CN212128395U - Heald frame shedding mechanism capable of reducing running cost - Google Patents

Heald frame shedding mechanism capable of reducing running cost Download PDF

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Publication number
CN212128395U
CN212128395U CN202020429214.1U CN202020429214U CN212128395U CN 212128395 U CN212128395 U CN 212128395U CN 202020429214 U CN202020429214 U CN 202020429214U CN 212128395 U CN212128395 U CN 212128395U
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China
Prior art keywords
frame
heald frame
guide
heald
shedding mechanism
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CN202020429214.1U
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Chinese (zh)
Inventor
杜海华
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Jiangyin Bofeng Metal Products Co ltd
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Jiangyin Bofeng Metal Products Co ltd
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Abstract

The utility model belongs to the technical field of loom shedding mechanism's technique and specifically relates to a reduce running cost's heald frame shedding mechanism is related to, which comprises a frame, be equipped with driving motor in the frame, the lifting rope, guide pulley and heald frame, it is equipped with two at least swing arms to rotate the frame in the frame, the rotation axis of swing arm is parallel with the axis of guide pulley, every swing arm is corresponding to a heald frame, every lifting rope one end and swing arm end connection, the other end is connected with the heald frame that corresponds, still be equipped with in the frame and be used for ordering about the crisscross wobbling drive assembly of swing arm, drive assembly includes the axis of rotation of rotating the frame in the frame, the rotation axis of rotation is parallel with the axis of guide pulley, the axis of rotation is connected with the driving motor transmission, the cover is equipped with two at least cams in the axis of rotation. The utility model discloses have the effect that reduces shedding mechanism running cost.

Description

Heald frame shedding mechanism capable of reducing running cost
Technical Field
The utility model belongs to the technical field of loom shedding mechanism's technique and specifically relates to a reduce running cost's heald frame shedding mechanism is related to.
Background
The shedding mechanism is the most critical mechanism in the loom, the loom is generally provided with at least two heald frames, yarns led out from each heald frame are a group of warps, and the shedding mechanism controls the two heald frames to perform lifting motion so that the two groups of warps are staggered. And the loom is also provided with a weft insertion mechanism, the weft insertion mechanism drives the weft to penetrate between two groups of warps, and the weft penetrates between the warps along with the reciprocating lifting of the two heald frames to form the fabric.
Chinese patent No. CN209555462U discloses an electronic shedding mechanism for controlling the motion of heald frames by lifting ropes, which comprises a motor (or called as a driving motor), a guide wheel, a lifting rope, heald frames and a frame, wherein the motor is arranged on the frame and positioned above the heald frames; the guide wheel is rotatably erected on the frame; the lifting rope is wound on an output shaft of the motor, one end of the lifting rope is connected with the motor, and the other end of the lifting rope bypasses the guide wheel and is connected with a heald frame. The motor rotates in a reciprocating way, and the heald frame can be driven to lift.
The above prior art solutions have the following drawbacks: when the shedding mechanism is used for controlling the lifting of the heald frames, in order to drive the heald frames to lift, the driving motors with the number corresponding to the number of the heald frames need to be arranged, the lifting ropes are collected and released by frequently forward and backward rotating of the driving motors, the driving motors are easy to damage, and the running cost of the shedding mechanism is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a reduce running cost's heald frame shedding mechanism, it has the effect that reduces shedding mechanism running cost to the not enough of prior art existence.
The above object of the present invention is achieved by the following technical solutions:
the utility model provides a reduce running cost's heald frame shedding mechanism, includes the frame, be equipped with driving motor, lifting rope, guide pulley and heald frame in the frame, the swivel mount is equipped with two at least swing arms in the frame, the axis of rotation of swing arm is parallel with the axis of guide pulley, every the swing arm is corresponding to a heald frame, every lifting rope one end is connected with swing arm end connection, and the other end is connected with the heald frame that corresponds, still be equipped with in the frame and be used for ordering about the crisscross wobbling drive assembly of swing arm, drive assembly includes that the swivel mount establishes the axis of rotation in the frame, the axis of rotation of axis of rotation is on a parallel with the axis of guide pulley, the axis of rotation is connected with the driving motor transmission, the cover is equipped with two at least cams in the axis of rotation, every the cam corresponds with a swing arm, the.
By adopting the technical scheme, the driving motor only needs to rotate in one direction and drives the rotating shaft to rotate, each cam on the rotating shaft rotates synchronously, and the far-rest section of each cam cambered surface is staggered and abutted with the corresponding spiral arm, so that each spiral arm swings in a staggered manner. When one end of the spiral arm connected with the lifting rope swings back to the guide wheel, the lifting rope is tensioned, and the corresponding wire heald is lifted; when the swing of one end that spiral arm and lifting rope are connected towards the guide pulley, the lifting rope can relax, and the wire heald that corresponds descends because of the gravity of self, and the drive assembly of this mechanism is simple relatively, only needs a driving motor can drive a plurality of wire healds and goes up and down, and driving motor need not reverse, and the motor is not fragile, has the effect that reduces shedding mechanism running cost.
The present invention may be further configured in a preferred embodiment as: still include two at least fixed pulleys and two at least string ropes, every the heald frame is corresponding to a fixed pulley and hangs the rope, the fixed pulley rotating turret is established in the frame, every the axis of fixed pulley and guide pulley all is on a parallel with the thickness direction of the heald frame that corresponds, fixed pulley and the guide pulley that corresponds are arranged along heald frame length direction, the one end and the spiral arm of hanging the rope are connected, and the other end is walked around the guide pulley and the fixed pulley is connected with the heald frame, spiral arm and the lifting rope that corresponds between the guide pulley, hang the rope and be parallel to each other, and arrange along the axis direction of guide pulley.
Through adopting above-mentioned technical scheme, set up fixed pulley and string rope, utilize to hang rope and lifting rope synchronous drive line heald lift, hang the pulling force that the rope can share on the lifting rope, and then the life of extension lifting rope.
The present invention may be further configured in a preferred embodiment as: the frame is provided with two guide blocks, the two guide blocks are respectively positioned on two sides in the length direction of the heald frame, a plurality of guide grooves are formed in one side, facing the heald frame, of each guide block, each guide groove penetrates through the corresponding guide block in the vertical direction, and the heald frame is in sliding fit with the two guide blocks through the guide grooves.
Through adopting above-mentioned technical scheme, set up the guide block that has the guide way in the frame to make the heald frame establish on the guide block through the guide way carriage, can limit the skew of heald frame along warp direction of supply, and then improve the warp stability that the heald frame was drawn forth, make and form stable opening between the multiunit warp, make things convenient for wefting insertion mechanism to alternate the weft between each group warp.
The present invention may be further configured in a preferred embodiment as: every the guide way internal rotation erects and is equipped with two sets of pulleys, and two sets of the pulley is located two lateral walls of guide way respectively, and every group the pulley is arranged along vertical direction, and the axis of every pulley all sets up along the horizontal direction, the heald frame passes through pulley and guide way sliding fit.
Through adopting above-mentioned technical scheme, set up the pulley in the guide way, can reduce the gliding frictional force of heald frame and guide way, make the heald frame descend more smoothly, then can reduce the angle error when multiunit warp is crisscross, make things convenient for wefting insertion mechanism to wear to establish the weft.
The present invention may be further configured in a preferred embodiment as: be equipped with guide strip and locking screw on the guide block, the guide strip is on a parallel with the direction setting of heald frame thickness, locking screw sets up along the horizontal direction, and the length direction setting of perpendicular to guide strip, be equipped with guiding groove and latch segment in the frame, guiding groove and guide strip adaptation, be equipped with on the latch segment and be used for supplying locking screw along the gliding sliding tray of length direction of guide strip, the pot head that locking screw passed the latch segment is equipped with lock nut.
Through adopting above-mentioned technical scheme, lead to or locking screw rod, sliding tray and lock nut locking with the guide block in the frame to utilize guide strip and guiding groove cooperation. When the heald frames with different specifications are used for activating warp threads, the guide blocks with different guide groove sizes can be replaced with different heald frames, and the application range of the shedding mechanism in actual production is further enlarged.
The present invention may be further configured in a preferred embodiment as: the frame is provided with an auxiliary wheel and a tension wheel, the auxiliary wheel is lower than the bottom end face of the heald frame, the tension rope is wound on the tension wheel, one end of the tension rope is fixed at one end of the tension wheel and connected with the heald frame, and the frame is provided with a coil spring for driving the tension wheel to wind the tension rope.
Through adopting above-mentioned technical scheme, set up auxiliary wheel and take-up pulley in the frame, the take-up pulley is the rolling tensioning rope under the effect of coil spring. In the process of the heald frame descending, the tension rope can provide downward tension for the heald frame, so that the heald frame descends smoothly.
The present invention may be further configured in a preferred embodiment as: the spiral arm is provided with a wire barrel with two open ends, and the side wall of the wire barrel is provided with a wire locking bolt in a penetrating way.
Through adopting above-mentioned technical scheme, set up the open line section of thick bamboo in both ends on the spiral arm, can be when connecting the lifting rope, with lifting rope one end locking in the line section of thick bamboo. The lifting rope length between the locking end of the lifting rope and the wire locking bolt can be changed to control the lifting range of the heald frame.
The present invention may be further configured in a preferred embodiment as: a limiting block is arranged on the frame, and the top surface of the limiting block is lower than the bottom surface of the heald frame.
Through adopting above-mentioned technical scheme, set up the stopper in the frame, can take place the accident at shedding mechanism and lead to the heald frame to fall, provide the support to the heald frame to reduce the probability that heald frame and other structures damaged because of receiving the impact.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the effect of reducing the operation cost of the shedding mechanism can be achieved by arranging the rotating shaft, the cam, the rotating arm and the lifting rope;
2. the fixed pulley and the hanging rope are arranged, so that the effects of sharing the tension on the hanging rope and prolonging the service life of the hanging rope can be achieved;
3. by providing the auxiliary wheel, the tension wheel and the coil spring, the effect that the heald frame can be smoothly lowered can be achieved.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic structural view of a driving assembly in the embodiment;
figure 3 is a schematic view of the connection of the tensioning ropes to the heddle frame in an embodiment;
FIG. 4 is a schematic view of the connection of the tension wheel to the ear plate in the embodiment;
FIG. 5 is a schematic view of the connection between the positioning rod and the guide block in the embodiment.
In the figure, 1, a frame; 11. a heald frame; 111. lifting lugs; 12. a limiting block; 121. an auxiliary plate; 122. an auxiliary wheel; 2. a support plate; 21. a support shaft; 211. a swing arm; 212. a support plate; 213. a bobbin; 214. a wire locking bolt; 215. a lifting rope; 216. hanging a rope; 22. a drive assembly; 221. a drive motor; 222. a rotating shaft; 223. a cam; 3. a guide wheel shaft; 31. a guide wheel 4 and a fixed pulley shaft; 41. a fixed pulley; 5. positioning a rod; 51. positioning blocks; 511. positioning a groove; 52. a guide groove; 53. a guide block; 531. a guide strip; 532. locking the screw rod; 533. locking the nut; 534. a guide groove; 535. a pulley; 6. an ear plate; 61. tensioning the shaft; 611. a tension wheel; 612. tensioning the rope; 613. a coil spring.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Example (b):
referring to fig. 1, for the utility model discloses a reduce running cost's heald frame shedding mechanism, including frame 1 and two heald frames 11, the rotating frame is equipped with two spiral arms 211, two guide pulleys 31 and two fixed pulleys 41 on frame 1. Two swing arms 211 are rotatably erected on the same side of the frame 1, each swing arm 211 corresponds to one guide wheel 31, a fixed pulley 41 and the heald frame 11, each guide wheel 31 is located on one side of the corresponding swing arm 211 facing the frame 1, and each fixed pulley 41 is located between the corresponding swing arm 211 and the corresponding guide wheel 31. The top end of the rotary arm 211 is provided with a lifting rope 215 and a hanging rope 216, one ends of the lifting rope 215 and the hanging rope 216 far away from the rotary arm 211 are connected with the corresponding heald frames 11, and the heald frames 11 are in sliding fit with the frame 1 along the vertical direction.
Referring to fig. 2, two support plates 2 are welded to the top end of one side of the frame 1 (see fig. 1), the two support plates 2 are parallel to each other, and the plate surfaces of the two support plates 2 are both arranged parallel to the side surface of the heald frame 11 (see fig. 1). A support shaft 21 is welded between the two support plates 2, the axis of the support shaft 21 is arranged along the thickness direction of the heald frame 11, the two swing arms 211 are rotatably erected on the support shaft 21, and the two swing arms 211 are arranged along the axis direction of the support shaft 21. The frame 1 is further provided with a driving assembly 22 for driving the two radial arms 211 to swing in an interlaced manner.
Referring to fig. 2, the driving assembly 22 includes a rotating shaft 222, a driving motor 221, and two cams 223, the rotating shaft 222 being rotatably mounted between the two brackets 2, the axis of the rotating shaft 222 being parallel to the axis of the supporting shaft 21. The rotating shaft 222 is located on a side of the support shaft 21 facing away from the frame 1 (see fig. 1), and the rotating shaft 222 is lower in height than the support shaft 21. The driving motor 221 is bolted on the support plate 2, and a coupling connection is arranged between the output end of the driving motor 221 and the rotating shaft 222. The two cams 223 are sleeved on the rotating shaft 222 and are in interference fit with the rotating shaft 222, and the far rest sections of the arc surfaces of the two cams 223 are respectively located at two sides of the rotating shaft 222. Each cam 223 corresponds to one radial arm 211, and the cambered surface of each cam 223 is abutted against the bottom end of the side surface of the corresponding radial arm 211, which faces away from the machine frame 1 (see fig. 1). When the driving motor 221 operates, the two cams 223 rotate synchronously and push the two swing arms 211 to swing alternately.
Referring to fig. 2, a support plate 212 is welded to the top end of the side surface of each radial arm 211 facing the rack 1 (see fig. 1), a bobbin 213 is welded to the bottom end of each support plate 212, each bobbin 213 is disposed along the side surface of the radial arm 211 facing the rack 1 (see fig. 1) perpendicular to the bobbin, and both ends of the bobbin 213 are open. The lifting rope 215 and the hanging rope 216 on each swing arm 211 are arranged in the corresponding wire barrel 213 in a penetrating mode, the side wall of the wire barrel 213 is further provided with a wire locking bolt 214 in a penetrating mode, the threaded end of the wire locking bolt 214 is tightly abutted to the lifting rope 215 and the hanging rope 216, the lifting rope 215 or the hanging rope 216 is locked in the wire barrel 213, and the lifting rope 215 and the hanging rope 216 are convenient to disassemble and assemble. When it is necessary to adjust the lifting range of the heald frame 11 (see fig. 1), it is only necessary to change the lengths between the locking ends of the suspension rope 215 and the suspension rope 216 and the lockwire bolt 214.
Referring to fig. 1, a guide wheel shaft 3 and a fixed pulley shaft 4 are bolted to a frame 1, the axes of the guide wheel shaft 3 and the fixed pulley shaft 4 are both parallel to the thickness direction of a heald frame 11, two guide wheels 31 are rotatably erected on the guide wheel shaft 3, and two fixed pulleys 41 are rotatably erected on the fixed pulley shaft 4. The wire casing of guide pulley 31 is double wire casing, and the wire casing of fixed pulley 41 is single wire casing, and the top wire casing of fixed pulley 41 and the bottom wire casing of guide pulley 31 are located the same height. Two lifting lugs 111 are welded on the top surface and the bottom surface of the heald frame 11, the two lifting lugs 111 on the top surface of the heald frame 11 are respectively positioned below the guide wheel 31 and the fixed pulley 41, and the two lifting lugs 111 respectively correspond to the guide wheel 31 and the fixed pulley 41. One end of the lifting rope 215 far away from the radial arm 211 bypasses the guide wheel 31 and is connected with the lifting lug 111 corresponding to the guide wheel 31; one end of the hanging rope 216 far away from the radial arm 211 passes around the guide wheel 31 and the fixed pulley 41 and is bolted on the lifting lug 111 corresponding to the fixed pulley 41. The hanging rope 216 and the lifting rope 215 synchronously drive the wire harness to lift, the hanging rope 216 can share the pulling force on the lifting rope 215, and the service life of the lifting rope 215 is prolonged.
Referring to fig. 3, two limiting blocks 12 are welded on the frame 1 (see fig. 1), each of the two limiting blocks 12 is an L-shaped plate, the bottom ends of the limiting blocks 12 are welded and fixed to the frame 1, and the top ends of the limiting blocks 12 extend in the horizontal direction. The upper surfaces of the two limiting blocks 12 are lower than the bottom surface of the heald frame 11, the two limiting blocks 12 correspond to one lifting lug 111 on the bottom surface of the heald frame 11 respectively, and the two limiting blocks 12 are located between the two lifting lugs 111. Auxiliary plates 121 are bolted on one sides of the limiting blocks 12 facing the corresponding lifting lugs 111, the auxiliary plates 121 are arranged along the length direction of the heald frame 11, two auxiliary wheels 122 are rotatably erected on one sides of the auxiliary plates 121 facing the heald frame 11, and the wire grooves of the auxiliary wheels 122 are single wire grooves. The top surface of each auxiliary wheel 122 is lower than the top surface of the limiting block 12, the two auxiliary wheels 122 positioned on the same auxiliary plate 121 correspond to the two heald frames 11 respectively, the two auxiliary wheels 122 corresponding to the same heald frame 11 are arranged along the length direction of the corresponding heald frame 11, and the axis of each auxiliary wheel 122 is parallel to the thickness direction of the heald frame 11.
Referring to fig. 3 and 4, an ear plate 6 is welded on the frame 1 (see fig. 1), the ear plate 6 is arranged along the length direction of the heald frames 11, the ear plate 6 is located on one side of the frame 1, which faces away from the driving component 22 (see fig. 1), and a tensioning shaft 61 is arranged on the rotating frame on each of two sides of the ear plate 6, the axes of the two tensioning shafts 61 coincide and are parallel to the thickness direction of the heald frames 11, each tensioning shaft 61 corresponds to one heald frame 11, a tensioning wheel 611 is respectively sleeved on each tensioning shaft 61, and the tensioning wheel 611 is in interference fit with the tensioning shaft 61. The wire grooves of each tension wheel 611 are double wire grooves, two tension ropes 612 are glued in the wire grooves of the tension wheels 611, and the two tension ropes 612 respectively pass around the two auxiliary wheels 122 corresponding to the heald frames 11 and are bolted with the two lifting lugs 111 corresponding to the bottom surfaces of the heald frames 11.
Referring to fig. 4, each tensioning shaft 61 is welded with a coil spring 613 for driving the tensioning shaft 61 to rotate and wind the tensioning rope 612, one end of the coil spring 613 is welded and fixed with the tensioning shaft 61, and the other end is welded and fixed with the ear plate 6. The tension pulley 611 winds the tension rope 612 under the action of the coil spring 613, and the tension rope 612 can provide downward tension for the heald frame 11 (see fig. 3), so that the heald frame 11 (see fig. 3) can descend more smoothly, the angle error when two groups of warps are staggered is reduced, and the weft insertion mechanism can conveniently penetrate through the weft.
Referring to fig. 1 and 5, two positioning rods 5 are welded on the frame 1, the two positioning rods 5 are respectively located on two sides of the length direction of the heald frame 11, the two positioning rods 5 are all arranged along the horizontal direction, and the axes of the two positioning rods 5 coincide. The end face of each locating rod 5 facing the heddle frame 11 is provided with a guide groove 52, the guide groove 52 being arranged in the thickness direction of the heddle frame 11. The bottom end of the side face of each positioning rod 5 is welded with a positioning block 51, the positioning block 51 is positioned at one end, facing the heald frame 11, of each positioning rod 5, the side face, facing the heald frame 11, of each positioning block 51 is provided with a sliding groove, the sliding grooves are arranged along the length direction of the guide grooves 52, and the sliding grooves are waist-shaped grooves.
Referring to fig. 5, a guide block 53 is disposed on an end surface of each of the jumper bars 5 facing the heald frame 11 (see fig. 1), the guide block 53 is attached to the jumper bar 5, a guide strip 531 adapted to the guide groove 52 is integrally formed on a side surface of the guide block 53 facing the jumper bar 5, the guide strip 531 is in sliding fit with the guide groove 52, and the guide block 53 is in sliding fit with the jumper bar 5 through the guide strip 531 and the guide groove 52. When the heald frames 11 of different specifications are used to actuate warp threads, the guide blocks 53 with different sizes of the guide grooves 534 need to be replaced to be matched with the heald frames 11.
Referring to fig. 5, a locking screw 532 is welded on one side of each guide block 53 facing the corresponding positioning block 51, the axis of the locking screw 532 is parallel to the axis of the positioning rod 5, and one end of the locking screw 532, which is opposite to the guide block 53, passes through the sliding groove and is sleeved with a locking nut 533. When different guide blocks 53 are installed, the guide blocks 53 only need to slide along the length direction of the guide strip 531 to adjust the positions of the guide blocks 53, and the locking nuts 533 are matched with the locking screws 532 to lock the guide blocks 53, so that the application range of the shedding mechanism in actual production can be enlarged.
Referring to fig. 1 and 5, the side of the guide block 53 facing the heddle frame 11 is provided with six guide grooves 534, the six guide grooves 534 are arranged along the thickness direction of the heddle frame 11, each guide groove 534 is arranged along the vertical direction, two sets of pulleys 535 are rotatably mounted in each guide groove 534, the two sets of pulleys 535 are respectively positioned on two side walls of each guide groove 534, each set of pulleys 535 comprises three pulleys 535, the three pulleys 535 of the same set are arranged along the vertical direction, and the axis of each pulley 535 is arranged along the horizontal direction. One side of each heald frame 11 facing the positioning rod 5 is arranged in one guide groove 534 in a penetrating manner, two plate surfaces of each heald frame 11 are respectively in sliding fit with two groups of pulleys 535 in the corresponding guide grooves 534, and each heald frame 11 slides with the frame 1 through the pulleys 535.
The implementation principle of the embodiment is as follows: when the shedding mechanism is operated, the driving motor 221 drives the rotating shaft 222 to rotate, and drives the two cams 223 to synchronously rotate, and the two cams 223 push the radial arms 211 to swing alternately. When the top end of the spiral arm 211 rotates back to the frame 1, the lifting rope 215 and the hanging rope 216 are tightened, so that the gravity of the heald wire and the tension of the tensioning rope 612 can be overcome to drive the heald frame 11 to ascend; when the top end of the swing arm 211 rotates toward the frame 1, the hanging rope 215 and the hanging rope 216 are loosened, and the wire harness descends by its own weight and the tension of the tension rope 612. The two heald frames 11 are lifted in a staggered way, namely divided into an upper layer and a lower layer, and a weft insertion mechanism is provided with a weft thread. The shedding mechanism can drive a plurality of healds to lift only by one drive motor 221 to rotate in one direction, and the running cost of the shedding mechanism can be reduced.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims (8)

1. The utility model provides a reduce running cost's heald frame shedding mechanism, includes frame (1), be equipped with driving motor (221), lifting rope (215), guide pulley (31) and heald frame (11) on frame (1), its characterized in that: the frame (1) is provided with at least two swing arms (211) on a rotating frame, the rotating axis of the swing arm (211) is parallel to the axis of the guide wheel (31), each swing arm (211) corresponds to one heald frame (11), one end of each lifting rope (215) is connected with the end part of the swing arm (211), the other end is connected with the corresponding heald frame (11), the frame (1) is also provided with a driving component (22) for driving the radial arms (211) to swing in a staggered way, the driving component (22) comprises a rotating shaft (222) which is rotatably erected on the frame (1), the rotation axis of the rotating shaft (222) is parallel to the axis of the guide wheel (31), the rotating shaft (222) is in transmission connection with a driving motor (221), at least two cams (223) are sleeved on the rotating shaft (222), each cam (223) corresponds to one rotating arm (211), the radial arm (211) is abutted against the cambered surface of the corresponding cam (223) under the tension of the lifting rope (215).
2. A heald frame shedding mechanism reducing running costs according to claim 1, wherein: the heald frame is characterized by further comprising at least two fixed pulleys (41) and at least two hanging ropes (216), each heald frame (11) corresponds to one fixed pulley (41) and one hanging rope (216), the fixed pulleys (41) are rotatably erected on the frame (1), the axes of the fixed pulleys (41) and the guide wheels (31) are parallel to the thickness direction of the corresponding heald frame (11), the fixed pulleys (41) and the corresponding guide wheels (31) are arranged along the length direction of the heald frame (11), one end of each hanging rope (216) is connected with the rotating arm (211), the other end of each hanging rope bypasses the guide wheels (31) and the fixed pulleys (41) and is connected with the heald frame (11), and the hanging ropes (215) and the hanging ropes (216) between the rotating arm (211) and the corresponding guide wheels (31) are parallel to each other and are arranged along the axis direction of the guide wheels (31).
3. A heald frame shedding mechanism reducing running costs according to claim 1, wherein: be equipped with two guide block (53) on frame (1), two guide block (53) are located heald frame (11) length direction's both sides respectively, two guide block (53) are equipped with a plurality of guide way (534) towards one side of heald frame (11), and guide block (53) are all run through along vertical direction in every guide way (534), equal sliding fit of guide way (534) and two guide block (53) is passed through in heald frame (11).
4. A heald frame shedding mechanism according to claim 3, wherein the heald frame shedding mechanism is characterized in that: two groups of pulleys (535) are rotatably erected in each guide groove (534), the two groups of pulleys (535) are respectively positioned on two side walls of the guide groove (534), each group of pulleys (535) are arranged along the vertical direction, the axis of each pulley (535) is arranged along the horizontal direction, and the heald frame (11) is in sliding fit with the guide groove (534) through the pulleys (535).
5. A heald frame shedding mechanism according to claim 3, wherein the heald frame shedding mechanism is characterized in that: be equipped with guide strip (531) and locking screw (532) on guide block (53), guide strip (531) are on a parallel with the direction setting of heald frame (11) thickness, locking screw (532) set up along the horizontal direction, and the length direction of perpendicular to guide strip (531) sets up, be equipped with guiding groove (52) and latch segment on frame (1), guiding groove (52) and guide strip (531) adaptation, be equipped with on the latch segment and be used for supplying locking screw (532) along the gliding sliding tray of length direction of guide strip (531), the pot head that locking screw (532) passed the latch segment is equipped with lock nut (533).
6. A heald frame shedding mechanism reducing running costs according to claim 1, wherein: an auxiliary wheel (122) and a tension wheel (611) are rotatably erected on the machine frame (1), the auxiliary wheel (122) is lower than the end face of the bottom end of the heald frame (11), a tension rope (612) is wound on the tension wheel (611), one end of the tension rope (612) is fixed at one end of the tension wheel (611) and connected with the heald frame (11), and a coil spring (613) for driving the tension wheel (611) to roll the tension rope (612) is arranged on the machine frame (1).
7. A heald frame shedding mechanism reducing running costs according to claim 1, wherein: the spiral arm (211) is provided with a wire barrel (213) with two open ends, and the side wall of the wire barrel (213) is provided with a wire locking bolt (214) in a penetrating way.
8. A heald frame shedding mechanism reducing running costs according to claim 1, wherein: a limiting block (12) is arranged on the frame (1), and the top surface of the limiting block (12) is lower than the bottom surface of the heald frame (11).
CN202020429214.1U 2020-03-28 2020-03-28 Heald frame shedding mechanism capable of reducing running cost Active CN212128395U (en)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113089155A (en) * 2021-04-07 2021-07-09 广州美术学院 Manual dobby loom operated by liberation foot

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN113089155A (en) * 2021-04-07 2021-07-09 广州美术学院 Manual dobby loom operated by liberation foot

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