Tension adjusting mechanism of leno heald machine

Abstract

The utility model relates to the field of textile machinery, and discloses a tension adjusting mechanism of a leno heald machine, which comprises a mounting plate, the top of the mounting plate is fixedly connected with a tensioning vertical plate, one side of the tensioning vertical plate is provided with two moving grooves in a penetrating manner, and inner cavities of the moving grooves are slidably connected with moving seats; according to the tension adjusting mechanism of the doup heald machine, a yarn penetrates through the top of the second tensioning wheel and the bottom of the first tensioning wheel and then penetrates through the guide wheel, a matched bearing is driven by an adjusting knob to drive a lead screw, and the yarn is conveyed to the top of the second tensioning wheel, the bottom of the first tensioning wheel and the bottom of the second tensioning wheel. According to the yarn tension adjusting device, one moving seat in the moving groove and the first tensioning wheel are driven to move downwards, then the limiting shaft, the rotating plate and the linkage shaft in the linkage groove enable the other moving seat and the second tensioning wheel to move upwards, the tension degree of the yarn is jointly adjusted, and the problems that an existing adjusting device is limited in tension adjusting range and low in response speed are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to textile machinery technical field, concretely is a tension adjusting mechanism of hank heddle machine. BACKGROUND

[0002] Yarn tension refers to the tension degree exhibited when yarn is subjected to external force. In textile engineering, yarn tension mainly comes from spinning and weaving work processes, which is the resistance generated by the interaction between internal fibers after yarn is subjected to tensile force. Yarn tension adjusting mechanism is indispensable in the use process of hank heddle machine.

[0003] The patent with publication number CN221587643U discloses a roving yarn tension adjusting mechanism, which comprises a main unit including a vertical plate, an operation unit including multiple wire guide wheels, the wire guide wheels being rotatably connected to the vertical plate, a moving plate being slidably arranged on the vertical plate, and a U-shaped plate being fixedly connected to the moving plate. The device pulls down the tension wheel through the yarn, so that the shaft presses the pressure sensor through the cushion block, detects the pressure through the pressure sensor, reacts the tension through the pressure, and displays on the display device.

[0004] However, the device directly uses the screw rod and rectangular plate structure in the adjusting assembly to adjust the yarn tension. The positions of the two guide wheels on the vertical plate are fixed, the tension range adjusted by the tension wheel is small, the tension adjusting response speed is slow, which greatly affects the practicality of the tension adjusting mechanism. Moreover, the guide wheel is fixed, which further affects the applicability of the device. Therefore, a tension adjusting mechanism of hank heddle machine is proposed to solve the problem of limited tension adjusting range and slow response speed of the existing adjusting device. UTILITY MODEL CONTENT

[0005] (I) Technical problem solved

[0006] In view of the deficiencies of the prior art, the utility model provides a tension adjusting mechanism of hank heddle machine to solve the above problems.

[0007] (II) Technical scheme

[0008] In order to achieve the above object, the utility model provides the following technical scheme: a tension adjusting mechanism of a heald frame, including the mounting plate, the top fixed connection of mounting plate has the tension vertical plate, the side of tension vertical plate is equipped with two mobile grooves, the inner chamber of mobile groove is connected with the mobile seat of sliding, the side of two mobile seat is all rotatively connected with first tension pulley and second tension pulley, the side of tension vertical plate is provided with the guide wheel, the guide wheel is set up in the side of tension vertical plate through adjusting mechanism, the inner chamber of mobile groove of front end is equipped with the screw rod of through arrangement, the top fixed connection of screw rod has the adjusting knob, the left side of tension vertical plate is provided with the rotating plate, the side of rotating plate is symmetric and is equipped with two linkage grooves of through arrangement, the inner chamber of linkage groove is equipped with linkage shaft of sliding, the inner chamber of mobile groove in the side of second tension pulley is fixedly connected with the slide rod.

[0009] Preferably, the two mobile grooves are centrally symmetrically arranged, the mobile seat connected with the first tension pulley is located at the top of the mobile groove, and the mobile seat connected with the second tension pulley is located at the bottom of the other mobile groove.

[0010] Preferably, the screw rod penetrates the mobile seat connected with the first tension pulley and is threadedly connected with the mobile seat, and the screw rod penetrates the tension vertical plate and is rotatably connected at the intersection by using a bearing.

[0011] Preferably, the linkage shaft is fixedly connected with the mobile seat, and the distance between the two linkage shafts and the limiting shaft is the same.

[0012] Preferably, the adjusting mechanism comprises an adjusting groove provided on one side of the tension vertical plate, the inner chamber of the adjusting groove is slidably connected with an adjusting seat, and the guide wheel is rotatably connected to one side of the adjusting seat.

[0013] Preferably, the inner chamber of the adjusting groove is fixedly connected with a stabilizing rod, the adjusting seat is located at the outer ring of the stabilizing rod and is slidably connected with the stabilizing rod, one end of the tension vertical plate is provided with a limiting groove, and the limiting groove is in communication with the adjusting groove.

[0014] Preferably, the inner chamber of the limiting groove is provided with a limiting screw rod, the limiting screw rod penetrates the inner wall of the adjusting seat, one end of the limiting screw rod is fixedly connected with a limiting knob, the end surface of the limiting knob facing the tension vertical plate is rough, one side of the tension vertical plate is provided with a scale, and the zero scale line of the scale is aligned with the bottom of the adjusting groove.

[0015] (Three) beneficial effects

[0016] 1. The tension adjusting mechanism of the heddle machine, the yarn is guided through the top of the second tension pulley and the bottom of the first tension pulley, and then through the guide pulley, and then through the adjusting knob to drive the matching bearing to drive the lead screw, drive the moving seat in the moving groove to move downward together with the first tension pulley, and then in the limiting shaft and the rotating plate and the linkage groove, the linkage shaft is used to make another moving seat move upward together with the second tension pulley, so as to adjust the tension of the yarn together, which solves the problems of limited tension adjusting range and slow response speed of the existing adjusting device.

[0017] 2. The tension adjusting mechanism of the heddle machine, when the yarn is guided into the heddle machine for use, according to the required height of the yarn guided into the heddle machine, the position of the guide pulley is quickly adjusted through the adjusting seat in the adjusting groove, and after the adjusting height is accurately controlled through the cooperation of the scale, the limiting screw rod in the limiting groove is driven by the limiting knob to rotate, so that the limiting knob and the tension vertical plate generate a pressing force, and then the position of the adjusting seat and the guide pulley is fixed, the purpose of adjusting the yarn guiding position is achieved, and the applicability of the tension adjusting mechanism of the heddle machine is improved. BRIEF DESCRIPTION OF DRAWINGS

[0018] Figure 1 The structure of the utility model is shown in the figure;

[0019] Figure 2 The structure of the utility model is shown in the figure;

[0020] Figure 3 The structure of the utility model is shown in the figure;

[0021] Figure 4 The structure of the utility model is shown in the figure;

[0022] In the figure: 1, mounting plate; 2, tension vertical plate; 3, moving groove; 4, moving seat; 5, first tension pulley; 6, second tension pulley; 7, guide pulley; 8, adjusting mechanism; 801, adjusting groove; 802, adjusting seat; 803, stabilizing rod; 804, limiting groove; 805, limiting screw rod; 806, limiting knob; 807, scale; 9, lead screw; 10, adjusting knob; 11, rotating plate; 12, limiting shaft; 13, linkage groove; 14, linkage shaft; 15, sliding rod. DETAILED DESCRIPTION

[0023] The technical scheme in the embodiments of the utility model will be clearly and completely described below in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the scope of protection of the utility model.

[0024] Embodiment: Please refer toFigures 1-4 The application discloses a tension adjusting mechanism of a heald frame, which comprises a mounting plate 1, a tension vertical plate 2 fixedly connected to the top of the mounting plate 1, two moving grooves 3 penetratingly arranged on one side of the tension vertical plate 2, a moving seat 4 slidingly connected to the inner cavity of the moving groove 3, a first tension pulley 5 and a second tension pulley 6 rotatably connected to one side of the two moving seats 4, a guide wheel 7 arranged on one side of the tension vertical plate 2 through an adjusting mechanism 8, a lead screw 9 penetratingly arranged in the inner cavity of the front-end moving groove 3, an adjusting knob 10 fixedly connected to the top of the lead screw 9, a rotating plate 11 arranged on the left side of the tension vertical plate 2, the rotating plate 11 being rotatably connected to one side of the tension vertical plate 2 through a limiting shaft 12, two linkage grooves 13 symmetrically and penetratingly arranged on one side of the rotating plate 11, and a linkage shaft 14 slidingly arranged in the inner cavity of the linkage groove 13.

[0025] Further, the two moving grooves 3 are centrally symmetrically arranged, the moving seat 4 connected with the first tension pulley 5 is located at the top of the moving groove 3, and the moving seat 4 connected with the second tension pulley 6 is located at the bottom of the other moving groove 3.

[0026] Further, the lead screw 9 penetrates through the moving seat 4 connected with the first tension pulley 5 and is threadedly connected with the moving seat 4, and the lead screw 9 penetrates through the tension vertical plate 2 and is rotatably connected with the tension vertical plate 2 at the intersection.

[0027] Further, the linkage shaft 14 is fixedly connected with the moving seat 4, the distance between the two linkage shafts 14 and the limiting shaft 12 is the same, the adjusting knob 10 drives the cooperating bearing to drive the lead screw 9, the moving seat 4 in the moving groove 3 is driven to move downward together with the first tension pulley 5, the limiting shaft 12 and the rotating plate 11 and the linkage shaft 14 in the linkage groove 13 are driven, the other moving seat 4 is driven to move upward together with the second tension pulley 6, and the tension of the yarn is adjusted, so that the tension adjusting range and the response speed of the tension adjusting mechanism of the heald frame are improved.

[0028] Further, the adjusting mechanism 8 comprises an adjusting groove 801 penetratingly arranged on one side of the tension vertical plate 2, an adjusting seat 802 slidingly connected to the inner cavity of the adjusting groove 801, and the guide wheel 7 being rotatably connected to one side of the adjusting seat 802.

[0029] Further, the inner cavity of the adjusting groove 801 is fixedly connected with a stabilizing rod 803, the adjusting seat 802 is located at the outer ring of the stabilizing rod 803 and is slidingly connected with the stabilizing rod 803, one end of the tension vertical plate 2 is provided with a limiting groove 804, and the limiting groove 804 is communicated with the adjusting groove 801.

[0030] Further, the inner cavity of the limiting groove 804 is provided with a limiting screw 805 penetrating through the inner wall of the adjusting seat 802, one end of the limiting screw 805 is fixedly connected with a limiting knob 806, the limiting knob 806 is rough on one end surface of the tensioning vertical plate 2, one side of the tensioning vertical plate 2 is provided with a scale 807, the zero scale line of the scale 807 is aligned with the bottom of the adjusting groove 801, when the yarn is guided to the heddle machine through the guide wheel 7 for use, according to the required yarn guiding height of the heddle machine, the position of the guide wheel 7 is quickly adjusted through the adjusting seat 802 in the adjusting groove 801, after the accurate control of the adjusting height is realized by cooperating with the scale 807, the limiting knob 806 is driven to rotate the limiting screw 805 in the limiting groove 804, so that the extrusion force between the limiting knob 806 and the tensioning vertical plate 2 is generated, and then the position of the adjusting seat 802 together with the guide wheel 7 is fixed, the purpose of adjusting the yarn guiding position is realized, and the applicability of the tension adjusting mechanism of the heddle machine is improved.

[0031] Working principle: when the tension adjusting mechanism of the heddle machine is used, the tension adjusting assembly is installed on the heddle machine through the mounting plate 1, the yarn is threaded through the top of the second tensioning wheel 6 and the bottom of the first tensioning wheel 5, and then through the guide wheel 7, the adjusting knob 10 drives the cooperating bearing to drive the lead screw 9, drives the moving seat 4 in the moving groove 3 together with the first tensioning wheel 5 to move downward, and then the limiting shaft 12, the rotating plate 11 and the linkage shaft 14 in the linkage groove 13 make the other moving seat 4 together with the second tensioning wheel 6 move upward, so as to jointly adjust the tension of the yarn, and solve the problems of limited tension adjusting range and slow response speed of the existing adjusting device.

[0032] In the description of the present application, it should be further pointed out that, unless otherwise explicitly specified and limited, the terms "arrangement", "installation", "connection", "connection" should be understood broadly, for example, it can be fixed connection, or detachable connection, or integrally connected, it can be mechanical connection, or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, it can be the communication inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific situation.

[0033] Although the embodiments of the present application have been shown and described, it can be understood by those skilled in the art that various changes, modifications, replacements and variations can be made to these embodiments without departing from the principles and spirits of the present application, the scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A tension adjustment mechanism of a heddle machine comprising a mounting plate (1), characterized in that: The top of mounting plate (1) is fixedly connected with tension vertical plate (2), two moving grooves (3) are arranged on one side of tension vertical plate (2), moving seat (4) is slidably connected in the inner cavity of moving groove (3), first tension pulley (5) and second tension pulley (6) are rotatably connected on one side of two moving seats (4), guide wheel (7) is arranged on one side of tension vertical plate (2) through adjusting mechanism (8), screw rod (9) is arranged in the inner cavity of moving groove (3) at the front end, adjusting knob (10) is fixedly connected to the top of screw rod (9), rotating plate (11) is arranged on the left side of tension vertical plate (2), rotating plate (11) is rotatably connected on one side of tension vertical plate (2) through limiting shaft (12), two linkage grooves (13) are symmetrically and through arranged on one side of rotating plate (11), linkage shaft (14) is slidably arranged in the inner cavity of linkage groove (13), sliding rod (15) is fixedly connected in the inner cavity of moving groove (3) on the side of second tension pulley (6).

2. A tension adjustment mechanism for a heald frame as claimed in claim 1, wherein: Two moving grooves (3) are centrally symmetrically arranged, the moving seat (4) connected with first tension pulley (5) is located at the top of moving groove (3), and the moving seat (4) connected with second tension pulley (6) is located at the bottom of the other moving groove (3), the sliding rod (15) penetrates the moving seat (4) on the side of second tension pulley (6).

3. A tension adjustment mechanism for a heald frame as claimed in claim 1, wherein: The screw rod (9) penetrates the moving seat (4) connected with first tension pulley (5) and is screw-connected with the moving seat (4), and the screw rod (9) penetrates tension vertical plate (2) and is rotatably connected at the intersection through a bearing.

4. A tension adjustment mechanism for a heald frame as defined in claim 1, wherein: The linkage shaft (14) is fixedly connected with the moving seat (4), and the distance between the two linkage shafts (14) and the limiting shaft (12) is the same.

5. A tension adjustment mechanism for a heald frame as defined in claim 1, wherein: The adjusting mechanism (8) comprises an adjusting groove (801) through arranged on one side of tension vertical plate (2), the inner cavity of adjusting groove (801) is slidably connected with adjusting seat (802), and the guide wheel (7) is rotatably connected on one side of adjusting seat (802).

6. A tension adjustment mechanism for a heald frame as claimed in claim 5, wherein: The inner cavity of adjusting groove (801) is fixedly connected with a stable rod (803), the adjusting seat (802) is located outside the stable rod (803) and is slidably connected with the stable rod (803), a limiting groove (804) is arranged at one end of tension vertical plate (2), and the limiting groove (804) is communicated with the adjusting groove (801).

7. A tension adjustment mechanism for a heald frame as claimed in claim 6, wherein: The inner cavity of limiting groove (804) is provided with a limiting screw (805), the limiting screw (805) penetrates the inner wall of adjusting seat (802), one end of the limiting screw (805) is fixedly connected with a limiting knob (806), the end surface of the limiting knob (806) towards tension vertical plate (2) is rough, a scale (807) is arranged on one side of tension vertical plate (2), and the zero scale line of the scale (807) is aligned with the bottom of adjusting groove (801).

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