CN205774990U

CN205774990U - Ribbon guide and combing machine

Info

Publication number: CN205774990U
Application number: CN201620349818.9U
Authority: CN
Inventors: 法比安·富勒尔; 丹尼尔·博默尔
Original assignee: Maschinenfabrik Rieter AG
Current assignee: Maschinenfabrik Rieter AG
Priority date: 2016-04-22
Filing date: 2016-04-22
Publication date: 2016-12-07
Anticipated expiration: 2026-04-22

Abstract

This utility model relates to a kind of ribbon guide, including the sleeve with ribbon guide surface, described sleeve is rotatably installed on bearing pin, described sleeve has from two ends the diminishing diameter toward middle part, to form ribbon guide surface, the radius of wherein said bearing pin is more than the half of ribbon guide surface radius.Therefore, the sleeve of guide can realize rotating the most smoothly.Ribbon can preferably flock together during directed and deflection, and this is favourable to the compactness of ribbon and strength etc., can improve the quality of the ribbon of combing machine.This utility model further relates to the combing machine with this ribbon guide.

Description

Ribbon guide and combing machine

Technical field

This utility model relates to a kind of spinning preparation machine, especially has the combing machine of multiple combing head, wherein, respectively The ribbon that single combing head is formed is supplied to drafter unit subsequently after fiber guiding device guides, and by drawing-off The fleece of mechanism's output is converged into ribbon, is finally output to strip stocking mechanism.

Background technology

In spinning process, the Main Function of combing machine is to get rid of relatively chopped fiber, remove kink grain in fiber (cotton knot, Card nailing neps, grass cuttings, callouses etc.), make fiber stretch further, parallel, be finally made thickness than more uniform yarn.Current In combing machine, being generally of eight combing heads being arranged close to each other, the ribbon formed at each single combing head is channeled It is placed into side by side in transfer station after device and is transferred to drafter unit subsequently.The master of ribbon guide Acting on is exactly deflection and conveying fibre rod, and rotates with ribbon in stable mode as far as possible, thus avoids fiber Bar produces any less desirable drawing-off, in order to avoid confrontation amount has a negative impact.But at cotton mill, such as flyings, dust etc. are miscellaneous In the gaps such as matter can be collected in the gap of machine, the such as bearing of ribbon guide, this can cause the change of frictional force, Hinder the free motion of parts, cause the uneven of ribbon stress, consequently, it is possible to be that ribbon undesirable drawing-off occurs Etc. problem.

For the such issues that of above-mentioned, CN204174344U proposes a solution, it discloses a kind of rotating bars Sub-guide, including cylindrical sleeve, this cylindrical sleeve is rotationally mounted on bearing pin, and described bearing pin radius Rb is little In the half of strip contact surface radius Rs, thus cylindrical sleeve has minimum braking torque, thus realizes strip and guide The preferable rotation of device.

But, fiber webs, when the fiber guide deflecting facet of cylindrical sleeve, often arises a problem that, i.e. fiber Strip may can not well flock together under tension, is easily partially opened, and this is also undesirably to occur , because this can affect the quality of fiber webs.In order to preferably guide ribbon, the structure of ribbon guide and size Still there is the space of optimization further.

Utility model content

Therefore, main purpose of the present utility model is for the problems referred to above, makes ribbon through ribbon guide During deflection, ribbon guide can realize rotating the most smoothly, and flat and ribbon can well flock together, and not Can be opened, thus improve compactness and the strength etc. of ribbon.

The purpose of this utility model is obtained by: a kind of ribbon guide, includes sleeve, and sleeve has fibre Dimension bar guide surface, described sleeve is rotatably installed on bearing pin, and the radius Rb of described bearing pin is more than ribbon guide surface The half of radius Rs.Described sleeve has from upper and lower two ends the diameter of the gradually linear narrowing toward middle part, to form a ribbon Guide surface, for guiding and deflected fibers bar, inclined-plane is conducive to limiting moving axially of ribbon, thus is gathered in by ribbon Together.Preferably, described sleeve has v-shaped structure.

Alternatively, the diameter at the top of sleeve is more than the diameter of bottom, and it is conducive to limiting and assembling fibre Dimension bar.

For having the ribbon of specific thickness, described sleeve can be designed to upper and lower two ends and have the flange of linear flanges Wheel.

In order to ribbon guide be fixed in transfer station, the bottom of described bearing pin is provided with connect fixing with transfer station The attachment means connect, described bearing pin is fixed in transfer station by this attachment means, and for the ease of regulating as required The position of ribbon guide, this attachment means is arranged with the eccentric axis of bearing pin.

The sleeve of described technical scheme is thin-wall construction, and this is favourable from the point of view of economy, and the top of sleeve Portion can arrange a folder lid.

Specifically, the radius Rb of described bearing pin is 5.2-17.7mm, preferably 7.6mm, described ribbon guide surface half The half of footpath Rs is 5.0-17.5mm, preferably 7.45mm.

This utility model further relates to a kind of combing machine, and it has and multiple is disposed adjacent to each other combing head in a row, respectively The ribbon that combing head is formed is the most directed in transfer station, and this combing machine has described ribbon and guides dress Put.

According to ribbon guide of the present utility model, guide can realize rotating the most smoothly, and fine Dimension bar can preferably flock together during deflection directed, and this is favourable to the quality of ribbon, including The compactness of ribbon and strength, thus improve the quality of the ribbon of combing machine.

Accompanying drawing explanation

From the following description to the embodiment shown in accompanying drawing, features more of the present utility model will become aobvious and easy See.

In accompanying drawing:

Further advantage of the present utility model will be particularly pointed out with reference to following illustrative embodiment and describe.

Fig. 1 shows the floor map of a combing machine；

Fig. 2 shows the schematic side elevation according to a ribbon guide of the present utility model；

Fig. 3 shows the schematic side elevation of the ribbon guide according to the improvement shown in Fig. 2；

Fig. 4 shows the schematic side elevation according to another ribbon guide of the present utility model；

Fig. 5 shows according to the ribbon guide schematic diagram with thin-wall construction of the present utility model.

Detailed description of the invention

Fig. 1 is the plane graph of known combing machine 10, is usually mounted with and multiple is disposed adjacent to each other combing in a row Head (K1 to K8).Each combing head has the lap W for process being positioned at before it.By driving means A pair not being shown specifically Each combing head is driven.In transfer station T, each combing head corresponding is both provided with a ribbon guide 20, is used for The ribbon B formed by each combing head is the most directed in transfer station T, and then ribbon is transported to drafting machine subsequently Structure cell S, forms ribbon 30 after drawing-off processes and is placed in ribbon cylinder K.The structure of this combing machine and principle are Known to those skilled in the art.

Fig. 2 diagrammatically illustrates an embodiment of the ribbon guide 20 novel according to this use, and it is included in The center of axis has the sleeve 2 of installing hole, and sleeve 2 is rotatably mounted on bearing pin 3, at bearing pin 3 and sleeve 2 Maintain radial clearance between installing hole so that rotating freely, the base of bearing pin 3 is arranged relative to its eccentric axis Having an attachment means 5, such as, can be a screwed hole, securing member 4 (such as screw) passes through hole and the bearing of transfer station T Bearing pin 3 is fixed in transfer station T by the screwed hole on the base of pin 3.Bearing pin 3 uses partially with the fixed position of transfer station T The heart designs, and therefore can be conveniently adjusted its position as required.Wherein, easily it is opened when turning to solve ribbon Etc. problem, sleeve 2 is not cylindrical, but has from upper and lower two ends the diameter of the most linear reduction toward middle part, to form one Ribbon guide surface 6, the structure of a sleeve 2 especially V-arrangement, the inclined-plane of both sides is conducive to flocking together ribbon, this Be conducive to improving the technical specifications such as the compactness of ribbon and strength.Wherein, in order to make sleeve 2 preferably to rotate, bearing pin Radius Rb more than the half of ribbon guide surface radius Rs.Specifically, as in figure 2 it is shown, due to the size by transfer station T Limiting, the diameter of sleeve 2 is 80mm to the maximum, preferably 65mm, and the ribbon guide surface of sleeve 2 is gradually reduced toward middle part from two ends At least 5.0mm, preferably 17.6mm.The radius Rb of described bearing pin 3 is 5.2-17.7mm, preferably 7.6mm, described ribbon The half that radius Rs is 10.0-35.0mm, i.e. Rs of guide surface 6 is 5.0-17.5mm, preferably 7.45mm.

Fig. 3 diagrammatically illustrates the embodiment of an improvement of the fiber guiding device 20 according to Fig. 2, and difference is, its Middle sleeve 2 also has the structure of V-arrangement, but the diameter at its top is more than the diameter of bottom, and similar mushroom shaped, bigger top is straight Footpath is conducive to limiting directed ribbon, the thickest ribbon.

Fig. 4 diagrammatically illustrates another embodiment improved of the novel ribbon guide 20 of this use, difference Being, top and the two ends, bottom of its middle sleeve 2 all have linear flange, and mid portion is still cylinder, and it is equivalent to one The flange of flange pulley, top and bottom is conducive to being limited in fiber guide face 6 directed ribbon, thus prevents fiber Bar is opened in deflection.But the scheme of this flange pulley is only applicable to the ribbon of specific fineness.The most right In thinner ribbon, the flange at two ends cannot realize limiting the function of (gathering) ribbon.

As a preferred scheme, the sleeve 2 of the ribbon guide in above-mentioned all embodiments has thin-walled Structure, as it is shown in figure 5, the top of sleeve 2 has folder lid 7.The structure of this thin-walled is favourable from the point of view of economy.

Claims

1. ribbon guide (20), including having the sleeve (2) of ribbon guide surface (6), described sleeve (2) is rotatably It is arranged on bearing pin (3), it is characterised in that described sleeve (2) has from two ends the diminishing diameter toward middle part, to be formed Ribbon guide surface (6), the radius (Rb) of described bearing pin is more than the half of ribbon guide surface radius (Rs).

Ribbon guide (20) the most according to claim 1, it is characterised in that described sleeve (2) has V-arrangement knot Structure, to form ribbon guide surface (6).

Ribbon guide (20) the most according to claim 1, it is characterised in that the diameter at described sleeve (2) top Diameter more than bottom.

Ribbon guide (20) the most according to claim 1, it is characterised in that described sleeve (2) is that two ends have The flange pulley of linear flanges.

Ribbon guide (20) the most according to claim 1, it is characterised in that the bottom of described bearing pin (3) sets Having the attachment means (5) that be connected fixing with transfer station (T), this attachment means (5) is arranged with the eccentric axis of bearing pin (3).

6. according to the ribbon guide (20) described in any one in claim 1 to 5, it is characterised in that described set Cylinder (2) has thin-wall construction.

Ribbon guide (20) the most according to claim 6, it is characterised in that the top of sleeve (2) has one Folder lid (7).

Ribbon guide (20) the most according to claim 6, it is characterised in that the radius (Rb) of described bearing pin is 5.2-17.7mm, preferably 7.6mm, the half of described ribbon guide surface radius (Rs) is 5.0-17.5mm, is preferably 7.45mm。

9. combing machine, has and multiple is disposed adjacent to each other combing head (K1-K8) in a row, the ribbon that each combing head is formed It is (B) the most directed in transfer station (T), it is characterised in that: there is the ribbon described in aforementioned any claim and guide Device (20).