CN219526922U

CN219526922U - Warping machine capable of adjusting prestretching length of silk thread

Info

Publication number: CN219526922U
Application number: CN202320318025.0U
Authority: CN
Inventors: 盛兴忠; 盛国兴; 吴青
Original assignee: Shaoxing Chaoxian Knitting Co ltd
Current assignee: Shaoxing Chaoxian Knitting Co ltd
Priority date: 2023-02-14
Filing date: 2023-02-14
Publication date: 2023-08-15
Anticipated expiration: 2033-02-14

Abstract

The utility model relates to the field of spinning, in particular to a warping machine capable of adjusting the prestretching length of silk threads, which comprises a bobbin cradle, a warping device and a frame arranged between the bobbin cradle and the warping device, wherein two guide rollers are sequentially connected to the frame in a rotating manner along the yarn conveying direction, the two guide rollers are arranged in the horizontal direction and perpendicular to the yarn conveying direction, two cylinders which are arranged vertically downwards are arranged on the frame, the lower ends of piston rods of the two cylinders are rotationally connected with a squeeze roller which is arranged horizontally and is used for squeezing yarns downwards, and the squeeze roller is arranged between the two guide rollers and is parallel to the guide rollers. The utility model has the effects of driving the extrusion roller to extrude the yarns downwards to different degrees according to different retraction performances of the yarns at different positions, so that the stretched length of the yarns is maintained within a certain range, and the quality of the final product is improved.

Description

Warping machine capable of adjusting prestretching length of silk thread

Technical Field

The utility model relates to the field of yarn finishing, in particular to a warping machine capable of adjusting the prestretching length of silk yarns.

Background

The spinning process flow needs several steps of warping, sizing, threading, weaving, finishing, packaging, warehousing and the like, and the yarns need to be used in a warping machine in the warping process.

The Chinese patent with the publication number of CN207483957U discloses a warping machine, which comprises a bobbin creel, a warping device for winding yarn warps, and a static electricity eliminating device arranged between the warping device and the bobbin creel, wherein the static electricity eliminating device comprises a reservoir buried underground, a water suction pump arranged in the reservoir, a water pipe communicated and fixed with the water suction pump, and a spray head communicated and fixed on the water pipe, the spray head is positioned below the yarn warps, and a nozzle of the spray head faces the yarn warps.

The warping machine only uses fixed rollers to carry when carrying yarns, so the tension of the yarns is fixed, but the retractive properties of the yarns at different positions are different, so that the lengths of the yarns which are stretched are uneven, and the quality of the final finished product is affected.

Disclosure of Invention

In order to make the stretched length of the yarn more uniform, the utility model provides a warping machine capable of adjusting the pre-stretching length of the yarn.

The warping machine capable of adjusting the pre-stretching length of the silk thread adopts the following technical scheme:

the utility model provides a can adjust warper of silk thread prestretching length, includes bobbin cradle, warper and locates the frame between bobbin cradle and the warper, rotate in proper order along yarn direction of delivery in the frame and be connected with two guide rolls, two the guide roll sets up along horizontal direction and with yarn direction of delivery is perpendicular, be equipped with two cylinders that set up vertically downwards in the frame, two the lower extreme rotation of the piston rod of cylinder is connected with the squeeze roll that same level set up and be used for the downwardly extrusion yarn, the squeeze roll is located between two guide rolls and is parallel with the guide roll.

Through adopting above-mentioned technical scheme, in the transportation process of yarn from bobbin cradle to warper, the upside of passing through two guide rolls in proper order, the cylinder drive squeeze roll between two guide rolls removes extrusion yarn downwards, according to the shrink performance difference of yarn, the length of cylinder drive squeeze roll extrusion yarn is also different for the tensile elongation of yarn is comparatively even, improves the quality of final finished product.

Optionally, the control includes pressure sensor and controller, slide along vertical direction on the piston rod of cylinder and be connected with first buffer block, first buffer block rotates with the squeeze roll to be connected, be equipped with the second buffer block on the piston rod of cylinder, the second buffer block is located directly over the first buffer block, pressure sensor locates the lower extreme of second buffer block and the upper end butt pressure sensor of first buffer block, pressure sensor is connected with the controller electricity and is used for sending the pressure numerical value of first buffer block to the second buffer block to the controller, the controller is connected with the cylinder electricity and is used for controlling the cylinder upwards drive squeeze roll when this pressure numerical value is greater than the setting and controlling the cylinder downwards drive squeeze roll when this pressure numerical value is less than the setting.

By adopting the technical scheme, the yarn produces vertical upward force to the squeeze roller when being conveyed, the squeeze roller is stressed to drive the first buffer block to upwards squeeze the pressure sensor, the pressure sensor is stressed and sends the pressure value to the controller, the controller controls the air cylinder to upwards drive the squeeze roller when the pressure value is larger than a set value, and the controller controls the air cylinder to downwards drive the squeeze roller when the pressure value is smaller than the set value, so that the pressure of the squeeze roller to the yarn is maintained in a certain range, and the stretching length of the yarn is uniform.

Optionally, the outer cover has buffer spring on the piston rod of cylinder, buffer spring is located between first buffer block and the second buffer block, buffer spring's one end is connected with first buffer block's upper end, buffer spring's the other end supports tightly with pressure sensor's lower extreme.

In the yarn conveying process, sometimes the pressure change to the squeeze roller is smaller, the pressure of the squeeze roller to the yarn is troublesome to adjust by using the air cylinder, the yarn generates vertical upward force to the squeeze roller, the squeeze roller is stressed to drive the first buffer block to upwards squeeze the buffer spring, and the buffer spring is compressed to generate downward force to the first buffer block, so that the force of the squeeze roller to the yarn is maintained in a certain range.

Optionally, the upper end of buffer spring is equipped with horizontal gasket, the gasket overcoat is on the piston rod of cylinder and support tightly with pressure sensor's lower extreme.

The buffer spring is smaller in contact surface with the pressure sensor, so that the pressure intensity is larger, the pressure sensor is easy to damage, by adopting the technical scheme, the buffer spring is propped against the pressure sensor through the gasket, the contact area is increased, the pressure intensity is reduced, and the pressure sensor is protected.

Optionally, set up the axial groove that slides of piston rod along the cylinder on the piston rod of cylinder, first buffer block slides and connects in the groove department that slides, the lower extreme in groove that slides can be dismantled and be connected with the stop block, stop the piece and be located the first buffer block under and be used for restricting first buffer block and slide out from the groove that slides.

Through adopting above-mentioned technical scheme, the setting of blocking the piece can reduce the condition emergence of first buffer block on the piston rod of follow the cylinder in the in-process that slides along the groove that slides.

Optionally, the blocking block is in threaded connection with the lower end of the sliding groove.

Through adopting above-mentioned technical scheme, the piston rod threaded connection of blocking piece and cylinder can make things convenient for the dismantlement of blocking piece.

Optionally, two ends of the squeeze roller are connected with the first buffer block through bearings.

Through adopting above-mentioned technical scheme, the setting of bearing can reduce the squeeze roll when rotating with the friction between the first buffer block.

Optionally, a plurality of mounting holes are formed in the first buffer block, and mounting bolts used for being connected with the bearing are matched with the mounting holes in an internal thread mode.

Through adopting above-mentioned technical scheme, thereby the bearing passes mounting hole and bearing threaded connection with the bearing when the bearing is installed, thereby installs the bearing on first buffer block.

Optionally, a positioning ring groove coaxial with the squeeze roller and used for limiting yarns is formed in the roller surface of the squeeze roller.

By adopting the technical scheme, the yarns pass through the positioning ring grooves on the extrusion rollers and are limited by the positioning ring grooves when being conveyed, so that mutual twisting among the yarns is reduced.

In summary, the present utility model includes at least one of the following beneficial technical effects:

1. when the yarn is conveyed, the air cylinder drives the extrusion roller to extrude the yarn downwards according to different retraction performances of different positions of the yarn, so that the stretched length of the yarn is maintained within a certain range, and the quality of a final product is improved;

2. when the yarn is conveyed, an upward force is generated on the extrusion roller, the extrusion roller drives the first buffer block to upwards extrude the buffer spring, and the buffer spring retracts to downwards extrude the first buffer block after being extruded, so that the force of the extrusion roller on the yarn is maintained within a certain range;

3. when the force of the yarn to the squeeze roller is larger or smaller, the controller controls the air cylinder to drive the squeeze roller upwards or downwards after receiving the pressure value sent by the pressure sensor, so that the force of the squeeze roller to the yarn is maintained within a certain range.

Drawings

Fig. 1 is a schematic structural view of a warping machine capable of adjusting a pre-stretching length of a yarn according to an embodiment of the present utility model.

Fig. 2 is a schematic structural view of a cylinder of a warping machine capable of adjusting a pre-stretching length of a yarn according to an embodiment of the present utility model.

Fig. 3 is a schematic structural view of a first buffer block and a connecting plate of a warping machine capable of adjusting the pre-stretching length of a yarn according to an embodiment of the present utility model.

Reference numerals illustrate: 1. a creel; 2. warping device; 3. a frame; 301. a guide roller; 401. a cylinder; 402. a first buffer block; 403. a second buffer block; 404. a pressure sensor; 405. a gasket; 406. a buffer spring; 407. a slip groove; 408. a blocking piece; 409. a connecting plate; 410. a controller; 501. a squeeze roll; 502. positioning ring grooves; 503. a bearing; 504. installing a bolt; 505. and (5) mounting holes.

Detailed Description

The utility model is described in further detail below with reference to fig. 1-3.

The embodiment of the utility model discloses a warping machine capable of adjusting the pre-stretching length of silk yarns. Referring to fig. 1, a warping machine capable of adjusting a pre-stretching length of a yarn includes a creel 1 for holding the yarn, a warping device 2 for processing the yarn, and a frame 3 disposed between the creel 1 and the warping device 2, wherein two guide rollers 301 distributed along a yarn conveying direction are rotatably connected to the frame 3, and the two guide rollers 301 are disposed along a horizontal direction and perpendicular to the yarn conveying direction.

Referring to fig. 1 and 2, a plurality of vertical downward cylinders 401 are arranged on a frame 3, the plurality of cylinders 401 are distributed along the direction vertical to the yarn conveying direction, a second buffer block 403 is fixedly connected on the piston rod of the cylinder 401, a pressure sensor 404 is fixed at the lower end of the second buffer block 403, a gasket 405 which is horizontally sleeved on the piston rod of the cylinder 401 is arranged at the lower end of the pressure sensor 404, a buffer spring 406 is connected at the lower end of the gasket 405, the buffer spring 406 is sleeved on the piston rod of the cylinder 401, the lower end of the gasket 405 is connected with the second buffer block 403, the gasket 405 is pressed against the pressure sensor 404 under the action of the buffer spring 406, a sliding groove 407 along the axial direction of the cylinder 401 is arranged on the piston rod of the cylinder 401, the first buffer block 402 is connected in the sliding groove 407 in a sliding way along the vertical direction, a blocking block 408 is connected at the lower end of the sliding groove 407 in a threaded manner, the blocking block 408 is positioned at the lower end of the first buffer block 402 and is clamped with the first buffer block 402 so as to block the first buffer block 402 from sliding out of a piston rod of the air cylinder 401, two ends of the first buffer block 402 are respectively provided with a vertical downward connecting plate 409, the lower ends of the two connecting plates 409 are connected with two ends of the same extruding roller 501, yarn passes through the lower end of the extruding roller 501 and is extruded downwards by the extruding roller 501 after passing through the upper end of the guiding roller 301 when being conveyed, the pressure sensor 404 is electrically connected with a controller 410, the yarn generates vertical upward force on the extruding roller 501 when being conveyed, the extruding roller 501 is forced to drive the first buffer block 402 upwards to extrude the buffer spring 406 to buffer the spring 406 to bear the upward force to extrude the pressure sensor 404, the pressure sensor 404 bears the force and sends the pressure value to the controller 410, when the retraction performance of the yarn is weaker, the force of the yarn to the extruding roller 501 is larger, the controller 410 controls the air cylinder 401 to drive the extruding roller 501 upwards when the pressure value is larger than a set value, when the retraction performance of the yarn is stronger, the force of the yarn to the squeeze roller 501 is smaller, and when the pressure value is smaller than the set value, the controller 410 controls the air cylinder 401 to drive the squeeze roller 501 downwards, so that the pressure of the squeeze roller 501 to the yarn is maintained within a certain range, and the tensile extension of the yarn is more uniform.

Referring to fig. 2 and 3, a positioning ring groove 502 coaxial with the squeeze roller 501 is formed on the roller surface of the squeeze roller 501, and the positioning ring groove 502 is used for allowing yarns to pass through so as to reduce mutual interference among the yarns to form a twist.

Referring to fig. 2 and 3, both ends of the squeeze roller 501 are connected to a connection plate 409 through bearings 503, the connection plate 409 is provided with mounting holes 505, and mounting bolts 504 for fixing the bearings 503 to the connection plate 409 are screwed into the mounting holes 505.

The embodiment of the utility model provides a warping machine capable of adjusting the pre-stretching length of silk threads, which comprises the following implementation principle: in the process of conveying the yarn from the bobbin cradle 1 to the warping device 2, the yarn passes through the upper end of the guide roller 301 and then passes through the lower end of the extrusion roller 501 and is extruded downwards by the extrusion roller 501, when the retraction performance of the yarn is weaker, the force of the yarn to the extrusion roller 501 is larger, the pressure value received by the controller 410 is larger than a set value, the control cylinder 401 drives the extrusion roller 501 upwards, the degree of extrusion of the extrusion roller 501 is weaker, the stretching degree of the yarn is lower, when the retraction performance of the yarn is stronger, the force of the yarn to the extrusion roller 501 is smaller, the pressure value received by the controller 410 is smaller than the set value, the control cylinder 401 drives the extrusion roller 501 downwards, the degree of extrusion of the yarn is stronger, and the stretching degree of the yarn is larger, so that the stretching degree of the yarn is more uniform, and the quality of a final product is improved.

The above embodiments are not intended to limit the scope of the present utility model, so: all equivalent changes in structure, shape and principle of the utility model should be covered in the scope of protection of the utility model.

Claims

1. A warping machine capable of adjusting prestretching length of silk thread, which is characterized in that: including bobbin cradle (1), warper (2) and locate frame (3) between bobbin cradle (1) and the warper (2), rotate on frame (3) and be connected with two guide rolls (301) that distribute along yarn direction of delivery, two guide rolls (301) set up along the horizontal direction and with yarn direction of delivery is perpendicular, be equipped with cylinder (401) of a plurality of vertical decurrent settings on frame (3), a plurality of cylinder (401) distribute along with yarn direction of delivery is perpendicular direction, the lower extreme rotation of the piston rod of cylinder (401) is connected with the squeeze roll (501) that the level set up and be used for the downward extrusion yarn, squeeze roll (501) coaxial locate between two guide rolls (301) and be parallel with guide roll (301), be equipped with on frame (3) according to yarn shrink the different control piece that control cylinder (401) drive squeeze roll (501) extrude yarn of performance.

2. A warping machine capable of adjusting the prestretching length of a yarn according to claim 1, characterized in that: the control comprises a pressure sensor (404) and a controller (410), a first buffer block (402) is connected to a piston rod of the air cylinder (401) in a sliding manner along the vertical direction, the first buffer block (402) is rotationally connected with the squeeze roller (501), a second buffer block (403) is arranged on the piston rod of the air cylinder (401), the second buffer block (403) is located right above the first buffer block (402), the pressure sensor (404) is arranged at the lower end of the second buffer block (403) and the upper end of the first buffer block (402) abuts against the pressure sensor (404), the pressure sensor (404) is electrically connected with the controller (410) and is used for sending a pressure value of the first buffer block (402) to the second buffer block (403) to the controller (410), and the controller (410) is electrically connected with the air cylinder (401) and is used for controlling the air cylinder (401) to drive the squeeze roller (501) upwards when the pressure value is larger than a set value and controlling the air cylinder (401) to drive the squeeze roller (501) downwards when the pressure value is smaller than the set value.

3. A warping machine capable of adjusting the prestretching length of a yarn according to claim 2, characterized in that: a buffer spring (406) is sleeved on a piston rod of the air cylinder (401), the buffer spring (406) is located between the first buffer block (402) and the second buffer block (403), one end of the buffer spring (406) is connected with the upper end of the first buffer block (402), and the other end of the buffer spring (406) is abutted to the lower end of the pressure sensor (404).

4. A warping machine capable of adjusting the prestretching length of a yarn according to claim 3, characterized in that: the upper end of the buffer spring (406) is provided with a horizontal gasket (405), and the gasket (405) is sleeved on a piston rod of the air cylinder (401) in an outer sleeved mode and abuts against the lower end of the pressure sensor (404).

5. A warping machine capable of adjusting the prestretching length of a yarn according to claim 2, characterized in that: the piston rod of cylinder (401) is seted up along the axial groove (407) that slides of piston rod of cylinder (401), first buffer block (402) slide and connect in the groove (407) department that slides, the lower extreme of groove (407) that slides can dismantle and be connected with stop piece (408), stop piece (408) are located under first buffer block (402) and are used for restricting first buffer block (402) and slide out from the groove (407) that slides.

6. A warping machine capable of adjusting the prestretching length of a wire according to claim 5, characterized in that: the blocking block (408) is connected to the lower end of the sliding groove (407) in a threaded mode.

7. A warping machine capable of adjusting the prestretching length of a yarn according to claim 1, characterized in that: both ends of the squeeze roller (501) are connected with the first buffer block (402) through bearings (503).

8. A warping machine capable of adjusting the prestretching length of a wire according to claim 7, characterized in that: the first buffer block (402) is provided with a plurality of mounting holes (505), and the mounting holes (505) are internally matched with mounting bolts (504) used for being connected with the bearing (503) in a threaded mode.

9. A warping machine capable of adjusting the prestretching length of a wire according to claim 8, wherein: and a positioning ring groove (502) which is coaxial with the squeeze roller (501) and used for limiting yarns is formed in the roller surface of the squeeze roller (501).