Yarn gripper of air jet loom

Abstract

The utility model discloses a yarn gripper of an air-jet loom. The yarn gripper comprises a base, the yarn clamping mechanism for the air-jet loom comprises a yarn clamping frame, a yarn clamping wheel is rotatably mounted on the yarn clamping frame through a mounting shaft, a supporting rotating shaft is fixedly connected to the center of the bottom of the yarn clamping frame, and the bottom of the supporting rotating shaft is rotatably mounted at the top of a machine base through a bearing. According to the yarn clamping device, in the process that the yarn clamping wheel guides the yarn, the yarn can be effectively prevented from being separated from the yarn clamping wheel by arranging the limiting mechanism and utilizing shielding and limiting of the limiting baffle, and therefore the yarn guiding stability is guaranteed; according to the yarn gripper, the guide direction can be adjusted according to actual needs, and after the direction of the yarn gripping frame is adjusted, the yarn gripping frame is clamped into the corresponding clamping groove through the sliding clamping pin, so that it is guaranteed that the yarn gripping frame is conveniently fixed after being adjusted, and the practicability of the yarn gripper is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of yarn clamps, in particular to a yarn clamp for an air jet loom. Background Art

[0002] The device of the air jet loom that injects air flow to introduce the weft yarn into the shed. Installed at the entrance of the shed on the left side of the loom, the jet generated starts the weft yarn from a static state and quickly flies into the shed after leaving the fixed-length weft accumulator. It is the main source of the flying power of the weft yarn. Its rectifying area plays a role in reducing the airflow rotation, inhibiting the diffusion of the jet and increasing the range. The air jet loom is generally equipped with a wire clamp to constrain the yarn.

[0003] As disclosed in the publication (announcement) number: CN214244746U, a detachable wire clamp for a jet loom is disclosed, comprising a base, a first support frame is fixed to the top of the base, a detachable device is arranged inside the first support frame, a rotating shaft is arranged at one end of the detachable device, a yarn disk is arranged on the outer wall of the rotating shaft, a yarn disk is fixed to one side of the outer wall of the first support frame, a fixing plate is fixed to the bottom end of the yarn disk, a fixing seat is fixed to the bottom end of the fixing plate, a connecting cavity is opened inside the fixing seat, and an anti-jumping plate is arranged at the lower end of the fixing plate.

[0004] Although the above technical solution solves the corresponding technical problem, the above technical solution still has the following defects:

[0005] The above technical solution is not convenient for adjusting the guide of the yarn gripper, and therefore is difficult to be applied to yarn guides in different directions. Utility Model Content

[0006] The purpose of the utility model is to provide a yarn clamp for an air jet loom, which can not only effectively prevent the yarn from escaping from the yarn clamping wheel by setting a limiting mechanism and utilizing the blocking and limiting of the limiting baffle during the process of the yarn clamping wheel guiding the yarn, thereby ensuring the stability of the yarn guiding, but also can adjust the guiding direction according to actual needs by setting a rotatable and adjustable yarn clamping frame, and after the direction adjustment of the yarn clamping frame is completed, the sliding pin is inserted into the corresponding card slot, thereby ensuring the convenient fixation of the yarn clamping frame after adjustment, thereby improving the practicality of the yarn clamping device of the utility model.

[0007] In order to achieve the above-mentioned purpose, the main technical solutions adopted by the utility model include:

[0008] A yarn gripper for an air jet loom, comprising:

[0009] Machine base;

[0010] A yarn clamping mechanism for an air jet loom, the yarn clamping mechanism comprising a yarn clamping frame, a yarn clamping wheel is rotatably mounted on the yarn clamping frame via a mounting shaft, a support shaft is fixedly connected to the center of the bottom of the yarn clamping frame, the bottom of the support shaft is rotatably mounted on the top of the machine base via a bearing, and a limit clamping assembly for limiting the position of the yarn clamping frame is also installed at the bottom of the side of the yarn clamping frame;

[0011] A limiting mechanism for placing loose yarn, the limiting mechanism comprising a mounting seat fixedly connected to the yarn clamping frame, mounting grooves are provided on both sides of the top of the mounting seat, the bottoms of the inner walls of the two mounting grooves are fixedly connected with connecting springs, the tops of the two connecting springs are fixedly connected with mounting slide rods matching the mounting slide grooves, and the tops of the two mounting slide rods are fixedly connected by a limiting baffle.

[0012] The above-mentioned jet loom yarn clamp, wherein the limit clamping assembly includes a mounting slide fixedly connected to the bottom of the side of the yarn clamping frame, a sliding latch is slidably connected to the mounting slide, and a plurality of equally spaced slots are provided at the edge of the top of the base and corresponding to the position of the sliding latch.

[0013] The above-mentioned yarn gripper for air jet loom, wherein one end of the sliding latch close to the latching slot is designed to be arc-shaped.

[0014] The above-mentioned yarn gripper for an air jet loom, wherein one end of the sliding latch close to the latch slot movably passes through the latch slot corresponding to the sliding latch pin and extends to the interior of the latch slot.

[0015] In the above-mentioned yarn gripper for the air jet loom, limiting balls are installed on both sides of the top of the limiting baffle, and a limiting slide groove matching the limiting balls is opened on the yarn gripping wheel and at a position corresponding to the limiting balls.

[0016] In the above-mentioned yarn gripper for the air jet loom, a side of the limit baffle plate close to the yarn gripping wheel is rollingly connected to the inner wall of the limit sliding groove through the limit ball.

[0017] The utility model has at least the following beneficial effects:

[0018] In the utility model, a yarn clamp for an air jet loom is realized, which can not only effectively prevent the yarn from escaping from the yarn clamping wheel by setting a limiting mechanism and utilizing the blocking and limiting of the limiting baffle during the process of the yarn clamping wheel guiding the yarn, thereby ensuring the stability of the yarn guiding, but also by setting a rotatable and adjustable yarn clamping frame, the guiding direction can be adjusted according to actual needs, and after the orientation adjustment of the yarn clamping frame is completed, the sliding pin is inserted into the corresponding slot, thereby ensuring the convenient fixation of the adjusted yarn clamping frame, thereby improving the practicality of the yarn clamp of the utility model. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] The drawings described herein are used to provide a further understanding of the present application and constitute a part of the present application. The illustrative embodiments of the present application and their descriptions are used to explain the present application and do not constitute an improper limitation on the present application. In the drawings:

[0020] Figure 1 This is a schematic diagram of the structure of the yarn gripper of the air jet loom of the utility model;

[0021] Figure 2 This is a schematic diagram of the structure of the limit mechanism in the yarn clamp of the air jet loom of the utility model;

[0022] Figure 3 For this utility model Figure 1 A schematic diagram of the local enlarged structure at point A in the middle;

[0023] Figure 4 The utility model is a schematic diagram of the structure of the base of the yarn gripper of the air jet loom.

[0024] Description of Figure Numbers:

[0025] 1. Machine base; 2. Yarn clamping mechanism; 3. Limiting mechanism;

[0026] 201, yarn clamping frame; 202, yarn clamping wheel; 203, supporting shaft; 204, position limiting clamping assembly;

[0027] 2041, mounting slide; 2042, sliding latch; 2043, slot;

[0028] 301, mounting seat; 302, mounting slide groove; 303, connecting spring; 304, mounting slide rod; 305, limit baffle;

[0029] 3051, limit ball; 3052, limit slide. DETAILED DESCRIPTION

[0030] The following will describe the implementation methods of the present application in detail with the help of accompanying drawings and examples, so that the implementation process of how the present application uses technical means to solve technical problems and achieve technical effects can be fully understood and implemented accordingly.

[0031] Please refer to Figures 1 to 4 As shown, an embodiment of the utility model provides a yarn clamp for an air jet loom, comprising: a machine base 1, a yarn clamping mechanism 2 for an air jet loom, and a limiting mechanism 3 for placing runaway yarns;

[0032] Please refer to Figures 1 to 4As shown, the yarn clamping mechanism 2 includes a yarn clamping frame 201, on which a yarn clamping wheel 202 is rotatably mounted via a mounting shaft, a support shaft 203 is fixedly connected at the center of the bottom of the yarn clamping frame 201, and the bottom of the support shaft 203 is rotatably mounted on the top of the machine base 1 via a bearing, and a limiting clamping assembly 204 for limiting the yarn clamping frame 201 is also installed at the bottom of the side of the yarn clamping frame 201;

[0033] Please refer to Figures 1 to 4 As shown, the position-limiting clamping assembly 204 includes a mounting slide 2041 fixedly connected to the bottom of the side of the yarn clamping frame 201, a sliding clamping pin 2042 is slidably connected to the mounting slide 2041, and a plurality of clamping grooves 2043 arranged at equal distances are provided at the edge of the top of the machine base 1 and corresponding to the position of the sliding clamping pin 2042;

[0034] Please refer to Figures 1 to 4 As shown, the limiting mechanism 3 includes a mounting seat 301 fixedly connected to the yarn clamping frame 201, mounting grooves 302 are provided on both sides of the top of the mounting seat 301, the bottoms of the inner walls of the two mounting grooves 302 are fixedly connected with connecting springs 303, the tops of the two connecting springs 303 are fixedly connected with mounting slide rods 304 matching the mounting grooves 302, and the tops of the two mounting slide rods 304 are fixedly connected by a limiting baffle 305.

[0035] Please refer to Figures 1 to 4 As shown, one end of the sliding latch 2042 close to the slot 2043 is arc-shaped, and the one end of the sliding latch 2042 close to the slot 2043 movably passes through the slot 2043 corresponding to the sliding latch 2042 and extends to the inside of the slot 2043;

[0036] By adopting the above technical solution, the sliding latch 2042 with an arc-shaped design is more convenient for the sliding latch 2042 to be inserted into the corresponding slot 2043, thereby improving the convenience of fixing the yarn clamping frame 201 after adjustment.

[0037] Please refer to Figures 1 to 4 As shown, both sides of the top of the limit baffle 305 are installed with limit balls 3051, and a limit slide 3052 matching the limit ball 3051 is opened on the yarn clamping wheel 202 at a position corresponding to the limit ball 3051, and the side of the limit baffle 305 close to the yarn clamping wheel 202 is rollingly connected with the inner wall of the limit slide 3052 through the limit ball 3051;

[0038] By adopting the above technical solution, by setting the limiting ball 3051 and the limiting slide groove 3052, the stability of the yarn clamping wheel 202 during rotation is increased, and the friction between the yarn clamping wheel 202 and the limiting baffle 305 is reduced, thereby increasing the service life of the yarn clamping wheel 202.

[0039] The working principle of the utility model is: not only can the yarn be effectively prevented from escaping from the yarn clamping wheel 202 by setting a limiting mechanism 3 and utilizing the blocking and limiting of the limiting baffle 305 during the process of the yarn clamping wheel 202 guiding the yarn, thereby ensuring the stability of the yarn guiding, but also by setting a rotatable and adjustable yarn clamping frame 201, the guiding direction can be adjusted according to actual needs, and after the direction adjustment of the yarn clamping frame 201 is completed, the sliding pin 2042 is inserted into the corresponding slot 2043, thereby ensuring the convenient fixation of the yarn clamping frame 201 after adjustment, thereby improving the practicality of the yarn clamping device of the utility model.

[0040] The above description shows and describes several preferred embodiments of the utility model, but as before, it should be understood that the utility model is not limited to the form disclosed herein, and should not be regarded as excluding other embodiments, but can be used in various other combinations, modifications and environments, and can be modified within the scope of the utility model concept described herein through the above teachings or the technology or knowledge of the relevant field. The changes and modifications made by those skilled in the art do not deviate from the spirit and scope of the utility model, and should be within the scope of protection of the claims attached to the utility model.

Claims

1. A yarn gripper for an air jet loom, characterized in that: include: Machine base (1); A yarn clamping mechanism (2) for an air jet loom, the yarn clamping mechanism (2) comprising a yarn clamping frame (201), a yarn clamping wheel (202) being rotatably mounted on the yarn clamping frame (201) via a mounting shaft, a support shaft (203) being fixedly connected at the center of the bottom of the yarn clamping frame (201), the bottom of the support shaft (203) being rotatably mounted on the top of the machine base (1) via a bearing, and a position limiting clamping assembly (204) for limiting the position of the yarn clamping frame (201) being further mounted at the bottom of the side surface of the yarn clamping frame (201); A limiting mechanism (3) for placing yarn runaway, the limiting mechanism (3) comprising a mounting seat (301) fixedly connected to the yarn clamping frame (201), mounting grooves (302) being provided on both sides of the top of the mounting seat (301), connecting springs (303) being fixedly connected to the bottoms of the inner walls of the two mounting grooves (302), mounting slide bars (304) matching the mounting grooves (302) being fixedly connected to the tops of the two connecting springs (303), and the tops of the two mounting slide bars (304) being fixedly connected via a limiting baffle (305).

2. The yarn gripper of an air jet loom according to claim 1, characterized in that: The position-limiting latch assembly (204) comprises a mounting slide (2041) fixedly connected to the bottom of the side of the yarn clamping frame (201); a sliding latch pin (2042) is slidably connected to the mounting slide (2041); and a plurality of slots (2043) arranged at equal distances are provided at the edge of the top of the machine base (1) and at positions corresponding to the sliding latch pin (2042).

3. The yarn gripper of an air jet loom according to claim 2, characterized in that: One end of the sliding latch (2042) close to the latch slot (2043) is arc-shaped.

4. The yarn gripper for an air jet loom according to claim 3, characterized in that: One end of the sliding latch (2042) close to the slot (2043) movably penetrates the slot (2043) corresponding to the sliding latch (2042) and extends to the interior of the slot (2043).

5. The yarn gripper for an air jet loom according to claim 4, characterized in that: Limiting balls (3051) are installed on both sides of the top of the limiting baffle (305), and a limiting sliding groove (3052) matching the limiting balls (3051) is provided on the yarn clamping wheel (202) at a position corresponding to the limiting balls (3051).

6. The yarn gripper for an air jet loom according to claim 5, characterized in that: The side of the limiting baffle (305) close to the yarn clamping wheel (202) is rollingly connected to the inner wall of the limiting sliding groove (3052) through the limiting ball (3051).

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