Carbon fiber spinning forming device

Abstract

The utility model discloses a carbon fiber spinneret forming device capable of automatically adjusting the distance between a spinneret pipe orifice and the liquid level in a cooling shaping liquid tank, which comprises a rack, a plurality of spinneret units are arranged on the rack in parallel, a coagulating bath tank is arranged on the rack below the spinneret units, each spinneret unit comprises a mounting seat arranged on the rack, and the mounting seats are arranged on the rack. A guide sliding rail is arranged on the mounting seat, a movable seat capable of moving up and down is arranged on the guide sliding rail, an adjusting power device for adjusting the up-down position of the movable seat is arranged on the mounting seat, a clamping mechanism is detachably arranged on the movable seat, and the clamping mechanism clamps a spinneret pipe assembly; a movable seat is arranged on the rack, a lower guide plate is arranged on the movable seat, a lower guide hole for guiding the spinneret pipe assembly is formed in the lower guide plate, an upper suspension is arranged on the rack, a pair of symmetrically arranged elastic buffer mechanisms is arranged at the position, corresponding to the upper portion of the spinneret pipe assembly, of the upper suspension, and the lower ends of the elastic buffer mechanisms are connected with the top end of the spinneret pipe assembly.

Description

Technical Field

[0001] The invention relates to carbon fiber production equipment, in particular to a carbon fiber spinneret forming device. Background Art

[0002] When the carbon fiber is spin-formed, the molten raw material will react when it comes into contact with the air after coming out of the spinneret, and then enter the cooling and shaping liquid tank for shaping. The distance between the spinneret nozzle and the liquid level in the cooling and shaping liquid tank determines the contact time with the air. Before the machine is installed to complete production or when the raw material composition changes, it is necessary to adjust the distance between the spinneret nozzle and the liquid level in the cooling and shaping liquid tank to obtain better quality carbon fiber products. On existing spinneret equipment, this part of the adjustment is manually adjusted by the operator, as described in Patent 201820617877.9 Carbon Fiber Precursor Spinning Device. Summary of the invention

[0003] The technical problem to be solved by the present invention is to provide a carbon fiber spinning and forming device with the distance between a spinning nozzle and a liquid surface in a cooling and shaping liquid tank being automatically adjustable.

[0004] In order to solve the above technical problems, the technical solution adopted by the present invention is: a carbon fiber spinneret forming device, comprising a frame, a plurality of spinneret units are arranged in parallel on the frame, a coagulation bath tank is arranged on the frame below the spinneret unit, the spinneret unit comprises a mounting seat arranged on the frame, a guide slide is arranged on the mounting seat, a movable seat moving up and down is arranged on the guide slide, an adjusting power device for adjusting the upper and lower positions of the movable seat is arranged on the mounting seat, a clamping mechanism is detachably arranged on the movable seat, and the clamping mechanism clamps the spinneret assembly;

[0005] The spinneret assembly includes a liquid inlet jacket and a spinneret plate, wherein the liquid inlet jacket is fixedly mounted on the top of the spinneret plate, a buffer hole is provided at the center of the spinneret plate, a punching cavity is provided inside the spinneret plate, the buffer hole is connected with the punching cavity, a discharge port is provided at the bottom of the spinneret plate, a wire outlet plate is fixedly mounted on the discharge port, a wire outlet hole is provided on the wire outlet plate, and the bottom end of the liquid inlet jacket is connected with the buffer hole and extends into the punching cavity;

[0006] A lower guide plate is provided on the movable seat, a lower guide hole for guiding the spinneret assembly is provided on the lower guide plate, an upper suspension is provided on the frame, a pair of symmetrically arranged elastic buffer mechanisms are provided on the upper suspension at positions corresponding to the top of the spinneret assembly, and the lower end of the elastic buffer mechanism is connected to the top end of the spinneret assembly.

[0007] As a preferred solution, the adjusting power device includes a screw rod disposed in a vertically arranged threaded hole on the mounting seat and a servo motor driving the screw rod to rotate, and the bottom end of the screw rod is rotationally connected to the movable seat.

[0008] As a preferred solution, the adjusting power device includes a worm that is movably installed in a mounting seat and can move up and down, and a servo motor that drives the worm. A worm wheel that matches the worm is provided on the output shaft of the servo motor, and the bottom end of the worm is rotatably connected to the movable seat.

[0009] As a preferred solution, an upper guide plate is provided on the mounting seat, and an upper guide hole for guiding the spinneret assembly is also provided on the upper guide plate.

[0010] As a preferred solution, wear-resistant liners are provided in both the upper guide hole and the lower guide hole.

[0011] As a preferred solution, the clamping mechanism includes a pair of clamping arms hinged on a movable seat, the clamping arms are provided with a semicircular clamping groove covering the spinneret assembly, an elastic balance pad is provided in the semicircular clamping groove, a locking bolt is passed through the ends of the two clamping arms, and a locking nut is sleeved on the locking bolt.

[0012] As a preferred solution, the elastic buffer mechanism is a coil spring.

[0013] As a preferred solution, the guide rail is a ball linear guide rail.

[0014] The beneficial effects of the present invention are:

[0015] Since the mounting seat is provided with a guide slide rail, the guide slide rail is provided with a movable seat that can move up and down, the mounting seat is provided with an adjusting power device for adjusting the upper and lower positions of the movable seat, the movable seat is detachably provided with a clamping mechanism, and the clamping mechanism clamps the spinneret assembly; the movable seat is provided with a lower guide plate, the lower guide plate is provided with a lower guide hole for guiding the spinneret assembly, the frame is provided with an upper suspension, and the upper suspension is provided with a pair of symmetrically arranged elastic buffer mechanisms at positions corresponding to the upper part of the spinneret assembly, and the lower ends of the elastic buffer mechanisms are connected to the top of the spinneret assembly; the adjusting power device can automatically adjust the distance between the spinneret nozzle and the liquid level in the cooling and setting liquid tank, avoiding the time-consuming and labor-intensive manual adjustment and improving the adjustment efficiency; the elastic buffer mechanism can not only support the spinneret assembly, but also provide a part of the upward power when the spinneret unit needs to be adjusted upward, thereby reducing the load of the adjusting power device, and a power mechanism with smaller power can be selected, thereby reducing the manufacturing cost of the equipment.

[0016] Since the mounting seat is provided with an upper guide plate, the upper guide plate is also provided with an upper guide hole for guiding the spinneret assembly, so that the up and down movement of the spinneret assembly is more stable.

[0017] Since wear-resistant pads are provided in the upper guide hole and the lower guide hole, the spinneret assembly is not prone to wear.

[0018] Since the clamping mechanism includes a pair of clamping arms hinged on a movable seat, a semicircular clamping groove covering the spinneret assembly is provided on the clamping arm, an elastic balance pad is provided in the semicircular clamping groove, a locking bolt is passed through the ends of the two clamping arms, and a locking nut is sleeved on the locking bolt, the adjustment is convenient and the clamping is reliable.

[0019] Since the elastic buffer mechanism is a pair of symmetrically arranged coil springs, it can not only provide a good rebound force, but also make the force on the spinneret assembly uniform, so that the movement of the spinneret assembly is more stable.

[0020] Since the guide slide rail is a ball linear guide rail, the resistance of the movable seat to the up and down movement is further reduced, making the adjustment easier and saving energy. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a structural schematic diagram of a carbon fiber spinneret forming device.

[0022] Figure 2 It is a schematic diagram of the front structure of the spinneret unit in the carbon fiber spinneret forming device.

[0023] Figure 3 It is a schematic diagram of the side structure of the spinneret unit in the carbon fiber spinneret forming device.

[0024] In the figure: 1 frame, 2 spinneret unit, 3 coagulation bath, 4 mounting seat, 5 guide rail, 6 movable seat, 7 adjusting power device, 71 worm, 72 servo motor, 8 upper guide plate, 9 clamping mechanism, 91 clamping arm, 92 locking bolt, 93 locking nut, 10 spinneret assembly; 101 liquid inlet jacket, 102 spinneret plate, 103 outlet plate, 11 lower guide plate, 12 upper suspension, 13 buffer coil spring. DETAILED DESCRIPTION

[0025] The specific embodiments of the present invention are described in detail below in conjunction with the accompanying drawings.

[0026] like Figure 1-3 As shown, a carbon fiber spinneret forming device includes a frame 1, on which a plurality of spinneret units 2 are arranged in parallel, a coagulation bath 3 is provided on the frame 1 below the spinneret unit 2, the spinneret unit 2 includes a mounting seat 4 arranged on the frame 1, a guide slide 5 (ball linear guide) is provided on the mounting seat 4, a movable seat 6 that can move up and down is provided on the guide slide 5, and an adjusting power device 7 for adjusting the upper and lower positions of the movable seat 6 is provided on the mounting seat 4, the adjusting power device 7 includes a worm 71 that is movably inserted in the mounting seat 4 and can move up and down, and a servo motor 72 that drives the worm 71, a worm wheel that matches the worm 71 is provided on the output shaft of the servo motor 72, and the bottom end of the worm 71 is rotatably connected to the movable seat 6.

[0027] The movable seat 6 is detachably provided with a clamping mechanism 9, which clamps the spinneret assembly 10;

[0028] The spinneret assembly 10 comprises a liquid inlet jacket 101 and a spinneret 102. The liquid inlet jacket 101 is fixedly mounted on the top of the spinneret 102. A buffer hole is provided at the center of the spinneret 102. A stamping cavity is provided inside the spinneret 102. The buffer hole is connected to the stamping cavity. A discharge port is provided at the bottom of the spinneret 102. A wire outlet plate 103 is fixedly mounted on the discharge port. The wire outlet plate 103 is provided with a wire outlet hole. The bottom end of the liquid inlet jacket 101 is connected to the buffer hole and extends into the stamping cavity.

[0029] The movable seat 6 is provided with a lower guide plate 11, and the lower guide plate 11 is provided with a lower guide hole for guiding the spinneret assembly 10, and a wear-resistant liner is provided in the lower guide hole. The frame 1 is provided with an upper suspension 12, and a pair of symmetrically arranged buffer coil springs 13 are provided on the upper suspension 12 at a position corresponding to the upper part of the spinneret assembly 10, and the lower end of the buffer coil spring 13 is connected to the top end of the spinneret assembly 10.

[0030] The clamping mechanism 9 includes a pair of clamping arms 91 hinged on the movable seat 6, and a semicircular clamping groove covering the spinneret assembly 10 is provided on the clamping arm 91, and an elastic balance pad is provided in the semicircular clamping groove. A locking bolt 92 is passed through the ends of the two clamping arms 91, and a locking nut 93 is sleeved on the locking bolt 92.

[0031] An upper guide plate 8 is provided on the mounting seat 4, and an upper guide hole for guiding the spinneret assembly 10 is also provided on the upper guide plate 8. A wear-resistant liner is provided in the upper guide hole.

[0032] The above-mentioned embodiments are only illustrative of the principles and effects of the invention, as well as some embodiments of its application, and are not intended to limit the invention. It should be pointed out that a person skilled in the art can make several modifications and improvements without departing from the inventive concept of the invention, and all of these belong to the protection scope of the invention.

Claims

1. A carbon fiber spinning device, comprising a frame, a plurality of spinning units arranged in parallel on the frame, and a coagulation bath tank arranged below the spinning units on the frame, characterized in that: The spinning unit comprises a mounting seat arranged on a frame, a guide rail is arranged on the mounting seat, a movable seat which moves up and down is arranged on the guide rail, an adjusting power device for adjusting the upper and lower positions of the movable seat is arranged on the mounting seat, and a clamping mechanism is detachably arranged on the movable seat, and the clamping mechanism clamps the spinning tube assembly; The spinneret assembly includes a liquid inlet jacket and a spinneret plate, wherein the liquid inlet jacket is fixedly mounted on the top of the spinneret plate, a buffer hole is provided at the center of the spinneret plate, a punching cavity is provided inside the spinneret plate, the buffer hole is connected with the punching cavity, a discharge port is provided at the bottom of the spinneret plate, a wire outlet plate is fixedly mounted on the discharge port, a wire outlet hole is provided on the wire outlet plate, and the bottom end of the liquid inlet jacket is connected with the buffer hole and extends into the punching cavity; A lower guide plate is provided on the movable seat, a lower guide hole for guiding the spinneret assembly is provided on the lower guide plate, an upper suspension is provided on the frame, a pair of symmetrically arranged elastic buffer mechanisms are provided on the upper suspension at positions corresponding to the top of the spinneret assembly, and the lower end of the elastic buffer mechanism is connected to the top end of the spinneret assembly.

2. A carbon fiber spinneret forming device as claimed in claim 1, characterized in that: The regulating power device comprises a screw rod arranged in a vertically arranged threaded hole on the mounting seat and a servo motor driving the screw rod to rotate, and the bottom end of the screw rod is rotatably connected to the movable seat.

3. A carbon fiber spinneret forming device as claimed in claim 1, characterized in that: The regulating power device includes a worm that is movably installed in the mounting seat and can move up and down, and a servo motor that drives the worm. A worm wheel that matches the worm is provided on the output shaft of the servo motor, and the bottom end of the worm is rotatably connected to the movable seat.

4. A carbon fiber spinneret forming device as claimed in claim 1, characterized in that: An upper guide plate is arranged on the mounting seat, and an upper guide hole for guiding the spinneret assembly is also arranged on the upper guide plate.

5. A carbon fiber spinneret forming device as claimed in claim 4, characterized in that: Wear-resistant pads are provided in the upper guide hole and the lower guide hole.

6. A carbon fiber spinneret forming device as claimed in claim 1, characterized in that: The clamping mechanism comprises a pair of clamping arms hinged on a movable seat, the clamping arms are provided with a semicircular clamping groove covering the spinneret assembly, an elastic weighing pad is provided in the semicircular clamping groove, a locking bolt is passed through the ends of the two clamping arms, and a locking nut is sleeved on the locking bolt.

7. A carbon fiber spinneret forming device as claimed in claim 1, characterized in that: The elastic buffer mechanism is a coil spring.

8. A carbon fiber spinneret forming device as claimed in claim 1, characterized in that: The guide rail is a ball linear guide rail.

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