Anti-breaking type thread feeding mechanism of air jet loom

Abstract

The utility model relates to the field of air-jet looms, and discloses an anti-breaking thread feeding mechanism of an air-jet loom, which comprises an anti-breaking mechanism, a thread feeding mechanism and a thread feeding mechanism, the anti-breaking mechanism comprises a frame body, a moving rod, an arc-shaped piece, a wire guide ring, a splicing block, a sleeve disc, a positioning rod, a spring, a pressure sensor and an extrusion rod; the moving rod is slidably mounted on the frame body, the arc-shaped piece is fixedly connected with the moving rod, the wire ring is fixedly connected with the splicing block, the splicing block is clamped with the arc-shaped piece, the sleeve disc is fixedly connected with the positioning rod and the extrusion rod, the pressure sensor is fixedly mounted on the frame body, and the spring is fixedly mounted between the sleeve disc and the frame body. The positioning rods and the splicing blocks are clamped, splicing grooves are formed in the front sides of the arc-shaped pieces, and the splicing blocks and the splicing grooves are clamped. The yarn guide ring has the advantages that yarn breakage caused by excessive friction is prevented, and in addition, the yarn guide ring is fast and convenient to replace after being used for a long time.

Description

TECHNICAL FIELD

[0001] The utility model relates to air jet loom technical field, in particular to a kind of anti-breaking type thread feeding mechanism of air jet loom. BACKGROUND

[0002] Air jet loom is the shuttleless loom using jet airflow to drag weft yarn to pass through shed, and its working principle is to use air as weft-drawing medium to generate frictional traction on weft yarn by compressed air jet, to drag weft yarn to pass through shed, and to achieve weft-drawing by jet flow generated by air jet.

[0003] In the prior art, the wire ring guides the wire harness of the air jet loom, and the conventional technology generally uses a nozzle to directly spray air to guide the yarn. When the yarn is skewed during transition, the outer wall of the yarn can be severely abraded and broken. Moreover, the yarn is often rubbed against the wire ring, which can easily cause the wire ring to be abraded. However, when the wire ring is severely abraded, it is inconvenient to replace it. Therefore, an anti-breaking type thread feeding mechanism for air jet loom is needed to solve the above problems.

[0004] The information disclosed in this BACKGROUND section is only for the purpose of increasing the understanding of the background of the present utility model, and should not be regarded as acknowledging or implying in any form that this information constitutes prior art known to those of ordinary skill in the art. SUMMARY

[0005] The utility model aims to provide an anti-breaking type thread feeding mechanism for air jet loom to solve the above problems.

[0006] The above technical purpose of the utility model is achieved by the following technical solution: an anti-breaking type thread feeding mechanism for air jet loom, comprising:

[0007] an anti-breaking mechanism for feeding thread to the air jet loom;

[0008] The anti-breaking mechanism comprises a frame, a moving rod, an arc-shaped piece, a wire ring, a splicing block, a sleeve disc, a positioning rod, a spring, a pressure sensor, and an extrusion rod.

[0009] The moving rod is slidingly installed on the frame, the arc-shaped piece is fixedly connected to the moving rod, the wire ring is fixedly connected to the splicing block, the splicing block is clamped to the arc-shaped piece, the sleeve disc is fixedly connected to the positioning rod and the extrusion rod, the pressure sensor is fixedly installed on the frame, the spring is fixedly installed between the sleeve disc and the frame, and the positioning rod is clamped to the splicing block.

[0010] The utility model further provides that the arc-shaped piece is provided with a splicing groove on the front side, and the splicing block is clamped to the splicing groove.

[0011] The further setting of the utility model discloses: the wire ring outside and the arc piece contact.

[0012] Through the above technical scheme, the position of the wire ring is limited.

[0013] The further setting of the utility model discloses: the splicing block is provided with the positioning slot, and the positioning rod is clamped with the positioning slot.

[0014] The further setting of the utility model discloses: the arc piece is provided with the positioning hole, and the positioning rod is slidably installed in the positioning hole.

[0015] Through the above technical scheme, the positioning rod is conveniently moved in the transverse direction.

[0016] The further setting of the utility model discloses: the sleeve disc is slidably arranged on the outside of the moving rod.

[0017] Through the above technical scheme, the sleeve disc is conveniently moved in the transverse direction.

[0018] The further setting of the utility model discloses: the frame body is provided with the moving hole, and the moving rod is slidably installed in the moving hole.

[0019] The further setting of the utility model discloses: the extrusion rod and the pressure sensor are located in the interior of the spring.

[0020] Through the above technical scheme, the extrusion rod can extrude the pressure sensor.

[0021] The further setting of the utility model discloses: the extrusion rod is located at one side of the pressure sensor.

[0022] The further setting of the utility model discloses: the positioning rod and the extrusion rod are located between the two moving rods.

[0023] The utility model discloses the beneficial effect is:

[0024] The utility model discloses the further setting of the anti-breaking type mechanism, and the yarn will rub the wire ring when being deflected, and then can make two arc pieces and the wire ring move in the transverse direction simultaneously, and then can make one extrusion rod extrude one pressure sensor, when the pressure that the pressure sensor receives is higher than the setting, makes the outside alarm controller start, reminds the staff, prevents the yarn from breaking due to excessive friction, and in addition, the wire ring is also more quick and convenient to replace after long-term use. ACCURACY OF DRAWINGS

[0025] In order to more clearly illustrate the technical scheme in the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced as follows. Obviously, the drawings described in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained without creative labor on the basis of the drawings.

[0026] Figure 1 is a three-dimensional structure schematic diagram of the anti-breaking type thread feeding mechanism of the air-jet loom provided by the present application.

[0027] Figure 2 is a three-dimensional structure schematic diagram of the anti-breaking type thread feeding mechanism of the air-jet loom provided by the present application.

[0028] Figure 3 is Figure 2 a structure schematic diagram of the A part in the anti-breaking type thread feeding mechanism of the air-jet loom.

[0029] Figure 4 is a structure schematic diagram of the connecting part of the positioning rod and the splicing block in the anti-breaking type thread feeding mechanism of the air-jet loom provided by the present application.

[0030] In the figure, 1 is a frame body, 2 is a moving rod, 3 is an arc-shaped piece, 4 is a thread guide ring, 5 is a splicing block, 6 is a splicing groove, 7 is a sleeve disc, 8 is a positioning rod, 9 is a spring, 10 is a pressure sensor, 11 is a positioning hole, 12 is a positioning groove, and 13 is an extrusion rod. DETAILED DESCRIPTION

[0031] In the description of the present application, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection" and "connection" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements, and for those skilled in the art, the specific meaning of the above-mentioned terms in the present application can be understood according to the specific circumstances.

[0032] The technical scheme of the present application will be described in detail below with reference to specific embodiments. Obviously, the described embodiments are only some embodiments of the present application, not all embodiments. Based on the embodiments of the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of the present application.

[0033] Referring to Figure 1 , Figure 2 and Figure 3 , the present application provides an anti-breaking type thread feeding mechanism of an air-jet loom, which comprises:

[0034] The anti-breaking mechanism is used for preventing yarn from being broken due to excessive friction with the guide ring 4 during threading, and facilitates replacement of the guide ring 4;

[0035] The anti-breaking mechanism comprises a frame 1, a moving rod 2, an arc-shaped piece 3, a guide ring 4, a splicing block 5, a sleeve disc 7, a positioning rod 8, a spring 9, a pressure sensor 10 and a pressing rod 13.

[0036] The moving rod 2 is slidingly installed on the frame 1, the arc-shaped piece 3 is fixedly connected with the moving rod 2, the guide ring 4 is fixedly connected with the splicing block 5, the splicing block 5 is clamped with the arc-shaped piece 3, the sleeve disc 7 is fixedly connected with the positioning rod 8 and the pressing rod 13, and the pressure sensor 10 is fixedly installed on the frame 1.

[0037] The spring 9 is fixedly installed between the sleeve disc 7 and the frame 1, and the positioning rod 8 is clamped with the splicing block 5.

[0038] When the yarn is deflected and rubs against the guide ring 4, the guide ring 4 is moved, one spring 9 is stretched and the other spring 9 is compressed, one pressing rod 13 presses one pressure sensor 10, and when the pressure on the pressure sensor 10 is higher than a set value, an external alarm controller is started to remind the worker and prevent the yarn from being broken due to excessive friction.

[0039] When the guide ring 4 is damaged and needs to be replaced, the two sleeve discs 7 are pulled to move the positioning rod 8 out of the positioning groove 12, then the guide ring 4 is pulled to move the splicing block 5 out of the splicing groove 6, so that the guide ring 4 can be removed, a new guide ring 4 is installed, the splicing block 5 is clamped into the splicing groove 6, the spring 9 is reset, and the positioning rod 8 is clamped into the positioning groove 12.

[0040] Specifically, the splicing groove 6 is formed in the front side of the arc-shaped piece 3, the splicing block 5 is clamped with the splicing groove 6, the outer side of the guide ring 4 is in contact with the arc-shaped piece 3, and the guide ring 4 is limited.

[0041] Specifically, the positioning groove 12 is formed in the splicing block 5, the positioning rod 8 is clamped with the positioning groove 12, the positioning hole 11 is formed in the arc-shaped piece 3, and the positioning rod 8 is slidingly installed in the positioning hole 11.

[0042] Specifically, the sleeve plate 7 is slidingly sleeved on the outside of the moving rod 2, the moving hole is formed on the frame body 1, the moving rod 2 is slidingly installed in the moving hole, and it should be noted that the sleeve plate 7 is facilitated to move on the moving rod 2, and the moving rod 2 moves on the frame body 1.

[0043] Specifically, the extrusion rod 13 and the pressure sensor 10 are located inside the spring 9, and the extrusion rod 13 is located on one side of the pressure sensor 10, and it should be noted that the extrusion rod 13 can extrude the pressure sensor 10.

[0044] Specifically, the positioning rod 8 and the extrusion rod 13 are located between the two moving rods 2, and it should be noted that the positions of the positioning rod 8 and the extrusion rod 13 are limited.

[0045] Working principle:

[0046] S1: The yarn passes through the wire ring 4, and the yarn will rub the wire ring 4 when it is deflected, thereby driving the wire ring 4 to move, the wire ring 4 drives the arc-shaped part 3 to move through the splicing block 5, the arc-shaped part 3 drives the sleeve plate 7 to move through the positioning rod 8, the sleeve plate 7 drives the extrusion rod 13 to move, so that one spring 9 is stretched and the other spring 9 is compressed, thereby one extrusion rod 13 can extrude one pressure sensor 10, when the pressure received by the pressure sensor 10 is higher than the set value, the external alarm controller is started to remind the worker, preventing excessive friction from causing the yarn to break;

[0047] S2: The wire ring 4 is rubbed by the yarn for a long time, and when the wire ring 4 needs to be replaced due to damage, the two sleeve plates 7 are pulled, the sleeve plate 7 extrudes the spring 9, the sleeve plate 7 drives the positioning rod 8 to move, so that the positioning rod 8 moves out of the positioning groove 12, then the wire ring 4 is pulled, so that the splicing block 5 moves out of the splicing groove 6, so that the wire ring 4 can be disassembled;

[0048] S3: Replace the new wire ring 4, so that the splicing block 5 is clamped into the splicing groove 6, and then the spring 9 is reset, so that the positioning rod 8 is clamped into the positioning groove 12, so that the wire ring 4 can be conveniently and quickly replaced.

[0049] The anti-breaking type thread feeding mechanism of the air-jet loom is described in detail. The principles and implementation modes of the present application are described by applying specific examples. The above examples are only used to help understand the method and core idea of the present application. It should be noted that for ordinary skilled persons in the technical field, without departing from the principles of the present application, the present application can be improved and modified in several ways, and these improvements and modifications also fall within the protection scope of the present application.

Claims

1. A break-proof thread feed mechanism for an air jet loom, characterized in that, Include: The anti-breaking mechanism for the air jet loom thread feeding; The anti-breaking mechanism includes a frame (1), a moving rod (2), an arc-shaped piece (3), a guide wire ring (4), a splice block (5), a sleeve disc (7), a positioning rod (8), a spring (9), a pressure sensor (10) and a pressing rod (13); The moving rod (2) is slidingly installed on the frame (1), the arc-shaped piece (3) is fixedly connected with the moving rod (2), the guide wire ring (4) is fixedly connected with the splice block (5), the splice block (5) is clamped with the arc-shaped piece (3), the sleeve disc (7) is fixedly connected with the positioning rod (8) and the pressing rod (13), the pressure sensor (10) is fixedly installed on the frame (1), the spring (9) is fixedly installed between the sleeve disc (7) and the frame (1), and the positioning rod (8) is clamped with the splice block (5).

2. A break-proof thread feed mechanism for a gas jet loom according to claim 1, characterized in that, The arc-shaped piece (3) is provided with a splice groove (6) on the front side, and the splice block (5) is clamped with the splice groove (6).

3. A break-proof thread feed mechanism for a gas jet loom according to claim 1, wherein The outer side of the guide wire ring (4) is in contact with the arc-shaped piece (3).

4. A break-proof thread feed mechanism for a gas jet loom according to claim 1, wherein The splice block (5) is provided with a positioning groove (12), and the positioning rod (8) is clamped with the positioning groove (12).

5. A break-proof thread feed mechanism for a gas jet loom according to claim 1, wherein The arc-shaped piece (3) is provided with a positioning hole (11), and the positioning rod (8) is slidingly installed in the positioning hole (11).

6. A break-proof thread feed mechanism for a gas jet loom according to claim 1, wherein The sleeve disc (7) is slidingly sleeved on the outer side of the moving rod (2).

7. A break-proof thread feed mechanism for a gas jet loom according to claim 1, wherein The frame (1) is provided with a moving hole, and the moving rod (2) is slidingly installed in the moving hole.

8. A break-proof thread feed mechanism for a air jet loom according to claim 1, wherein The pressing rod (13) and the pressure sensor (10) are located in the spring (9).

9. A break-proof thread feed mechanism for a projectile loom according to claim 1, characterized in that, The pressing rod (13) is located on one side of the pressure sensor (10).

10. The break-proof thread feed mechanism of a jet loom according to claim 1, wherein The positioning rod (8) and the pressing rod (13) are located between the two moving rods (2).

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