955results about "Screw-threads articles" patented technology

To provide an NC thread rolling machine that performs rough processing and finishing processing on a workpiece and that can be made compact.SOLUTION: An NC thread rolling machine 100 comprises: a pair of first flat dies 104a, 104b for rough processing; a pair of second flat dies 105a, 105b for finishing processing arranged adjacently to the first flat dies in parallel; rack driving mechanisms 106a, 106b which move one pair of first and second flat dies and the other pair of first and second dies mutually in parallel directions and also in opposite directions; respective mechanisms 110, 112, and 114 which rotate a workpiece, support both ends of the work rotatably, and also shift the workpiece between the first flat dies and second flat dies; and a numerical control part 148, wherein the numerical control part controls the respective mechanisms including the rack driving mechanism to support the workpiece between the first flat dies so as to perform rough processing on the workpiece with the first flat dies, shift the workpiece after the rough processing to between the second flat dies, and then perform finishing processing on the workpiece with the second flat dies.SELECTED DRAWING: Figure 2

To provide a form rolling device capable of highly accurately and stably molding a male screw.SOLUTION: A form rolling device 1 includes: a moving die 4 reciprocated in a form rolling direction; a fixing die 3 disposed so as to be converted in a position along an opposite direction; a position conversion pullout bolt 31 and a position conversion pressing bolt 32 for converting a position of the fixing die 3 in the opposite direction by manual operation; an opposite position detection sensor for detecting a position in the opposite direction of the fixing die 3; and a touch panel 37 for notifying first to third present position information detected by the opposite position detection sensor, and previously set first to third set position information. The device allows an operator to adjust a position in the opposite direction of the fixing die 3 while confirming the touch panel 37.SELECTED DRAWING: Figure 1

The utility model relates to the technical field of bolt machining, and provides a buffering type efficient bolt thread rolling machine which comprises an equipment frame and a driving motor, the driving motor is arranged on one side of the equipment frame, an installation moving assembly is arranged on the equipment frame, a thread rolling roller is arranged on the equipment frame, and a buffering adjusting assembly is arranged on the equipment frame. The slideways are arranged on the surface of the equipment frame and slidably connected with driving seats, and the output ends of the driving seats are connected with the thread rolling rollers. By means of the technical scheme, the problems that in the related technology, a thread rolling machine cannot conduct straightening operation on a workpiece and does not have a buffering function, if thread rolling is directly conducted, thread rolling of the workpiece is incomplete, and products are scrapped are solved.

The invention relates to a rearview mirror large-diameter mirror rod outer circle turning and thread rolling full-automatic machining all-in-one machine which comprises a rack, a material pushing mechanism, an outer circle turning mechanism, a transmission mechanism and a thread rolling mechanism, the rack is provided with two material stacking areas arranged side by side, and the material pushing mechanism pushes two raw material rods into the outer circle turning mechanism; the outer circle turning mechanism comprises a driving assembly, a first seat body, a second seat body, two hollow chucks, a turning tool assembly and a first driving part, the first seat body is fixedly arranged on the rack, the second seat body is located on the side, away from the push rod, of the first seat body, and the two hollow chucks are rotationally connected to the two seat bodies correspondingly; the turning tool assembly is arranged between the first seat body and the second seat body; the transmission mechanism is located between the second base body and the thread rolling mechanism, and the two raw material rods are conveyed to a feeding opening of the thread rolling mechanism in the same direction. The material pushing mechanism can push the two raw material rods to enter the outer circle turning mechanism at the same time, two machining devices do not need to be arranged side by side, and the machining speed of a follow-up thread rolling machine is better matched.

An aluminum profile pipe internal thread roller press comprises a machine frame body, a workpiece feeding and taking device and a workpiece fixing and clamping device are arranged on the machine frame body, a boring head is arranged in the machine frame body, a main shaft is arranged in the boring head, a lifting shaft is arranged in the main shaft, the main shaft and the lifting shaft are driven by a motor to rotate synchronously, and the lower end of the lifting shaft is connected with a lifting device of the lifting shaft. The upper end of the lifting shaft is connected with a guide frame, more than two inclined sliding grooves are formed in the outer wall of the guide frame, knife rests are arranged on the inclined sliding grooves respectively, inclined guide rails are arranged on the knife rests on one sides of the inclined sliding grooves, the inclined guide rails are matched with the inclined sliding grooves, horizontal guide rails are arranged on the lower portions of the knife rests, and a telescopic guide plate is arranged on the main shaft and provided with horizontal sliding grooves. The horizontal guide rail is matched with the horizontal sliding groove, an upper connecting lug and a lower connecting lug are arranged on the tool rest, a hobbing cutter is arranged between the upper connecting lug and the lower connecting lug, a cutter shaft is arranged in the hobbing cutter, and the two ends of the cutter shaft are rotationally connected with the upper connecting lug and the lower connecting lug.

The invention relates to the technical field of injection molding automatic feeding, in particular to an automatic nut feeding machine which comprises a sorting table, a vibration disc, a trough and an adsorption assembly. The vibration disc is fixedly installed in the middle area of the sorting table and used for containing nuts of different models. The vibration disc comprises an upper-layer vibration disc and a lower-layer vibration disc; a connecting assembly is arranged between the upper-layer vibration disc and the lower-layer vibration disc and used for detachably connecting the upper-layer vibration disc to the lower-layer vibration disc. A vibration compensation assembly is arranged on the upper-layer vibration disc and used for enhancing the vibration frequency of the upper-layer vibration disc, and the upper-layer vibration disc and the lower-layer vibration disc conduct vibration arrangement on nuts of different sizes. The adsorption assembly is arranged at the edge position of the sorting table and used for conveying the nuts of different models in the material groove. The material groove is fixedly installed in the middle area of the sorting table and used for containing the nuts arranged in a vibrating mode. The problem that the occupied space is large when different vibration discs work at the same time is solved.

The invention provides an internal thread extrusion forming process and device, which solves the problems of internal thread turning and the like, the internal thread extrusion forming device comprises a clamp for clamping a workpiece, the clamp is provided with a cutter bar opposite to the workpiece, the clamp and / or the cutter bar are / is in transmission connection with a driving structure, and a planetary internal thread extrusion assembly is mounted in the cutter bar. The method has the advantages of being high in machining efficiency, low in cost and the like.

The invention relates to an inner shrinkage core mold, which comprises a top plate, a front mold, a rear mold and a bottom plate, an ejection structure is arranged between the rear mold and the bottom plate, the ejection structure comprises an upper ejection plate and a lower ejection plate, the lower ejection plate is rotatably connected with a middle core, a threaded core is arranged on the outer side of the middle core, the threaded core is arranged in a split manner, and the upper ejection plate is connected with the lower ejection plate. Each split body is clamped with the middle core, the threaded core rotates along with the middle core, and when the middle core moves in the direction away from the cavity, one end, facing the cavity, of each split body of the threaded core inclines towards the middle core. By adopting the technical scheme, the split bodies of the threaded core are simultaneously driven to complete the composite action of rotation and radial inclined shrinkage through the rotation and backward pulling action of the middle core, the split bodies are rotated by an angle firstly, so that a mold core structure corresponding to an internal thread is loosened from the internal thread of a product, and the mold opening action is continued; and the inclined contraction action enables the thread part to be thoroughly separated, so that the demolding stroke is greatly shortened.

The invention relates to the technical field of thread rolling machining, and discloses penetrating rod thread rolling equipment for an automobile air brake, the penetrating rod thread rolling equipment comprises a plurality of sets of thread rolling mechanisms which are sequentially connected in series, and each thread rolling mechanism comprises a feeding assembly, a thread rolling machining assembly, a discharging assembly, a feeding assembly and a detecting assembly; the detection module is used for detecting materials, the discharging module is used for discharging unqualified materials, and qualified materials can enter a thread rolling station; the thread rolling machining assembly is used for conducting thread rolling machining on the materials at the thread rolling station. The hopper in the subsequent thread rolling mechanism is in butt joint with the discharging assembly in the previous thread rolling mechanism. Three sections of threads are machined at a time by splicing the three thread rolling mechanisms, automatic conveying is achieved between the adjacent thread rolling mechanisms, materials do not need to be manually conveyed in sequence, the production efficiency is remarkably improved, and manual intervention is reduced; before entering the thread rolling process, the penetrating rod is subjected to at least one detection, defective products are eliminated, and the production requirements of high-precision parts are met.

The invention relates to the technical field of shaft part machining equipment, in particular to a feeding and discharging device which comprises a feeding conveying mechanism, a driving mechanism, a feeding clamping jaw, a discharging clamping jaw and a discharging conveying mechanism, the feeding clamping jaw is used for clamping a workpiece on the feeding conveying mechanism, the discharging clamping jaw is used for clamping a workpiece on a thread rolling machine, and the discharging conveying mechanism is used for conveying the workpiece on the thread rolling machine. The driving mechanism is used for driving the feeding clamping jaw to move between the feeding conveying mechanism and the thread rolling machine, and the driving mechanism is further used for driving the discharging clamping jaw to move between the thread rolling machine and the discharging conveying mechanism. Automatic feeding and discharging of workpieces are achieved, manual operation is replaced, and the thread rolling machining efficiency is remarkably improved.

The utility model relates to the technical field of screw shaft machining, in particular to a precise metal screw shaft machining device which improves the installation efficiency of a thread rolling plate and the practicability and comprises a fixing base and an installation groove formed in one side, a lead screw is installed on the inner side of the installation groove and rotationally connected with the fixing base, and an ejector block is connected to the lead screw through threads. A thread rolling plate is installed on the outer side of the installation groove, a thread rolling face is arranged on one side of the thread rolling plate, the other side of the thread rolling plate is arranged in a slope mode, the side, close to the thread rolling plate, of the ejector block is arranged in a slope mode, and the slope on the ejector block and the slope on the thread rolling plate are the same in gradient. The fixing assembly comprises a bolt and a nut matched with the bolt, a fixing block is installed on the fixing base, a through hole is formed in the fixing block, a protruding block is arranged at the bottom of the fixing block, and scale marks are arranged on the inner wall of the mounting groove.

The invention discloses a full-thread stud forming thread rolling mechanism based on end face treatment, and belongs to the technical field of thread machining. A feeding structure is arranged on one side of a pushing table and used for feeding a plurality of studs to a pushing groove of the pushing table in sequence, and a movable sleeve and a fixed sleeve arranged in the pushing groove are used for bearing the falling studs; then the clamping transmission assembly is moved to the end of the stud, the end of the stud is positioned through an upper positioning ring and a bearing sleeve which are in butt joint through up-down magnetic attraction, the stud is pushed towards a thread rolling mechanism, manual feeding is not needed, and when the end of the stud makes contact with a pair of thread rolling wheels, the stud acts between the pair of thread rolling wheels and can be continuously and rotationally pushed forwards under the thread forming effect; and the rotatably mounted bearing sleeve can synchronously rotate and push along with the stud under the condition of clamping and positioning the end part of the stud, and is matched with a guide structure mounted at the thread rolling mechanism, so that vibration is not easily caused when the stud is just in contact with a thread rolling wheel, and the thread machining precision is improved.

An intelligent simulation anchor rod thread rolling device comprises a support, and a conveying part, a transposition part, a lifting part and a thread rolling part are arranged on the support; the conveying part is used for conveying the anchor rod to be subjected to thread rolling to the thread rolling part; the position changing part is used for transferring the anchor rod with the thread rolling to the thread rolling area from the area to be subjected to thread rolling or transferring the anchor rod with the thread rolling to the discharging area from the thread rolling area; the lifting part is used for lifting the anchor rod to be subjected to thread rolling, so that the head end of the anchor rod to be subjected to thread rolling extends into the thread rolling part; the thread rolling part is used for pressing threads at the head end of the anchor rod to be subjected to thread rolling, automatic feeding, transferring, thread rolling and discharging are achieved, manual intervention is not needed in the whole process, the machining efficiency can be greatly improved, the production quantity is doubled, and meanwhile due to the fact that manual operation is not needed, the probability of accidents is reduced.

The invention relates to full-automatic thread machining equipment, and belongs to the technical field of machining. The device comprises a hydraulic thread rolling machine, a feeding mechanism arranged on one side of a thread rolling wheel of the hydraulic thread rolling machine, a feeding mechanism arranged on one side of the feeding mechanism and used for supplying materials to the feeding mechanism, and a storage mechanism arranged on the side, away from the hydraulic thread rolling machine, of the feeding mechanism and used for storing the materials. The hydraulic thread rolling machine is provided with a pushing air cylinder used for driving the shaft body to move to the feeding mechanism. The feeding mechanism comprises a conveying table used for conveying a shaft body, a mounting support arranged at the top of the conveying table, a driving air cylinder arranged at the top of the mounting support, an overturning plate in transmission connection with a piston rod of the driving air cylinder and a feeding air cylinder arranged on the mounting support and used for pushing the shaft body to the machining position of the hydraulic thread rolling machine. A piston rod of the driving air cylinder is provided with a transmission assembly used for being in transmission connection with the overturning plate. The thread machining efficiency can be improved.

The invention provides a vehicle-mounted steel bar flexible machining device and method. The device comprises a flat truck; the raw material bin module is used for placing steel bars of different specifications; the movable saw cutting unit is used for cutting the reinforcing steel bars into preset lengths; the excess stock bin is used for collecting reinforcing steel bar waste; the lifting transfer truss is used for transferring the reinforcing steel bars in the picking truss to the movable saw cutting unit or transferring reinforcing steel bar waste cut by the movable saw cutting unit to the excess stock bin; the rib stripping and thread rolling module is used for grinding the end surfaces of the reinforcing steel bars; the bending module is used for bending the reinforcing steel bars; the power control system is used for generating a steel bar production material list and controlling the raw material bin module, the movable saw cutting unit, the lifting transfer truss, the rib stripping and thread rolling module and the bending module to complete steel bar machining according to the steel bar production material list. Nomadic production can be achieved, the steel bar transportation time is shortened, steel bar orders are received on the construction site, sporadic material orders are generated, the suit cutting scheme is optimized, the loss rate is reduced, and the steel bar production scheduling time is shortened.

A thread rolling plate for producing self-tapping and self-locking screws comprises a main thread plate and an auxiliary thread plate. Working faces are arranged on the main tooth plate and the auxiliary tooth plate, and each working face is provided with a collecting part and a shaping part. The shaping part is provided with a high thread groove, a low thread groove, an upper square tooth groove and a lower square tooth groove. Thread rolling edges are arranged between the high thread grooves, the upper square tooth groove comprises a first tooth groove and a second tooth groove, and the lower square tooth groove comprises a third tooth groove and a fourth tooth groove. The high thread grooves and the low thread grooves are formed in the working face, two kinds of threads with different heights are formed at a time, and the self-locking performance of the screw is enhanced. The upper square tooth groove and the lower square tooth groove form a first self-locking block, a second self-locking block, a third self-locking block and a fourth self-locking block in the tooth rolling process, and the self-locking performance is improved. The sharp tooth groove and the flower tooth part are arranged on the main tooth plate, so that the cutting and chip removal performance of the screw is improved. The thread rolling plate can be used for machining screws with threads of various functions and specifications under one-time thread rolling, and the machining efficiency is greatly improved.

The present invention relates to the technical field of thread rolling of stud bolts, and discloses a material channel thread rolling mechanism and processing method for stud bolts, comprising a base, a fixing frame fixedly connected to the top of the base, a disc fixedly connected to the top of the fixing frame, a circular hole opened on the surface of the disc, a threaded barrel fixedly connected inside the circular hole, and an adjusting component, wherein the adjusting component comprises a motor. The disc of the present invention is connected to the top of the base through the fixing frame, and thread rolling components are respectively provided at both ends of the disc. After the stud bolts are fixed inside the clamping component, the spacing at the center of the clamping component is reduced by the adjusting component, so that the clamping component can clamp and fix the center surface of the stud bolts. A pretreatment component is provided at the end of the threaded barrel, so that the stud bolts can be fixed inside the threaded barrel after being inserted into the inside of the threaded barrel, further increasing the convenience of the clamping component in fixing the stud bolts.

The utility model provides a thread rolling mechanism, and belongs to the technical field of thread rolling plates. The device comprises a bottom plate, and the bottom plate is provided with a static tooth plate module and a movable tooth plate module rotationally arranged on the periphery of the static tooth plate module. The four movable thread plates on the movable thread plate mounting plate and the four static thread plates on the static thread plate mounting plate are matched for thread rolling work, thread rolling of four bolts can be achieved at a time, and the thread rolling efficiency is high; the turning-over assembly drives the static tooth plate to rotate by 180 degrees so that the other static thread rolling face on the static tooth plate can be matched with the movable thread rolling face of the movable tooth plate for thread rolling, cooling time is provided for threads of the static thread rolling face, and therefore the service life of the threads of the static tooth plate is prolonged; the translation assembly can drive the static tooth plate to move in the direction away from the movable tooth plate so as to reserve a turn-over space.

The application relates to a combined bolt automatic assembling and processing device, which comprises an assembling table, a material conveying turntable is rotationally arranged on the assembling table, a plurality of limiting grooves are uniformly and circularly arranged on the material conveying turntable, a material blocking frame is arranged on the assembling table and surrounds the outside of the material conveying turntable, the material blocking frame is used for limiting a light rod in the limiting groove, a light rod vibrating disc, a gasket vibrating disc and a first detection mechanism; a first screening mechanism comprises a first screening piece arranged above the limiting groove, an interval for the head of the light rod to pass through is left between the first screening piece and the upper surface of the material conveying turntable; a first screening channel corresponding to the first screening piece is arranged on the material blocking frame, and the first detection table extends to below the first screening piece. The application has the effects that defective products can be timely removed, the yield of finished products can be improved, and the rate of substandard products is reduced.

The present invention provides an aluminum alloy screw that uses 6000 series aluminum suitable for recycling, that has sufficient mechanical properties, and that can be used for fastening, with respect to automobile parts or the like, which is subjected to loads and is required to be highly reliable. Also provided are: a simple and efficient method for producing this aluminum alloy screw; and an aluminum allow screw material that can be suitably used in said production. The aluminum alloy screw according to the present invention is characterized by containing 0.9-1.3 wt% Si, 0.8-1.5 wt% Cu, 0.8-1.2 wt% Mg, 0.2-0.4 wt% Cr, 0.15-0.45 wt% Mn, 0.005-0.05 wt% Ti, with the remainder including Al and unavoidable impurities, where the tensile properties of the screw shaft section is such that the tensile strength is 460 MPa or more, the 0.2% yield strength is 380 MPa or more, and the breaking elongation is 10% or more.

The utility model relates to the technical field of thread rolling machines, and provides a fastener thread rolling machine with a material distributing function, which comprises a machine shell, a blanking box, a blanking net plate, an oil outlet component, a blanking plate, an oil absorbing pad, a material receiving box and an air blowing pipe, wherein a thread rolling mechanism is arranged in the machine shell, the top end of the machine shell is connected with a feeding hopper, and the bottom end of the machine shell is provided with a blanking opening; the discharging box is arranged on the lower side of the discharging port, the discharging net plate is obliquely arranged in the discharging box through the two connecting assemblies, the oil outlet assembly is arranged on one side of the discharging box, the discharging plate is fixedly connected to one side of the discharging plate, the two baffles are symmetrically connected to the discharging plate, and the two bottom rods are fixedly connected to the bottom ends of the two baffles. And movement limiting of the fastener on the discharging plate is facilitated. By means of the technical scheme, the problem that in the prior art, lubricating oil and chippings on a fastener cannot be conveniently separated during discharging is solved.

The utility model relates to a pneumatic material blocking mechanism of a reinforcing steel bar straight thread rolling machine, which comprises a base, a driving air cylinder arranged on the base, a pressing rod arranged on a piston rod of the driving air cylinder, and a blocking strip arranged on the base through a revolute pair, the length direction of the driving air cylinder is perpendicular to the axis of the rotating pair, and the end of the pressing rod abuts against the top face of the blocking strip in a rolling mode so that an adjustable included angle can be formed between a piston rod of the driving air cylinder and the blocking strip. The position-adjustable pressing rod selectively shields between the clamping assembly and the thread rolling assembly of the reinforcing steel bar thread rolling machine, so that the end of the reinforcing steel bar can abut against the clamping assembly and the thread rolling assembly, and the device has the advantages that the length of a machining section after the reinforcing steel bar is clamped can be conveniently positioned, and the machining precision is guaranteed.

The invention discloses a fastener thread machining device, and relates to the technical field of thread machining, the fastener thread machining device comprises a rack, the rack is provided with a guide plate, and the guide plate is provided with a transfer claw used for transferring blanks and a right triangle guide groove used for guiding the transfer claw to move. The transfer claw moves along the guide groove in the guide plate, a blank on a linear feeding machine is conveyed between the movable plate and the static plate, the supporting plate on the transfer claw continuously lifts the head of the blank in the initial stage of blank extrusion, the blank is kept to be vertically arranged, regular threads are conveniently pressed on the lower portion of the blank through the movable plate and the static plate, and the blank extrusion efficiency is improved. After the transfer claw moves along with the blank for a period of time, the U-shaped notch formed by the supporting plate is back to the inclined part, the transfer claw moves along with the inclined part, the supporting plate is separated from the blank, the groove formed by pressing the lower part of the blank is embedded with the bulges on the movable plate and the static plate, the vertical state can be kept without support, and the movable plate continuously moves to be matched with the static plate to press regular threads on the blank.

The utility model relates to the technical field of lead screw machining equipment, in particular to a positioning and adjusting mechanism for lead screw machining. The thread rolling device comprises a thread rolling machine, adjusting plate assemblies and a positioning mechanism, and the adjusting plate assemblies are arranged on the two sides of the thread rolling machine respectively. The adjusting plate assembly comprises a plurality of connecting plates and middle plates which are in staggered contact, moving assemblies are arranged at the bottom ends of the connecting plates and the bottom ends of the middle plates correspondingly, top sliding rails are arranged at the top ends of the connecting plates correspondingly, sliding rails are arranged on the middle plates correspondingly, and side sliding rails are arranged on the two sides of the sliding rails correspondingly; the side sliding rails are in sliding connection with the top sliding rails; the multiple sets of positioning mechanisms are arranged on the two adjusting plate assemblies in a sliding mode. The positioning mechanism can move on the adjusting plate assemblies with different lengths all the time through the sliding rails and the top sliding rail which are connected in a staggered mode.

The utility model discloses an emptying device for a horizontal thread rolling machine, which belongs to the technical field of emptying devices for horizontal thread rolling machines, and comprises a mounting plate, a circular baffle plate, a blanking baffle plate, a rotating wheel and a servo motor, the circular baffle plate and the blanking baffle plate are both fixedly mounted on the mounting plate, the circular baffle plate is in a circular ring shape, and the rotating wheel is arranged on the mounting plate. Two material guide channels are formed in the circular fence plate; a plurality of rod-shaped materials placed in the discharging surrounding baffle continuously enter the guide groove one by one from the discharging channel, the rod-shaped materials entering the guide groove are clamped into the positioning groove, the servo motor rotates to drive the rotating wheel to rotate, and then the rod-shaped materials in the positioning groove are driven to slide in the guide groove. When the positioning groove is aligned with the other material guiding channel, the servo motor is controlled to stop rotating, the flat pressing mechanism pushes the rod-shaped materials in the positioning groove into the material guiding channel, discharging operation of the rod-shaped materials is completed, the whole discharging process is coherent and simple, and manual one-by-one feeding is not needed.

The utility model discloses a container thread rolling device. The device comprises a shell, supporting plates are installed on the two sides of the top end in the shell, a hydraulic cylinder is installed on the shell through the supporting plates, a lifting plate is installed at the output end of the hydraulic cylinder, first electric cylinders are installed on the two sides of the middle position of the top of the lifting plate, and limiting plates are installed at the output ends of the first electric cylinders. And motors are installed on the two sides of the bottom end in the shell, second electric cylinders are installed at the output ends of the motors, feeding and discharging structures are installed at the output ends of the second electric cylinders, and a servo motor is installed in the middle of the bottom end in the shell. According to the thread rolling machine, the first electric cylinder and the limiting plates are arranged, the distance between the two limiting plates can be adjusted, the distance between the two limiting plates can meet the size of a container to be machined, a limiting structure on the thread rolling machine does not need to be replaced, and containers of different sizes can be conveniently fixed to the thread rolling machine.

This invention discloses a thread rolling production line for rolling the outer threads of cat's eye connecting rods. It includes a thread rolling machine and a feeding mechanism opposite the thread rolling station of the thread rolling machine. The feeding mechanism is connected to a loading mechanism and has a feeding channel. The discharge port of the loading mechanism is connected to the feeding channel, which is opposite to the thread rolling station of the thread rolling machine. The loading mechanism drives the cat's eye connecting rod into the feeding channel in the same posture. The feeding mechanism also includes an ejection component that pushes the cat's eye connecting rod from the feeding channel into the thread rolling station. The feeding mechanism automatically transports the cat's eye connecting rod to the feeding mechanism, which then automatically pushes it into the thread rolling station of the thread rolling machine for thread rolling. This significantly reduces labor input and improves the efficiency of thread rolling of cat's eye connecting rods.

The utility model discloses external thread forming equipment. The external thread forming equipment comprises a rack; the feeding mechanism is arranged on the rack and comprises a conveying assembly and a sorting assembly, the conveying assembly comprises a vibration disc and a conveying guide rail, the conveying guide rail is in butt joint with the discharging end of the vibration disc, and the sorting assembly is arranged at the discharging end of the conveying guide rail; the machining mechanism is arranged on the rack and comprises a power component, a first thread rolling block and a second thread rolling block, the power component drives the first thread rolling block to move, and the first thread rolling block and the second thread rolling block are matched to form a gap; wherein the conveying guide rail is provided with a limiting part, the limiting part is arranged at the end of the conveying guide rail, the limiting part is matched with the second thread rolling to form a guide channel, and the two ends of the guide channel communicate with the conveying guide rail and the gap correspondingly. The vibration disc continuously conveys the screws to the conveying guide rail one by one, then the sorting assembly conveys the screws into the machining mechanism one by one for machining, the situation that the multiple screws enter the machining mechanism at the same time is avoided, the production stability is improved, and the product yield is increased.

The utility model relates to an outer ball cage bell housing gear rolling machining automatic feeding bracket which comprises two supporting plates, the two supporting plates are oppositely arranged front and back, each supporting plate comprises a front plate body and a rear plate body, a first feeding opening is formed in the top of each front plate body, a second feeding opening is formed in the top of each rear plate body, and the first feeding openings are communicated with the second feeding openings. The rear plate body is provided with a front panel and a rear panel, step positions are formed between the front panel and the rear panel, and the step positions on the rear plate bodies of the two supporting plates are opposite in the front-back direction. According to the technical scheme, stable supporting can be provided for the bell housing during gear rolling machining, the bell housing can be effectively positioned in the left-right direction and the front-back direction, accidental displacement is avoided, and therefore the requirement for automatic feeding is met.