Polyester yarn cutting equipment capable of adjusting cutting position

Abstract

The utility model relates to the technical field of polyester yarn processing equipment, in particular to polyester yarn cutting equipment capable of adjusting the cutting position, which comprises a concave polyester yarn placing table, an equidistant cutting placing box is arranged above the concave polyester yarn placing table, supporting legs are arranged at four corners of the bottom surface of the equidistant cutting placing box, and a bidirectional lead screw is rotatably mounted in the equidistant cutting placing box. Telescopic air cylinders are evenly arranged below the equal-distance cutting containing box and connected with the movable circular ring, a blade replacing box is arranged at the lower ends of the telescopic air cylinders, a main tool rest and a standby tool rest are arranged in the blade replacing box in an inserted mode, and cutting blades are arranged at the bottom ends of the main tool rest and the standby tool rest. According to the device, a worker can conveniently and rapidly replace a cutting blade, the polyester yarn cutting efficiency of the cutting blade of the device is improved, meanwhile, the cutting position of the polyester yarn is adjusted through the device, and then cut polyester staple fibers with the same length are efficiently obtained.

Description

Technical Field

[0001] The utility model relates to the technical field of polyester yarn processing equipment, in particular to polyester yarn cutting equipment with adjustable cutting position. Background Art

[0002] Polyester is an important variety of synthetic fiber and is the trade name of polyester fiber in my country. The characteristics of polyester silk are that it can withstand chemicals and frequent washing, reducing fading and discoloration of clothing. Therefore, hotel uniforms, stone-ground blue denim clothing, sportswear or children's clothing are all made of polyester silk. Relatively speaking, polyester silk is tougher than rayon. When embroidering, the machine runs at high speed, and the high-toughness polyester thread can also withstand greater tension; and its fire resistance is extremely high; even if the clothing is close to the flame, it is not easy to touch the fire.

[0003] A cutting device for processing polyester staple fibers (publication number: CN219731150U) is currently available, comprising a base plate and a moving assembly; the base plate: a PLC controller is installed on the upper side surface, a connecting frame is fixed to the rear end of the upper side surface of the base plate, and a fastening assembly is installed on the upper side surface of the base plate; the moving assembly: comprises a moving frame, a first motor, a U-shaped moving block and a bidirectional screw, the moving frame is fixed to the front side surface of the connecting frame, the first motor is installed on the left side surface of the moving frame, two corresponding U-shaped moving blocks are slidably connected inside the moving frame, a threaded hole is provided on the upper side edge of the U-shaped moving block, the threads of the two threaded holes are opposite, and the internal threads of the two threaded holes are connected with bidirectional screws, so that the polyester staple fibers can be cut into suitable lengths according to needs, and the polyester staple fibers can be prevented from moving during cutting.

[0004] The above existing devices can cut polyester yarn into suitable lengths. However, when the above existing devices cut polyester yarns, the cutting blades may gradually become blunt or have notches when used too many times. When the cutting blades are replaced, the effect is poor. Therefore, the above existing devices still need to be improved.

[0005] In view of this, the present utility model is proposed. Utility Model Content

[0006] In order to overcome the technical defects of the prior art, the utility model provides a polyester yarn cutting device with an adjustable cutting position, which can replace the cutting blade for cutting the polyester yarn and can increase the cutting efficiency of the polyester yarn.

[0007] The technical solution adopted by the utility model is: it includes a polyester yarn concave placement table, an equidistant cutting placement box with legs provided at the four corners of the bottom surface is arranged above the polyester yarn concave placement table, a bidirectional lead screw is rotatably installed in the equidistant cutting placement box, a movable ring is sleeved on the surface of the bidirectional lead screw, telescopic cylinders are evenly arranged below the equidistant cutting placement box, the telescopic cylinders are connected to the movable ring, a blade replacement box is arranged at the lower end of the telescopic cylinder, a main tool holder and a spare tool holder are inserted in the blade replacement box, and cutting blades are arranged at the bottom ends of the main tool holder and the spare tool holder.

[0008] Preferably, in order to rotate the bidirectional screw, a driving motor is fixedly mounted on the outer wall of one end of the equidistant cutting placement box, and the output end of the driving motor passes through the outer wall of one end of the equidistant cutting placement box and is fixedly connected to one end of the bidirectional screw.

[0009] Preferably, in order to continue to limit the movable ring, limiting sliding grooves are provided on the outer walls on both sides of the equidistant cutting placement box, and limiting sliding blocks are symmetrically arranged on the circumferential outer surface of the movable ring, and the limiting sliding blocks and the limiting sliding grooves are slidably engaged with each other.

[0010] Preferably, in order to keep the center ring at the middle position of the bidirectional screw and to make the synchronous ring move towards each other, the movable ring includes a center ring and a synchronous ring, the center ring is sleeved and rotated on the outer surface of the middle position of the bidirectional screw, the circumferential inner wall of the synchronous ring is provided with an internal thread, and the synchronous ring is symmetrically arranged at both ends of the bidirectional screw.

[0011] Preferably, in order to be able to divide the polyester filaments into polyester staples of different lengths, cutting scale lines are provided on the outer wall on one side of the top end of the equidistant cutting placement box.

[0012] Preferably, in order to limit the main tool holder, one end of the telescopic cylinder extends into the blade replacement box, a positioning block is fixedly installed on one end of the telescopic cylinder, a spring groove is provided on the outer wall of one side of the positioning block, a positioning spring is provided in the spring groove, a wedge-shaped clamping block is provided at one end of the positioning spring, and positioning grooves are provided on the top ends of the main tool holder and the spare tool holder, and the wedge-shaped clamping block and the positioning groove at the top end of the main tool holder are slidably clamped with each other.

[0013] Preferably, in order to facilitate the replacement of the spare blade holder, T-shaped blade replacement grooves are provided on the inner walls on both sides of the blade replacement box, and replacement T-shaped blocks are provided on the outer walls on both sides of the main blade holder and the spare blade holder, and the replacement T-shaped blocks on both sides of the main blade holder are slidably engaged with the T-shaped blade replacement grooves.

[0014] Preferably, in order to fix the spare blade holder, latch holes are provided on the outer walls at both ends of the blade replacement box, docking holes are provided inside the main blade holder and the spare blade holder, a latch rod is provided in the latch hole, and one end of the latch rod extends into the docking hole of the spare blade holder.

[0015] The beneficial effect of the utility model is that when the cutting blade on the main blade holder is worn out due to a lot of work, the cutting blade on the spare blade holder can be easily replaced by the staff quickly. At the same time, the device adjusts the cutting position of the polyester yarn, thereby efficiently obtaining polyester staple yarns of equal length after cutting. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model.

[0017] Figure 2 This is a schematic diagram of the position of the bidirectional lead screw of the utility model.

[0018] Figure 3 This is a schematic diagram of the location of the positioning groove of the utility model.

[0019] Figure 4 This is a schematic diagram of the position of the telescopic cylinder of the utility model.

[0020] Figure 5 This is a schematic diagram of the position of the positioning spring of the utility model.

[0021] Figure 6 It is a schematic diagram of the shape of the T-shaped blade replacement groove of the utility model.

[0022] Explanation of the accompanying drawings: In the figure: 1, polyester yarn concave placement table; 2, equidistant cutting placement box; 3, bidirectional screw; 4, moving ring; 401, center ring; 402, synchronous ring; 5, telescopic cylinder; 6, blade replacement box; 7, main tool holder; 8, spare tool holder; 9, cutting blade; 10, driving motor; 11, limit sliding block; 12, cutting scale line; 13, positioning block; 14, positioning spring; 15, wedge-shaped clamping block; 16, positioning groove; 17, T-shaped blade replacement groove; 18, replacement of T-shaped block; 19, latch rod. DETAILED DESCRIPTION

[0023] The following is combined with Figure 1-Figure 6The utility model is further described as follows: a polyester yarn cutting device with adjustable cutting position comprises a polyester yarn concave placement table 1, an equidistant cutting placement box 2 with legs provided at the four corners of the bottom surface is arranged above the polyester yarn concave placement table 1, a bidirectional lead screw 3 is rotatably installed in the equidistant cutting placement box 2, a movable ring 4 is sleeved on the surface of the bidirectional lead screw 3, telescopic cylinders 5 are evenly arranged below the equidistant cutting placement box 2, the telescopic cylinders 5 are connected to the movable ring 4, a blade replacement box 6 is arranged at the lower end of the telescopic cylinder 5, a main tool holder 7 and a spare tool holder 8 are inserted in the blade replacement box 6, and cutting blades 9 are arranged at the bottom ends of the main tool holder 7 and the spare tool holder 8.

[0024] like Figure 2 and Figure 4 As shown, a driving motor 10 is fixedly installed on the outer wall of one end of the equidistant cutting placement box 2, and the output end of the driving motor 10 passes through the outer wall of one end of the equidistant cutting placement box 2 and is fixedly connected to one end of the bidirectional lead screw 3. The outer walls of both sides of the equidistant cutting placement box 2 are provided with limited sliding grooves, and the circumferential outer surface of the moving ring 4 is symmetrically provided with limited sliding blocks 11. The limited sliding blocks 11 and the limited sliding grooves are slidably engaged with each other. The moving ring 4 includes a central ring 401 and a synchronous ring 402. The central ring 401 is sleeved and rotated on the outer surface of the middle position of the bidirectional lead screw 3. The synchronous ring 402 The inner wall of the circle 402 is provided with an internal thread, and the synchronous circle 402 is symmetrically arranged at both ends of the bidirectional screw 3. The outer wall of the top side of the equidistant cutting placement box 2 is provided with cutting scale lines 12, so that after the staff turns on the driving motor 10 again, through the synchronous circle 402 meshing with the bidirectional screw 3, and then through the center circle 401 to keep the center position of the bidirectional screw 3 unchanged, through the synchronous circle 402 and the center circle 401, the polyester yarn can be synchronously cut The length adjustment is adjusted under the comparison of the cutting scale line 12, thereby facilitating the harvest of the same polyester short yarns.

[0025] like Figure 3 and Figure 5As shown, one end of the telescopic cylinder 5 extends into the blade replacement box 6, and a positioning block 13 is fixedly installed at one end of the telescopic cylinder 5. A spring groove is provided on the outer wall of one side of the positioning block 13, and a positioning spring 14 is arranged in the spring groove. A wedge-shaped clamping block 15 is arranged at one end of the positioning spring 14. The tops of the main tool holder 7 and the spare tool holder 8 are both provided with positioning grooves 16, and the wedge-shaped clamping block 15 and the positioning groove 16 at the top of the main tool holder 7 are slidably clamped with each other. T-shaped blade replacement grooves 17 are provided on the inner walls on both sides of the blade replacement box 6, and replacement T-shaped blocks 18 are provided on the outer walls on both sides of the main tool holder 7 and the spare tool holder 8. The replacement T-shaped blocks 18 on both sides of the main tool holder 7 and the T-shaped blade replacement The slots 17 are slidably engaged with each other, and latch holes are provided on the outer walls at both ends of the blade replacement box 6. The main tool holder 7 and the spare tool holder 8 are provided with docking holes, and a latch rod 19 is provided in the latch hole. One end of the latch rod 19 extends into the docking hole of the spare tool holder 8, so that when the staff pulls out the latch rod 19 from the latch hole on the spare tool holder 8, the main tool holder 7 is moved along one end of the T-shaped blade replacement slot 17, and then the positioning slot 16 at the upper end of the spare tool holder 8 is fixed with the wedge-shaped latch block 15, so that the cutting blade 9 at the lower end of the spare tool holder 8 can efficiently cut the polyester yarn in the polyester yarn concave placement table 1.

[0026] When the utility model is in use, the staff places the polyester yarn on the upper surface of the polyester yarn concave placement table 1, and then the staff turns on the drive motor 10, so that the drive motor 10 drives the synchronous ring 402 to adjust the position, and then calibrates the cutting position through the cutting scale line 12. At this time, the staff turns on the power supply of the telescopic cylinder 5, and drives the cutting blade 9 set below the main tool holder 7 through the telescopic cylinder 5 to cut the polyester yarn. When the staff finds that the cutting blade 9 set at the lower end of the main tool holder 7 has a notch or is not sharp, the staff disengages the positioning groove 16 on the main tool holder 7 from the wedge-shaped clamping block 15 in the positioning block 13, and then moves the spare tool holder 8 along the T-shaped blade replacement groove 17 in the blade replacement box 6. At this time, the positioning groove 16 on the spare tool holder 8 is docked with the wedge-shaped clamping block 15 in the positioning block 13, thereby realizing the fixation of the spare tool holder 8, thereby highlighting the beneficial effects of the utility model.

[0027] The above shows and describes the basic principles, main features and advantages of the invention. Those skilled in the art should understand that the invention is not limited to the above embodiments. The above embodiments and descriptions are only for explaining the principles of the invention. Without departing from the spirit and scope of the invention, the invention may have various changes and improvements, which shall fall within the scope of the invention to be protected. The scope of protection of the invention shall be defined by the attached claims and their equivalents.

Claims

1. A polyester yarn cutting device with adjustable cutting position, comprising a polyester yarn concave placement table (1), wherein an equidistant cutting placement box (2) with legs provided at the four corners of the bottom surface is arranged above the polyester yarn concave placement table (1), characterized in that: A bidirectional lead screw (3) is rotatably mounted in the equidistant cutting placement box (2), a movable ring (4) is sleeved on the surface of the bidirectional lead screw (3), telescopic cylinders (5) are evenly arranged below the equidistant cutting placement box (2), the telescopic cylinders (5) are connected to the movable ring (4), a blade replacement box (6) is arranged at the lower end of the telescopic cylinder (5), a main blade holder (7) and a spare blade holder (8) are inserted in the blade replacement box (6), and cutting blades (9) are arranged at the bottom ends of the main blade holder (7) and the spare blade holder (8).

2. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: A driving motor (10) is fixedly mounted on the outer wall of one end of the equidistant cutting placement box (2); an output end of the driving motor (10) passes through the outer wall of one end of the equidistant cutting placement box (2) and is fixedly connected to one end of the bidirectional lead screw (3).

3. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: The outer walls of both sides of the equidistant cutting placement box (2) are provided with limit sliding grooves, and the circumferential outer surface of the movable ring (4) is symmetrically provided with limit sliding blocks (11), and the limit sliding blocks (11) are slidably engaged with the limit sliding grooves.

4. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: The movable ring (4) comprises a central ring (401) and a synchronous ring (402); the central ring (401) is sleeved and rotatably mounted on the outer surface of the middle position of the bidirectional lead screw (3); the circumferential inner wall of the synchronous ring (402) is provided with an internal thread; the synchronous ring (402) is symmetrically arranged at both ends of the bidirectional lead screw (3).

5. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: The outer wall of one side of the top end of the equidistant cutting placement box (2) is provided with cutting scale lines (12).

6. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: One end of the telescopic cylinder (5) extends into the blade replacement box (6), and a positioning block (13) is fixedly mounted on one end of the telescopic cylinder (5). A spring groove is provided on one side outer wall of the positioning block (13), and a positioning spring (14) is arranged in the spring groove. A wedge-shaped clamping block (15) is arranged at one end of the positioning spring (14). The top ends of the main tool holder (7) and the spare tool holder (8) are both provided with positioning grooves (16), and the wedge-shaped clamping block (15) and the positioning groove (16) at the top end of the main tool holder (7) are slidably clamped with each other.

7. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: Both inner walls of the blade replacement box (6) are provided with T-shaped blade replacement grooves (17), and both outer walls of the main blade holder (7) and the spare blade holder (8) are provided with replacement T-shaped blocks (18). The replacement T-shaped blocks (18) on both sides of the main blade holder (7) are slidably engaged with the T-shaped blade replacement grooves (17).

8. The polyester yarn cutting device with adjustable cutting position according to claim 1, characterized in that: The outer walls at both ends of the blade replacement box (6) are provided with latch holes, the main blade holder (7) and the spare blade holder (8) are provided with docking holes inside, a latch rod (19) is provided in the latch hole, and one end of the latch rod (19) extends into the docking hole of the spare blade holder (8).

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