CN208322145U

CN208322145U - Boring cutter

Info

Publication number: CN208322145U
Application number: CN201820287338.3U
Authority: CN
Inventors: 彭刚; 刘朋飞; 康文杰; 李秦扬
Original assignee: Shaodong Intelligent Manufacturing Innovative Institute
Current assignee: Shaodong Intelligent Manufacturing Innovative Institute
Priority date: 2018-02-28
Filing date: 2018-02-28
Publication date: 2019-01-04
Anticipated expiration: 2028-02-28

Abstract

The utility model discloses a boring tool. The boring tool comprises a main body, a blade hinged on the outside of the main body, and an elastic piece connected between the main body and the blade. In the working position, the blade overcomes the elastic force of the elastic member to expand, and in the retracted position, the blade is in the elastic member. retracted under the force of the . The opening and retracting of the blade of the boring tool is beneficial to the quick feed and quick withdrawal during processing, which improves the work efficiency when processing the workpiece.

Description

Boring cutter

Technical field

The utility model relates to cutter field more particularly to a kind of boring cutters.

Background technique

In the machinery production manufacture, often requires to use boring cutter and participate in the finishing in hole, deburring.For example, specially Application No. is 201410579060.3 to disclose a kind of boring cutter for benefit, and this boring cutter in the prior art includes: cutterhead, the cutterhead First axis end face on be at least evenly distributed with two the first grooves, one end of the first groove after the radially extending of cutterhead along terminating at On the periphery of cutterhead；And at least two first boring cutter bars, these boring cutter bars be located in first groove and along The cutterhead is axially fastened on cutterhead, and the surface of the first axis end face away from cutterhead of each first boring cutter bar is equipped with Mounting base；And it is anchored on the first blade in the mounting base of each first boring cutter bar, this fixed boring cutter of blade is unfavorable In rapid feed and withdrawing.

In consideration of it, it is necessary to provide a kind of novel boring cutter, to overcome or at least alleviate drawbacks described above.

Utility model content

The main purpose of the utility model is to provide a kind of boring cutter, it is intended to solve boring cutter in the prior art and be unfavorable for quickly The technical issues of feed and withdrawing.

To achieve the above object, the utility model provides a kind of boring cutter, wherein including main body, is articulated with the main body The blade in outside and the elastic component being connected between the main body and the blade, when the blade includes main body rotation Stowed position when operating position and the static main body, in the operating position, the blade overcomes the bullet of the elastic component Property power and open, in the stowed position, the blade is packed up under the force of the elastic component.

Preferably, the boring cutter includes rotary shaft, and the main body includes shell and can along the direction radially of the axis of rotation It is telescopically installed on the blade connector of the shell, the blade is articulated with the blade connector.

Preferably, the main body includes adjustment axis and the adjusting block that is sleeved in the adjustment axis, the blade connector Cooperated by inclined-plane so that the blade connector when adjusting block is along the axial movement of the adjustment axis with the adjusting block Along the radial motion of the adjustment axis.

Preferably, the adjusting block includes card slot, and the blade connector includes slideably being installed in the card slot Clamp, the groove bottom of the end face of the clamp and the card slot is respectively the inclined surface cooperated.

Preferably, be provided with blocking flange portion in the adjustment axis, the clamp against and backstop in the flange part.

Preferably, the adjusting block is threadedly coupled with the adjustment axis.

Preferably, one end of the adjustment axis is provided with the adjusting head for being exposed to the shell, and the adjusting head is towards institute It states and is provided with stubborn slot on the end face of hull outside.

Preferably, be provided with through-hole on the shell, the boring cutter include installation in the through hole for will be described Blade connector is pressed against the compressing member for being fixed on the shell.

Preferably, the quantity of the blade be it is multiple, multiple blades along the main body peripheral ring around arrangement, it is described The quantity of blade connector is corresponding with the quantity of the blade, multiple blade connectors along the adjustment axis peripheral ring around Arrangement.

In the technical solution of the utility model, since the blade in the boring cutter includes operating position and the master when main body rotates Stowed position when body is static, so that main body is in the rotation, blade is acted on the elastic force for overcoming elastic component by centrifugal force And it opens；When main body stops operating, blade by elastic component force and pack up, when the opening of blade and packing up is conducive to processing Rapid feed and rapid return, improve working efficiency when workpieces processing in this way.

Detailed description of the invention

It, below will be to implementation in order to illustrate more clearly of the utility model embodiment or technical solution in the prior art Mode or attached drawing needed to be used in the description of the prior art are briefly described, it should be apparent that, the accompanying drawings in the following description Only some embodiments of the utility model are not making the creative labor for those of ordinary skill in the art Under the premise of, the structure that can also be shown according to these attached drawings obtains other attached drawings.

Fig. 1 is the overall structure diagram of the boring cutter of the utility model embodiment；

Fig. 2 is the partial structure diagram of the boring cutter of the utility model embodiment；

Fig. 3 is another part structural schematic diagram of the boring cutter of the utility model embodiment.

Drawing reference numeral explanation:

Label	Title	Label	Title
				1	Blade	2	Elastic component
3	Rotary shaft	4	Spring set screw
				11	Spring dog hole	100	Main body
101	Shell	102	Blade connector
				103	Adjustment axis	104	Adjusting block
105	Boss	106	Adjust head
				107	Through-hole	102a	Clamp
104a	Card slot

The realization, functional characteristics and advantage of the utility model aim will be done furtherly in conjunction with embodiment referring to attached drawing It is bright.

Specific embodiment

Below in conjunction with the attached drawing in the utility model embodiment, to the technical solution in the utility model embodiment It being clearly and completely described, it is clear that described embodiment is only a part of embodiment of the utility model, and The embodiment being not all of.Based on the embodiment in the utility model, those of ordinary skill in the art are not making wound Every other embodiment obtained under the premise of the property made labour, fall within the protection scope of the utility model.

It is to be appreciated that in the utility model embodiment institute it is directional instruction (such as upper and lower, left and right, it is preceding, It is only used for the relative positional relationship explained under a certain particular pose (as shown in the picture) between each component, movement feelings afterwards ...) Condition etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.

In addition, the description for being such as related to " first ", " second " in the present invention is used for description purposes only, and cannot manage Solution is its relative importance of indication or suggestion or the quantity for implicitly indicating indicated technical characteristic.Define as a result, " the One ", the feature of " second " can explicitly or implicitly include at least one of the features.

Also, the technical solution between each embodiment of the utility model can be combined with each other, but must be with this Based on field those of ordinary skill can be realized, it should recognize when the combination of technical solution appearance is conflicting or cannot achieve Combination for this technical solution is not present, also not within the protection scope of the requires of the utility model.

Referring to Fig. 1 to Fig. 3, the utility model provides a kind of boring cutter, wherein boring cutter includes main body 100, is articulated with main body The blade 1 in 100 outside and the elastic component 2 being connected between main body 100 and blade 1, blade 1 include when main body 100 rotates Stowed position when operating position and static main body 100, in operating position, blade 1 overcomes the elastic force of elastic component 2 and opens, In stowed position, blade 1 is packed up under the force of elastic component 2.Here elastic component 2 can be spring or other suitable bullets Property body.

In the technical solution of the utility model, since the blade 1 in the boring cutter includes operating position when main body 100 rotates With stowed position of the main body 100 when static, so that main body 100 is in the rotation, blade 1 is overcome elasticity by the effect of centrifugal force The elastic force (such as pulling force of spring) of part 2 and open；When main body 100 stops operating, force (example of the blade 1 by elastic component 2 Such as the pulling force of spring) and it packs up, the opening of blade 1 and rapid feed when being conducive to processing and rapid return are packed up, mentioned in this way Working efficiency when high workpieces processing.

Specific embodiment according to the present utility model, boring cutter include rotary shaft 3, and main body 100 includes shell 101 and edge The radial direction of rotary shaft 3 is telescopically installed on the blade connector 102 of shell 101, and blade 1 is articulated with blade connector 102.Preferably, when blade 1 is in stowed position, blade 1 can be posted by shell 101.It can be stretched by blade connector 102 Contracting ground design, by adjusting blade connector 102 along the processing ruler of the i.e. adjustable blade 1 in the position of the radial direction of rotary shaft 3 Very little (diameter), can reduce tool changing frequency in this way, facilitates worker operation.

Further, main body 100 includes the adjustment axis 103 being coaxially disposed with rotary shaft 3 and is sleeved in adjustment axis 103 Adjusting block 104, blade connector 102 and adjusting block 104 cooperated by inclined-plane so that adjusting block 104 along adjustment axis axial direction fortune Radial motion of the blade connector 102 along adjustment axis 103 when dynamic.I.e. blade connector 102 and adjusting block 104 pass through respective oblique Face is contacted, when axial movement of the adjusting block 104 along adjustment axis 103 due to the extruding impetus on inclined-plane, blade connection Part 102 can be perpendicular to the axial movement of adjustment axis 103 (along the radial motion of adjustment axis 103).Specifically, blade connector 102 It can be the form of the sliding block of strip, one end of blade connector 102 connects blade 1, the end face of the other end and adjusting block 104 Cooperated by inclined-plane.

The specific constructive form of above-mentioned adjusting block 104 and blade connector 102 is not particularly limited, according to Preferred embodiments of the present invention, adjusting block 104 include card slot 104a, and blade connector 102 includes slideably clamping Clamp 102a in card slot 104a, specifically, the cross section of clamp 102a can be in T shape, the groove profile and T of card slot 104a The clamp 102a of font is adapted, and improves the being completely embedded property between adjusting block 104 and blade connector 102, clamp in this way The end face of 102a and the groove bottom of card slot 104a are respectively the inclined surface cooperated.Certainly, stop lug is provided in adjustment axis 103 Portion's (boss 105), clamp 102a against and backstop in flange part to prevent blade connector 102 abjection.

Preferred embodiment according to the present utility model, adjusting block 104 are connected through a screw thread with adjustment axis 103, in this way may be used Straight line fortune is carried out along the axial of adjustment axis 103 so that rotary motion is converted to adjusting block 104 and turning adjustment axis 103 and rotating Dynamic, blade connector 102 should be interspersed in shell 101 so that adjustment axis 103 not will drive the rotation fortune of adjusting block 104 when rotating It is dynamic.Specifically, one end of adjustment axis 103 is provided with the adjusting head 106 for being exposed to shell 101, adjusts head 106 towards shell 101 Stubborn slot, for example, "-" type or cross screw-driver slot are provided on external end face.

In addition, through-hole 107 can be set on shell 101, boring cutter includes being mounted in through-hole 107 to be used to connect on blade Fitting 102 be pressed against be fixed on shell 101 compressing member (for example, collet threaded bar or fastening screw, at this time through-hole 107 be screw thread Hole), behind the position for regulating blade connector 102, compressing member is tightened, after so that blade connector 102 is anchored on shell 101 It is worked using the boring cutter.

Preferred embodiment according to the present utility model, the quantity of blade 1 are multiple, such as showing in attached drawing 1 to 33 It is a, multiple blades 1 along main body 100 peripheral ring around arrangement, especially can with equal angle spacer ring around arrangement, guarantee or The blade of each blade 1 of basic guarantee is located at rotary shaft 3 on the same circumference of axis, the quantity of blade connector 102 Corresponding with the quantity of blade 1, for example, showing in attached drawing 1 to 33, multiple blade connectors 102 are along the outer of adjustment axis 103 Week is around arrangement.At this point, adjusting block 104 is in three forked distributions and corresponds to 3 card slot 104a, in adjusting block 104 along adjusting When 103 axial linear movement of axis, blade connector 102 drives respective blade 1 while stretching out or withdrawing, can be effective Concentricity, the consistency of bite of ground guarantee blade 1.

In addition, the side of blade 1 has spring dog hole 11, one end of spring is hooked in spring dog hole 11, other end clamping Or be socketed on spring set screw 4, spring set screw 4 is mounted in shell 101.It can be convenient disassembly and replacement bullet in this way Spring.

Above description is merely a prefered embodiment of the utility model, is not intended to limit the patent model of the utility model It encloses, it is all under the utility model design of the utility model, it is made based on the specification and figures of the utility model equivalent Structural Transformation, or directly/it is used in the scope of patent protection that other related technical areas are included in the utility model indirectly It is interior.

Claims

1. A boring tool, characterized in that it comprises a main body, a blade hinged on the outside of the main body, and an elastic piece connected between the main body and the blade, and the blade includes a work when the main body rotates position and the retracted position when the main body is at rest, in the working position, the blade is opened against the elastic force of the elastic member, and in the retracted position, the blade is under the action of the elastic member. Forcefully retract.

2 . The boring tool according to claim 1 , wherein the boring tool includes a rotating shaft, the main body includes a housing and a threaded rod telescopically mounted on the housing along a radial direction of the rotating shaft. 3 . A blade connector to which the blade is hinged.

3 . The boring tool according to claim 2 , wherein the main body comprises an adjusting shaft and an adjusting block sleeved on the adjusting shaft, and the blade connecting piece and the adjusting block cooperate with each other through an inclined surface to make the When the adjusting block moves in the axial direction of the adjusting shaft, the blade connecting member moves in the radial direction of the adjusting shaft.

4 . The boring tool according to claim 3 , wherein the adjusting block comprises a clamping groove, the blade connecting member comprises a clamping head slidably clamped in the clamping groove, and the clamping head is slidably clamped. 5 . The end surface and the bottom surface of the slot are respectively matching inclined surfaces.

5 . The boring tool according to claim 4 , wherein a stop flange portion is provided on the adjustment shaft, and the chuck head abuts against and stops at the flange portion. 6 .

6. The boring tool according to any one of claims 3 to 5, wherein the adjusting block is threadedly connected to the adjusting shaft.

7 . The boring tool according to claim 6 , wherein one end of the adjusting shaft is provided with an adjusting head exposed to the housing, and an end surface of the adjusting head facing the outside of the housing is provided with a screw. 8 . groove.

8. The boring tool according to any one of claims 2 to 5, wherein a through hole is provided on the housing, and the boring tool comprises a boring tool installed in the through hole for connecting the The blade connector is pressed against a pressing member fixed to the housing.

9. The boring tool according to any one of claims 3 to 5, wherein the number of the blades is plural, and the plurality of the blades are arranged around the outer circumference of the main body, and the blade connecting piece The number of the blades corresponds to the number of the blades, and a plurality of the blade connecting pieces are arranged around the outer circumference of the adjustment shaft.

10. The boring tool of claim 9, wherein a plurality of said inserts are circumferentially arranged at equal angular spacing.