13results about How to "Precise hole position" patented technology

The invention discloses an efficient metal bottom cover stamping device for an automobile safety air bag, and relates to the technical field of safety air bag metal bottom cover production. The three fixed extrusion blocks are used for limiting and fixing the metal bottom cover material plate above the stamping lower die, so that the stamping positions of the stamped gas guide hole, the air bag expansion hole and the riveting hole are accurate, the stamping efficiency of the metal bottom cover stamping machine is greatly improved, and compared with the prior art, the stamping efficiency of the metal bottom cover stamping machine is greatly improved. The accuracy of the air bag expansion hole, the air flow guide hole and the riveting hole is improved, the accuracy of the air bag expansion hole ensures that the air bag can be rapidly and effectively inflated during collision, the injury risk of passengers is reduced, the overall safety is improved, the accuracy of the air flow guide hole ensures that air flows smoothly, the air inflation speed of the air bag is increased, and the reaction capacity of the air bag is enhanced. And the accurate hole positions enable the assembly and maintenance processes to be more convenient.

The utility model discloses a manufacturing process device for a certification hang tag. The manufacturing process device comprises an operation table, an installation frame fixedly installed on the top of the operation table, a transverse plate fixedly installed on the left side of the operation table, a U-shaped frame fixedly installed on the top of the transverse plate, a rotating shaft rotationally installed on the U-shaped frame, a material roller fixedly sleeved on the rotating shaft, and an installation groove formed in the top of the operation table. The device is reasonable in design, paper can be tensioned and flattened through the pressing roller, the paper is cut and punched, the hole position is accurate, a hang tag is pressed to the original position through the pushing and pressing plate after cutting is completed, then the hang tag moves rightwards along with offcut under the winding effect, then the pressing roller is pushed by the second spring to extrude downwards, and the hang tag is cut and punched. And the offcut generated after the hang tags are cut can be wound, the situation that the offcut is stacked disorderly is avoided, manual winding is replaced, and the production efficiency is improved.

The utility model belongs to the technical field of signboard manufacturing, especially is involved in a kind of positioning and punching device for building identification manufacturing, including bottom plate, the rear upper middle part of bottom plate is fixed with fixed plate, the inside of left and right ends of bottom plate is all provided with sliding slot, two The inside of sliding slot is equipped with clamping assembly, the top of left and right ends of bottom plate is all fixed with electric telescopic handle, and the telescopic end of electric telescopic handle is fixedly connected with mounting bracket, and the inside of mounting bracket is equipped with two-way screw rod and cross shaft along vertical direction bearing, and the left and right ends outside of cross shaft are symmetrically equipped with rotary hole assembly, the left side wall of mounting bracket is fixedly installed with driving motor, and the output end of driving motor is fixedly connected with the left end of cross shaft, the right side wall of mounting bracket is fixedly installed with servo motor, and the output end of servo motor is fixedly connected with the right end of two-way screw rod.

The utility model discloses a contactor ceramic brazing clamp which comprises a base, a limiting sleeve, a pressing column, a pressing plate, a limiting piece and a guide column. The limiting sleeve is arranged in the base, the pressing column penetrates through the pressing plate, the limiting piece is arranged below the pressing plate, the guide column is connected with the base, and the pressing plate is connected with the guide column in a sliding mode. According to the utility model, the air tightness leakage rate of the seat plate assembly after vacuum brazing can be ensured, and various size requirements of the seat plate assembly can be ensured.

The invention relates to the technical field of drilling devices, and particularly discloses a composite material photovoltaic frame automatic drilling device which comprises a packaging and conveying assembly, a feeding and conveying assembly and a base assembly, the packaging and conveying assembly is located on one side of the base assembly, and the feeding and conveying assembly is located on the side, away from the packaging and conveying assembly, of the base assembly. A drilling supporting assembly, two transverse hole milling assemblies, a longitudinal drilling assembly, a transmission assembly and a plurality of detection assemblies are sequentially arranged above the base assembly. The transverse drilling assemblies are arranged on the two sides of the conveying assembly correspondingly, the drilling supporting assembly is located on the side, close to the feeding conveying assembly, of the base assembly, and the multiple detection assemblies are all located on the side, close to the packaging conveying assembly, of the base assembly. According to the photovoltaic frame drilling and deburring device, automatic drilling and deburring operation can be conducted on a photovoltaic frame, the drilled photovoltaic frame can be detected, and the working efficiency is improved.

The utility model discloses a turntable for milling equipment processing, which is arranged on a working table and comprises a stable turnover processing table, a turnover frame is arranged on the working table, the stable turnover processing table comprises a turnover disc fixedly connected above the turnover frame, a plurality of tools for clamping workpieces are welded on the upper top surface of the turnover disc, and the turnover disc is arranged on the working table. A first stabilizing piece is arranged at the top of the joint of the turnover disc and the milling cutter; a second stabilizing piece is arranged at the bottom of the joint of the turnover disc and the milling cutter; after the turnover frame moves the turnover disc to the machining position of a milling cutter, the first stabilizing piece abuts against a workpiece on a tool, meanwhile, the second stabilizing piece abuts against the lower bottom face of the turnover disc, feeding is conducted in the form of the rotary disc, the workpiece can be fixed in the workpiece machining process, the workpiece is prevented from shaking in the milling process, and the machining efficiency is improved. And a fixing structure of the workpiece can be balanced, so that the stress of the rotary table is balanced, and the rotary table always keeps high-precision operation in the long-time working process.

The utility model discloses a seed tray auxiliary device for improving seeding accuracy of a seedling raising seeder, which relates to the technical field of seedling raising and seeding and comprises a top plate, a bottom plate and L-shaped mounting seats respectively connected to two sides of the bottom plate. The top plate and the bottom plate are respectively provided with a plurality of mounting holes with overlapped projections, and the upper end and the lower end of the telescopic pipe body alignment mechanism are respectively assembled in the corresponding mounting holes. The telescopic driving mechanism drives the sliding pipe to slide upwards in the sleeve, so that the inner cavity of the second conical pipe part covers the outer side of the needle type suction head, seeds are put into the channel of the telescopic pipe body alignment mechanism, interference of external airflow on the seeds in the channel is prevented, and the bottom of the seeds is accurately aligned with a seedling raising tray.

The utility model relates to the technical field of distribution boxes, and discloses a drilling device for production of a distribution box, the drilling device comprises a workbench, the two sides of the workbench are both provided with first sliding grooves, and first sliding blocks are slidably mounted in the two first sliding grooves; through the elastic protection sleeve and the sound insulation sleeve, the drill bit can abut against the top of the distribution box when drilling is conducted, it is ensured that the position of the distribution box is stable when the drill bit conducts drilling, meanwhile, the position of the drill bit can be prevented from deviating, and dust is prevented from flying out, polluting the environment and hurting the body health of workers during drilling; dust is prevented from remaining on the working table and affecting subsequent machining of the distribution box, the drill bit can be driven to move front and back and left and right through the first sliding block and the second sliding block, and an operator can conveniently adjust the position of the drill bit, so that punching work of different positions is rapidly completed, various different punching requirements can be met, and accurate hole positions and hole diameters are ensured.

The utility model discloses a reaming device for a coupling of a steam turbine, and belongs to the field of machining and assembling. A reaming device for a steam turbine coupler comprises an electric boosting wrench, a torque amplifier, a clamping sleeve and a reamer. The clamping sleeve comprises an upper clamping sleeve body and a lower clamping sleeve body, a lining used for positioning the reamer is arranged between the upper clamping sleeve body and the lower clamping sleeve body, and the reamer is connected with the electric reinforcement wrench sequentially through the clamping sleeve body and the torque amplifier. The lower clamping sleeve is arranged on the adjusting base plate, the adjusting base plate is arranged on the upper half steel belt, and the upper half steel belt and the lower half steel belt are arranged on a shaft body of the coupler in a sleeved mode and are fastened through matching of bolts and nuts. The device solves the problems of difficulty in centering and poor precision of manual reaming of the coupler on the assembly site of a steam turbine unit, the device is used for reaming and accurate in hole position, cylindricity meets the requirements of drawings, and the device is convenient to clamp, simple to operate and high in practicability.

The invention relates to the technical field of light steel profile machining, in particular to automatic light steel profile surface trepanning equipment which comprises a base, an arch frame, a scrap collecting frame, a trepanning drill bit, a power unit, a feeding unit, an abutting mechanism and a clamping mechanism. The arch frame is fixed to the top of the base and used for bearing the groove-shaped light steel and guiding the groove-shaped light steel to move in the length direction. Circumferential rotation is converted into linear reciprocating motion through sliding fit of the follow-up rod and the crank disc, and synchronous feeding of the upper and lower trepanning drill bits in the vertical direction is achieved through linkage of the transmission gear and the double racks. Meanwhile, the abutting plate makes contact with the light steel before the drill bit, the abutting spring is compressed along with feeding of the drill bit to generate uniform abutting force, the light steel is firmly locked to the arch frame, the damper buffers impact force and drilling vibration, shaking of the light steel is effectively restrained through the dual effects, it is ensured that the hole position is accurate, the hole wall is smooth, the force application directions of the drilling drill bit and the abutting plate are opposite, and uneven stress on one side is avoided.

The utility model discloses an elevator button convenient to installation, including character piece, transmission part, outer frame, elastic pad, circuit board and fixing piece, the top of transmission part is equipped with first placement groove and character piece is installed in first placement groove, the bottom of transmission part is equipped with a plurality of direction's away from the clamping piece and limiting piece of top, clamping piece is equipped with the clamping end, the side of transmission part is surrounded by outer frame, and the inner wall of outer frame is equipped with a plurality of first clamping block and fixed end, the top of clamping end is close to the bottom of first clamping block, and the fixed end is equipped with first fixed hole, the outer wall of outer frame is equipped with first clamping tooth area and second clamping tooth area. The utility model discloses an elevator button convenient to installation, overcomes the inconvenient installation and dismounting of existing elevator button, and the defect that structure stability is insufficient is not uniform to bad and uneven touch.

The utility model provides a punching die processing clamp which comprises a clamp seat, a plurality of locking pieces are installed on the clamp seat, each locking piece comprises a limiting sliding strip, sliding strip sliding tables and a clamping pull piece, the limiting sliding strips are installed on the surface of the clamp seat, each limiting sliding strip is provided with two sliding strip sliding tables in a sliding mode, and the clamping pull pieces are arranged on the sliding strip sliding tables in a sliding mode. An adapting block is installed on one side of the sliding strip sliding table, telescopic rods are rotationally connected to the adapting block, the ends, away from the adapting block, of the two telescopic rods are rotationally connected to clamping pull pieces, the clamping pull pieces are fixedly connected through a linkage pull rod, and clamping pieces are rotationally connected to the sliding strip sliding table. A hydraulic rod is mounted on the surface of the clamp seat; according to the utility model, a plurality of groups of locking pieces are arranged, so that different parts of a long workpiece to be processed can be fixed, the stress caused in the punching process can be eliminated, the possibility of workpiece displacement can be reduced, and the hole site of the processed workpiece is more accurate.

This invention discloses a multi-stage drilling trajectory stabilizer, comprising an outer casing and an electric cylinder. An mounting cylinder is fixedly installed on the top of the outer casing, and an auxiliary stabilizing sleeve is fixedly installed inside the mounting cylinder. Two sliding grooves are formed inside the outer casing, and sliding rods are slidably installed inside each of the two sliding grooves. An extension connecting rod is threaded to the top of each sliding rod, and a connecting sleeve is fixedly installed on the top of each sliding rod. The invention employs a dual stabilizing structure with the auxiliary and main stabilizing sleeves working in tandem, guiding and constraining the drill rod during the drilling and deep hole machining stages respectively. This fundamentally ensures a straight drilling trajectory and precise hole positioning, significantly improving drilling accuracy and hole shape quality. The main stabilizing sleeve can move downwards in real time with the drilling depth, and a connector extends into the hole for auxiliary positioning, effectively solving the problems of drill rod wobbling and deflection during deep hole machining, reducing the risk of drill rod vibration and breakage, and extending the service life of the drill rod.