CN2147930Y

CN2147930Y - Universal indexing clamp

Info

Publication number: CN2147930Y
Application number: CN 92240043
Authority: CN
Inventors: 王相海
Original assignee: Individual
Current assignee: Individual
Priority date: 1992-11-11
Filing date: 1992-11-11
Publication date: 1993-12-01
Anticipated expiration: 2002-11-11

Abstract

The utility model relates to a universal indexing clamp which is suitable for various lathes. The utility model is arranged on a small underpan of any lathe; workpieces can move in any direction along an X shaft, a Y shaft and a Z shaft; a knife sharpener is clamped by a three-jaw chuck of a bed head, and the functions of drilling, boring, milling and grinding can be completed. The utility model is mainly composed of a supporting base assembly which is fixed on the small underpan of the lathe, a sleeve pipe, a core shaft, a universal chuck and adjusting nuts. The universal chuck 1 is fixed on the universal indexing disk of one end of the core shaft 2, and the core shaft is arranged in the sleeve pipe 8. The utility model has the advantages of simple structure, convenient installation, no damage of the function of the existing lathe and one machine with multiple functions.

Description

Universal indexing clamp

The utility model relates to a kind of omnipotent indexing fixture that is applicable to various lathes.

The traditional lathe anchor clamps mainly by the three-jaw chuck holding workpiece of the head of a bed, compress lathe tool by knife rest and process, and lathe can only be used for turning or drill centers, as for mill, the function of brill, boring and mill is all powerless, so that make the utilization rate of lathe very low.

The purpose of this utility model provides a kind of omnipotent indexing fixture, these anchor clamps are installed on the upper slide rest of any lathe, workpiece can move along x axle, y axle, z axle any direction, the function that just can be finished brill, boring, be milled and grind by head of a bed three-jaw chuck clamping cutter grinding tool.Thereby improved the utilization rate of lathe, reduced production cost, improved production efficiency and accomplished a tractor serves several purposes.

The utility model is achieved in that by carrier base assembly, sleeve pipe, mandrel, universal chuck, adjustment nut to be formed, the carrier base assembly is fixed on the upper slide rest of lathe, it is characterized in that sleeve pipe 8 is contained in the groove in the middle of the two stands by pressing plate 6 and adjusts bolt 3 is connected as one, mandrel 2 is sleeved in the sleeve pipe 8, universal chuck is fixed on the omnipotent index dial of mandrel one end, adjusts nut 10 and is fixed in the half slot of sleeve pipe 8 rear ends.

Bracket assembly is made up of support 5, disk nut 4, adjustment bolt 3 and the pressing plate 6 of band base, base is provided with the long slot bore that is evenly distributed, be carved with 360 ° of scales on the inclined-plane of its base outer rim, be fixed on two parallel brackets on the base and be carved with yardstick, the rack-mount portion of disk nut.

Mandrel 2 one ends have the index dial of 360 ° of scales, and the other end is processed with flat thread, are milled with the elongated slot that is evenly distributed on the mandrel, are carved with rule in its groove.

Sleeve pipe 8 two ends are rounded, and the centre is a rectangle, and rectangular both sides have notch, and locking device 7 is screwed on sleeve pipe, and the sleeve pipe rear end is milled with breach, and arc gland 9 is fixed on the breach.

Adjust nut 10 front ends and be processed with boss, on the external diameter of rear end trip bolt is housed, round shaft is fixed on the top of screw.

Universal chuck 1 and universal chuck 15 are made up of T type bottom land seat 14, I shape folder mouth 13, bolt 11 and fixed cover 12, the T type bottom land seat of universal chuck 1 is simultaneously for having the rectangle of rule, be milled with half slot in the middle of it, another side is drilled with the hole concentric with the front half slot in the middle of being shaped as and having semicircle boss, I shape folder mouth is contained in the T type bottom land seat, adjust in the screw that the threaded end of bolt is contained in I shape folder mouthful, the other end connects with fixed cover on being tightly packed in base.The one side that has a semicircle boss is fixed together with the omnipotent index dial of mandrel.

The T type bottom land seat of universal chuck 15 has rule for the rectangle front, and I shape folder mouth is contained in the T type bottom land seat, adjusts the threaded end of bolt and connects with the folder mouth, and the other end connects with fixed cover, and the bottom of base and the index dial of mandrel are fixed together.

Locking device 7 is made up of T type seat, bolt, camber briquetting and handle, and T type seat is fixed on the sleeve pipe 8, and bolt one end and camber briquetting are riveted together, and the other end is by the screw on T type seat top, and the top of bolt is fixed with handle.

Be elaborated below in conjunction with drawings and Examples:

Fig. 1 is an assembly drawing of the present utility model;

Fig. 2 is the front view of universal chuck 1;

Fig. 3 is the vertical view of universal chuck 1;

Fig. 4 is the front view of universal chuck 15;

Mainly comprise support 5, pressing plate 6, the disk nut 4 of being with base and adjust screw rod 3 with reference to Fig. 1 medium-height trestle assembly.The base of support 5 is circular, two parallel brackets are vertically arranged on it, the both sides of support have reinforcement, be carved with 360 ° of scales on the inclined-plane of base disk outer rim, also be milled with the long slot bore that is evenly distributed on the base disk, bolt is fixed on support on the upper slide rest of lathe by long slot bore, and can carry out the adjustment of 360 ° of degree.Vertically be carved with rule on two parallel brackets on the base, be used for adjusting sleeve pipe 8 along the axial progress of moving of z.The top of support is drilled with screw disk nut 4 is screwed in the above.The support 5 of band cup dolly is cylinder iron cast or is caused type with forging, processes then.Sleeve pipe 8 two ends are circular, are rectangle in the middle of the forward end, and rectangular both sides have notch, and are wide with the notch of parallel bracket.Sleeve pipe 8 is contained in the notch of support and can upper and lower slip.Be fixed with rectangle pressing plate 6 on sleeve pipe 8, the screw rod 3 that is the T type is contained in the slotted eye in the pressing plate 6, and screw rod 3 is by disk nut 4, and the top of screw rod 3 has been screwed handle.The up time rotary handle just can be mentioned sleeve pipe 8 smoothly during use, and the inverse time rotation is then put down sleeve pipe.Hold-down screw also is equipped with in sleeve pipe 8 rectangular sides, after sleeve pipe is adjusted the position with this screw-driving.Locking device 7 also is housed on the sleeve pipe 8, locking device mainly is made up of T type seat, bolt, arc briquetting and handle, and T type seat is screwed on sleeve pipe, and bolt one end and arc briquetting are riveted together, the bolt other end is by the screw in the middle of the T type seat, and the bolt top is fixed with handle.When using, clockwise rotate handle for the locking mandrel, rotate counterclockwise handle for loosening.Sleeve pipe 8 rear ends are milled with breach, and camber gland 9 is fixed on the breach.Adjust nut 10 front ends and have boss, fastening bolt is equipped with in the rear end, is fixed with round handle on the bolt, and nut is a flat thread, to adjust nut 10 and be contained in the notched half slot in sleeve pipe 8 rear ends, camber gland 9 is contained in the top of adjusting nut 10 and is screwed on sleeve pipe 8.The boss of adjusting nut 10 is contained in the dead slot in sleeve pipe 8 holes, rotate during use and adjust nut 10, the mandrel that is contained in the sleeve pipe 8 just can move along X-axis, the flat thread of adjusting nut 10 and mandrel 2 one ends is linked together, then go ahead when rotating counterclockwise adjustment nut 10 mandrels, clockwise rotate the nut mandrel and then retreat.Mandrel 2 front ends have the one division dish, the centre is processed with through hole, be milled with the elongated slot that is evenly distributed on the cylindrical of mandrel, be carved with rule in the groove and be used for measuring the progress that mandrel moves along X-axis, set bolt on the sleeve pipe 8 being tightened the head that makes bolt after mandrel is fixing drops in the elongated slot that mandrel 1 has rule, to strengthen the fixing of mandrel.Mandrel 10 just will be adjusted the fastening bolt of nut 10 rear ends and tighten if need time rotational, just can adjust the number of degrees of universal chuck smoothly.Make omnipotent indexing fixture along the y axle adjustable car load bed upper slide rest that moves.For guaranteeing the precision of workpiece, can on lathe, fix a support sleeve pipe 8 is propped up when processing big part.

In Fig. 2,3,4, universal chuck 1 and universal chuck 15 are made up of T type bottom land seat 14, I-shaped folder mouth 13, bolt 11 and fixed cover 12, and T type bottom land seat and I shape folder mouth are that cylinder iron one-step casting moulding or round steel forging form.The T type bottom land seat of universal chuck 1 simultaneously is the rectangle of band rule, and another side has semicircle boss, be milled with in the middle of the rectangular one side half slot and with the logical heart of centre bore of semicircle boss.The one side that has a semi-circular boss is fixed together with the omnipotent index dial of mandrel 2 one ends, and it is become one.I shape folder mouthful is two and is drilled with screw by the bottom, and an end of bolt is square, and the other end is the T type, and square is less than screw so that make bolt pass through screw smoothly.Fixed cover 12 is tightly packed in the middle hole, T type bottom land seat bottom, this cover is processed with the long rabbet direction vertical with notch and is processed with oblong slots, the T type of bolt partly is contained in the oblong slots when adjusting folder mouthful, the folder mouth is moved along base, at first bolt is screwed in the screw of folder mouth during installation, then worker's type folder mouth is contained in the T type bottom land seat, at last fixed cover is loaded and makes the T type of bolt partly to be contained in the notch of fixed cover.Universal chuck 15 bases are rectangle, its installation method is identical with universal chuck 1, during installation the bottom of base and the omnipotent index dial of mandrel are fixed together, also having a kind of chuck to be that the three-jaw chuck formula installs also is that omnipotent index dial with mandrel is fixed together, these several chucks preferably respectively are equipped with a mandrel guaranteeing precision better, and each folder mouthful all is carved with decorative pattern so that non-slip during holding workpiece.

When implementing the utility model, it is installed on the upper slide rest of lathe, with piece-holder on universal chuck, if the very long need of workpiece are holed on end face or groove milling can be put into rest parts in the middle hole of mandrel with universal chuck 1 holding workpiece, if workpiece need add section chief's tooth bar or on the side of major axis groove milling can use universal chuck 15 holding workpieces, required cutter, grinding tool are clipped on the three-jaw chuck of the head of a bed, just can finish brill, mill, work such as boring and mill.If need autofeed the slip crate handle of lathe can be pressed, lift then and withdraw from.This omnipotent indexing fixture function simple in structure, easy for installation, that do not destroy former lathe just can be accomplished a tractor serves several purposes, improved the utilization rate of lathe, reduce production cost, saved the acquisition expenses of equipment, and can be according to the size of the omnipotent indexing fixture of model change of lathe.

Claims

1, a kind of omnipotent indexing fixture, form by carrier base assembly, sleeve pipe, mandrel, universal chuck, adjustment nut, the carrier base assembly is fixed on the upper slide rest of lathe, it is characterized in that sleeve pipe 8 is contained in the groove in the middle of the two stands by pressing plate 6 and adjusts bolt 3 is connected as one, mandrel 2 is sleeved in the sleeve pipe 8, universal chuck is fixed on the omnipotent index dial of mandrel one end, adjusts nut 10 and is fixed in the half slot of sleeve pipe 8 rear ends.

2, omnipotent indexing fixture according to claim 1, it is characterized in that bracket assembly by the support 5, disk nut 4 of band base, adjust screw rod 3, and pressing plate 6 form, base is provided with the long slot bore that is evenly distributed, be carved with 360 ° of scales on the inclined-plane of its base outer rim, be fixed on two parallel brackets on the base and be carved with yardstick, the rack-mount portion of disk nut.

3, omnipotent indexing fixture according to claim 1 is characterized in that mandrel 2 one ends have the index dial of 360 ° of scales, and the other end is processed with flat thread, is milled with elongated slot on the mandrel, is carved with rule in its groove.

4, omnipotent indexing fixture according to claim 1 is characterized in that sleeve pipe 8 two ends are rounded, and the centre is a rectangle, and rectangular both sides have notch, and locking device 7 is contained on the sleeve pipe, and the sleeve pipe rear end is milled with breach, and gland 9 is fixed on the breach.

5, omnipotent indexing fixture according to claim 1 is characterized in that adjusting nut 10 front ends and is processed with boss, on the external diameter of rear end trip bolt is housed, and round shaft is fixed on the top of screw.

6, omnipotent indexing fixture according to claim 1, the T type bottom land seat that it is characterized in that universal chuck 1 is simultaneously for having the rectangle of rule, be milled with half slot in the middle of it, another side is shaped as and has semicircle boss, be drilled with the hole concentric in the middle of it with the front half slot, I shape folder mouthful is contained in the T type bottom land seat, adjusts in the screw that the threaded end of bolt is contained in I shape folder mouthful, and T connector one end connects with fixed cover on being tightly packed in base.

7, according to claim 1,6 described omnipotent indexing fixtures, the T type base that it is characterized in that universal chuck 15 is a rectangle, the front has rule, I shape folder mouth is contained in the T type bottom land seat, adjusting the threaded end of bolt connects with the folder mouth, the other end connects with fixed cover, and the bottom of base and the index dial of mandrel are fixed together.

8, according to claim 1,3 described omnipotent indexing fixtures, it is characterized in that locking device 7 is made up of T type seat, bolt, camber briquetting and handle, T type seat is fixed on the sleeve pipe 8, bolt one end and camber briquetting are riveted together, the other end is by the screw on T type seat top, and the top of bolt is fixed with handle.