63results about "Mattress sewing" patented technology

The utility model provides a kind of material rack rotating mechanism and quilting machine, material rack rotating mechanism is set in the lower of quilting frame, and it is correspondingly set with quilting frame, material rack rotating mechanism material rack rotating mechanism includes chassis, material rack rotating mechanism body and support assembly, material rack rotating mechanism body includes lifting rotating mechanism and support, the bottom and top of lifting rotating mechanism are connected with chassis and support respectively, lifting and rotation of support are controlled by lifting rotating control device, support assembly includes mutually adapted support rod assembly and auxiliary seat, the support rod assembly includes support rod, the bottom of support rod is connected with support end, ball is embedded in the top of support rod, the bottom of auxiliary seat is equipped with the groove of adaptation with ball. The material rack rotating mechanism has the advantages of simple structure, low cost, easy maintenance and repair, stable and reliable operation, etc.

The utility model provides a quilting machine which comprises a girder and a machine frame, a winding mechanism is arranged on one side of the girder, an unwinding mechanism is arranged on the other side of the girder, a plurality of machine heads are arranged on the two sides of the girder, the head distance of the machine heads on the winding side is a standard head distance, the head distance of the machine heads on the unwinding side is larger than the standard head distance, and the machine heads on the two sides are arranged in a staggered mode. The head distance of the machine heads on the unwinding side is larger than that of the machine heads on the winding side, and errors caused by cloth shrinkage due to needle and thread pulling during sewing on the unwinding side can be reduced.

The invention discloses a real-time detection device for a batting fiber product casing spreading machine, which is characterized in that a rotating motor drives a screw rod to rotate, the screw rod drives a sliding block to slide along the length direction of a light sensing plate, the sliding block drives an illumination instrument to illuminate cloth laid on the light sensing plate, and the light sensing plate collects image data of the cloth; whether flaws exist on the surface of the cloth or not is judged according to the image data, so that the detection efficiency and the accuracy of a detection result are improved. The device is characterized in that the device is composed of a spreading machine, supporting columns, a photosensitive plate, rotating motors, lead screws, sliding blocks, telescopic rods, a shading plate, supporting rods and an illumination instrument, one ends of the four supporting columns are correspondingly arranged at the four corners of the bottom face of the photosensitive plate respectively, one end of the photosensitive plate is close to the spreading machine, and the rotating motors are correspondingly arranged on the two sides of the spreading machine respectively; the rotating motor is close to one end of the photosensitive plate, and the bottom surfaces of the two shading plates are correspondingly and vertically arranged on the two sides of the top surface of the photosensitive plate respectively.

The application discloses a double-layer conveying line and a double-layer edge surrounding machine, wherein the double-layer conveying line comprises a rack, and the rack is provided with an upper conveying line and a lower conveying line; the upper conveying line comprises an upper conveying machine and a secondary conveying assembly arranged side by side, the secondary conveying assembly has at least two secondary conveying surfaces, any two secondary conveying surfaces have a feeding gap therebetween, and an upper turnover rod capable of swinging up and down is arranged in the feeding gap; the lower conveying line comprises a sub-conveying assembly and a main conveying assembly, the sub-conveying assembly has a sub-conveying surface capable of swinging up and down, the main conveying assembly has at least two main conveying surfaces, any two main conveying surfaces have a conveying gap therebetween, and a lower turnover rod capable of swinging up and down is arranged in the conveying gap; the application can reduce the space required when a mattress is turned over, is favorable for reducing the space required by the whole equipment, and improves the stability of the mattress turning over in the turning over process since the inclined sub-conveying surface supports the mattress.

The invention belongs to the technical field of down quilts, and particularly relates to a half-through-seam half-vertical-lining down quilt structure and a processing technology thereof. The down quilt structure comprises a shell fabric; a base fabric; the middle part of the base cloth is connected with the middle part of the surface cloth in a sewing manner, and a plurality of parallel through stitches are formed; the vertical lining cloth is strip-shaped; the multiple pieces of vertical lining cloth are arranged between the surface cloth and the base cloth to form a plurality of parallel vertical lining stitches; the through stitches intersect with the vertical lining stitches, so that a plurality of grid-shaped down filling cavities are formed between the shell fabric and the base fabric in a separated mode, and the down filling cavities are filled with down feather one by one. According to the half-through-seam half-vertical-lining down quilt structure in the scheme, down filling can be conducted after the through seams are formed through sewing, so that the problems that down is mixed up, gaps are enlarged, and the down running risk is large due to the fact that down filling is conducted firstly and then through sewing is conducted are solved, the quality of a down quilt is effectively improved, the production speed of the down quilt is effectively increased, and the machining difficulty and the down running risk are reduced.

The application relates to a full-automatic quilt cover and quilt machine, which comprises a two-layer cloth feeding mechanism, a flattening mechanism, a two-side sewing mechanism, a quilt band feeding mechanism, a label feeding mechanism and a cutting mechanism; the two-layer cloth feeding mechanism feeds two layers of cloth from two raw cloth rolls respectively, the flattening mechanism flattens the two layers of overlapped cloth, the two-side sewing mechanism sews the two sides of the two layers of cloth, the label feeding mechanism places a label on the two layers of cloth, the quilt band feeding mechanism places a quilt band on the two layers of cloth, and the label and the quilt band placed on the two layers of cloth are sewn on the two layers of cloth by the two-side sewing mechanism; the cutting mechanism cuts the two layers of cloth and simultaneously sews the third side of the two layers of cloth. The full-automatic quilt cover and quilt machine realizes a full-automatic production line of quilt covers and quilts, manual intervention is not needed during the production, manual cost is greatly reduced, meanwhile, due to mechanical production, the precision is high, the lines are smooth, the product quality is good, and the production efficiency is high.

The invention relates to a sewing machine (1) and to a method for forming a peripheral edge seam in a large-area and preferably multi-layer sewing material (2), such as a mattress panel, the sewing machine comprising: a sewing material support (3); a sewing unit (4), which comprises a needle (8), a hook and a presser foot (9); a transport device for transporting the sewing material (2) relative to the sewing unit (4); and a holding element (12) which can be moved relative to the sewing material support (3) and can be placed onto the sewing material (2), wherein the sewing material (2) can be moved in the sewing direction by means of a conveying device and preferably can be rotated about the surface normal of the sewing material support (3) with the needle (8) inserted, and wherein the holding element (12) has a support element (13), which can be rotated by an angle of rotation from a starting position into an end position relative to the sewing material support (3) and which has a receptacle (15) preferably in the form of a substantially V-shaped notch, in which receptacle the needle (8) and / or the presser foot (9) is located in the case of the end position.

The utility model discloses a kind of quilting machines for quilt processing, including quilting machine body, support frame is fixedly arranged in quilting machine body interior, support frame top is fixedly arranged with connecting slide rail, connecting slide rail surface is slidably provided with connecting sliding sleeve, connecting sliding sleeve top is fixedly arranged with placing plate, placing plate is fixedly arranged with support plate in opposite face, placing plate surface is provided with the fixed component of being convenient for to quilt, through fixed component to quilt, through the fixed plate of length greater than quilt cooperation placing plate to the clamping fixation of quilt, so that quilt is fixed more conveniently, avoid the situation that need to press fixed clamp to quilt fixed one by one, reduce the workload of staff, and make the time consumption of quilt fixed reduce, so that in same time, more quilt can be quilted and treated, so as to improve the speed of quilting machine to quilt processing.

The utility model discloses a three-dimensional quilting device for bedding, and relates to the technical field of textiles. The bedding three-dimensional quilting device comprises a transverse frame plate, a mounting box and a displacement structure, two sets of U-shaped plates which are symmetrically distributed are arranged on the front side of the transverse frame plate, L-shaped clamping plates are arranged in the U-shaped plates, guide rails are arranged at the bottoms of the U-shaped plates, the mounting box is fixedly mounted on the outer walls of the U-shaped plates, a linkage structure is arranged in the mounting box, and the displacement structure is arranged on the left side of the transverse frame plate. The linkage structure comprises a first sliding block, a second sliding block and a third sliding block, and the displacement structure is arranged on the transverse frame plate and the two U-shaped plates. According to the bedding three-dimensional quilting device, in the feeding process, only inward traction is needed from the front sides of the U-shaped plates, in this way, the feeding process is convenient and fast, the use convenience of the device is improved, meanwhile, the distance between the two sets of U-shaped plates can be adjusted, the device can be suitable for bedding of different lengths and widths, and the practicability is high. Meanwhile, the fabric layer, the composite layer and the quilt core can be tensioned after being clamped, and subsequent quilting is facilitated.

A spring bed mesh sewing device includes a feeding assembly, sewing assemblies, and cloth pressing assemblies. The feeding assembly can lay spring strings in the transverse direction. Each of the spring strings to be sewn in even rows is sewn on a respective previous spring string through the first sewing positions, each of the spring strings to be sewn in odd rows is sewn on a respective previous spring string through the second sewing positions. The sewing assemblies are arranged at intervals in the transverse direction and are movable in the vertical direction. Each sewing assembly includes a sewing head and a base with a sewing channel extending in the vertical direction. The sewing head can sew two adjacent rows of spring strings along the sewing channel. The cloth pressing assemblies are arranged at intervals in the transverse direction and correspond to the sewing assemblies in the longitudinal direction.

The application discloses a hidden cover production industrial sewing machine speed regulator, which comprises a mounting seat, a base is mounted on the outer side wall of the mounting seat, a plurality of threaded mounting holes are uniformly formed in the base, a through groove is formed in the mounting seat, a rotating frame is rotationally connected in the mounting seat, a placing frame is fixedly connected in the mounting seat, and a moving frame is slidably connected to the placing frame and the mounting seat. The application further discloses a hidden cover production machine, which comprises a base, a plurality of support rods are vertically arranged on the upper surface of the base, the upper ends of two adjacent support rods are jointly provided with a connecting rod, and two cross rods are jointly arranged between the two connecting rods. The application has the advantages of ingenious structure, convenient use, small size, high installation stability, suitability for different types and models of industrial sewing machines, convenience in adjusting the position and direction of installation, convenience in batch production and reduction of production cost to a certain extent.

Apparatuses, methods, and computer program products for quilting webs without compressing the webs. A quilting machine (10, 10a) includes a needle bar (160) to which needles (120) are attached, needle thread (284) passing through each needle (120), a looper shaft (188) to which loopers (282) are attached, a looper (282) corresponding to each needle (120) and from which looper thread (288) is provided to form stitches (530,532), and a retainer bar (190) to which spreaders (191) are attached to facilitate stitching. A drive pulley (132) powered by a first servo motor (130) rotates cranks (156) to move the needles (120) through a cycle and rotates a belt (166) which rotates an indexer pulley (168). Rotation of the indexer pulley (168) oscillates the looper shaft (188) and reciprocates the retainer bar (190). Another drive pulley (48) powered by a second servo motor (40) operates to move an input web (22) through the machine (10,10a) between chain stiches.

The utility model discloses a quilting machine double-machine-head quilting mechanism, which relates to the technical field of textile equipment and comprises a rack, an upper frame is fixed at the upper end of the rack, two groups of quilting machine heads are mounted on the upper frame in a sliding manner, material fixing components are arranged on two sides of the rack, and each material fixing component comprises a material clamping unit, a material clamping unit and a material clamping unit, comprising a plurality of U-shaped rods fixed to the two sides of the upper end of an upper frame, two rotating shafts are rotationally installed on the inner side of each U-shaped rod, gears are fixed to the rotating shafts, rectangular frames are arranged on one sides of the U-shaped rods, racks meshed with the gears are arranged on the inner walls of the rectangular frames, center blocks are fixed between the upper rectangular frames and the lower rectangular frames, and clamping rods are fixed to the two sides of the upper rotating shafts and the lower rotating shafts. The problems that in a traditional positioning and clamping mode, when materials of different specifications or types are replaced, an operator needs to spend much time to readjust and set the materials, and the operation process is tedious are solved.

The utility model relates to the technical field of honing machines, and discloses a honing machine material receiving mechanism which comprises a base body, two exhaust pipes are installed on the inner wall of the base body, the outer surfaces of the two exhaust pipes fixedly communicate with a set of nozzles, the front ends of the two exhaust pipes fixedly communicate with a three-way pipe, and a static electricity eliminator is installed on the inner top wall of the base body. The other end of the three-way pipe fixedly communicates with the output end of the static electricity eliminator, a walking mechanism is slidably connected to the upper end of the base body, and two machining devices are slidably connected to the front face of the walking mechanism. According to the material receiving mechanism of the honing machine, air flow of positive and negative ions can be sprayed to a machining area of the base body through cooperation of the exhaust pipe and the multiple nozzles, the air flow can be blown to the surfaces of materials and neutralize static electricity on the surfaces of the materials, and therefore the static electricity on the surfaces can be removed, and impurities are prevented from being adsorbed by the static electricity; and then the ions are transmitted to the machining point through the collecting frame, the chippings at the machining position are extracted, and therefore the practicability of chipping collection is improved.

Apparatuses, methods, and computer program products for quilting webs without compressing the webs. A quilting machine (10, 10a) includes a needle bar (160) to which needles (120) are attached, needle thread (284) passing through each needle (160), a looper shaft (188) to which loopers (282) are attached, a looper (282) corresponding to each needle (160) and from which looper thread (288) is provided to form stitches (530, 532), and a retainer bar (190) to which spreaders (191) are attached to facilitate stitching. A drive pulley (132) powered by a first servo motor (130) rotates cranks (156) to move the needles (120) through a cycle and rotates a belt (166) which rotates an indexer pulley (168). Rotation of the indexer pulley (168) oscillates the looper shaft (188) and reciprocates the retainer bar (190). Another drive pulley (48) powered by a second servo motor (40) operates to move an input web (22) through the machine (10, 10a) between chain stiches.

The present invention concerns an overcasting plant (1 ) for overcasting textile semi-finished products and the like having a front edge (B1 ), a rear edge (B2), parallel to said front edge (B1 ), a first lateral edge (B3) and a second lateral edge ( B4), opposite said first lateral edge (B3), wherein said first (B3) and second (B4) lateral edges extend respectively from said front edge (B1 ) to said rear edge (B2), wherein an advancement direction is defined (A) of a semi-finished product (M), such that said front (B1 ) and rear (B2) edges extend substantially perpendicular to said advancement direction (A). Said plant (1 ) comprises a first overcasting unit (10), comprising a first overcasting head (11 ) movable perpendicularly to said advancement direction (A), to overcast said front edge (B1 ) of said semi-finished product (M), and a second overcasting head (12) movable perpendicularly to said advancement direction (A), to overcast said rear edge (B2) of said semi-finished product (M), a second overcasting unit (20) comprising a third overcasting head (21 ), movable along a first direction parallel to said advancement direction (A) to overcast said first side edge (B3), and configured to rotate and overcast the front corner between said first side edge (B3) and said front edge (B1 ), and configured to rotate and overcast the rear corner between said first side edge (B3) and said rear edge (B2), a fourth overcasting head (22) movable along a second direction parallel to said advancement direction (A) to overcast said second lateral edge (B4), and configured to rotate and overcast the front corner comprised between said second lateral edge (B4) and said front edge (B1 ) and configured to rotate and overcast the rear corner between said second side edge (B4) and said rear edge (B2). The present invention also concerns a method for overcasting semi-finished textile products and the like.

The invention discloses a down quilt production process, and belongs to the field of down quilt processing. Comprising a quilting mechanism, the quilting mechanism comprises an equipment underframe, and supporting parts are arranged on the two sides of the inner wall of the equipment underframe; the assembling mechanism comprises a supporting part arranged on one side of the equipment bottom frame, a plurality of sets of elastic clamps are arranged on the supporting part, and a pushing part is arranged on the supporting part; the auxiliary mechanism comprises a crimping part arranged above the supporting part, and a smoothing part is arranged on the crimping part; the pushing mechanism and the auxiliary mechanism comprise linkage parts movably arranged on the side faces of the crimping parts, and clamping parts are arranged on the linkage parts. According to the down quilt production process, automatic reel switching is achieved through the pushing mechanism and the pushing part, labor is saved, and continuous production is guaranteed; the elastic clamp and the auxiliary mechanism cooperate to automatically fix the down quilt, fabric deformation and bulkiness damage are avoided, wrinkles of the smoothing part are removed, efficiency is improved, quilting precision and quality are guaranteed, and the quilting device is suitable for down quilt production.

A quilting frame unit for supporting a quilt core to be sewn by a quilting machine includes a frame support structure, a frame assembly, and quilt core retention members. The frame support structure is adapted to support a machine carriage assembly that provides for lateral and longitudinal movement of the quilting machine. The frame assembly is affixed to the frame support structure. The quilt core retention members are configured to selectively couple with the frame assembly with the quilt core draped over to retain the quilt core to the frame assembly.

This utility model discloses a garment quilting device adaptable to fabrics of different thicknesses, belonging to the field of garment quilting technology. This garment quilting device adaptable to fabrics of different thicknesses includes a worktable, a fixing component, a translation component, and a height adjustment component. The translation component includes a pair of first electric slide rails, which are respectively installed on the outer sides of the worktable. A template seat is slidably connected to each of the first electric slide rails. A second electric slide rail and a third electric slide rail are installed between the template seats. The second electric slide rail is positioned above the worktable surface, and the third electric slide rail is positioned below the worktable surface. A second electric slider is slidably connected to the outer side of the second electric slide rail. The height adjustment component includes a fourth electric slide rail, to which a fourth electric slider is slidably connected. A sewing machine head is installed on the outer wall of the fourth electric slider, and a laser displacement sensor is installed on one side of the outer wall of the sewing machine head.

The shuttle peg mounting structure comprises a quilting workbench, one side of the quilting workbench is provided with a shuttle shell, one side of the shuttle shell is provided with a tension mechanism used for adjusting threads, one side of the tension mechanism is in sliding connection with a bearing rod, and the bearing rod is connected with the shuttle shell in a sliding mode. The surface of the bearing rod is fixedly connected with an installation mechanism facilitating installation of the shuttle peg body, the surface of the shuttle shell is provided with a broken thread scrap clearing mechanism used for clearing, and the tension mechanism comprises a semicircular groove, an arc-shaped sliding rail, a circular ring and a bearing. By means of the thread residue collecting device, an operator can easily adjust thread residues, too complex operation steps are avoided, instability caused by improper manual adjustment is reduced, generated thread residues can be collected in a unified mode, follow-up treatment is facilitated, and machine halt, cleaning time or frequent machine readjustment caused by thread residue accumulation are avoided.

This invention belongs to the field of down jacket anti-feather leakage technology, and discloses a device for reinforcing and securing the seams of down jackets to prevent feather leakage. The device includes a work platform with a sewing machine head installed in the center. A needle is installed at the end of the sewing machine head. Through the coordination of structures such as a down-pressing plate, a fabric-pressing plate, a pusher block, and a needle plate, the device facilitates precise positioning and sewing of the filled down jacket fabric. During positioning, the sewn edges of the fabric are aligned with the pusher block. Then, the down-pressing plate is inserted between the two layers of fabric to press in the down filling. The upper fabric is held by the fabric-pressing plate, and the lower fabric is pressed against the base plate by a clamping plate. Both ends are pressed tightly by the needle plate to prevent displacement. The pusher block is pushed at a uniform speed according to the sewing speed. At this time, the entire fabric moves forward with the base plate, and the down filling is continuously and evenly pressed inward by the down-pressing plate, facilitating overlock sewing and ensuring no down is trapped at the seam, thus reinforcing the seams.

The application provides a spring bed net sewing device and a spring bed net sewing method. The spring bed net sewing device comprises a feeding assembly, a sewing assembly and a pressing assembly. The feeding assembly can lay spring strings in the transverse direction. The spring strings to be sewn are sewn on the odd-numbered spring strings through a first sewing position, and the spring strings to be sewn are sewn on the even-numbered spring strings through a second sewing position. The plurality of sewing assemblies are arranged at intervals in the transverse direction. The sewing assembly can move in the vertical direction to draw out and switch to the next row of spring strings. The sewing assembly comprises a sewing head and a machine base. The machine base is formed with a sewing channel extending in the vertical direction. The sewing head can sew the two adjacent rows of spring strings along the sewing channel. The plurality of pressing assemblies are arranged at intervals in the transverse direction. The pressing assemblies correspond to the sewing assemblies in the longitudinal direction. The pressing assemblies are used for pressing the sewing position to be sewn on the machine base. The spring bed net sewing device can improve the automation degree and product quality of the sewn spring bed net.

This utility model proposes a tape feeding mechanism and a quilting machine. The tape feeding mechanism includes a feeding component and a drive mechanism. The feeding component includes an inclined feeding platform with a channel running through it along the tape transmission direction. The two ends of the channel are an inlet and an outlet, respectively. The tape enters through the inlet and exits through the outlet. The drive mechanism includes a drive wheel, which is correspondingly positioned to the channel. This tape feeding mechanism has a simple structure. The drive wheel controls the tape feeding operation, and the tape feeding / receiving state and speed can be adjusted by regulating the speed and direction of rotation of the drive wheel. Replacing the existing tape feeding mechanism on a quilting machine with this new tape feeding mechanism, and installing it below the worktable of the quilting machine, better suits current sewing processes, resulting in more aesthetically pleasing stitches and a higher product qualification rate.

The utility model belongs to the technical field of quilting machines, and particularly relates to a quilting machine for knapsack processing, which comprises a feeding component capable of driving a fixed knapsack to transversely move in the quilting machine, and a quilting component capable of quilting the knapsack as required is arranged above the feeding component. One side of the feeding assembly is provided with a clamping assembly which can conveniently fix the knapsack and enable the to-be-quilted part of the knapsack to be fully tensioned. According to the utility model, the L-shaped frame, the first supporting rod and the pre-tightening piece are matched, so that a backpack can be conveniently sleeved in the clamping assembly, and two main materials can be effectively separated to be quilted respectively; the pressing strip, capable of making contact with the backpack, in the fixing piece can be conveniently linked with the first supporting rod through the connecting piece, and the backpack main material transversely tensioned under the action of the pre-tensioning piece can be further tensioned and fixed conveniently, rapidly and effectively.

The application discloses a quilt automatic production device, which comprises a base, a support assembly is arranged on the base, a plurality of motors one are symmetrically installed on the support assembly, a gear and rack assembly is commonly installed between the output end of each motor one and the support assembly, a quilting machine is installed on the output end of the gear and rack assembly, a wire rack is installed on the side wall of the quilting machine, a motor two is installed in the base, the output end of the motor two extends to outside of the base and is installed with a mounting seat, two installation grooves are symmetrically arranged on the mounting seat, two resisting rollers are symmetrically installed on the mounting seat, and two installation shafts are symmetrically installed on the mounting seat. The application has the advantages of ingenious structure and reasonable design, the quilt can be fixed without being damaged by fixing the quilt through the locking roller and the resisting roller, the position of the quilting machine can be moved through the support assembly and the motor two, and different positions of the quilt can be sewn.

A sewing machine assembly includes a sewing machine frame, a presser bar mounted to a frame head of the sewing machine frame, and a feed dog assembly. The feed dog assembly includes a feed dog mounted to the frame base to reciprocate vertically and horizontally relative to the frame base to pull fabric between the pressure bar and the frame base through the sewing machine frame, a feed dog drive system coupled to the feed dog to drive reciprocation of the feed dog relative to the frame base, and a feed dog cover selectively coupled to a frame base of the sewing machine frame to extend over the feed dog to shield the fabric from the feed dog.

The utility model relates to the field of quilt processing, in particular to a fixing device for quilt production, which comprises a frame, linear modules mounted at two ends of the frame and sewing components arranged in the linear modules, a clamping mechanism is arranged between the linear modules, and the clamping mechanism comprises a clamping base; a first motor is installed on the clamping base, an output shaft of the first motor is connected with a first gear, the first gear is in meshed connection with a second gear, the second gear is connected with a rotating shaft, third gears are arranged at the head end and the tail end of the rotating shaft, the third gears are in meshed connection with fourth gears, and the fourth gears are connected with fixing sleeves. Rotating shafts are arranged at the head end and the tail end of the clamping base, the fixing sleeve is arranged on the rotating shafts on the clamping base in a sleeving mode, an installation block is arranged on the circumferential face of the fixing sleeve, a clamping block is installed on the installation block, installation holes are formed in the installation block and the clamping block, and the clamping block is installed on the installation block through a bolt. The production efficiency is remarkably improved.

The invention discloses a transmission support of a quilting machine, and relates to the technical field of quilting machines. The device comprises a cross beam frame, a main shaft is rotationally arranged on the cross beam frame, one end of the main shaft is connected with a motor arranged on the cross beam frame, the device further comprises a plurality of transmission mechanisms which are all arranged on the main shaft, each transmission mechanism comprises a disc coaxially and fixedly arranged on the main shaft, annular plates are eccentrically fixed to the two sides of each disc, and the annular plates are arranged on the cross beam frame. The eccentric directions of the two annular plates are opposite, two transverse plates are fixedly arranged on the cross beam frame, vertical rods penetrate through the two transverse plates in a sliding mode, and the two vertical rods correspond to the two annular plates in a one-to-one mode; due to the design that the phase difference of the two annular plates is 180 degrees, when the main shaft rotates, centrifugal force of the two annular plates is just counteracted mutually, it is guaranteed that the rotating torque of the main shaft is balanced, the vibration amplitude is reduced, and compared with a traditional coaxial cam and symmetrical connecting rod structure and the phase difference design of the two annular plates, the working reciprocating inertia force is small, and the vibration excitation amount is small.

The utility model discloses a mattress sewing reinforcing device, which belongs to the technical field of mattress sewing and comprises a base, a control panel is arranged at the center of one side wall of the base, downward pressing fixing structures are arranged at the front and rear positions of the center of the upper end face of the base, and the two downward pressing fixing structures comprise two downward pressing frames. The two downward pressing frames are arranged at the positions, close to the front portion and the rear portion, of the center of the upper end face of the base correspondingly, electric telescopic rods are arranged at the positions, close to the two sides, of the centers of the inner walls of the two downward pressing frames correspondingly, every two electric telescopic rods form a group, and downward pressing plates are arranged at the output ends of the two groups of electric telescopic rods correspondingly. In addition, by means of the design that the electric telescopic rods, the dampers and the compression springs are combined to achieve buffering downward pressing and protect the mattress, the rubber cushion plate and the buffering plate are connected in a sliding mode, replacement after abrasion is convenient, and the downward pressing fixing effect is kept.