CN109680404B - Rotary jet dust collector of knitting machine capable of switching dust removing range - Google Patents
Rotary jet dust collector of knitting machine capable of switching dust removing range Download PDFInfo
- Publication number
- CN109680404B CN109680404B CN201910062522.7A CN201910062522A CN109680404B CN 109680404 B CN109680404 B CN 109680404B CN 201910062522 A CN201910062522 A CN 201910062522A CN 109680404 B CN109680404 B CN 109680404B
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- air
- jet
- adjusting rod
- rotary
- dust collecting
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- 239000000428 dust Substances 0.000 title claims abstract description 103
- 238000009940 knitting Methods 0.000 title claims abstract description 31
- 210000001503 joint Anatomy 0.000 claims description 4
- 239000000565 sealant Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 6
- 238000002347 injection Methods 0.000 description 7
- 239000007924 injection Substances 0.000 description 7
- 239000004753 textile Substances 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 238000009941 weaving Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- 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
-
- D—TEXTILES; PAPER
- D06—TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- D06G—MECHANICAL OR PRESSURE CLEANING OF CARPETS, RUGS, SACKS, HIDES, OR OTHER SKIN OR TEXTILE ARTICLES OR FABRICS; TURNING INSIDE-OUT FLEXIBLE TUBULAR OR OTHER HOLLOW ARTICLES
- D06G1/00—Beating, brushing, or otherwise mechanically cleaning or pressure cleaning carpets, rugs, sacks, hides, or other skin or textile articles or fabrics
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- Engineering & Computer Science (AREA)
- Textile Engineering (AREA)
- Mechanical Engineering (AREA)
- Knitting Machines (AREA)
Abstract
The rotary jet dedusting device for knitting machine has rotating rack with several groups of jet dedusting pipes, each group of jet dedusting pipes including outer jet dedusting pipe and inner jet dedusting pipe opposite to the outer jet dedusting pipe, air passage connected to the rotating rack, air passage connected to the air source assembly, support seat connected to the upper part of the knitting machine, and step motor driven via gear mechanism to the rotating rack, and control unit to control the operation of the step motor in set continuous and intermittent mode, rotating direction, running or intermittent time and rotating angle and to drive the rotating rack via the step motor. The invention can remove dust in various modes such as continuous, intermittent, fixed-point and the like, can randomly switch the dust removing range and the dust removing time according to the needs, can implement full-automatic control, has high dust removing efficiency and good dust removing effect, and can effectively ensure the product quality.
Description
[ Field of technology ]
The invention relates to a dust removing device of a knitting machine, in particular to a rotary jet dust removing device of the knitting machine, which can randomly switch dust removing ranges along the circumferential direction and can remove dust in various modes such as continuous, intermittent, fixed point and the like.
[ Background Art ]
Knitting machine is the textile machine that textile industry generally used, and knitting machine can produce a large amount of yarn hair in weaving the in-process, and the yarn hair that the textile material surface attached also can scatter at weaving the in-process, and the yarn hair of constantly producing if not in time clear up will pile up at knitting machine and cloth surface and influence the normal operating of equipment to cause the secondary point of processing cloth to increase, can also pollute knitting machine and surrounding environment moreover, and cause the influence to workman's health. For the dust removal of the machine surface and the textile raw material surface, the existing knitting machine generally adopts air jet dust removal or fan dust removal. However, the existing air injection dust removal control and operation mode is single, and the air injection pipe can only rotate continuously along a certain direction, so that bidirectional, intermittent and fixed-point dust removal is difficult to realize, the dust removal of certain parts is not thorough, and the dust removal effect and the product quality are affected.
[ Invention ]
The invention aims to solve the problems, and provides the rotary jet dedusting device of the knitting machine, which can remove dust in various modes such as continuous, intermittent, fixed-point and the like, can randomly switch the dedusting range and the dedusting time according to the needs, can implement full-automatic control, has high dedusting efficiency and good dedusting effect, and can effectively ensure the product quality.
In order to achieve the above-mentioned purpose, the invention provides a rotary jet dedusting device of a knitting machine capable of switching dedusting scope, the device is provided with a rotary support, a plurality of groups of jet dedusting pipes are arranged on the rotary support, each group of jet dedusting pipes comprises an outer jet dedusting pipe positioned at the outer side of the rotary support and an inner jet dedusting pipe positioned at the inner side of the rotary support opposite to the outer jet dedusting pipe, the outer jet dedusting pipe and the inner jet dedusting pipe respectively correspond to different dedusting positions on a machine table of the knitting machine, each group of jet dedusting pipes are communicated with an air passage arranged in the rotary support, the air passage is connected with an air source assembly, the rotary support is rotatably connected to the upper part of the machine table of the knitting machine through a plurality of supporting seats, the rotary support is driven by a stepping motor through a gear mechanism, the stepping motor is connected with a control device, and the control device controls the stepping motor to operate according to a set continuous and intermittent operation mode, a rotating direction, operation or intermittent time and a rotating angle and drives the rotary support to operate through the stepping motor.
The rotary support is a ring-shaped body with a rectangular section, the rotary support is formed by involution connection of an upper support and a lower support, the upper support and the lower support are respectively formed by involution connection of two semicircular rings, the lower surface of the upper support is provided with air passages for supplying air to a plurality of groups of air injection dust removal pipes, the air passages are respectively communicated with the air source assembly and the plurality of groups of air injection dust removal pipes, and the joint of the air passages and the lower support is sealed by sealant.
The rotating support is supported by a plurality of supporting seats, each supporting seat comprises a supporting block, a connecting rod and a connecting block, each supporting block is round and is rotationally connected to the lower end of each connecting rod, a bearing is arranged on each supporting block, an inner ring of each bearing is fixedly connected with each connecting rod, the rotating support is supported on each bearing of each supporting block, and each connecting block is fixed to the upper end of each connecting rod and is fixed to a machine.
Among the multiunit jet-propelled dust removal pipe, one of them is main jet-propelled dust removal nest of tubes, and the rest is branch jet-propelled dust removal nest of tubes, main jet-propelled dust removal nest of tubes includes a first outer jet-propelled dust removal pipe and a first inner jet-propelled dust removal pipe, and each branch jet-propelled dust removal nest of tubes respectively includes a second outer jet-propelled dust removal pipe and a second inner jet-propelled dust removal pipe main jet-propelled dust removal nest of tubes with the air supply subassembly is connected, and a plurality of branch jet-propelled dust removal nest of tubes are then passed through the air flue is linked together with main jet-propelled dust removal nest of tubes, and the compressed air who is provided by the air supply subassembly is carried each branch jet-propelled dust removal nest of tubes through main jet-propelled dust removal nest of tubes.
The first outer jet dedusting pipe and the first inner jet dedusting pipe respectively comprise a first outer air inlet joint, a first inner air inlet joint, a first outer adjusting rod and a first inner adjusting rod, wherein the first inner adjusting rod joint, a first outer nut, a first inner nut, a first outer air nozzle and a first inner air nozzle are respectively communicated with an air passage of an air source assembly and a rotating support, the first outer adjusting rod is in threaded connection with the outer side of the rotating support and is communicated with the air passage, the first inner adjusting rod is in threaded connection with the first inner adjusting rod joint, the first inner adjusting rod joint is in threaded connection with the lower side of the rotating support and is communicated with the air passage, the first outer air nozzle and the first inner air nozzle are respectively in L shape and extend outwards and downwards from a horizontal position, the first inner air nozzle is in U shape and extends inwards and outwards from the horizontal position and is outwards and is correspondingly connected with the first inner adjusting rod and the first outer air nozzle are respectively locked by the first outer adjusting nut and the first inner adjusting rod.
The second outer jet dedusting pipe and the second inner jet dedusting pipe respectively comprise a second outer adjusting rod, a second inner adjusting rod, a second outer air nozzle, a second inner air nozzle, a second outer nut, a second inner nut and a second inner adjusting rod connector, wherein the second outer adjusting rod is in threaded connection with the outer side of the rotating support and communicated with the air passage, the second inner adjusting rod is in threaded connection with the second inner adjusting rod connector, the second inner adjusting rod connector is in threaded connection with the lower side of the rotating support and communicated with the air passage, the second outer air nozzle and the second inner air nozzle are respectively in threaded connection with the second outer adjusting rod and the second inner adjusting rod, the second outer air nozzle is in an L shape and extends outwards and turns downwards from a horizontal position, the second inner air nozzle is in a U shape and extends inwards and turns outwards from the horizontal position, and the second outer adjusting rod and the second inner adjusting rod are respectively locked by the second outer nut and the second inner nut when being adjusted to the position.
The air source assembly comprises an air source connector, an air channel pipe, a pressure regulator, a pressure indicator, two electromagnetic valves and an air outlet connector, wherein two ends of the air source connector are respectively connected with the air source and the air channel pipe, the air channel pipe is provided with the pressure regulator and the two electromagnetic valves, the two electromagnetic valves are connected with the control device, the pressure regulator is provided with the pressure indicator, the air outlet connector is connected at the outlet of the air channel pipe, and the air outlet connector is communicated with the main air-jet dust-removing pipe group.
The gear mechanism comprises a motor gear and a rack meshed with the motor gear, wherein the motor gear is fixed on a motor shaft of the stepping motor, and the rack is fixed on the inner side of the rotating bracket.
The control device comprises a singlechip, a display screen, a setting key and a box body, wherein the singlechip is arranged in the box body and is respectively connected with the stepping motor and the electromagnetic valve of the air source assembly through data wires.
The control device can set the continuous or intermittent working mode and time of the stepping motor and the rotating bracket, the clockwise or anticlockwise rotating direction and time, the rotating angle and the fixed-point dust removing position angle and time.
The invention effectively solves the problems of single control and operation modes, poor dust removal effect and the like of the existing air injection dust removal. The invention drives the rotary bracket to rotate through the stepping motor, and can preset control programs of various dust removing modes through the control device, so that the stepping motor can rotate clockwise or anticlockwise according to dust removing requirements, can continuously remove dust, can intermittently remove dust, can remove dust at fixed points on more dust accumulation parts, and can set or adjust the dust removing range and time according to actual requirements, thereby greatly improving the controllability and the flexibility of dust removing, and effectively improving the dust removing efficiency and the dust removing effect as the dust removing range can be switched at will, and further effectively ensuring the product quality.
[ Description of the drawings ]
FIG. 1 is a schematic top perspective view of the overall structure of the present invention.
Fig. 2 is a schematic view of the underside of the overall structure of the present invention.
Fig. 3 is an exploded perspective view of the present invention.
Fig. 4 is a cross-sectional view of the structure of the present invention.
Fig. 5 is a schematic perspective view of a rotating bracket structure.
FIG. 6 is a schematic perspective view of the air supply assembly of the present invention.
Fig. 7 is a perspective view of an application state of the present invention.
Fig. 8 is a block diagram of the control device of the present invention.
[ Detailed description ] of the invention
The following examples are further illustrative and supplementary of the present invention and are not intended to limit the invention in any way.
Referring to fig. 1 to 4, the rotary jet dedusting device for a knitting machine capable of switching dedusting ranges of the present invention includes a rotary support 10, a jet dedusting pipe 20, an air passage 30, an air source assembly 40, a support base 50, a stepping motor 61, a gear mechanism 62 and a control device 70.
As shown in fig. 1, 4 and 5, the rotary support 10 is a ring-shaped body with a rectangular cross section, and is formed by connecting an upper support 11 and a lower support 12 in a ring shape in an up-down butt joint manner and fixing the upper support 11 and the lower support 12 by screws, and the upper support 11 and the lower support 12 are respectively formed by connecting two semicircular rings 111 and 121 in a butt joint manner so as to be convenient to be mounted on a machine. In this embodiment, the inner diameter of the lower bracket 12 is larger than that of the upper bracket 11, so that the two forms an L-shaped step 13 along the circumferential direction after being connected, for supporting on the supporting block 51 of the supporting seat. A semicircular projection 1111 is provided at an end of the semicircular ring 111. A semicircular groove 1211 is provided at an end of the semicircular ring 121. The two semicircular rings 111, 121 are connected to each other by inserting the semicircular protrusion 1111 of the semicircular ring 111 into the semicircular groove 1211 of the semicircular ring 121. An air passage 30 is provided on the lower surface of the upper bracket 11, and includes two recessed groove-shaped air passages 31, 32 for supplying air to the plurality of groups of air-jet dust-removing pipes 20. After the upper bracket 11 and the lower bracket 12 are combined, air holes are formed in the air passages 31 and 32, and the joint between the air passages 31 and 32 and the lower bracket 12 is sealed by sealant. The air passages 31, 32 are respectively communicated with the air source assembly 40 and the plurality of groups of air injection dust removing pipes 20, and compressed air from the air source assembly 40 is conveyed to the plurality of groups of air injection dust removing pipes 20 by the air passages 31, 32.
As shown in fig. 1 and 2, the rotating bracket is supported by three supporting seats 50, the supporting seats 50 comprise supporting blocks 51, connecting rods 52 and connecting blocks 53, wherein the supporting blocks 51 are round, connecting rod holes are formed in the supporting blocks, bearings are arranged in the connecting rod holes, the lower end parts of the connecting rods 52 are fixed with the inner rings of the bearings, and the L-shaped steps 13 of the rotating bracket 10 are supported on the outer rings of the bearings to form rotary contact. The connecting block 53 is fixed at the upper end of the connecting rod 52, and is used for being fixed with the machine.
As shown in fig. 1 to 4, a plurality of groups of air-jet dust-removing pipes 20 are provided on the rotating support 10, one of the groups of air-jet dust-removing pipes 20 is a main air-jet dust-removing pipe group 20A, and the other is a sub air-jet dust-removing pipe group 20B, the main air-jet dust-removing pipe group 20A is responsible for communicating with an air source, and compressed air provided by the air source assembly 40 is conveyed to each sub air-jet dust-removing pipe group 20B through the main air-jet dust-removing pipe group 20A. In this embodiment, three groups of air-jet dedusting pipes 20 are uniformly distributed in the circumferential direction of the rotary support 10 at intervals of 120 °, one group being a main air-jet dedusting pipe group 20A, and the other two groups being sub-air-jet dedusting pipe groups 20B. The main jet dedusting pipe group 20A includes a first outer jet dedusting pipe 20A1 and a first inner jet dedusting pipe 20A2, and each sub jet dedusting pipe group 20B includes a second outer jet dedusting pipe 20B1 and a second inner jet dedusting pipe 20B2. The main air-jet dedusting pipe set 20A is connected with the air source assembly 40, the two sub air-jet dedusting pipe sets 20B are communicated with the main air-jet dedusting pipe set 20A through the air passages 31 and 32, and the compressed air provided by the air source assembly 40 is conveyed to each sub air-jet dedusting pipe set 20B through the main air-jet dedusting pipe set 20A.
As shown in fig. 1 to 4, the first outer jet dedusting pipe 20A1 and the first inner jet dedusting pipe 20A2 respectively include a first outer air inlet joint 20a11, a first inner air inlet joint 20a21, a first outer adjusting rod 20a12, a first inner adjusting rod 20a22, a first inner adjusting rod joint 20a23, a first outer nut 20a13, a first inner nut 20a24, a first outer air nozzle 20a14, and a first inner air nozzle 20a25. Referring to fig. 1 and 2, the first outer air inlet connector 20a11 and the first inner air inlet connector 20a21 are L-shaped blocks, a tubular air inlet is disposed at a horizontal end of each block, the air inlet is communicated with the air source assembly 40, an externally-threaded connecting pipe extending outwards and communicated with the air inlet is disposed at a vertical end of each block, the first outer air inlet connector 20a11 and the first inner air inlet connector 20a21 are in threaded connection with the rotary support 10 through connecting pipes thereof, the first outer air inlet connector 20a11 is communicated with an air passage 31 of the rotary support, and the first inner air inlet connector 20a21 is communicated with an air passage 32 of the rotary support. The first outer adjusting rod 20a12 is screwed to the outside of the rotating bracket 10 and communicates with the air passages 31, 32. The first inner adjusting rod 20a22 is screwed to the first inner adjusting rod joint 20a23, and the upper end of the first inner adjusting rod joint 20a23 is screwed to the lower side of the rotating bracket 10 and is communicated with the air passages 31 and 32. The air outlets of the first outer air nozzle 20A14 and the first inner air nozzle 20A25 are duckbill-shaped, and are respectively in threaded connection with the first outer adjusting rod 20A12 and the first inner adjusting rod 20A 22. The first external air nozzle 20a15 is L-shaped, extends outwards from a horizontal position and rotates downwards, and is used for dedusting the knitting needles, the feed inlet and other parts on the machine. The first inner air nozzle 20a25 is U-shaped extending inwardly from a horizontal position and turning outwardly for spreading yarn Mao Chuichu on the machine. The first outer adjusting rod 20a12 and the first inner adjusting rod 20a22 are locked by the first outer nut 20a13 and the first inner nut 20a24 respectively when being adjusted in place.
As shown in fig. 1 to 4, the basic structures of the second outer air-jet dust-removing pipe 20B1 and the second inner air-jet dust-removing pipe 20B2 are the same as those of the first outer air-jet dust-removing pipe 20A1 and the first inner air-jet dust-removing pipe 20A2, except that the outer air-intake joint and the inner air-intake joint are omitted. The second outer air-jet dust removal pipe 20B1 and the second inner air-jet dust removal pipe 20B2 respectively include a second outer adjusting rod 20B11, a second inner adjusting rod 20B21, a second outer air nozzle 20B12, a second inner air nozzle 20B22, a second outer nut 20B13, a second inner nut 20B23, and a second inner adjusting rod joint 20B24. The second outer adjusting rod 20B11 is screwed to the outside of the rotating bracket 10 and communicates with the air passages 31, 32. The second inner adjusting rod 20B21 is screwed to the second inner adjusting rod joint 20B24, and the second inner adjusting rod joint 20B24 is screwed to the lower side of the rotating bracket 10 and is connected to the air 31, 32. The second outer air nozzle 20B12 and the second inner air nozzle 20B22 are respectively in threaded connection with the second outer adjusting rod 20B11 and the second inner adjusting rod 20B 21. The second outer air nozzle 20B12 is L-shaped, and extends outwards and turns downwards from the horizontal position, the second inner air nozzle 20B22 is U-shaped, and extends inwards and turns outwards from the horizontal position, and the second outer adjusting rod 20B11 and the second inner adjusting rod 20B21 are respectively locked by the second outer nut 20B13 and the second inner nut 20B23 when adjusted in place.
The air-jet dedusting pipe 20 is supplied with air by an air source assembly 40, and as shown in fig. 6, the air source assembly 40 comprises an air source joint 41, an air channel pipe 42, a pressure regulator 43, a pressure indicator 44, two electromagnetic valves 45 and an air outlet joint 46. The air source connector 41 has one end connected to air compression as an air source and the other end connected to an air passage pipe 42. The air channel pipe 42 is provided with a pressure regulator 43 and two electromagnetic valves 45, the two electromagnetic valves 45 respectively control the air supply of the external air-jet dust-removing pipe 21 and the internal air-jet dust-removing pipe 22, which can be known pressure regulators and electromagnetic valves, wherein the pressure regulator 43 is used for regulating the air-jet speed by regulating the air-jet pressure, and the electromagnetic valves 45 are connected with the control device 70 and are used for controlling the opening or closing of the air source assembly 40. The pressure regulator 43 is provided with a pressure indicator 44 for visually displaying the pressure of the gas entering the gas source assembly 40. An outlet connector 46 is connected to the outlet of the gas passage pipe 42, and the outlet connector 46 is in communication with the main gas-jet dust-removing pipe 21. The air source assembly 40 is disposed outside the rotary support 10 and is in communication with the main air jet dedusting pipe 21 via a hose.
As shown in fig. 1 and 3, the rotary support 10 is driven by a stepping motor 61 through a gear mechanism 62, the stepping motor 61 is fixed inside the rotary support 10 through a motor base 611, and is connected with a control device 70, and the rotation angle, speed, time and the like of the rotary support are controlled by the control device 70. The gear mechanism 62 includes a motor gear 621 and a rack 622, the motor gear 621 is fixed on a motor shaft of the motor 61, and the rack 622 is fixed on the inner side of the rotary bracket 10 and engaged with the motor gear 62. In this embodiment, the racks 622 are distributed within 130 ° of the circumference of the rotary rack 10, which allows the jet cleaning tube 20 to rotate within 360 °.
The present invention is provided with a control device 70, and the control device 70 controls the operation of the stepping motor 61 according to a set continuous and intermittent operation mode, rotation direction, operation or intermittent time and rotation angle, and drives the operation of the rotary support 10 through the stepping motor 61.
As shown in fig. 8, the control device 70 includes a single-chip microcomputer 71, a display screen 72, a setting key 73 and a box 74, wherein a control program for controlling the stepper motor 61 and the electromagnetic valve 45, resetting the air-jet dust-removing pipe 20, detecting the operation timing of the stepper motor is written in the single-chip microcomputer 71, the single-chip microcomputer 71 is arranged in the box 74, the display screen 72 and the setting key 73 are electrically connected with the single-chip microcomputer 71, and the single-chip microcomputer 71 is respectively connected with the stepper motor 61 and the two electromagnetic valves 45 of the air source assembly through data lines. The control device 70 may set the continuous or intermittent operation mode and time of the stepper motor 61 and the rotary support 10, the clockwise or counterclockwise rotation direction and time, the rotation angle and the fixed point dust removing position angle and time by the singlechip 71, for example, may set the stepper motor 61 to stop for 10 minutes after running in forward and reverse circulation for 30 minutes, and then continue to run, or may set the stepper motor 61 to stop at a position when the air-jet dust removing pipe 20 runs to a position with more yarn dust, so that the air-jet dust removing pipe 20 continuously removes dust at a fixed point on the position, and may set the fixed point dust removing time. Meanwhile, a continuous, intermittent or fixed-point mixed dust removing mode and time can be set, so that the best dust removing effect can be achieved.
Fig. 7 shows the application of the rotary jet dust collector of the knitting machine of the switchable dust removing range of the present invention to a circular knitting machine, in which the rotary support 10 is mounted on the upper part of a circular knitting machine table 81 and is fixed to a yarn frame 82 located above the table by a connection block 53 of a support base 50. When the stepping motor 61 is operated, it drives the rotary support 10 to rotate, and the air-jet dust-removing pipe 20 mounted on the rotary support 10 performs air-jet dust removal on the dust-removing part.
Although the present invention has been disclosed by the above embodiments, the scope of the present invention is not limited thereto, and modifications, substitutions, etc. made to the above components will fall within the scope of the claims of the present invention without departing from the spirit of the present invention.
Claims (10)
1. A rotary jet dedusting device of a knitting machine with a switchable dedusting range is characterized in that the device is provided with a rotary support (10), the rotary support (10) is a circular ring body with a rectangular cross section, the rotary support is formed by connecting an upper support (11) and a lower support (12) in a butt joint way, the upper support (11) and the lower support (12) are respectively formed by connecting two semicircular rings (111 and 121) in a butt joint way, the rotary support (10) is provided with a plurality of groups of jet dedusting pipes (20), each group of jet dedusting pipes (20) comprises an outer jet dedusting pipe (21) positioned at the outer side of the rotary support (10) and an inner jet dedusting pipe (22) positioned at the inner side of the rotary support (10) opposite to the outer jet dedusting pipe, the outer jet dedusting pipe (21) and the inner jet dedusting pipe (22) are respectively corresponding to different dedusting positions on a knitting machine table, each group of jet dedusting pipes (20) is communicated with an air passage (30) arranged in the rotary support (10), the air passages (30) are respectively connected with a component (40), each component (40) comprises an air source (40), an air source channel (41), an air source connector (42), two air source connectors (41) and two air source connectors (41) are respectively connected with an air source pressure regulator (41) and an air source connector (41, an air source connector (41) respectively, and an air source pressure indicator (45 are respectively connected with two ends, the automatic control device comprises a gas channel pipe (42), wherein a pressure regulator (43) and two electromagnetic valves (45) are arranged on the gas channel pipe (42), the two electromagnetic valves (45) are connected with a control device (70), a pressure indicator (44) is arranged on the pressure regulator (43), a gas outlet joint (46) is connected to the outlet of the gas channel pipe (42), a rotary support (10) is rotatably connected to the upper part of a machine table through a plurality of support seats (50), the rotary support (10) is driven by a stepping motor (61) through a gear mechanism (62), the gear mechanism (62) comprises a motor gear (621) and a rack (622) meshed with the motor gear, the stepping motor (61) is connected with the control device (70), the control device (70) comprises a singlechip (71), a display screen (72), a set key (73) and a box body (74), and the control device (70) controls the stepping motor (61) to operate according to a set continuous and intermittent operation mode, a rotation direction, operation or time and rotation angle, and drives the rotary support (10) through the stepping motor (61).
2. The rotary jet dust collector of knitting machine with changeable dust collecting range according to claim 1, characterized in that the lower surface of the upper bracket (11) is provided with air passages (31, 32) for supplying air to the plurality of groups of jet dust collecting pipes (20), the air passages (31, 32) are respectively communicated with the air source assembly (40) and the plurality of groups of jet dust collecting pipes (20), and the joint of the air passages (31, 32) and the lower bracket (12) is sealed by sealant.
3. The rotary jet dust collector of a knitting machine with switchable dust removing range according to claim 2, characterized in that the rotary support is supported by a plurality of support seats (50), the support seats (50) comprise support blocks (51), connecting rods (52) and connecting blocks (53), wherein the support blocks (51) are round, are rotatably connected to the lower end parts of the connecting rods (52), bearings are arranged on the support blocks (51), the inner rings of the bearings are fixedly connected with the connecting rods (52), the rotary support (10) is supported on the bearings of the support blocks (51), and the connecting blocks (53) are fixed to the upper end parts of the connecting rods (52) and are fixed with the machine table.
4. The rotary jet dust collector of a knitting machine of switchable dust removing scope according to claim 2, characterized in that one of the groups of jet dust collecting pipes (20) is a main jet dust collecting pipe group (20A), the others are sub jet dust collecting pipe groups (20B), the main jet dust collecting pipe group (20A) includes a first outer jet dust collecting pipe (20A 1) and a first inner jet dust collecting pipe (20A 2), each sub jet dust collecting pipe group (20B) includes a second outer jet dust collecting pipe (20B 1) and a second inner jet dust collecting pipe (20B 2), the main jet dust collecting pipe group (20A) is connected with the air source assembly (40), the plurality of sub jet dust collecting pipe groups (20B) are connected with the main jet dust collecting pipe group (20A) through the air passages (31, 32), and the compressed air supplied from the air source assembly (40) is supplied to each sub jet dust collecting pipe group (20B) through the main jet dust collecting pipe group (20A).
5. The rotary jet dust collector of knitting machine with switchable dust removing range as claimed in claim 4, characterized in that the first external jet dust collector (20A 1) and the first internal jet dust collector (20A 2) comprise a first external air inlet connector (20A 11) and a first internal air inlet connector (20A 21) respectively, a first external adjusting rod (20A 12) and a first internal adjusting rod (20A 22) respectively, the first internal adjusting rod connector (20A 23), a first external nut (20A 13), a first internal nut (20A 24) and a first external air nozzle (20A 14) and a first internal air nozzle (20A 25) respectively, wherein the first external air inlet connector (20A 11) and the first internal air inlet connector (20A 21) are connected with air passages (31, 32) of an air source assembly (40) and a rotary bracket respectively, the first external adjusting rod (20A 12) is connected with the outer side of the rotary bracket (10) through threads and is connected with the air passages (31, 32), the first internal adjusting rod (20A 22) and the first internal adjusting rod (20A 23) is connected with the first internal adjusting rod (20A 23) through the first external air inlet connector (20A 11) through the threads and the first internal adjusting rod (20A 21) is connected with the first air nozzle (20A 25) through the first internal adjusting rod (20A 12) at the lower side of the first air inlet connector (20A 2) and the first air inlet connector (20A 2) is connected with the first air inlet connector (20A 2) through the first air inlet connector (20A 12) respectively, the first inner air nozzle (20A 25) is U-shaped, extends inwards from a horizontal position and rotates outwards, and the first outer adjusting rod (20A 12) and the first inner adjusting rod (20A 22) are respectively locked by the first outer nut (20A 13) and the first inner nut (20A 24) when being adjusted in place.
6. The rotary jet dust collector of knitting machine with switchable dust removing range as claimed in claim 4, characterized in that the second outer jet dust collector (20B 1) and the second inner jet dust collector (20B 2) comprise a second outer adjusting rod (20B 11) and a second inner adjusting rod (20B 21) respectively, the second outer air nozzle (20B 12), the second inner air nozzle (20B 22), a second outer nut (20B 13), the second inner nut (20B 23) and a second inner adjusting rod joint (20B 24), the second outer adjusting rod (20B 11) is connected to the outer side of the rotary support (10) by screw threads and is communicated with the air passages (31, 32), the second inner adjusting rod (20B 21) is connected to the second inner adjusting rod joint (20B 24) by screw threads, the second inner adjusting rod joint (20B 24) is connected to the lower side of the rotary support (10) by screw threads and is communicated with the air passages (31, 32), the second outer nozzle (20B 12), the second inner nozzle (20B 22) and the second outer nozzle (20B 11) are respectively connected to the second outer nozzle (20B 11) by screw threads and extend from the second outer nozzle (20B 21) to the second outer nozzle (20B) horizontally and horizontally extend from the second outer nozzle (20B) to the second outer nozzle (20B) by screw cap (20B 21) respectively The second inner nut (20B 23) is locked.
7. The rotary jet dedusting device for knitting machines with switchable dedusting ranges according to claim 4, characterized in that the air outlet connection (46) communicates with the main jet dedusting pipe group (20A).
8. The rotary jet dust collector of knitting machine with changeable dust removing range according to claim 1, characterized in that the motor gear (621) is fixed on the motor shaft of the step motor (61), and the rack (622) is fixed inside the rotary support (10).
9. The rotary jet dust collector of knitting machine with changeable dust collecting range as set forth in claim 1, characterized in that the single chip microcomputer (71) is set inside the box (74) and connected via data line to the step motor (61) and the solenoid valve (45) of the air source assembly.
10. The rotary jet dust collector of knitting machine with changeable dust collecting range according to claim 1, characterized in that the control device (70) can set the continuous or intermittent operation mode and time of the step motor (61) and the rotary support (10), the clockwise or anticlockwise rotation direction and time, the rotation angle and the fixed point dust collecting position angle and time.
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| CN201910062522.7A CN109680404B (en) | 2019-01-23 | 2019-01-23 | Rotary jet dust collector of knitting machine capable of switching dust removing range |
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| CN201910062522.7A CN109680404B (en) | 2019-01-23 | 2019-01-23 | Rotary jet dust collector of knitting machine capable of switching dust removing range |
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| CN110042549B (en) * | 2019-05-22 | 2024-02-27 | 盐城万达利针织机械有限公司 | Lifting type 360-degree cleaning energy-saving dust removal unreeling mechanism |
| CN111005153B (en) * | 2019-11-29 | 2021-07-27 | 石狮市佳鑫精密机械有限公司 | Knitting machine rotation type dust collector of changeable dust removal scope |
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