CN2437437Y

CN2437437Y - Improved hone

Info

Publication number: CN2437437Y
Application number: CN 00245783
Authority: CN
Inventors: 范姜群仁
Original assignee: Individual
Current assignee: Individual
Priority date: 2000-08-10
Filing date: 2000-08-10
Publication date: 2001-07-04
Anticipated expiration: 2010-08-10

Abstract

The utility model relates to an improved boring head, which comprises a body, a micrometer regulating screw, a boring cutter, a connecting handle, a moving block and a slide base. The boring cutter is radially fixed into an n-shaped slot on the slide base by a visual method to make a rough regulation; then a dovetail ditch of the slide base does a radial displacement in a dovetail groove of the body by rotating the micrometer regulating screw and then the micrometer regulating screw is fixed to make a fine regulation; the boring cutter does a slight eccentric displacement by slightly moving the body and then the body is fixed to make a micro regulation. Through the rough and the fine radial regulations of the boring cutter and the eccentric displacement micro regulation of the boring cutter, the working accuracy of the boring can be higher.

Description

Improved Boring heads

The utility model relates to a kind of Boring heads of boring machine, relates in particular to the higher improved Boring heads of a kind of precision.

Bore a hole (boring) be meant and in already present hole, carry out precision machined mode again.And employed machine is called boring machine (boring machine).As for method of operating, might not be limited to is working substance rotation and instrument is motionless, or instrument rotation and working substance is motionless.Get up thus, the machine that can make this kind purposes is a lot of, such as: lathe, drilling machine, drilling machine with jointed arm, vertical lathe, vertical knee-type milling machine etc. all can be referred to as boring machine.But in practicality,,, can not represent to replace fully mutually to use, as hack sawing machine can not replace band sawing machine fully though the action that can produce is also identical because therefore Machinery Design and constructional difference also just have its optimum purposes.The work so bore a hole still needs specially designed machine, is referred to as boring machine.

Boring machine must be provided with Boring heads with fixing Hole boring knife, Boring heads is normally made by specialized factory, various size and annex are arranged, again, the general used Boring heads of vertical boring machine is single-ended supported, fixes a Hole boring knife with fixed screw earlier in the chute in Boring heads, with the work of implementing slightly to bore a hole, and then rotate very small amount and adjust screw, with the work of implementing carefully to bore a hole.Yet boring a hole is a kind of process of precision, and its precision is very important, the precision positioning that need process, and most important is the precision that Hole boring knife moves, and desires to reach high precision, must carry out little processing of boring a hole again.

Given this, main purpose of the present utility model is, a kind of thick, thin, little three kinds of improved Boring heads of adjusting operation of implementing are provided, and can carry out more certain, more accurate processing to boring a hole.

The purpose of this utility model is realized by following technical scheme.

A kind of improved Boring heads, comprise body, very small amount adjustment screw, Hole boring knife, it is characterized in that: described body is a cylinder hole body, be provided with a ring channel in this cylinder hole body, be provided with three equidistant screws in the ring channel, this body lower end laterally is provided with a dovetail groove, and the dovetail groove upside is an arc, the outside upper limb of arc is provided with delineation face, and a lateral margin in this dovetail groove outside is provided with two parallel screws; It is the interior angle screw that described very small amount is adjusted screw, and the lateral border face is a very small amount delineation face, and other screws togather with a nut by end and spot welding is fixed; Its front end solid welding one point of a knife of described Hole boring knife is as the instrument of boring a hole; Also be provided with: connection handle, movable block, slide; Described connection handle is to be made of cylinder, disk, loop bar one, and wherein disk is provided with line at a moment, and loop bar centre two inclined-planes are a conical surface circular groove; Described movable block is the upper end that places dovetail groove, and this movable block upper surface is the plane, and the lower surface is one to be provided with the arcuation body of semicircle screw thread; Described slide is slightly like a cylinder block, its upper end both lateral sides is provided with a dovetail ditch, the central authorities of these dovetail ditches are provided with a horizontal semicircle scrobicular ring ditch, the both sides of this semicircle scrobicular ring ditch are the half slot in big footpath, this slide lower end also is provided with horizontal Jiong shape groove, and a lateral surface of this Jiong shape groove is provided with two parallel screws.

The utility model can be implemented thick, thin, little three kinds and adjust operation, and can carry out more certain, more accurate processing to boring a hole.

For further understanding technology contents of the present utility model, characteristics and effect, exemplify following preferred embodiment now, and conjunction with figs. is described in detail as follows:

Fig. 1 is an exploded perspective schematic diagram of the present utility model.

Fig. 2 is a combination schematic perspective view of the present utility model.

Fig. 3 is the half section stereogram behind the utility model body and the slide fit.

Fig. 4 is a longitudinal sectional drawing of the present utility model.

Fig. 5 is a transverse cross-sectional view of the present utility model.

Fig. 6 is a lateral part of the present utility model profile.

As shown in Figure 1, the binding handle 1 in the utility model is to be made of cylinder 11, disk 12, loop bar 13 one, and loop bar 13 pole face centre two inclined-planes wherein are a conical surface circular groove 131, and cylinder 11 is to connect for the main shaft with boring machine.

Body 2, it is a cylinder hole body, the upper end is a cylindrical hole 21, be provided with a ring channel 22 in this cylindrical hole, be provided with three equidistant screws 221 in this ring channel 22, for being screwed into of three screws 23, body 2 lower lip faces are provided with two parallel screws 222, to be inserted in a hemisphere steel ball 223 respectively, be screwed into a screw 24 more respectively; Body 2 lower ends then are a horizontal dovetail groove 25, and these dovetail groove 25 upsides are an arc 251, again, these body 2 lower ends, that is dovetail groove 25 upsides to be equipped with a upper surface be the plane, the lower end is arcuation and the movable block 26 (as shown in Figure 3) that is provided with semicircle screw thread 261.

Slide 4, slightly like a cylinder block, its athwartship plane both sides are a dovetail ditch 41, these dovetail ditch 41 central authorities are provided with in the same way a semicircle scrobicular ring ditch 42, these semicircle scrobicular ring ditch 42 two ends are the half slot 43 in big footpath, this front end half slot 43 is an arc 251 relative circular ports that are with dovetail groove 25 upsides, rear end half slot 43 and the dovetail groove upside one arc 251 relative circular ports that are, slide 4 lower end central authorities are a horizontal Jiong shape groove 44, one lateral surface of this Jiong shape groove 44 is provided with two parallel screws 45, to be screwed into screw 46 respectively.

One very small amount is adjusted screw 5, is the interior angle screw, and the lateral border face is provided with very small amount delineation face 51, the end in addition of this very small amount screw 5 be after screwing togather with a ring-type nut 6 again spot welding fix.

One Hole boring knife 7, its front end solid welding one point of a knife 71.

By above member, anabolic process of the present utility model is, the loop bar 13 of connection handle 1 is inserted in the cylindrical hole 21 of body 2, is screwed into the screw 22 of body 2 circumference lateral margin faces then respectively with screw 23, make the conical surface 231 of screw 23 withhold the conical surface circular groove 131 of loop bar 13, with fixedly connected handle 1.The dovetail ditch 41 of slide 4 is inserted in the dovetail groove 25 of body 2 respectively at this moment, adjusting screw 5 with very small amount then penetrates and screws togather by the semicircle screw thread 261 with movable block 26 from the semicircle chase 42 of slide 4 and make very small amount adjust screw 5 to advance, and be adjusted to the appropriate location, after very small amount is adjusted screw 5 to place the appropriate location, be screwed into nut 6 and spot welding and fix, as shown in Figure 4 in the rear end.

Behind dovetail groove 25 fits of slide 4 and body 2, be inserted in the screw 45 of slide 4 with hemisphere steel ball 223, be screwed into screw 46 again, owing to be hemisphere steel ball 223, the inclined-plane 411 in dovetail ditch 41 must be withheld in its plane when being screwed into locking, as shown in Figure 5.

Hole boring knife 7 is to insert in the Jiong shape groove 44 of slide 4, is screwed into screw 45 respectively with fixing Hole boring knife 7, as shown in Figure 5 with screw 46 then.

Consult Fig. 2, the cylinder 11 of the utility model connection handle 1 is to fix with the main shaft of boring machine, the Hole boring knife 7 that the Jiong shape groove 44 of this slide 4 is fixed, with respect to boring machine is radial direction, so Hole boring knife 7 places Jiong shape groove 44 positions of slide 4 can estimate the position that cutter 71 made in summary, this position is radial displacement, as shown in Figure 4, be screwed into screw 45 with screw 46 then and fixing Hole boring knife 7, this is the coarse regulation process, shown in Fig. 4,5.

See also Fig. 6, on the longitudinal surface of slide 4, be provided with and rule 47 a moment, this delineation line 47 is the lower edge faces that are positioned at the half slot 43 of slide 4, please consult shown in Fig. 4,5 simultaneously again, slightly unclamp screw 23, make hemisphere steel ball 223, rotate very small amount and adjust screw 5 slightly from the inclined-plane 411 of the dovetail ditch 41 of slide 4, making very small amount adjust screw 5 can rotate the semicircle screw thread 261 of movable block 26 in, and the fit of the dovetail groove 25 by dovetail ditch 41 and body 2 makes slide 4 do displacements radially.This displacement is adjusted 47 on the delineation line of the delineation face 51 of screw 5 and slide 4 as rate of travel with very small amount, be that very small amount is adjusted screw 5 rotations one circle, then slide 4 just moves a pitch amount, make the plane of hemisphere steel ball 223 withhold the inclined-plane 411 of the dovetail ditch 41 of slide 4 with screw 23 lockings then, this is the process of fine control.

Still see also Fig. 6, the cylinder 11 of this connection handle 1 is to fix with the main shaft of boring machine, when unclamping screw 23 slightly respectively, then rotatable body 2, this moment, Hole boring knife 7 was constant with the main shaft distance of boring machine, and the delineation line 14 of the disk 13 by making connection handle 1 is aimed at the lines of the delineation face 27 of body 2, trace rotates the center displacement that 2 of bodies can be implemented trace, be screwed into screw 23 then, make its conical surface 231 withhold the conical surface circular groove 131 of loop bar 13, this is the process of inching.

In sum, the utility model is implemented displacement adjustment radially or can be made Hole boring knife make the center displacement of trace by the inching structure Hole boring knife by adjustment structure such as thick, thin, it in fact is the design of a creative and practicality, for in the streets or generally the dealer is not available at present, its novelty is unquestionable, fully meet novel patent requirement, so file an application in accordance with the law.

Claims

1, a kind of improved Boring heads comprises body, very small amount adjustment screw, Hole boring knife, it is characterized in that:

Described body is a cylinder hole body, be provided with a ring channel in this cylinder hole body, be provided with three equidistant screws in the ring channel, this body lower end laterally is provided with a dovetail groove, the dovetail groove upside is an arc, the outside upper limb of arc is provided with delineation face, and a lateral margin in this dovetail groove outside is provided with two parallel screws;

It is the interior angle screw that described very small amount is adjusted screw, and the lateral border face is a very small amount delineation face, and other screws togather with a nut by end and spot welding is fixed;

Its front end solid welding one point of a knife of described Hole boring knife is as the instrument of boring a hole;

Also be provided with: connection handle, movable block, slide;

Described connection handle is to be made of cylinder, disk, loop bar one, and wherein disk is provided with line at a moment, and loop bar centre two inclined-planes are a conical surface circular groove;

Described movable block is the upper end that places dovetail groove, and this movable block upper surface is the plane, and the lower surface is one to be provided with the arcuation body of semicircle screw thread;

Described slide is slightly like a cylinder block, its upper end both lateral sides is provided with a dovetail ditch, the central authorities of these dovetail ditches are provided with a horizontal semicircle scrobicular ring ditch, the both sides of this semicircle scrobicular ring ditch are the half slot in big footpath, this slide lower end also is provided with horizontal Jiong shape groove, and a lateral surface of this Jiong shape groove is provided with two parallel screws.