407results about "Wire springs" patented technology

The invention discloses an automatic spring steel wire forming device with a guide structure and a use method thereof, and relates to the technical field of spring forming, the automatic spring steel wire forming device comprises a wire feeding mechanism, a pre-straightening and online detection module, an active flexible guide module, a force feedback forming module and a central control system; the pre-straightening and on-line detection module, the active flexible guide module and the force feedback forming module are sequentially connected in series along a feeding path of a steel wire and are electrically connected with the central control system; a precise actuator controlled by the central control system is arranged in the active flexible guide module; and the force feedback forming module comprises a forming part and a force sensor connected with the forming part, and the force sensor is used for feeding back the real-time forming force in the forming process to the central control system. Through closed-loop control of online sensing, active guiding and force feedback, intelligent adaptation to steel wire parameter changes is achieved, the spring forming precision and consistency are remarkably improved, the equipment reliability is remarkably improved, and the service life of the equipment is remarkably prolonged.

The invention relates to the field of spring processing, in particular to an automatic reverse coiling machine for a coil spring of an automobile safety belt, which is characterized in that through a pre-tightening disc with a conical cavity, the reverse coiling spring can be quickly bounced into a coil spring loading disc by utilizing the elastic tension of the reverse coiling spring during unloading; the coil spring loading device is matched with the bending block to achieve rapid bending of the end of a reverse-winding spring, a clamping strip in the coil spring loading disc can be conveniently inserted into the outer bend during unloading, rapid fixing and limiting of the outer end of the reverse-winding spring are achieved, the coil spring loading quality is improved, traditional manual disc loading is replaced, tedious disc loading operation is simplified, and the working efficiency is improved. The integration level of the equipment is improved; the operation safety is improved; besides, an electric control pedal is used as a control system of a trigger device, so that the device automatically executes reverse winding operation, bending operation and automatic tray loading operation, the automation level of the device is improved, and the production efficiency of the safety belt coil spring is improved.

The invention relates to a method for uniformizing stress distribution in the winding process of a special-shaped spring in the technical field of information, which comprises the following steps of: analyzing historical winding data through a machine learning algorithm, establishing a tension adjusting model during rapid remodeling, predicting the stress distribution condition of a wire rod in an initial winding stage after remodeling, and combining real-time tension data to uniformize the stress distribution of the wire rod in the initial winding stage. The response speed of the servo motor is dynamically adjusted, and the tension adjustment lag phenomenon is reduced; according to the winding stress distribution prediction model, a reinforcement learning algorithm is adopted to optimize a control strategy of the servo motor, so that tension distribution of the wire rod in the winding process is more uniform, whether the stress distribution of the wire rod reaches a preset standard or not is judged, and if not, control parameters of the servo motor are further adjusted.

According to an embodiment, a coil spring is formed of a wire wound in a helical shape, and includes an end turn portion and an effective portion. A surface of the wire in the end turn portion has a first area and a second area softer than the first area. Further, in a circumferential direction around an axis of the wire, the second area is formed over a range wider than that of the first area.

The utility model discloses a small-sized cylindrical helical compression spring prestressing treatment device which comprises a device bottom plate, a plurality of screws are fixedly arranged on the device bottom plate, return springs are sleeved on the screws, and a movable plate assembly is arranged on the screws in a sliding mode and located on the upper surfaces of the return springs. A plurality of guide assemblies and guide pins are arranged on the movable plate assembly, the fixed plate penetrates through the guide assemblies, the screw rod and the guide pins, the fixed plate is fixedly arranged on the screw rod, a pressing assembly which is arranged on the screw rod in a sliding mode is arranged above the fixed plate, a detachable fixing assembly is arranged at the top end of the screw rod, and the movable plate assembly is fixedly arranged on the fixed plate. The fixing assembly is used for limiting the pressing assembly. According to the whole device, the resettable performance of the spring is utilized, the whole prestressing process of the spring is guided through the guide pin, and the prestressing accuracy and stability of the spring are improved. The device is simple and convenient to operate and light in structure, and can be used for forcedly pressing one hundred springs at a time, so that the working efficiency is improved.

The invention provides a NiTiCu ternary alloy-based shape memory alloy spring and a preparation method thereof, and relates to the field of shape memory alloys. The method comprises the following steps: (1) a NiTiCu ternary alloy wire is wound into a NiTiCu spring by adopting a hot rolling forming process, and the winding forming temperature is Af + 100 DEG C to Af + 200 DEG C; (2) in a vacuum environment, the NiTiCu spring is subjected to solution treatment, then water quenching is conducted, then aging treatment is conducted, and the heat-treated NiTiCu spring is obtained; and (3) after pre-deformation treatment is conducted on the heat-treated NiTiCu spring, training is conducted in two media of Mf-10-50 DEG C and Af + 10-50 DEG C, circulation is conducted to the target number of times, and the target NiTiCu spring is obtained after training is completed. According to the method, the NiTiCu spring with low lag, fast response and high fatigue resistance is obtained by optimizing the NiTiCu ternary alloy wire component design and cooperating with the spring machining training technology.

The utility model is suitable for the technical field of spring processing, and provides a safety spring winding device which comprises a base. The two electric guide rails are both mounted at the top of the base; the mounting frame is fixed on the moving parts of the two electric guide rails; the motor box is mounted at the top of the mounting frame, a first motor is fixed in the motor box, and a mounting plate connected with an output shaft of the first motor is rotationally mounted on the motor box; and the reel is detachably mounted on the mounting plate through a flange plate. According to the safe spring winding equipment provided by the scheme, raw materials can be pulled and stabilized before a spring is wound, the situation that the raw materials cannot be normally wound is prevented, meanwhile, finished products can be collected and conveyed, and manpower needed for transferring is saved.

This invention discloses a bread spring manufacturing apparatus, comprising a spring winding device for producing springs, a feeding device for conveying springs, an upper fabric conveying mechanism and a lower fabric conveying mechanism for conveying fabric, and an assembly device. The assembly device includes a material transfer mechanism and a welding mechanism. The material transfer mechanism is used to transfer the spring between the upper and lower fabrics, and the welding mechanism is used to perform longitudinal and transverse welding so that the upper and lower fabrics fit together to form a multi-cavity fabric bag, with the spring enclosed within the cavities of the fabric bag. The welding mechanism includes multiple welding heads arranged along the width direction of the fabric and multiple mold heads corresponding to the welding heads. The multiple welding heads and multiple mold heads clamp the upper and lower fabrics to complete transverse welding, and several of the multiple welding heads and several of the multiple mold heads clamp the upper and lower fabrics to complete longitudinal welding. This bread spring manufacturing apparatus of the present invention simplifies the structure, reduces manufacturing costs, and reduces the space occupied.

The utility model provides a snap spring forming machine which comprises a lower forming die, an upper forming die and a forming rod, the lower forming die comprises a first die block and a second die block which are arranged at intervals in the first direction, and the first die block is provided with a conveying hole for a steel wire material belt to penetrate through; the forming rod is located in the second direction of the steel wire material belt between the first module and the second module; the upper forming die is provided with a cutting part, a first forming part and a second forming part which are sequentially arranged in the first direction, the upper forming die can move between the starting position and the forming position in the second direction, and when the upper forming die moves towards the forming position, the cutting part can cut off the steel wire material belt; the first forming part and the second forming part can extrude the two ends of the cut-off steel wire material belt in the second direction, so that the two ends of the material belt to be extruded are bent in the second direction. According to the clamp spring forming machine, cutting and bending of the steel wire material belt are synchronously achieved through the upper forming die, machining procedures are reduced, a production line is shortened, and machining cost is reduced.

An object of the present invention is to provide a wire rod for springs, a steel wire, a spring, and a method for manufacturing the same, which have improved fatigue resistance and nitriding treatment characteristics. [Solution] The spring wire rod of the present invention has improved fatigue resistance and nitriding properties and contains, by weight, C: 0.6-0.7%, Si: 2.0-2.5%, Mn: 0.2-0.5%, Cr: 0.9-1.6%, P: 0.015% or less, S: 0.01% or less, Al: 0.01% or less, N: 0.007% or less, Mo: 0.1-0.25%, V: 0.1-0.25%, with the remainder consisting of Fe and unavoidable impurities, with Cr+Mn being 1.8% or less and Mo / V being 1.5 or less, and the microstructure containing 60% or more pearlite structure in the C cross section.

The utility model relates to the technical field of spring machines, in particular to a movable tool apron of a spring machine. The movable tool apron of the spring machine comprises movable arms, bases, a fixing device and a fixing plate, T-shaped sliding grooves are formed in the top end of the fixing plate at equal intervals, the bases are arranged on the inner walls of the T-shaped sliding grooves, the movable arms are installed in the bases, inserting grooves are formed in the edge of the fixing plate at equal intervals, and bases are inserted into the inner walls of the T-shaped sliding grooves. A sliding groove is formed in the position, in the center of the base, of the upper side of the base in the extending axis direction, sliding rails are arranged on the two sides of the sliding groove, the two sliding rails are fixedly installed on the upper side of the base, multiple sets of balls are movably installed on the two sides of the sliding groove, and fixing devices are installed on the outer wall of the fixing plate at equal intervals and used for fixing the position of the base. The movable tool apron of the spring machine has the advantages that the tool apron is convenient to disassemble, lubricating oil can be conveniently fed to the movable tool apron, and abrasion of the movable tool apron is reduced.

The invention relates to a spring coiling machine feeding device which comprises a supporting frame, the supporting frame is arranged on one side of a spring coiling machine body, multiple sets of feeding assemblies and a straightening assembly are arranged on the supporting frame, each feeding assembly comprises a rotating plate and a feeding wheel, the rotating plates are rotationally installed on the supporting frame, the two rotating plates are distributed up and down, and the straightening assembly is arranged on the supporting frame. The feeding wheels are rotationally installed on the rotating plate, a rotating part is arranged on the rotating plate, the multiple feeding wheels are arranged, annular feeding grooves with different section radiuses are formed in the peripheral walls of the feeding wheels, and a driving part is arranged on the supporting frame; the steel materials sequentially pass through the straightening assembly and the feeding assembly, the rotating part drives the feeding wheels to conduct feeding, when the steel materials with different diameters need to be conveyed, the driving part controls the rotating plate to rotate and drives the corresponding feeding wheels to rotate to the feeding position, and the steel material conveying device has the effects that the steel materials with different diameters are switched and matched, and the production efficiency is improved.

The application discloses a spring tail end crimping forming machine, which comprises a rack, a spring positioning device installed on the rack, spring shaping devices arranged on both sides or one side of the spring positioning device, a spring locking device arranged below the spring positioning device, and a spring crimping device corresponding to the end of the spring positioning device; the spring positioning device is used for moving the spring to a predetermined height, the spring locking device arranged below the spring positioning device is used for locking and fixing the spring, the die head of the spring shaping device is used for moving to the inner ring of the spring and forming a supporting action on the inner ring of the spring, the spring tail end is clamped by the spring crimping device to perform tail end crimping, and a finished product spring is formed, so that the problems caused by manual or semi-manual operation are solved, the problems of poor consistency of crimped shapes, large shape and position tolerance deviation and the like existing in the prior art are solved, the design and development of automation are met, the efficiency is improved, and dangerous operations such as contact with hot springs caused by manual operation are avoided.

The utility model relates to the technical field of material receiving mechanisms, and discloses a material receiving mechanism for a spring coiling machine, which comprises a material receiving frame body, one side of the top end of the material receiving frame body is provided with a feed port, the interior of the material receiving frame body is slidably connected with a collecting frame, one end of the collecting frame is fixedly provided with a first handle, and one side of the inner wall of the material receiving frame body is provided with a sliding groove. A baffle is fixedly arranged in the material collecting frame body, a buffering assembly is installed on the upper portion in the material collecting frame body, and a storage assembly is installed on the lower portion in the material collecting frame body. According to the device, the first gear and the toothed plate are matched to drive the buffer plate to reciprocate, so that the springs are buffered, the springs are prevented from deforming due to high-altitude falling and collision with other springs, the elastic screen is impacted to generate vibration, metal scraps on the elastic screen are vibrated, and the metal scraps on the elastic screen are separated from the metal scraps. And when the spring is taken subsequently, the metal chippings cannot be adhered to the spring, so that the chippings are convenient to clean.

The utility model discloses a high-compression spring coiling device, and belongs to the technical field of spring preparation devices. A high-compression spring coiling device comprises a mounting frame provided with an air cooler at the top, and further comprises a conveying belt connected to the mounting frame, and a plurality of sets of mounting plates are connected to the conveying belt at equal intervals; the first rotating plate and the second rotating plate are rotationally connected to the mounting plate, and the first rotating plate and the second rotating plate are used for clamping a spring; the cylinder is fixedly connected to the rotating plate II; the convex ring is fixedly connected to the mounting frame, the cylinder abuts against the convex ring, the mounting plate is driven to move through the conveying belt, and the cylinder can drive the first rotating plate and the second rotating plate to rotate; through the arrangement of the convex ring and the cylinder, the spring continuously rotates in the moving process through the contact of the convex ring and the cylinder, and then the spring is uniformly contacted with wind, so that the whole spring is uniformly cooled, and the influence on the mechanical property of the spring is reduced.

This invention relates to the field of spring processing technology, specifically a compression spring device. The device includes: a frame; a base plate disposed on the frame, with a working end formed on the front side of the base plate; a transfer device movably disposed on the front side of the base plate, the transfer device having a tooling structure for loading springs, the transfer device being used to transport vertically positioned springs to or from the working end; and a pressing device disposed on the frame, the pressing device having a clamping structure capable of longitudinally compressing the springs at the working end. This invention helps solve the problem of existing spring pre-compression equipment where springs are horizontally positioned and easily become entangled and twisted during loading and unloading.

The utility model relates to the technical field of spring machining, and particularly discloses an automatic spring production waste collecting device which comprises an operation table with supporting legs arranged at the bottom, a cleaning mechanism arranged at the top of the operation table and a discharging groove formed in the top of the operation table. A rotatable containing groove is formed below the discharging groove, and the containing groove is of a quadrangular groove structure with the large upper portion and the small lower portion. A conveying mechanism is arranged below the containing groove; the transportation mechanism comprises a box body with an open top, a base, self-locking universal wheels and a first lifting device; the self-locking universal wheels are arranged at the bottom of the base, the first lifting devices are arranged at the four corners of the top of the base, and the box body is arranged above the base through the first lifting devices; by means of the self-locking universal wheels, waste collected in the box body can be easily transferred to a treatment station; and the baffle is pulled, the discharging groove is opened, and the first lifting device is started, so that waste in the box body is easily and rapidly cleaned.

The utility model relates to spring prestressing equipment, which comprises an equipment main body, a pressed table is fixedly arranged in the equipment main body, a spring fixing mechanism is arranged in the pressed table, the spring fixing mechanism comprises a bearing I and a bearing II, and a group of bearings I and a group of bearings II are fixedly arranged in the pressed table. According to the spring prestressing equipment, a spring fixing mechanism is arranged, firstly, a hand wheel is rotated, so that the hand wheel can drive a first bidirectional threaded rod on a first bearing to stably rotate, and then a driving gear ring and a driven gear ring are arranged, so that a second bidirectional threaded rod can synchronously and stably rotate while the first bidirectional threaded rod stably rotates; and finally, by arranging threaded sleeves and limiting rods, when the two bidirectional threaded rods rotate stably, the two threaded sleeves and the two limiting rods on the two bidirectional threaded rods can move close to each other or away from each other, so that springs with different diameters can be better adapted, and practicability and applicability are high.

The invention provides a method for improving the production efficiency of a high-efficiency spring steel wire, and relates to the technical field of spring steel wire production.The method comprises the following steps that multi-source physical quantities in the spring steel wire winding process are collected in real time, and the multi-source physical quantities comprise steel wire tension distribution, the bending rod curvature radius, a roller temperature field and an equipment vibration frequency spectrum; based on the obtained multi-source physical quantity, a torque instruction, a rotating speed instruction and a bending radius compensation amount are generated through a dynamic collaborative mapping function; according to the generated instruction, a servo motor set is driven to adjust the wire feeding speed and the angular speed of a roller, and meanwhile a piezoelectric trimmer is controlled to correct the bending radius; and adopting a reinforcement learning strategy to optimize control parameters on line, and dynamically updating a mapping function according to winding quality feedback. According to the method, the problem that the remodeling debugging time is long can be effectively solved, the wire breakage rate can be remarkably reduced, and the size consistency can be effectively improved.

This utility model discloses a spring processing mold, relating to the technical field of spring processing equipment. It includes a base and a stamping cover plate. A mold body is movably connected to the top of the base. The top of the mold body has symmetrically spaced mold holes. A fixing component is symmetrically installed inside the mold body. A demolding component is installed at the bottom of the base. A pressure groove is formed at the bottom of the stamping cover plate. Moving holes are symmetrically formed at the top of the base. Moving rods are symmetrically fixedly connected to the bottom of the stamping cover plate. A buffer spring is sleeved on the outside of the moving rod, with its two ends fixedly connected to the top of the base and the bottom of the stamping cover plate, respectively. This utility model, using the above structure, eliminates the need for manual part removal, greatly reducing part removal time and significantly improving the production efficiency of spring processing. It also avoids problems such as deformation and scratches caused by uneven force on the spring, effectively ensuring the dimensional accuracy and surface quality of the spring and ensuring the stability of product quality.

A coil spring according to one embodiment comprises a spirally wound element wire, and has a seat winding part and an effective part. Furthermore, the seat winding part comprises a first layer and a second layer that is softer than the first layer and contains ferrite.

The present application belongs to the technical field of data processing, and particularly relates to a kind of spring forming equipment operating state monitoring and fault early warning method, its method includes: through the operating state data of key servo shaft, the torque stiffness is calculated, and the forming cycle is automatically divided into elastic contact, plastic forming and unloading demoulding phase;In the plastic forming phase, the influence of raw material hardness fluctuation is stripped by calculating the dynamic rheological resistance index of material and the upper limit of dynamic current;At the same time, the energy topology consistency coefficient containing position weighting function is calculated to capture the slight waveform distortion;Finally, a comprehensive fault early warning index is constructed based on the above index, and the equipment is warned or stopped in stages.The present application can effectively decouple material attribute fluctuation and mechanical failure, and improve the detection sensitivity of early failure.

To improve manufacturing efficiency of a coil spring and manufacture a coil spring with a good shape.SOLUTION: A coiling machine includes: a laser heating machine for heating part of a wire by radiating a laser beam to the wire formed spirally; and a cut-off unit for cutting off the portion of the wire heated by the irradiation of the laser beam. The output density of the laser beam is 10 W / mm2 to 100 W / mm2.SELECTED DRAWING: Figure 19

The invention relates to a spring wire (4) for producing helical springs (2), comprising a spring wire core (6) having a martensitic structure and having a lateral surface delimiting the spring wire core (6) with respect to the outside, a carrier layer formed on the entire lateral surface of the spring wire core (6) and having a lateral surface delimiting the carrier layer with respect to the outside, wherein a spring wire anti-corrosion layer (8) is applied to the entire lateral surface of the carrier layer. The invention further relates to a helical spring (2) and to a method for producing a helical spring (2).

The application discloses a spring strong pressing processing equipment, relates to the field of spring processing equipment, and comprises a rack and a mounting frame arranged on the rack, a first chain plate conveying mechanism is horizontally arranged on the rack, a fixing block is arranged on the first chain plate conveying mechanism, and a mounting hole is formed in the fixing block; a second chain plate conveying mechanism is arranged on the mounting frame, the first chain plate conveying mechanism and the second chain plate conveying mechanism move at the same speed and in opposite directions; the second chain plate conveying mechanism comprises a second chain plate belt, the second chain plate belt comprises a plurality of second chain single plates, a pressing rod is vertically arranged on the second chain single plate, the pressing rod is arranged on the second chain single plate in sliding mode along an axis of the pressing rod, a driving piece for driving the pressing rod to move to the inner side of the second chain single plate is further arranged on the second chain single plate, and the pressing rod and the driving piece are in one-to-one correspondence with the second chain single plate; and a guide frame for contacting the pressing rod and gradually pressing the pressing rod is further fixed on the mounting frame. The application has the effect of improving the spring strong pressing processing efficiency.

The utility model discloses an ejector pin mechanism of a spring machine, which relates to the technical field of spring processing equipment and comprises a sliding rail and a sliding seat slidably mounted on the sliding rail, a connecting seat is mounted at the front end of the sliding seat, an adjusting seat is rotatably embedded in the connecting seat, an ejector pin is detachably fixed at the front end of the adjusting seat, and the ejector pin is fixed on the sliding rail. A pressing groove for guiding a steel wire to form a spring is formed in the side wall, attached to a wire outlet of the spring machine, of the front end of the ejector pin, and a limiting piece for limiting the adjusting base is further arranged in the connecting base. A mounting hole for movably inserting the adjusting seat is formed in the middle of the connecting seat, and a second screw hole is formed in the outer side wall of the connecting seat; through the arrangement of the connecting seat, the adjusting seat and the limiting piece, the effect of producing springs with various pitches without replacing the ejector pin is achieved, the number of needed matched ejector pins is reduced, and therefore the equipment cost of the ejector pin mechanism of the spring machine is reduced.

The utility model provides an airplane spring clamp bending tool, which belongs to the technical field of aviation equipment manufacturing and comprises a bevel base, a fixing block, a pressing block, a positioning pin, a bending base, a bending core rod, a bending block and a positioning core rod. Firstly, the bevel base, the fixing block, the pressing block and the positioning pin are combined and bent to form a part to the final size; and then the bent base, the bent block, the positioning core rod and the bent core rod are combined and bent to form the final spring clamp. By means of the bending device, the critical dimension precision can be effectively guaranteed, the bending device is simple in structure and convenient and fast to install, and the bending manufacturing efficiency of the airplane spring clamp can be greatly improved while the critical dimension precision is guaranteed.

This utility model discloses a four-axis CNC spring compression machine, including a worktable, a four-axis spring compression machine housing on the upper surface of the worktable, a CNC panel on the end of the mounting bracket on the right side of the worktable, and a feeding mechanism. The feeding mechanism includes a rotating shell and feeding clamps. The rotating shell is rotatably connected to the upper surface of the four-axis spring compression machine housing. The feeding clamps are longitudinally slidably connected inside the elastically limited rotating shell. Two symmetrical feeding clamps are installed together. The feeding mechanism also includes a slider, a reciprocating screw, a motor, and a rotating plate. In this four-axis CNC spring compression machine, the feeding clamps drive the cut spring contact to move forward a certain distance before falling. Compared with the spring contact falling directly after being cut, the feeding position of the spring contact is farther away from the spring compression component, reducing the probability of the spring contact falling onto the surface of the spring compression component and affecting its operation, making the working process of the four-axis CNC spring compression machine smoother.

The utility model relates to the technical field of spring processing, and discloses a spring machine capable of detecting the size of a spring in real time, which comprises an operation table, a placing plate is arranged at the lower end of the operation table, and the placing plate divides the operation table into a plurality of layers; the screening assembly is arranged on the operation table, the screening assembly screens the springs and comprises a first feeding groove, a second feeding groove and a support, one end of the first feeding groove is close to the machining device, the first feeding groove is connected with the operation table through a fastener, and the second feeding groove is formed in the lower end of the first feeding groove; the second feeding groove is obliquely arranged, the detector detects the springs, the detection result is transmitted to the air cylinder through electric connection, an output shaft of the air cylinder pushes the unqualified springs to the second feeding groove, the qualified springs continue to be conveyed along the first feeding groove, and the second feeding groove is obliquely arranged to convey the springs through gravity guiding. Therefore, secondary processing is avoided, the workload of workers is reduced, and the working efficiency is improved.