164results about "Jacquards" patented technology

A low-failure-rate jacquard machine head includes an air chamber and a knife-lifting device. A low-position fan is installed inside the air chamber; double-wall plate devices are installed on both sides of the low-position fan; and a long-lasting lubrication device is installed on the knife-lifting device. This invention effectively extracts dust from inside the jacquard machine head through the low-position fan, significantly improves the operational stability of the knife-lifting device through the double-wall plate devices, and reduces the overall maintenance cost and failure rate of the jacquard machine head through the efficient lubrication structure installed on the knife-lifting device.

The invention belongs to the field of textile equipment, and particularly relates to a pattern bit assembly and a jacquard device comprising the pattern bit assembly. The pattern bit assembly comprises knitting needles and a pattern bit, the knitting needles comprise the first knitting needles and the second knitting needles, and the first knitting needles and the second knitting needles are installed in needle grooves of a needle cylinder in an alternate arrangement mode; needle selecting teeth and needle separating teeth are arranged on the side, back on to the needle cylinder, of the pattern bit, the needle separating teeth are located below the needle selecting teeth, the needle separating teeth comprise the first needle separating teeth and the second needle separating teeth, and the first needle separating teeth and the second needle separating teeth are arranged on the pattern bit corresponding to the first knitting needle and the second knitting needle respectively. Through differentiated arrangement of the first and second needle sorting teeth, the pattern bit is pre-classified before electronic needle selection, a type filtering mechanism is added for needle selection, and then the height of the needle selection teeth is identified through the needle selector, so that the risks of wrong needle and needle collision are greatly reduced. When the zero position of the knitting needle is debugged, grouping calibration is physically distinguished through the needle separating teeth, dependence on an electronic needle selector is reduced, the process is simplified, and efficiency is improved.

One aspect of the invention relates to a method (100) for monitoring the weaving of a piece by an electronic weaving machine, comprising: Obtaining (110) configuration and weaving instruction data supplied to the electronic weaving machine to weave the piece; Generating (120) a digital model of the electronic weaving machine by aggregating the obtained configuration and instruction data; Providing (140) the generated digital model of the electronic weaving machine (120) to the machine learning model in order to obtain a prediction of the voltage applied to the individual motors during the weaving of the piece; and Monitoring (150) the weaving of the piece by comparing the predicted voltage applied to an individual motor with the voltage measured by the voltage sensor associated with said individual motor. Figure to be published with the abstract: Figure 1

The utility model relates to the technical field of jacquard pulley combination devices, and discloses a textile equipment jacquard pulley combination device which comprises two support plates which are oppositely arranged, the top ends and the bottom ends of the sides, close to each other, of the two support plates are both provided with installation assemblies, and the installation assemblies are arranged on the support plates. The two support plates are connected with a protection plate through a mounting assembly, a sealing groove is formed in the outer side of the protection plate, a pulley body is mounted on the close side of the protection plate, a shaft sleeve is arranged in the middle of the side wall of the pulley body in a penetrating mode, a shaft body is arranged on the side wall of the shaft sleeve in a penetrating mode, and buckles are fixedly connected to the middle ends of the close sides of the two support plates. According to the utility model, double-side clamping interlocking and thread auxiliary fastening are adopted on the connecting structure, the friction force and the interlocking tightness degree are increased, the service life of the device is prolonged, a built-in ball bearing protective sleeve is arranged on the protective structure, impurities are prevented, corrosion is avoided, transparent materials can be adopted, observation is convenient, and the protective performance is enhanced.

A double-needle bed Raschel warp knitting machine includes a pair of front jacquard guide bars (JB2, 3) and a pair of rear jacquard guide bars (JB4, 5) as jacquard guide bars. The front jacquard guide bars (JB2, 3) and the rear jacquard guide bars (JB4, 5) are half-pitch jacquard guide bars. As ground guide bars, it includes at least one front ground guide bar (GB1) located in front of the front jacquard guide bars (JB2, 3) and at least one rear ground guide bar (GB6, 7, 8) located in rear of the rear jacquard guide bars (JB4, 5). The double-needle bed Raschel warp knitting machine is characterized in that the four half-pitch jacquard guide bars are equipped with jacquard yarn guides at the same position in the width direction of the knitting machine.

The present invention discloses a transmission device for driving a swing shaft of a jacquard machine, comprising an eccentric vertical shaft, a conversion mechanism, and mutually opposite swing shafts. The conversion mechanism comprises a single connecting rod swing arm, a single swing arm shaft fixed to the connecting rod swing arm, a single eccentric fixed to the eccentric vertical shaft, and a single eccentric connecting rod hinged between the eccentric and the connecting rod swing arm. The swing arm shaft is parallel to the eccentric vertical shaft. One end of the connecting rod swing arm is hinged to a fixed crank rigidly connected to the end of one swing shaft via a single drivable rod. The opposite end of the connecting rod swing arm is hinged to a transfer crank movably mounted on the opposite end of one swing shaft via a drivable transfer rod. The transfer crank is hinged to a fixed crank rigidly connected to the opposite end of another swing shaft via a relay rod. After the eccentric vertical shaft replaces the existing commutator and main shaft, there is no reversing transmission loss. The conversion mechanism is simple and highly precise, and the single connecting rod swing arm can accurately reciprocate in its reverse limit.

The utility model provides a jacquard's opening drive mechanism relates to textile machinery technical field. The utility model discloses a jacquard's opening drive mechanism, including left side plate, and one side top end of left side plate is fixedly connected with four connecting beams, and the other end of connecting beam is fixedly connected with right side plate, and both sides of left side plate and right side plate are rotatably connected with two eccentric wheels, and the eccentric wheel of both sides has the phase difference of degree. The utility model discloses a jacquard's opening drive mechanism, and left side plate and right side plate constitute stable frame through four connecting beams and provide support for integral mechanism, and the eccentric wheel rotatably connected with both sides can realize alternate motion because of 180 degrees phase difference, and drive mechanism provides power for eccentric wheel, makes it rotate, and the hook mechanism then converts the rotary motion of eccentric wheel into the lifting action of hook, and through the reverse motion of both sides eccentric wheel, drives the hook to alternate lifting, thereby controls the warp to form opening, provides the foundation for the formation of jacquard fabric.

This invention relates to the field of textile technology, and more specifically, to an automatic processing method and system for jacquard heavy weft design. The solution includes automatically drawing specific color blocks along the edge of the canvas; automatically setting three specific color wefts in the weave table based on the original canvas edge color and weave; selecting the number of stitches and flyes of the two wefts for a combined effect; storing the font based on the nine-grid size of each letter in the design and the input content; automatically scheduling production according to the production needs; creating a virtual display of the woven effect; and converting it into a unique label image. This solution can quickly generate preliminary images using templates, which is efficient and convenient; converting and integrating the images into machine data facilitates equipment recognition and processing, improving production standardization; and finally, displaying details through partial illustrations ensures clear viewing for users, guaranteeing image quality and information presentation.

The invention relates to a fabric that comprises: - an upper layer, comprising warp and weft yarns, defining a right side of the fabric; - a lower layer, comprising warp and weft yarns, defining a wrong side of the fabric; - a median plane, situated between the upper layer and the lower layer; and - a central layer, arranged on either side of the median plane, comprising at least warp and / or weft binding yarns. This fabric is characterised in that the binding yarns are configured to maintain a certain distance between the median plane and the right side and / or the wrong side, said distance varying in the warp direction of the fabric and / or in the weft direction of the fabric, so as to form a raised pattern on a surface of the fabric. The present invention also relates to a method for manufacturing a fabric according to the invention.

The utility model discloses a simple leno-selvage drag hook assembly which comprises a leno-selvage drag hook arranged on a griffe piece, a supporting part is arranged at one end of the griffe piece, a sliding part is arranged on the leno-selvage drag hook, the sliding part and the supporting part are arranged in a sliding mode, a positioning piece is arranged on the leno-selvage drag hook, one end of the positioning piece is used for harness wire winding, and the positioning piece comprises a threaded part and a winding part. The thread part and the winding part are integrally formed, an internal thread matched with the thread part in a threaded connection mode is formed in the edge twisting drag hook, the winding part is hollow, a limiting plate is arranged on the outer wall of the griffe piece and connected with the griffe piece through a fastening screw, and sliding faces are arranged on the portions, located on the two opposite sides of the griffe piece, of the supporting part. The harness wires are not required to be bound on the griffe, the positions of the harness wires on the griffe are very troublesome to adjust in the later period, the harness wires are easy to damage when being pushed, meanwhile, the harness wires are easy to deviate in the movement process of the griffe, and the subsequent edge twisting work is influenced, so that the harness wires do not need to be bound on the griffe, and the positions of the harness wires are convenient to adjust subsequently.

To provide a novel branched woven fabric having a higher strength than conventional branched woven fabrics formed by sewing.SOLUTION: A woven fabric 1000 comprises: a center weft yarn 1001; a first woven fabric piece 1100 formed by a third warp yarn group 1030, a first warp yarn group 1010 and a first weft yarn group 1110 with the center weft yarn 1001 as a starting point; a second woven fabric piece 1200 formed by a first warp yarn group 1010, a second warp yarn group 1020 and a second weft yarn group with the center weft yarn as a starting point; and a third woven fabric piece 1300 formed by the second warp yarn group 1020, the third warp yarn group 1030 and a third weft yarn group 1130 with the center weft yarn as a starting point. The first woven fabric piece 1100, the second woven fabric piece 1200 and the third woven fabric piece 1300 are branched into three with the center weft yarn as a center.SELECTED DRAWING: Figure 1

The utility model belongs to the technical field of jacquard machines, and particularly relates to a broach installing and fixing assembly which comprises an installing and connecting assembly, a broach fixing assembly is arranged in the installing and connecting assembly, and the bottom of the installing and connecting assembly is connected with a protective connecting assembly. The broach fixing assembly comprises a fixing shell, a fixing block is fixedly connected to the interior of the fixing shell, a broach body is connected to the side of the fixing block, a clamping block is connected to the other side of the fixing block, and a spring is fixedly connected to the back of the clamping block; when the fixing plate is fixed on a jacquard machine through the fixing screws, the flexible pad can avoid loosening, the clamping block is inserted into the broach body through the elasticity of the spring to achieve convenient and fast installation and disassembly, meanwhile, the protective shell can protect the broach body, the inner protective layer is prevented from being damaged, and the service life of the protective shell is prolonged through the outer corrosion-resistant layer. The device practicability is improved.

The utility model relates to a clamping plate pollution discharge sealing structure and a jacquard machine assembly, and belongs to the technical field of textile machinery structures. The clamping plate pollution discharge sealing structure is formed on a vertical hook clamping plate of the jacquard machine, a traditional surrounding type structure of the clamping plate on the outer side of the moving iron injection molding body is changed into a semi-open type structure, and the clamping plate pollution discharge sealing structure specifically comprises a pollution discharge guide sealing rib position, a pollution discharge outlet and a pollution storage groove which are formed on the outer side of the moving iron injection molding body. The pollution discharge guide sealing rib position is located below the moving iron injection molding body and has a preset inclination, and the pollution discharge outlet is located on the outer side of the lower portion of the pollution discharge guide sealing rib position and is communicated with the pollution storage groove above the pollution discharge guide sealing rib position. According to the utility model, the upper independent closed space protects an electromagnet core part of the jacquard assembly from being corroded and rusted and lubricating grease from being polluted and losing efficacy, and the lower independent open space discharges dirt entering the assembly to the outside of the assembly, so that the dirt is effectively prevented from blocking a channel, the normal operation of the jacquard assembly is ensured, and the service life of the jacquard assembly is prolonged. And the service life of the jacquard assembly is prolonged.

The utility model discloses a combined bush-hook for a jacquard machine, and relates to the technical field of bush-hooks of jacquard machines. The combined bush-hook for the jacquard machine comprises a basic bush-hook, a combined bush-hook and a clamping piece, the basic bush-hook comprises a knife handle, a knife body and a hook head, the knife handle, the knife body and the hook head are of an integrated structure, a notch used for clamping and fixing the combined bush-hook is formed in the knife body, the combined bush-hook is embedded into the notch, the clamping piece is embedded into the outer surface of the knife body, and a clamping and fixing cavity is formed in the clamping piece. And a plurality of salient points are arranged on the clamping cavity. According to the combined bush-hook, the combined bush-hook can be flexibly, directly and additionally arranged on the basis of the structure of the basic bush-hook, the connectivity between the two bush-hooks is improved through the clamping piece, the overall structure is simple, and the using effect is good.

The invention relates to the technical field of jacquard machines, in particular to an eccentric wheel double-opening mechanism and a jacquard machine. The eccentric wheel double-opening mechanism comprises a rack, pendulum shaft wallboards are arranged on a connecting frame, and a first doup pendulum shaft and a first jacquard heald pendulum shaft are arranged between the pendulum shaft wallboards at the two ends and a first bottom beam respectively; and a second leno heald pendulum shaft and a second jacquard heald pendulum shaft are respectively arranged between the pendulum shaft wallboards at the two ends and the second bottom beam. The invention further discloses the jacquard machine. According to the eccentric wheel double-opening mechanism and the jacquard machine, the positions of the pendulum shaft wallboards are adjusted to be matched with the first leno heald pendulum shaft, the first jacquard heald pendulum shaft, the second leno heald pendulum shaft and the second jacquard heald pendulum shaft with proper lengths, so that the number and the arrangement of griffes of leno healds and griffes of jacquard healds are adjusted; and meanwhile, the jacquard heald opening and the doup heald opening can be adjusted according to actual requirements, so that the adjustment convenience of the loom is improved, and wider doup heald fabric weaving requirements are met.

The present invention relates to a novel jacquard machine with increased efficiency and optimization, which differs from the state of the art by means of a cam mechanism.

An embedded direct-drive jacquard machine head comprises a rack, a tubular first main shaft is arranged in the rack and drives a first swing rod to swing, a second main shaft is arranged in the first main shaft and drives a second swing rod to swing, the first main shaft is axially connected with a first cam swing arm, and the first cam swing arm is matched with a first cam. An inner hole of the first cam is directly connected with a motor spindle, the second spindle is axially connected with a second cam swing arm, the second cam swing arm is matched with the second cam, an inner hole of the second cam is directly connected with the motor spindle, the periphery of the motor spindle is connected with a permanent magnet motor rotor embedded with a permanent magnet, and a stator is arranged on the periphery of the permanent magnet motor rotor. And an impeller is arranged at the other end of the motor main shaft in the axial direction. The motor main shaft of the permanent magnet motor is directly externally connected with and drives the first main shaft and the second main shaft, so that the swing mechanism has the advantages of high transmission efficiency, low energy loss, stable swing precision and low noise.

The broach bracket comprises a bracket plate and a broach body, an end mounting assembly is arranged on the bracket plate, the broach body is mounted on the end mounting assembly, and a side supporting plate is mounted on one side of the bracket plate through a position adjusting assembly and used for adjusting the position of a bracket. The broach bracket comprises a side supporting plate, a broach body is arranged on the side supporting plate, a supporting groove is formed in one side of the side supporting plate, the broach body is located in the supporting groove, an extending groove is formed in the inner wall of the supporting groove, a rotating shaft is rotationally installed on the extending groove, and a broach side blocking and pressing assembly is arranged on the rotating shaft. Through rotation of the adjusting screw rod, rotation of the rotating shaft can be achieved, the arranged broach side blocking and pressing assembly and the arc-shaped adjusting plates on the two sides get close to each other, the edge pressing components can be driven to get close to each other, side pressing is conducted on the placed broach body, and stable installation is achieved.

This utility model discloses a gear reduction device for a servo motor-driven cam-type jacquard forming machine, comprising left and right servo motors, transmission boxes, camshafts, a left reduction input gear and a left conjugate cam respectively disposed on the left camshaft, and a right reduction input gear and a right conjugate cam respectively disposed on the right camshaft. The left transmission box includes a left drive side wall plate, a left transmission box body, and a left box cover. The inner end of the left camshaft is supported on the left drive side wall plate, and its outer end is supported on the left box cover. The right transmission box includes a right drive side wall plate, a right transmission box body, and a right box cover. The inner end of the right camshaft is supported on the right drive side wall plate, and its outer end is supported on the right box cover. The left servo motor is fixed to the left box cover, and its output shaft is provided with a left output gear meshing with the left reduction input gear. The right servo motor is fixed to the right box cover, and its output shaft is provided with a right output gear meshing with the right reduction input gear. The utility model, after adopting the above technical solution, has good dynamic balance and uniform vibration distribution.

The utility model relates to the technical field of jacquard machines, in particular to a needle lifting mechanism of a jacquard machine, which comprises two symmetrical fixing shells, two ends of two opposite side surfaces of the fixing shells are both rotatably connected with turntables, two sides of the fixing shells are both provided with fixing plates, a dust collection mechanism is arranged between the interiors of the two fixing shells, and the dust collection mechanism is connected with the turntables. Two symmetrical rotating shafts are rotationally connected to one side face of the rotating disc and located on one side of the circle center of the rotating disc, and connecting rods detachably connected with the rotating shafts at the corresponding positions are rotationally connected to the two ends of one side face of the fixing plate through connecting shafts correspondingly. According to the utility model, the connecting rods are arranged on the rotating shafts at different positions on the turntable, so that the size of a shed of a yarn can be changed, and a worker can conveniently adjust the shed according to the thickness of the yarn, so that the situation that the yarn is broken due to the contact between the shuttle and the yarn in the flying process can be avoided; and the yarn end breakage rate caused by an overlarge shed can be reduced.

The invention relates to the technical field of jacquard machines, in particular to an electronic jacquard machine and high-temperature warp beam machine linkage control device and a process optimization method.The electronic jacquard machine and high-temperature warp beam machine linkage control device comprises a supporting frame, a first warp beam and a second warp beam are arranged at the top of the supporting frame, and the two ends of the outer side of the first warp beam and the two ends of the outer side of the second warp beam are supported through bearings. The bottom of the bearing is provided with a supporting plate, the top of the bearing is provided with a pressing plate, the bearing is fixed through a quick locking mechanism composed of a threaded rod, a connecting frame and a cross rod, and a modularized clamping unit is formed. The pure mechanical transmission and magnetic connection scheme shows excellent natural adaptability to complex working conditions such as high temperature, a reliable foundation stone of the system is formed, the structural design is deeply matched with the optimized technological process, key operation becomes visual, simple and repeatable, the training difficulty of operators and the misoperation risk are remarkably reduced, and the system reliability is improved. And the operation convenience of the equipment is fundamentally improved.

A method and apparatus for manufacturing carpets with an antique appearance using an automated weaving machine. The system integrates advanced control of warp tension, specialized pile yarn, and a unique reed and lancet assembly to replicate the randomized wear patterns, variable pile heights, and textural intricacies characteristic of aged carpets. A blend of synthetic and natural fibers undergoes a proprietary crimping, spinning, and two-stage dyeing process, producing multicolored yarn with pseudo-random shrinkage properties. Warp threads are precisely positioned using weighted beams and tiered lancets, enabling the creation of areas with zero and non-zero pile heights, separated by gradual transition zones. The resulting carpets exhibit high aesthetic authenticity and structural durability. A chi-squared statistical process ensures the randomness of worn patterns, optimizing the antique effect. The invention provides a scalable and efficient solution for producing affordable carpets that closely mimic the look and feel of genuine antiques.

The application discloses a design and manufacturing method of double-sided full-foreign jacquard fabric, comprising the following steps: S1. selecting a loom to be installed, determining the pattern repeat size and the apparent warp and weft density; S2. designing the front and back patterns, the front and back pattern sizes being the same; S3. designing the front and back colors; S4. designing the pattern paper size according to the apparent warp and weft density, respectively completing the front and back pattern design, and completing the front and back warp and weft arrangement, warp and weft combination and structure design according to the apparent warp and weft density; S5. horizontally mirroring the back pattern, and then 1:1 interpenetrating and dislocating the back pattern with the front pattern, the front pattern being on the odd-numbered warp yarns, and the back pattern being on the even-numbered warp yarns; S6. selecting a core-filling weft, and re-designing the total warp and weft arrangement according to the front and back warp and weft arrangement and the core-filling weft; S7. designing the structure, and respectively connecting the surface warp and the back warp with the core-filling weft to connect the fabric into an integrated whole; and S8. generating a pattern plate, and performing heat setting after weaving.

The utility model relates to the technical field of textile equipment, in particular to a jacquard assembly with high sealing performance, which comprises a bottom plate, a panel and a plurality of clamping plates arranged between the bottom plate and the panel, the bottom plate and the clamping plates, the clamping plates as well as the clamping plates and the panel are all arranged by adopting plug-in separation structures, the jacquard assembly is used for solving the technical problem of unstable operation caused by poor sealing performance of the jacquard assembly in the prior art.

The utility model relates to the technical field of textile machines, and discloses a jacquard knitting wool weaving structure which comprises a base, a tension adjusting mechanism is arranged on the left side of the top of the base, a placing mechanism is arranged on the right side of the top of the base, the tension adjusting mechanism comprises a first fixing frame, and the first fixing frame is fixedly connected to the left side of the top of the base. Fixing rods are fixedly connected to the top of the first fixing frame in a front-back symmetry mode. In the tension adjusting mechanism, a servo motor drives a lead screw to rotate, a lifting plate is driven to accurately move up and down along a limiting rod, and then the position of a second fixing plate is controlled through a lifting column. The second fixing plate is in linkage with a guide rod, an adjusting roller and other components, and the tension of knitting wool can be accurately adjusted according to the characteristics of the knitting wool and knitting requirements through cooperation with a spring and a damping rod. The spring provides buffering elastic force, the damping rod restrains vibration, stable tension is ensured, wool breakage or irregular fabric coils caused by tension fluctuation are avoided, and the weaving quality and the production stability are effectively improved.

A Jacquard heddle (6) comprising a link (8) with an upper hole (83) and a lower hole (85) of circular cross-section. A first monofilament yarn (65A) enters the upper hole, forming an upper loop (67A), and a second monofilament yarn (65B) enters the lower hole, forming a lower loop (67B). The Jacquard heddle (6) includes an upper end connector (60A) to which two end portions (69A) of the first yarn (65A) are attached, and a lower end connector (60B) to which two end portions (69B) of the second yarn (65B) are attached. The upper loop (67A) defines a free opening (671A) extending from the upper hole to the point where the two end portions of the first yarn are joined to the upper end connector.The lower loop delimits a free opening (671B) extending from the lower hole to the connection of the two end portions of the second wire with the lower end connector.

The invention relates to jacquard dobby integrated spinning equipment which comprises a dobby, the dobby comprises a plurality of lifting blades arranged in the X direction in the horizontal plane and a plurality of heald frames arranged in the Y direction in the horizontal plane, the lifting blades and the heald frames are arranged in a one-to-one correspondence mode and connected through transmission assemblies, and the lifting blades are used for lifting the heald frames in the Z direction; the heald frame is used for raising a part of warps in the Z direction, and a protective beam is arranged on one side of the plurality of lifting blades in the X direction; the jacquard machine comprises a plurality of jacquard cutters and lifting assemblies, the jacquard cutters are arranged in the X direction in the horizontal plane, the jacquard cutters lift the rest of warps in the Z direction through the lifting assemblies, and in the X direction, the lifting assemblies are arranged between the cutter lifting blades and the protection beam in a penetrating mode. The lifting assembly passes through the dobby and is equivalently mounted in the dobby, so that the size is not increased in the X direction, and the speed and efficiency of the textile equipment are improved.

The invention provides an irregular through hole texture tatting vamp and a weaving method thereof, and relates to the field of spinning. The tatting vamp comprises a through hole weave and a common grain weave, the number of weave point warps of the through hole weave is two or more, the number of weave point wefts of the through hole weave is two or more, all warps and wefts of the same weave point of the through hole weave are gathered into a bundle, all wefts of the same weave point of the through hole weave are gathered into a bundle, and the common grain weave is formed. The through hole weave and the common grain weave are integrally and continuously woven; by adopting a specific weaving machine and a specific weaving method, the irregular through hole texture woven vamp is woven, all warp and weft yarns at the same texture point of the through hole texture are respectively gathered into bundles, and air holes are formed among the texture points, so that the purpose that the texture point pores can be increased without twisting the warp yarns is achieved; meanwhile, the boundary between the through hole weave and the common line weave can form an irregular curve, so that the pattern feeling is added to the fabric, the permeability of the fabric can be improved, and the problem of poor air permeability of the woven fabric is solved.

The invention discloses an electronic jacquard shedding device of a circular weaving machine, which comprises a weft insertion module comprising a plurality of weft insertion shuttle driving devices and a photoelectric sensor used for monitoring the real-time position of a shuttle; the electronic jacquard opening module comprises an electronic jacquard assembly and a main control logic unit for controlling the electronic jacquard assembly; the rack module is used for bearing the weft insertion module and the electronic jacquard opening module; a plurality of electronic jacquard shedding devices of the circular weaving machine are sequentially arranged and connected along the circumference, during working, when any shuttle runs to a sensing area of the photoelectric sensor, the photoelectric sensor sends a signal to the main control logic unit, and the main control logic unit receives the signal to control the corresponding electronic jacquard component to act. By introducing a shuttle position sensing mechanism and modular jacquard control logic, accurate synchronous linkage of'opening-weft insertion 'actions is realized, a control system and a jacquard execution module are effectively decoupled, and the control system has the technical advantages of high structural universality, quick opening response and high operation stability.

The utility model discloses a jacquard shed machine, including casing and fixed on the casing ventilation device. The ventilation device has a fan and a support, the support defines an interior space that extends continuously from a first opening at a fixed portion to a second opening at a support portion. The fixed portion is fixed to the casing, and the first opening is aligned with the fan. A cylindrical filter is fixed to the support portion of the support. The cylindrical filter is located outside the interior space of the support and outside an enclosed operating space of the jacquard shed machine. The exterior of the jacquard shed machine is in fluid communication with the enclosed operating space through the cylindrical filter, through the second opening, through the interior space of the support, through the first opening, through a vent hole of the casing, and through the fan. The support is a molded polymer support. Thus, the jacquard shed machine has more efficient filtration performance, and the volume impact of the ventilation device is limited.