CN105583454B

CN105583454B - The dual-purpose cornish bit fixing device of single twolip

Info

Publication number: CN105583454B
Application number: CN201410577073.7A
Authority: CN
Inventors: 陈长仁
Original assignee: Xpole Precision Tools Inc
Current assignee: Xpole Precision Tools Inc
Priority date: 2014-10-24
Filing date: 2014-10-24
Publication date: 2017-08-25
Anticipated expiration: 2034-10-24
Also published as: CN105583454A

Abstract

The present invention relates to a kind of dual-purpose cornish bit fixing device of single twolip, it provides an alternative function of replacing, allow user can be bored a hole in cornish bit processing when, in addition to the cornish bit cutter of main processing, one second cornish bit fixture is optionally assembled to fix a cutter, and then the cornish bit kenel of twolip is formed, or assembling one balances pushing module, and then form the cornish bit kenel of single-blade.

Description

The dual-purpose cornish bit fixing device of single twolip

Technical field

The present invention relates to a kind of dual-purpose cornish bit fixing device of single twolip, refer in particular to one kind can be optionally replaced with single-blade or The cornish bit of twolip.

Background technology

With the progress of industrial processes science and technology, have (for example using the multifunctional processor of automation：CNC lathes) come to right As carrying out such as cutting, drill processing action, is that one kind is gradually popularized to replace tradition to be processed with manpower control equipment Processing kenel, and the cutter for optionally switching each style and various sizes in response to various processing action demands is automatic The characteristic of multifunctional processor tool.

And in order to want the accurate size Control that the aperture after drilling is done to precision among cutter, in main in processed and applied Rough milled and finish-milling with a cornish bit aperture, and cornish bit is mainly rough milled among application with twolip cornish bit aperture, then Finish-milling is done with the cornish bit of single-blade again, and with twolip the cornish bit being replaced can be handed over to fix with single-blade due to there are no on the market at present Structure, therefore user must must need to replace again after whole group cutter is removed during application, have it is time-consuming take a lot of work it is tired Disturb presence.

Furthermore and, during blade cornish bit does finish-milling in the prior art, because the contact point of itself and cutting object is one side, Therefore in the case of force unbalance, cutter can be produced in itself and make its jiggly unilateral stress, this is except easily leading Outside causing working angles vibrations unstable, the problems such as more likely causing cutter easily to crumble etc. still has its weak point, therefore take a broad view of Preceding described, the present inventor thinks and designs a kind of dual-purpose cornish bit fixing device of single twolip, to for prior art Missing improved, and then implementation in enhancement industry is utilized.

The content of the invention

In view of foregoing the deficiencies in the prior art point, present invention design one kind possesses novelty, progressive and industry profit With the dual-purpose cornish bit fixing device of single twolip of the patent requirements such as property, to overcome the difficult point of prior art.

To reach above-mentioned purpose, the technology used in the present invention means fix dress to design a kind of dual-purpose cornish bit of single twolip Put, it is included：One body, it is cutter holding seat, is provided with one first stuck-module groove at front end thereon, and in the body Rear end be provided with one second stuck-module groove；One first stuck-module, its correspondence is detachably arranged at first stuck-module Among groove, and first stuck-module has a fixing end, and it, which extends, passes the side of the first stuck-module groove, and in this It has been removably secured one first cornish bit fixture in the fixing end of one stuck-module, and in can on the first cornish bit fixture Releasably it is fixed with a cutter；And one second stuck-module, its correspondence is detachably arranged among the second stuck-module groove, and Second stuck-module has a fixing end, and it, which extends, passes the side of the second stuck-module groove, and be correspondingly located at this first The reverse side of the fixing end of stuck-module, and in being removably secured one second in the fixing end of second stuck-module Cornish bit fixture or a balance pushing module, have wherein been removably secured a cutter, and its on the second cornish bit fixture In the balance pushing module there is a pushing end, the pushing end is equal to first cornish bit apart from the distance at the center of the body The distance of the cutter on fixture apart from the center of the body.

Wherein the body is in elongated.

Wherein the first stuck-module groove and the second stuck-module groove be configured to be parallel to each other.

Wherein the balance pushing module is a cylindrical member.

Wherein second stuck-module fixes perforation provided with one, and the fixation perforation is available for the balance pushing module to wear fixation In wherein.

The dual-purpose cornish bit fixing device of single twolip of the invention is in providing an alternative function of replacing in design, allowing makes User can selectively assemble the second cornish bit fixture to fix a cutter in the second stuck-module groove, and then form twolip Cornish bit kenel, or assembling balance pushing module, and then formed single-blade cornish bit kenel, and simultaneously in should cornish bit cut The reverse side cut a little provides the contact force of a pushing tow wall, and then improves dynamic balancing, to reach the function of stable process of boring a hole, changes Kind qualification rate, while reducing the instability stress suffered by the cutter, to reduce the probability that cutter crumbles, increases it and uses the longevity Life, be prior art can not and,

Brief description of the drawings

Fig. 1 is the outside drawing of the dual-purpose cornish bit fixing device of single twolip of the invention；

Fig. 2 is the outward appearance exploded view of the dual-purpose cornish bit fixing device of single twolip of the invention；

Fig. 3 is the side cutaway view of the dual-purpose cornish bit fixing device of single twolip of the invention；

Fig. 4 is the variant embodiment outside drawing of the dual-purpose cornish bit fixing device of single twolip of the invention；

Fig. 5 is the variant embodiment outward appearance exploded view of the dual-purpose cornish bit fixing device of single twolip of the invention；

Fig. 6 is the variant embodiment side cutaway view of the dual-purpose cornish bit fixing device of single twolip of the invention.

Description of reference numerals：Body 10；First stuck-module groove 11；Second stuck-module groove 12；First stuck-module 20； Fixing end 21；Second stuck-module 30；Fixing end 31；Fixed perforation 32；Balance pushing module 60；Pushing end 61；Second cornish bit Fixture 70；Cutter 80；First cornish bit fixture 90.

Embodiment

Please refer to shown in Fig. 1 to Fig. 3, the present invention proposes a kind of dual-purpose cornish bit fixing device of single twolip, and it is in one Preferably embodiment can include a body 10, one first stuck-module 20 and one second stuck-module 30.

Foregoing body 10 is an elongated cutter holding seat, is provided with one first stuck-module groove 11 at front end thereon, And it is provided with one second stuck-module groove 12, and the first stuck-module groove 11 and second stent in the rear end of the body 10 Being configured to of block groove 12 is parallel to each other.

Foregoing first stuck-module 20 correspondence is detachably arranged among the first stuck-module groove 11, and this first is consolidated Cover half block 20 has a fixing end 21, and it extends the side for passing the first stuck-module groove 11, and in first stuck-module One first cornish bit fixture 90 has been removably secured in 20 fixing end 21, and in removable on the first cornish bit fixture 90 It is fixed with a cutter 80 with unloading.

Please further coordinate referring to shown in Fig. 4 to Fig. 6, foregoing the second stuck-module 30 correspondence be detachably arranged at this Among two stuck-module grooves 12, and second stuck-module 30 has a fixing end 31, and its extension passes second stuck-module The side of groove 12, and the reverse side of the fixing end 21 corresponding to first stuck-module 20, and in second stuck-module 30 The fixing end 31 on be removably secured one second cornish bit fixture 70 or a balance pushing module 60.

A cutter 80, and the wherein balance pushing module 60 have wherein been removably secured on the second cornish bit fixture 70 With a pushing end 61, the pushing end 61 is equal on the first cornish bit fixture 90 apart from the distance at the center of the body 10 The cutter 80 apart from the center of the body 10 distance, and then when the balance pushing module 60 be fixed in second cornish bit consolidate When determining part 70, it is possible to provide one relies on the function of cutting surface, and then provides the stability that single-blade is bored a hole, the wherein pushing end 61 End face can be cambered surface.

And wherein, the balance pushing module 60 or can be a cylindrical member, and second stuck-module 30 provided with one fix wear Hole 32, fixation perforation 32 is available for the balance pushing module 60 to wear being fixed on wherein.

Changed by the dual-purpose cornish bit fixing device of single twolip of the present invention in the clever thought in design, it provides one and may be selected Property the function replaced, allow user selectively to assemble the second cornish bit fixture 70 in the second stuck-module groove 12 with solid A fixed cutter 80, and then the cornish bit kenel of twolip, or assembling balance pushing module 60 are formed, and then form the cornish bit of single-blade Kenel, and simultaneously in should cornish bit cutting point reverse side provide a pushing tow wall contact force, and then improve dynamic balancing, with The function of stable process of boring a hole is reached, improves qualification rate, while the instability stress suffered by the cutter 80 is reduced, to reduce The probability that cutter crumbles, increases its service life, be prior art can not and person, therefore its visible incremental place.

It is described above to be merely exemplary for the purpose of the present invention, and it is nonrestrictive, and those of ordinary skill in the art understand, In the case where not departing from the spirit and scope that claim is limited, can many modifications may be made, change or equivalent, but will all fall Enter within protection scope of the present invention.

Claims

1. the dual-purpose cornish bit fixing device of a kind of single twolip, it is characterised in that it is included：

One body, it is cutter holding seat, and one first stuck-module groove is provided with its front end, and in the rear end of the body Provided with one second stuck-module groove；

One first stuck-module, its correspondence is detachably arranged among the first stuck-module groove, and first stuck-module has There is a fixing end, it extends the side for passing the first stuck-module groove, and can in the fixing end of first stuck-module One first cornish bit fixture is releasably fixed with, and a cutter has been removably secured on the first cornish bit fixture；And

One second stuck-module, its correspondence is detachably arranged among the second stuck-module groove, and second stuck-module has There is a fixing end, it, which extends, passes the side of the second stuck-module groove, and correspondingly positioned at first stuck-module this is fixed The reverse side at end, and it has been removably secured in the fixing end of second stuck-module one second cornish bit fixture or one Pushing module is balanced, a cutter, and the wherein balance pushing module have wherein been removably secured on the second cornish bit fixture With a pushing end, the pushing end is equal to the cutter on the first cornish bit fixture apart from the distance at the center of the body Distance apart from the center of the body.

2. the dual-purpose cornish bit fixing device of single twolip according to claim 1, it is characterised in that：The body is in elongated.

3. the dual-purpose cornish bit fixing device of single twolip according to claim 1, it is characterised in that：The first stuck-module groove With the second stuck-module groove be configured to be parallel to each other.

4. the dual-purpose cornish bit fixing device of single twolip according to claim 1, it is characterised in that：The balance pushing module is One cylindrical member.

5. the dual-purpose cornish bit fixing device of single twolip according to claim 4, it is characterised in that：Second stuck-module is set There is fixation perforation, the fixation perforation is available for the balance pushing module to wear being fixed on wherein.

6. the dual-purpose cornish bit fixing device of single twolip according to claim 4, it is characterised in that：The end face of the pushing end is Cambered surface.