22results about "Dobbies" patented technology

The invention provides a ribbon loom driven by horizontally opposed crankshafts, which comprises a base rack provided with a crankcase, a crankshaft driving assembly is arranged in the crankcase and drives a heald frame opening mechanism through a connecting rod, and a cloth tape winding mechanism, a weaving mechanism and a weft yarn feeding mechanism are further arranged above the crankcase. The crankshaft driving assembly comprises a rear crankshaft set and a front crankshaft set which are horizontally and oppositely arranged, a first synchronous wheel and a second synchronous wheel in the rear crankshaft set are connected through a rear main shaft piece, and a driving belt wheel is installed on a motor piece and connected with the first synchronous wheel through a first synchronous belt. The front crankshaft set and the rear crankshaft set are driven to rotate synchronously, all heald frame openings in the heald frame opening mechanism operate synchronously according to the preset opening rhythm, openings are formed through the heald frame set, the openings reach the weaving mechanism to be woven into cloth belts, and then the cloth belts are wound into a container through the winding mechanism. The vibration and noise of the machine are reduced, and the overall processing efficiency of the ribbon loom is improved.

The utility model provides a cam opening swing arm structure of a cam opening dobby loom, which comprises a swing arm mechanism main body, a dustproof cover, a clamping piece and an adjusting bearing end, and an outer support body is arranged at the outer end of the right side of the inner composition of the swing arm mechanism main body. The swing arm mechanism has the beneficial effects that the swing arm mechanism main body, the clamping piece and the adjusting bearing end are additionally arranged, so that the adjusting bearing end is pulled to move left and right according to the position of a component connected with the adjusting bearing end in actual use; a clamping piece moves up and down to enable an upper clamping plate and a lower clamping plate to jointly clamp an adjusting bearing end and fix the adjusting bearing end through screws, so that the position of the adjusting bearing end can be adjusted, a swing arm mechanism body and a dustproof cover are additionally arranged, a connecting column is embedded into a connecting groove, a cover body is embedded into a dustproof cover groove, and therefore the adjusting bearing end can be adjusted. Contact between the bearing and the outside can be reduced through the dustproof cover, and therefore the dustproof effect is achieved.

The invention provides an electronic dobby detection control method, system and equipment, and relates to the technical field of intelligent control of textile machinery, and the method comprises the steps: collecting a multi-source monitoring data set in the operation process of an electronic dobby shedding device; performing on-off state detection on the electromagnetic driving unit of each electronic dobby in sequence to generate an electromagnetic abnormality diagnosis result; comparing the action time sequence data on the basis of a preset movement track, and generating an abnormal action judgment result of each electronic dobby; performing multi-dimensional abnormal correlation analysis in combination with oil level information of the hydraulic system, and constructing a multi-factor coupling state evolution chain; and carrying out abnormal hierarchical positioning, generating a self-adaptive adjustment strategy, and carrying out self-adaptive feedback control. The technical problems that in the prior art, electronic multi-arm detection mostly depends on single-type signal detection, the running state of equipment cannot be evaluated timely and comprehensively, an effective diagnosis and early warning mechanism for equipment abnormity is lacked, and then the stability and production efficiency of the equipment are difficult to guarantee are solved.

The dobby loom with the connecting rod protection structure comprises a shell and a discharging port, the front side and the rear side of the right end of the shell are each provided with a side limiting rail used for being embedded with the lower end of an adjusting component in a mutual limiting mode, and the inner side of each side limiting rail is provided with an adjusting component used for adjusting the guiding tension of yarn weaving materials. A set of driven rotating heads used for being in power connection with a driving shaft are arranged at the front end of the left side of the shell, a set of transmission chains used for conducting power transmission are arranged on the outer sides of the driven rotating heads, and a set of driving teeth used for outputting motor power are arranged on the inner sides of the lower ends of the transmission chains. Compared with the prior art, the yarn guiding device has the advantages that the driving shaft is used for driving the material guiding roller to rotate, the guiding roller is used for conducting protection guiding on weaving yarn materials, the protection roller is used for conducting self-adaptive relaxation protection on the tensioning degree of the weaving yarn materials, and a plurality of sets of rotation dampers are used for providing tension supporting for the weaving yarn materials.

The invention provides an STM32-based electronic dobby. The STM32-based electronic dobby structurally comprises a man-machine interaction screen, an electronic control cabinet, a damping structure, a metal loading frame and a heald lifting arm, the man-machine interaction screen is embedded into the side edge of the electronic control cabinet, and the lower end of the electronic control cabinet is embedded into the side edge of the damping structure; after a damping structure is improved, the positions of the clamping plates are determined through the parallel plates and the inserting blocks, then the clamping plates cover the edge of the metal loading frame through the damping plates in the clamping grooves, and the metal loading frame can be limited through the magnetic suction plates and the restraining blocks in the process; therefore, when multiple groups of heald lifting arms operate, kinetic energy conducted by the heald lifting arms can be absorbed through the clamping plates and the damping plates, the stability of the whole metal loading frame is improved, the original point positioning strength of the electronic control cabinet is improved by utilizing the reinforcing structure, the situation that a circuit is pulled and falls off due to instability of the electronic control cabinet is prevented, and the service life of the electronic control cabinet is prolonged. And the connection stability of the lifting heald arm, the internal component circuit of the metal loading frame and the electronic control cabinet is improved.

The invention discloses a shed intelligent width adjusting control method suitable for wide fabric production, and relates to the technical field of textile machinery automation control. The method is used for solving the problem of weft insertion interference caused by gravity collapse of wide warp yarns, and comprises the following steps: firstly, calculating the maximum static droop amount of the warp yarns, superposing the minimum clearance height, and defining a minimum suspension height threshold value; then, the warp height is collected in real time through laser and compared with a threshold value, and the dynamic interference depth is quantified; thirdly, an optimal heald leveling phase advance angle is sought, warp yarns are straightened through the instantaneous tension hardening effect to eliminate interference, and an optimal driving time sequence is generated; finally, closed-loop compensation is carried out based on the flight time lag of the weft yarn, phase parameters are adjusted in a self-adaptive mode, safe weft insertion is achieved on the premise that the opening stroke is not increased, and the fabric quality is improved.

This shed forming machine includes: an output rod (14) that pivots about a common axis (22) centered on a longitudinal axis (A22); a cover; a frame; and sealing devices (40, 52, 54) comprising sealing struts (40) stacked along the common axis and at least one seal (52, 54). Each sealing strut includes a strip (402) and an inner radial edge. The seals (52, 54) extend in a principal direction parallel to the longitudinal axis (A22) of the common axis (22) and abut a fixed portion of the machine. Each sealing strut (40) is provided with at least one groove (416, 436) extending parallel to the principal axis (A40) of the sealing strut (40) and opening on one side of each sealing strut. The grooves of the sealing struts of the sealing devices (40, 52, 54) collectively define channels (G2, G4) for receiving the heel of the seal.

A fluidic connection device, including a flange, and a nozzle through which passes a distal internal channel, and which is configured so as to be fluidically coupled to a complementary connection device. The nozzle, mounted in the flange with the possibility of tilting relative to the flange, includes a rear end, and a front end. The invention also includes a rod including an intermediate internal channel; a front end, mounted in sealed cooperation with the rear end of the nozzle with the possibility of tilting of the rod relative to the nozzle and relative to the flange, for fluidic communication between the distal internal channel of the nozzle and the intermediate internal channel of the rod; and a rear end for fluidic communication between a proximal internal conduit and the intermediate internal channel.

An opening machine for a weaving machine and a method for adjusting the same are disclosed. The opening machine (2) comprises an eccentric system (30) rotatable about a main axis (X20), a lever (50), and a transmission bar (40) coupled to the eccentric system and pivotally coupled to the lever about an eccentric axis (X41) and a connecting bar axis (X42), the eccentric axis and the connecting bar axis being spaced apart by a connecting bar center distance (R2), the main axis (X20) and the eccentric axis (X41) being spaced apart by an eccentric distance (R1). To facilitate adjustment of the stroke of a heald frame operated by the opening machine, the opening machine comprises an adjustment system allowing: an adjustment configuration in which the eccentric distance (R1) or the connecting bar distance (R2) is adjustable; and a locking configuration in which these distances are fixed. The opening machine (2) comprises a locking system (80) allowing a lever locking configuration and a lever release configuration.

Crowd-forming machine and crowd-forming assembly comprising a group of such machines. The machine (9) includes a rotary electric motor, a crank, a drive lever, and a drive rod. The motor stator (23) includes winding laminations (33) extending radially between an external stator diameter (D23e) and an internal stator diameter (D23i), and electrical windings (39). The motor rotor (29) includes a rotor shaft (51) centered on a main axis (A1), surrounded by a cylindrical portion (53) of the rotor and integral with the cylindrical portion and the crank, and permanent magnets (57). The ratio of the stator's external diameter (D23e) to a length (L53) of the cylindrical portion (53), measured parallel to the main axis without exceeding the permanent magnets, is between 2.0 and 4.0, preferably between 2.5 and 3.5, and even more preferably between 2.8 and 3.2. (See Figure 3 for abbreviations.)

The invention relates to a method for determining configuration of a drive mechanism (2) having a moving element (12, 16, 17, 20, 21, 22) for driving a heald frame (1), wherein the sensor device (40) comprises a target set (41) provided on the moving element (12, 16, 17, 20, 21, 22) with an upper target (43) and a lower target (45), and the sensor device (40) comprises a sensor element (42) arranged stationary on the weaving machine, wherein the method comprises operating the drive mechanism (2) to move the moving element (12, 16, 17, 20, 21, 22) so that the target set (41) passes the sensor element (42), detecting with the sensor element (42) the presence of the upper target (43) and the lower target (45) within the sensing range, and determining an upper target detecting moment (63) and a lower target detecting moment (65) in a weaving cycle upon detecting the upper target (43) and the lower target (45), and the method comprises detecting with the sensor element (42) the presence of a middle target (44) within the sensing range, wherein the middle target (44) is provided on the moving element (12, 16, 17, 20, 21, 22) of the drive mechanism (2) and arranged between the upper target (43) and the lower target (45), determining a middle target detecting moment (64) in the weaving cycle upon detecting the middle target (44), and determining a configuration of the drive mechanism (2) based on the upper target detecting moment (63), the middle target detecting moment (64), and the lower target detecting moment (65). The invention further relates to a moving element of a drive mechanism for driving a heald frame of a weaving machine, and to a system comprising a moving element and a sensor device.

A traction mechanism for controlling the heald frames of a loom equipped with a shed machine, for each heald frame, said traction mechanism comprises a set of connecting rods and a swing lever (72) coupled to said set of connecting rods for reproducing the movement of said shed machine to said heald frame. Said traction mechanism comprises at least one measuring portion (72C) equipped with a target (100) configured to interact with a sensor (110). In order to more easily install and remove said target on said measuring portion, each measuring portion is provided on a peripheral wall of one of said swing levers (72) or on a peripheral wall of a stabilizer of said traction mechanism, said target being reversibly mounted on said measuring portion (72C).

The utility model relates to the technical field of doup heald process, in particular to a heald frame driving mechanism in doup heald process, which comprises a support frame, a side beam is arranged on the support frame, a heald frame component is fixedly connected onto the side beam, the heald frame component comprises an upper heald plate, the upper end of the upper heald plate is fixedly connected with a driving component, and the upper heald plate is fixedly connected with the driving component. The driving assembly comprises a pressed rod, sliding seats are fixedly connected to the two ends of the pressed rod, the sliding seat at the lower end is slidably connected into a lower sliding rod, the sliding seat at the upper end is slidably connected into an upper sliding pipe, springs are fixedly connected to the sliding seats at the two ends, and dampers are connected into the springs in a sleeved mode. In the moving process of the upper heald frame, the stress rod extrudes the spring and the damper to absorb the stress of the upper heald frame, so that the damage to the upper heald frame is avoided.

The present invention relates to a rotary dobby for a loom comprising a frame, a main shaft, an output lever shaft, a subassembly (200') formed of a first blade (202) and at least one second blade (204), mounted adjacently. The subassembly includes a first output lever (42) and a first actuating rod (52) belonging to the first blade (202), a second output lever (44) and a second actuating rod (54) belonging to the second blade (204), an eccentric (56), mounted around the main shaft, comprising a first zone (56A) configured to cooperate with the first rod (52), a second zone (56B) configured to cooperate with a guide ring (59) and a third zone (56C) configured to cooperate with the second rod (54), and a coupling device (210).

This application provides a horizontally opposed crankshaft driven ribbon weaving machine, including a base frame with a crankcase, a crankshaft drive assembly installed inside the crankcase and a hem opening mechanism driven by a connecting rod, and a ribbon take-up mechanism, a weaving mechanism, and a weft feeding mechanism installed above the crankcase. The crankshaft drive assembly includes a horizontally opposed rear crankshaft group and a front crankshaft group. The first and second synchronous pulleys in the rear crankshaft group are connected by a rear main shaft. Since the motor is equipped with a drive pulley and connected to the first synchronous pulley through a first synchronous belt, when the motor is driven, it drives the rear crankshaft group and the front crankshaft group to rotate synchronously, so that all the hem openings in the hem opening mechanism run synchronously according to a preset opening rhythm. After the hem openings are formed by the hem group, the ribbon reaches the weaving mechanism to be woven into a ribbon, and then the take-up mechanism winds the ribbon into a container. By adopting a horizontally opposed method, the vibration and noise of the machine are reduced, and the overall processing efficiency of the ribbon weaving machine is improved.

The invention belongs to the technical field of textile fabrics, and particularly relates to a production process of a high-proportion wool blended woven fabric. According to the invention, the problems of poor spinnability, non-uniform strength, non-uniform dyeing and dimensional stability which are easy to occur in the production of the wool fabric are solved mainly by selecting wool and cotton fibers and superposing the wool and cotton fibers through a double-bleaching process, and the high-proportion 30% wool fabric is realized.

The dobby opening device comprises a machine box and a weaving body, the top end of the machine box is fixedly connected with a supporting frame, the inner side of the supporting frame is provided with a feeding roller, a cleaning mechanism, a first guide roller and a second guide roller from top to bottom, and the cleaning mechanism comprises a rubber roller assembly. The rubber roller assembly is connected to one side of the supporting frame through the adjusting assembly. On one hand, impurities are effectively adsorbed in the process that a weaving body sequentially penetrates through the feeding roller, the rubber roller, the first guide roller and the second guide roller through the rubber roller composed of the roller core and the external rubber layer, the weaving quality and the product yield are improved, and on the other hand, the position of the rubber roller assembly can be flexibly adjusted through the adjusting assembly; the contact position and pressure of the rubber roller and the weaving body are accurately changed to meet different cleaning requirements, the spring between one end of the sliding rod and the supporting frame can buffer external force impact, the device is prevented from being damaged and reset, the stability of the device is maintained, stable and reliable work of the multi-arm opening device is guaranteed, and the production efficiency is improved.

In a method for operating a dobby loom (1) which has a plurality of heddles (3) and a plurality of heddle drives (4) for producing a fabric (8), each heddle drive (4) drives at least one of the heddles (3) independently of the other heddles (3) via at least one transmission mechanism (12). The at least one transmission mechanism (12) defines a mechanical heddle stroke (H mThe at least one of the driven shafts (3) and the shaft drives (4) are continuously driven during regular production operation (26). At least one article-related operating parameter (BP) is determined before regular production operation (26) and set on a control unit (17) of the shaft loom (1). A test operation phase (25) precedes regular production operation (26), in which at least one of the shaft drives (4) is driven in an oscillating manner, whereby an operational shaft stroke (H) is determined by means of the control unit (17) of the shaft loom (1). b ) of the weaving shaft (3) is set, which is less than or equal to the mechanical shaft stroke (H) m). During the test operation phase (25), an optimal value (BPO) of the operating parameter (BP) is determined for at least one article-related operating parameter (BP), and the optimal value (BPO) of the operating parameter (BP) thus determined is adopted directly or via a mathematical function as the setting value (BPE) for the subsequent regular production operation (26) with continuously driven shaft drives (4).

The utility model relates to loom heat dissipation technical field, specifically disclose a loom multi -arm box external oil temperature control heat abstractor, including multi -arm box oil tank, one side of multi -arm box oil tank is equipped with the external heat dissipation subassembly for heat dissipation, the external heat dissipation subassembly and multi -arm box oil tank between be provided with the circulation subassembly for lubricating oil circulation, the circulation subassembly includes the oil inlet pipe for extracting the lubricating oil in multi -arm box oil tank, and the oil return pipe for lubricating oil backflow, the spiral heat dissipation copper pipe is provided between the oil inlet pipe and oil return pipe, the external heat dissipation subassembly includes the heat dissipation shell, the inside fixed support copper pole of heat dissipation shell, the utility model discloses by adding external heat dissipation subassembly outside multi -arm box oil tank, can extract the lubricating oil in multi -arm box oil tank, with the help of external heat dissipation subassembly cooling lubricating oil, will not occupy originally multi -arm box oil tank internal space, use more convenient, also need not worry about coolant into lubricating oil, risk is lower.

The invention provides an opening test method and device for an electronic dobby and a medium, and relates to the technical field of opening test.The method comprises the steps that the connection relation between the electronic dobby and a control system is established, fabric weave data are imported, and a target execution instruction is generated; collecting operation data of the heald frame under a no-load condition, and analyzing operation stability and position precision of the heald frame; collecting operation data of the heald frame under a load condition, and analyzing operation stability and position precision of the heald frame; comparing the basic driving performance with the load driving performance; correcting the target execution instruction according to an opening verification parameter generated by the operation deviation data; and performing opening control on the electronic dobby based on the opening control instruction. The technical problem that dynamic simulation of weaving load conditions cannot be comprehensively introduced in opening testing in the prior art, and consequently testing results lack representativeness and reliability for real working conditions can be solved, and the technical effect of improving weaving control precision is achieved.

This application relates to a jacquard multi-arm integrated textile equipment, comprising: a multi-arm machine, the multi-arm machine including multiple lifting blades arranged along the X direction in a horizontal plane and multiple heald frames arranged along the Y direction in a horizontal plane, the lifting blades and heald frames being arranged one-to-one and connected by a transmission assembly, the lifting blades being used to lift the heald frames along the Z direction, the heald frames being used to heal a portion of the warp threads in the Z direction, and the multiple lifting blades having a protective beam on one side in the X direction; a jacquard machine including multiple jacquard knives arranged along the X direction in a horizontal plane and lifting components, the jacquard knives healing the remaining warp threads in the Z direction through the lifting components, and in the X direction, the multiple lifting components passing between the lifting blades and the protective beams. The lifting components pass through the multi-arm machine, essentially installed within it, thus not increasing the size in the X direction, thereby improving the speed and efficiency of the textile equipment.