CN214168283U - Tension-adjustable thread feeding mechanism for loom - Google Patents

Abstract

The utility model discloses a yarn feeding mechanism for a loom with adjustable tension force, which comprises a symmetrically arranged frame, wherein the inner side of the frame is provided with a tension roller, two opposite side parts of the frame are provided with side grooves, two ends of the tension roller are fixed with end shafts embedded into the side grooves, the surface of each end shaft is sleeved with a sleeve, a lead screw penetrates through the front surface of the frame, the bottom end of the lead screw extends into the side grooves and is attached to the surface of the sleeve, a turntable is further fixed on the end surface of the lead screw at the outer position of the frame, a limit block attached to the surface of the sleeve is further arranged in each side groove, and a telescopic spring is arranged between the limit block and the inner wall of each side groove; through the lead screw and the side groove of design, can carry out the regulation of looks adaptation with the position of tension roller according to the processing demand, it is very convenient to use, satisfies different processing demands, and the sleeve of simultaneous design does not influence the normal rotation of end shaft in adjusting, guarantees that work efficiency is not influenced.

Description

Tension-adjustable thread feeding mechanism for loom

Technical Field

The utility model belongs to the technical field of the loom, concretely relates to tensile force adjustable thread feeding mechanism for loom.

Background

The early looms were manually driven, and since the 20 th century 70 s, many novel shuttleless looms were continuously put into the market. Shuttleless looms have achieved significant success in improving fabrics and increasing loom efficiency, have been widely adopted throughout the world, and have accelerated the process of weaving equipment reconstruction, in the use of looms, the fibres need to be transported by a special thread feeding mechanism.

When the existing general thread feeding mechanism is used, the tension degree of transmitted fibers cannot be adjusted according to different processing requirements, so that the limitation of use is large, and the thread feeding mechanism capable of being adjusted is often used by adopting a plurality of complex mechanical structures and matching with devices such as cylinders, so that the early-stage cost is high, meanwhile, later-stage maintenance is not easy, and the popularization is poor; in the existing thread feeding mechanism, the phenomenon of displacement of wound fibers possibly occurs in the thread feeding process, so that the subsequent processing is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a tensile force adjustable is thread feeding mechanism for loom to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a tensioning force adjustable is frame for loom, is including the frame that the symmetry set up, the inboard of frame is provided with the tension roller, two the opposite side department of frame has seted up the side channel, the both ends of tension roller are fixed with the end shaft of embedding to the side channel, the surface cover of end shaft is equipped with the sleeve, the front surface department of frame runs through there is the lead screw, the bottom of lead screw extends to the inside of side channel to with telescopic surface laminating, be in still be fixed with the carousel on the lead screw terminal surface of frame external position.

Preferably, the side inslot portion still is provided with the stopper with the laminating of sleeve surface, install expanding spring between the inner wall of stopper and side inslot, stopper and lead screw are in telescopic both sides respectively, just the stopper is the subtend setting with the lead screw.

Preferably, the front surface bottom of frame is provided with for the line roller, the surface cover of giving the line roller is equipped with and is cyclic annular fibre, and this fibrous both sides are provided with the spacing ring, the spacing ring slides the cover and establishes on the surface of giving the line roller, just the inboard isogonism of spacing ring is provided with the damping sheet rubber, be provided with coupling spring between damping sheet rubber and the spacing ring.

Preferably, the damping rubber sheet is provided with an integrated damping bulge on the side surface facing the surface of the thread feeding roller, and the damping bulge is tightly attached to the surface of the thread feeding roller.

Preferably, the top of the outer frame is provided with a top shaft, the top shaft and the two ends of the wire feeding roller are both sleeved with bearing blocks, and the bearing blocks are fixed on the outer frame through bolts.

Preferably, a bottom plate is mounted on the bottom end face of the outer frame, the bottom plate is a metal component, and the thickness of the bottom plate is three centimeters.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the designed screw rod and the side groove can adjust the position of the tension roller in a matched manner according to the processing requirements, the use is very convenient, different processing requirements are met, and meanwhile, the designed sleeve can be adjusted without influencing the normal rotation of the end shaft, so that the working efficiency is not influenced;

2. through damping sheet rubber and spacing ring, can in use, be annular fibre position to the rolling and carry out the position now, avoid the phenomenon of displacement to appear in the processing in later stage, in use simultaneously can debug according to the service roll of different diameters, improves the flexibility of using greatly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the tension roller according to the present invention;

FIG. 3 is a front view of the stop collar and the damping rubber sheet of the present invention;

in the figure: 1. a bearing seat; 2. a tension roller; 3. a limiting ring; 4. a wire feeding roller; 5. an outer frame; 6. a top shaft; 7. a side groove; 8. an end shaft; 9. a sleeve; 10. a screw rod; 11. a limiting block; 12. a tension spring; 13. a damping projection; 14. a damping rubber sheet; 15. a spring is connected.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 3, the present invention provides a technical solution: a thread feeding mechanism with adjustable tension for a loom comprises outer frames 5 which are symmetrically arranged, wherein tension rollers 2 are arranged on the inner sides of the outer frames 5, side grooves 7 are formed in opposite side surfaces of the two outer frames 5, end shafts 8 embedded into the side grooves 7 are fixed at two ends of each tension roller 2, sleeves 9 are sleeved on the surfaces of the end shafts 8, lead screws 10 penetrate through the front surfaces of the outer frames 5, and through the designed lead screws 10 and the side grooves 7, the position of the tension roller 2 can be adjusted in a matching way according to the processing requirements, the use is very convenient, different processing requirements are met, meanwhile, the designed sleeve 9 can not influence the normal rotation of the end shaft 8 in the adjustment process, ensures that the working efficiency is not influenced, the bottom end of the screw rod 10 extends to the inside of the side groove 7, and is jointed with the surface of the sleeve 9, and a turntable is also fixed on the end surface of the screw rod 10 positioned at the outer position of the outer frame 5.

In this embodiment, preferably, the side groove 7 is further provided with a limiting block 11 attached to the surface of the sleeve 9, an expansion spring 12 is installed between the limiting block 11 and the inner wall of the side groove 7, the limiting block 11 and the screw rod 10 are respectively located on two sides of the sleeve 9, and the limiting block 11 and the screw rod 10 are arranged in an opposite direction.

In this embodiment, preferably, a wire feeding roller 4 is disposed at the bottom of the front surface of the outer frame 5, a ring-shaped fiber is sleeved on the surface of the wire feeding roller 4, limiting rings 3 are disposed on two sides of the fiber, the limiting rings 3 are slidably sleeved on the surface of the wire feeding roller 4, damping rubber sheets 14 are disposed at equal angles on the inner sides of the limiting rings 3, and a connecting spring 15 is disposed between the damping rubber sheets 14 and the limiting rings 3.

In this embodiment, it is preferred, damping rubber piece 14 still is provided with the protruding 13 of damping of integral type on the surface department side towards thread feeding roller 4, through damping rubber piece 14 and spacing ring 3, can in use, be annular fibre position to the rolling and carry out the position now, avoid the phenomenon that the displacement appears in the processing in later stage, in use simultaneously, can debug according to thread feeding roller 4 of different diameters, improve the flexibility of using greatly, protruding 13 of damping closely laminates with the surface of thread feeding roller 4.

In this embodiment, preferably, a top shaft 6 is arranged at the top of the outer frame 5, the bearing seats 1 are respectively sleeved at the top shaft 6 and the two ends of the thread feeding roller 4, and the bearing seats 1 are fixed on the outer frame 5 through bolts.

In this embodiment, preferably, a bottom plate is installed on the bottom end surface of the outer frame 5, the bottom plate is a metal member, and the thickness of the bottom plate is three centimeters.

The utility model discloses a theory of operation and use flow: the utility model discloses before using, earlier according to the actual demand of processing, adjust the position of tension roller 2, rotate the carousel of lead screw 10 tip, make the bottom of lead screw 10 extrude sleeve 9, sleeve 9 drives end shaft 8 and moves towards the direction of stopper 11 afterwards, change through end shaft 8 position, make the position of tension roller 2 change equally, reach the purpose of adjusting, when sleeve 9 moves, stopper 11 extrudes expanding spring 12, expanding spring 12 produces the resilience force, stopper 11 at this moment is laminated tightly on the surface of sleeve 9, when follow-up needs adjust tension roller 2 towards the direction of lead screw 10, with lead screw 10 counter-rotation, expanding spring 12 rebounds at this moment, move sleeve 9 towards the direction of lead screw 10, adjust the position of tension roller 2 with this; in the processing, the limiting ring 3 is moved to the annular fiber position, the damping rubber sheet 14 is tightly attached to the surface of the tension roller 2 through the resilience of the connecting spring 15, the mounting stability is further improved through the damping bulge 13, the limitation of the fiber is completed, and in the thread feeding, the thread feeding processing is carried out through the transmission of the thread feeding roller 4, the tension roller 2 and the top shaft 6.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a tensioning force adjustable thread feeding mechanism for loom, frame (5) including the symmetry sets up, the inboard of frame (5) is provided with tension roller (2), its characterized in that: two side groove (7) have been seted up in the opposite side department of frame (5), the both ends of tension roll (2) are fixed with dead axle (8) of embedding in side groove (7), the surface cover of dead axle (8) is equipped with sleeve (9), the front surface department of frame (5) runs through lead screw (10), the bottom of lead screw (10) extends to the inside of side groove (7) to with the surface laminating of sleeve (9), be in still be fixed with the carousel on lead screw (10) the terminal surface of frame (5) outside position.

2. The thread feeding mechanism for the loom with adjustable tension according to claim 1, wherein: the side groove (7) is internally provided with a limit block (11) which is attached to the surface of the sleeve (9), an expansion spring (12) is installed between the limit block (11) and the inner wall of the side groove (7), the limit block (11) and the lead screw (10) are respectively arranged on two sides of the sleeve (9), and the limit block (11) and the lead screw (10) are oppositely arranged.

3. The thread feeding mechanism for the loom with adjustable tension according to claim 1, wherein: the utility model discloses a damping rubber sheet, including frame (5), front surface bottom of frame (5) is provided with gives line roller (4), the surface cover of giving line roller (4) is equipped with and is annular fibre, and this fibrous both sides are provided with spacing ring (3), spacing ring (3) slip cover is established on the surface of giving line roller (4), just the inboard of spacing ring (3) is waiting the angle and is provided with damping rubber piece (14), be provided with between damping rubber piece (14) and spacing ring (3) coupling spring (15).

4. The thread feeding mechanism for the loom with adjustable tension according to claim 3, wherein: the damping rubber sheet (14) is provided with an integrated damping bulge (13) on the side face of the surface of the wire feeding roller (4), and the damping bulge (13) is tightly attached to the surface of the wire feeding roller (4).

5. The thread feeding mechanism for the loom with adjustable tension according to claim 3, wherein: the top of frame (5) is provided with apical axis (6), apical axis (6) all overlap with the both ends of giving line roller (4) and are equipped with bearing frame (1), bearing frame (1) passes through the bolt fastening on frame (5).

6. The thread feeding mechanism for the loom with adjustable tension according to claim 5, wherein: the bottom end face of the outer frame (5) is provided with a bottom plate, the bottom plate is a metal component, and the thickness of the bottom plate is three centimeters.

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