CN110629394A - Dust removal device for circular knitting machine - Google Patents
Dust removal device for circular knitting machine Download PDFInfo
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- CN110629394A CN110629394A CN201910928944.8A CN201910928944A CN110629394A CN 110629394 A CN110629394 A CN 110629394A CN 201910928944 A CN201910928944 A CN 201910928944A CN 110629394 A CN110629394 A CN 110629394A
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- China
- Prior art keywords
- circular knitting
- base
- knitting machine
- dust
- cowl
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- D—TEXTILES; PAPER
- D04—BRAIDING; LACE-MAKING; KNITTING; TRIMMINGS; NON-WOVEN FABRICS
- D04B—KNITTING
- D04B35/00—Details of, or auxiliary devices incorporated in, knitting machines, not otherwise provided for
- D04B35/32—Devices for removing lint or fluff
Abstract
The invention discloses a dust removal device for a circular knitting machine, relates to the technical field of textile machinery equipment, and solves the technical problem that blown dust easily causes secondary pollution to the surrounding environment and the circular knitting machine. The technical key points of the device comprise a base which is placed on the ground to play a main supporting role for the circular knitting machine, a filtering mechanism which is arranged on the base and covers the circular knitting machine for preventing the surrounding environment and the circular knitting machine from secondary pollution caused by dust, and a dust removing mechanism which is arranged on the base and is used for removing the dust attached to the circular knitting machine and the yarn; wherein, the yarn supply device of the circular knitting machine is arranged on the filtering mechanism; the invention has the advantage of solving the problem that the dust cannot be cleaned in the prior art.
Description
Technical Field
The invention relates to the technical field of textile machinery equipment, in particular to a dust removal device for a circular knitting machine.
Background
Circular knitting machines, known as circular weft knitting machines (or circular knitting machines). The circular knitting machine has the advantages of multiple knitting systems, high rotating speed, high yield, fast change of flower shapes, good quality of fabrics, few working procedures and strong adaptability of products, so the circular knitting machine is developed quickly. The existing circular knitting machine consists of a frame, a yarn supply device, a transmission device, a dust removal device, an electrical control device, a drawing and coiling device and other auxiliary devices, wherein the circular knitting machine is a set of precision system which runs at high speed and is matched with each other.
Chinese patent with an authority bulletin number CN206359738U discloses a dust collector of a circular knitting machine, which comprises a frame, wherein a sleeve is vertically arranged in the frame, a supporting rod, a fan arranged on the supporting rod, a horizontal setting and a rotating adjusting rod connected to the frame are arranged, a rack which is vertically arranged is fixedly connected to the outer wall of the supporting rod, a gear which is circumferentially fixed and meshed with the rack is sleeved on the adjusting rod, the other end of the adjusting rod is arranged outside the frame after penetrating through the frame, and a locking piece used for locking and adjusting the rotation of the rod is arranged on the frame.
In the prior art, similar to the above dust removing device, an air flow is generated by a fan to blow dust attached to the yarn out of the circular knitting machine, and finally the dust removing effect is achieved, but the blown dust directly floats in the air, part of the blown dust directly floats on the ground, and the other part of the blown dust falls on the circular knitting machine again along with the flow of the air flow and continues to influence the use of the circular knitting machine, so that the blown dust easily causes secondary pollution to the surrounding environment and the circular knitting machine, and therefore the dust removing mode is great and unreasonable and needs to be improved.
Disclosure of Invention
Aiming at the technical problems in the prior art, the invention aims to provide a dust removal device for a circular knitting machine, and aims to solve the defect that dust cannot be cleaned in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the circular knitting machine is arranged above the base, the base is arranged in a hollow shell, an annular opening which is communicated with the inside and the outside of the base and is arranged coaxially with the base is arranged at the upper end of the base, and a first annular filter screen component which covers the annular opening is further arranged at the upper end of the base;
the filtering mechanism comprises a sealing cover, a cylinder and a second annular filter screen assembly, wherein the sealing cover is arranged on the base and used for covering the circular knitting machine, the cylinder is arranged in the sealing cover and coaxially arranged with the sealing cover and the base, the inner side and the outer side of the second annular filter screen assembly are respectively connected with the upper end surface of the cylinder and the inner wall of the sealing cover, the cylinder is arranged in a circular knitting machine, and the first annular filter screen assembly is positioned in an annular area formed by enclosing the lower end surface of the sealing cover and the lower end surface of the cylinder;
the dust removal mechanism comprises a circulating blowing dust removal device and a shunting cover, wherein the circulating blowing dust removal device is arranged at an air inlet and an air outlet and is respectively communicated with the upper end of the sealing cover and the interior of the base, the shunting cover is used for driving the air flow blown into the sealing cover by the circulating blowing dust removal device to respectively blow towards each yarn, the shunting cover is arranged in an inverted circular truncated cone shape, and a plurality of air outlets are arranged on the outer wall of the shunting cover, and one ends of the air outlets, which are far away from the axis of the shunting cover, of the air outlets are arranged towards the;
the yarn supply device of the circular knitting machine is arranged in the sealing cover and located above the second annular filter screen assembly, the second annular filter screen assembly is located below the yarn supply device and the transmission device of the circular knitting machine, and the air outlets are arranged towards the yarn supply device and the transmission device of the circular knitting machine and the positions between the yarn supply device and the transmission device respectively.
By adopting the technical scheme, when the circular knitting machine works, the dust removing mechanism is started, air in the base is pumped out through the circular blowing dust removing device so that the inside of the base is in a negative pressure state, and meanwhile, air current at the moment is blown into the shunt cover from the sealed top end through the circular blowing dust removing device, at the moment, the air current blown into the shunt cover is discharged out of the shunt cover through each air outlet, the air current discharged out of the shunt cover is directly blown to the yarn supply device and the transmission device of the circular knitting machine and yarns positioned between the yarn supply device and the transmission device, so that the blowing dust removing effect is achieved, meanwhile, in order to ensure the balance of the air pressure in the base, the air current completing the dust removing work can sequentially pass through the second annular filter screen assembly and the first annular filter screen assembly and is finally pumped into the base, when the air current passes through the second annular filter screen assembly and the first annular filter screen assembly, dust carried in the air flow can be filtered by the second annular filter screen assembly, so that the air flow is prevented from blowing the dust onto the circular knitting machine again when being blown into the sealing cover again through the circulating air blowing and dust removing device; wherein, can avoid the air current directly to drive the loss of dust everywhere through the sealed cowling, effectively ensure that the surrounding environment can not receive dust pollution, and through the circulation dust collector that bloies, seal, the barrel can guide the flow of air current in the sealed cowling for on the dust that is carried by the air current is difficult for dropping knitting circular knitting machine once more, effectively prevent that knitting circular knitting machine from receiving secondary pollution.
The invention is further configured to: first annular filter screen subassembly is formed by the concatenation of the first filter piece that many are fan-shaped setting, each first filter piece all including the framework that is fan-shaped setting, a plurality of strengthening ribs that set up in the framework, be fixed in the framework upper surface and cover the first grid board of framework and cover the first wire filter screen at first grid board upper surface.
Through adopting above-mentioned technical scheme, can filter the dust through first wire filter screen, need walk on the base when the staff need change the yarn, can avoid the staff directly to trample through first grid board and cause great damage to first wire filter screen when first wire filter screen, can play the effect that supports the enhancement to first grid board through framework and strengthening rib, make first grid board be difficult for the atress invagination, effectively ensure the safe in utilization of first annular filter screen subassembly.
The invention is further configured to: the sealed cowling includes in locating knitting great circle aircraft bonnet and be the frame and the ring frame body outer wall setting of cylindric setting and with the tarpaulin of the outer wall laminating of frame, the upside of tarpaulin is fixed with the upper end of frame, the downside of tarpaulin hangs down naturally and puts and laminate with the outer wall of base, the both ends of tarpaulin meet the setting, be provided with on the frame and be used for supplying the staff to get into the first import in the frame, the position that the both ends of tarpaulin meet is located first import department, and the confession yarn device of knitting great circle machine is installed on the frame.
Through adopting above-mentioned technical scheme, can form the downward sealed cowling of opening through frame and tarpaulin cooperation, and the cost of tarpaulin is lower, is convenient for implement and maintain, avoids sealed effectual, can show out when the staff struts the department of meeting at tarpaulin both ends and set up on the frame in order to be used for the staff to get into the first import in the sealed cowling, the staff business turn over of being convenient for.
The invention is further configured to: the frame includes that the axis circumference of the first montant of two vertical settings, a plurality of root ring base is arranged and vertical setting in the second montant between two first montant opposite sides and be fixed in between each first montant and the second montant upper end and the apron that the upside of outward flange and tarpaulin is connected, two first montant encloses to close with apron, base and forms first import, and the confession yarn device of circular knitting machine is installed on each second montant.
Through adopting above-mentioned technical scheme, adopt first montant, second montant and apron to enclose to close and form the frame that is cylindric setting, can enclose to close through two first montants and apron, base and form first import, simple structure, low in production cost, the implementation of being convenient for.
The invention is further configured to: the barrel includes the third montant of two vertical settings, transversal personally submits the circular arc platelike setting and controls both ends and respectively with the first cowl that two third montants are connected, with first cowl with the internal diameter setting and the left and right sides second cowl that is connected with two third montants respectively, two the third montant encloses with the base and closes the formation and be used for supplying the staff to get into in the barrel and the second import that the position is corresponding with first import, second cowl demountable installation is in the second import department that two third montants enclosed the formation.
Through adopting above-mentioned technical scheme, can support fixedly through the third montant to first cowl, and be convenient for second cowl and first cowl piece together to be connected through dismantling between second cowl and two third montants and be convenient for the staff and get into in the barrel through the second import.
The invention is further configured to: second ring filter screen subassembly is including setting up in first cowl upside and keeping away from the outside of first cowl and the second of the inner wall fixed connection of frame and filtering and set up in the upside of second cowl and keep away from the outside of second cowl and the third that two first montants meet and filter, when first cowl and the vertical installation of second cowl on two third montants, the both ends that the second filtered the piece meet with the both ends that the third filtered the piece respectively.
Through adopting above-mentioned technical scheme, can filter the regional air current that closes the formation through first cowl and oilcloth to enclosing through the second, filter through the third and can filter the regional air current that closes the formation through second cowl and oilcloth, and filter through the third and filter the relation of connection between piece and the second cowl so that the third filters the piece and can move along with the second cowl together.
The invention is further configured to: the second filters and filters piece and third and all include that vertical projection personally submits the second grid board that cyclic annular set up and cover in the second wire filter screen of second grid board upper surface, when first cowl and the vertical installation of second cowl on two third montants, each the second grid board coaxial line sets up, and each the level of second grid inboard edge is less than the level of outward flange.
Through adopting above-mentioned technical scheme, can play the effect of protection to the second wire filter screen through the second grid board, cause the damage to the second wire filter screen when avoiding the staff to collide the second wire filter screen, and can increase the actual area that the second filtered piece and third filtered the piece through the high relation between the outer loop of second grid board and the inner ring for filter area is bigger.
The invention is further configured to: two the upper end of third montant all is provided with the connecting rod, two the one end that the third montant was kept away from to the connecting rod all inclines to set up and is connected with two first montants respectively, be provided with a plurality of locating levers that set up and vertical setting up along connecting rod length direction on the outer wall of first montant, the both ends of third filter piece all are provided with the constant head tank that the multichannel is used for supplying each locating lever grafting location.
Through adopting above-mentioned technical scheme, can filter the side end of piece and third through the connecting rod and play the effect that supports to the second for the third filters the installation of piece more stable, and can increase the installation stability that the third filtered the piece through the grafting relation between locating lever and the constant head tank.
The invention is further configured to: the circulating blowing dust removal device comprises an exhaust fan, an exhaust pipe and a return air pipe, wherein the exhaust fan is installed on the base, one end of the return air pipe is communicated with the air inlet of the exhaust fan, the other end of the return air pipe extends to the middle position of the base, and the two ends of the return air pipe are respectively communicated with the air outlet of the exhaust fan and the upper end of the sealing cover.
Through adopting above-mentioned technical scheme, can take out the air in the base so that the base forms negative pressure state through the cooperation between air exhauster and the exhaust column to reach the effect of the interior gas flow direction of control sealed cowling, can reach the effect of blowing compressed air that the air exhauster was taken out into again in the sealed cowling through the cooperation of air exhauster between the return air pipe.
The invention is further configured to: the upper end of reposition of redundant personnel cover is rotated and is connected on the apron, install on the apron and be used for driving reposition of redundant personnel cover pivoted belt drive mechanism.
Through adopting above-mentioned technical scheme, can drive the reposition of redundant personnel cover through the rotation connection relation between reposition of redundant personnel cover and the apron and belt drive mechanism in the control connection relation between the reposition of redundant personnel cover and rotate for the air current of arranging from the reposition of redundant personnel cover can adopt the mode of similar sweeping to discharge, effectively increases the dust removal effect to knitting circular knitting machine.
Compared with the prior art, the invention has the beneficial effects that:
(1) by guiding the flowing direction of the dedusting airflow and filtering the dedusting received airflow, the dust taken away by the airflow can not cause secondary pollution to the surrounding working environment and the circular knitting machine;
(2) the sealing structure is simple, and all the parts are in simple connection relation, so that the structure is simple, the cost is low, the implementation and the maintenance are convenient, and the popularization is convenient;
(3) the yarn supply device of the existing circular knitting machine needs a creel, and the creel is not needed after the device is adopted, so that more occupied space can be avoided, and the cost of the device can not be too high.
Drawings
FIG. 1 is a schematic structural diagram of the present embodiment;
FIG. 2 is a schematic view showing the flow state of the air flow in the present embodiment;
FIG. 3 is a schematic structural diagram of a base of the present embodiment;
FIG. 4 is a schematic structural view of a first filter member according to the present embodiment;
FIG. 5 is a schematic structural view of a filter mechanism according to the present embodiment;
FIG. 6 is a schematic structural view of the sealing cap of the present embodiment;
FIG. 7 is a schematic structural view of the cartridge according to this embodiment;
FIG. 8 is an enlarged view of part B of FIG. 7;
FIG. 9 is an enlarged view of part A of FIG. 2;
fig. 10 is a schematic structural diagram of the circulating blowing dust removing device of the embodiment.
Reference numerals: 1. a base; 11. an annular opening; 12. a plate material; 13. a foot pad; 14. a rectangular frame; 2. a filtering mechanism; 21. a sealing cover; 211. a frame; 212. oil cloth; 213. a first vertical bar; 214. a second vertical bar; 215. a cover plate; 216. a first inlet; 22. a barrel; 221. a first arced barrier; 222. a second arc baffle; 223. a third vertical bar; 224. a second inlet; 225. a connecting rod; 226. positioning a rod; 23. a second annular screen assembly; 231. a third filter member; 232. a second filter member; 233. a second grid plate; 234. a second wire screen; 235. positioning a groove; 3. a dust removal mechanism; 31. a circulating blowing dust removal device; 311. an exhaust fan; 312. an exhaust pipe; 313. a return air duct; 32. a flow dividing cover; 321. an air outlet; 33. a belt drive mechanism; 4. knitting a circular knitting machine; 41. a yarn supply device; 5. a first annular screen assembly; 51. a first filter member; 511. a frame body; 512. reinforcing ribs; 513. a first grid plate; 514. a first wire screen.
Detailed Description
The invention is described in detail below with reference to the figures and examples.
A dust removing device for a circular knitting machine is shown by combining a figure 1 and a figure 2, and comprises a base 1 which is placed on the ground to play a main supporting role for the circular knitting machine 4, a filtering mechanism 2 which is arranged on the base 1 and covers the circular knitting machine 4 in order to prevent the surrounding environment and the circular knitting machine 4 from secondary pollution of dust, and a dust removing mechanism 3 which is arranged on the base 1 and is used for removing the dust attached to the circular knitting machine 4 and yarns; wherein, the yarn supply device 41 of the circular knitting machine 4 is arranged on the filtering mechanism 2.
Wherein, dust removal mechanism 3 is through in 2 with the air current drum entering filter mechanism with to knitting circular knitting machine 4 dust removal work, and the air current after the dust removal passes through base 1 and finally flows back again to dust removal mechanism 3 in order to realize the circulation dust removal work of air current.
Referring to fig. 2 and 3, the base 1 is hollow, an annular opening 11 which is arranged in a circular ring shape and is coaxial with the base 1 is arranged on the upper end surface of the base 1, a first annular filter screen assembly 5 which is arranged in a circular ring shape and covers the annular opening 11 is detachably mounted on the upper end surface of the base 1, and a plurality of pad feet 13 used for raising the base 1 are further arranged at the lower end of the base 1.
Wherein, base 1 includes that the axis circumference of a plurality of advance ring knitting circular knitting machine 4 is rectangle frame 14 and the multi-disc covers and is cylindricly arranged panel 12 on the cyclic annular frame that closes the formation at each rectangle frame 14 enclosure, and annular opening 11 sets up on the panel 12 that is located each rectangle frame 14 upside, and first annular filter screen subassembly 5 is placed on the upside of each rectangle frame 14.
As shown in fig. 3 and 4, the first annular filter assembly is formed by splicing a plurality of first filter members 51 arranged in a fan shape and in the same shape and size; specifically, each of the first filter members 51 includes a frame 511 disposed in a fan shape, a plurality of reinforcing ribs 512 disposed in the frame 511 and having outer walls tangential to the upper surface of the frame 511, a first grid plate 513 fixed to the upper surface of the frame 511 and abutting against the outer walls of the reinforcing ribs 512, and a first wire filter 514 covering the upper surface of the first grid plate 513.
Referring to fig. 2 and 5, the filtering mechanism 2 includes a sealing cover 21 installed on the base 1 and covering the circular knitting machine 4 therein, a cylinder 22 disposed in the sealing cover 21 and coaxial with the base 1, and a second annular filter screen assembly 23 having an inner side and an outer side connected to an upper end surface of the cylinder 22 and an inner wall of the sealing cover 21, respectively; wherein, the cylinder 22 is arranged around the circular knitting machine 4 and coaxially arranged with the sealing cover 21, wherein the outer diameter of the cylinder 22 is smaller than the inner diameter of the annular opening 11, and the inner diameter of the sealing cover 21 is larger than the outer diameter of the annular opening 11.
Specifically, as shown in fig. 5 and 6, the sealing cover 21 includes a frame 211 covering the circular knitting machine 4 and disposed in a cylindrical manner, and a tarpaulin 212 disposed on an outer wall of the ring frame 511 and attached to the outer wall of the frame 211 for sealing the frame 211, where the frame 211 includes two vertically disposed first vertical bars 213, a plurality of second vertical bars 214 circumferentially arranged along an axis of the ring base 1 and disposed between opposite sides of the two first vertical bars 213, and a cover plate 215 fixed between upper ends of the first vertical bars 213 and the second vertical bars 214; wherein, the upper side of the tarpaulin 212 is fixed with the outer edge of the cover plate 215, the lower side of the tarpaulin 212 naturally hangs down and is jointed with the outer wall of the base 1, and one side of the tarpaulin 212 facing the circular knitting machine 4 is jointed with the outer walls of the first vertical bars 213 and the second vertical bars 214; the tarpaulin 212 may be fixed on the outer wall of each first vertical rod 213 or second vertical rod 214 by a bolt fastening method or a hook and loop fastener or a strong glue bonding method.
Wherein, two first montants 213 enclose with apron 215, base 1 and close and form a first import 216 that is used for the staff to get into in the sealed cowling 21, and the both ends of tarpaulin 212 meet the setting, and the position that the both ends of tarpaulin 212 meet is located first import 216 department.
As shown in fig. 6 and 7, the cylinder 22 includes two third vertical rods 223 vertically arranged, a first arc-shaped baffle 221 having an arc-plate-shaped cross section and having left and right ends respectively fixed to the two third vertical rods 223, and a second arc-shaped baffle 222 having the same inner diameter as the first arc-shaped baffle 221 and having left and right sides respectively detachably mounted on the two second vertical rods 214; a second inlet 224 which is used for workers to enter the cylinder body 22 and is corresponding to the first inlet 216 is formed by the two third vertical rods 223 and the base 1 in an enclosing manner, and the second arc-shaped baffle 222 is positioned at the second inlet 224 formed by the two third vertical rods 223 in an enclosing manner.
The second annular filter screen assembly 23 comprises a second filter element 232 which is arranged on the upper side of the first arc-shaped baffle 221 and is far away from the outer side of the first arc-shaped baffle 221 and fixedly connected with the inner wall of the frame 211, and a third filter element 231 which is arranged on the upper side of the second arc-shaped baffle 222 and is far away from the outer side of the second arc-shaped baffle 222 and is connected with the two first vertical rods 213, wherein when the first arc-shaped baffle 221 and the second arc-shaped baffle 222 are vertically arranged on the two third vertical rods 223, two ends of the second filter element 232 are respectively connected with two ends of the third filter element 231; wherein, the second filter 232 and the third filter 231 each include a second grating plate 233 whose vertical projection plane is annularly arranged and a second wire filter 234 covering the upper surface of the second grating plate 233, when the first arc-shaped baffle 221 and the second arc-shaped baffle 222 are vertically installed on two third vertical rods 223, each second grating plate 233 is coaxially arranged, and the horizontal height of the inner edge of each second grating plate 233 is lower than that of the outer edge.
Combine fig. 7 and fig. 8 to show, each third montant 223 upper end all is provided with the one end slope of keeping away from third montant 223 up and sets up and respectively with the connecting rod 225 that two first montants 213 are connected, the second filters piece 232 both ends respectively with two connecting rod 225 upper surface fixed, and all set up a plurality of ways at two connecting rod 225's upper surface along connecting rod 225 length direction equidistance arrange and vertical locating lever 226 that upwards set up, it is used for supplying each locating lever 226 to peg graft the constant head tank 235 of location to all be provided with the multichannel at the both ends of third filter piece 231.
Wherein, the yarn device 41 that supplies of circular knitting machine 4 among the prior art generally includes the creel and installs the installation pole on the creel, and the section of thick bamboo yarn is established through the cover and is in order to realize placing and the feed of section of thick bamboo yarn on the installation pole, and in this technical scheme, the installation pole equipartition that is used for supplying the section of thick bamboo yarn installation just all is located the top of second annular filter screen subassembly 23 on each second montant 214, and the one end of each installation pole towards circular knitting machine 4 axis all inclines upwards to set up.
Specifically, when dust removal mechanism 3 carries out the induced draft in to base 1, be in negative pressure state in the base 1, at this moment, for ensuring atmospheric pressure balance, external air can circulate to base 1 in through the annular opening 11 that sets up on base 1, just this in-process, the air in the sealed cowling 21 can loop through second annular filter screen subassembly 23, the annular cavity that forms is enclosed to sealed cowling 21 and barrel 22, first annular filter screen subassembly 5, finally get into in the base 1 so that the guide effect of the interior airflow flow direction of ware sealed cowling 21, make the dust can not fall when the air current loss everywhere.
As shown in fig. 1 and 9, the dust removing mechanism 3 includes a circulating blowing dust removing device 31 installed at the air inlet and the air outlet 321 and respectively communicated with the upper end of the sealing cover 21 and the inside of the base 1, a shunting cover 32 disposed below the cover plate 215 and rotatably connected to the cover plate 215 for respectively blowing the air flow blown into the sealing cover 21 by the circulating blowing dust removing device 31 toward each yarn, and a belt transmission mechanism 33 disposed at the top end of the sealing cover 21 for driving the shunting cover 32 to rotate; wherein, the belt transmission mechanism 33 adopts a motor, a belt and a belt pulley for transmission connection; wherein, reposition of redundant personnel cover 32 is the setting of the frustum form of falling, and is provided with a plurality of air outlets 321 that keep away from the one end of reposition of redundant personnel cover 32 axis and set up towards second annular filter screen assembly 23 on reposition of redundant personnel cover 32's outer wall.
As shown in fig. 5 and 10, the circulating blowing dust removing device 31 includes an exhaust fan 311 installed on the base 1, an exhaust pipe 312 having one end communicated with an air inlet of the exhaust fan 311 and the other end extending to a middle position of the base 1, and a return pipe 313 having one end communicated with an air outlet 321 of the exhaust fan 311 and the other end extending to and inside the diversion cover 32 and hermetically connected to the cover plate 215.
When the exhaust fan 311 works, the exhaust fan 311 can exhaust air in the base 1 through the exhaust pipe 312 to enable the interior of the base 1 to be in a negative pressure state, so that an effect of guiding the air flow direction in the sealing cover 21 is achieved, meanwhile, the amount of air flow exhausted by the exhaust fan 311 can be conveyed into the shunting cover 32 through the air return pipe 313, and finally, dust removal work is performed on the circular knitting machine 4 through each air outlet 321 arranged on the shunting cover 32; when the exhaust fan 311 works, the shunt cover 32 is driven to rotate by the belt transmission mechanism 33, so that the effect of adjusting the blowing direction of the air flow in real time is achieved.
The working process of the invention is as follows:
the air in the base 1 is pumped out through the circulating blowing dust removing device 31 so that the inside of the base 1 is in a negative pressure state, and meanwhile, the air current at the moment is blown into the diversion cover 32 from the sealed top end through the circulating blowing dust removing device 31 so as to carry out dust removal on the circular knitting machine 4.
Accomplish the air current of dust removal work and can flow back to base 1 once more because of the reason of base 1 negative pressure, wherein, the air current can loop through second annular filter screen subassembly 23, the annular cavity and the first annular filter screen subassembly 5 that form are enclosed to sealed cowling 21 and barrel 22, when the air current passes through second annular filter screen subassembly 23 and first annular filter screen subassembly 5, the dust that carries in the air current can be filtered by second annular filter screen subassembly 23, blow the dust once more on knitting circular knitting machine 4 when avoiding the air current to blow into sealed cowling 21 again through circulating air-blowing dust collector 31, make the dust that is carried by the air current difficult fall again on knitting circular knitting machine 4, finally reach and prevent that surrounding environment and knitting circular knitting machine 4 from receiving secondary pollution's effect.
The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiments, and all technical solutions belonging to the idea of the present invention belong to the protection scope of the present invention. It should be noted that modifications and embellishments within the scope of the invention may occur to those skilled in the art without departing from the principle of the invention, and are considered to be within the scope of the invention.
Claims (10)
1. A dust collector for circular knitting machine, characterized by comprising:
the circular knitting machine comprises a base (1), wherein the base (1) is placed on the ground, a circular knitting machine (4) is installed above the base (1), the base (1) is arranged in a hollow manner, an annular opening (11) which is communicated with the inside and the outside of the base (1) and is coaxially arranged with the base (1) is formed in the upper end of the base (1), and a first annular filter screen assembly (5) covering the annular opening (11) is further arranged in the upper end of the base (1);
the filtering mechanism (2) comprises a sealing cover (21) which is arranged on the base (1) and covers the circular knitting machine (4) in the sealing cover, a cylinder body (22) which is arranged in the sealing cover (21) and is coaxial with the sealing cover (21) and the base (1), and a second annular filtering screen component (23) of which the inner side and the outer side are respectively connected with the upper end surface of the cylinder body (22) and the inner wall of the sealing cover (21), wherein the cylinder body (22) is arranged around the circular knitting machine (4), and the first annular filtering screen component (5) is positioned in an annular area formed by enclosing the lower end surface of the sealing cover (21) and the lower end surface of the cylinder body (22);
the dust removal mechanism (3) comprises a circulating blowing dust removal device (31) and a shunting cover (32), wherein the circulating blowing dust removal device (31) is installed at an air inlet and an air outlet (321) and is respectively communicated with the upper end of the sealing cover (21) and the interior of the base (1), the shunting cover (32) is used for driving the air flow blown into the sealing cover (21) by the circulating blowing dust removal device (31) to respectively blow towards each yarn, the shunting cover (32) is arranged in an inverted circular truncated cone shape, and a plurality of air outlets (321) are formed in the outer wall of the shunting cover (32), and one end of each air outlet is far away from the axis of the shunting cover (32) and faces towards the second annular filter screen assembly (;
the yarn supply device (41) of the circular knitting machine (4) is arranged in the sealing cover (21) and located above the second annular filter screen assembly (23), the second annular filter screen assembly (23) is located below the yarn supply device (41) and the transmission device of the circular knitting machine (4), and the air outlets (321) face the yarn supply device (41) and the transmission device of the circular knitting machine (4) respectively and are arranged at positions between the yarn supply device (41) and the transmission device.
2. A dust-extraction device for circular knitting machines, according to claim 1, characterized in that: the first annular filter screen assembly (5) is formed by splicing a plurality of first filter pieces (51) which are arranged in a fan-shaped manner, and each first filter piece (51) comprises a frame body (511) which is arranged in a fan-shaped manner, a plurality of reinforcing ribs (512) which are arranged in the frame body (511), a first grating plate (513) which is fixed on the upper surface of the frame body (511) and covers the frame body (511), and a first metal wire filter screen (514) which covers the upper surface of the first grating plate (513).
3. A dust-extraction device for circular knitting machines, according to claim 1, characterized in that: sealing boot (21) include in locating knitting circular knitting machine (4) cover and be frame (211) and ring frame body (511) outer wall setting of cylindric setting and tarpaulin (212) with the outer wall laminating of frame (211), the upside of tarpaulin (212) is fixed with the upper end of frame (211), the downside of tarpaulin (212) hangs down naturally and puts and laminate with the outer wall of base (1), the both ends of tarpaulin (212) meet the setting, be provided with on frame (211) and be used for supplying staff to get into first import (216) in frame (211), the position that the both ends of tarpaulin (212) meet is located first import (216) department, and yarn device (41) of knitting circular knitting machine (4) are installed on frame (211).
4. A dust-extraction device for circular knitting machines, according to claim 3, characterized in that: frame (211) include that the axis circumference of two vertical first montants (213) that set up, a plurality of root ring base (1) is arranged and is vertically set up in second montant (214) between two first montants (213) opposite sides and be fixed in between each first montant (213) and second montant (214) upper end and apron (215) that the upside of outward flange and oiled cloth (212) is connected, two first montant (213) and apron (215), base (1) enclose and close and form first import (216), and the confession yarn device (41) of circular knitting machine (4) are installed on each second montant (214).
5. A dust-extraction device for circular knitting machines, according to claim 4, characterized in that: barrel (22) include third montant (223) of two vertical settings, transversal personally submit circular arc platelike setting and control both ends and respectively with first cowl (221) that two third montants (223) are connected, with first cowl (221) with the internal diameter setting and the second cowl (222) that the left and right sides is connected with two third montants (223) respectively, two third montant (223) enclose with base (1) to close and form and be used for supplying the staff to get into in barrel (22) and position and first import (216) corresponding second import (224), second cowl (222) demountable installation is in the second import (224) department that two third montants (223) enclose and close the formation.
6. A dust-extraction device for circular knitting machines, according to claim 5, characterized in that: second ring-shaped filter screen subassembly (23) including set up in first cowl (221) upside and keep away from the outside of first cowl (221) and the second of the inner wall fixed connection of frame (211) and filter piece (232) and set up in the upside of second cowl (222) and the third that the outside of keeping away from second cowl (222) and two first montants (213) meet and filter piece (231), when first cowl (221) and second cowl (222) are vertical to be installed on two third montants (223), the both ends that the second filtered piece (232) meet with the both ends that the third filtered piece (231) respectively.
7. A dust-extraction device for circular knitting machines, according to claim 6, characterized in that: second filter (232) and third filter (231) all include that vertical projection personally submits second grid board (233) of cyclic annular setting and cover in second grid board (233) upper surface second wire filter screen (234), when first cowl (221) and second cowl (222) are vertical to be installed on two third montants (223), each second grid board (233) coaxial line sets up, and each the level of second grid board (233) inward flange is less than the level of outward flange.
8. A dust-extraction device for circular knitting machines, according to claim 6, characterized in that: two the upper end of third montant (223) all is provided with connecting rod (225), two the one end that third montant (223) were kept away from in connecting rod (225) all inclines to set up and is connected with two first montants (213) respectively, be provided with a plurality of locating levers (226) that set up and vertical setting up along connecting rod (225) length direction on the outer wall of first montant (213), the third filters both ends of piece (231) and all is provided with multichannel constant head tank (235) that the location was pegged graft for each locating lever (226).
9. A dust-extraction device for circular knitting machines, according to claim 1, characterized in that: the circulating blowing dust removal device (31) comprises an exhaust fan (311) arranged on the base (1), an exhaust pipe (312) with one end communicated with the air inlet of the exhaust fan (311) and the other end extending to the middle position of the base (1), and a return air pipe (313) with two ends respectively communicated with the air outlet (321) of the exhaust fan (311) and the upper end of the sealing cover (21).
10. A dust-extraction device for circular knitting machines, according to claim 4, characterized in that: the upper end of reposition of redundant personnel cover (32) is rotated and is connected on apron (215), install on apron (215) and be used for driving reposition of redundant personnel cover (32) pivoted belt drive mechanism (33).
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| CN201910928944.8A CN110629394B (en) | 2019-09-28 | 2019-09-28 | Dust removal device for circular knitting machine |
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| CN201910928944.8A CN110629394B (en) | 2019-09-28 | 2019-09-28 | Dust removal device for circular knitting machine |
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| CN114411329A (en) * | 2022-01-24 | 2022-04-29 | 石狮市成鑫针织机械有限公司 | Make things convenient for automatic big circular knitting machine of removing batting of dismouting filter |
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