Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

88 results about "Surface tooth" patented technology

Additive manufacturing cylindrical part surface tooth-shaped rolling strengthening and toughening equipment and process

The invention discloses additive manufacturing cylindrical part surface tooth-shaped rolling strengthening and toughening equipment and process, the additive manufacturing cylindrical part surface tooth-shaped rolling strengthening and toughening equipment comprises a lower die holder, an upper die holder and a guide stand column, a rotating base is arranged in the lower die holder, a positioning assembly is arranged on the rotating base, an inner wall ultrasonic roller device is arranged on the bottom surface of the upper die holder, and an inner wall ultrasonic roller device is arranged on the bottom surface of the upper die holder. The inner wall ultrasonic roller device comprises an inner wall radial groove seat, an inner wall roller seat and an inner wall roller; outer wall ultrasonic roller devices are arranged on the two end sides of the inner wall ultrasonic roller device, each outer wall ultrasonic roller device comprises an outer wall radial groove seat, an outer wall roller seat and an outer wall roller, and ultrasonic vibration devices are arranged on the inner wall radial groove seats and the outer wall radial groove seats respectively. According to the method, gradient strengthening and toughening of the whole inner and outer wall tissue and performance can be achieved efficiently in a high-quality and high-degree-of-freedom mode, the problem that deep tissue modification is difficult to achieve on the basis that the structure of the cylindrical part is not changed is solved, the rolling strengthening process is stable, and the gradient change of the tissue is more remarkable.
Owner:HEFEI UNIV OF TECH

Large-drift-diameter packer for oil exploitation

The invention relates to the technical field of packers, in particular to a large-drift-diameter packer for oil exploitation, which comprises a tubular column and a sleeve, the sleeve is provided with an assembly groove, two sides of the assembly groove are provided with bayonets, a slip is assembled in the assembly groove, the slip is provided with face teeth, two sides of the slip are provided with telescopic fixing columns, and the fixing columns are provided with clamping grooves. An unlocking rod for controlling the fixing column to stretch out and draw back is slidably installed in the slip, a partition plate is fixedly installed at the front end of the unlocking rod, an inner ring is arranged in the sleeve, the partition plate is movably installed in a liquid cavity of the inner ring, a through hole communicated with the liquid cavity is formed in the inner wall of the inner ring, and a lifting type lower sealing ring is arranged in the pipe column. An upper sealing ring which deforms along with descending of the lower sealing ring is arranged in the pipe column, the anti-clamping ball is placed into the pipe column through the hanging pipe, a liquid outlet is formed in the anti-clamping ball, a protection bent pipe is arranged on the slip, and an auxiliary separation structure is arranged on the slip aiming at the face teeth. And the aims of easily unsealing and preventing the slips from blocking the well are fulfilled.
Owner:JINHU COUNTY ZHIDIAN PETROLEUM TECH CO LTD

Fixing and grooving device for automobile transmission gear

The invention relates to the technical field of gearbox gear machining, in particular to an automobile gearbox gear fixing and grooving device. The gear grooving device comprises a workbench body, the top of the workbench body is fixedly connected with a supporting circular plate, the top of the supporting circular plate is rotationally connected with a containing plate used for containing a gear, the top of the workbench body is provided with a grooving device used for machining the gear on the surface of the containing plate, and the surface of the supporting circular plate is provided with a width fixing assembly used for fixing the gear. The moving columns slide in the limiting grooves to drive the arc-shaped clamping strip fixing plates to move, the distance between the two arc-shaped clamping strip fixing plates can be flexibly adjusted, a fixing cavity capable of being matched with gears with different outer diameters is formed, the contact faces of the arc-shaped clamping strip fixing plates and the gears are in a sawtooth micro-convex shape, the friction force between the arc-shaped clamping strip fixing plates and the surfaces of the gears is increased when the arc-shaped clamping strip fixing plates make contact with the gears, and the service life of the gears is prolonged. During grooving, the sawtooth micro-protrusions are tightly attached to the gear, and radial force generated by grooving can be effectively resisted.
Owner:CHANGZHOU YAOGUAN AUTOMOBILE ACCESSORY CO LTD

Outer door locking device of wind power generation substation

The utility model belongs to the technical field of wind power generation, and particularly relates to a wind power generation transformer substation outer door locking device which comprises a door frame, a door body is arranged in the door frame, a locking assembly is arranged on the surface of the door frame, and the locking assembly comprises a gear arranged in the door frame and an insertion plate arranged on the surface of the gear. A tooth block is fixedly connected into an arc-shaped groove formed in the end, close to the gear, of the inserting plate. The rectangular plate is pulled to drive the inserting plate to move, the tooth blocks are moved away from the teeth on the surface of the gear, the door body can rotate around the rotating shaft, after the rectangular plate is loosened, the tooth blocks can be inserted between the adjacent teeth on the surface of the gear under the action of elastic potential energy of the spring, and the position of the door body is fixed after the door body rotates.
Owner:大唐黑龙江新能源开发有限公司

A step structure for spiral escalator

The present invention provides a step structure for a spiral escalator, wherein the step body comprises a riser and a tread fixed on a support frame; the tread is a fan-shaped structure, and the tread is composed of a group of tread teeth with the same center and different arc radii arranged in sequence from the inner circle of the tread to the outer circle of the tread. The riser is composed of a group of riser teeth arranged in sequence from the inner circle of the riser to the outer circle of the riser and arranged in a vertical direction, and the riser teeth and the tread teeth are staggered and correspondingly meshed. An L-shaped anti-jump hook and a limiting mechanism are fixedly connected to the support frame. The L-shaped anti-jump hook design ensures that the step is limited by the anti-jump rail in the ladder path operation area between the spiral section and the horizontal section to prevent a single step from jumping up. The design of the step limiting mechanism can prevent a single step or multiple steps from jumping up. The design of the present invention ensures that the step runs horizontally and stably in the ladder path system of the spiral escalator.
Owner:SHANGHAI MITSUBISHI ELEVATOR CO LTD

Measurement method of the outer cylindrical surface tooth tip circle diameter of a grooved precision measuring tool

The present invention discloses a precision measuring tool and a measuring method for the outer cylindrical surface tooth tip circle diameter with tooth grooves, which are mainly used for measuring the outer cylindrical surface diameters of rotary workpieces such as disc-shaped, columnar, and shaft-shaped workpieces with an odd number of tooth groove distributions in the production process of the aerospace machining field. By using the comparison method, a special or standard calibration block is used to calibrate and zero the general measuring instrument installed in the middle of the tool. During use, according to the change amount of the readings of the general measuring instrument that can be obtained, substituting it into the theoretical calculation formula, the indirect measurement of the outer diameter of the rotary workpiece with an odd number of tooth groove distributions is realized. The measuring tool of the present invention has high measuring accuracy, accurate and reliable measuring data, a large and adjustable measuring range, and has measuring functions that are not available in general calipers, bow micrometers, and special beam-type lever comparators.
Owner:中国航发南京航空动力有限责任公司

Toothed plate convenient to maintain and replace

The utility model provides a toothed plate convenient to maintain and replace, which belongs to the technical field of fine crusher round roller toothed plates and comprises a roller. The bayonets are formed in the circumferential surface of the roller; the toothed plate is arranged in the bayonet, a sliding groove is formed in the bayonet, a sliding block is fixedly connected to the side end of the toothed plate, the sliding groove is matched with the sliding block, and a bolt is in threaded connection between the toothed plate and the bayonet; the toothed plate and the teeth are fixedly connected to the toothed plate, and due to the fact that the design between the toothed plate and the roller is of a modular structure, such as the matching mode of a sliding block and a sliding groove and the connecting mode of a bolt, the toothed plate can be replaced easily and rapidly. Maintenance personnel can easily dismount and remount the toothed plate without complex operation or special tools, so that time and workload required by maintenance are greatly reduced.
Owner:CHONGQING HENGYISHUN NEW MATERIAL TECH CO LTD

Molding sheet for filling adjacent decayed teeth

The utility model discloses a forming sheet for filling adjacent dental caries, and relates to the technical field of dental caries filling. The device comprises an adjacent face tooth filling unit arranged on one side of teeth, and the adjacent face tooth filling unit comprises a forming piece, an injection hole and a clamping strip; the injection hole is formed in the molding sheet, and the high-flowability resin is injected into the teeth through the injection hole to fill the teeth; the clamping strip is arranged on one side of the forming piece, the forming piece is clamped between the clamping strip and the teeth, and the clamping strip is used for clamping and fixing the forming piece after the forming piece is installed. According to the device, the injection hole is formed in the forming piece, so that the requirement for the adjacent space is reduced during material filling, tooth filling is facilitated, through combined use of the clamping strip and the clamping strip, on the premise that sealing of the injection hole is guaranteed, the device can be more tightly attached to teeth, the stability of the clamping strip and the clamping strip during use is guaranteed, and the service life of the device is prolonged. The phenomenon that the tooth filling effect is affected due to leakage of the filling material is avoided, and user requirements are met.
Owner:DATONG MEIYUAN DENTAL HOSPITAL CO LTD

Grinding method of arc tooth type curved rake face tooth cutting tool

The invention relates to the technical field of cutter grinding, in particular to a grinding method of a circular arc tooth type curved rake face tooth cutting cutter, which comprises the following steps of: S1, setting relevant parameters generated by a cutter location through a UG processing module, and editing the parameters to generate cutter location data; s2, performing simulation verification on the tool location data; s3, a simulation machining program is generated through a UG post-processing constructor and / or a matlab program; s4, performing simulation verification on the simulation processing program; and S5, outputting the simulation machining program passing the simulation verification as a numerical control machining program, and carrying out grinding machining on the arc tooth type curved rake face tooth cutting tool through the numerical control machining program. According to the method, the cutter spacing data are output through a relative vector cutter shaft control method of the machining module of the UG, post-processing is conducted through the post-processing constructor of the UG and the matlab program, the cutter spacing data are converted into the numerical control machining program, and the grinding efficiency and precision of the arc tooth type curved rake face tooth cutting tool can be effectively improved.
Owner:INNER MONGOLIA YIJI GRP RUITE PRECISION MOULD CO LTD +3

Metal machining cutting machine tool with position convenient to adjust

The utility model relates to the technical field of cutting machine tools, in particular to a metal machining cutting machine tool convenient for position adjustment, which comprises a machine tool frame, a cutting structure is mounted on the inner wall of the machine tool frame, and a pushing structure is mounted at the bottom of an inner cavity of the machine tool frame; through the cutting structure and the pushing structure, when the cutting angle of the abrasive cutting wheel needs to be adjusted, a first rotating handle is rotated to enable a first threaded rod to drive a tooth bar to horizontally move, and due to the fact that the tooth bar is meshed with the outer surface of an arc-surface tooth plate, when the tooth bar horizontally moves, the cutting angle of the abrasive cutting wheel is adjusted. The arc-surface tooth plate can drive the connecting transverse frame to swing left and right between the connecting rods, so that the angle change of the abrasive cutting wheel can be achieved, meanwhile, due to the self-locking performance of the first threaded rod, when the first rotating handle stops rotating, the tooth strip can fix the arc-surface tooth plate to the current position, and therefore the stability of the abrasive cutting wheel during cutting can be guaranteed; therefore, the purpose of adjusting the angle of the abrasive cutting wheel is achieved.
Owner:RISHENG TECH (SUZHOU) CO LTD

Large assembly part storage rotary table device, method and application

The invention belongs to the technical field of automobile production equipment, and discloses a large assembly part storage rotary table device and method and application. The device comprises a pedestal, an internal tooth type rotary support, a movable gear, a speed reducer, a motor, a rotary table and a fixed frame, the pedestal is fixed on a foundation, the internal tooth type rotary support is coaxially arranged on the upper surface of the pedestal, the internal tooth type rotary support is arranged in the horizontal direction, the movable gear is arranged in the horizontal direction, and the speed reducer is arranged on the rotary table. The outer surface of the movable gear and the inner surface of the internal tooth type rotary support are installed in a gear meshing mode and arranged on the upper surface of the pedestal, and the movable gear can drive the internal tooth type rotary support to move synchronously. According to the rotary table, the motor is adopted for driving, speed reduction and torque increase are achieved through step-by-step transmission of the speed reducer, the movable gear and the inner tooth type rotary support, it is ensured that the rotary table can still rotate stably when bearing large assembly parts, equipment damage caused by insufficient torque is effectively prevented, the operation safety is improved, and the service life is prolonged.
Owner:TIANJIN CHANGRUNPENG TECH CO LTD

Drum-shaped toothed special-shaped part forming process and mold

The invention discloses a drum-shaped toothed special-shaped part forming process and a drum-shaped toothed special-shaped part forming die and belongs to the field of die stamping, and the drum-shaped toothed special-shaped part forming die comprises a cutting die, a sizing die, an evacuation die, a straight pipe punching die, a drum-shaped punching die, a drum face tooth-shaped punching die and a flange punching die. The shaping die is used for shaping the end face of a material blank to obtain a shaped blank, the hole drawing die is used for conducting extrusion hole drawing on the shaped blank to obtain a hole drawing blank, the straight pipe punching die is used for conducting through drilling in the axial direction of the hole drawing blank to obtain a straight pipe blank, and the drum-shaped punching die is used for conducting rod shrinkage on the straight pipe blank and conducting extrusion to form a drum shape to obtain a drum-shaped blank. The crowned surface tooth profile punching die is used for processing a crowned surface tooth profile on the crowned surface of the crowned blank to obtain a crowned surface tooth profile blank, and the flange punching die is used for punching flanges at the two ends of the crowned surface tooth profile blank to obtain a finished product. According to the embodiment of the invention, the multi-station cold forging technology is adopted, so that the drum-shaped toothed special-shaped part is formed at one time, the machining procedures are reduced, and the machining efficiency of products and the material utilization rate are improved.
Owner:GUANGZHOU KOIDE KOKAN

A wire splitter equipped with a multifunctional composite button on a display screen

The present invention discloses a wire splitting machine equipped with a multifunctional composite button on a display screen, specifically relating to the technical field of wire splitting machines, comprising a wire splitting machine body and two middle plates, wherein the outer surface of the wire splitting machine body is provided with a collection box, the left side of the inner wall of the collection box is fixedly connected to the left side of the first fixed frame, and the upper surface of the first fixed frame is fixedly connected to the lower surface of the left middle plate. The present invention directly controls the operation of the drive component to drive the first bevel gear, the first bevel gear drives the connecting gear to rotate through the second bevel gear by providing a drive component, a first bevel gear, a second bevel gear, a cross bar, an elastic component and a knocking plate, and the connecting gear uses its own surface teeth to control the tooth plate to move downward, and when the connecting gear is separated from the tooth plate, the elastic component drives the knocking plate to knock and vibrate the cable line, so that the debris embedded in the surface of the cable line can be cleaned by vibration and knocking, thereby ensuring smooth, efficient and comprehensive cleaning of the debris embedded in the surface of the cable line.
Owner:SHANGHAI KAOU ELECTRIC APPLIANCE CO LTD

Double-shaft sun tracking mechanism

The invention relates to the technical field of double-shaft tracking mechanisms, and discloses a double-shaft sun tracking mechanism which comprises a base, a stand column, a fixing plate and an outer cover. The stand column is vertically and rotatably installed in the middle of the surface of the base, a fluted disc is fixed to an outer ring below the stand column in a transmission mode, the outer cover is fixed to the surface of the base on the outer side of the fluted disc, the stepping motor is installed below the base on the side edge of the fluted disc, and driving teeth which are arranged on the inner side of the outer cover and meshed with the fluted disc are installed on a transmission shaft of the stepping motor. The fixing plate is arranged on the top side edge of the stand column. The first balancing weight and other locking structures are arranged above the fluted disc to lock the fluted disc, the second balancing weight and other locking structures are arranged at the top of the stand column to lock the rotating shaft, and the first balancing weight and the second balancing weight both lower by means of the gravity of the first balancing weight and the second balancing weight. Therefore, the tooth blocks at the bottoms of the first clamping teeth and the second clamping teeth are locked to achieve the locking purpose, the situation that the locking stability is affected due to structural aging does not exist, and the locking device is more reliable.
Owner:XINJIANG XINTIANJIE TECHNOLOGY CO LTD

Vehicle socket box for easy maintenance

The present invention relates to the technical field of socket connection, and discloses a vehicle socket box convenient for maintenance, which includes a box body and a box door. A socket is fixedly installed on the front surface of the box door, and a mechanical interlock assembly is arranged inside the box door. The mechanical interlock assembly includes a gear, a toothed plate, a limit pin and a transmission shaft. The gear is fixedly installed on the surface of a hexagonal shaft, the toothed plate is slidably installed inside the box door, and the gear and the toothed plate are meshed and driven. The limit pin and the transmission shaft are both slidably installed in the socket, compression springs are sleeved on the surfaces of the limit pin and the transmission shaft, a limit disc is fixedly installed at the rear end of the transmission shaft, and a limit groove is formed on the lower surface of the toothed plate. For the socket box proposed by the present invention, by arranging a mechanical interlock assembly inside the box door, the ends of the limit pin and the transmission shaft in the mechanical interlock assembly both extend to the outside of the socket. By pressing the front ends of the limit pin and the transmission shaft outside the box, it can be detected whether the actions of the limit pin and the transmission shaft are normal, so as to achieve the effect of convenient maintenance.
Owner:ZHEJIANG MINLE SHIPBUILDING TECH CO LTD

Medicine sealed storage tank

ActiveCN224449564USurface toothGear wheel
The utility model discloses a medicine sealed storage jar, including the jar body, the top of jar body is connected with the sealing cover with the thread, the bottom fixed sleeve of in the jar body is connected with the funnel tray, the bottom end center fixed connection of funnel tray one end of connecting pipe, the other end fixed connection of connecting pipe one side top of medicine outlet pipe, the other side end of medicine outlet pipe fixed connection jar body's bottom side wall, the spiral rod is rotatably installed in medicine outlet pipe, one end fixed connection of spiral rod has the gear, the gear rotation is established in jar body and the gear is located the bottom of funnel tray, the gear bottom meshing connection end surface tooth disc, the bottom fixed connection of end surface tooth disc top end rotates knob, the pivot rotation of rotating knob sleeve connection jar body's bottom and rotating knob rotation is established in jar body outside, one side of end surface tooth disc is movably equipped with knock component.
Owner:JIANGSU HUIZHEN PHARM CO LTD

Floor thickness detector for constructional engineering detection

The utility model discloses a floor thickness detector for constructional engineering detection, which relates to the technical field of constructional engineering and comprises a vertical plate, one side of the outer surface of the vertical plate is fixedly connected with one side of a support plate, one side of the upper surface of the support plate is fixedly connected with the lower surface of a first motor, and the other side of the first motor is fixedly connected with one end of a transmission mechanism. One side of the outer circumferential surface of the transmission mechanism is slidably connected with one side of the inner surface of an annular rod, one side of the outer surface of the annular rod is fixedly connected with one side of the outer surface of a first tooth column, and the other side of teeth on the outer surface of the first tooth column is meshed with one side of teeth on the outer circumferential surface of a first horizontal gear. A second motor drives a second transmission shaft to rotate, the second transmission shaft drives a second tooth column to slide on the outer surface of a second limiting block through a second horizontal gear, the second tooth column fixes the detection device through a limiting rod, and the effects of improving the fixing degree of the detection device and improving the data accuracy of the detection device are achieved. The problem that errors exist in data detection due to the fact that a traditional detection device cannot be fixed is solved.
Owner:BAZHOU SHUANGYI ENGINEERING TESTING CO LTD

Integrated circuit bond pad with multi-material toothed structure

An integrated circuit device may include a multi-material toothed bond pad including (a) an array of vertically-extending teeth formed from a first material, e.g., aluminum, and (b) a fill material, e.g., silver, at least partially filling voids between the array of teeth. The teeth may be formed by depositing and etching aluminum or other suitable material, and the fill material may be deposited over the array of teeth and extending down into the voids between the teeth, and etched to expose top surfaces of the teeth. The array of teeth may collectively define an abrasive structure. The multi-material toothed bond pad may be bonded to another bond pad, e.g., using an ultrasonic or thermosonic bonding process, during which the abrasive teeth may abrade, break, or remove unwanted native oxide layers formed on the respective bond pad surfaces, to thereby create a direct and / or eutectic bonding between the bond pads.
Owner:MICROCHIP TECHNOLOGY INC

extension set

The utility model provides a kind of inner wire machine, mainly with sewing body and rocker body, sewing body is equipped with upper shaft and cutter driving mechanism, and rocker body is equipped with cutter mechanism, in addition, cutter mechanism has movable cutter, ring gear, two cutter transmission rods, linkage bevel gear and cutter relay gear, ring gear is rotatably connected in the bearing seat of sewing body, and the peripheral tooth part of ring gear is engaged in cutter driving mechanism, in addition, two cutter transmission rods are connected with each other, one of cutter transmission rods is connected linkage bevel gear to engage in the end surface tooth part of ring gear, and another cutter transmission rod is connected cutter relay gear to be connected in movable cutter, whereby, the inner wire machine of the case is driven movable cutter by upper shaft, avoid the need for additional installation electric control device to drive movable cutter.
Owner:CHEE SIANG IND CO LTD +1

Master link end for master link assembly and related methods

PCT designated stageWO2026089848A1Endless track vehiclesSurface toothFacet
A master link end of a master link assembly (120) includes a length, a thickness, and a mating surface. The mating surface includes a first ramp (154), a second ramp, a third ramp (156), and a tooth (158) formed by and between the first ramp (154) and the second ramp. The mating surface may include a concave surface (160) between the second ramp (155) and the third ramp (156). The tooth (158) includes a convex crown (159) formed by a plurality of facets (162). Each facet (163) of the plurality of facets (162) shares a common edge with one or more facets (162) of the plurality of facets (162). The common edges define or approximately define an arc of a circle.
Owner:CATERPILLAR INC

Pure rolling external meshing gear based on parabolic tooth profile and gear pump

The invention provides a pure rolling external meshing gear based on a parabola tooth profile and a gear pump, and relates to the technical field of gear transmission, the gear comprises a driving parabola tooth profile pure rolling bevel gear and a driven parabola tooth profile pure rolling bevel gear, an end face tooth profile curve is composed of an end face working tooth profile curve and an end face tooth root transition curve, the end face working tooth profile curve is composed of parabolic functions, the end face tooth root transition curve is composed of Hermite curves, meshing points are located at the tangent point of two reference circles, and meshing lines formed by the meshing points form two contact lines on the tooth surface of the driving bevel gear and the tooth surface of the driven bevel gear respectively during rotation. The external gear pump has the beneficial effects that the meshing points are arranged at the joints, the meshing lines are constructed according to the movement rule of the meshing points, the contact lines are spiral lines after being unfolded on the joint cylindrical surface, the contact points on the contact lines are in a pure rolling mode, the theoretical end face overlap ratio is zero, the oil trapping phenomenon of a traditional external gear pump is effectively eliminated, and the service life of the gear pump is prolonged. And the problems of noise and cavitation can be effectively avoided.
Owner:GUANGDONG OCEAN UNIVERSITY

Method for machining a cam in an unwinding machine

ActiveCN117600783BSurface toothWire cutting
The application discloses a processing method of a cam in an uncoiler, two cams are spliced together and blanked and forged, after once marking, rough machining, UT flaw detection, quenching and tempering treatment, semi-finish machining and twice marking, the workpiece is cut into two cams through wire cutting, and after stress relief, finish machining, clamp sequence, nitriding treatment and final inspection processes, the processing of the cam is completed. The method has the characteristics that the inclined surface tooth shapes of the two cams can be spliced together to form a cuboid forging material, the two cams are forged at the same time, the generation of waste material is reduced, the material utilization rate is improved, the machining efficiency is improved, and the processing cost of the cam is reduced.
Owner:MCC SFRE HEAVY IND EQUIP

Insulator, stator and electric motor

A stator includes an insulator, a core body having an annular shape and configured to be attached with the insulator, a plurality of teeth protruding along a radial direction from the core body, and a coil wound around the teeth via the insulator. Each tooth of the teeth protrudes radially inward from an inner peripheral surface of the core body and has an axial end surface facing toward an axial direction of the core body. The insulator includes: a tooth end surface covering part covering the axial end surface of the tooth, a tooth side surface covering part covering a circumferential side surface of the tooth, an outer wall part protruding from a radially outer end of the tooth end surface covering part, and an inner wall part protruding from a radially inner end of the tooth end surface covering part.
Owner:MITSUBA CORP

Device for preventing end face tooth transmission shaft from being crushed and pressing machine

The device comprises a floating guide sleeve of a T-shaped structure, a compression spring is arranged in the floating guide sleeve, an end face fluted disc is arranged on the inner side of the upper end of the floating guide sleeve in a sliding fit mode, and the lower end face of the end face fluted disc abuts against the compression spring. The upper end face of the end face fluted disc is provided with positioning teeth used for being matched with end face teeth of a workpiece to be machined, the upper end face of the floating guide sleeve is further provided with a positioning seat used for positioning the workpiece to be machined, the positioning seat is located on the outer ring of the end face fluted disc and fixedly installed on the floating guide sleeve through a bolt, and the inner side wall of the positioning seat is provided with a limiting step. The end face fluted disc is provided with a boss matched with the limiting step. The lower end face of the floating guide sleeve is provided with an installation hole used for being assembled to a pressing machine, and the side face of the floating guide sleeve is provided with a locking groove and a positioning clamping groove used for driving the floating guide sleeve to rotate. The device is simple in structure, end face teeth of parts are prevented from being crushed, and the product quality is improved.
Owner:GKN HUAYU DRIVELINE SYST (CHONGQING) CO LTD

Cycloidal tooth crowned shape modification method for eliminating speed reducer clearance and jittering

The invention provides a cycloidal gear crowned shape modification method for eliminating a speed reducer gap and jittering, which comprises the following steps of: S1, determining a target shape modification working surface of a cycloidal gear to be modified between a tooth root working starting point and a tooth crest working ending point; s2, standard tooth profile data and preset drum shape modification amount data of the target shape modification working face are obtained; s3, a combined drum shape modification function is constructed, wherein the combined drum shape modification function is used for describing a continuous and non-constant drum shape quantity change rule at different positions in the tooth height direction of the working face; and S4, according to the combined drum shape modification function, a numerical control machining instruction is generated so as to machine the target shape modification working face, and a shape modification tooth face with the combined drum shape characteristic is formed. Compared with the prior art, the combined drum shape modification method is adopted, so that the technical problems of large backlash, large rotation error, low transmission precision and poor whole machine rigidity caused by partial backlash easily generated in a traditional shape modification mode are solved.
Owner:ZHUHAI FEIMA HARDWARE ACCESSORY PARTS

Clamping jaw adjusting mechanism of electric wrench

The invention provides an electric wrench clamping jaw adjusting mechanism, and belongs to the technical field of electric tools, the electric wrench clamping jaw adjusting mechanism comprises a main shell, and the front part of the main shell is provided with a notch; an opening type driving gear is arranged in the main shell, a sliding groove A is formed in the left side of an opening, and the sliding groove A is hollowed inwards from a tooth part on the left side face of the opening type driving gear to penetrate through the opening; a clamping jaw A is adjustably mounted in the sliding groove A, a rack clamping groove is vertically formed in the side face of the sliding groove A, and a rack is slidably arranged in the rack clamping groove; vertical teeth are arranged on the side face of the rack, vertical row teeth are arranged on the side face of the clamping jaw A, and the position of the clamping jaw A in the sliding groove A is adjusted by changing the meshing position of the teeth on the side face of the rack and the row teeth on the side face of the clamping jaw A; the problem that the position of the clamping jaw A of an existing open type electric wrench cannot be rapidly and conveniently adjusted is solved, the opening of the open type driving gear can be automatically aligned with the notch of the main shell, the clamping jaw B is dragged backwards, and the electric wrench can be directly taken down from a workpiece conveniently.
Owner:BEIBO INTELLIGENT TECH QINHUANGDAO CO LTD

Vehicle socket box for easy access

The present invention relates to the technical field of socket connection, and discloses a vehicle socket box that is easy to inspect and repair, comprising a box body and a box door, a socket is fixedly installed on the front of the box door, a mechanical interlocking assembly is arranged on the inner side of the box door, and the mechanical interlocking assembly comprises a gear, a tooth plate, a limit pin and a transmission shaft, wherein the gear is fixedly installed on the surface of a hexagonal shaft, the tooth plate is slidably installed on the inner side of the box door, the gear and the tooth plate are meshed and transmitted, the limit pin and the transmission shaft are both slidably installed in the socket, the surfaces of the limit pin and the transmission shaft are both sleeved with compression springs, the rear end of the transmission shaft is fixedly installed with a limit disk, and the lower surface of the tooth plate is provided with a limit groove. The socket box proposed by the present invention has a mechanical interlocking assembly arranged on the inner side of the box door, and the ends of the limit pin and the transmission shaft in the mechanical interlocking assembly are both extended to the outer side of the socket, and by pressing the limit pin and the front end of the transmission shaft outside the box, it can be detected whether the limit pin and the transmission shaft are moving normally, thereby achieving the effect of convenient inspection and repair.
Owner:ZHEJIANG MINLE SHIPBUILDING TECH CO LTD

Full-automatic feeding and discharging device for automatic equipment

ActiveCN222588957UEven by forceavoid feedingGear wheelSurface tooth
The utility model relates to the technical field of automatic feeding and discharging, and discloses a full-automatic feeding and discharging device for automatic equipment, which comprises a worktable and a rotary feeding and discharging block, two first limiting plates are mounted at the front and rear positions of the upper surface of the worktable, a rack is mounted on the inner wall of the first limiting plate at the rear end, and a gear is mounted at the front end of the rack; the gear is installed on the upper surface of the workbench, the rotating piece is movably installed on the upper surface of the gear, the rotating rod is movably installed on the upper surface of the rotating piece, the rotating rod and the first motor are movably installed through the first rotating rod, and the first rotating rod is movably installed on the lower surface of the workbench. A pushing groove is formed in the right end of the upper surface of the workbench, materials exist on the upper surface of the pushing groove, and a third limiting plate is installed on the upper portion of the right end of the upper surface of the workbench. The device is simple in structure and easy and convenient to operate, and has good practical value.
Owner:JIANGXI LONGCHENG INTELLIGENT EQUIPMENT CO LTD