Yarn conveying and tensioning device

Abstract

The utility model discloses a yarn conveying and tensioning device, and relates to the technical field of yarn tensioning. The device comprises a supporting assembly, a guiding assembly is arranged on the surface of the supporting assembly, a driving assembly is arranged in the supporting assembly, the moving end of the driving assembly is connected with a moving assembly, and a tensioning assembly is arranged on the surface of the moving assembly. The double-shaft motor drives the rotating shaft, the driving wheel, the belt, the driven wheel and the threaded rod to rotate, so that the moving assembly moves up and down, the limiting assembly on the moving assembly is controlled to move by a large margin, yarn of different batches is subjected to tensioning adjustment, and the servo motor on the limiting assembly drives the transmission wheel and the two-way lead screw to rotate; and the arc-shaped plate moves in a small range, so that the yarns are respectively tensioned and regulated, the yarns in the same batch can be flexibly regulated according to the difference, and the use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of yarn tensioning, in particular to a yarn conveying and tensioning device. Background Art

[0002] Yarn is a textile product made from various textile fibers and can be used for weaving, rope making, embroidery, etc. The quality of textile yarn affects the quality of processed products. During the yarn conveying process, a tensioning device is required to ensure the control of the tension of the spinning line to prevent the spinning line from being too tight or too loose and slipping. The Chinese patent with publication number CN219885333U discloses a spinning tensioning device, including a bottom plate, a side plate fixedly connected to the top side of the bottom plate, a through groove on the top side of the side plate, a limit groove connected to the through groove on one side of the side plate, a transmission assembly is arranged inside the side plate, and a support frame is fixedly installed on the top side of the bottom plate.

[0003] With respect to the disclosed technology, during the use of the existing tensioning device, the tensioning adjustment on the conveying equipment of the same batch of yarns is carried out synchronously, but there are still certain differences in the elasticity and tension between the same batch of yarns. The tensioning device is inconvenient to adjust flexibly according to the differences, which may easily cause the tension of a certain yarn to be relaxed and detached, or the tension to be too large and break. Utility Model Content

[0004] In order to solve the above-mentioned problem, the utility model provides a yarn conveying and tensioning device.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions: a yarn conveying and tensioning device, comprising a supporting component, a guiding component is arranged on the surface of the supporting component, a driving component is arranged inside the supporting component, a moving end of the driving component is connected to a moving component, a tensioning component is arranged on the surface of the moving component, a limit component that can be increased or decreased is arranged on the surface of the moving component, and the tensioning component is connected to the limit component.

[0006] The support assembly comprises a support plate, a base is fixedly mounted on the bottom of the support plate, and a through slot is formed on the rear side of the support plate.

[0007] The guide assembly comprises a rotating roller, the front side of the support plate is rotatably mounted with the rotating roller, the surface of the rotating roller is provided with a slide groove, the surface of the rotating roller is slidably sleeved with a partition plate, the surface of the partition plate is threadedly mounted with a positioning bolt, and one end of the positioning bolt is arranged in close contact with the inner wall of the slide groove;

[0008] The number of the partition plates and the positioning bolts is multiple, and the multiple groups of partition plates and the positioning bolts are arranged at equal distances.

[0009] The driving assembly comprises a double-shaft motor, the double-shaft motor is fixedly installed inside the through slot, the output end of the double-shaft motor is fixedly connected to a rotating shaft, a driving wheel is fixedly sleeved and installed on the free end of the rotating shaft, a threaded rod is rotatably installed inside the through slot, a driven wheel is fixedly sleeved and installed on the surface of the threaded rod, belts are sleeved on the surfaces of the driven wheel and the driving wheel, and the driving wheel and the driven wheel are both meshed and connected with the inner wall of the belt;

[0010] The number of the threaded rods and driven wheels is two groups, and the two groups of threaded rods and driven wheels are symmetrically arranged on both sides of the dual-axis motor.

[0011] The moving assembly comprises a slider, the slider is slidably mounted inside the through slot, and the slider is threadedly connected to the threaded rod, a support plate is fixedly mounted on the front side of the slider, and a groove is formed on the top of the support plate.

[0012] The tensioning assembly includes an electric push rod, which is fixedly installed on the front side of the support plate, and a clamping plate is fixedly installed on the free end of the electric push rod, and the clamping plate fits the inner wall of the groove, and the rear side of the clamping plate and the front side of the support plate are both provided with connecting blocks.

[0013] The limit assembly includes a side plate, a magnetic block is fixedly installed on one side of the side plate, a limit slot is provided on one side of the side plate, and the limit slot is arranged corresponding to the magnetic block and the connecting block, a servo motor is fixedly installed on the other side of the side plate through a connecting plate, a bidirectional lead screw is rotatably installed on the other side of the side plate through the connecting plate, a transmission wheel is fixedly installed on the output end of the servo motor and the surface of the bidirectional lead screw, and the two sets of transmission wheels are arranged in meshing connection;

[0014] An L-shaped plate is threadedly installed on the surface of the bidirectional screw rod, and an arc plate is fixedly installed on one end of the L-shaped plate. The arc plate is fitted with the other side of the side plate, and a pressure sensor is arranged on the surface of the arc plate.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model drives the rotating shaft, the driving wheel, the belt, the driven wheel and the threaded rod to rotate through a double-axis motor, so that the moving component moves up and down, controls the limit component thereon to move greatly, and adjusts the tension of different batches of yarns; and the servo motor on the limit component drives the transmission wheel and the bidirectional lead screw to rotate, so that the arc plate moves slightly, thereby adjusting the tension of the yarns respectively, facilitating flexible adjustment of the same batch of yarns according to their differences, and making it more convenient to use; the electric push rod drives the clamping plate to squeeze and fix the limit component, so that the limit component can be quickly increased or decreased in number as required. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 It is a schematic diagram of the utility model;

[0019] Figure 3 It is a partial cross-sectional schematic diagram of the utility model;

[0020] Figure 4 It is a partial cross-sectional schematic diagram of the utility model;

[0021] Figure 5 It is a partial sectional schematic diagram of the utility model.

[0022] 1. Support assembly; 101. Support plate; 102. Base; 103. Through groove; 2. Guide assembly; 201. Rotating roller; 202. Slide groove; 203. Partition plate; 204. Positioning bolt; 3. Drive assembly; 301. Dual-axis motor; 302. Rotating shaft; 303. Driving wheel; 304. Threaded rod; 305. Driven wheel; 306. Belt; 4. Moving assembly; 401. Slider; 402. Support plate; 403. Groove; 5. Tensioning assembly; 501. Electric push rod; 502. Clamp; 503. Connecting block; 6. Limit assembly; 601. Side plate; 602. Magnetic block; 603. Servo motor; 604. Bidirectional lead screw; 605. Transmission wheel; 606. Arc plate; 607. Pressure sensor. DETAILED DESCRIPTION

[0023] In order to make the purpose, technical solution and advantages of the embodiments of the present utility model clearer, the technical solution in the embodiments of the present utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the present utility model.

[0024] like Figure 1-Figure 5 As shown, a yarn conveying and tensioning device comprises a supporting component 1, a guiding component 2 is arranged on the surface of the supporting component 1, a driving component 3 is arranged inside the supporting component 1, a moving component 4 is connected to the moving end of the driving component 3, a tensioning component 5 is arranged on the surface of the moving component 4, a limit component 6 which can be increased or decreased is arranged on the surface of the moving component 4, and the tensioning component 5 is connected to the limit component 6; specifically, the yarn is guided in and out of the device by the guiding component 2, the moving component 4 is driven up and down by the driving component 3, the limit component 6 thereon is controlled to move greatly, the tensioning and adjustment of different batches of yarns are performed, the limit component 6 is squeezed and fixed by the tensioning component 5, so that the limit component 6 can be quickly increased or decreased in quantity as required, the pressure of the yarn passing thereon is sensed by the limit component 6, so that the yarns are tensioned and regulated respectively, so that the yarns of the same batch can be flexibly adjusted according to their differences, and the use is more convenient.

[0025] The support assembly 1 comprises a support plate 101 , a base 102 is fixedly mounted on the bottom of the support plate 101 , and a through slot 103 is formed on the rear side of the support plate 101 .

[0026] The guide assembly 2 includes a rotating roller 201, which is rotatably mounted on the front side of the support plate 101, and a sliding groove 202 is provided on the surface of the rotating roller 201. A partition plate 203 is slidably mounted on the surface of the rotating roller 201, and a positioning bolt 204 is threadedly mounted on the surface of the partition plate 203, and one end of the positioning bolt 204 is arranged to fit the inner wall of the sliding groove 202;

[0027] There are multiple groups of partition plates 203 and positioning bolts 204, and the multiple groups of partition plates 203 and positioning bolts 204 are arranged equidistantly; specifically, by pushing the partition plates 203 to slide on the surface of the slide groove 202, the number of partition plates 203 is increased or decreased according to the number of yarns to be adjusted, and the positioning bolts 204 are rotated to make them fit against the inner wall of the slide groove 202, so as to quickly fix and limit the partition plates 203.

[0028] The driving assembly 3 includes a dual-axis motor 301, the dual-axis motor 301 is fixedly installed inside the through slot 103, the output end of the dual-axis motor 301 is fixedly connected to a rotating shaft 302, a driving wheel 303 is fixedly sleeved and installed on the free end of the rotating shaft 302, a threaded rod 304 is rotatably installed inside the through slot 103, a driven wheel 305 is fixedly sleeved and installed on the surface of the threaded rod 304, a belt 306 is sleeved on the surfaces of the driven wheel 305 and the driving wheel 303, and the driving wheel 303 and the driven wheel 305 are both meshed and connected with the inner wall of the belt 306;

[0029] There are two groups of threaded rods 304 and driven wheels 305, and the two groups of threaded rods 304 and driven wheels 305 are symmetrically arranged on both sides of the dual-axis motor 301; specifically, the dual-axis motor 301 drives the rotating shaft 302 to rotate, and the rotating shaft 302 is transmitted through the driving wheel 303, the belt 306 and the driven wheel 305, thereby driving the moving component 4 thereon to move and adjust.

[0030] The moving component 4 includes a slider 401 , which is slidably mounted inside the through slot 103 and is threadedly connected to the threaded rod 304 . A support plate 402 is fixedly mounted on the front side of the slider 401 , and a groove 403 is formed on the top of the support plate 402 .

[0031] The tensioning assembly 5 includes an electric push rod 501, the front side of the support plate 402 is fixedly mounted with the electric push rod 501, the free end of the electric push rod 501 is fixedly mounted with a clamping plate 502, and the clamping plate 502 fits the inner wall of the groove 403, and the rear side of the clamping plate 502 and the front side of the support plate 402 are both provided with a connecting block 503; specifically, the electric push rod 501 drives the clamping plate 502 to slide back and forth inside the groove 403, so that the clamping plate 502 fits the front side of the limiting assembly 6, and is pressed and fixed, so as to increase or decrease the number of limiting assemblies 6 according to the number of yarns to be transported;

[0032] The limiting assembly 6 includes a side plate 601, a magnetic block 602 is fixedly installed on one side of the side plate 601, a limiting groove is opened on one side of the side plate 601, and the limiting groove is arranged corresponding to the magnetic block 602 and the connecting block 503, a servo motor 603 is fixedly installed on the other side of the side plate 601 through a connecting plate, a bidirectional lead screw 604 is rotatably installed on the other side of the side plate 601 through a connecting plate, a transmission wheel 605 is fixedly installed on the output end of the servo motor 603 and the surface of the bidirectional lead screw 604, and the two sets of transmission wheels 605 are arranged in meshing connection.

[0033] An L-shaped plate is threadedly installed on the surface of the bidirectional screw rod 604, and an arc plate 606 is fixedly installed on one end of the L-shaped plate. The arc plate 606 is arranged to fit with the other side of the side plate 601, and a pressure sensor 607 is arranged on the surface of the arc plate 606; specifically, the servo motor 603 drives the transmission wheel 605 to rotate, and the two sets of transmission wheels 605 are transmitted to drive the bidirectional screw rod 604 to rotate, so that the L-shaped plate on the bidirectional screw rod 604 moves up and down, driving the arc plate 606 and the pressure sensor 607 thereon to adjust the extension and contraction, thereby performing small-amplitude tensioning and control on the yarns respectively, which is convenient for flexible adjustment of the same batch of yarns according to their differences, and the pressure on the arc plate 606 during the yarn conveying process is detected by the pressure sensor 607, thereby obtaining corresponding tensioning data.

[0034] In summary: when the utility model is in use, the staff adjusts the installation quantity of the partition plate 203 and the limit assembly 6 according to the number of yarns, pushes the partition plate 203 to slide on the surface of the slide groove 202 to the corresponding position, rotates the positioning bolt 204 to fit the inner wall of the slide groove 202, and quickly fixes the partition plate 203, fits the side plate 601 to the surface of the support plate 402 so that the connecting block 503 on it is connected to the limit groove, and respectively inserts the magnetic block 602 of each group of limit assembly 6 into the limit groove for adsorption and fixation. After reaching the corresponding number, drive the electric push rod 501 to drive the clamping plate 502 to slide, so that the connecting block 503 on it is connected to the limit groove of the side plate 601, and squeezes and fixes it to prevent the limit In the event that the position component 6 falls, according to the type of yarn, the dual-axis motor 301 is started to drive the rotating shaft 302 to rotate, and through the transmission of the active wheel 303, the belt 306 and the driven wheel 305, the threaded rod 304 is driven to rotate, so that the slider 401 thereon slides inside the through groove 103, and the two groups of moving components 4 move towards each other to adjust the tension of the yarn. During the yarn transportation process, the tension is detected by the pressure sensor 607. According to the actual situation, the servo motor 603 is used to drive the transmission wheel 605 to rotate, and through the transmission of the two groups of transmission wheels 605, the bidirectional lead screw 604 is driven to rotate, so that the arc plate 606 moves up and down, and the tension of the yarn is adjusted by a small amplitude.

Claims

1. A yarn conveying and tensioning device, characterized in that: The invention comprises a support component (1), a guide component (2) is arranged on the surface of the support component (1), a drive component (3) is arranged inside the support component (1), a moving end of the drive component (3) is connected to a moving component (4), a tensioning component (5) is arranged on the surface of the moving component (4), a limit component (6) which can be increased or decreased is arranged on the surface of the moving component (4), and the tensioning component (5) is connected to the limit component (6).

2. A yarn conveying and tensioning device according to claim 1, characterized in that: The support assembly (1) comprises a support plate (101), a base (102) is fixedly mounted on the bottom of the support plate (101), and a through slot (103) is provided on the rear side of the support plate (101).

3. A yarn conveying and tensioning device according to claim 2, characterized in that: The guide assembly (2) comprises a rotating roller (201), the front side of the support plate (101) is rotatably mounted with the rotating roller (201), a sliding groove (202) is provided on the surface of the rotating roller (201), a partition plate (203) is slidably mounted on the surface of the rotating roller (201), a positioning bolt (204) is threadedly mounted on the surface of the partition plate (203), and one end of the positioning bolt (204) is arranged to fit the inner wall of the sliding groove (202); The number of the partition plates (203) and the positioning bolts (204) is multiple groups, and the multiple groups of partition plates (203) and the positioning bolts (204) are arranged at equal distances.

4. A yarn conveying and tensioning device according to claim 2, characterized in that: The driving assembly (3) comprises a double-axis motor (301), the double-axis motor (301) is fixedly installed inside the through slot (103), the output end of the double-axis motor (301) is fixedly connected to a rotating shaft (302), a driving wheel (303) is fixedly sleeved and installed on the free end of the rotating shaft (302), a threaded rod (304) is rotatably installed inside the through slot (103), a driven wheel (305) is fixedly sleeved and installed on the surface of the threaded rod (304), a belt (306) is sleeved on the surfaces of the driven wheel (305) and the driving wheel (303), and the driving wheel (303) and the driven wheel (305) are both meshingly connected with the inner wall of the belt (306); The number of the threaded rods (304) and driven wheels (305) is two groups, and the two groups of threaded rods (304) and driven wheels (305) are symmetrically arranged on both sides of the dual-axis motor (301).

5. A yarn conveying and tensioning device according to claim 2, characterized in that: The moving assembly (4) comprises a slider (401), the slider (401) is slidably mounted inside the through slot (103), and the slider (401) is threadedly connected to the threaded rod (304), a support plate (402) is fixedly mounted on the front side of the slider (401), and a groove (403) is formed on the top of the support plate (402).

6. A yarn conveying and tensioning device according to claim 5, characterized in that: The tensioning assembly (5) comprises an electric push rod (501), the front side of the support plate (402) is fixedly mounted with the electric push rod (501), the free end of the electric push rod (501) is fixedly mounted with a clamping plate (502), and the clamping plate (502) fits the inner wall of the groove (403), and the rear side of the clamping plate (502) and the front side of the support plate (402) are both provided with connecting blocks (503).

7. A yarn conveying and tensioning device according to claim 6, characterized in that: The limiting assembly (6) comprises a side plate (601), a magnetic block (602) is fixedly mounted on one side of the side plate (601), a limiting groove is provided on one side of the side plate (601), and the limiting groove is arranged correspondingly to the magnetic block (602) and the connecting block (503), a servo motor (603) is fixedly mounted on the other side of the side plate (601) via a connecting plate, a bidirectional lead screw (604) is rotatably mounted on the other side of the side plate (601) via a connecting plate, a transmission wheel (605) is fixedly mounted on the output end of the servo motor (603) and the surface of the bidirectional lead screw (604), and the two sets of transmission wheels (605) are arranged in meshing connection; An L-shaped plate is threadedly mounted on the surface of the bidirectional screw rod (604), and an arc-shaped plate (606) is fixedly mounted on one end of the L-shaped plate. The arc-shaped plate (606) is arranged to fit the other side of the side plate (601), and a pressure sensor (607) is arranged on the surface of the arc-shaped plate (606).

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