Rotary drum changing mechanism of glass fiber drawing machine

Abstract

The utility model belongs to the technical field of wire drawing machines, and discloses a glass fiber wire drawing machine rotary drum changing mechanism which comprises a rotary bearing arranged on a base plate, a rotary disc arranged in the rotary bearing, a rotary shaft connected to the rotary disc, a supporting seat arranged below the rotary shaft, and a mounted bearing arranged on the supporting seat and connected with the rotary shaft. A large belt wheel and a sliding ring are arranged on the side, away from the rotary disc, of the rotary shaft, a motor base is arranged on the supporting base, a driving motor is arranged on the motor base, a small belt wheel connected with the large belt wheel through a belt is arranged on an output shaft of the driving motor, a tensioning wheel capable of adjusting tensioning force in real time is transversely arranged on the supporting base in a sliding mode, and the tensioning wheel is matched with the belt in a tensioning mode. The slewing bearing is arranged, so that large axial load, large radial load and large overturning moment can be borne at the same time; the tensioning wheel is arranged, so that the problem that the belt is damaged due to too large starting torque is solved, the maintenance frequency and cost are reduced, and the precision of repeated positioning of forward and reverse rotation is improved; the slip ring is arranged on the rear side of the large belt wheel and is convenient to replace, and maintenance time and difficulty are shortened.

Description

TECHNICAL FIELD

[0001] The utility model relates to glass fiber drawing machine technical field, especially in kind of glass fiber drawing machine rotary change drum mechanism. BACKGROUND

[0002] Glass fiber drawing machine is a kind of mechanical equipment that high-speed glass melt is drawn into fiber and is wound into fiber roll according to certain rule.

[0003] At present, there are various kinds of glass fiber drawing machines on the market, and the traditional glass fiber drawing machine adopts the way of rolling wheel sliding rotation for drum changing, the rolling wheel is heavy, which causes the weight of the whole drawing machine to be high, the sliding friction resistance is large, the wear is serious, the equipment life is affected, the open installation is unstable in structure and cannot bear the tipping moment;In addition, the traditional glass fiber drawing machine adopts chain wheel and chain, the chain is easy to wear, and after the chain wears, the pitch becomes larger, causing disconnection, and the installation and maintenance requirements are higher;Moreover, the traditional glass fiber drawing machine mostly adopts fixed tensioning structure, since the starting torque is very large when the glass fiber drawing machine changes drum, the belt is easily damaged. UTILITY MODEL CONTENTS

[0004] In order to solve the above problems, the utility model provides a kind of glass fiber drawing machine rotary change drum mechanism.

[0005] The above technical purpose of the utility model is realized by the following technical scheme: a kind of glass fiber drawing machine rotary change drum mechanism, including the rotary bearing being set on the base plate of drawing machine, rotary bearing is arranged in the rotary disc, the rotary disc is connected with rotary shaft, the rotary shaft is fixedly provided with support seat below the end away from rotary disc, the support seat is provided with bearing with seat, the rotary shaft is rotatably connected with support seat by bearing with seat, the rotary shaft is provided with large pulley and slip ring on the side away from rotary disc of bearing with seat, the rotary shaft is provided with rotary joint on the side close to rotary disc of bearing with seat, motor seat is vertically slidably arranged on the support seat, drive motor is arranged on the motor seat, small pulley is arranged on the output shaft of drive motor, small pulley and large pulley are connected by belt, the support seat is also horizontally slidably provided with tensioning wheel that can adjust tension in real time, and the tensioning wheel and belt constitute tensioning cooperation.

[0006] By adopting the technical scheme, the rotary bearing is arranged, so that the rotary bearing can bear large axial load, radial load and overturning moment; the tensioning wheel is arranged on the support seat in a transverse sliding mode, so that the tension of the belt can be adjusted, the problem of belt damage caused by too large starting torque is solved, the maintenance frequency and cost are reduced, and the positioning accuracy of the positive and reverse rotation is improved; the slip ring is arranged at the rear side of the large pulley, so that the slip ring is more convenient and fast to replace, and the maintenance time and difficulty are reduced.

[0007] Further, two mounting holes are arranged on the two sides of the support seat, vertical strip-shaped holes are arranged on the two sides of the motor seat in correspondence, the motor seat and the support seat are connected by bolts penetrating through the strip-shaped holes and the mounting holes, and fixed seats are arranged above the motor seat on the two sides of the support seat.

[0008] By adopting the technical scheme, the mounting holes, the vertical strip-shaped holes, the fixed seats and the adjusting bolts are arranged, so that the height of the motor seat can be adjusted by screwing the adjusting bolts, the height of the small pulley is adjusted, and the tension of the belt is adjusted.

[0009] Further, a locking nut is spirally connected to the adjusting bolt above the fixed seat.

[0010] By adopting the technical scheme, the locking nut is arranged, and locking is performed after the adjusting bolt is adjusted.

[0011] Further, a mounting plate is arranged on the side surface of the support seat, two vertical plates are arranged on one side of the mounting plate at intervals, the two vertical plates are connected by two guide rods, a sliding seat is arranged on the two guide rods in a sliding mode, a wheel shaft is protrusively arranged on the sliding seat, and the tensioning wheel is rotatably arranged on the wheel shaft.

[0012] By adopting the technical scheme, the mounting plate, the vertical plate, the guide rod, the sliding seat and the wheel shaft are arranged, so that the tensioning wheel can slide transversely on the support seat.

[0013] Further, a fixed rod is arranged on one of the vertical plates between the two guide rods, a spring is sleeved on the fixed rod, one end of the spring abuts against the corresponding vertical plate and the other end abuts against the sliding seat, a threaded hole is arranged on the other vertical plate, a tensioning bolt arranged in the same core as the fixed rod is spirally connected in the threaded hole, and the screw end of the tensioning bolt abuts against the sliding seat.

[0014] By adopting the technical scheme, the fixed rod, the spring and the tensioning bolt are arranged, the position of the tensioning wheel is adjusted by the tensioning bolt.

[0015] In summary, the utility model has the following beneficial effects: in the application, through setting up the slewing bearing, because it adopts four point contact ball bearing or cross cylindrical roller, the former has higher static load capacity, the latter has higher dynamic load capacity, and the pre interference of the latter can make the bearing have greater support rigidity and slewing accuracy, three rows of cylindrical roller combination bearing is improved to the bearing height due to the improvement of the bearing capacity, various forces are borne by different raceways, so that the bearing diameter can be greatly reduced under the same stress condition, so that the main machine is more compact, the equipment can bear greater axial, radial load and overturning moment, and is flexible in slewing, moreover, the slewing accuracy is high, the service life is long, the installation and maintenance cost is greatly reduced, the tightness of the belt can be adjusted by setting the tensioning wheel on the support seat in real time, the problem of belt damage due to too large starting torque is solved, the maintenance frequency and cost are reduced, and the precision of positive and reverse rotation repeated positioning is improved, the sliding ring is arranged at the rear side of the large pulley, so that the replacement is more convenient and fast, and the maintenance time and difficulty are shortened. BRIEF DESCRIPTION OF DRAWINGS

[0016] Fig. 1 is the overall structure schematic diagram of the embodiment of the utility model;

[0017] Fig. 2 is the side surface schematic diagram of the support seat part structure of the embodiment of the utility model;

[0018] Fig. 3 is the structure schematic diagram of the sliding seat part of the embodiment of the utility model.

[0019] In the drawing: 10, slewing bearing; 11, slewing disc; 12, slewing shaft; 13, large pulley; 14, sliding ring; 15, rotary joint; 20, support seat; 21, belt seat bearing; 22, mounting hole; 23, fixed seat; 24, adjusting bolt; 25, locking nut; 30, motor seat; 31, driving motor; 32, small pulley; 33, belt; 34, vertical strip-shaped hole; 40, tensioning wheel; 50, mounting plate; 51, vertical plate; 52, guide rod; 53, sliding seat; 54, wheel shaft; 55, fixed rod; 56, spring; 57, tensioning bolt. DETAILED DESCRIPTION

[0020] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application; obviously, the described embodiments are only part of the embodiments of the application, and not all the embodiments; based on the embodiments in the application, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the application.

[0021] As Figs. 1-3As shown, the embodiment of the application discloses a glass fiber drawing machine rotary drum mechanism, which comprises a rotary bearing 10 arranged on a drawing machine base plate, the outer ring of the rotary bearing 10 is fixedly connected with the drawing machine base plate, and the inner ring of the rotary bearing 10 is provided with a rotary disc 11, so that the rotary disc 11 can rotate relative to the base plate. The rotary disc 11 is connected with a rotary shaft 12, and the lower side of the end of the rotary shaft 12 away from the rotary disc 11 is fixedly provided with a support seat 20. The support seat 20 is provided with a bearing with seat 21, and the rotary shaft 12 is rotationally connected with the support seat 20 through the bearing with seat 21. By arranging the rotary bearing 10, the rotary bearing 10 can simultaneously bear large axial, radial load and overturning moment.

[0022] The rotary shaft 12 is provided with a large pulley 13 and a slip ring 14 on the side of the bearing with seat 21 away from the rotary disc 11, and is provided with a rotary joint 15 on the side of the bearing with seat 21 close to the rotary disc 11. The slip ring 14 is arranged at the rear side of the large pulley 13, so that the replacement is more convenient and fast, and the maintenance time and difficulty are shortened.

[0023] A motor seat 30 is vertically slidably arranged on the support seat 20, the motor seat 30 is provided with a driving motor 31, a small pulley 32 is arranged on the output shaft of the driving motor 31, the small pulley 32 and the large pulley 13 are connected through a belt 33, and a tension pulley 40 capable of adjusting the tension in real time is horizontally slidably arranged on the support seat 20 and in tension with the belt 33. The driving motor 31 drives the small pulley to rotate, the belt 33 drives the large pulley 13 to rotate, thereby driving the rotary shaft 12 to rotate, driving the rotary disc 11 to rotate. The tension pulley 40 is horizontally slidably arranged on the support seat 20, the tension of the belt 33 can be adjusted, the problem that the belt 33 is damaged due to too large starting torque is solved, the maintenance frequency and cost are reduced, and the accuracy of positive and reverse rotation repeated positioning is improved.

[0024] Specifically, two mounting holes 22 are formed on the two sides of the support seat 20, vertical strip-shaped holes 34 are formed on the two sides of the motor seat 30, and the motor seat 30 and the support seat 20 are connected by penetrating the strip-shaped holes and the mounting holes 22 with bolts. A fixed seat 23 is arranged above the motor seat 30 on the two sides of the support seat 20, adjusting bolts 24 are spirally arranged on the fixed seat 23, and the bottom ends of the adjusting bolts 24 are in contact with the upper edges of the motor seat 30. In this way, the motor seat 30 can be pushed downward by rotating the adjusting bolts 24, the small pulley is driven to move downward, and the installation and dismounting of the belt 33 and the adjustment of the tension of the belt 33 are facilitated. Further, lock nuts 25 are spirally connected to the adjusting bolts 24 on the upper side of the fixed seat 23, and when the position of the motor seat 30 is adjusted, the lock nuts 25 are screwed to be in contact with the fixed seat 23, so that the adjusting bolts 24 cannot be loosened due to vibration and other factors.

[0025] The mounting plate 50 is provided with two vertical plates 51 arranged at intervals on one side of the mounting plate 50, and the two vertical plates 51 are connected by two guide rods 52, and the two guide rods 52 are provided with a sliding seat 53 slidingly arranged thereon. A fixing rod 55 is arranged on one of the vertical plates 51 between the two guide rods 52, and a spring 56 is sleeved on the fixing rod 55, one end of the spring 56 abuts against the corresponding vertical plate 51, and the other end of the spring 56 abuts against the sliding seat 53. A threaded hole is formed in the other vertical plate 51, and a tension bolt 57 arranged in the same core as the fixing rod 55 is screw-connected in the threaded hole, and the screw end of the tension bolt 57 abuts against the sliding seat 53. When adjustment is needed, the tension bolt 57 is screwed inward, the sliding seat 53 is pushed to move to one side of the spring 56 and compress the spring 56; the tension bolt 57 is screwed outward, and the sliding seat 53 is pushed to move to one side of the tension bolt 57 under the elastic force of the compressed spring 56, so that the transverse sliding of the sliding seat 53 can be realized. The wheel shaft 54 is protruded on the side of the sliding seat 53 where the belt 33 is located, the tension pulley 40 is rotatably arranged on the wheel shaft 54, and the mounting plate 50 is provided with a through hole through which the tension pulley 40 and the wheel shaft 54 pass and slide. The sliding of the sliding seat 53 drives the transverse sliding of the tension pulley 40, so as to adjust the tension of the belt 33.

[0026] The above only describes the preferred embodiments of the present application, and the protection scope of the present application is not limited to the above-mentioned embodiments. Any technical solutions falling within the concept of the present application shall fall within the protection scope of the present application. It should be noted that, for ordinary skilled persons in the technical field, some improvements and decorations without departing from the principles of the present application shall also be considered as falling within the protection scope of the present application.

Claims

1. A reversing drum mechanism for a glass fiber drawing machine, characterized in that: The application relates to a rotary bearing (10) arranged on a drawing machine base plate, a rotary disc (11) arranged in the rotary bearing (10), a rotary shaft (12) connected to the rotary disc (11), a support seat (20) fixedly arranged below the rotary shaft (12) away from the rotary disc (11), a bearing seat (21) arranged on the support seat (20), the rotary shaft (12) being rotatably connected to the support seat (20) through the bearing seat (21), a large pulley (13) and a slip ring (14) arranged on the rotary shaft (12) away from the bearing seat (21) and the rotary disc (11), a rotary joint (15) arranged on the rotary shaft (12) close to the bearing seat (21) and the rotary disc (11), a motor seat (30) vertically slidably arranged on the support seat (20), a driving motor (31) arranged on the motor seat (30), a small pulley (32) arranged on the output shaft of the driving motor (31), the small pulley (32) and the large pulley (13) being connected through a belt (33), and a tension pulley (40) horizontally slidably arranged on the support seat (20) and capable of adjusting the tension in real time, the tension pulley (40) and the belt (33) being in tension matching.

2. A glass fiber bushing mechanism for a bushing machine as defined in claim 1, wherein: Two mounting holes (22) are arranged on the two sides of the support seat (20), vertical strip-shaped holes (34) are arranged on the two sides of the motor seat (30) in correspondence with the mounting holes (22), the motor seat (30) and the support seat (20) are connected through bolts penetrating through the strip-shaped holes and the mounting holes (22), fixed seats (23) are arranged above the motor seat (30) on the two sides of the support seat (20), adjusting bolts (24) are spirally arranged on the fixed seats (23), and the bottom ends of the adjusting bolts (24) are in contact with the upper edges of the motor seat (30).

3. A glass fiber bushing mechanism for a bushing machine as defined in claim 2, wherein: A locking nut (25) is spirally connected to the upper side of the fixed seat (23) on the adjusting bolt (24).

4. A glass fiber bushing mechanism for a bushing machine as defined in claim 1 wherein: A mounting plate (50) is arranged on the side surface of the support seat (20), two vertical plates (51) are arranged on one side of the mounting plate (50) at intervals, the two vertical plates (51) are connected through two guide rods (52), a sliding seat (53) is slidably arranged on the two guide rods (52), a wheel shaft (54) is protrusively arranged on the sliding seat (53), and the tension pulley (40) is rotatably arranged on the wheel shaft (54).

5. A glass fiber bushing mechanism for a bushing machine as defined in claim 4 wherein: One of the two vertical plates (51) is provided with a fixed rod (55) between the two guide rods (52), a spring (56) is sleeved on the fixed rod (55), one end of the spring (56) is in contact with the corresponding vertical plate (51), the other end of the spring (56) is in contact with the sliding seat (53), a threaded hole is arranged on the other vertical plate (51), a tension bolt (57) with the same core as the fixed rod (55) is spirally connected in the threaded hole, and the screw end of the tension bolt (57) is in contact with the sliding seat (53). ​

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