CN210080749U

CN210080749U - Cutter arbor structure reaches lathe tool structure including this cutter arbor structure

Info

Publication number: CN210080749U
Application number: CN201920683362.3U
Authority: CN
Inventors: 董宗山
Original assignee: Shengyixing Enterprise Co Ltd
Current assignee: Shengyixing Enterprise Co Ltd
Priority date: 2019-05-14
Filing date: 2019-05-14
Publication date: 2020-02-18
Anticipated expiration: 2029-05-14

Abstract

The utility model discloses a cutter bar structure, which comprises a cutter bar body; two holding parts respectively arranged at two different sides of the cutter bar body, each holding part comprises a holding groove, the holding groove is provided with a bottom surface, the bottom surface is provided with at least one screw hole, the holding groove is used for arranging a cutter body, each screw hole is used for screwing a screw piece, and the directions of the two bottom surfaces are different. The utility model also discloses a lathe tool structure including as above-mentioned cutter arbor structure. The utility model provides a cutter arbor structure reaches lathe tool structure including this cutter arbor structure can supply the installation plural cutter body to promote machining efficiency.

Description

Cutter arbor structure reaches lathe tool structure including this cutter arbor structure

Technical Field

The utility model discloses a cutter arbor structure reaches lathe tool structure including this cutter arbor structure.

Background

A turning tool structure generally includes a base and a blade, the base has a groove, and the blade can be disposed in the groove to machine and cut a workpiece. However, the turning tool structure of the prior art can only mount one blade at a time, so that a plurality of turning tool structures must be mounted when one workpiece or a plurality of workpieces are simultaneously processed, and adjacent turning tool structures must be arranged at intervals, otherwise the turning tool structures are easily interfered with each other, and the overall volume is increased.

Therefore, it is desirable to provide a novel and advanced tool holder structure and a turning tool structure including the same, so as to solve the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a cutter bar structure and a turning tool structure including the same for mounting a plurality of cutters.

To achieve the above object, the present invention provides a cutter bar structure, which comprises a cutter bar body; two holding parts respectively arranged at two different sides of the cutter bar body, each holding part comprises a holding groove, the holding groove is provided with a bottom surface, the bottom surface is provided with at least one screw hole, the holding groove is used for arranging a cutter body, each screw hole is used for screwing a screw piece, and the two bottom surfaces face different directions.

In order to achieve the above object, the utility model also provides a cutter bar structure, this cutter bar structure includes as above cutter bar structure, this cutter bar structure includes in addition: two cutter bodies, which are respectively arranged in one of the accommodating parts, each cutter body is provided with a cutting part and a cutter body, the cutter body is provided with a through hole corresponding to at least one screw hole, the cutter body is arranged in the accommodating groove, the cutting part protrudes out of the accommodating groove, and the thickness of the cutting part is smaller than that of the cutter body; two screw pieces, which are respectively arranged through the through hole of one of the knife bodies and the screw hole of one of the holding parts.

The utility model has the advantages that:

the utility model provides a cutter arbor structure reaches lathe tool structure including this cutter arbor structure supplies installation plural cutter body to promote machining efficiency.

Drawings

Fig. 1 is a perspective view of a first embodiment of the present invention.

Fig. 2 is an exploded view of a first embodiment of the present invention.

Fig. 3 is a state diagram of fig. 1.

Fig. 4 is another cross-sectional view of a first embodiment of the present invention.

Fig. 5 is an exploded view of a second embodiment of the present invention.

Fig. 6 is an exploded view of a third embodiment of the present invention.

Fig. 7 is a perspective view of a fourth embodiment of the present invention.

Fig. 8 is a perspective view of a fifth embodiment of the present invention.

Detailed Description

The following description of the present invention will be made by way of example only, and not by way of limitation, to describe the invention as claimed.

Referring to fig. 1 to 4, a first preferred embodiment of the present invention is shown, in which the cutter bar structure of the present invention includes a cutter bar body 10 and two accommodating portions 20.

The two accommodating portions 20 are respectively disposed on two opposite sides of the tool holder body 10, each accommodating portion 20 includes an accommodating groove 21, the accommodating groove 21 has a bottom surface 22, the bottom surface 22 has at least one screw hole 23, the accommodating groove 21 is provided for a tool body 40, each screw hole 23 is provided for a screw 30 to be screwed, and the two bottom surfaces 22 face different directions, so as to mount a plurality of tool bodies 40, thereby improving the processing efficiency.

The tool bar body 10 is a polygonal body, the two accommodating parts 20 are arranged at two opposite sides of the tool bar body 10 at intervals, the two bottom surfaces 22 are arranged oppositely, and the at least one screw hole 23 of the two accommodating parts 20 are coaxially arranged; preferably, the at least one screw hole 23 of each accommodating portion 20 is communicated with each other, so that the two cutter bodies 40 arranged thereon are evenly stressed during processing, thereby stably processing; furthermore, the processing procedure of the tool bar body 10 is saved. Referring to fig. 5, a second preferred embodiment of the present invention is shown.

Referring to fig. 6 and 7, a third preferred embodiment of the present invention is shown, which is different from the first preferred embodiment in that each accommodating portion 20 is provided with a retaining wall 24, the retaining wall 24 is provided with a through hole 25 corresponding to at least one screw hole 23, the retaining wall 24 is spaced from and disposed opposite to the bottom surface 22, the retaining wall 24 and the bottom surface 22 form the accommodating slot 21, so as to prevent the cutter body 40 from deflecting in multiple directions, and the cutter body 10 is not easily shaken by the action force of the machining process, thereby increasing the working efficiency.

Please refer to fig. 8, which shows a fourth preferred embodiment of the present invention, which is different from the first preferred embodiment in that the number of the at least one screw hole 23 is two, so that the two cutter bodies 40 disposed thereon can be stably positioned during machining without deflection and shaking.

The present invention further provides a turning tool structure, which comprises the above-mentioned tool bar structure, and the turning tool structure further comprises two of the tool bodies 40 and two of the screws 30.

The two cutter bodies 40 are respectively arranged in one of the accommodating parts 20, each cutter body 40 is provided with a cutting part 41 and a cutter body 42, the cutter body 42 is provided with a through hole 43 corresponding to at least one screw hole 23, the cutter body 42 is arranged in the accommodating groove 21, the cutting part 41 protrudes out of the accommodating groove 21, and the thickness of the cutting part 41 is smaller than that of the cutter body 42, so that the processing is facilitated, the structural strength is good, the acting force of the processing can be effectively resisted, and the cutter body is not easy to break; the two screws 30 are respectively inserted into one of the through holes 43 of the cutter body 40 and one of the screw holes 23 of the accommodating portion 20. In the present embodiment, the cutting portion 41 has a triangular shape to facilitate machining.

Each of the blades 40 is provided with a concave portion 44 at the junction of the blade 42 and the cutting portion 41, the cutting portion 41 of each blade 40 is provided with an inclined surface 45 at the side facing away from the bottom surface 22, the inclined surface 45 of each blade 40 extends in an extending direction, and the extending directions of the blades 40 intersect with each other, so that the blade can effectively resist the acting force of the machining and is not easy to break. In the present embodiment, the recess 44 is an arc groove.

Preferably, the blade 42 and the cutting portion 41 are disposed in a first direction L1, the accommodating groove 21 includes a first blocking surface 26 and a second blocking surface 27, the first blocking surface 26 and the second blocking surface 27 are respectively disposed transversely to the bottom surface 22, a groove 28 is disposed at the intersection of the first blocking surface 26 and the second blocking surface 27, and the first blocking surface 26 is an oblique blocking surface disposed in the first direction L1 to improve the supporting and pressure reducing effects.

It should be noted that the turning tool structure further includes a cover 50, the cover 50 is detachably disposed on the tool holder body 10, and the two tool bodies 40 are respectively clamped between the cover 50 and one of the accommodating portions 20. Preferably, the cover 50 is n-shaped, the cover 50 includes a top 51 and two side portions 52 disposed at two opposite sides of the top 51, and the top 51 and the side portions 52 respectively cover different sides of one of the blades 40. In the embodiment, the cover 50 and the tool bar body 10 are fastened to each other by a screw 60, and the screw 60 is disposed between the two accommodating portions 20; preferably, a first inclined abutting surface 46 is respectively disposed at a corner of the two cutter bodies 40, and the cover 50 has two second inclined abutting surfaces 53 abutting against each other corresponding to the first inclined abutting surfaces 46, so that the cutter body 40 is clamped between the cover 50 and the cutter bar body 10 to improve the stability of the cutter body 40 combined with the cutter bar body 10.

The above description is the preferred embodiment of the present invention and the technical principle applied by the preferred embodiment, and for those skilled in the art, without departing from the spirit and scope of the present invention, any obvious changes based on the equivalent transformation, simple replacement, etc. of the technical solution of the present invention all belong to the protection scope of the present invention.

Claims

1. A cutter bar structure, characterized in that, the cutter bar structure includes:

a blade bar body;

two holding parts respectively arranged at two different sides of the cutter bar body, each holding part comprises a holding groove, the holding groove is provided with a bottom surface, the bottom surface is provided with at least one screw hole, the holding groove is used for arranging a cutter body, each screw hole is used for screwing a screw piece, and the two bottom surfaces face different directions.

2. The tool bar structure as claimed in claim 1, wherein the tool bar body is a polygonal body, the two receiving portions are spaced apart from each other at two opposite sides of the tool bar body, the two bottom surfaces are disposed oppositely, and the at least one screw hole of the two receiving portions are coaxially disposed.

3. The tool bar structure as claimed in claim 1, wherein the at least one screw hole of each receiving portion is connected to each other.

4. The tool bar structure of claim 1 wherein the number of the at least one screw hole is two.

5. The tool bar structure as claimed in claim 1, wherein each receiving portion has a retaining wall, the retaining wall has a through hole corresponding to the at least one screw hole, the retaining wall is spaced from and opposite to the bottom surface, and the retaining wall and the bottom surface form the receiving slot.

6. A turning tool structure including the tool bar structure of any one of claims 1 to 5, characterized by further comprising:

two cutter bodies respectively arranged in one of the accommodating parts, each cutter body is provided with a cutting part and a cutter body, the cutter body is provided with a through hole corresponding to at least one screw hole, the cutter body is arranged in the accommodating groove, the cutting part protrudes out of the accommodating groove, and the thickness of the cutting part is smaller than that of the cutter body;

two screw pieces, which are respectively arranged through the through hole of one of the knife bodies and the screw hole of one of the holding parts.

7. The turning tool structure of claim 6, wherein each of the cutter bodies has a concave portion at a junction of the cutter body and the cutting portion, the cutting portion of each of the cutter bodies has a slope on a side facing away from the bottom surface, and extending directions of the cutter bodies intersect.

8. The turning tool structure of claim 6, further comprising a cover detachably disposed on the tool bar body, wherein the two tool bodies are respectively clamped between the cover and one of the accommodating portions.

9. The turning tool structure of claim 8, wherein the cover has a reversed-U shape, the cover includes a top and two side portions disposed at two opposite sides of the top, and the top and the side portions respectively cover opposite sides of one of the cutting tools.

10. The turning tool structure of claim 9, wherein each of the cutter bodies has a concave portion at a junction of the cutter body and the cutting portion, the cutting portion of each of the cutter bodies has an inclined surface at a side facing away from the bottom surface, the inclined surface of each of the cutter bodies extends in an extending direction, and the extending directions of the cutter bodies intersect; a first inclined abutting surface is respectively arranged at one corner of the two cutter bodies, and the cover body is provided with two second inclined abutting surfaces which are opposite to the first inclined abutting surfaces and mutually abutted; the cover body and the cutter bar body are mutually locked by a screw which is arranged between the two accommodating parts; the cutting part is triangular; the knife body and the cutting part are arranged in a first direction, the accommodating groove comprises a first blocking surface and a second blocking surface, the first blocking surface and the second blocking surface are respectively and transversely arranged with the bottom surface, a concave groove is arranged at the intersection of the first blocking surface and the second blocking surface, and the first blocking surface is an inclined blocking surface arranged in the first direction.