CN201505771U

CN201505771U - tapping machine

Info

Publication number: CN201505771U
Application number: CN2009201740559U
Authority: CN
Inventors: 李永飞
Original assignee: 李永飞
Current assignee: Baogang Group Machinery Equipment Manufacturing Co Ltd
Priority date: 2009-08-21
Filing date: 2009-08-21
Publication date: 2010-06-16
Anticipated expiration: 2019-08-21

Abstract

The utility model discloses a tapping machine which relates to a metal machining tool, comprises a motor, a small gear, an idler pulley and a gearbox, and is characterized in that the base of the motor is fixed on the gearbox; a positioning sleeve comprises a right triangle rib which fixes an upper cylindrical small sleeve and a lower cylindrical large sleeve; the small sleeve and the large sleeve share the same axis; the worm main shaft of the gearbox is provided with a positioning body capable of fixing a screw tap, so that the screw tap shares the same axis with the worm main shaft; electromagnets are fixed on the surface of the upper circular ring of the large sleeve in 180 degrees; the positioning sleeve ensures that the working surfaces of the tapping machine and a work piece are coincident; and a closed cover and a through cover are arranged on the worm axis of the worm input end on the gearbox to axially position a worm. The tapping machine has the advantages of time and labor saving in the operation of a worker, easy alignment and high working efficiency, and can be conveniently moved to a required processing site on demand when in use.

Description

Tapping machine

Technical field

The utility model relates to a kind of metal machining instrument.

Technical background

Machine shop load segment tapping now, the turn of the screw mostly are manual operations, during this working method working expenditure, effort, efficient is low and the axis of screw tap is difficult for centering, influences crudy; The tapping machine of selling on the market is the small desk machine, need in the course of the work the part that will process is moved on to the enterprising line operate of tapping machine, and mostly be tapping on big living in the assembling at the scene, can't carry, so can not carry out tapping with this small desk tapping machine.

Summary of the invention

The purpose of this utility model provides that a kind of workman operation saves time, laborsaving, easy centering, high efficiency, can move to the tapping machine in required processing place in the work as required.

The purpose of this utility model is achieved in that

Tapping machine, comprise motor, pinion, idle pulley, reduction box, it is characterized in that: the base of motor is fixed on the reduction box, positioning sleeve will go up the column type small sleeve by four equally distributed right angled triangle floors and the big sleeve of following column type is fixedly formed, a right-angle side of equally distributed right angled triangle floor overlaps with the upper bottom surface of the big sleeve of lower end column type, the outer surface of the column type small sleeve of another right-angle side and upper end is fixed, small sleeve and big sleeve are concentrics, the diameter of the big sleeve lining in lower end is identical with the outer diameter of upper end small sleeve, last annulus surface 180 degree of big sleeve are gone up each and are fixed an electromagnet, on the output shaft of motor pinion is housed, pinion and idle pulley engagement, the axle of idle pulley is fixed on the end face of motor, gear wheel engagement in idle pulley and the reduction box on the worm screw, the endoporus of the small sleeve of worm gear main shaft and positioning sleeve upper end movingly, the lower end of small sleeve has positioning body to be connected with the worm gear spindle thread on the worm gear main shaft, positioning body is a sleeve, there is a circular ring type boss its outer wall middle part, the upper surface of boss is the plane, lower surface is the conical surface, equidistant on the lower surface of boss have four rectangle grooves, with the corresponding lower sleeve of boss groove on also have the rectangle groove to communicate with the boss groove, L type locating detent all is housed in each boss groove, the vertical end of L type locating detent contacts with the inner conical surface of worm gear main shaft spindle nose, locating detent under the rectangular build under having in the groove on the lower sleeve, following locating cone is connected with positioning body lower sleeve external screw thread, following locating detent contacts with the conical surface of following locating cone, there are two solid rod the reduction box lower end, two fixed bars are fixed with two relative right angled triangle floors respectively, stewing lid and saturating lid are installed on the worm axis of worm screw input on the reduction box, are used for the axial location worm screw.

The utility model has the advantages that: motor drives worm and wormwheel by pinion, idle pulley, gear wheel, pass to the worm gear main shaft, the worm gear main shaft is rotated, the worm gear main shaft becomes coaxial one by positioning sleeve, positioning body and screw tap, rotate thereby drive screw tap, positioning sleeve assurance worm gear main shaft is vertical with the composition surface of processing institute processing work, and electromagnet steps up positioning sleeve simultaneously, prevent reduction box rotation, save time when realizing tapping, laborsaving, efficient, easy centering; And can realize rotating by motor commutation.

Description of drawings

Fig. 1 is the complete section front view of the utility model embodiment 1;

Fig. 2 is the broken section vertical view behind the motor of removing of the utility model embodiment 1;

Fig. 3 is the perspective view of the utility model embodiment 1 positioning sleeve;

Fig. 4 is the perspective view of the utility model embodiment 1 positioning body;

Fig. 5 is the perspective view of the utility model embodiment 2 positioning sleeves.

The specific embodiment

Embodiment 1:

Tapping machine, comprise motor 1, pinion 2, idle pulley 3, reduction box, it is characterized in that: the base of motor 1 is fixed on the reduction box 25, positioning sleeve 9 will go up column type small sleeve 22 by four equally distributed right angled triangle floors 10 and the big sleeve 16 of following column type is fixedly formed, a right-angle side of equally distributed right angled triangle floor 10 overlaps with the upper bottom surface of the big sleeve 16 of lower end column type, the outer surface of the column type small sleeve 22 of another right-angle side and upper end is fixed, small sleeve 22 and big sleeve 16 are concentrics, the diameter of big sleeve 16 inwalls in lower end is identical with the outer diameter of upper end small sleeve 22, last annulus surface 180 degree of big sleeve 16 are gone up each and are fixed an electromagnet 15, pinion 2 is housed on the output shaft of motor 1, pinion 2 and idle pulley 3 engagements, the axle 4 of idle pulley 3 is fixed on the end face of motor 1, gear wheel 5 engagements in idle pulley 3 and the reduction box 15 on the worm screw 6, the endoporus of the small sleeve 22 of worm gear main shaft 8 and positioning sleeve 9 upper ends movingly, the lower end of small sleeve 22 has positioning body to be threaded with worm gear main shaft 25 on the worm gear main shaft 8, positioning body is a sleeve, there is a circular ring type boss 20 its outer wall middle part, the upper surface of boss 20 is planes, lower surface is the conical surface, equidistant on the lower surface of boss 20 have four rectangle grooves 28, with boss groove 28 corresponding lower sleeve 19 on also have rectangle groove 29 to communicate with groove 28 on the boss 20, L type locating detent 12 all is housed in each boss groove 28, the vertical end of L type locating detent 12 contacts with the inner conical surface 20 of worm gear main shaft spindle nose, the following locating detent 13 that following cuboid is arranged in the groove 29 of lower sleeve 19, following locating cone 14 is connected with positioning body lower sleeve 19 external screw threads, following locating detent 29 contacts with the conical surface of following locating cone 14, reduction box 25 lower ends have 23, two fixed bars 23 of two solid rod fixing with relative two triangle floors 10 respectively; Install on the worm axis of the worm screw input on the reduction box 25 and stewingly cover 26 and cover 27 thoroughly, be used for axial location worm screw 6.

During use, earlier screw tap 17 is packed in the centre bore of positioning body sleeve, the rotation positioning body makes the vertical end that is contained in the L type locating detent 12 in the positioning body boss groove 28 slide on the spindle nose conical surface of the main shaft 8 of worm gear 24, tighten the quadrate part of screw tap 17 gradually, until being fixed; Rotate locating cone 14 down then, following locating detent 13 is in the cone conical surface slip of locating cone 14 down, tighten the round portion of screw tap 17 gradually, until being fixed, the utility model tapping machine is placed on the concrete position of workpiece to be processed, positioning sleeve 9 bottom surfaces overlap with processing component 18 surfaces, the hole of attacking is put in screw tap 17 taperings, behind the location, and chucking electromagnet 15, connect power supply, motor 1 drives pinion 2, pinion 2 drives idle pulley 3, worm screw 6 and worm gear 24 that idle pulley 3 drives in the reductor rotate, and worm gear main shaft 8 also rotates together, and then screw tap 17 moves downward, promptly can be with the tapping as required of required parts, the rotating speed of motor 1 can be regulated as required voluntarily, wait to finish required work after, stop motor, reverse operating can withdraw from screw tap 17.

Motor 1 is fixed on the reduction box 25, pinion 2 is distributed in the side and adds protective cover 7, be equipped with in the reduction box and connect worm gear main shaft 8, positioning sleeve 9 and positioning body are arranged on the worm gear main shaft 8, positioning sleeve 9 is to ensure that worm gear main shaft 8 is vertical with the working face at the place, hole of institute processing work 18, positioning sleeve 9 is fixed on the workpiece 18 by electromagnet 15, and is fixing by fixed bar 23, prevents reduction box 25 rotations; Positioning body plays clamping screw tap 17, guarantees that screw tap 17 and worm gear main shaft 8 are coaxial.

When needing a plurality of tapping on identical workpiece, because the utility model is fixing with electromagnet, can carry out work successively, easy accessibility does not need screw tap is located repeatedly, so improved operating efficiency.

Embodiment 2:

The triangle floor of positioning sleeve of the present utility model can substitute with a long sleeve, and fixed bar 23 is fixed on the both sides of long sleeve 30, and all the other are with embodiment 1.

Claims

1. tapping machine, comprise motor, pinion, idle pulley, reduction box, it is characterized in that: the base of motor is fixed on the reduction box, positioning sleeve will go up the column type small sleeve by four equally distributed right angled triangle floors and the big sleeve of following column type is fixedly formed, a right-angle side of equally distributed right angled triangle floor overlaps with the upper bottom surface of the big sleeve of lower end column type, the outer surface of the column type small sleeve of another right-angle side and upper end is fixed, small sleeve and big sleeve are concentrics, the diameter of the big sleeve lining in lower end is identical with the outer diameter of upper end small sleeve, last annulus surface 180 degree of big sleeve are gone up each and are fixed an electromagnet, on the output shaft of motor pinion is housed, pinion and idle pulley engagement, the axle of idle pulley is fixed on the end face of motor, gear wheel engagement in idle pulley and the reduction box on the worm screw, the endoporus of the small sleeve of worm gear main shaft and positioning sleeve upper end movingly, the lower end of small sleeve has positioning body to be connected with the worm gear spindle thread on the worm gear main shaft, positioning body is a sleeve, there is a circular ring type boss its outer wall middle part, the upper surface of boss is the plane, lower surface is the conical surface, equidistant on the lower surface of boss have four rectangle grooves, with the corresponding lower sleeve of boss groove on also have the rectangle groove to communicate with the boss groove, L type locating detent all is housed in each boss groove, the vertical end of L type locating detent contacts with the inner conical surface of worm gear main shaft spindle nose, locating detent under the rectangular build under having in the groove on the lower sleeve, following locating cone is connected with positioning body lower sleeve external screw thread, following locating detent contacts with the conical surface of following locating cone, there are two solid rod the reduction box lower end, two fixed bars are fixed with two relative right angled triangle floors respectively, and stewing lid and saturating lid are installed on the worm axis of worm screw input on the reduction box.