CN201598405U

CN201598405U - Rotary variable-track swinging air injection dust collector of knitting machine

Info

Publication number: CN201598405U
Application number: CN201020056404XU
Authority: CN
Inventors: 陆德泉
Original assignee: Individual
Current assignee: Individual
Priority date: 2010-01-08
Filing date: 2010-01-08
Publication date: 2010-10-06
Anticipated expiration: 2020-01-08

Abstract

A rotary variable-track swinging air injection dust collector of a knitting machine comprises an upright column, a motor, a rotary mechanism, a first swinging dust collection mechanism, a second swinging dust collection mechanism, a first air passage and a second air passage. The rotary mechanism is driven to rotate around the upright column via the motor, the first swinging dust collection mechanism and the second swinging dust collection mechanism are symmetrically arranged on the rotary mechanism, and the first air passage and the second air passage are respectively communicated with the first swinging dust collection mechanism, the second swinging dust collection mechanism and an air source. The first swinging dust collection mechanism and the second swinging dust collection mechanism swing up and down via changed tracks while rotating, and spray compressed air conveyed via the first air passage and the second air passage to dust collection portions of a machine table so as to collect dust of the machine table. During dust collection, the rotary variable-track swinging air injection dust collector not only rotates inside the plane of the machine table, but also swings up and down at dust collection portions via a variable-track form, can effectively clean yarns inside and outside portions such as a saw cut, a yarn nozzle fixing ring, a yarn nozzle accessory and the like on the machine table of the knitting machine, and is compact in structure and small in occupied space.

Description

The rotary trace changing swinging gas spray dust remover of knitting machine

[technical field]

The utility model relates to the dust arrester of weaving with circular cyiinder knitting machine, particularly relates to a kind of to rotate and to swing the rotary trace changing swinging gas spray dust remover of the knitting machine of the composite motion dedusting that combines.

[background technology]

In textile industry, using various types of knitting machines, no matter be which kind of knitting machine, it all can produce a large amount of yarn hairs in weaving process, and the yarn hair of textile raw material surface attachment also can be scattered in weaving process, constantly yarn hair such as the untimely cleaning that produces, will be deposited in many positions such as needle tray, yarn feeder, yarn mouth of machine and cloth surface and influence the normal operation of machine, and cause time point of processing cloth to increase, and can pollute knitting machine and surrounding environment, and workers'health is impacted.Dedusting for board surface and textile raw material surface, existing knitting machine generally adopts many desk fans dedusting method, it is that diverse location compartment of terrain on the annular frame of a rotation is equiped with many desk fans, and when annular frame rotated, every desk fan was only done the two dimension rotation in specific circumference.The defective of the dedusting method of this two dimension rotation is conspicuous, because the dust extraction fan of this class device reaches 6～8, not only taken the big quantity space of board top, seem disorderly and unsystematic, and produced a large amount of noises in the running, and consumed more electric energy.And owing to can not lay more fan, and form some dedusting dead angles, influenced dust removing effects and product quality.

[summary of the invention]

The utility model is intended to address the above problem, and provide the existing rotation in the board plane when dedusting of a kind of dust arrester, there is change track to swing up and down again at the dedusting position, thereby can effectively clear up the inside and outside yarn hair at the positions such as needle latch groove, yarn mouth retainer plate and yarn mouth accessory of knitting machine board, and compact conformation, it is little to take up room, and can carry out the rotary trace changing swinging gas spray dust remover of the knitting machine of dedusting to the need dedusting position of whole board.

For achieving the above object, the utility model provides a kind of rotary trace changing swinging gas spray dust remover of knitting machine, and this device comprises:

Column, it is fixed on board central authorities, is fixed with axle sleeve on the column;

Motor is on the support that it is fixed on axle sleeve links to each other;

Rotating mechanism, it is installed in the axle sleeve outside on the column rotationally, and this rotating mechanism links to each other with motor, and is rotated around described column by motor-driven;

The first swing dedusting mechanism and the second swing dedusting mechanism, they are symmetricly set on the rotating mechanism, and swing up and down dedusting with the track that changes when rotating synchronously with rotating mechanism;

First gas passage and second gas passage, they are arranged in described rotating mechanism and the axle sleeve, and are connected with the first swing dedusting mechanism, the second swing dedusting mechanism and source of the gas respectively, and

When the motor-driven rotating mechanism rotates, the drive first swing dedusting mechanism and the second swing dedusting mechanism rotate synchronously, the first swing dedusting mechanism and the second swing dedusting mechanism swing up and down with the track that changes when rotating, and will be sprayed onto the dedusting position of board through the Compressed Gas that first gas passage and second gas passage are carried and dedusting.

Axle sleeve is socketed on the described column, and fixes with screw and column, is provided with two first air inlet and second air inlets that are communicated with first gas passage and second gas passage of axle sleeve inside in the axle sleeve upper end.

Rotating mechanism comprises first gear train, second gear train and rotary body, and wherein, first gear train is arranged on the rotary barrel upper end, and is connected with motor; Second gear train is arranged on the rotary barrel lower end, and is connected with the first swing dedusting mechanism and the second swing dedusting mechanism respectively, and rotary body is located between first gear train, second gear train.

First gear train is made of first driving gear and first driven gear that is engaged with, and described first driving gear is a pinion, and it is contained on the motor shaft of motor, and first driven gear is a gear wheel, and it is fixed on the top of rotary barrel; Described second gear train is made of two second driving gears and the fixed gear that is engaged with, and described second driving gear is a pinion, and they are contained in the bottom of the first swing dedusting mechanism and the second swing dedusting mechanism respectively; Fixed gear is a gear wheel, and it places the rotary barrel bottom, and affixed with column.

Rotary body comprises shell, upper bearing (metal) and lower bearing, and the middle part of wall is formed with the annular boss of convex in the enclosure, and shell is provided with two gas outlets, and up and down the upper bearing (metal) of both sides and lower bearing and axle sleeve are rotatably connected shell by being contained in boss.

First gas passage is by inside recessed formed first annular air cavity and extended downwards and constituted with first pore that described first annular air cavity joins by first air inlet on axle sleeve top on the outer casing inner wall, and described first annular air cavity is communicated with gas outlet on the shell by second pore; Second gas passage is by inwardly recessed on the outer casing inner wall, and the position is below or above described first annular air cavity and second annular air cavity that forms and extended and constituted with the 3rd pore that described second annular air cavity joins by second air inlet on axle sleeve top downwards, described second annular air cavity is communicated with gas outlet on the shell by the 4th pore, the both sides up and down of first annular air cavity and the upside of second annular air cavity are equipped with first sealing ring respectively, second sealing ring, and the downside at second annular air cavity is equipped with the 3rd sealing ring, and the binding site of annular air cavity and pore is sealed.

The first swing dedusting mechanism comprises first Connection Block, the first eccentric pushing linkage and first swing mechanism, wherein, first Connection Block is a blocks, it is fixed in the outside of rotary body vertically, be connected with first swing mechanism and second driving gear respectively at its lateral surface and bottom, the first eccentric pushing linkage is housed in first Connection Block, this first eccentric pushing linkage is connected with second driving gear respectively and contacts with first swing mechanism, and the first eccentric pushing linkage that described first swing mechanism is driven by second driving gear promotes to swing up and down.

The second swing dedusting mechanism comprises second Connection Block, the second eccentric pushing linkage and second swing mechanism, wherein, second Connection Block is a blocks, it is fixed in a side symmetrical with first Connection Block on the rotary body vertically, lateral surface and bottom at second Connection Block are connected with second swing mechanism and second driving gear respectively, the second eccentric pushing linkage is housed in second Connection Block, the second eccentric pushing linkage is connected with second driving gear respectively and contacts with second swing mechanism, and the second eccentric pushing linkage that described second swing mechanism is driven by second driving gear promotes to swing up and down.

First Connection Block is provided with vertical groove in the outer part, respectively be provided with first bar hole that connects inside and outside in these vertical groove both sides, be provided with the first vertical axis hole in the inner part at first Connection Block, described vertical bottom portion of groove be provided with second bar hole that is communicated with the described first vertical axis hole (; The described first eccentric pushing linkage comprises first eccentric wheel, first push rod and first ram seat, wherein, first eccentric wheel is integrally formed on the wheel shaft of second driving gear, and be located in the first vertical axis hole, first ram seat is the corresponding bar shaped blocks of the vertical groove of the shape and first Connection Block, its central authorities are provided with the push-rod hole of perforation, first ram seat and the corresponding both sides of described first bar hole respectively are provided with one first locating hole, first ram seat places in the described vertical groove versatilely, it can move up and down to adjust the position, and the back that puts in place is fixed through first bar hole and first locating hole with screw; The described first push rod activity is placed through in the push-rod hole of described first ram seat, and the one end contacts with first eccentric wheel through described second bar hole, and its other end contacts with described first swing mechanism; Described first swing mechanism comprises first swing arm, tracheae and first contiguous block, and wherein, tracheae is connected in the free end of first swing arm, and is folded to the outside, and the one end is communicated with air jet pipe, and other end usefulness flexible pipe is communicated with gas outlet on the rotary body; First contiguous block is fixed in the inboard of first swing arm by the upper end, and is rotationally connected with on the transverse axis that is fixed on first Connection Block upper end, and first swing arm and first contiguous block can swing up and down around described transverse axis.

Second Connection Block is provided with vertical groove in the outer part, respectively be provided with the 3rd bar hole that connects inside and outside in these vertical groove both sides, be provided with the second vertical axis hole in the inner part at second Connection Block, described vertical bottom portion of groove is provided with the 4th bar hole that is communicated with the described second vertical axis hole; The described second eccentric pushing linkage comprises second eccentric wheel, second push rod and second ram seat, wherein, second eccentric wheel is integrally formed on the wheel shaft of second driving gear, and be located in the second vertical axis hole, second ram seat is the corresponding bar shaped blocks of the vertical groove of the shape and second Connection Block, its central authorities are provided with the push-rod hole of perforation, second ram seat and the corresponding both sides of described the 3rd bar hole respectively are provided with one second locating hole, second ram seat places in the described vertical groove versatilely, it can move up and down to adjust the position, and the back that puts in place is fixed through the 3rd bar hole and second locating hole with screw; Second push rod is placed through in the push-rod hole of described second ram seat, and the one end contacts with second eccentric wheel through described the 4th bar hole, and its other end contacts with described second swing mechanism; Described second swing mechanism comprises second swing arm, tracheae and second contiguous block, wherein, second swing arm is L-shaped, the one bar limit and second contiguous block are affixed, on another limit tracheae is housed, second contiguous block is rotationally connected with on the transverse axis that is fixed on second Connection Block upper end, and second swing arm and contiguous block can swing up and down around described transverse axis.

Contribution of the present utility model is that it efficiently solves problems of the prior art.Device of the present utility model has been realized the compound motion that the rotation in the board superjacent air space combines with swing, it more helps the yarn hair at positions such as needle tray, yarn feeder, yarn mouth of board and the cleaning of dust the change orbiting motion of its swing dedusting mechanism, and do not stay the dead angle, improve efficiency of dust collection, can effectively guarantee quality of textile products.This apparatus structure compactness, it is little to take up room, and makes the board top cleaner and tidier, and operates steadily noiselessness.

[description of drawings]

Fig. 1 is an overall structure schematic perspective view of the present utility model.

Fig. 2 is another overall structure schematic perspective view of the present utility model.

Fig. 3 is a parts exploded perspective schematic diagram of the present utility model.

Fig. 4 is a rotating mechanism structure cutaway view of the present utility model.

Fig. 5 is the first swing dedusting mechanism structural representation of the present utility model, and wherein Fig. 5 A is a schematic perspective view, and Fig. 5 B is a cutaway view.

Fig. 6 is the second swing dedusting mechanism structural representation of the present utility model, and wherein Fig. 6 A is a schematic perspective view, and Fig. 6 B is a cutaway view.

Fig. 7 is a user mode schematic diagram of the present invention, and wherein Fig. 7 A is the schematic perspective view of a direction, and Fig. 7 B is the schematic perspective view of another direction.

[specific embodiment]

The following example is to further explanation of the present utility model and explanation, and the utility model is not constituted any limitation.

Consult Fig. 1～Fig. 3, the rotary trace changing swinging gas spray dust remover of knitting machine of the present utility model comprises column 10, motor 20, rotating mechanism 30, the first swing dedusting mechanism 41 and second swing dedusting mechanism 42, first gas passage 51 and second gas passage 52.

Described column 10 is made by stainless steel tube, it is fixed on board 100 central authorities, be fixed with axle sleeve 11 on the column, as shown in Figure 4, these axle sleeve 11 upper ends are provided with annular edge with the corresponding evagination of top endoporus of shell 331 along 115, be provided with first air inlet 111 and second air inlet 112 of two protrusions in the axle sleeve upper end, this air inlet 111 and second air inlet 112 are connected with first gas passage 51 and second gas passage 52 of axle sleeve inside.Axle sleeve 11 is socketed on the described column 10, and fixes with screw and column.

As shown in Figure 3, motor 20 is a stepper motor, and it is fixed on the support 22.Support 22 by connecting ring 221 and with it the connecting plate 222 of one constitute, connecting plate 222 is provided with connecting hole 2221.Described connecting ring 221 is contained on the axle sleeve 11 on rotating mechanism 30 tops, and fixing with screw and axle sleeve 11.Motor 20 is screwed on connecting plate 222, and the connecting hole 2221 that motor shaft 21 passes connecting plate 222 extends to the connecting plate bottom.

Referring to Fig. 1～Fig. 4, rotating mechanism 30 is equipped with in axle sleeve 11 outsides on column, and this rotating mechanism comprises first gear train 31, second gear train 32 and rotary body 33.Described first gear train 31 is made of first driving gear 311 and first driven gear 312 that is engaged with, and wherein, first driving gear 311 is a pinion, and it is fixed in motor shaft 21 bottoms.Described first driven gear 312 is a gear wheel, and it is a ring bodies, and this driven gear is contained in the loop order place at rotary barrel 33 tops, and fixing with screw and rotary barrel 33.Described second gear train 32 is made of two second driving gears 321,322 and the fixed gear 323 that is engaged with, wherein, second driving gear 321,322 is a pinion, they are contained in the bottom of the first swing dedusting mechanism 41 and the second swing dedusting mechanism 42 respectively, fixed gear 323 is a gear wheel, it places rotary body 33 bottoms, and it is affixed by welding or alternate manner and axle sleeve 11, therefore, fixed gear 323 itself does not rotate, but is rotated around fixed gear 323 engagements by two second driving gears 321,322.

As Fig. 4, described rotary body 33 comprises shell 331, upper bearing (metal) 332 and lower bearing 333.Be formed with the annular boss 3311 of convex at the middle part of shell 331 inwalls, between the annular edge of the upside of described annular boss 3311 and axle sleeve is along 115, upper bearing (metal) 332 is housed, downside at described annular boss 3311 is equipped with lower bearing 333, and shell 331 is rotatably connected with axle sleeve 11 by described upper bearing (metal) 332, lower bearing 333.Shell 331 is provided with two

gas outlets

3312,3313 that are communicated with described first gas passage 51 and second gas passage 52.This rotating mechanism 30 is driven around described column 10 by motor 20 and rotates.Motor 20 drives first driving gear 311 and first driven gear 312 rotates, and by 33 rotations of first driven gear, 312 driven rotary bodies, 33 of rotary bodies drive second driving gear 321,322 and rotate around fixed gear 323, and are rotated and the swing dedusting by second driving gear 321,322 drives, the first swing dedusting mechanism 41 and the second swing dedusting mechanism 42.

As shown in Figure 4, in described rotating mechanism 30 and axle sleeve 11, be provided with first gas passage 51 and second gas passage 52, be used for compressed air delivery to the first swing dedusting mechanism 41 and the second swing dedusting mechanism 42 from the source of the gas (not shown).For the flexible pipe of avoiding connecting source of the gas 70 twines with rotating mechanism 30 rotations, this flexible pipe must be connected on the nonrotational member.For this reason, described first gas passage 51 is made of first annular air cavity 3314 on the shell 331 of being located at rotation and first pore of being located on the static axle sleeve 11 113, wherein, first gas passage 51 is radially to concave on shell 331 inwalls, forms the annular air cavity around whole circumference.First pore 113 is that first air inlet 111 by axle sleeve 11 tops extends downwards and joins with described first annular air cavity 3314 and form.Described first annular air cavity 3314 is communicated with gas outlet 3312 on the shell 331 by second pore 3315, and this second pore 3315 can be arranged on the arbitrary position on the annular air cavity 3314.Described second gas passage 52 is made of second annular air cavity 3316 on the shell 331 of being located at rotation and the 3rd pore of being located on the static axle sleeve 11 114, wherein, second annular air cavity 3316 is by inwardly recessed on shell 331 inwalls, formation is around the annular air cavity of whole circumference, but the position of second annular air cavity 3316 must be below or above described first annular air cavity 3314, makes both positions stagger mutually.Described the 3rd pore 114 joins by second air inlet 112 extension downwards on axle sleeve 11 tops and with described second annular air cavity 3316 and forms.Described second annular air cavity 3316 is communicated with gas outlet 3313 on the shell 331 by the 4th pore 3317.Among Fig. 4, in the both sides up and down of first annular air cavity 3314 and the upside of second annular air cavity 3,316 first sealing ring 61, second sealing ring 62 are housed respectively, and the downside at second annular air cavity 3316 is equipped with the 3rd sealing ring 63, in case gas is by the binding site leakage of annular air cavity and pore.

As Fig. 1～shown in Figure 3, rotating mechanism 30 outer symmetrical be provided with the first swing dedusting mechanism 41 and the second swing dedusting mechanism 42.The described first swing dedusting mechanism structure is shown in Fig. 5 A, Fig. 5 B, and it comprises first Connection Block 411, the first eccentric pushing linkage 412 and first swing mechanism 413.Described first Connection Block 411 is a blocks, and it is fixed in the outside of rotary body 33 vertically.First Connection Block is provided with vertical groove 4111 in the outer part, respectively is provided with first bar hole 4112 inside and outside the perforation cell wall in these vertical groove both sides, is used to adjust the upper-lower position of the first eccentric pushing linkage 412.Be provided with the first vertical axis hole 4113 parallel in the inner part at first Connection Block 411, be used to install first eccentric wheel 4121 with first Connection Block.Be provided with second bar hole 4114 in vertical groove 4111 bottoms, this second bar hole is communicated with the described first vertical axis hole 4113, is used to install the first eccentric pushing linkage 412.The described first eccentric pushing linkage 412 comprises first eccentric wheel 4121, first push rod 4122 and first ram seat 4123, wherein, first eccentric wheel 4121 is a semi-cylindrical, and it is eccentric and be integrally formed on the wheel shaft of second driving gear 321, and places in the first vertical axis hole 4113.As Fig. 3, the vertical groove 4111 corresponding bar shaped blocks that described first ram seat 4123 is the shape and first Connection Block, its central authorities are provided with the push-rod hole 41231 of perforation, first ram seat and described first bar hole 4112 corresponding both sides respectively are provided with one first locating hole 41232, first ram seat 4123 places in the described vertical groove 4111 versatilely, it can move up and down to adjust the position, and is fixing through first bar hole 4112 and first locating hole 41232 with screw after adjusting puts in place.4122 activities of described first push rod are placed through in the push-rod hole 41231 of first ram seat, the one end contacts with first eccentric wheel 4121 through described second bar hole 4114, its other end contacts with described first swing mechanism 413, make when first eccentric wheel 4121 rotates with second driving gear 321, first eccentric wheel promotes first push rod 4122 and moves forward, thereby promotes to state 413 swings of first swing mechanism.Described first swing mechanism 413 comprises first swing arm 4131, tracheae 4132 and first contiguous block 4133, wherein, tracheae 4132 is a pipe, and it is vertically connected at the free end of first swing arm 4131, obviously, the angle between the tracheae and first swing arm also can be greater than or less than 90 degree.One end of tracheae 4132 is communicated with air jet pipe 71, and air jet pipe then extends to the dedusting position at woven edge always.The other end of tracheae 4132 is provided with one and protrudes from the outer joint 41321 of pipe, and tracheae is communicated with gas outlet 3312 on the rotary body with first flexible pipe 415 by this joint.Described first contiguous block 4133 is the corresponding bar shaped blocks of vertical groove 4111 shapes with first Connection Block, first contiguous block is fixed in the inboard of first swing arm 4131 by the upper end, the upper end of first contiguous block is rotationally connected with on the

transverse axis

4115, and 4115 on transverse axis is fixed on first Connection Block, 411 upper ends.First swing arm 4131 is longer than first contiguous block 4133 for length, and the bar shaped blocks that width is identical with first Connection Block 411 has the through hole 41311 of regulating its upper-lower position along its length on it, can regulate pendulum angle by adjusting its upper-lower position.The position determines that the back is fixing with first contiguous block 4133 and first swing arm 4131 with screw via through holes 41311, and first swing arm places first Connection Block, 411 outsides.This first swing arm 4131 and first contiguous block 4133 can upwards rotate around transverse axis 4115 under first push rod 4122 promotes, when first push rod 4122 moves forward when putting in place, first swing arm 4131 has arrived peak, at this moment, first swing arm 4131 leans on its gravity to lower swing, and be returned to the position parallel with first Connection Block 411, begin another time then and swing up and down.

Second swing dedusting mechanism 42 structures are shown in Fig. 6 A, Fig. 6 B, and it is with first to swing dedusting mechanism 41 structures basic identical.This mechanism comprises second Connection Block 421, the second eccentric pushing linkage 422 and second swing mechanism 423, and wherein, second Connection Block 421 is a blocks, and it is fixed on the rotary body 33 side symmetrical with first Connection Block 411 vertically.Second Connection Block 421 is provided with vertical groove 4211 in the outer part, respectively be provided with the 3rd bar hole 4212 that connects inside and outside in these vertical groove both sides, be provided with the second vertical axis hole 4213 in the inner part at second Connection Block 421, described vertical groove 4211 bottoms are provided with the 4th bar hole 4214 that is communicated with the described second vertical axis hole 4213.The described second eccentric pushing linkage 422 comprises second eccentric wheel 4221, second push rod 4222 and second ram seat 4223, and wherein, second eccentric wheel 4221 is integrally formed on the wheel shaft of second driving gear 322, and is located in the second vertical axis hole 4213.Second ram seat 4223 is vertical groove 4211 corresponding bar shaped blocks of the shape and second Connection Block, its central authorities are provided with the push-rod hole 42231 of perforation, second ram seat 4223 respectively is provided with one second locating hole 42232 with described the 3rd bar hole 4212 corresponding both sides, second ram seat 4223 places in the described vertical groove 4211 versatilely, it can move up and down to adjust the position, and the back that puts in place is fixing through the 3rd bar hole 4212 and second locating hole 42232 with screw.Described second push rod 4222 is placed through in the push-rod hole 42231 of described second ram seat versatilely, and the one end contacts with second eccentric wheel 4221 through described the 4th bar hole 4214, and its other end contacts with described second swing mechanism 423.Described second swing mechanism 423 comprises second swing arm 4231, tracheae 4232 and second contiguous block 4233, and wherein, second swing arm 4231 is L-shaped, but is not limited to L shapedly, has the through hole 42311 of regulating its upper-lower position on it along its length.The position is fixed a limit of second contiguous block 4233 and second swing arm 4231 with screw via through holes 42311 after determining, placed tracheae 4232 on another limit of second swing arm, one end of this tracheae 4232 is communicated with gas outlet 3313 on the rotary body with second flexible pipe 425, and the other end then is communicated with the air jet pipe 72 that extends to the dedusting position.Second contiguous block 4233 is rotationally connected with on the transverse axis 4215 that is fixed on second Connection Block, 421 upper ends, and second swing arm 4231 and contiguous block 4233 can swing up and down around described transverse axis 4215.In the present embodiment, the number of teeth of second driving gear 321,322 and fixed gear 323 is respectively odd number 19 and even number 104, make when second driving gear, 321,322 revolutions moving enclose, its contact site with first eccentric wheel 4121, second eccentric wheel 4221 is different, thereby the distance of first push rod 4122, second push rod 4222 being released by first eccentric wheel 4121, second eccentric wheel 4221 is also different, the running orbit that causes first swing arm 4131, second swing arm 4231 at every turn to swing up and down is also different, can fully the yarn hair at each position be cleaned out like this.

Jet dust arrester operation principle of the present utility model can be illustrated with reference to figure 7A, Fig. 7 B.Behind starter motor, first driving gear 311 that is contained on the motor shaft drives first driven gear 312 and rotary body 33 rotations.Be contained in the swing dedusting mechanism 41 of first on the rotary body 33 and the second swing dedusting mechanism 42 when rotating synchronously with rotary body 33, by two second driving gears 321 that are contained in rotary body 33 bottoms, 322 drive the first swing dedusting mechanism 41 with first eccentric wheel 4121, rotatablely moving of second eccentric wheel 4221 becomes first push rod 4122, the rectilinear motion of second push rod 4222, promote first swing arm 4131, the second upwards swing of swing arm 4231 will be by source of the gas through first gas passage 51 while swinging, second gas passage 52, first flexible pipe 415, second flexible pipe 425,

tracheae

4132,4232 air jet pipes of compressed air through being connected two tracheae outputs of carrying are sprayed onto the dedusting position of board frontside edge and dedusting.When first push rod 4122, when second push rod 4222 moves forward and puts in place, first swing arm 4131, second swing arm 4231 have arrived peak, at this moment, first swing arm 4131 and second swing arm 4231 lean on its gravity to lower swing, and first push rod 4122, second push rod 4222 back into original position,

first swing arm

4131 and 4231 of second swing arms are returned to and first Connection Block 411, the parallel position of second Connection Block 421, begin another time then and swing up and down.

Claims

1. the rotary trace changing swinging gas spray dust remover of a knitting machine is characterized in that, this device comprises:

Column (10), it is fixed on board (100) central authorities, is fixed with axle sleeve (11) on the column;

Motor (20), it is fixed on the support (22) that links to each other with axle sleeve (11);

Rotating mechanism (30), it is installed in axle sleeve (11) outside on the column rotationally, and this rotating mechanism links to each other with motor (20), and is rotated around described column (10) by motor (20) driving;

The first swing dedusting mechanism (41) and the second swing dedusting mechanism (42), they are symmetricly set on the rotating mechanism (30), and swing up and down dedusting with the track that changes when rotating synchronously with rotating mechanism (30);

First gas passage (51) and second gas passage (52), they are arranged in described rotating mechanism (30) and the axle sleeve (11), and are connected with the first swing dedusting mechanism (41), the second swing dedusting mechanism (42) and source of the gas respectively, and

When motor (20) drives rotating mechanism (30) rotation, drive the first swing dedusting mechanism (41) and the rotation synchronously of the second swing dedusting mechanism (42), the first swing dedusting mechanism (41) and the second swing dedusting mechanism (42) swing up and down with the track that changes when rotating, and will be sprayed onto the dedusting position of board (100) through the Compressed Gas that first gas passage (51) and second gas passage (52) are carried and dedusting.

2. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 1, it is characterized in that, described axle sleeve (11) is socketed on the described column (10), and fix with screw and column, be provided with two first air inlet (111) and second air inlets (112) that are communicated with first gas passage (51) and second gas passage (52) of axle sleeve inside in the axle sleeve upper end.

3. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 1, it is characterized in that, described rotating mechanism (30) comprises first gear train (31), second gear train (32) and rotary body (33), wherein, first gear train (31) is arranged on rotary barrel (33) upper end, and is connected with motor (20); Second gear train (32) is arranged on rotary barrel (33) lower end, and is connected with the first swing dedusting mechanism (41) and the second swing dedusting mechanism (42) respectively, and rotary body (33) is located between first gear train (31), second gear train (32).

4. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 3, it is characterized in that, described first gear train (31) is made of first driving gear (311) and first driven gear (312) that is engaged with, described first driving gear (311) is a pinion, it is contained on the motor shaft (21) of motor (20), first driven gear (312) is a gear wheel, and it is fixed on the top of rotary barrel (33); Described second gear train (32) is made of two second driving gears (321,322) and the fixed gear (323) that is engaged with, described second driving gear (321,322) is a pinion, and they are contained in the bottom of the first swing dedusting mechanism (41) and the second swing dedusting mechanism (42) respectively; Fixed gear (323) is a gear wheel, and it places rotary barrel (33) bottom, and affixed with column (10).

5. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 3, it is characterized in that, described rotary body (33) comprises shell (331), upper bearing (metal) (332) and lower bearing (333), be formed with the annular boss (3311) of convex at the middle part of shell (331) inwall, shell (331) is provided with two gas outlets (3312,3313), and the upper bearing (metal) of both sides (333) and lower bearing (334) are rotatably connected with axle sleeve (11) shell (331) up and down by being contained in boss (3311).

6. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 1, it is characterized in that, described first gas passage (51) is by inside recessed formed first annular air cavity (3314) and is extended downwards and constituted with first pore (113) that described first annular air cavity (3314) joins by first air inlet (111) on axle sleeve (11) top on shell (331) inwall, and described first annular air cavity (3314) passes through second pore (3315) and is communicated with gas outlet (3312) on the shell (331); Second gas passage (52) is by inwardly recessed on shell (331) inwall, and the position is below or above described first annular air cavity (3314) and second annular air cavity (3316) that forms and the 3rd pore (114) formation of being extended and being joined with described second annular air cavity (3316) by second air inlet (112) on axle sleeve (11) top downwards, described second annular air cavity (3316) is communicated with gas outlet (3313) on the shell (331) by the 4th pore (3317), the upside of the both sides up and down of first annular air cavity (3314) and second annular air cavity (3316) is equipped with first sealing ring (61) respectively, second sealing ring (62), and the downside at second annular air cavity (3316) is equipped with the 3rd sealing ring (63), and the binding site of annular air cavity and pore is sealed.

7. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 5, it is characterized in that, the described first swing dedusting mechanism (41) comprises first Connection Block (411), the first eccentric pushing linkage (412) and first swing mechanism (413), wherein, first Connection Block (411) is a blocks, it is fixed in the outside of rotary body (33) vertically, be connected with first swing mechanism (413) and second driving gear (321) respectively at its lateral surface and bottom, the first eccentric pushing linkage (412) is housed in first Connection Block (411), this first eccentric pushing linkage (412) is connected with second driving gear (321) respectively and contacts with first swing mechanism (413), described first swing mechanism

(413) the first eccentric pushing linkage (412) that is driven by second driving gear (321) promotes to swing up and down.

8. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 5, it is characterized in that, the described second swing dedusting mechanism (42) comprises second Connection Block (421), the second eccentric pushing linkage (422) and second swing mechanism (423), wherein, second Connection Block (421) is a blocks, it is fixed in rotary body (33) vertically and goes up and the symmetrical side of first Connection Block (411), lateral surface and bottom at second Connection Block are connected with second swing mechanism (423) and second driving gear (322) respectively, the second eccentric pushing linkage (422) is housed in second Connection Block (421), the second eccentric pushing linkage (422) is connected with second driving gear (322) respectively and contacts with second swing mechanism (423), and the second eccentric pushing linkage (422) that described second swing mechanism (423) is driven by second driving gear (322) promotes to swing up and down.

9. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 7, it is characterized in that, described first Connection Block (411) is provided with vertical groove (4111) in the outer part, respectively be provided with first bar hole (4112) that connects inside and outside in these vertical groove both sides, be provided with the first vertical axis hole (4113) in the inner part at first Connection Block (411), described vertical groove (4111) bottom is provided with second bar hole (4114) that is communicated with the described first vertical axis hole (4113); The described first eccentric pushing linkage (412) comprises first eccentric wheel (4121), first push rod (4122) and first ram seat (4123), wherein, first eccentric wheel (4121) is integrally formed on the wheel shaft of second driving gear (321), and be located in the first vertical axis hole (4113), first ram seat (4123) is the corresponding bar shaped blocks of vertical groove (4111) of the shape and first Connection Block, its central authorities are provided with the push-rod hole (41231) of perforation, first ram seat and the corresponding both sides of described first bar hole (4112) respectively are provided with one first locating hole (41232), first ram seat (4123) places in the described vertical groove (4111) versatilely, it can move up and down to adjust the position, and the back that puts in place is fixing through first bar hole (4112) and first locating hole (41232) with screw; Described first push rod (4122) activity is placed through in the push-rod hole (41231) of described first ram seat, and the one end contacts with first eccentric wheel (4121) through described second bar hole (4114), and its other end contacts with described first swing mechanism (413); Described first swing mechanism (413) comprises first swing arm (4131), tracheae (4132) and first contiguous block (4133), wherein, tracheae (4132) is connected in the free end of first swing arm (4131), and outside being folded to, the one end is communicated with air jet pipe (414), and the other end is communicated with gas outlet (3312) on the rotary body with flexible pipe (415); First contiguous block (4133) is fixed in the inboard of first swing arm (4131) by the upper end, and be rotationally connected with on the transverse axis (4115) that is fixed on first Connection Block (411) upper end, first swing arm (4131) and first contiguous block (4133) can swing up and down around described transverse axis (4115).

10. the rotary trace changing swinging gas spray dust remover of knitting machine as claimed in claim 7, it is characterized in that, described second Connection Block (421) is provided with vertical groove (4211) in the outer part, respectively be provided with the 3rd bar hole (4212) that connects inside and outside in these vertical groove both sides, be provided with the second vertical axis hole (4213) in the inner part at second Connection Block (421), described vertical groove (4211) bottom is provided with the 4th bar hole (4214) that is communicated with the described second vertical axis hole (4213); The described second eccentric pushing linkage (422) comprises second eccentric wheel (4221), second push rod (4222) and second ram seat (4223), wherein, second eccentric wheel (4221) is integrally formed on the wheel shaft of second driving gear (322), and be located in the second vertical axis hole (4213), second ram seat (4223) is the corresponding bar shaped blocks of vertical groove (4211) of the shape and second Connection Block, its central authorities are provided with the push-rod hole (42231) of perforation, second ram seat (4223) respectively is provided with one second locating hole (42232) with the corresponding both sides of described the 3rd bar hole (4212), second ram seat (4223) places in the described vertical groove (4211) versatilely, it can move up and down to adjust the position, and the back that puts in place is fixing through the 3rd bar hole (4212) and second locating hole (42232) with screw; Second push rod (4222) is placed through in the push-rod hole (42231) of described second ram seat, and the one end contacts with second eccentric wheel (4221) through described the 4th bar hole (4214), and its other end contacts with described second swing mechanism (423); Described second swing mechanism (423) comprises second swing arm (4231), tracheae (4232) and second contiguous block (4233), wherein, second swing arm (4231) is L-shaped, one bar limit and second contiguous block (4233) are affixed, tracheae (4232) is housed on another limit, second contiguous block (4233) is rotationally connected with on the transverse axis (4215) that is fixed on second Connection Block (421) upper end, and second swing arm (4231) and contiguous block (4233) can swing up and down around described transverse axis (4215).