CN216585474U - Needle lift guiding device of double-needle bar warp knitting machine - Google Patents
Needle lift guiding device of double-needle bar warp knitting machine Download PDFInfo
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- CN216585474U CN216585474U CN202220069224.8U CN202220069224U CN216585474U CN 216585474 U CN216585474 U CN 216585474U CN 202220069224 U CN202220069224 U CN 202220069224U CN 216585474 U CN216585474 U CN 216585474U
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Abstract
The utility model discloses a needle of double needle bar warp knitting machine rises guider, it includes eccentric swing arm, support, first connecting rod and second connecting rod, and eccentric swing arm one end articulates in first pivot, first pivot is installed in the frame, and the other end hinge of eccentric swing arm articulates in the second pivot with the first articulated portion of support, and the second articulated portion of support is articulated through the third pivot with first connecting rod, and first connecting rod, needle rise a seat upper end and drive connecting rod are articulated through the fourth pivot, and the needle rises a seat lower tip and the second connecting rod is articulated through the fifth pivot, and third articulated portion rotationally installs in the sixth pivot, sixth pivot top fixed mounting has the knockover board on the support, is provided with the fourth articulated portion on the support between first articulated portion and the third articulated portion, and the second connecting rod is articulated through the seventh pivot with the fourth articulated portion. The utility model discloses a needle rises guider has the preparation degree of difficulty of part low, the uniformity is good, and the fault rate is low in the operation, and the reliability is high, maintains the advantage that the degree of difficulty is low.
Description
Technical Field
The utility model relates to a tricot machine especially relates to a needle of double needle bar tricot machine rises guider.
Background
The main knitting parts of the warp knitting machine are knitting needles, guide needles, sinkers and press plates. The knitting needles are arranged in a row on the needle bed and move together with the needle bed. The guide needles are mounted on the slats to form guide bars. The warp yarns pass through the eyelets of the guide needles, are laid around the needles as the guide bar moves, and are knitted into a fabric by the cooperative movement of knitting needles, sinkers, or other knitting members.
The utility model discloses a chinese patent No. 201210153418.7's utility model discloses a tricot machine with two guide pillar bearing structure, including the needle bed, the needle bed bracket, cam link mechanism, needle bed bracket and slide, the needle bed is installed on the needle bed bracket, and the slide is two guiding hole slides, and the needle bed bracket is two guide pillar needle bed brackets, has two guide pillars on the two guide pillar needle bed brackets, has two guiding holes that carry out the direction to the elevating movement of guide pillar on the two guiding hole slides, and cam link mechanism and needle bed bracket pin joint, the guide pillar penetrates the guiding hole. The parallelism and the position degree of two guide pillars of the double-guide-pillar supporting structure are high in requirement, the needle bed main support and the needle lifting seat are high in processing difficulty, meanwhile, lubricating grease of the linear bearing is very easy to run off, pollution and abrasion of the linear bearing are caused, a gap is changed between the needle lifting seat and the needle bed main support, fingers or foreign bodies are easy to clamp, and the safety protection difficulty is high.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a needle of double needle bar tricot machine rises guider.
Realize the utility model discloses the technical scheme of purpose is: a needle lifting guide device of a double needle bed warp knitting machine is positioned between a needle lifting seat and a needle bed driving mechanism and comprises an eccentric swing arm, a support, a first connecting rod and a second connecting rod, wherein the support is provided with a first hinge part, a second hinge part and a third hinge part which are distributed in a triangular manner, the second hinge part is positioned above the first hinge part and the third hinge part, a fourth hinge part is arranged between the first hinge part and the third hinge part, one end of the eccentric swing arm is hinged on a first rotating shaft, the first rotating shaft is arranged on a frame, the other end of the eccentric swing arm is hinged with the first hinge part through a second rotating shaft, the second hinge part is hinged with the first connecting rod through a third rotating shaft, the needle lifting seat is provided with an upper end part of the needle lifting seat and a lower end part of the needle lifting seat, the needle bed driving mechanism is provided with a driving connecting rod, the first connecting rod is hinged with the upper end part of the needle lifting seat through a fourth rotating shaft, the needle rises a seat upper end with the drive connecting rod passes through the fourth pivot is articulated, needle rise a seat lower extreme with the second connecting rod passes through the fifth pivot is articulated, third articulated portion rotationally installs in the sixth pivot, the sixth pivot install in the frame, the sixth pivot top is installed and is fallen the circle board, fall circle board with support fixed connection, the second connecting rod with fourth articulated portion passes through the seventh pivot and articulates.
Furthermore, the second hinge part is hinged on the third rotating shaft, one end of the first connecting rod is sleeved and fixed on the third rotating shaft, two first connecting rod support arms extend from the other end of the first connecting rod to one side of the fourth rotating shaft, the two first connecting rod support arms are respectively fixedly connected with two ends of the fourth rotating shaft, the driving connecting rod is hinged with the fourth rotating shaft, the upper end part of the needle lifting seat is provided with two needle lifting support arms, the two needle lifting support arms are respectively hinged with the fourth rotating shaft at two sides of the driving connecting rod, the lower end part of the needle lifting seat is fixedly sleeved on the fifth rotating shaft, the fourth hinge part is hinged with the seventh rotating shaft, one end of the second connecting rod is fixedly sleeved on the seventh rotating shaft, the other end of the second connecting rod extends towards one side of the fifth rotating shaft to form two second connecting rod supporting arms, and the two second connecting rod supporting arms are respectively hinged with the fifth rotating shaft on two sides of the lower end part of the needle lifting seat.
Furthermore, the number of the supports is two, the two supports are respectively arranged on two sides of the eccentric swing arm, and the upper end part of the needle lifting seat and the driving connecting rod are positioned between the two supports.
Further, the two supports are connected through a connecting plate to form an integral support assembly.
Further, the support assembly is integrally formed.
The utility model realizes that the support, the first connecting rod, the second connecting rod and the needle lifting seat of the needle lifting guide device form a four-bar linkage mechanism, so that the needle hook fixedly arranged on the needle lifting seat can move along the direction which is approximately straight and parallel to the knocking-over plate on the support; the failure rate is low and the reliability is high during operation; the bearing works reliably, the oiling is convenient, and the maintenance difficulty is low; the needle does not change the clearance in the process of lifting the seat, and the safety is good.
Drawings
Fig. 1 is a schematic structural view of a needle lifting guide device of a double needle bed warp knitting machine according to an embodiment of the present invention;
FIG. 2 is a schematic view of the needle lift guide of the double needle bed warp knitting machine of FIG. 1 with a hidden support;
fig. 3 is a schematic sectional view along the direction of a-a in fig. 2.
Detailed Description
The following description of the preferred embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in fig. 1 to 3, a needle lift guiding device of a double needle bed warp knitting machine is located between a needle lift base 100 and a needle bed driving mechanism 200, the needle lift guiding device includes an eccentric swing arm 1, a support base 2, a first connecting rod 3 and a second connecting rod 4, two support bases 2 are provided, two support bases 2 are respectively arranged at two sides of the eccentric swing arm 1, the support base 2 is provided with a first hinge portion 21, a second hinge portion 22 and a third hinge portion 23 which are distributed in a triangular manner, the second hinge portion 22 is located above the first hinge portion 21 and the third hinge portion 23, a fourth hinge portion 24 is arranged between the first hinge portion 21 and the third hinge portion 23, one end of the eccentric swing arm 1 is hinged on a first rotating shaft 10, the first rotating shaft 10 is mounted on a frame (not shown), the other end of the eccentric swing arm 1 is hinged with the first hinge portion 21 through a second rotating shaft 20, the second hinge portion 22 is hinged to a third rotating shaft 30, one end of the first link 3 is fixedly connected to the third rotating shaft 30, the other end of the first link 3 has two first link arms 31, the two first link arms 31 are respectively fixedly connected to two ends of a fourth rotating shaft 40, the needle lift 100 has a needle lift upper end 1001 and a needle lift lower end 1002, the needle bed driving mechanism 200 has a driving link 2001, the needle lift upper end 1001 and the driving link 2001 are both located between the two support bases 2, the driving link 2001 is hinged to the fourth rotating shaft 40, the needle lift upper end 1001 has two needle lift arms 10011, the two needle lift arms 10011 are respectively hinged to the fourth rotating shaft 40 at two sides of the driving link 2001, the needle lift lower end 1002 is hinged to a fifth rotating shaft 50, and the third hinge portion 23 is hinged to a sixth rotating shaft 60, the sixth rotating shaft 60 is mounted on the frame, the knockover plate 300 is mounted above the sixth rotating shaft 60, the knockover plate 300 is fixedly connected with the support 2, one end of the second connecting rod 4 extends to one side of the fifth rotating shaft to form two second connecting rod support arms 41, the two second connecting rod support arms 41 are respectively hinged to the fifth rotating shaft 50 on two sides of the lower end portion 1002 of the needle lifting seat, the other end of the second connecting rod 4 is fixedly connected with the seventh rotating shaft 70, and the fourth hinge portion 24 is hinged to the seventh rotating shaft 70.
When the needle bed lifting device works, the needle bed driving mechanism swings to drive the driving connecting rod to swing, the driving connecting rod further drives the needle lifting guide device to swing, and the needle hook fixedly installed on the needle lifting seat can move along a direction which is approximately straight and parallel to the knocking-over plate on the support.
The number of the support can be one or two, the two supports can be guided more stably, and the two supports can also be connected into a whole through a connecting plate to form a support assembly; the specific hinge structure of each component and the corresponding rotating shaft is a conventional technical means in the mechanical field, and is not described herein.
The above only be the embodiment of the utility model discloses a not consequently restriction the patent scope of the utility model, all utilize the equivalent flow transform that the content of the specification was made, or direct or indirect application is in other relevant technical field, all including on the same reason the utility model discloses a patent protection within range.
Claims (5)
1. A needle lifting guide device of a double needle bed warp knitting machine is positioned between a needle lifting seat and a needle bed driving mechanism, and is characterized in that: the device comprises an eccentric swing arm, a support, a first connecting rod and a second connecting rod, wherein a first hinge part, a second hinge part and a third hinge part which are distributed in a triangular mode are arranged on the support, the second hinge part is positioned above the first hinge part and the third hinge part, and a fourth hinge part is arranged between the first hinge part and the third hinge part; one end of the eccentric swing arm is hinged on a first rotating shaft which is arranged on the frame, the other end of the eccentric swing arm is hinged with the first hinge part through a second rotating shaft, the second hinge part is hinged with the first connecting rod through a third rotating shaft, the needle lifting seat is provided with an upper end part and a lower end part, the needle bed driving mechanism is provided with a driving connecting rod, the first connecting rod is hinged with the upper end part of the needle lifting seat through a fourth rotating shaft, the upper end part of the needle lifting seat is hinged with the driving connecting rod through the fourth rotating shaft, the lower end part of the needle lifting seat is hinged with the second connecting rod through a fifth rotating shaft, the third hinged part is rotatably arranged on a sixth rotating shaft, the sixth rotating shaft is installed on the rack, a knockover plate is installed above the sixth rotating shaft, the knockover plate is fixedly connected with the support, and the second connecting rod is hinged to the fourth hinged portion through a seventh rotating shaft.
2. The needle lift guide of a double needle bed warp knitting machine according to claim 1, characterized in that: the second hinge part is hinged on the third rotating shaft, one end of the first connecting rod is sleeved and fixed on the third rotating shaft, two first connecting rod support arms extend from the other end of the first connecting rod to one side of the fourth rotating shaft, the two first connecting rod support arms are respectively fixedly connected with two ends of the fourth rotating shaft, the driving connecting rod is hinged with the fourth rotating shaft, the upper end part of the needle lifting seat is provided with two needle lifting support arms, the two needle lifting support arms are respectively hinged with the fourth rotating shaft at two sides of the driving connecting rod, the lower end part of the needle lifting seat is fixedly sleeved on the fifth rotating shaft, the fourth hinge part is hinged with the seventh rotating shaft, one end of the second connecting rod is fixedly sleeved on the seventh rotating shaft, the other end of the second connecting rod extends towards one side of the fifth rotating shaft to form two second connecting rod supporting arms, and the two second connecting rod supporting arms are respectively hinged with the fifth rotating shaft on two sides of the lower end part of the needle lifting seat.
3. The needle lift guide of a double needle bed warp knitting machine according to claim 1 or 2, characterized in that: the needle lifting seat comprises two supports, the two supports are arranged on two sides of the eccentric swing arm respectively, and the upper end portion of the needle lifting seat and the driving connecting rod are located between the two supports.
4. The needle lift guide of a double needle bed warp knitting machine according to claim 3, characterized in that: the two supports are connected into a whole through a connecting plate to form a support assembly.
5. The needle lift guide of a double needle bed warp knitting machine according to claim 4, characterized in that: the support assembly is integrally formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220069224.8U CN216585474U (en) | 2022-01-12 | 2022-01-12 | Needle lift guiding device of double-needle bar warp knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220069224.8U CN216585474U (en) | 2022-01-12 | 2022-01-12 | Needle lift guiding device of double-needle bar warp knitting machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216585474U true CN216585474U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220069224.8U Active CN216585474U (en) | 2022-01-12 | 2022-01-12 | Needle lift guiding device of double-needle bar warp knitting machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216585474U (en) |
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2022
- 2022-01-12 CN CN202220069224.8U patent/CN216585474U/en active Active
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