阅读说明：本技术 一种轻便型玻璃纤维全自动剪切设备 (Full-automatic shearing equipment of lightweight glass fiber ) 是由 谭显波 李伟 陈炽辉 姚华 蒋小军 黄茂敬 李青 于 2020-06-16 设计创作，主要内容包括：一种轻便型玻璃纤维全自动剪切设备,包括导向装置和切纤装置,导向装置包括第一导向板、第二导向板、第一转向板和第二转向板,切纤装置包括刀辊、滚轮、滚筒、第一驱动机构、压板、第一安装板,刀辊包括刀辊转动轴、刀辊安装轴和刀片,刀辊安装轴上设置有环形均布的若干刀片安装槽,刀片安装在刀片安装槽上,第一转向板与第二转向板之间设有可调节的间隙,滚轮与滚筒之间设有可调节的配合间隙。本发明的轻便型玻璃纤维全自动剪切设备具有以下优点：1、工作效率高；2、结构更加轻型化；3、切纤长度可控；4、切纤速率可调；5、环保；6、可充当模块。(The utility model provides a full automatic cutout equipment of lightweight glass fiber, include guider and cut fine device, guider includes first deflector, the second deflector, first deflector and second deflector, it includes the rotor to cut fine device, the gyro wheel, the cylinder, a drive mechanism, a pressing plate, first mounting panel, the rotor includes the rotor axis of rotation, rotor installation axle and blade, be provided with a plurality of blade mounting grooves of annular equipartition on the rotor installation axle, the blade is installed on the blade mounting groove, be equipped with adjustable clearance between first deflector and the second deflector, be equipped with adjustable fit clearance between gyro wheel and the cylinder. The portable full-automatic glass fiber shearing equipment has the following advantages: 1. the working efficiency is high; 2. the structure is lighter; 3. the fiber cutting length is controllable; 4. the fiber cutting speed is adjustable; 5. the environment is protected; 6. may act as a module.)

1. The utility model provides a full automatically cropped equipment of lightweight glass fiber, includes guider and cuts fine device, its characterized in that: the guiding device comprises a first guiding plate (28), a second guiding plate (20), a first steering plate (27) and a second steering plate (21), the fiber cutting device comprises a knife roller, a roller (24), a roller (23), a first driving mechanism, a pressing plate (22) and a first mounting plate (19), the knife roller comprises a knife roller rotating shaft (15), a knife roller mounting shaft (14) and blades, a plurality of blade mounting grooves (14.1) which are uniformly distributed in a ring shape are formed in the knife roller mounting shaft (14), the blades are mounted in the blade mounting grooves (14.1), the knife roller mounting shaft (14) is positioned on the upper side of the roller (24) and connected with the knife roller rotating shaft (15), the pressing plate (22) is arranged on one side of the first driving mechanism and locked in the pressing plate grooves of the first mounting plate (19), the knife roller rotating shaft (15) is arranged on the lower side of the first mounting plate (19), the first guiding plate (28) is parallel to the second guiding plate (20), the first steering plate (27) and the second steering plate (21) are arranged between the first guide plate (28) and the second guide plate (20), an adjustable gap is arranged between the first steering plate (27) and the second steering plate (21), the first guide plate (28) is adjacent to the roller (24) and the roller (23), and an adjustable fit gap is arranged between the roller (24) and the roller (23); when the shearing equipment works, glass fibers are conveyed to the matching gap through the through hole and the gap of the second guide plate (20) and the through hole of the first guide plate (28) in sequence, when the roller (24) and the roller (23) rotate, the glass fibers located at the matching gap are dragged to the position between the knife roll installation shaft (14) and the roller (24), the pressing plate (22) is pressed downwards by the first driving mechanism, when the pressing plate (22) is pressed, the first installation plate (19) and the knife roll are pressed downwards in sequence, when the knife roll is pressed downwards, the roller (24) is pressed by the blade, and the roller (24) drives the knife roll installation shaft (14) to rotate so as to shear the glass fibers.

2. The portable glass fiber full-automatic shearing equipment as claimed in claim 1, wherein the equipment comprises: and the fiber cutting device also comprises a sealing device, the sealing device comprises a first protective cover (26) and a second protective cover (17), the fiber cutting device further comprises a fixing plate (9), the first protective cover (26) is fixed on the fixing plate (9), the second protective cover (17) is fixed on the side part of the first protective cover (26), a feeding hole and a discharging hole are respectively arranged on two sides of the first protective cover (26), the feeding hole is overlapped with the large end surface of the first guide plate (28), the roller (24), the roller (23) and the knife roller mounting shaft (14) are positioned in the first protective cover (26), and a gap between the roller (24) and the roller (23) is adjacent to the feeding hole.

3. The portable glass fiber full-automatic shearing equipment as claimed in claim 2, wherein the equipment comprises: install regulating block (25) on fixed plate (9), regulating block (25) are adjacent to the feed inlet of first guard shield (26), and install on regulating block (25) cylinder (23), and regulating block (25) are fixed on fixed plate (9) through bolt (13), and regulating block (25) rotate the clearance between adjusting roller (24) and cylinder (23).

4. The portable glass fiber full-automatic shearing equipment as claimed in claim 3, wherein the equipment comprises: the tool changer comprises a second driving mechanism, a connecting block (3), a second mechanism fixing plate (4), a sliding block (5), a sliding rail (10), a first sliding block fixing plate (11) and a second sliding block fixing plate (12), wherein the second driving mechanism is connected with a first mounting plate (19) through the second mechanism fixing plate (4), the sliding block (5) is arranged on the sliding rail (10) in a sliding manner, the sliding rail (10) is connected with the first mounting plate (19), the sliding block (5) is respectively connected with the first sliding block fixing plate (11) and the second sliding block fixing plate (12), and the first sliding block fixing plate (11) is respectively connected with a knife roller rotating shaft (15) and the connecting block (3); when the cutter is replaced, the second driving mechanism pushes the sliding block (5) to move along the direction of the sliding rail (10), the sliding block (5) drives the first sliding block fixing plate (11) and the second sliding block fixing plate (12) to move, and the first sliding block fixing plate (11) drives the cutter roller rotating shaft (15) to axially move so that the cutter mounting shaft (14) axially extends out.

5. The portable glass fiber full-automatic shearing equipment as claimed in claim 4, wherein the equipment comprises: the cutter mounting shaft (14) penetrates through the fixing plate (9), and the distance from the blade edge of the blade to the axis of the cutter mounting shaft (14) is larger than the distance from the axis of the cutter mounting shaft (14) to the excircle of the roller (24).

6. The portable glass fiber full-automatic shearing equipment as claimed in claim 2, wherein the equipment comprises: the first guide plate (28) and the second guide plate (20) form an included angle with the horizontal plane, the first guide plate (28) and the second guide plate (20) are fixed on the fixing plate (9) through the guide plate fixing plate (29), and the first steering plate (27) and the second steering plate (21) are rotatably arranged on the guide plate fixing plate (29) through the steering plate fixing shaft (30).

7. The portable glass fiber full-automatic shearing equipment as claimed in claim 2, wherein the equipment comprises: the fixed plate (9) is fixedly provided with a pressing plate connecting plate (8), a first driving mechanism is fixed on the pressing plate connecting plate (8) through a first mechanism fixing plate (7), a second mounting plate (6) is fixedly arranged on one side of the fixing plate (9), and a first mounting plate (19) is connected with the second mounting plate (6) through a pin shaft.

8. The portable glass fiber full-automatic shearing equipment as claimed in claim 1, wherein the equipment comprises: the fiber cutting device also comprises a motor (1), and the motor (1) is connected with the roller (24) through a transmission shaft (16).

9. The portable glass fiber full-automatic shearing equipment as claimed in claim 8, wherein the equipment comprises: and the control device (31) comprises a human-computer interface module, a coordination module, a servo driving module and an electromagnet action module, the servo driving module is connected with the motor (1), and the electromagnet action module is respectively connected with the first driving mechanism and the second driving mechanism.

Technical Field

The invention relates to a glass fiber product processing machine, in particular to a portable glass fiber full-automatic shearing device.

Background

The glass fiber filament is an inorganic non-metallic material with excellent performance, the diameter of the glass fiber filament ranges from several micrometers to twenty micrometers, the glass fiber filament is equivalent to 1/20-1/5 of a hair filament, each bundle of fiber precursor consists of hundreds of even thousands of filaments, and the glass fiber filament is generally used as a reinforcing material, an electric insulating material, a heat insulation material and the like in a composite material and is widely applied to various fields of national economy. The glass fiber shearing equipment has the advantages of high tensile strength, small elongation, high elastic coefficient, good rigidity, good processability, capability of being made into products with different shapes such as strands, bundles, felts, woven fabrics and the like, low price and the like, is widely used in various industries such as traffic, electronics, chemical industry, environmental protection, national defense and the like, has good mechanical property and brings the problem of difficult shearing on the contrary, and has very important significance in designing and producing the glass fiber shearing equipment with high efficiency, convenience, rapidness and environmental protection because the glass fiber is extremely light in weight and is extremely easy to blow away in the shearing process to further cause environmental pollution.

Since the glass fiber cutting equipment needs to be cut according to conditions during use to meet the use requirements, the glass fiber cutting equipment needs to meet the requirements of different cutting lengths. The glass fiber shearing machine is used for cutting glass fibers in various application fields, and is used for shearing glass fibers with high mechanical strength by high-speed rotation of a blade or falling of the blade, so that the sheared material is uniform in length, high in automation degree, high in production rate, reliable in work and convenient to operate. The cutter is dropped to realize the adjustment of the cutting length by controlling the dropping frequency of the cutter, but the cutting precision is not easy to ensure; the rotary cutter realizes the adjustment of the shearing length by controlling the rotating speed of each blade, is easy to control, has high precision requirement on the blade groove of the cutter mounting shaft, and is easy to ensure the shearing precision under the condition of ensuring the precision of the cutter mounting shaft. At present general glass fiber shearing equipment, though cut glass fiber high-efficient, convenient, swift, still have the weak point, firstly the shearing precision is poor, and the material length of shearing out has great error, perhaps with criticize the glass fiber silk length of shearing out poor more mutually, secondly common glass fiber shearing equipment volume is great, and area is big, and thirdly common glass fiber shearing equipment work efficiency is lower, and the location direction that can't realize the material mostly presss from both sides tightly. Therefore, how to improve the shearing precision of the glass fiber shearing equipment, the structure of the glass fiber shearing equipment is lighter, and the working efficiency of the glass fiber shearing equipment is higher is important.

Chinese patent document No. CN108130629A discloses a glass fiber cutting device in 2018, 6.8.8.a working process of the device is that glass fibers are fed into a cutting wheel through a feeding wheel for cutting, the cut glass fibers fall on a feeding belt, and are fed into a metering wheel through the feeding belt for metering, the metering wheel rotates at a slow speed, and a scattering wheel rotates at a high speed, at the same time, short and disordered glass fibers can be scattered and uniformly separated by needling, so that the sorted glass fibers are discharged from a discharge port. The upper end and the lower extreme of this equipment casing are provided with feed inlet and discharge gate respectively, are close to the feed inlet at this casing and are provided with the feeding wheel and take the cutting wheel of cutting sword, and this feeding wheel turns to opposite with the cutting wheel feeding wheel and cutting wheel below are provided with the feeding belt, the output of feeding belt is close to the discharge gate is installed the metering wheel and is broken up the wheel at this discharge gate, wherein break up the wheel and be located the metering wheel rear, metering wheel and break up wheel circumference all are equipped with the acupuncture, just acupuncture on the metering wheel and break up the acupuncture intermeshing on the wheel, metering wheel and the turning to opposite of breaking up the wheel, just the slew velocity of breaking up the wheel is greater than the speed of metering wheel. The invention has simple and novel structure, can produce and blank short and disordered glass fibers and has low cost. The device has a complex structure, is only used for cutting single-strand fibers and has use limitation.

Therefore, further improvements are needed.

Disclosure of Invention

The invention aims to provide a portable full-automatic glass fiber shearing device which can shear slender and bundled glass fiber yarns, has a simple structure, low cost, environmental protection and economy and controllable fiber cutting length and can realize full automation, so as to overcome the defects in the prior art.

According to the full automatic cutout equipment of portable glass fiber of this purpose design, include guider and cut fine device, its characterized in that: the guiding device comprises a first guiding plate, a second guiding plate, a first steering plate and a second steering plate, the fiber cutting device comprises a knife roller, a first driving mechanism, a pressing plate and a first mounting plate, the knife roller comprises a knife roller rotating shaft, a knife roller mounting shaft and blades, the knife roller mounting shaft is provided with a plurality of blade mounting grooves which are uniformly distributed in an annular manner, the blades are mounted on the blade mounting grooves, the knife roller mounting shaft is positioned on the upper side of the roller and is connected with the knife roller rotating shaft, the pressing plate is arranged on one side of the first driving mechanism and is locked on the pressing plate groove of the first mounting plate, the knife roller rotating shaft is arranged on the lower side of the first mounting plate, the first guiding plate and the second guiding plate are parallel to each other, the first steering plate and the second steering plate are arranged between the first guiding plate and the second guiding plate, an adjustable gap is arranged between the first steering plate and the second steering plate, the first guiding plate roller and the roller are, an adjustable fit clearance is arranged between the roller and the roller; when the shearing equipment works, glass fibers sequentially pass through the through hole and the gap of the second guide plate and the through hole of the first guide plate and are conveyed to the matching gap, the glass fibers positioned at the matching gap are dragged to the position between the knife roll installation shaft and the roller when the roller and the roller rotate, the first driving mechanism presses the pressing plate downwards, the first installation plate and the knife roll are pressed downwards sequentially when the pressing plate is pressed, the blade presses the roller when the knife roll is pressed downwards, and the roller drives the knife roll installation shaft to rotate so as to shear the glass fibers.

And the sealing device comprises a first protective cover and a second protective cover, the fiber cutting device further comprises a fixing plate, the first protective cover is fixed on the fixing plate, the second protective cover is fixed on the lateral part of the first protective cover, the two sides of the first protective cover are respectively provided with a feed inlet and a discharge outlet, the feed inlet is superposed with the large end face of the first guide plate, the roller and the knife roller are arranged in the first protective cover, and the gap between the roller and the roller is adjacent to the feed inlet.

Install the regulating block on the fixed plate, the regulating block is adjacent to the feed inlet of first guard shield, and the cylinder is installed on the regulating block, and the regulating block passes through the bolt fastening on the fixed plate, and the clearance between regulating block rotation regulation gyro wheel and the cylinder.

The tool changing device comprises a second driving mechanism, a connecting block, a second mechanism fixing plate, a sliding block, a sliding rail, a first sliding block fixing plate and a second sliding block fixing plate, wherein the second driving mechanism is connected with the first mounting plate through the second mechanism fixing plate; when the tool is changed, the second driving mechanism pushes the sliding block to move along the direction of the sliding rail, the sliding block drives the first sliding block fixing plate and the second sliding block fixing plate to move, and the first sliding block fixing plate drives the tool roller rotating shaft to axially move when moving, so that the tool mounting shaft axially extends out.

The cutter installation shaft passes through the fixed plate, and the distance from the cutting edge of the blade to the axis of the cutter installation shaft is greater than the distance from the axis of the cutter installation shaft to the excircle of the roller.

The first guide plate and the second guide plate form an included angle with the horizontal plane, the first guide plate and the second guide plate are fixed on the fixing plate through the guide plate fixing shaft, and the first steering plate and the second steering plate are rotatably arranged on the guide plate fixing plate through the steering plate fixing shaft.

The fixed plate is fixedly provided with a pressing plate connecting plate, the first driving mechanism is fixed on the pressing plate connecting plate through the first mechanism fixing plate, one side of the fixing plate is fixedly provided with a second mounting plate, and the first mounting plate is connected with the second mounting plate through a pin shaft.

The fiber cutting device further comprises a motor, and the motor is connected with the roller through a transmission shaft.

And the control device comprises a human-computer interface module, a coordination module, a servo driving module and an electromagnet action module, the servo driving module is connected with the motor, and the electromagnet action module is respectively connected with the first driving mechanism and the second driving mechanism.

The portable full-automatic glass fiber shearing equipment has the following advantages:

1. high working efficiency

Because the density of the glass fiber is low and the requirement on the glass fiber yarn is high in the actual production, the equipment is required to have the characteristic of high working efficiency so as to meet the production requirement, and when the portable automatic glass fiber yarn shearing equipment works, six glass fibers can be simultaneously sheared at most, and the high production efficiency can be realized by matching with the selected fiber cutting length;

2. more lightweight structure

The portable automatic glass fiber shearing equipment has simple and compact structure, the total mass of the equipment is about 12kg, and the occupied space volume of the equipment is about 0.18m³Compared with the traditional glass fiber shearing equipment, the equipment has smaller volume and smaller occupied area, and 3-4 pieces of light automatic glass fiber filament shearing equipment can be accommodated in the occupied space of the traditional shearing equipment, so that the space of the installed equipment is fully utilized, and the installation and debugging are convenient;

3. the length of the cut fiber is controllable

When the rotating speed of the roller is higher, the number of the installed blades is more, namely the circumferential distance between the blades is smaller, the obtained fiber cutting length is shorter, and when the rotating speed of the roller is lower, the number of the installed blades is less, namely the circumferential distance between the blades is larger, the obtained fiber cutting length is longer, so that the control on the fiber cutting length can be realized by controlling the rotating speed of the roller and the installation number of the blades;

4. the fiber cutting speed is adjustable

Because the portable automatic glass fiber shearing equipment can assist various fiber reinforced polymer composite material production equipment to produce and quantitatively supply glass fibers for the fiber reinforced polymer composite material production equipment, the fiber cutting rate is the amount of the glass fibers to be supplied per minute, the equipment is required to have the characteristic of adjustable fiber cutting rate and meet different production requirements, the fiber cutting rate depends on the number of glass fiber bundles to be sheared and the fiber cutting length, the fiber cutting length and the fiber cutting rate are set through a human-computer operation interface, the number of the glass fiber bundles to be sheared can be obtained, and the glass fibers are supplied according to the number for shearing;

5. environment-friendly

Because the glass fiber is relatively light, the glass fiber flies out from the discharge hole after being cut, and if the glass fiber is easy to fly around without a sealing device, the cut glass fiber can cause itching if falling on a human body, so that the equipment is required to have the environment-friendly characteristic, and the harm to workers and the environment can not be generated in the production process;

6. can be used as a module

The portable automatic glass fiber shearing equipment has simple and compact structure, so that the equipment can be assembled with various fiber reinforced polymer composite material production equipment, realizes material supply in proportion before the fiber reinforced polymer composite material production equipment is mixed, and is favorable for improving the production efficiency of the fiber reinforced polymer composite material production equipment.

Drawings

Fig. 1 is a front view of a shearing apparatus in an embodiment of the present invention.

Fig. 2 is a top view of a shearing apparatus in an embodiment of the present invention.

Fig. 3 is a left side view of a shearing apparatus in an embodiment of the present invention.

Fig. 4 is a schematic view of a sealing structure of the shearing apparatus in an embodiment of the present invention.

Fig. 5 is a schematic view of the overall structure of the tool changer according to an embodiment of the present invention.

Fig. 6 is a schematic view of the overall structure of the guide device according to an embodiment of the present invention.

Fig. 7 is a schematic diagram of a connection structure of a control device according to an embodiment of the present invention.

Fig. 8 is a schematic view of the overall structure of the shearing apparatus in an embodiment of the present invention.

Fig. 9 is a front view of a fiber cutting device in an embodiment of the invention.

FIG. 10 is a front view of a seal assembly in accordance with an embodiment of the present invention.

Detailed Description

The invention is further described with reference to the following figures and examples.

Referring to fig. 1-10, this full automatic cutout equipment of lightweight glass fiber includes guider, cuts fine device, tool changer, sealing device, controlling means 31, and guider includes first deflector 28, second deflector 20, first deflector 27 and second deflector 21, is provided with 3 through-holes on the first deflector 28, is provided with 6 through-holes on the second deflector 20, and the effect of deflector is: the long and thin glass fibers in bundles pass through the hole positions on the guide plate to provide correct guide for the glass fiber yarns, so that the feeding directions of the glass fiber yarns are consistent, and the steering plate has the following functions: the glass fiber yarns can be properly compacted by adjusting the gap between the first steering plate 27 and the second steering plate 21 so as to be kept in a bundled state and not to be diverged before shearing when being conveyed forwards; the fiber cutting device comprises a knife roll, a roller 24, a rotary drum 23, a first driving mechanism, a pressing plate 22 and a first mounting plate 19, wherein the knife roll comprises a knife roll rotating shaft 15, a knife roll mounting shaft 14, a bearing and blades, a plurality of blade mounting grooves 14.1 which are uniformly distributed in an annular mode are formed in the knife roll mounting shaft 14, the blades are mounted in the blade mounting grooves 14.1, the length of a cut fiber is determined by blade mounting intervals (namely the circumferential distance between the cutting edges of the blades), the blades are mounted according to a symmetry principle, namely the included angles between every two mounted blades are equal, the knife roll has the function of realizing replacement of the blades and rotation of the blades, and due to the fact that pressure exists between the contact surfaces of the blades and the roller 24, when the roller 24 rotates, the mounting shaft 14 of the knife roll is dragged to rotate together by means of friction force between the contact surfaces of the; the knife roll mounting shaft 14 is located on the upper side of the roller 24 and connected with the knife roll rotating shaft 15, the pressing plate 22 is arranged on one side of the first driving mechanism and locked on the pressing plate groove of the first mounting plate 19, the first driving mechanism comprises a knife pressing cylinder 18 and a first cylinder piston rod, the knife roll rotating shaft 15 is arranged on the lower side of the first mounting plate 19, the first guide plate 28 is parallel to the second guide plate 20, the first steering plate 27 and the second steering plate 21 are arranged between the first guide plate 28 and the second guide plate 20, an adjustable gap is arranged between the first steering plate 27 and the second steering plate 21, the first guide plate 28 is adjacent to the roller 24 and the roller 23, a certain adjustable fit gap is arranged between the outer circular surface of the roller 24 and the roller 23, and the clamping effect of the roller 23 and the roller 24 on glass fibers is realized by adjusting the fit gap, so as to realize feeding.

When the shearing equipment works, a plurality of strands of glass fibers are sent into the guiding device, the glass fibers sequentially pass through the through hole and the gap of the second guiding plate 20 and the through hole of the first guiding plate 28 and are conveyed to the matching gap, then the distance between the roller 24 and the roller 23 (namely the size of the matching gap) is adjusted to compress the glass fibers, after the glass fibers are compressed, the glass fibers at the matching gap are dragged to the area between the knife roll mounting shaft 14 and the roller 24 through the rotation of the roller 24 and the roller 23, then the knife pressing cylinder 18 acts, the cylinder piston rod extends forwards out of the pressing plate 22, the first mounting plate 19 is pressed downwards when the pressing plate 22 is pressed, the knife roll is pressed downwards through the sliding block 5 when the first mounting plate 19 is pressed downwards (the sliding block 5 presses the first sliding block fixing plate 11 downwards, the first sliding block fixing plate 11 drives the knife roll rotating shaft 15 to move downwards so as to drive the knife roll mounting shaft 14 to move downwards, when the knife roll is pressed downwards, the blade on the knife roll mounting shaft 14 presses the roller 24, pressure is generated between the contact surfaces of the blade and the roller 24, the roller 24 drags glass fibers to feed when rotating, the glass fibers are pressed tightly by the blade and the roller 24, because the blade on the knife tool mounting shaft 14 presses the roller 24, the knife tool mounting shaft 14 passively rotates under the action of friction force between the blade and the roller, after the cutting edge of the blade is contacted with the glass fibers, the blade and the roller 24 are mutually extruded, meanwhile, the blade extrudes the glass fibers, under the action of the pressure, the internal stress at the contact part of the glass fibers and the cutting edge of the blade exceeds the strength limit of the glass fibers.

The sealing device comprises a first shield 26 and a second shield 17, the fiber cutting device further comprises a fixing plate 9, the first shield 26 is fixed on the fixing plate 9, the second shield 17 is fixed on the side portion of the first shield 26, a feeding hole and a discharging hole are formed in two sides of the first shield 26 respectively, the feeding hole is overlapped with the large end face of a first guide plate 28, the roller 24, the roller 23 and the cutter roller mounting shaft 14 are located in the first shield 26, and a gap between the roller 24 and the roller 23 is adjacent to the feeding hole. The glass fiber is fine after being cut, the density of the glass fiber is low, and the glass fiber is easy to scatter, and the first protective cover 26 and the second protective cover 17 are designed, so that the sealing performance in the fiber cutting process is guaranteed, and the phenomenon that the glass fiber scatters after being cut is avoided.

The fixed plate 9 is provided with an adjusting block 25, the adjusting block 25 is adjacent to the feeding hole of the first shield 26, the roller 23 is arranged on the adjusting block 25, the adjusting block 25 is fixed on the fixed plate 9 through the bolt 13, and the adjusting block 25 rotates to adjust the gap between the roller 24 and the roller 23. The adjusting block 25 can adjust the position of the roller 23, and after the bolt 13 is loosened, the adjusting block 25 is rotated to adjust the position of the roller 23 so as to adjust the distance (namely the matching gap) between the roller 24 and the roller 23, thereby realizing the clamping of the flexible bunched glass fibers.

The tool changing device comprises a second driving mechanism, a connecting block 3, a second mechanism fixing plate 4, a sliding block 5, a sliding rail 10, a first sliding block fixing plate 11 and a second sliding block fixing plate 12, the second driving mechanism comprises a tool changing cylinder 2 and a second cylinder piston rod, the tool changing cylinder 2 is connected with a first mounting plate 19 through the second mechanism fixing plate 4, the sliding block 5 is arranged on the sliding rail 10 in a sliding mode, the position, right below the first mounting plate 19, of the sliding rail 10 is connected through screws, the sliding block 5 is connected with the first sliding block fixing plate 11 and the second sliding block fixing plate 12 respectively, and the first sliding block fixing plate 11 is connected with a tool roller rotating shaft 15 and the connecting block 3 respectively; when the cutting edge produces certain wearing and tearing and need change the blade, during the tool changing, tool changing cylinder 2 makes the second cylinder piston rod stretch out through connecting block 3, second cylinder piston rod promotes slider 5 when stretching out and moves along the 10 direction movements of slide rail, slider 5 drives first slider fixed plate 11 and the motion of second slider fixed plate 12, drive cutter roller axis of rotation 15 axial motion when first slider fixed plate 11 moves, so that 14 axial extensions of cutter installation axle (to the direction of second guard shield 17) stretch out, then change the blade that has worn out in the discharge gate department of first guard shield 26, after the change is accomplished, the retraction of second cylinder piston rod, cutter installation axle 14 returns initial position, thereby realize the process of tool changing.

The cutter mounting shaft 14 passes through the fixing plate 9, and the distance from the blade edge of the blade to the axis of the cutter mounting shaft 14 is greater than the distance from the axis of the cutter mounting shaft 14 to the outer circle of the roller 24, so that the blade compresses the roller 24 to meet the requirement of normal operation. The speed of rotation of the roller 24 and the number of blades mounted on the cutter mounting shaft 14 determine the length of the cut fiber, with a greater number of blades mounted (i.e., a smaller blade spacing) at higher speeds of the roller 24 resulting in a shorter cut fiber length, and vice versa.

The first guide plate 28 and the second guide plate 20 form an angle with the horizontal plane, the first guide plate 28 and the second guide plate 20 are fixed on the fixing plate 9 through a guide plate fixing plate 29, and the first steering plate 27 and the second steering plate 21 are rotatably arranged on the guide plate fixing plate 29 through a steering plate fixing shaft 30. The steering plate fixing shaft 30 allows the steering plate to have a certain free swing arc, and the phase of the steering plate is adjusted to be suitable for the passing position of the glass fiber by rotating the steering plate fixing shaft 30.

The fixed plate 9 is fixedly provided with a pressing plate connecting plate 8, the pressing knife cylinder 18 is connected with the cylinder fixing plate 7 and is fixed on the pressing plate connecting plate 8, one side of the fixed plate 9 is fixedly provided with a second mounting plate 6 through screws, and the first mounting plate 19 is connected with the second mounting plate 6 through a pin shaft, so that the first mounting plate 19 has a certain swing radian, and under the thrust action of the pressing knife cylinder 18, the first mounting plate 19 swings, and pressure is generated between the blade cutting edge and the contact surface of the outer circular surface of the roller 24.

The fiber cutting device also comprises a motor 1, the motor 1 is connected with the roller 24 through a transmission shaft 16, the motor 1 can drive the roller 24 to rotate, and the rotating speed of the roller 24 can be adjusted.

The control device 31 comprises a human-computer interface module, a coordination module, a servo drive module and an electromagnet action module, wherein the servo drive module is connected with the motor 1, and the electromagnet action module is respectively connected with the first drive mechanism and the second drive mechanism. The hardware of the control device 31 adopts a programmable controller PCC of B & R company, the software structure adopts a modularized form, and the system control software comprises a human-computer interface module, a coordination module, a servo drive module, an electromagnet action module and the like, wherein the human-computer interface module is mainly used for setting the fiber cutting length, the fiber cutting speed, blade replacement and fiber cutting start and stop, the servo drive module is mainly used for realizing the conversion and transmission of control signals and servo signals, the electromagnet action module is used for realizing the control of the blade changing cylinder 2 and the blade pressing cylinder 18, and the coordination module coordinates the cooperative work of all functional modules.

The foregoing is a preferred embodiment of the present invention, and the basic principles, principal features and advantages of the invention are shown and described. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, but that various changes and modifications may be made without departing from the spirit and scope of the invention, and the invention is intended to be protected by the following claims. The scope of the invention is defined by the appended claims and equivalents thereof.