Spinning equipment for preparing nano fibers
Technical Field
The invention relates to a nanofiber manufacturing device, belongs to the field of nano spinning, and particularly relates to spinning equipment for preparing nanofibers.
Background
At present, the forming method of the filamentous fiber mainly comprises melt spinning, dry spinning, wet spinning, electrostatic spinning, blow spinning, centrifugal spinning and the like. Wherein, centrifugal spinning is a method that polymer melt or solution is thrown out of fine holes by centrifugal force and shearing force generated by a high-speed rotating device to form fibers, and compared with the traditional electrostatic spinning method, the centrifugal spinning has higher production efficiency.
The utility model discloses a centrifugal spinning device is disclosed for the utility model patent of grant notice No. CN205617001U, grant notice day for 2016 year 10 month 5 days, it includes motor, spinning head and collection stick, and the spinning head is installed at the pivot top of motor and is driven by the motor and rotate, has the cavity that holds the dope in the spinning head, and the spinning head top is equipped with annotates the liquid mouth, the spinning head lateral wall be equipped with the spinneret orifice of cavity intercommunication, collection stick around the setting of spinning head round, during the application, the spinning head is driven by the motor and is rotated, and the dope is spout from the spinneret orifice of spinning head, and the motion obtains drawing between spinneret orifice and collection stick, and the solvent volatilizees simultaneously, forms the fibre, receives through collecting the stick and obtains the fibre membrane. Although this design enables basic centrifugal spinning to obtain fibers, it still has the following drawbacks:
firstly, the design can only produce a single fiber each time, the yield is low, the innovation is weak, only a single-structure fiber can be produced, and the existing requirements are difficult to meet, such as the production of a back-to-back type fiber (two different fibers are tightly attached together back-to-back);
second, the design is less collecting and does not have the ability to collect multiple fibers.
The information disclosed in this background section is only for enhancement of understanding of the general background of the patent application and should not be taken as an acknowledgement or any form of suggestion that this information forms the prior art already known to a person skilled in the art.
Disclosure of Invention
The invention aims to overcome the defects and problems that the back-rest type fiber cannot be prepared and the multi-fiber collecting capability is weak in the prior art, and provides spinning equipment for preparing nano-fibers, which can prepare back-rest type fibers and has strong multi-fiber collecting capability.
In order to achieve the above purpose, the technical solution of the invention is as follows: a spinning device for preparing nanofibers comprises a tank body, a driving device, a collecting device and a feeding device, wherein one end of the driving device is connected with a motor shaft of a driving motor, the other end of the driving device is connected with the tank body, the tank body is located inside the collecting device, a tank column cavity is formed in the tank body, and the tank column cavity is communicated with the feeding device through a feeding pipe;
the collecting device comprises a collecting chassis and a plurality of collecting rods, the middle part of the collecting chassis is provided with a penetrating shaft hole, the collecting rods are parallel to each other two by two, all the collecting rods form a collecting ring in a surrounding mode, a tank body is arranged inside the collecting ring, the bottom of each collecting rod is connected with the collecting chassis, the top of each collecting rod extends upwards, the top of each collecting rod is higher than the tank body, a motor shaft penetrates through the penetrating shaft hole and then is connected with the bottom of a driving device, the top of the driving device is connected with the side wall of the tank body, and the top of the tank body is communicated with a feeding device through a feeding pipe;
the both ends of jar body are connected with left nozzle, right nozzle respectively, and the inside of jar body is provided with the division board in order to be jar post chamber for jar post front chamber, jar post back chamber, and the one end in jar post front chamber, jar post back chamber all is linked together with left nozzle, and the other end in jar post front chamber, jar post back chamber all is linked together with left nozzle.
The tank comprises a tank body, a tank column cavity, a tank column front cavity, a tank column rear cavity, a tank column cover, a tank body cover and a tank column cover, wherein the tank column cavity is coaxially arranged in the tank body, a partition plate is clamped and plugged in the tank column cavity and comprises a left corner plate, a middle flat plate and a right corner plate which are sequentially connected, the middle flat plate is positioned in the tank column cavity, the tank column cavity is divided into the tank column front cavity and the tank column rear cavity by the middle flat plate, the front surface of the middle flat plate is contacted with the tank column front cavity, the back surface of the middle flat plate is contacted with the tank column rear cavity, and the top and the bottom of the middle flat plate are correspondingly contacted with the top and the bottom of the cavity wall of the tank column cavity;
the left nozzle and the right nozzle are consistent in structure and respectively comprise a rear cone nozzle, a middle column nozzle and a front column nozzle, one end of the rear cone nozzle is connected with the end part of the tank body, the other end of the rear cone nozzle is connected with the front column nozzle through the middle column nozzle, and a rear nozzle cavity, a middle nozzle cavity and a front nozzle cavity which are sequentially communicated are formed in the left nozzle and the right nozzle;
the left angle plate and the right angle plate are positioned outside the tank column cavity and are correspondingly positioned inside the left nozzle and the right nozzle; the major diameter end of the left corner plate and the right corner plate is connected with the end part of the middle flat plate respectively, the small diameter ends of the left corner plate and the right corner plate extend outwards to the rear mouth cavity, and the end parts of the small diameter ends of the left corner plate and the right corner plate are arranged at the joint part of the rear mouth cavity and the middle mouth cavity.
The long rod slide ways which correspond to the collecting rods one to one are arranged on the collecting chassis and connected with the bottom ends of the collecting rods, all the long rod slide ways are uniformly arranged on the same circumference, and the inside of a slide way ring formed by all the long rod slide ways is provided with a machine penetrating shaft hole.
The both ends that are close to, keep away from on the long slide of pole wear the axle hole are slide inner, slide outer end respectively, the position of collecting nearly slide outer end on the chassis has seted up a set connecting hole, and this set connecting hole is connected with the bottom of bracing piece, and the top of bracing piece is connected with a net ring, and the middle part of a net ring is provided with the feed block, has spread all over the overhead net between the lateral wall of this feed block and the inside wall of a net ring, and a net ring, feed block all are higher than the setting of jar body, and the inlet pipe is worn to be linked together with the top of jar body after the feed block.
The top net ring comprises a top net ring and a top lower net ring which correspond to each other from top to bottom, the feeding block comprises a top material block and a top lower material block which correspond to each other from top to bottom, the outer side of the top net is clamped between the top net ring and the top lower net ring, and the inner side of the top net is clamped between the top material block and the top lower material block.
The top material block is connected with the bottom material block through a plurality of feeding bolts, a bolt clamping cavity is clamped between the parts, exposed above the top material block, of the adjacent feeding bolts, a top straight rod penetrates through the bolt clamping cavity, two ends of the top straight rod are respectively connected with the top surface of the top net ring, and the bolt clamping cavity and the top straight rod correspond to each other one by one.
The top of the tank body is provided with a liquid inlet hole communicated with the tank column cavity, the liquid inlet hole is communicated with the feeding device through a feeding pipe, the middle part of the tank body is clamped between the fastening piece and the connecting piece, and the part of the connecting piece far away from the fastening piece is fixedly connected with the driving device;
the fastening piece comprises a fastening middle top plate, a fastening front bottom plate and a fastening rear bottom plate which are connected with two sides of the fastening middle top plate, the fastening front bottom plate and the fastening rear bottom plate are of L-shaped structures, a fastening jack which is opposite to the liquid inlet hole is formed in the middle of the fastening middle top plate, and the fastening front bottom plate, the fastening middle top plate and the fastening rear bottom plate are sequentially connected into a fastening upper groove;
the connecting piece comprises a connecting top seat and a connecting bottom column which are connected up and down, a connecting lower groove corresponding to the fastening upper groove is formed in the middle of the connecting top seat, the positions, located on the two sides of the connecting lower groove, of the connecting top seat are respectively a connecting front top platform and a connecting rear top platform, the connecting front top platform is correspondingly connected with the fastening front bottom plate, the connecting rear top platform is correspondingly connected with the fastening rear bottom plate, and the connecting lower groove and the fastening upper groove are in up-down lap joint to form a clamping groove to clamp the tank body.
The driving device comprises a driving bearing, a driving transmission part and a lock bearing nut, the driving transmission part comprises a driving ring and at least two driving support legs, the driving ring, the driving bearing and the lock bearing nut are sequentially sleeved on the side wall of the connecting bottom column, the lock bearing nut and the driving ring lock and fix the driving bearing together, the side wall of the driving ring is connected with the top ends of the driving support legs, the bottom ends of the driving support legs extend downwards, and the bottom of the connecting bottom column is connected with a motor shaft.
The spinning equipment for preparing the nano fibers further comprises two filament outlet needle tubes, and a single filament outlet needle tube corresponds to the left nozzle or the right nozzle;
the rear nozzle cavity comprises a rear nozzle column cavity and a rear nozzle cone cavity, the rear nozzle column cavity is sleeved on the outer side of the end part of the tank body, and the rear nozzle cone cavity covers the outer part of the corresponding left corner plate or right corner plate; the large-diameter end of the rear nozzle conical cavity is communicated with the rear nozzle column cavity, the small-diameter end of the rear nozzle conical cavity is communicated with the middle nozzle cavity in a flush manner, and the diameter of the middle nozzle cavity is larger than the thickness of the left corner plate and the right corner plate;
the silk discharging needle tube comprises a needle tube seat section, a needle tube waist section, a needle tube head section and a needle tube tip section which are sequentially connected, wherein a needle tube seat cavity, a needle tube waist cavity, a needle tube head cavity and a needle tube tip cavity which are sequentially communicated are correspondingly formed in the needle tube seat section, the needle tube waist section, the needle tube head section and the needle tube tip section; the needle tube seat cavity and the needle tube waist cavity are sleeved on the outer side wall of the front column mouth, and the needle tube head section and the needle tube tip section extend towards the direction far away from the front column mouth;
the needle tube head cavity comprises a needle tube frustum head cavity and a needle tube cylindrical head cavity, the large diameter end of the needle tube frustum head cavity is communicated with the front nozzle cavity, the diameter of the large diameter end of the needle tube frustum head cavity is larger than that of the front nozzle cavity, the small diameter end of the needle tube frustum head cavity is communicated with one end of the needle tube cylindrical head cavity, the other end of the needle tube cylindrical head cavity is communicated with the needle tube tip cavity, and the diameters of the needle tube cylindrical head cavity and the needle tube tip cavity are consistent.
The spinning equipment for preparing the nano fibers further comprises two needle tube fixing pieces, and the needle tube fixing pieces and the yarn outlet needle tubes correspond to one another one by one; a needle fixing rear cavity and a needle fixing front cavity are formed in the needle tube fixing piece, a needle fixing outer opening and a needle fixing sealing plate are respectively arranged at two ends of the needle tube fixing piece, a needle fixing sealing opening is formed in the middle of the needle fixing sealing plate, the part, far away from the needle fixing sealing plate, of the needle fixing rear cavity is sleeved on the outer side of the middle column nozzle, a needle fixing separation cavity is formed in the needle fixing rear cavity and located between the middle column nozzle and the needle fixing sealing plate, and a front column nozzle, a needle tube seat section, a needle tube waist section and a needle tube head section are arranged in the needle fixing separation cavity; the front end of the needle fixing rear cavity is communicated with one end of the needle fixing front cavity, the other end of the needle fixing front cavity is communicated with the needle fixing sealing opening, and the tip section of the needle tube sequentially penetrates through the needle fixing front cavity and the needle fixing sealing opening and then extends towards the direction far away from the needle fixing sealing plate.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention relates to spinning equipment for preparing nano fibers, which mainly comprises a tank body, a driving device, a collecting device and a feeding device, wherein the collecting device comprises a collecting chassis and a plurality of collecting rods, every two collecting rods are parallel to each other, all the collecting rods enclose a collecting ring, the tank body is arranged in the collecting ring, the bottom of each collecting rod is connected with the collecting chassis, the top of each collecting rod extends upwards and is higher than the tank body, meanwhile, the two ends of the tank body are respectively connected with a left nozzle and a right nozzle, a partition plate is arranged in the tank body to divide a tank column cavity into a tank column front cavity and a tank column rear cavity, one end of each tank column front cavity and one end of each tank column rear cavity are communicated with the left nozzle, the other end of each tank column front cavity and the other end of each tank column rear cavity are communicated with the left nozzle, when the spinning equipment is used, the driving device drives the tank body to rotate so as to drive two different solutions (or melts) arranged in the tank column front cavity and the tank column rear cavity to rotate together, under the action of centrifugal force, two different solutions are thrown out from a certain nozzle in the form of the same fiber, such as a left nozzle or a right nozzle, at the moment, the sprayed fiber comprises a three-layer structure, namely, the independent parts of the two solutions and contact bodies of the two solutions in the middle contact part, so that the back-rest type fiber is obtained, in addition, the two nozzles can increase the yield of the fiber, and due to the back-rest type structure, the collection instantaneity requirement (the center of gravity can be deviated) is improved, therefore, the collection ring is specially arranged to collect the produced fiber quickly and timely. Therefore, the invention not only can prepare the backrest type fiber, but also has stronger multi-fiber collecting capability.
2. The invention relates to spinning equipment for preparing nano fibers, wherein a coaxial tank column cavity is formed in a tank body, a liquid inlet hole communicated with the tank column cavity is formed in the top of the tank body, the middle part of the tank body is clamped between a fastening piece and a connecting piece, the part, far away from the fastening piece, of the connecting piece is fixedly connected with a driving device, left angle plates and right angle plates at two ends of a partition plate respectively and correspondingly extend to the insides of a left nozzle and a right nozzle, the small-diameter ends of the left angle plates and the right angle plates extend outwards into a rear nozzle cavity, the end parts of the small-diameter ends of the left angle plates and the right angle plates are close to the joint of the rear nozzle cavity and a middle nozzle cavity The tank column back cavity is separated and placed, and flows along the partition board respectively until the tank column back cavity is contacted with the middle nozzle cavity, when the tank column back cavity is contacted with the middle nozzle cavity, the whole preparation tank is in a rotating state, and the spinning solution in the preparation tank is acted by centrifugal force, so that the two spinning solutions are only slightly fused on the middle contact surface to obtain a contact body, and the rest part is still Jingwei, therefore, the fiber finally thrown out through the front nozzle cavity is still two components in appearance and is in a back-to-back combined state, thereby being very convenient and fast. Therefore, the invention can prepare backrest type fiber, and has the advantages of high working efficiency, wide application range and high yield.
3. In the spinning equipment for preparing the nano fibers, the rear nozzle cavity comprises a rear nozzle column cavity and a rear nozzle cone cavity, wherein the rear nozzle column cavity is sleeved on the outer side periphery of the end part of the tank body, the rear nozzle cone cavity covers the outer part of the corresponding left corner plate or right corner plate, the large-diameter end of the rear nozzle cone cavity is communicated with the rear nozzle column cavity, the small-diameter end of the rear nozzle cone cavity is communicated with the middle nozzle cavity in a flush manner, the diameter of the middle nozzle cavity is larger than the thickness of the left corner plate and the right corner plate, and when the spinning equipment is applied, the rear nozzle cone cavity can play a role in enhancing the centrifugal force applied to the spinning solution on the basis of separating the two spinning solutions, so that the flow speed is improved, the time for mutually fusing the two solutions is shortened as much as possible, and the finally prepared back-backed fibers are ensured. Therefore, the invention can enhance the centrifugal effect and is beneficial to improving the quality of the backrest type fiber.
4. In the spinning equipment for preparing the nano fibers, the collecting chassis is provided with the rod length slideways which are in one-to-one correspondence with the collecting rods, the rod length slideways are connected with the bottom ends of the collecting rods, all the rod length slideways are uniformly arranged in the same circumference, and the inside of a slideway ring enclosed by all the rod length slideways is provided with the machine penetrating shaft holes. Therefore, the adjustable solar water heater has the advantages of strong adjustability and good collecting effect.
5. According to the spinning equipment for preparing the nanofibers, the disc connecting hole is connected with the bottom end of the supporting rod, the top end of the supporting rod is connected with the top net ring, the feeding block is arranged in the middle of the top net ring, the top net is distributed between the outer side wall of the feeding block and the inner side wall of the top net ring, and the top net ring and the feeding block are both higher than the tank body. Therefore, the invention has high safety and high product quality.
6. In the spinning equipment for preparing the nano fibers, the fastening piece comprises a fastening middle top plate, a fastening front bottom plate and a fastening rear bottom plate, wherein the middle part of the fastening middle top plate is provided with a fastening jack which is arranged opposite to the liquid inlet hole, and the fastening front bottom plate, the fastening middle top plate and the fastening rear bottom plate are sequentially connected into a fastening upper groove; the connecting piece comprises a connecting top seat and a connecting bottom column which are connected up and down, wherein the middle part of the connecting top seat is provided with a connecting lower groove corresponding to the fastening upper groove, the connecting front top platform and the connecting rear top platform are clamped at the two sides of the connecting lower groove respectively, during assembly, the connecting front top platform is connected with the fastening front bottom plate correspondingly, the connecting rear top platform is connected with the fastening rear bottom plate correspondingly, the connecting lower groove and the fastening upper groove are overlapped up and down to form a clamping groove for clamping the tank body, the design can ensure the fixation of the tank body during rotation, is favorable for the smooth output of the back-type fiber, is also convenient for being connected with an external infusion device, ensures the smooth realization of the rotation process and the liquid inlet process, and has simple structure, is favorable for assembly and external observation, is convenient for maintenance, particularly when a positioning column hole and a positioning pin are arranged for inserting and matching, is more favorable for positioning and installation, and is also convenient for observing the position of the tank body in rotation, avoiding falling off or dislocation. Therefore, the invention not only has stronger operation stability, but also is convenient for installation and maintenance.
7. The invention relates to a spinning device for preparing nano-fiber, which is characterized in that two filament outlet needle tubes are additionally arranged, a single filament outlet needle tube corresponds to a left nozzle or a right nozzle, the filament outlet needle tube comprises a needle tube seat section, a needle tube waist section, a needle tube head section and a needle tube tip section which are sequentially connected, and a needle tube seat cavity, a needle tube waist cavity, a needle tube head cavity and a needle tube tip cavity which are respectively and correspondingly arranged in the filament outlet needle tube. Therefore, the invention can prepare the backrest type fiber with firm structure.
Drawings
Fig. 1 is a schematic structural view of the present invention.
Fig. 2 is a schematic view of the construction of the top net ring of fig. 1.
Fig. 3 is a schematic view of the relative positions of the collection chassis and the tank body in the present invention.
Figure 4 is an exploded view of the canister body, fastener, connector, and drive arrangement of figure 3.
Fig. 5 is a schematic view of the assembled structure of fig. 4.
Fig. 6 is a schematic view of the half-section of fig. 5.
Fig. 7 is a vertical sectional view of the can body of the present invention.
FIG. 8 is a schematic view of the right nozzle, the filament outlet needle tube, and the needle tube holder of FIG. 7 in their relative positions.
Fig. 9 is a schematic perspective view of the can body of the present invention with a left half cut away.
FIG. 10 is a schematic view of the relative positions of the filament outlet needle cannula and the needle cannula mount of FIG. 9.
Fig. 11 is a schematic perspective view of the filament outlet needle tube of the present invention when cut open.
Figure 12 is a perspective view of the needle cannula mount of the present invention with the needle cannula mount broken away.
Fig. 13 is a schematic view of the construction of the can body of the present invention when clamped by the fastener and the connecting member.
Fig. 14 is a perspective view of the connection top seat of fig. 13 with the cut-away portion.
FIG. 15 is a schematic view of the construction of the drive transmission member of the present invention.
In the figure: left nozzle 1, right nozzle 2, rear cone mouth 21, middle cylinder mouth 22, front cylinder mouth 23, rear mouth cavity 24, rear mouth cylinder cavity 241, rear mouth cone cavity 242, middle mouth cavity 25, middle mouth rear cavity 251, middle mouth front cavity 252, front mouth cavity 26, can body 3, divider plate 30, left angle plate 301, middle flat plate 302, right angle plate 303, plate step 304, can column cavity 31, can column front cavity 311, can column rear cavity 312, liquid inlet hole 32, positioning column hole 33, filament outlet needle tube 4, needle tube seat section 41, needle tube waist section 42, needle tube head section 43, needle tube tip section 44, needle tube seat cavity 45, needle tube waist cavity 46, needle tube 47, needle tube cone head cavity 471, needle tube cylindrical head cavity 472, needle tube tip cavity 48, extension needle tube 49, extension needle cavity 491, needle tube 5, needle fixation rear cavity 51, needle fixation compartment 511, needle fixation compartment 512, needle fixation front cavity 52, needle fixation outer opening 53, needle fixation closing plate 54, needle fixation opening fixation plate 541, needle fixation plate 54, needle fixation plate, The device comprises a fastener 6, a fastening middle top plate 61, a fastening jack 611, a fastening front bottom plate 62, a fastening rear bottom plate 63, a fastening upper groove 64, a connecting piece 7, a connecting top seat 71, a connecting lower groove 711, a connecting front top platform 712, a connecting rear top platform 713, a connecting bottom column 72, an connecting upper bottom column 721, a connecting lower bottom column 722, an input insertion cavity 723, a clamping groove 73, a positioning pin 74, a groove jack 741, a driving device 8, a driving bearing 81, a driving transmission part 82, a driving ring 821, a driving leg 822, an oblique leg rod 823, a bottom flat foot 824, a rod ring included angle 825, a locking bearing nut 83, a motor shaft 84, a collecting device 9, a collecting chassis 91, a collecting rod 92, a collecting ring 921, a penetrating machine shaft hole 93, a rod long slideway 94, a slideway ring 940, a slideway inner end 941, a slideway outer end 942, a supporting rod 95, a disk connecting hole 951, an upper supporting hole 952, a top net ring 96, a top net ring 961, a top ring 962, a lower net ring, a connecting plate 962, The device comprises a feeding block 97, a top feeding block 971, a top discharging block 972, a feeding bolt 973, a bolt clamping cavity 974, a top straight rod 975, a top net 98, a feeding device 10, a feeding pipe 101, a liquid storage tank 102 and a liquid pump 103.
Detailed Description
The present invention will be described in further detail with reference to the following description and embodiments in conjunction with the accompanying drawings.
Referring to fig. 1-15, a spinning device for preparing nanofibers comprises a tank body 3, a driving device 8, a collecting device 9 and a feeding device 10, wherein one end of the driving device 8 is connected with a motor shaft 84 of a driving motor, the other end of the driving device 8 is connected with the tank body 3, the tank body 3 is located inside the collecting device 9, a tank column cavity 31 is formed inside the tank body 3, and the tank column cavity 31 is communicated with the feeding device 10 through a feeding pipe 101;
the collecting device 9 comprises a collecting chassis 91 and a plurality of collecting rods 92, the middle part of the collecting chassis 91 is provided with a penetrating machine shaft hole 93, every two collecting rods 92 are parallel to each other, all the collecting rods 92 form a collecting ring 921 in a surrounding mode, the inside of the collecting ring 921 is provided with a tank body 3, the bottom of each collecting rod 92 is connected with the collecting chassis 91, the top of each collecting rod 92 extends upwards, the top of each collecting rod 92 is higher than the tank body 3, a motor shaft 84 penetrates through the penetrating machine shaft hole 93 and then is connected with the bottom of a driving device 8, the top of the driving device 8 is connected with the side wall of the tank body 3, and the top of the tank body 3 is communicated with the feeding device 10 through a feeding pipe 101;
the both ends of jar body 3 are connected with left nozzle 1, right nozzle 2 respectively, and the inside of jar body 3 is provided with division board 30 in order to be separated jar post chamber 31 for jar post front chamber 311, jar post rear chamber 312, and the one end in jar post front chamber 311, jar post rear chamber 312 all is linked together with left nozzle 1, and the other end in jar post front chamber 311, jar post rear chamber 312 all is linked together with left nozzle 1.
A coaxial tank column cavity 31 is formed in the tank body 3, a partition plate 30 is clamped in the tank column cavity 31, the partition plate 30 comprises a left corner plate 301, a middle flat plate 302 and a right corner plate 303 which are sequentially connected, the middle flat plate 302 is positioned in the tank column cavity 31, the tank column cavity 31 is divided into a tank column front cavity 311 and a tank column rear cavity 312 by the middle flat plate 302, the front surface of the middle flat plate 302 is in contact with the tank column front cavity 311, the back surface of the middle flat plate 302 is in contact with the tank column rear cavity 312, and the top and the bottom of the middle flat plate 302 are in corresponding contact with the top and the bottom of the cavity wall of the tank column cavity 31;
the left nozzle 1 and the right nozzle 2 are consistent in structure and respectively comprise a rear cone mouth 21, a middle column mouth 22 and a front column mouth 23, one end of the rear cone mouth 21 is connected with the end part of the tank body 3, the other end of the rear cone mouth 21 is connected with the front column mouth 23 through the middle column mouth 22, and a rear mouth cavity 24, a middle mouth cavity 25 and a front mouth cavity 26 which are sequentially communicated are respectively arranged inside the left nozzle 1 and the right nozzle 2;
the left corner plate 301 and the right corner plate 303 are both positioned outside the tank column cavity 31 and are correspondingly positioned inside the left nozzle 1 and the right nozzle 2; the large diameter ends of the left corner plate 301 and the right corner plate 303 are respectively connected with the end part of the middle flat plate 302, the small diameter ends of the left corner plate 301 and the right corner plate 303 extend outwards to the rear mouth cavity 24, and the end parts of the small diameter ends of the left corner plate 301 and the right corner plate 303 are arranged near the joint of the rear mouth cavity 24 and the middle mouth cavity 25.
The collecting chassis 91 is provided with rod long slideways 94 which are in one-to-one correspondence with the collecting rods 92, the rod long slideways 94 are connected with the bottom ends of the collecting rods 92, all the rod long slideways 94 are uniformly arranged on the same circumference, and shaft penetrating holes 93 are formed in a slideway ring 940 surrounded by all the rod long slideways 94.
The two ends of the long rod slideway 94 close to and far away from the through-machine shaft hole 93 are respectively a slideway inner end 941 and a slideway outer end 942, a disc connecting hole 951 is formed in a position, close to the slideway outer end 942, on the collecting base disc 91, the disc connecting hole 951 is connected with the bottom end of the supporting rod 95, the top end of the supporting rod 95 is connected with the top net ring 96, a feeding block 97 is arranged in the middle of the top net ring 96, an overhead net 98 is distributed between the outer side wall of the feeding block 97 and the inner side wall of the top net ring 96, the top net ring 96 and the feeding block 97 are both higher than the tank body 3, and the feeding pipe 101 penetrates through the feeding block 97 and then is communicated with the top of the tank body 3.
The top net ring 96 comprises a top net ring 961 and a top lower net ring 962 which are vertically corresponding, the material inlet block 97 comprises a top material block 971 and a top material block 972 which are vertically corresponding, the outer side of the top net 98 is clamped between the top net ring 961 and the top lower net ring 962, and the inner side of the top net 98 is clamped between the top material block 971 and the top material block 972.
The top material block 971 is connected with the top material block 972 through a plurality of feeding bolts 973, a bolt clamping cavity 974 is clamped between the positions of the adjacent feeding bolts 973 exposed above the top material block 971, a top straight rod 975 penetrates through the bolt clamping cavity 974, two ends of the top straight rod 975 are respectively connected with the top surface of the top net ring 961 (the middle part of the top straight rod 975 is also connected with the top material block 971), and the bolt clamping cavities 974 and the top straight rods 975 are in one-to-one correspondence.
The top of the tank body 3 is provided with a liquid inlet hole 32 communicated with the tank column cavity 31, the liquid inlet hole 32 is communicated with the feeding device 10 through a feeding pipe 101, the middle part of the tank body 3 is clamped between the fastening piece 6 and the connecting piece 7, and the part of the connecting piece 7 far away from the fastening piece 6 is fixedly connected with the driving device 8;
the fastening piece 6 comprises a fastening middle top plate 61, a fastening front bottom plate 62 and a fastening rear bottom plate 63 which are connected with two sides of the fastening middle top plate, the fastening front bottom plate 62 and the fastening rear bottom plate 63 are of L-shaped structures, a fastening jack 611 which is opposite to the liquid inlet hole 32 is arranged in the middle of the fastening middle top plate 61, and the fastening front bottom plate 62, the fastening middle top plate 61 and the fastening rear bottom plate 63 are sequentially connected into a fastening upper groove 64;
the connecting piece 7 comprises a connecting top seat 71 and a connecting bottom column 72 which are connected up and down, a connecting lower groove 711 corresponding to the fastening upper groove 64 is formed in the middle of the connecting top seat 71, the parts, located on two sides of the connecting lower groove 711, of the connecting top seat 71 are respectively a connecting front top platform 712 and a connecting rear top platform 713, the connecting front top platform 712 is correspondingly connected with the fastening front bottom plate 62, the connecting rear top platform 713 is correspondingly connected with the fastening rear bottom plate 63, and the connecting lower groove 711 and the fastening upper groove 64 are in up-down lap joint to form a clamping groove 73 for clamping the tank body 3.
The driving device 8 comprises a driving bearing 81, a driving transmission member 82 and a lock bearing nut 83, the driving transmission member 82 comprises a driving ring 821 and at least two driving support legs 822, the driving ring 821, the driving bearing 81 and the lock bearing nut 83 are sequentially sleeved on the side wall of the connecting bottom column 72, the lock bearing nut 83 and the driving ring 821 lock and fix the driving bearing 81 together, the side wall of the driving ring 821 is connected with the top end of the driving support legs 822, the bottom end of the driving support legs 822 extends downwards, and the bottom of the connecting bottom column 72 is connected with the motor shaft 84.
The spinning equipment for preparing the nano fibers further comprises two filament outlet needle tubes 4, and a single filament outlet needle tube 4 corresponds to the left nozzle 1 or the right nozzle 2;
the rear mouth cavity 24 comprises a rear mouth column cavity 241 and a rear mouth cone cavity 242, the rear mouth column cavity 241 is sleeved on the outer side periphery of the end part of the tank body 3, and the rear mouth cone cavity 242 covers the outer part of the corresponding left corner plate 301 or right corner plate 303; the large-diameter end of the rear mouth cone cavity 242 is communicated with the rear mouth column cavity 241, the small-diameter end of the rear mouth cone cavity 242 is communicated with the middle mouth cavity 25 in a flush manner, and the diameter of the middle mouth cavity 25 is larger than the thicknesses of the left corner plate 301 and the right corner plate 303;
the silk discharging needle tube 4 comprises a needle tube seat section 41, a needle tube waist section 42, a needle tube head section 43 and a needle tube tip section 44 which are sequentially connected, and a needle tube seat cavity 45, a needle tube waist cavity 46, a needle tube head cavity 47 and a needle tube tip cavity 48 which are sequentially communicated are correspondingly arranged in the needle tube seat section 41, the needle tube waist section 42, the needle tube head section 43 and the needle tube tip section 44; the needle tube seat cavity 45 and the needle tube waist cavity 46 are sleeved on the outer side periphery of the front column mouth 23, and the needle tube head section 43 and the needle tube tip section 44 extend towards the direction far away from the front column mouth 23;
the needle tube head cavity 47 comprises a needle tube frustum head cavity 471 and a needle tube cylindrical head cavity 472, the large diameter end of the needle tube frustum head cavity 471 is communicated with the front nozzle cavity 26, the diameter of the large diameter end of the needle tube frustum head cavity 471 is larger than that of the front nozzle cavity 26, the small diameter end of the needle tube frustum head cavity 471 is communicated with one end of the needle tube cylindrical head cavity 472, the other end of the needle tube cylindrical head cavity 472 is communicated with the needle tube tip cavity 48, and the diameters of the needle tube cylindrical head cavity 472 and the needle tube tip cavity 48 are the same.
The spinning equipment for preparing the nano fibers further comprises two needle tube fixing pieces 5, wherein the needle tube fixing pieces 5 and the silk outlet needle tubes 4 are in one-to-one correspondence; a needle fixing rear cavity 51 and a needle fixing front cavity 52 are formed in the needle tube fixing piece 5, a needle fixing outer opening 53 and a needle fixing sealing plate 54 are respectively arranged at two ends of the needle tube fixing piece 5, a needle fixing sealing opening 541 is formed in the middle of the needle fixing sealing plate 54, a part, far away from the needle fixing sealing plate 54, of the needle fixing rear cavity 51 is sleeved on the outer side periphery of the middle column nozzle 22, a needle fixing separation cavity 511 is formed in the part, located between the middle column nozzle 22 and the needle fixing sealing plate 54, of the needle fixing separation cavity 51, and a front column nozzle 23, a needle tube seat section 41, a needle tube waist section 42 and a needle tube head section 43 are arranged in the needle fixing separation cavity 511; the front end of the needle fixing rear cavity 51 is communicated with one end of the needle fixing front cavity 52, the other end of the needle fixing front cavity 52 is communicated with the needle fixing closed opening 541, and the needle tube tip section 44 extends in the direction far away from the needle fixing closed plate 54 after sequentially passing through the needle fixing front cavity 52 and the needle fixing closed opening 541.
The principle of the invention is illustrated as follows:
in the present invention, it is preferable that the upper bottom pillar 721 and the lower bottom pillar 722 have different diameters, and the diameter of the upper bottom pillar 721 is larger than that of the lower bottom pillar 722.
In the invention, the bottom of the preferable tank body 3 is provided with a positioning column hole 33, and the positioning column hole 33 separates a tank column cavity 31 and is arranged opposite to a liquid inlet hole 32; the middle of the lower connecting groove 711 is provided with a groove jack 741, a positioning pin 74 is inserted into the groove jack 741, the bottom end of the positioning pin 74 is located in the groove jack 741, the top end of the positioning pin 74 extends out of the groove jack 741, and the top end of the positioning pin 74 is inserted into and matched with the positioning post hole 33.
In the invention, the connecting bottom pillar 72 preferably comprises an upper bottom pillar 721 and a lower bottom pillar 722, a driving ring 821 and a driving bearing 81 are sequentially sleeved on the side wall of the upper bottom pillar 721, a lock bearing nut 83 is sleeved on the side wall of the lower bottom pillar 722, an input inserting cavity 723 is formed in the lower bottom pillar 722, and the input inserting cavity 723 is in inserting fit with a motor shaft 84 of a driving motor.
In the present invention, it is preferable that the number of the driving legs 822 is four and is uniformly distributed along the side of the driving ring 821; the driving leg 822 comprises an oblique leg rod 823 and a bottom flat foot 824, the top end of the oblique leg rod 823 is connected with the side wall of the driving ring 821, the bottom end of the oblique leg rod 823 is connected with the bottom flat foot 824, and a rod-ring included angle 825 formed between the oblique leg rod 823 and the driving ring 821 is an obtuse angle.
In the invention, the middle nozzle cavity 25 preferably comprises a middle nozzle rear cavity 251 and a middle nozzle front cavity 252, the middle nozzle rear cavity 251 is of a cylindrical structure, the middle nozzle front cavity 252 is of a frustum structure, one end of the middle nozzle rear cavity 251 is connected with the small-diameter end of the rear nozzle conical cavity 242, the other end of the middle nozzle rear cavity 251 is connected with the large-diameter end of the middle nozzle front cavity 252, and the small-diameter end of the middle nozzle front cavity 252 is communicated with the front nozzle cavity 26. The end of the middle nozzle back cavity 251 connected with the back nozzle cone cavity 242 is positioned in the back cone nozzle 21, and the end of the front nozzle cavity 26 connected with the middle nozzle front cavity 252 is positioned in the middle column nozzle 22.
In the present invention, the large diameter ends of the left gusset 301 and the right gusset 303 are preferably smaller in diameter than the end of the middle plate 302, and the large diameter ends of the left gusset 301 and the right gusset 303 are preferably sandwiched between the end of the middle plate 302 to form the plate step portion 304.
In the present invention, it is preferable that one end of the needle tube tip section 44 is connected to the needle tube head section 43, the other end of the needle tube tip section 44 is connected to one end of the extended needle tube 49, and the other end of the extended needle tube 49 extends in a direction away from the needle tube tip section 44; an extension needle cavity 491 communicated with the needle tube tip cavity 48 is arranged inside the extension needle tube 49, the diameter of the extension needle cavity 491 is smaller than that of the needle tube tip cavity 48, and the diameter of the extension needle tube 49 is smaller than that of the needle tube tip section 44.
In the invention, the needle fixing separation cavity 511 is a wide hollow structure, the front column nozzle 23, the needle tube seat section 41, the needle tube waist section 42 and the needle tube head section 43 are arranged in the needle fixing separation cavity 511, when the needle fixing device 5 is applied, the combination firmness between the silk outlet needle tube 4 and the left nozzle 1 (or the right nozzle 2) can be improved, and smooth preparation of the back-type fibers is ensured, in addition, the sum of the volumes of the front column nozzle 23, the needle tube seat section 41, the needle tube waist section 42 and the needle tube head section 43 is smaller than the volume of the needle fixing separation cavity 511, and an obvious vacant space, namely a separation cavity 512, exists in the needle fixing separation cavity 511, and can adjust the centrifugal force born by the silk outlet needle tube 4 and the front column nozzle 23 and the combination force between the two, so as to improve the molding quality of the fibers.
Example 1:
referring to fig. 1-15, a spinning device for preparing nanofibers comprises a tank body 3, a driving device 8, a collecting device 9 and a feeding device 10, wherein one end of the driving device 8 is connected with a motor shaft 84 of a driving motor, the other end of the driving device 8 is connected with the tank body 3, the tank body 3 is located inside the collecting device 9, a tank column cavity 31 is formed inside the tank body 3, and the tank column cavity 31 is communicated with the feeding device 10 through a feeding pipe 101; the collecting device 9 comprises a collecting chassis 91 and a plurality of collecting rods 92, the middle part of the collecting chassis 91 is provided with a penetrating machine shaft hole 93, every two collecting rods 92 are parallel to each other, all the collecting rods 92 form a collecting ring 921 in a surrounding mode, the inside of the collecting ring 921 is provided with a tank body 3, the bottom of each collecting rod 92 is connected with the collecting chassis 91, the top of each collecting rod 92 extends upwards, the top of each collecting rod 92 is higher than the tank body 3, a motor shaft 84 penetrates through the penetrating machine shaft hole 93 and then is connected with the bottom of a driving device 8, the top of the driving device 8 is connected with the side wall of the tank body 3, and the top of the tank body 3 is communicated with the feeding device 10 through a feeding pipe 101; the both ends of jar body 3 are connected with left nozzle 1, right nozzle 2 respectively, and the inside of jar body 3 is provided with division board 30 in order to be separated jar post chamber 31 for jar post front chamber 311, jar post rear chamber 312, and the one end in jar post front chamber 311, jar post rear chamber 312 all is linked together with left nozzle 1, and the other end in jar post front chamber 311, jar post rear chamber 312 all is linked together with left nozzle 1.
Example 2:
the basic contents are the same as example 1, except that:
a coaxial tank column cavity 31 is formed in the tank body 3, a partition plate 30 is clamped in the tank column cavity 31, the partition plate 30 comprises a left corner plate 301, a middle flat plate 302 and a right corner plate 303 which are sequentially connected, the middle flat plate 302 is positioned in the tank column cavity 31, the tank column cavity 31 is divided into a tank column front cavity 311 and a tank column rear cavity 312 by the middle flat plate 302, the front surface of the middle flat plate 302 is in contact with the tank column front cavity 311, the back surface of the middle flat plate 302 is in contact with the tank column rear cavity 312, and the top and the bottom of the middle flat plate 302 are in corresponding contact with the top and the bottom of the cavity wall of the tank column cavity 31; the left nozzle 1 and the right nozzle 2 are consistent in structure and respectively comprise a rear cone mouth 21, a middle column mouth 22 and a front column mouth 23, one end of the rear cone mouth 21 is connected with the end part of the tank body 3, the other end of the rear cone mouth 21 is connected with the front column mouth 23 through the middle column mouth 22, and a rear mouth cavity 24, a middle mouth cavity 25 and a front mouth cavity 26 which are sequentially communicated are respectively arranged inside the left nozzle 1 and the right nozzle 2; the left corner plate 301 and the right corner plate 303 are both positioned outside the tank column cavity 31 and are correspondingly positioned inside the left nozzle 1 and the right nozzle 2; the large diameter ends of the left corner plate 301 and the right corner plate 303 are respectively connected with the end part of the middle flat plate 302, the small diameter ends of the left corner plate 301 and the right corner plate 303 extend outwards to the rear mouth cavity 24, and the end parts of the small diameter ends of the left corner plate 301 and the right corner plate 303 are arranged near the joint of the rear mouth cavity 24 and the middle mouth cavity 25. Preferably, the small diameter ends of the left and right gussets 301, 303 contact the intersection of the rear mouth cavity 24 and the middle mouth cavity 25.
Example 3:
the basic contents are the same as example 1, except that:
the collecting chassis 91 is provided with rod long slideways 94 which are in one-to-one correspondence with the collecting rods 92, the rod long slideways 94 are connected with the bottom ends of the collecting rods 92, all the rod long slideways 94 are uniformly arranged on the same circumference, and shaft penetrating holes 93 are formed in a slideway ring 940 surrounded by all the rod long slideways 94. The two ends of the long rod slideway 94 close to and far away from the through-machine shaft hole 93 are respectively a slideway inner end 941 and a slideway outer end 942, a disc connecting hole 951 is formed in a position, close to the slideway outer end 942, on the collecting base disc 91, the disc connecting hole 951 is connected with the bottom end of the supporting rod 95, the top end of the supporting rod 95 is connected with the top net ring 96, a feeding block 97 is arranged in the middle of the top net ring 96, an overhead net 98 is distributed between the outer side wall of the feeding block 97 and the inner side wall of the top net ring 96, the top net ring 96 and the feeding block 97 are both higher than the tank body 3, and the feeding pipe 101 penetrates through the feeding block 97 and then is communicated with the top of the tank body 3.
Example 4:
the basic content is the same as that of the embodiment 2, except that:
the top of the tank body 3 is provided with a liquid inlet hole 32 communicated with the tank column cavity 31, the liquid inlet hole 32 is communicated with the feeding device 10 through a feeding pipe 101, the middle part of the tank body 3 is clamped between the fastening piece 6 and the connecting piece 7, and the part of the connecting piece 7 far away from the fastening piece 6 is fixedly connected with the driving device 8; the fastening piece 6 comprises a fastening middle top plate 61, a fastening front bottom plate 62 and a fastening rear bottom plate 63 which are connected with two sides of the fastening middle top plate, the fastening front bottom plate 62 and the fastening rear bottom plate 63 are of L-shaped structures, a fastening jack 611 which is opposite to the liquid inlet hole 32 is arranged in the middle of the fastening middle top plate 61, and the fastening front bottom plate 62, the fastening middle top plate 61 and the fastening rear bottom plate 63 are sequentially connected into a fastening upper groove 64; the connecting piece 7 comprises a connecting top seat 71 and a connecting bottom column 72 which are connected up and down, a connecting lower groove 711 corresponding to the fastening upper groove 64 is formed in the middle of the connecting top seat 71, the parts, located on two sides of the connecting lower groove 711, of the connecting top seat 71 are respectively a connecting front top platform 712 and a connecting rear top platform 713, the connecting front top platform 712 is correspondingly connected with the fastening front bottom plate 62, the connecting rear top platform 713 is correspondingly connected with the fastening rear bottom plate 63, and the connecting lower groove 711 and the fastening upper groove 64 are in up-down lap joint to form a clamping groove 73 for clamping the tank body 3.
Example 5:
the basic content is the same as that of the embodiment 2, except that:
the spinning equipment for preparing the nano fibers further comprises two filament outlet needle tubes 4, and a single filament outlet needle tube 4 corresponds to the left nozzle 1 or the right nozzle 2; the rear mouth cavity 24 comprises a rear mouth column cavity 241 and a rear mouth cone cavity 242, the rear mouth column cavity 241 is sleeved on the outer side periphery of the end part of the tank body 3, and the rear mouth cone cavity 242 covers the outer part of the corresponding left corner plate 301 or right corner plate 303; the large-diameter end of the rear mouth cone cavity 242 is communicated with the rear mouth column cavity 241, the small-diameter end of the rear mouth cone cavity 242 is communicated with the middle mouth cavity 25 in a flush manner, and the diameter of the middle mouth cavity 25 is larger than the thicknesses of the left corner plate 301 and the right corner plate 303; the silk discharging needle tube 4 comprises a needle tube seat section 41, a needle tube waist section 42, a needle tube head section 43 and a needle tube tip section 44 which are sequentially connected, and a needle tube seat cavity 45, a needle tube waist cavity 46, a needle tube head cavity 47 and a needle tube tip cavity 48 which are sequentially communicated are correspondingly arranged in the needle tube seat section 41, the needle tube waist section 42, the needle tube head section 43 and the needle tube tip section 44; the needle tube seat cavity 45 and the needle tube waist cavity 46 are sleeved on the outer side periphery of the front column mouth 23, and the needle tube head section 43 and the needle tube tip section 44 extend towards the direction far away from the front column mouth 23; the needle tube head cavity 47 comprises a needle tube frustum head cavity 471 and a needle tube cylindrical head cavity 472, the large diameter end of the needle tube frustum head cavity 471 is communicated with the front nozzle cavity 26, the diameter of the large diameter end of the needle tube frustum head cavity 471 is larger than that of the front nozzle cavity 26, the small diameter end of the needle tube frustum head cavity 471 is communicated with one end of the needle tube cylindrical head cavity 472, the other end of the needle tube cylindrical head cavity 472 is communicated with the needle tube tip cavity 48, and the diameters of the needle tube cylindrical head cavity 472 and the needle tube tip cavity 48 are the same.
The above description is only a preferred embodiment of the present invention, and the scope of the present invention is not limited to the above embodiment, but equivalent modifications or changes made by those skilled in the art according to the present disclosure should be included in the scope of the present invention as set forth in the appended claims.