Flat knitting machine needle plate capable of preventing needle plate from turning over
By setting a positioning and fitting structure on the needle plate of the flat knitting machine and engaging it with the needle plate pressure block, the problem of needle plate flipping is solved, thereby achieving uniformity of fabric loop density and improvement of knitting quality.
Patent Information
- Application Number
- CN202520305164.9
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-25
- Publication Date
- 2026-01-13
- Estimated Expiration
- 2035-02-25
AI Technical Summary
The existing flat knitting machine needle plate is prone to flipping due to rotational torque during knitting, resulting in uneven stitch density in the fabric and affecting the knitting quality.
A positioning and fitting structure, such as a groove or step, is set on the needle plate to fit into the needle plate pressure block. It is connected by a fixing component to prevent the needle plate from flipping over and to keep the needle plate stable.
Ensure consistent gaps between needle plates to achieve uniform loop density in the woven fabric, thereby improving weaving quality and reducing machine damage.
Smart Images
Figure CN223793312U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to the technical field of flat knitting machine, especially to a flat knitting machine needle plate capable of preventing needle plate turning. BACKGROUND
[0002] The flat knitting machine needle plate is an important component of the flat knitting machine, mainly used for fixing the knitting needles. Through cooperation of the needle plate and the cam device, the knitting needles are regularly lifted in the needle groove through the action of the cam track, so that the knitting is completed, and the knitting density can be controlled. During knitting, the upper and lower rollers of the machine pull the fabric, and the fabric transmits the pulling force to the upper part of the needle plate after being stressed, so that the upper part of the needle plate generates a rotary torque and causes the needle plate to turn. After the needle plate turns, the gap between the needle plate openings changes, so that the fabric loop density of the machine knitting is uneven or distorted, resulting in waste fabric, which has a great impact on the quality of the machine.
[0003] Therefore, how to prevent the needle plate from turning during the machine pulling the fabric is a technical problem that needs to be solved by those skilled in the art. CONTENT OF THE UTILITY MODEL
[0004] To solve the problems of the prior art mentioned in the background, the utility model provides a flat knitting machine needle plate capable of preventing needle plate turning, which comprises a flat knitting machine base, a plurality of needle plates and needle plate pressing blocks arranged side by side along the length direction of the flat knitting machine base, the plurality of needle plates and needle plate pressing blocks are arranged on the flat knitting machine base, at least one positioning matching structure is arranged on each needle plate, and the positioning matching structure extends along the length direction of the needle plate; the needle plate pressing block is matched with the shape of the positioning matching structure and is embedded in the positioning matching structure, and the needle plate pressing block is connected with the flat knitting machine base through a fixing piece.
[0005] On the basis of the above-mentioned scheme, further, the flat knitting machine base has two inclined surfaces arranged in front and back symmetry, and the needle plates are arranged in front and back symmetry on the two inclined surfaces respectively.
[0006] On the basis of the above-mentioned scheme, further, the positioning matching structure is arranged on one side edge of the needle plate close to the lower end.
[0007] On the basis of the above-mentioned scheme, further, the positioning matching structure is a hidden groove or a step, and the needle plate pressing block and the hidden groove or step structure are embedded with each other to press the needle plate.
[0008] On the basis of the above-mentioned scheme, further, the width of the hidden groove or step is 40-50mm.
[0009] On the basis of the above-mentioned scheme, further, the depth of the hidden groove is 1 / 3-1 / 2 of the thickness of the needle plate.
[0010] On the basis of the above-mentioned scheme, further, the cross-sectional shape of the hidden groove is one of rectangular, trapezoidal or dovetail shape.
[0011] Further, the height of the step is 1 / 3-1 / 2 of the thickness of the needle plate.
[0012] Further, the needle plate pressing block is made of 45 steel and has a polished surface.
[0013] Further, the fixing member is a screw.
[0014] Compared with the prior art, the needle plate provided by the utility model is provided with a positioning cooperation structure, the needle plate is cooperated by a needle plate pressing block and the positioning cooperation structure, when the cloth is tensioned by the upper and lower rollers of the machine during weaving, the tension is transmitted to the upper part of the needle plate after the cloth is stressed, the needle plate is pressed by the needle plate pressing block and the positioning cooperation structure which are mutually embedded, and the needle plate will not be turned over, the needle plate can keep unchanged even if it is always subjected to the tension during work, the gap between the needle plate openings can keep unchanged, and the loop density of the cloth after weaving is uniform, the weaving quality of the cloth is ensured, and the damage to the machine is reduced. BRIEF DESCRIPTION OF DRAWINGS
[0015] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description, and obviously, the drawings in the following description are some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.
[0016] Figure 1 It is a side view structural schematic diagram of the embodiment of the needle plate with the hidden groove structure provided by the utility model;
[0017] Figure 2 It is a side view structural schematic diagram of the embodiment of the needle plate with the hidden groove structure provided by the utility model; Figure 1 It is an enlarged view of A in the middle;
[0018] Figure 3 It is a side view structural schematic diagram of the embodiment of the needle plate with the hidden groove structure provided by the utility model;
[0019] Figure 4 It is a side view structural schematic diagram of the embodiment of the needle plate with the hidden groove structure provided by the utility model;
[0020] Figure 5 It is a side view structural schematic diagram of the embodiment of the needle plate with the hidden groove structure provided by the utility model;
[0021] Reference signs:
[0022] DETAILED DESCRIPTION
[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the utility model clearer, the technical scheme in the embodiments of the utility model will be clearly and completely described in the description of the utility model, obviously, the described embodiments are part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the ordinary skilled in the art without creative labor belong to the scope of protection of the utility model.
[0024] In the description of the utility model, it needs to be explained that the orientation or position relationship indicated by the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like is the orientation or position relationship shown based on the drawings, which is only for the convenience of describing the utility model and simplifying the description, and does not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, therefore, it cannot be understood as a limitation on the utility model. In addition, the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance.
[0025] Reference Figures 1-5 The utility model provides a kind of flat knitting machine needle plate for preventing needle plate to turn over, including flat knitting machine base 10, the needle plate 20 and needle plate pressing block 30 of being arranged in parallel along the length direction of flat knitting machine base 10, the needle plate 20 and needle plate pressing block 30 are located on flat knitting machine base 10, at least one positioning cooperation structure is provided on each needle plate 20, the positioning cooperation structure extends along the length direction of needle plate 20;The needle plate pressing block 30 is shape matched with the positioning cooperation structure, and is embedded in the positioning cooperation structure, and the needle plate pressing block 30 is connected with flat knitting machine base 10 by fixing part.
[0026] Specifically, as shown in Figures 1-5 When weaving, as shown in the drawing, when the machine upper and lower rollers are tensioned, the cloth piece is under stress and transmits tension to the upper part of needle plate 20, because needle plate 20 has been embedded by needle plate pressing block 30 and the positioning cooperation structure, and presses needle plate 20, without causing needle plate to turn over, needle plate 20 can remain unchanged even if it is always under tension during work, and the gap between the edges of needle plate 20 can be kept consistent, so that the loop density of woven cloth is uniform, ensuring the weaving quality of cloth and reducing the damage to the machine.
[0027] In an embodiment, referring to Figure 1 The flat knitting machine base 10 has two inclined surfaces arranged symmetrically front and back, and the needle plate 20 is arranged symmetrically front and back on the two inclined surfaces respectively.
[0028] In an embodiment, referring toFigure 1 The positioning fitting structure is arranged on one side edge of the needle plate 20 close to the lower end.
[0029] In an embodiment, referring to Figures 2-5 The positioning fitting structure is a recess 21 or a step 22, and the needle plate pressing block 30 is embedded with the recess 21 or the step 22 structure for pressing the needle plate 20.
[0030] It should be noted that the positioning fitting structure includes but is not limited to the recess 21 or the step 22 provided in the embodiment, and can also include other solutions such as protrusions that can achieve pressing through geometric fitting.
[0031] In an embodiment, the width of the recess 21 or the step 22 is 40-50 mm.
[0032] In an embodiment, the depth of the recess 21 is 1 / 3-1 / 2 of the thickness of the needle plate 20.
[0033] The above technical solution aims to disperse stress and reduce wear of the needle plate 20 caused by frequent movement of the knitting needle by setting the depth and width range of the recess 21.
[0034] In an embodiment, the cross-sectional shape of the recess 21 is one of a rectangle, a trapezoid, or a dovetail shape.
[0035] Preferably, referring to Figure 2 The cross-sectional shape of the recess 21 is a rectangle.
[0036] In an embodiment, the height of the step 22 is 1 / 3-1 / 2 of the thickness of the needle plate 20.
[0037] In an embodiment, referring to Figure 2 The material of the needle plate pressing block 30 is 45 steel, and the surface is polished.
[0038] In an embodiment, referring to Figure 2 Figure 2 The fixing member is a screw 31.
[0039] The above technical solution aims to achieve rapid positioning and installation of the needle plate pressing block 30.
[0040] In summary, the utility model sets the positioning fitting structure on the needle plate and embeds the needle plate pressing block, when working, the cloth piece transmits tension to the upper part of the needle plate after being stressed, the needle plate pressing block presses the needle plate, does not cause the needle plate to turn over, can keep the needle plate from deforming and moving, can keep the gap between the needle plate consistent, and then the loop density of the woven cloth piece is uniform, the weaving quality of the cloth piece is ensured, and damage to the machine is reduced.
[0041] Although the terms such as flat knitting machine bed, needle plate, needle plate press block, positioning fitting structure, hidden groove and step are used more in this article, the possibility of using other terms is not excluded. The use of these terms is only to facilitate the description and explanation of the essence of the present application; any additional limitation by interpreting them is contrary to the spirit of the present application.
[0042] Finally, it should be noted that: the above embodiments are only used to illustrate the technical solutions of the present application, but not to limit them; although the present application has been described in detail with reference to the foregoing embodiments, those skilled in the art should understand that: it can still modify the technical solutions recorded in the foregoing embodiments, or make equivalent replacement for part or all of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the scope of the technical solutions of the embodiments of the present application.
Claims
1. A needle plate for a flat knitting machine to prevent the turning of the needle plate, characterized in that: The invention discloses a needle plate and needle plate pressing block structure of a flat knitting machine, which comprises a flat knitting machine base (10), a plurality of needle plates (20) and needle plate pressing blocks (30) arranged side by side along the length direction of the flat knitting machine base (10), wherein the plurality of needle plates (20) and needle plate pressing blocks (30) are arranged on the flat knitting machine base (10), at least one positioning matching structure is arranged on each needle plate (20), the positioning matching structure extends along the length direction of the needle plate (20), the needle plate pressing block (30) is matched with the shape of the positioning matching structure and is embedded in the positioning matching structure, and the needle plate pressing block (30) is connected with the flat knitting machine base (10) through a fixing member.
2. A needleboard for a flat knitting machine according to claim 1, wherein: The flat knitting machine base (10) has two inclined surfaces arranged in front and back symmetry, and the needle plates (20) are arranged in front and back symmetry on the two inclined surfaces respectively.
3. The needleboard of a flat knitting machine to prevent the needleboard from turning over according to claim 1, characterized in that: The positioning matching structure is arranged on one side edge of the needle plate (20) close to the lower end.
4. The needleboard of a flat knitting machine for preventing the needleboard from turning over according to claim 1, wherein: The positioning matching structure is a dark groove (21) or a step (22), the needle plate pressing block (30) and the dark groove (21) or the step (22) are matched with each other in structure and are embedded in each other, and the dark groove (21) or the step (22) is used for pressing the needle plate (20).
5. A needleboard for a flat knitting machine according to claim 4, wherein: The width of the dark groove (21) or the step (22) is 40-50 mm.
6. The needleboard of a flat knitting machine to prevent the needleboard from turning over according to claim 4, characterized in that: The depth of the dark groove (21) is 1 / 3-1 / 2 of the thickness of the needle plate (20).
7. The needleboard of a flat knitting machine to prevent the needleboard from turning over according to claim 4, characterized in that: The cross-sectional shape of the dark groove (21) is one of a rectangle, a trapezoid and a dovetail shape.
8. The needleboard of claim 4, wherein: The height of the step (22) is 1 / 3-1 / 2 of the thickness of the needle plate (20).
9. The needleboard of a flat knitting machine to prevent the needleboard from flipping over according to claim 1, characterized in that: The material of the needle plate pressing block (30) is 45 steel, and the surface is polished.
10. The needleboard of a flat knitting machine to prevent the needleboard from flipping over according to claim 1, characterized in that: The fixing member is a screw (31).