CN210314702U - Opening device of automatic threading plate of flat knitting machine - Google Patents
Opening device of automatic threading plate of flat knitting machine Download PDFInfo
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- CN210314702U CN210314702U CN201920710028.2U CN201920710028U CN210314702U CN 210314702 U CN210314702 U CN 210314702U CN 201920710028 U CN201920710028 U CN 201920710028U CN 210314702 U CN210314702 U CN 210314702U
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- steel wire
- threading plate
- plate
- knitting machine
- flat knitting
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- 238000009940 knitting Methods 0.000 title claims abstract description 47
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 181
- 239000010959 steel Substances 0.000 claims abstract description 181
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 31
- 230000033001 locomotion Effects 0.000 claims abstract description 9
- 230000000149 penetrating effect Effects 0.000 claims abstract description 4
- 230000001360 synchronised effect Effects 0.000 claims description 20
- 230000001105 regulatory effect Effects 0.000 claims description 9
- 230000007246 mechanism Effects 0.000 claims description 7
- 230000003028 elevating effect Effects 0.000 claims description 6
- 238000009434 installation Methods 0.000 claims description 3
- 238000004804 winding Methods 0.000 claims description 3
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 abstract description 3
- 239000004744 fabric Substances 0.000 description 23
- 238000009941 weaving Methods 0.000 description 13
- 239000002699 waste material Substances 0.000 description 8
- 230000005540 biological transmission Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 238000005491 wire drawing Methods 0.000 description 4
- 239000012634 fragment Substances 0.000 description 3
- 238000005086 pumping Methods 0.000 description 3
- 238000012423 maintenance Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003466 welding Methods 0.000 description 2
- 235000008331 Pinus X rigitaeda Nutrition 0.000 description 1
- 235000011613 Pinus brutia Nutrition 0.000 description 1
- 241000018646 Pinus brutia Species 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model discloses a starting device of an automatic threading plate of a flat knitting machine, which comprises a left lifting device, a right lifting device, a threading plate and a starting needle, wherein the left lifting device and the right lifting device are symmetrically arranged on a left frame and a right frame at two sides of the flat knitting machine; the threading plate is arranged on a left lifting device and a right lifting device which drive the threading plate to vertically lift, the starting needle is arranged at the top of the threading plate, a lead plate is arranged at one side end of the threading plate, and a lead channel for a steel wire to penetrate into the starting needle after penetrating is arranged on the lead plate; the steel wire feeding and drawing device for conveying or drawing back the steel wires is installed below the threading plate, the tips of the steel wires are located in the lead channels, the steel wire limit switches are installed in the middle of the steel wire feeding and drawing device, and limit blocks matched with the steel wire limit switches for limiting are arranged on the steel wires. The utility model discloses a copper wire is through sending the copper wire device of taking out and lead wire passageway automatic wears to locate or break away from the start needle, improves assembly efficiency, and sets up copper wire limit switch control and send the copper wire device of taking out to stop the propelling movement copper wire for automatic start device hangs the yarn and takes off the yarn stably.
Description
Technical Field
The utility model belongs to the technical field of flat knitting machine, concretely relates to flat knitting machine starts a mouthful device of automatic threading board.
Background
The flat knitting machine can complete the knitting of a complete piece of knitting, and generally, the complete piece of knitting mainly comprises waste yarn, stitches removing, starting, idling, rib knitting, a large body and the like; because the pulling output process of the knitted fabric after the knitting is to pull the formed knitted fabric out of the knitting area and send the knitted fabric out after a certain traction force is given to the fabric, the traction force has great influence on the knitting process and the product quality, and the following basic requirements are met: because the looping process is continuously carried out, the traction movement is also continuously carried out as required; the traction force acting on each coil needs to be stable, uniform and consistent; the traction amount in the unit time of the traction force needs to be synchronously carried out in the looping process, and because a certain distance exists between the needle bed opening and the traction device in the flat knitting machine, namely, a knitted piece cannot be immediately clamped by the traction device when being knitted, at the moment, if the normal knitting of the knitted piece is directly carried out, the knitted piece which is just knitted (namely, the knitted piece which is not clamped by a high-position roller) is unsmooth due to lack of uniform traction force, and the whole knitting effect of the knitted piece is influenced; that is, the weaving of the fabric piece can be smoothly performed only in a pulled state. Therefore, before entering the formal weaving piece, the starting fabric with the length of about 30-40mm needs to be woven, after the starting fabric is clamped by a high-position roller below a needle bed opening, the weaving piece can obtain certain traction force to enter the formal weaving, then the 30-40mm starting fabric needs to be woven for transition when each weaving piece is woven, and after the weaving piece is woven, workers need to detach the starting fabric (waste yarn) on the weaving piece. Because some flat knitting machines are equipped with an automatic starting device and need to use a starting rubber rib yarn as a starting fabric, waste yarn is generated, and the starting device is complex, high in failure rate and high in cost. Therefore, the conventional flat knitting machine needs to realize the integral knitting of the knitted fabric piece by using the waste yarn before starting the knitting, so that the integral working efficiency is reduced, and the yarn is wasted.
Based on the above technical problems, the current situation is as follows: most manufacturers and users of the flat knitting machine are not practical for starting a fabric piece by adopting a starting device, or continue to use the original waste yarn traction method for starting the fabric piece, and an effective scheme for designing and optimizing the starting device of the flat knitting machine is lacked in the industry.
Disclosure of Invention
In order to overcome the defects in the prior art, the utility model provides a simple structure, convenient assembly, hang the yarn and doff the stable flat knitting machine automatic threading board's that just reaches the direct play of no useless yarn play device of a yarn.
The utility model adopts the technical proposal that:
a starting device of an automatic threading plate of a flat knitting machine comprises a left lifting device, a right lifting device, the threading plate and a starting needle, wherein the left lifting device and the right lifting device are symmetrically arranged on left and right racks at two sides of the flat knitting machine; the threading board is installed on driving its vertical lift's left and right sides elevating gear, the starting needle sets up in the top of threading board, its characterized in that: a lead plate is arranged at one side end of the threading plate, and a lead channel for a steel wire to penetrate into the starting needle after penetrating is arranged on the lead plate; the steel wire feeding and drawing device for conveying or drawing back steel wires is mounted below the threading plate, the tips of the steel wires are located in the lead channels, a steel wire limit switch is mounted in the middle of the steel wire feeding and drawing device, and a limit block matched with the steel wire limit switch for limiting is arranged on the steel wires. The steel wire of the utility model is automatically inserted into or separated from the starting needle through the steel wire feeding and drawing device and the lead channel, so that the assembly efficiency is improved, and the steel wire limit switch is arranged, when the steel wire is pushed to a specified length, the steel wire limit switch works to control the steel wire feeding and drawing device to stop pushing the steel wire, so that the automatic starting device can stably hang and doff yarns, and the direct starting without waste yarns can be achieved; meanwhile, the lead plate is independently installed, so that the replacement and maintenance in the later period are convenient.
Furthermore, the lead channel is a hollow steel pipe arranged at the edge of the lead plate, and the hollow steel pipe can guide the moving direction of the penetrated steel wire.
Further, the starting needle is formed by arranging a row of grooves after a steel pipe is welded at the top of the threading plate, the starting needle comprises needle teeth and a needle ring for a steel wire to penetrate through, and the upper end part of the lead channel and the needle ring are concentrically arranged, so that the concentricity of the needle ring at the top of the starting needle is ensured, and the steel wire can smoothly penetrate.
Further, the steel wire feeding and drawing device comprises a main steel wire coil for winding a steel wire, an auxiliary self-clamping meshing steel wire wheel set for clamping and conveying the steel wire and a steel wire guide wheel, wherein the main steel wire coil is connected with a first motor for driving the main steel wire coil to rotate positively and negatively to feed or draw the steel wire, the auxiliary self-clamping meshing steel wire wheel set is connected with a second motor for driving the auxiliary steel wire coil to rotate, the steel wire guide wheel is arranged between the auxiliary self-clamping meshing steel wire wheel set and the main steel wire coil, and the main steel wire coil and the auxiliary self-clamping meshing steel wire wheel set are both provided with sensor sets for judging steering and turn number; supplementary self-holding meshing copper wire wheelset, copper wire leading wheel and second motor are all installed on same mounting panel, the mounting panel is connected on the threading board, the mounting panel is provided with a plurality of copper wire support that support the copper wire.
Furthermore, the auxiliary self-clamping meshing steel wire wheel set comprises two steel wire wheels which are meshed with each other, a rotatable rotating arm is connected to the upper steel wire wheel, one end of the rotating arm is hinged to the mounting plate, the other end of the rotating arm is connected with a clamping adjusting tension spring which can drive the upper steel wire wheel to move downwards and clamp a steel wire by the lower steel wire wheel, and the other end of the clamping adjusting tension spring is connected to the mounting plate in an adjustable tightness manner; the lower side steel wire wheel is connected with a second motor.
Further, install the gyro wheel that prevents the copper wire pine and take off around the main steel wire dish.
Further, the copper wire limit switch includes micro-gap switch main part, trompil shell fragment, the trompil shell fragment is worn to locate by the copper wire, and when the copper wire propelling movement was to the last needle ring in threading board top, the stopper promoted the trompil shell fragment and opened copper wire limit switch and control send the copper wire device stop work of taking out.
Further, control elevating gear and include the synchronous wheelset of elevator motor, drive mechanism, transfer line, both sides, the linear slideway of both sides, both sides synchronous wheelset passes through the transfer line synchronous rotation and connects, the transfer line passes through drive mechanism and is connected rather than pivoted elevator motor with driving, all install the hold-in range on the synchronous wheelset, install the slider that drives linear motion by it on the hold-in range, the slider can follow the installation that linear slideway removed in the homonymy on the linear slideway, the both ends of threading board are connected respectively and are fixed in on the slider of corresponding side.
Further, the homonymy the slider with the hold-in range passes through automatic release of pulling force fixed connection, automatic release of pulling force includes device base, presss from both sides tight slider, slide bar, the hold-in range with press from both sides tight slider fixed connection, device base and slider fixed connection, the slide bar wears to locate in the device base, the slide bar overcoat is equipped with the spring, the one end top of spring pushes away and presss from both sides tight slider setting, and its other end butt is in the elasticity regulating block, the bottom of elasticity regulating block is equipped with the bolt that drives its removal regulating spring elasticity, realizes that compression spring adjusts the thrust that the top pushed away and presss from both sides tight slider.
Further, both sides install the counter weight strip that is used for balanced hold-in range both sides weight between the hold-in range, can alleviate elevator motor's load.
The utility model has the advantages that: simple structure, simple to operate, low in manufacturing cost because the small and exquisite piece of weaving that can insert any tissue of latch and will weave the play mouthful a leak whole of a stitch and hold, hang the yarn and take off the yarn stably and can realize not having under the state of a mouthful fabric and a play mouth tissue will weave the complete pulling down of piece, reach any piece of weaving and do not have the direct play mouth of yarn waste, greatly reduced weave the cost.
Drawings
Fig. 1 is a schematic view of the mounting structure of the flat knitting machine of the present invention.
Fig. 2 is a schematic structural diagram of the present invention.
Fig. 3 is a schematic view of a partial structure of the left and right elevating devices of the present invention.
Fig. 4 is a schematic structural diagram of the automatic tension releasing device of the present invention.
Fig. 5 is a schematic structural diagram of the automatic tension releasing device of the present invention.
Fig. 6 is a schematic structural view of the lead plate of the present invention.
Fig. 7 is a schematic structural view of the present invention after the left and right elevating devices are removed.
Fig. 8 is a schematic structural view of the steel wire feeding and drawing device of the present invention.
Fig. 9 is a schematic side perspective view of the steel wire feeding and drawing device of the present invention.
Fig. 10 is a schematic back structure diagram of the steel wire feeding and drawing device of the present invention.
Fig. 11 is a schematic view of the state structure of the steel wire of the present invention when it is inserted into the needle ring.
Fig. 12 is a schematic structural view of the flat knitting machine of the present invention in a high-order roller open state.
Fig. 13 is an enlarged schematic view of a part of the structure of the flat knitting machine of the present invention in the high-order roller open state.
Detailed Description
The present invention will be further described with reference to the following specific embodiments, but the present invention is not limited to these specific embodiments. It will be recognized by those skilled in the art that the present invention encompasses all alternatives, modifications, and equivalents as may be included within the scope of the claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Referring to fig. 1-13, the starting device of the automatic threading plate of the flat knitting machine comprises a left lifting device 1, a right lifting device 1, a threading plate 2 and a starting needle 3, wherein the left lifting device 1 and the right lifting device 1 are symmetrically arranged on a left frame 20 and a right frame 20 at two sides of the flat knitting machine; the threading plate 2 is arranged on a left lifting device 1 and a right lifting device 1 which drive the threading plate to vertically lift, the starting needle 3 is arranged at the top of the threading plate 2, a lead plate 4 is arranged at one side end part of the threading plate 2, a lead channel 41 for a steel wire 5 to penetrate into the starting needle 3 after penetrating is arranged on the lead plate 4, and the tip end of the steel wire 5 is positioned in the lead channel 41; the steel wire feeding and drawing device 6 used for conveying or drawing back steel wires is installed below the threading plate 2, the steel wire limit switch 10 is installed in the middle of the steel wire feeding and drawing device 6, and the steel wire 5 is provided with a limit block 51 matched with the steel wire limit switch 10 for limiting. The steel wire 5 of the utility model automatically penetrates through or is separated from the starting needle 3 through the steel wire feeding and drawing device 6 and the lead channel 41, the assembly efficiency is improved, the steel wire limit switch 10 works when the steel wire is pushed to a specified length, and the steel wire feeding and drawing device is controlled to stop pushing the steel wire, so that the automatic starting device can stably hang and doff yarns, and the direct starting without waste yarns can be achieved; meanwhile, the lead plate 4 is independently installed, so that the replacement and maintenance in the later period are convenient.
The lead channel 41 in this embodiment is a hollow steel tube welded to the edge of the lead plate 4. The utility model discloses a hollow steel pipe has been welded to the lead wire outline on lead plate 4, and hollow steel pipe is used for the copper wire direction of motion that the guide penetrated to send into copper wire 5 or take hollow steel pipe out through sending out copper wire device 6, degree of automation is high, improves the efficiency of the device of starting a job. The lead plate 4 and the threading plate 2 are matched with the wedge block 21 through the clamping groove 42 for positioning and installation. Thereby ensuring the concentricity of the hollow steel pipe and the top end of the threading plate.
This embodiment the rising needle 3 is for offering one row of slot formation behind the 2 top welding steel pipes of threading board, and the steel pipe that the top cut off and threading board 2 form needle ring 31 and latch 32, and the slot between the latch 32 is used for stocking the yarn that rises of weaving the piece in, because the steel pipe goes on the complete laser welding in 2 edges of threading board, and the needle ring 31 highly uniform level that has guaranteed the latch top is consistent and firm like this, has guaranteed 31 hole concentricity of whole row needle ring, makes the copper wire can penetrate smoothly and obtain guaranteeing. The needle ring 31 is positioned at the top of the threading plate, the upper end part of the lead channel 41 and the needle ring 31 are arranged concentrically, and the steel wire 5 conveniently penetrates out of the lead channel 41 and then enters the needle ring 31.
The steel wire pumping device 6 comprises a main steel wire coil 61 for winding a steel wire, an auxiliary self-clamping meshing steel wire wheel set 62 for clamping and conveying the steel wire, and a steel wire guide wheel 66, wherein the main steel wire coil 61 is connected with a first motor 63 for driving the main steel wire coil to rotate forward and backward to feed or pump the steel wire, the auxiliary self-clamping meshing steel wire wheel set 62 is connected with a second motor 64 for driving the auxiliary self-clamping meshing steel wire wheel set 62 to rotate, the steel wire guide wheel 66 is arranged between the auxiliary self-clamping meshing steel wire wheel set 62 and the main steel wire coil 61, and the main steel wire coil 61 and the auxiliary self-clamping meshing steel wire wheel set 62 are provided with a sensor set 67 for judging steering and. Supplementary self-holding meshing steel wire wheelset 62, steel wire leading wheel 66 and second motor 64 all install on same mounting panel 7, mounting panel 7 is connected on threading board 2, mounting panel 7 is provided with a plurality of steel wire support 8 that support steel wire 5. The auxiliary self-clamping meshing steel wire wheel set comprises two steel wire wheels which are meshed, a rotatable rotating arm 69 is connected to the upper steel wire wheel, one end of the rotating arm 69 is hinged to the mounting plate 7 through a rotating shaft, the other end of the rotating arm 69 is connected with a clamping adjusting tension spring 68 which can drive the upper steel wire wheel to move downwards and clamp the steel wire 5 through the lower steel wire wheel, and the other end of the clamping adjusting tension spring 68 is connected to the mounting plate 7 in a manner that the tightness of the clamping adjusting tension spring is adjustable through bolts; the lower side wire wheel is connected with a second motor 64. And rollers 65 for preventing the steel wire 5 from loosening and popping up are arranged on the periphery of the main steel wire coil 61. The utility model discloses a first motor 63 drive owner copper wire dish 61 is rotatory, will fix the copper wire 5 withdrawal or outside propelling movement in the dish, the supplementary self-holding meshing copper wire wheelset 62 that sets up at the front end is driven by second motor 64, two mesh driven steel wire wheels are in all the time under the pulling of tight regulation extension spring 68 of clamp, the supplementary self-holding meshing copper wire wheelset 62 that drives of second motor 64 is moved and will be located the copper wire between two copper wire wheels and send into the lead wire passageway of lead plate 4 by the pointed end then in proper order or take the needle ring at threading plate top out, and through 2 inductors that judge turn to and the number of turns, judge turning to of copper wire motor and the length that the count copper wire carried.
The steel wire limit switch 10 in this embodiment includes a microswitch main body 101 and an opening elastic sheet 102, the steel wire 5 is inserted into the opening elastic sheet 102, when the steel wire 5 is pushed forwards by the steel wire drawing device 6, because the steel wire 5 passes through a small hole of the opening elastic sheet 102, when the steel wire 5 is pushed to the last needle ring 31 at the top of the threading plate 2, the limiting block 51 pushes the opening elastic sheet 102 to open the steel wire limit switch 10, so as to control the steel wire drawing device 6 to stop working. Namely, the steel wire limit switch 10 is connected with the controller, and after the steel wire limit switch 10 is turned on, the controller controls the motor of the steel wire drawing device 6 to stop rotating.
The left and right lifting device 1 comprises a lifting motor 11, a transmission mechanism 19, a transmission rod 12, synchronous wheel sets 13 on two sides, and linear slide rails 14 on two sides, wherein the synchronous wheel sets 13 on two sides are connected through the transmission rod 12 in a synchronous rotation manner, the transmission rod 12 is connected with the lifting motor 11 driving the transmission rod to rotate through the transmission mechanism 19, the transmission mechanism is of a chain wheel and chain structure, synchronous belts 16 are arranged on the synchronous wheel sets 13, and a counterweight strip 17 for balancing the weight of two sides of the synchronous belts is arranged between the synchronous belts 16 on two sides, so that the load of the lifting motor 11 can be reduced; the synchronous belt 16 is provided with a slider 15 which drives the linear motion, the slider 15 can be arranged on the linear slide rail 14 at the same side along the linear slide rail 14, two ends of the threading plate 2 are respectively connected and fixed on the slider 15 at the corresponding side, and the threading plate 2 can be driven to complete automatic lifting motion through the rotation of the lifting motor 11. The slider 15 with the hold-in range 16 of homonymy passes through automatic release of pulling force 18 fixed connection, automatic release of pulling force 18 includes device base 181, presss from both sides tight slider 182, slide bar 183, hold-in range 16 with press from both sides tight slider 182 fixed connection, device base 181 and slider 15 fixed connection, slide bar 183 wears to locate in device base 181, the slide bar 183 overcoat is equipped with spring 184, the tight slider 182 setting of spring 184 top push clamp, its other end butt in elasticity regulating block 185, the bottom of elasticity regulating block 185 is equipped with the bolt 186 that drives it to remove the elasticity of regulating spring 184, realizes that the spring adjusts the thrust that the top pushes away tight slider that pushes away. An upper limit sensor 187 and a lower limit sensor 188 are arranged on the slide block 15, and the upper limit sensor 187 and the lower limit sensor 188 are used for sensing the position of the clamping slide block 182.
After the first line is woven by the knitted fabric, the threading plate 2 starts to move up under the driving of the left and right lifting devices 1, at the moment, the high-position roller 9 is in an open state, the threading plate 2 continues to move up until the needle teeth 32 at the top of the threading plate 2 are inserted into all coils of the first line of the knitted fabric and stop moving up, at the moment, the steel wire pumping device 6 starts to work to push the steel wire 5 forwards, the number of turns sensor arranged behind the main steel wire coil 61 calculates the steel wire length pushed forwards, the steel wire 5 pushed forwards passes through the hole-opening elastic sheet 102 of the steel wire limit switch 10 arranged in the middle of the steel wire pumping device 6 and then is sequentially sent into the steel wire bracket 8, the needle ring 31 at the top of the needle teeth 32 after the lead plate 4, until the steel wire 5 penetrates into the last needle ring 31, at the moment, the steel wire 51 arranged on the steel wire 5 pushes the hole-opening elastic, the wire feeding and drawing device 6 stops working, and the coils in the needle teeth 32 are all sealed by the steel wire 5, then the threading plate 2 begins to descend, when the steel wire 5 at the top of the needle tooth is pressed to the coil and the top of the needle ring 31 is not contacted with the moving crochet needle, the flat knitting machine starts to continue knitting, the threading plate 2 evenly pulls the knitted fabric according to the pulling speed set by knitting, when the driving force of the left and right lifting devices 1 is too large, in order to protect the fabric from being pulled and torn, the automatic tension releasing device 18 arranged at the transitional connection between the sliding block 15 and the synchronous belt 16 automatically transfers the excessive downward tension transmitted by the synchronous belt 16 to the downward pressing spring 184 through the clamping sliding block 182, transfers the excessive tension to the spring 184, when the clamping slider 182 is compressively moved to the position of the lower limit sensor 188, the elevator motor 11 stops the output of the driving force, when the clamping slider 182 returns to the upper limit sensor 187 position, the elevator motor 11 restarts driving. Until the length of the drawn fabric piece exceeds the bottom 91 of the high-position roller 9, the high-position roller 9 is closed, the fabric piece is continuously drawn by the high-position roller 9, at the moment, the threading plate 2 keeps static, the flat knitting machine continuously weaves the fabric piece with a certain length, the steel wire 5 sent out before the steel wire drawing device 6 starts drawing is sent out, the steel wire 5 is drawn out from the coil and the needle ring 31, the steel wire 5 is collected into the main steel wire coil 61, the tip of the steel wire 5 is remained in the hollow steel pipe of the thread leading plate 4, at the moment, the first line of coil of the fabric piece is completely separated from the threading plate 2, the flat knitting machine continuously weaves under the traction of the high-position roller 9 until the completion, the threading plate 2 continuously descends to the initial position.
The utility model discloses simple structure, simple to operate, low in manufacturing cost, because the small and exquisite piece of weaving that can insert any tissue of the needle tooth will weave the play mouthful a leak whole of piece and hold, hang the yarn and take off the yarn stably and can realize not having under the state of a mouthful fabric and play mouthful tissue will weave the complete pulling down of piece, reach any piece of weaving and do not have the direct play of useless yarn, greatly reduced the cost of weaving.
Claims (10)
1. A starting device of an automatic threading plate of a flat knitting machine comprises a left lifting device, a right lifting device, the threading plate and a starting needle, wherein the left lifting device and the right lifting device are symmetrically arranged on left and right racks at two sides of the flat knitting machine; the threading board is installed on driving its vertical lift's left and right sides elevating gear, the starting needle sets up in the top of threading board, its characterized in that: a lead plate is arranged at one side end of the threading plate, and a lead channel for a steel wire to penetrate into the starting needle after penetrating is arranged on the lead plate; the steel wire feeding and drawing device for conveying or drawing back steel wires is mounted below the threading plate, the steel wire limit switch is mounted in the middle of the steel wire feeding and drawing device, and the steel wires are provided with limit blocks matched with the steel wire limit switch for limiting.
2. The starting device of the automatic threading plate of the flat knitting machine according to claim 1, characterized in that: the lead channel is a hollow steel tube arranged at the edge of the lead plate.
3. The starting device of the automatic threading plate of the flat knitting machine according to claim 1, characterized in that: the steel wire threading device is characterized in that the starting needle is formed by arranging a row of grooves after a steel pipe is welded to the top of the threading plate, the starting needle comprises needle teeth and a needle ring for a steel wire to penetrate through, and the upper end part of the wire leading channel and the needle ring are arranged concentrically.
4. The starting device of the automatic threading plate of the flat knitting machine according to any one of claims 1 to 3, characterized in that: the steel wire feeding and drawing device comprises a main steel wire coil for winding a steel wire, an auxiliary self-clamping meshing steel wire wheel set for clamping and conveying the steel wire and a steel wire guide wheel, wherein the main steel wire coil is connected with a first motor for driving the main steel wire coil to rotate forward and backward to feed or draw the steel wire, the auxiliary self-clamping meshing steel wire wheel set is connected with a second motor for driving the auxiliary steel wire wheel set to rotate, the steel wire guide wheel is arranged between the auxiliary self-clamping meshing steel wire wheel set and the main steel wire coil, and the main steel wire coil and the auxiliary self-clamping meshing steel wire wheel set are both provided with inductor sets for judging steering and turn number; supplementary self-holding meshing copper wire wheelset, copper wire leading wheel and second motor are all installed on same mounting panel, the mounting panel is connected on the threading board, the mounting panel is provided with a plurality of copper wire support that support the copper wire.
5. The opening device of the automatic threading plate of the flat knitting machine according to claim 4, characterized in that: the auxiliary self-clamping meshing steel wire wheel set comprises two steel wire wheels which are meshed, a rotatable rotating arm is connected to the upper steel wire wheel, one end of the rotating arm is hinged to the mounting plate, the other end of the rotating arm is connected with a clamping adjusting tension spring which can drive the upper steel wire wheel to move downwards and clamp a steel wire by the lower steel wire wheel, and the other end of the clamping adjusting tension spring is connected to the mounting plate in an adjustable-tightness manner; the lower side steel wire wheel is connected with a second motor.
6. The opening device of the automatic threading plate of the flat knitting machine according to claim 4, characterized in that: and rollers for preventing the steel wire from loosening are arranged around the main steel wire coil.
7. The starting device of the automatic threading plate of the flat knitting machine according to any one of claims 1 to 3, characterized in that: the steel wire limit switch comprises a microswitch main body and an opening elastic sheet, the steel wire penetrates through the opening elastic sheet, and when the steel wire is pushed to the last needle ring at the top of the threading plate, the limiting block pushes the opening elastic sheet to open the steel wire limit switch to control the steel wire feeding and drawing device to stop working.
8. The starting device of the automatic threading plate of the flat knitting machine according to any one of claims 1 to 3, characterized in that: control elevating gear includes the linear slide of the synchronous wheelset of elevator motor, drive mechanism, transfer line, both sides synchronous wheelset passes through the transfer line synchronous rotation and connects, the transfer line passes through drive mechanism and is connected rather than pivoted elevator motor, all install the hold-in range on the synchronous wheelset, install the slider that drives linear motion by it on the hold-in range, the slider can follow the installation that linear slide removed in the homonymy on the linear slide, the both ends of threading board are connected respectively and are fixed in on the slider of corresponding side.
9. The opening device of the automatic threading plate of the flat knitting machine according to claim 8, characterized in that: the homonymy the slider with the hold-in range passes through pulling force automatic release fixed connection, the automatic release of pulling force includes device base, presss from both sides tight slider, slide bar, the hold-in range with press from both sides tight slider fixed connection, device base and slider fixed connection, the slide bar wears to locate in the device base, the slide bar overcoat is equipped with the spring, the one end top of spring pushes away and presss from both sides tight slider setting, its other end butt in the elasticity regulating block, the bottom of elasticity regulating block is equipped with the bolt that drives its removal regulating spring elasticity.
10. The opening device of the automatic threading plate of the flat knitting machine according to claim 8, characterized in that: and counterweight strips for balancing the weights of the two sides of the synchronous belt are arranged between the synchronous belts on the two sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920710028.2U CN210314702U (en) | 2019-05-17 | 2019-05-17 | Opening device of automatic threading plate of flat knitting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920710028.2U CN210314702U (en) | 2019-05-17 | 2019-05-17 | Opening device of automatic threading plate of flat knitting machine |
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| Publication Number | Publication Date |
|---|---|
| CN210314702U true CN210314702U (en) | 2020-04-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920710028.2U Withdrawn - After Issue CN210314702U (en) | 2019-05-17 | 2019-05-17 | Opening device of automatic threading plate of flat knitting machine |
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| Country | Link |
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| CN (1) | CN210314702U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110184733A (en) * | 2019-05-17 | 2019-08-30 | 宁波慈星股份有限公司 | A kind of device that opens of flat machine hooking-up member |
-
2019
- 2019-05-17 CN CN201920710028.2U patent/CN210314702U/en not_active Withdrawn - After Issue
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110184733A (en) * | 2019-05-17 | 2019-08-30 | 宁波慈星股份有限公司 | A kind of device that opens of flat machine hooking-up member |
| CN110184733B (en) * | 2019-05-17 | 2024-02-09 | 宁波慈星股份有限公司 | Automatic threading plate's of flat knitting machine play mouth device |
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Granted publication date: 20200414 Effective date of abandoning: 20240209 |