CN208276191U

CN208276191U - A kind of NEW TYPE OF COMPOSITE cutter

Info

Publication number: CN208276191U
Application number: CN201820258318.3U
Authority: CN
Inventors: 苏华安; 张金荣; 张素云; 苏玲珠; 严锋章
Original assignee: Guangdong Precision Technology (taishan) Co Ltd
Current assignee: Guangdong Precision Technology (taishan) Co Ltd
Priority date: 2018-02-13
Filing date: 2018-02-13
Publication date: 2018-12-25
Anticipated expiration: 2028-02-13

Abstract

The utility model relates to a kind of NEW TYPE OF COMPOSITE cutters, including smart blade, thick blade, fine boring cutter tool apron, rough boring cutter tool apron, knife handle and knife rest；The knife handle includes interior knife handle and outer knife handle；The fine boring cutter tool apron is fixed in the end that interior knife handle stretches out outer shank portion, and the essence blade is mounted on boring cutter tool apron, and the rough boring cutter tool apron is fixed in fine boring cutter tool apron bottom, and the thick blade is mounted on rough boring cutter tool apron；It further include stepper motor, the stepper motor is mounted on the knife rest, the gear with stepper motor transmission connection is provided in outer knife handle, axially disposed rack gear is installed, the rack and pinion engages, therefore on the outside of the interior knife handle, the hole of different depth can be processed by a boring cutter, and roughing and finishing can be disposably completed, frequently replacement cutter is avoided, working efficiency has been greatly improved.

Description

A kind of NEW TYPE OF COMPOSITE cutter

Technical field

The utility model relates to cutter fields, more particularly to a kind of NEW TYPE OF COMPOSITE cutter.

Background technique

Boring cutter is common a kind of cutter in machining, can use on boring machine, lathe or milling machine, carry out to part Interior hole machined, reaming or profiling.Current boring cutter is generally made of knife handle, tool apron, there is the cutter hub for bore hole, knife on tool apron Handle is all elongated cylinder mostly, and knife handle one end is clamped by the knife rest on lathe, and when bore hole, the workpiece on lathe is circled, It is constantly contacted at cutter hub and the bore hole of workpiece on tool apron and bores hole shape.

In general, the length of boring cutter knife handle is necessarily longer than the hole depth of institute boring, however sometimes, a workpiece needs to add Work goes out the widely different hole of multiple hole depths, after current common means are a kind of complete hole of depth of boring, replace it is another boring cutter after The continuous hole for boring another depth, and when traditional boring cutter processes boring cutter hole, it usually needs heavy boring process is first carried out, essence is then carried out Borer sequence.The shortcomings that this boring cutter is to expend working hour, and processing efficiency is low, needs more secondary cutters, and the cost of charp tool is high.

Utility model content

Based on this, the purpose of the utility model is to provide a kind of NEW TYPE OF COMPOSITE cutters for adjusting working depth.

A kind of NEW TYPE OF COMPOSITE cutter, including smart blade, thick blade, fine boring cutter tool apron, rough boring cutter tool apron, knife handle and knife rest； The knife handle includes interior knife handle and outer knife handle；The outer knife handle is hollow, and one end and the knife rest are affixed；The interior shank portion The described one end of outer knife handle far from knife rest is protruded into, can be moved axially along outer knife handle；The fine boring cutter tool apron is fixed in interior knife handle and stretches The end of shank portion out, the essence blade are mounted on boring cutter tool apron, and the rough boring cutter tool apron is fixed in fine boring cutter tool apron Bottom, the thick blade are mounted on rough boring cutter tool apron, and the essence blade and the thick blade are in same rotation centerline, institute The distance for stating center to its rotation centerline of smart blade is greater than the center of the thick blade to the distance of its rotation centerline；Also Including stepper motor, the stepper motor is mounted on the knife rest, is provided in outer knife handle and stepper motor transmission connection Gear, the interior knife handle outside are equipped with axially disposed rack gear, the rack and pinion engagement.

As the further improvement of above-mentioned compound tool, axial sliding is additionally provided between the outer knife handle and interior knife handle Mechanism.

As the further improvement of above-mentioned compound tool, the interior knife handle includes built-in section and section of stretching out, built-in section diameter Greater than section of stretching out, the built-in section is protruded into the outer knife handle, and section of stretching out stretches out in the outer knife handle, and the rack gear is along described interior It sets section to be axially arranged, the sliding equipment is arranged between built-in section and outer knife handle, and the fine boring cutter tool apron is fixed in section of stretching out End.

As the further improvement of above-mentioned compound tool, it is carved on the outside of the interior knife handle along axial scale.

As the further improvement of above-mentioned compound tool, the part that the inside and outside knife handle stretches out in outer knife handle is opened up along axial direction There is chip space.

As the further improvement of above-mentioned compound tool, boring cutter locating slot is offered on the two boring cutters tool apron, it is described Two blades are accordingly mounted in each boring cutter locating slot.

As the further improvement of above-mentioned compound tool, each blade is diamond shape.

As the further improvement of above-mentioned compound tool, the knife rest be it is discoid, coaxially set with outer knife handle and interior knife handle It sets.

Compared with the prior art, NEW TYPE OF COMPOSITE cutter described in the utility model includes the outer knife that can be moved to axial Handle and interior knife handle are provided with rack gear on interior knife handle, be provided on outer knife handle with the rack gear meshed gears, pass through stepper motor The rotation of sliding tooth wheel realizes the variation of shank length, therefore, passes through one to make the relatively outer knife handle axial movement of interior knife handle Boring cutter can process the hole of different depth, avoid frequently replacement cutter, and thick blade and smart blade simultaneous processing, significantly Ground improves working efficiency.

In order to better understand and implement, according to the present invention will be described in detail below with reference to the accompanying drawings.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of NEW TYPE OF COMPOSITE cutter described in the utility model.

Specific embodiment

Referring now to attached drawing hereinafter, the utility model is described in more detail below, shows the utility model in the figure Embodiment.However, the utility model can be presented as many different forms, and should not be construed as being limited to presented herein Specific embodiment.Exactly, these embodiments are used to the scope of the utility model being communicated to those skilled in the art.

Unless otherwise defined, otherwise, term (including technical and scientific terms) used herein is interpreted as With the identical meaning of the meaning that is generally understood with the technical staff in field belonging to the utility model.Moreover, it will be appreciated that , term used herein be interpreted as have with the consistent meaning of meaning in this specification and related fields, and And it should not be explained by ideal or excessively formal meaning, unless being clearly specified that herein.

In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower", The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", " hard straight ", "horizontal", "top", "bottom", "inner", "outside" is It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand For limitations of the present invention.In the description of the present invention, unless otherwise indicated, the meaning of " plurality " is two or two More than a.

As shown in FIG. 1, FIG. 1 is the structural schematic diagrams of NEW TYPE OF COMPOSITE cutter described in the utility model.A kind of NEW TYPE OF COMPOSITE knife Tool, including smart blade 11, thick blade 12, fine boring cutter tool apron 21, rough boring cutter tool apron 22, knife handle and knife rest 4；The knife handle includes interior Knife handle 31 and outer knife handle 32；The outer knife handle 32 is hollow, and one end and the knife rest 4 are affixed；The interior knife handle 31 partially protrudes into The described one end of outer knife handle 32 far from knife rest 4 can be moved axially along outer knife handle 32；The fine boring cutter tool apron 21 is fixed in interior knife handle 31 stretch out the end of outer 32 part of knife handle, and the essence blade 11 is mounted on boring cutter tool apron 2, and the rough boring cutter tool apron 22 is affixed In 21 bottom of fine boring cutter tool apron, the thick blade 12 is mounted on rough boring cutter tool apron 22, the essence blade 11 and the thick blade 11 are in same rotation centerline, and the distance of center to its rotation centerline of the essence blade 11 is greater than the thick blade 12 Distance of the center to its rotation centerline；It further include stepper motor 5, the stepper motor 5 is mounted on the knife rest 4, outer knife It is provided with the gear 6 being sequentially connected with stepper motor 4 in handle 32, axially disposed rack gear 7 is installed on the outside of the interior knife handle 31, The rack gear 7 is engaged with gear 6.

When work, the relatively outer knife handle 32 of interior knife handle 31 can be made to be axially moveable by stepper motor 5, accurately adjusted entire The length of knife handle, to realize the processing in the hole of different hole depths, when processing, the first penetration of a cutting tool of thick blade 12, penetration of a cutting tool after smart blade 11.

Specifically, axial sliding equipment 8 is additionally provided between the outer knife handle 32 and interior knife handle 31, in the present embodiment In, the sliding equipment 8 is the sliding block being mounted on interior knife handle 31 and the sliding rail for being mounted on outer 32 inside of knife handle, Ke Yiduo A sliding block and sliding rail one-to-one correspondence are equipped with, to increase the stability of interior knife handle 31.

The interior knife handle 31 includes built-in section and section of stretching out, and built-in section diameter is greater than section of stretching out, and the built-in section protrudes into institute It states in outer knife handle 32, section of stretching out stretches out in the outer knife handle 32, and the rack gear 7 is axially arranged along the built-in section, the sliding Mechanism 8 is arranged between built-in section and outer knife handle 32, and the fine boring cutter tool apron 21 is fixed in the end of section of stretching out.

As preferred embodiment, it is carved on the outside of the section of stretching out of the interior knife handle 31 along axial scale.

As preferred embodiment, the section of stretching out of the inside and outside knife handle 31 is provided in the axial direction with chip space 311.

In addition, offering boring cutter locating slot, each blade peace on each boring cutter tool apron as preferred embodiment In the boring cutter locating slot.

As preferred embodiment, each blade is diamond shape.

As preferred embodiment, the knife rest 4 be it is discoid, be coaxially disposed with outer knife handle 32 and interior knife handle 31.

When work, rotate gear 6 by stepper motor 5, rack gear 7 will be synchronous axially movable with interior knife handle 31, interior Knife handle 31 can maintain stability under the auxiliary of sliding equipment 8, can stop stepper motor 5 after adjusting to appropriate length and operate, Carry out subsequent hole machined step again, when processing, the first penetration of a cutting tool of thick blade 12, penetration of a cutting tool after smart blade 11, realize it is disposable complete it is thick Processing and finishing.

Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed, But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to The protection scope of the utility model.

Claims

1. a kind of NEW TYPE OF COMPOSITE cutter, it is characterised in that: including smart blade, thick blade, fine boring cutter tool apron, rough boring cutter tool apron, knife Handle and knife rest；The knife handle includes interior knife handle and outer knife handle；The outer knife handle is hollow, and one end and the knife rest are affixed；It is described Interior shank portion protrudes into the described one end of outer knife handle far from knife rest, can move axially along outer knife handle；The fine boring cutter tool apron is affixed The end of outer shank portion is stretched out in interior knife handle, the essence blade is mounted on boring cutter tool apron, and the rough boring cutter tool apron is fixed in Fine boring cutter tool apron bottom, the thick blade are mounted on rough boring cutter tool apron, and the essence blade and the thick blade are in same rotation Turn center line, the distance at the center of the essence blade to its rotation centerline greater than the thick blade center to its rotation center The distance of line；It further include stepper motor, the stepper motor is mounted on the knife rest, is provided in outer knife handle and stepper motor The gear of transmission connection, the interior knife handle outside are equipped with axially disposed rack gear, the rack and pinion engagement.

2. NEW TYPE OF COMPOSITE cutter according to claim 1, it is characterised in that: also set up between the outer knife handle and interior knife handle There is axial sliding equipment.

3. NEW TYPE OF COMPOSITE cutter according to claim 2, it is characterised in that: the interior knife handle includes built-in section and stretching Section, built-in section diameter are greater than section of stretching out, and the built-in section protrudes into the outer knife handle, and section of stretching out stretches out in the outer knife handle, institute It states rack gear to be axially arranged along the built-in section, the sliding equipment is arranged between built-in section and outer knife handle, the fine boring cutter knife Seat is fixed in the end of section of stretching out.

4. NEW TYPE OF COMPOSITE cutter according to claim 3, it is characterised in that: be carved on the outside of the interior knife handle along axial quarter Degree.

5. NEW TYPE OF COMPOSITE cutter according to claim 4, it is characterised in that: the inside and outside knife handle stretches out in the portion of outer knife handle Divide and is provided in the axial direction with chip space.

6. NEW TYPE OF COMPOSITE cutter according to claim 5, it is characterised in that: offer boring cutter on the two boring cutters tool apron Locating slot, two blade are accordingly mounted in each boring cutter locating slot.

7. NEW TYPE OF COMPOSITE cutter according to claim 6, it is characterised in that: each blade is diamond shape.

8. NEW TYPE OF COMPOSITE cutter according to claim 7, it is characterised in that: the knife rest be it is discoid, with outer knife handle and Interior knife handle coaxial arrangement.