Efficient bending-resistant drawing roller shaft

Abstract

The utility model discloses an efficient bending-resistant drawing roller shaft which comprises a drawing roller shaft body, detachable cotton carding assemblies are arranged on the outer walls of the two ends of the drawing roller shaft body, and annular grooves are formed in the outer walls of the two ends of the drawing roller shaft body. The detachable cotton carding assembly comprises an upper arc-shaped cotton carding plate, a lower arc-shaped cotton carding plate, limiting blocks, inserting grooves, first threaded holes, inserting blocks and second threaded holes, rubber sleeves are fixedly installed on the left side and the right side of an annular groove, limiting grooves are formed in the middles of the outer surfaces of the upper end and the lower end of the annular groove, and reinforcing ribs are fixedly installed in the drafting roller shaft. According to the efficient bending-resistant drawing roller shaft, the detachable cotton carding assembly is arranged, the detachable cotton carding assembly is detachably connected with the drawing roller shaft, the detachable cotton carding assembly can be replaced with the cleaned detachable cotton carding assembly conveniently after being detached, then the detached detachable cotton carding assembly is cleaned, and therefore the detachable cotton carding assembly can be replaced conveniently. The shutdown time is reduced, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of drafting roller shafts, in particular to a high-efficiency anti-bending drafting roller shaft. Background Art

[0002] The drafting roller is an important key special part of the spinning frame. The drafting roller shaft in the prior art has the following disadvantages when in use:

[0003] 1. The overall shape of the common drafting rollers on the market is a slender cylinder with a hollow structure. It has poor bending resistance and is easily bent when winding cotton;

[0004] 2. In the prior art, the combing area of ​​the drafting roller shaft needs to be cleaned regularly. In the prior art, the machine needs to be stopped for a long time to clean the drafting roller shaft manually, which reduces the production efficiency.

[0005] Therefore, we propose a highly efficient bending-resistant drafting roller shaft. Utility Model Content

[0006] 1. Technical issues to be resolved

[0007] In view of the deficiencies in the prior art, the utility model provides a high-efficiency anti-bending drafting roller shaft, which is convenient for improving the anti-bending ability of the drafting roller shaft, improving the cleaning efficiency, etc., and can effectively solve the problems in the background technology.

[0008] (II) Technical solution

[0009] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a high-efficiency bending-resistant stretching roller shaft, comprising a stretching roller shaft, the outer walls at both ends of the stretching roller shaft are provided with a detachable combing assembly, the outer walls at both ends of the stretching roller shaft are provided with annular grooves, the detachable combing assembly comprises an upper arc-shaped combing plate, a lower arc-shaped combing plate, a limit block, a slot, a first threaded hole, an insert block and a second threaded hole, rubber sleeves are fixedly installed on the left and right sides of the annular groove, and limiting grooves are provided in the middle of the outer surfaces of the upper and lower ends of the annular groove, and reinforcing ribs are fixedly installed inside the stretching roller shaft, and the number of the reinforcing ribs is four groups.

[0010] Preferably, the four groups of reinforcing ribs are fixedly installed on the inner wall of the drafting roller shaft at equal intervals.

[0011] Preferably, the number of the limit blocks in a group of the detachable combing components is two groups, and the two groups of limit blocks are fixedly installed at the middle parts of the inner walls of the upper arc-shaped combing plate and the lower arc-shaped combing plate.

[0012] Preferably, the upper arc-shaped combing plate and the lower arc-shaped combing plate are clamped in the annular groove.

[0013] Preferably, the number of the plug blocks, second threaded holes, slots and first threaded holes in a group of the detachable combing components are all four groups, the four groups of the plug blocks are fixedly installed at the four corners of the outer surface of the lower end of the upper arc-shaped combing plate, the four groups of the slots are opened at the four corners of the outer surface of the upper end of the lower arc-shaped combing plate, the four groups of the first threaded holes are opened on the left and right sides of the upper part of the outer surface of both ends of the lower arc-shaped combing plate, the second threaded hole is opened on the outer surface of one side of the plug block, and the first threaded hole is connected to the slot.

[0014] Preferably, the outer wall of the limit block and the limit groove are plugged in, the outer wall of the plug block and the slot are plugged in, a fixing bolt is provided between the upper arc combing plate and the lower arc combing plate, and the fixing bolt is threadedly connected between the second threaded hole and the first threaded hole.

[0015] (III) Beneficial effects

[0016] Compared with the prior art, the utility model provides a high-efficiency anti-bending drafting roller shaft, which has the following beneficial effects:

[0017] 1. A high-efficiency anti-bending drafting roller shaft is provided with a detachable combing assembly, and the detachable combing assembly and the drafting roller shaft are detachably connected, so that the detachable combing assembly can be disassembled and replaced to facilitate the cleaned detachable combing assembly, and then the disassembled detachable combing assembly can be cleaned, thereby reducing downtime and improving production efficiency.

[0018] 2. The high-efficiency anti-bending drafting roller shaft has four sets of reinforcing ribs fixedly installed at equal intervals on the inner wall of the drafting roller shaft, which can improve the anti-bending ability of the drafting roller shaft. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 The utility model is a schematic diagram of the overall structure of a high-efficiency anti-bending drafting roller shaft.

[0020] Figure 2 The utility model is a schematic structural diagram of a drafting roller shaft in a high-efficiency anti-bending drafting roller shaft.

[0021] Figure 3 This utility model is a high-efficiency anti-bending drafting roller shaft Figure 2 A partial enlarged view of .

[0022] Figure 4 The utility model is a schematic diagram of the structural decomposition of a detachable cotton combing component in a high-efficiency bending-resistant drafting roller shaft.

[0023] In the figure: 1. drafting roller shaft; 2. detachable combing assembly; 3. reinforcing ribs; 4. annular groove; 5. rubber sleeve; 6. limit groove; 7. upper arc combing plate; 8. lower arc combing plate; 9. limit block; 10. slot; 11. first threaded hole; 12. insert block; 13. second threaded hole. DETAILED DESCRIPTION

[0024] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0025] This embodiment is a high-efficiency anti-bending drafting roller shaft.

[0026] like Figure 1-4 As shown, it includes a stretching roller shaft 1, and the outer walls at both ends of the stretching roller shaft 1 are provided with a detachable combing assembly 2. The outer walls at both ends of the stretching roller shaft 1 are provided with annular grooves 4. The detachable combing assembly 2 includes an upper arc-shaped combing plate 7, a lower arc-shaped combing plate 8, a limit block 9, a slot 10, a first threaded hole 11, an insert block 12 and a second threaded hole 13. Rubber sleeves 5 are fixedly installed on the left and right sides of the annular groove 4, and limiting grooves 6 are provided in the middle of the outer surfaces of the upper and lower ends of the annular groove 4. Reinforcing ribs 3 are fixedly installed inside the stretching roller shaft 1, and the number of the reinforcing ribs 3 is four groups.

[0027] Four groups of reinforcing ribs 3 are fixedly installed on the inner wall of the drafting roller shaft 1 at equal intervals; there are two groups of limit blocks 9 in a set of detachable combing components 2, and the two groups of limit blocks 9 are fixedly installed in the middle of the inner walls of the upper arc-shaped combing plate 7 and the lower arc-shaped combing plate 8; the upper arc-shaped combing plate 7 and the lower arc-shaped combing plate 8 are clamped in the annular groove 4; there are four groups of plug blocks 12, second threaded holes 13, slots 10 and first threaded holes 11 in a set of detachable combing components 2, and the four groups of plug blocks 12 are fixedly installed at the four corners of the outer surface of the lower end of the upper arc-shaped combing plate 7, and the four groups of slots 10 is opened at the four corners of the outer surface of the upper end of the lower arc-shaped combing plate 8, four groups of first threaded holes 11 are opened on the left and right sides of the upper outer surface of both ends of the lower arc-shaped combing plate 8, and the second threaded hole 13 is opened on the outer surface of one side of the plug block 12, and the first threaded hole 11 is connected with the slot 10; the outer wall of the limit block 9 and the limit groove 6 are plugged in, and the outer wall of the plug block 12 and the slot 10 are plugged in. A fixing bolt is arranged between the upper arc-shaped combing plate 7 and the lower arc-shaped combing plate 8, and the fixing bolt is threadedly connected between the second threaded hole 13 and the first threaded hole 11.

[0028] It should be noted that the utility model is a high-efficiency anti-bending drafting roller shaft, and four groups of reinforcing ribs 3 are fixedly installed at equal intervals on the inner wall of the drafting roller shaft 1, which can improve the anti-bending ability of the drafting roller shaft 1 and avoid bending the drafting roller shaft 1 when winding the cotton thread; a detachable cotton combing assembly 2 is provided, and when the detachable cotton combing assembly 2 is connected to the drafting roller shaft 1, the upper arc-shaped cotton combing plate 7 and the lower arc-shaped cotton combing plate 8 are installed in the position of the annular groove 4, and the plug 12 in the upper arc-shaped cotton combing plate 7 is inserted into the slot 10 in the lower arc-shaped cotton combing plate 8, and then connected to the second threaded hole 13 and the first threaded hole 13 by fixing bolts. Between the groove holes 11, at this time, the upper arc combing plate 7 and the lower arc combing plate 8 squeeze the rubber sleeve 5, which can improve the stability of the upper arc combing plate 7 and the lower arc combing plate 8 after installation, and the limit block 9 is inserted into the limit groove 6 to play a limiting role, thereby avoiding relative rotation between the detachable combing assembly 2 and the drafting roller shaft 1, thereby improving stability. The detachable combing assembly 2 and the drafting roller shaft 1 are detachably connected, which is convenient for disassembling the detachable combing assembly 2 and replacing the cleaned detachable combing assembly 2, and then cleaning the disassembled detachable combing assembly 2, thereby reducing downtime and improving production efficiency.

[0029] It should be noted that, in this article, relational terms such as first and second (number one, number two), etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the sentence "including one..." do not exclude the existence of other identical elements in the process, method, article or device including the elements.

[0030] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. The technicians in this industry should understand that the utility model is not limited by the above embodiments, and the above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model will have various changes and improvements, and these changes and improvements fall within the scope of the utility model to be protected.

Claims

1. A high-efficiency anti-bending drafting roller shaft, comprising a drafting roller shaft (1), characterized in that: The outer walls at both ends of the drafting roller shaft (1) are provided with a detachable combing assembly (2), and the outer walls at both ends of the drafting roller shaft (1) are provided with annular grooves (4). The detachable combing assembly (2) comprises an upper arc-shaped combing plate (7), a lower arc-shaped combing plate (8), a limit block (9), a slot (10), a first threaded hole (11), an insert block (12) and a second threaded hole (13). Rubber sleeves (5) are fixedly installed on the left and right sides of the annular groove (4), and a limit groove (6) is provided in the middle of the outer surface of the upper and lower ends of the annular groove (4). Reinforcing ribs (3) are fixedly installed inside the drafting roller shaft (1), and the number of the reinforcing ribs (3) is four groups.

2. The high-efficiency anti-bending drafting roller shaft according to claim 1, characterized in that: The four groups of reinforcing ribs (3) are fixedly mounted on the inner wall of the drafting roller shaft (1) at equal intervals.

3. The high-efficiency anti-bending drafting roller shaft according to claim 2, characterized in that: The number of the limit blocks (9) in a set of the detachable combing components (2) is two groups, and the two groups of limit blocks (9) are fixedly installed in the middle of the inner walls of the upper arc-shaped combing plate (7) and the lower arc-shaped combing plate (8).

4. The high-efficiency anti-bending drafting roller shaft according to claim 3, characterized in that: The upper arc-shaped combing plate (7) and the lower arc-shaped combing plate (8) are clamped in the annular groove (4).

5. The high-efficiency anti-bending drafting roller shaft according to claim 4, characterized in that: The number of the plug block (12), the second threaded hole (13), the slot (10) and the first threaded hole (11) in a group of the detachable combing components (2) is four groups. The four groups of the plug blocks (12) are fixedly mounted on the four corners of the outer surface of the lower end of the upper arc-shaped combing plate (7). The four groups of the slots (10) are opened on the four corners of the outer surface of the upper end of the lower arc-shaped combing plate (8). The four groups of the first threaded holes (11) are opened on the left and right sides of the upper part of the outer surface of both ends of the lower arc-shaped combing plate (8). The second threaded hole (13) is opened on the outer surface of one side of the plug block (12). The first threaded hole (11) is connected to the slot (10).

6. The high-efficiency anti-bending drafting roller shaft according to claim 5, characterized in that: The outer wall of the limit block (9) is plugged into the limit groove (6), the outer wall of the plug block (12) is plugged into the slot (10), a fixing bolt is provided between the upper arc-shaped combing plate (7) and the lower arc-shaped combing plate (8), and the fixing bolt is threadedly connected between the second threaded hole (13) and the first threaded hole (11).

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