with that of the needle receiving stitch 21, so that the needle receiving stitch 21 is lifted up and out after entering the needle outlet section 41 until the needle hook of the knitting needle 1 is lifted to be higher than the upper cylinder mouth for yarn eating, and then the needle is lowered for retracting, and the hooked yarn is pulled back to form a terry; the middle section 42 is in a horizontal straight line shape, and the width of the middle section is matched with the width of the needle connecting stitch 21; the reset section 43 is in a gradually narrowed trumpet-like shape and is used for resetting the needle connecting pin 21. In order to facilitate the needle-receiving stitch 21 to be separated from the needle-receiving track 4 under the control of the needle selector, transition inclined planes 9 which are convenient for the needle-receiving stitch 21 to be separated from the needle-receiving track 4 are respectively arranged on the needle-out section 41 corresponding to the positions of the first needle selector 7 and the second needle selector 8, wherein the position of the transition inclined plane corresponding to the second needle selector 8 is higher than the outlet of the needle-out section 41, so that when the needle-receiving stitch 21 is separated from the needle-out section 41, the moving track can be higher than the middle section 42, and the low-wool knitting is realized correspondingly.
The needle track 5 provides only a space for the needle foot 11 to move, since the path of the needle 1 is followed by the receiving needle 2. Specifically, the overall shape of the portion of the knitting needle track 5 corresponding to the needle-out section 41 is similar to an isosceles triangle, the knitting needle stitch 11 moves along two waists of the portion when the needle connecting stitch 21 moves along the needle-out section 41, and the knitting needle stitch 11 moves horizontally along the bottom edge position of the portion when the needle connecting stitch 21 is separated from the needle-out section 41 and moves horizontally. The portion of the needle track 5 corresponding to the intermediate section 42 is also horizontal, but has a width greater than that of the intermediate section 42, so that the needle foot 11 can move within this portion regardless of the movement trajectory of the receiving needle foot 21, for example, in low-pile knitting, the needle foot moves against the upper edge of this portion, and in high-pile or no-pile knitting, the needle foot moves against the lower edge of this portion. The part of the knitting needle track 5 corresponding to the reset section 43 is similar to the reset section 43 in shape and is also in a bell mouth shape.
The blade runway 6 is provided with a knife-out section 61 in an inverted V shape, when the blade stitch 31 moves along the knife-out section 61, the blade 3 will move upward first to cut off the looped pile hooked back when the knitting needle retracts, and then descend to reset, so the highest point of the knife-out section 61 should correspond to the middle section 42 of the needle-receiving runway, and in this embodiment, the highest point of the knife-out section 61 corresponds to the position of the middle section 42 close to the end point. In addition, the knitting needle track 5 and the needle receiving track 4 correspond to the rising section of the knife-out section 61, and the upper edges of the two parts are respectively provided with a downward slope, so that the knitting needle 1 can be respectively driven to move downward by the slope of the knitting needle track 5 during low-wool knitting and the slope of the needle receiving track 4 during high-wool knitting while the blade 3 moves upward to cut off the terry, and the terry is tensioned, thereby facilitating the action of cutting off the terry by the blade 3.
In addition, in order to avoid the contact of the blade 3 with the bottom of the blade groove 12 of the knitting needle when the knitting needle is discharged, the part of the blade track 6 corresponding to the needle discharging section 41 in the embodiment is provided with a synchronous lifting section 62, and the whole shape of the synchronous lifting section 62 is similar to that of the needle discharging section 41, so that the blade 3 can be lifted synchronously when the knitting needle is discharged.
In specific implementation, three different knitting functions, namely, no-wool knitting, low-wool knitting and high-wool knitting, can be realized in the same set of triangles by selecting needles with three positions.
Weaving without wool: the first needle selector 7 selects the needle, the needle connecting stitch 21 is separated from the needle discharging section 41 of the needle connecting track 4, the knitting needle does not discharge the needle, and the needle connecting stitch 21 moves along the horizontal track.
Low-wool weaving: the first needle selector 7 selects no needle, the second needle selector 8 selects needle, the needle receiving stitch 21 enters the needle outlet section 41 of the needle receiving track 4, the knitting needle 1 takes out the needle to take the yarn, then the needle receiving stitch 21 is separated from the middle section 42, the terry on the hook is pulled to a relatively high position, namely the terry is pulled to be relatively short, then the blade stitch 31 enters the cutter outlet section 61 to cut off the terry, and then the needle receiving stitch 21 enters the reset section 43 to reset.
High-wool weaving: the first needle selector 7 selects no needle, the second needle selector 8 selects no needle, the needle receiving stitch 21 enters the needle outlet section 41 of the needle receiving track 4, the knitting needle 1 takes out the needle to take the yarn, then the needle receiving stitch 21 enters the middle section 42, the terry on the hook is pulled to a relatively lower position, namely the terry is pulled to be relatively longer, then the blade stitch 31 enters the cutter outlet section 61 to cut off the terry, and then the needle receiving stitch 21 enters the reset section 43 to reset.
It should be noted that the embodiment shown in fig. 8 is only one unit of the cam assembly, and the single unit may be composed of a plurality of cam blocks, and the cam assembly of the knitting machine is integrally formed by cyclically connecting a plurality of units. On the same path, needle selection is controlled through a needle selector, each unit can realize one of three knitting modes of no wool, low wool and high wool, and further can realize various different lines through the free switching of the three knitting modes, for example, high wool and low wool can be alternately combined, and different textures of dense wool, thin wool and the like can be realized through the alternate combination of the no wool and the high wool and/or the low wool, so that the fabric has more stereoscopic impression.
The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.
Claims (10)
1. A knife-needle split type three-position loop velvet cutting knitting machine comprises a triangular component and a knitting needle component, wherein the triangular component and the knitting needle component are arranged on a lower needle cylinder;
the lower needle cylinder is also provided with a first needle selector and a second needle selector which respectively correspond to the inlet end and the outlet end of the needle outlet section;
the first needle selector controls the needle connecting stitch to enter or be separated from a needle discharging section of the needle connecting track, and when the needle connecting stitch is separated from the needle discharging section of the needle connecting track, the knitting needle does not discharge;
the second needle selector controls the needle connecting stitch to enter or be separated from the middle section of the needle connecting runway, and when the needle connecting stitch is separated from the middle section of the needle connecting runway, the moving track of the needle connecting stitch is higher than that of the middle section of the needle connecting runway;
the blade track is provided with a blade outlet section which is used for driving the blade to move upwards relative to the knitting needle to cut off a loop hooked back when the knitting needle retracts.
2. The split type three-position loop velvet cutting knitting machine with the knife and the needle as claimed in claim 1, wherein a blade groove is formed in the middle of the upper portion of the knitting needle in the length direction, and the blade is slidably embedded in the blade groove.
3. The split blade-needle three-position loop velvet cutting knitting machine according to claim 1, wherein a dust cleaning notch is formed on the back side of the blade near the top end.
4. The cutter-needle split type three-position loop velvet cutting knitting machine according to claim 1, characterized in that the needle outlet section of the needle receiving track is in an inverted V shape, so that the needle receiving stitch enters the needle outlet section, then ascends to perform needle outlet and then descends to perform needle narrowing; the middle section is horizontal; the reset section is in a horn-like shape with gradually reduced width.
5. The split type three-position loop velvet cutting knitting machine with the cutter needles according to claim 1, characterized in that a cutter outlet section of the blade track is in an inverted V shape, so that the blades firstly ascend and then descend after entering the cutter outlet section.
6. The cutter-needle split type three-way loop velvet cutting knitting machine according to claim 5, wherein the highest point of the cutter-outlet section corresponds to the middle section of the needle receiving track.
7. The cutter-needle split type three-position loop velvet cutting knitting machine according to claim 6, characterized in that the parts of the needle receiving track and the knitting needle track corresponding to the rising sections of the cutter discharging sections are respectively provided with a downward slope.
8. The knife-needle split type three-position loop velvet cutting knitting machine according to claim 1, characterized in that the needle outlet section of the needle receiving track is provided with transition slopes for facilitating the separation of the needle receiving stitches from the track at positions corresponding to the first needle selector and the second needle selector respectively.
9. The split blade-needle three-position loop velvet knitting machine according to claim 1, wherein the cam assembly is further provided with a knitting needle track, the knitting needle is provided with a knitting needle foot, and the knitting needle foot moves along the knitting needle track.
10. The cutter-needle split type three-position loop velvet cutting knitting machine according to claim 7, characterized in that the blade track is provided with a synchronous lifting section corresponding to the needle outlet section of the needle receiving track.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122916184.4U CN216639824U (en) | 2021-11-25 | 2021-11-25 | Knife needle split type three-position loop velvet cutting knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122916184.4U CN216639824U (en) | 2021-11-25 | 2021-11-25 | Knife needle split type three-position loop velvet cutting knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216639824U true CN216639824U (en) | 2022-05-31 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122916184.4U Ceased CN216639824U (en) | 2021-11-25 | 2021-11-25 | Knife needle split type three-position loop velvet cutting knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216639824U (en) |
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2021
- 2021-11-25 CN CN202122916184.4U patent/CN216639824U/en not_active Ceased
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