Ceramic roller pin for yarn feeding of textile machine
By employing a double-layer structure and a limiting groove assembly for support and reinforcement in the ceramic needle rollers used for yarn feeding in textile machines, the problems of easy breakage and wear of single needle rollers are solved, achieving higher structural strength and fixing effect.
Patent Information
- Application Number
- CN202423209726.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-25
- Publication Date
- 2025-11-18
- Estimated Expiration
- 2034-12-25
AI Technical Summary
The existing ceramic needle rollers used for yarn feeding in textile machines have a simple structure, are prone to breakage and wear, resulting in poor fixing effect.
It adopts a double-layer structure consisting of an outer shell and an inner shell. The ceramic needle rollers are supported and fixed by components such as limiting grooves, limiting plates, fixed shafts and reinforcing rods, which avoids pressure concentration on a single needle roller, reduces wear, and provides lubrication and maintenance through oil injection grooves.
The structural strength of the ceramic needle rollers is improved, preventing breakage and wear, and ensuring the stability and efficiency of yarn guidance.
Smart Images
Figure CN223561820U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to textile machine yarn feeding ceramic rolling needle technical field, concretely to a kind of ceramic rolling needle for textile machine yarn feeding. BACKGROUND
[0002] In the process of textile machine yarn feeding, yarn is drawn from yarn drum, and then passes through ceramic rolling needle. When yarn moves forward under the action of traction force, ceramic rolling needle rolls, and guides yarn into other working components of textile machine, such as needle, yarn guide, etc. by rolling friction. Due to the rolling of ceramic rolling needle, the friction between yarn and rolling needle is greatly reduced, the wear and tear of yarn and the phenomenon of broken end are reduced, and the efficiency and quality of yarn feeding are improved.
[0003] The existing ceramic rolling needle for textile machine yarn feeding has a single structure. In use, a single rolling needle is generally used to guide yarn, which is in a tense state for a long time and may break. The structural strength of single ceramic rolling needle is relatively low. When the existing ceramic rolling needle for textile machine yarn feeding is used for a long time, the end of the ceramic rolling needle for textile machine yarn feeding may be worn by the equipment, which causes the ceramic rolling needle for textile machine yarn feeding to slip and reduces the fixing effect. Therefore, the ceramic rolling needle for textile machine yarn feeding is proposed to solve the above problems. SUMMARY
[0004] The utility model aims at providing a ceramic rolling needle for textile machine yarn feeding to solve the problems in the background.
[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme.
[0006] A ceramic rolling needle for textile machine yarn feeding includes an outer shell and an inner shell. A first installation groove is formed in the inner side of the outer shell. A first limiting groove is symmetrically arranged outside the first installation groove. An inner shell is arranged on the inner side of the outer shell. A second installation groove is formed in the side of the inner shell close to the outer shell. A second limiting groove is symmetrically arranged outside the second installation groove. A limiting plate is connected between the first limiting groove and the second limiting groove. A limiting ring is rotatably connected inside the limiting plate. A fixed shaft is fixedly connected inside the limiting ring. A reinforcing rod is fixedly connected between the two fixed shafts. A connecting layer is fixedly connected outside the reinforcing rod. A ceramic rolling needle is fixedly connected outside the connecting layer inside the first installation groove and the second installation groove.
[0007] Preferably, a fixed hole is formed in the side of the inner shell away from the outer shell. An oil injection groove is formed between the outer shell and the inner shell.
[0008] Preferably, the number of oil injection grooves is two. The oil injection grooves are symmetrically arranged on both sides of the outer shell and the inner shell.
[0009] Preferably, the reinforcing rod, the connecting layer and the ceramic rolling needle form a group with the two limiting plates, the limiting ring and the fixing shaft, and the reinforcing rod, the connecting layer and the ceramic rolling needle share several groups with the two limiting plates, the limiting ring and the fixing shaft, and are evenly arranged between the first mounting groove and the second mounting groove with the center of the inner shell as the center.
[0010] Preferably, the shape between the first limiting groove and the second limiting groove matches the shape outside the limiting plate, and the diameter between the first limiting groove and the second limiting groove matches the diameter outside the limiting plate.
[0011] Compared with the prior art, the utility model has the advantages that:
[0012] 1、In the utility model, through setting up the shell, the inner shell, the fixed shaft, the reinforcing rod, the connecting layer, the ceramic rolling needle, the first mounting groove and the second mounting groove etc. component, through setting up the first mounting groove and the second mounting groove can install the ceramic rolling needle in the inside of the shell and the inner shell, through setting up the ceramic rolling needle in several groups between the shell and the inner shell and support, through the ceramic rolling needle together to the shell support, share the pressure of single ceramic rolling needle, through the shell to the yarn guiding, through setting up the connecting layer connects the reinforcing rod and the ceramic rolling needle together, through setting up the reinforcing rod to the ceramic rolling needle from inside reinforcing support, effectively prevented single ceramic rolling needle fracture, thereby solve the existing textile machine yarn use ceramic rolling needle structure is relatively single, in use, generally adopt single rolling needle to the yarn guiding, long time in the state of tension, may break, the structure strength of single ceramic rolling needle is relatively low problem;
[0013] 2、In the utility model, through setting up the first limiting groove, the second limiting groove, the limiting plate, the limiting ring and the fixed shaft etc. component, through the first limiting groove and the second limiting groove with the limiting plate cooperation fixes the two sides of the reinforcing rod, the connecting layer and the ceramic rolling needle, through the limiting of ceramic rolling needle, avoid its left and right swing, through the limiting plate wraps up the two sides of the ceramic rolling needle, under the action of limiting ring, fixed shaft and reinforcing rod, limiting plate and ceramic rolling needle can rotate independently, avoid the two ends of ceramic rolling needle and the shell and the inner shell contact directly, prevent the wear and tear of both sides of ceramic rolling needle, thereby solve the existing textile machine yarn use ceramic rolling needle long time use, the end of textile machine yarn use ceramic rolling needle can produce wear and tear between equipment, make textile machine yarn use ceramic rolling needle slip, reduce the fixed effect problem. BRIEF DESCRIPTION OF DRAWINGS
[0014] Figure 1 It is overall structure schematic view of the utility model;
[0015] Figure 2 It is cross section detailed structure schematic view of the utility model;
[0016] Figure 3 It is the shell cross section structure schematic view of the utility model;
[0017] Figure 4 It is the ceramic rolling needle cross section structure schematic view of the utility model.
[0018] In the figure: 1, shell; 2, first limit slot; 3, inner shell; 4, second limit slot; 5, limit plate; 6, limit ring; 7, fixed shaft; 8, reinforcing rod; 9, connecting layer; 10, ceramic rolling needle; 11, first installation slot; 12, second installation slot; 13, fixed hole; 14, oil injection groove. DETAILED DESCRIPTION
[0019] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.
[0020] It should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. As used herein, the singular form is intended to include the plural form unless the context clearly indicates otherwise, and furthermore, it should be understood that when the terms "comprise" and / or "include" are used in the specification, there is a feature, step, operation, device, component and / or combination thereof.
[0021] In addition, it should be noted that the use of "first", "second" and other terms to limit parts is only for the convenience of distinguishing the corresponding parts, and unless otherwise stated, the above terms have no special meaning, and therefore cannot be understood as limiting the scope of protection of the present application.
[0022] Please refer to Figures 1-4 The utility model provides a technical scheme:
[0023] The application discloses a ceramic needle roller for yarn feeding of a textile machine, which comprises an outer shell 1 and an inner shell 3, a first installation groove 11 is formed in the inner side of the outer shell 1, a first limiting groove 2 is symmetrically arranged outside the first installation groove 11, the inner side of the outer shell 1 is provided with the inner shell 3, a second installation groove 12 is formed in the side of the inner shell 3 close to the outer shell 1, a second limiting groove 4 is symmetrically arranged outside the second installation groove 12, a limiting plate 5 is rotatably connected between the first limiting groove 2 and the second limiting groove 4, a limiting ring 6 is rotatably connected to the inside of the limiting plate 5, a fixed shaft 7 is fixedly connected to the inside of the limiting ring 6, a reinforcing rod 8 is fixedly connected between the two fixed shafts 7, a connecting layer 9 is fixedly connected to the outside of the reinforcing rod 8, and a ceramic needle roller 10 is fixedly connected to the outside of the connecting layer 9 and arranged in the first installation groove 11 and the second installation groove 12.
[0024] A fixed hole 13 is formed in the side of the inner shell 3 away from the outer shell 1, and an oil injection groove 14 is formed between the outer shell 1 and the inner shell 3; the number of the oil injection grooves 14 is two, the oil injection grooves 14 are symmetrically arranged on the two sides of the outer shell 1 and the inner shell 3; the reinforcing rod 8, the connecting layer 9 and the ceramic needle roller 10 form a group with the two limiting plates 5, the limiting ring 6 and the fixed shaft 7, and a plurality of groups of the reinforcing rod 8, the connecting layer 9 and the ceramic needle roller 10 are uniformly arranged between the first installation groove 11 and the second installation groove 12 with the center of the inner shell 3 as the center; the shape between the first limiting groove 2 and the second limiting groove 4 is matched with the shape of the outside of the limiting plate 5, and the diameter between the first limiting groove 2 and the second limiting groove 4 is matched with the diameter of the outside of the limiting plate 5.
[0025] Workflow: When a ceramic needle for feeding yarn of a textile machine is needed, the fixed rod on the textile machine is directly inserted through the fixing hole 13, and after insertion, the inner shell 3 is directly welded on the fixed rod, the ceramic needle 10 can be installed inside the outer shell 1 and the inner shell 3 through the first installation slot 11 and the second installation slot 12, the ceramic needle 10 is supported between the outer shell 1 and the inner shell 3 through the plurality of groups, the outer shell 1 is supported by the plurality of groups of ceramic needles 10 together, the pressure of the single ceramic needle 10 is shared, the yarn is guided by the outer shell 1, the reinforcing rod 8 and the ceramic needle 10 are connected together through the connecting layer 9, the ceramic needle 10 is internally reinforced and supported by the reinforcing rod 8, effectively preventing the single ceramic needle 10 from breaking, the two sides of the reinforcing rod 8, the connecting layer 9 and the ceramic needle 10 are fixed by the first limiting groove 2, the second limiting groove 4 and the limiting plate 5, the ceramic needle 10 is limited to avoid left and right shaking, the two sides of the ceramic needle 10 are wrapped by the limiting plate 5, under the action of the limiting ring 6, the fixed shaft 7 and the reinforcing rod 8, the limiting plate 5 and the ceramic needle 10 can rotate independently, avoiding the two ends of the ceramic needle 10 directly contacting the outer shell 1 and the inner shell 3, independent rotation is more smooth, preventing the ceramic needle 10 from being worn on both sides, the ceramic needle 10 can be maintained more conveniently by the oil injection groove 14, lubricant is dropped into the inside of the outer shell 1 and the inner shell 3, reducing the wear of the ceramic needle 10, making the ceramic needle 10 rotate more smoothly.
[0026] The contents not described in detail in the specification belong to the prior art known to those skilled in the art. The standard parts used in the utility model can be purchased from the market, and the special-shaped parts can be ordered according to the description and the drawings. The specific connection mode of each part adopts the conventional means such as bolt, rivet and welding in the prior art. The machinery, parts and equipment adopt the conventional type in the prior art, and the circuit connection adopts the conventional connection mode in the prior art, which will not be described in detail here.
[0027] Although the embodiments of the utility model have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to the embodiments without departing from the principles and spirits of the utility model, and the scope of the utility model is defined by the appended claims and their equivalents.
Claims
1. A ceramic needle roller for feeding yarn in a textile machine, comprising an outer shell (1) and an inner shell (3), characterized in that: The inner side of the outer shell (1) is provided with a first mounting groove (11), and the inner side of the outer shell (1) is provided with a first limiting groove (2) symmetrically arranged outside the first mounting groove (11). The inner side of the outer shell (1) is provided with an inner shell (3). The inner shell (3) is provided with a second mounting groove (12) on the side close to the outer shell (1). The inner side of the inner shell (3) is provided with a second limiting groove (4) symmetrically arranged outside the second mounting groove (12). A limiting plate (5) is rolled between the first limiting groove (2) and the second limiting groove (4). A limiting ring (6) is rotatably connected inside the limiting plate (5). A fixed shaft (7) is fixedly connected inside the limiting ring (6). A reinforcing rod (8) is fixedly connected between the two fixed shafts (7). A connecting layer (9) is fixedly connected outside the reinforcing rod (8). A ceramic needle roller (10) located inside the first mounting groove (11) and the second mounting groove (12) is fixedly connected outside the connecting layer (9).
2. The ceramic needle roller for yarn feeding in a textile machine according to claim 1, characterized in that: The inner shell (3) has a fixing hole (13) on the side away from the outer shell (1), and an oil filling groove (14) is provided between the outer shell (1) and the inner shell (3).
3. The ceramic needle roller for yarn feeding in a textile machine according to claim 2, characterized in that: There are two oil injection grooves (14), which are symmetrically opened on both sides of the outer shell (1) and the inner shell (3).
4. The ceramic needle roller for yarn feeding in a textile machine according to claim 1, characterized in that: The reinforcing rod (8), connecting layer (9) and ceramic needle roller (10) are grouped together with two limiting plates (5), limiting ring (6) and fixed shaft (7). There are several groups of the reinforcing rod (8), connecting layer (9) and ceramic needle roller (10) together with two limiting plates (5), limiting ring (6) and fixed shaft (7), and they are evenly arranged between the first mounting groove (11) and the second mounting groove (12) with the center of the inner shell (3) as the center.
5. A ceramic needle roller for yarn feeding in a textile machine according to claim 1, characterized in that: The shape between the first limiting groove (2) and the second limiting groove (4) matches the shape of the outer side of the limiting plate (5), and the diameter between the first limiting groove (2) and the second limiting groove (4) matches the diameter of the outer side of the limiting plate (5).