CN214350928U

CN214350928U - Numerical control cutter positioning piece

Info

Publication number: CN214350928U
Application number: CN202120401755.8U
Authority: CN
Inventors: 姜海鹏; 张申
Original assignee: Jining Polytechnic
Current assignee: Jining Polytechnic
Priority date: 2021-02-24
Filing date: 2021-02-24
Publication date: 2021-10-08
Anticipated expiration: 2031-02-24

Abstract

The utility model belongs to the technical field of the numerical control cutter and specifically relates to numerical control cutter positioning piece, including a cutter arbor the lower extreme of cutter arbor is provided with adjustable toper handle of a knife part the upper end of toper handle of a knife part is provided with the blade holder, the border position of blade holder is provided with a plurality of cutter mounting groove, each all install a cutter body in the cutter mounting groove, at each the upper end of cutter body install a cutter retaining member on the blade holder, the cutter retaining member is used for realizing each the locking of cutter body is with fixed. This technical scheme can guarantee effectively to the stable fixed of each cutter body, guarantees the structural stability of cutter when using.

Description

Numerical control cutter positioning piece

Technical Field

The utility model belongs to the technical field of the numerical control cutter and specifically relates to numerical control cutter positioning piece.

Background

The numerical control tool is a tool used for cutting in machine manufacturing, also called as a cutting tool, and a main cutting executing mechanism in the numerical control machining process. The tool materials are roughly classified into the following categories: high speed steel, cemented carbide, cermet, ceramic, polycrystalline cubic boron nitride, and polycrystalline diamond.

When the numerical control cutter works, the whole cutter system is mainly arranged on a numerical control machine tool to rotate or move in a translation mode to cut a workpiece, and the cutter system mainly comprises a taper hole in the front end of the numerical control machine tool or a cutter handle, a cutter bar or a cutter matched with a cutter rest.

When a traditional cutter system is used for replacing a numerical control cutter or finely adjusting the mounting angle of the cutter due to damage, the cutter is generally required to be adjusted and disassembled.

Therefore, the utility model relates to a neotype numerical control cutter positioning piece is used for solving the problem that exists among the prior art better.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve one of above-mentioned technical problem, the technical scheme who adopts is: numerical control cutter positioning piece, including a cutter arbor the lower extreme of cutter arbor is provided with adjustable toper handle of a knife part the upper end of toper handle of a knife part is provided with the blade holder, the border position of blade holder is provided with a plurality of cutter mounting groove, each all install a cutter body in the cutter mounting groove, at each the upper end of cutter body install a cutter retaining member on the blade holder, the cutter retaining member is used for realizing each the locking of cutter body is with fixed. The cutter retaining member that this application adopted can realize effectively that the structural stability of cutter when using is guaranteed to the stable fixed of each cutter body.

Preferably, the toper handle of a knife part include one with the lower extreme integrated into one piece's of cutter arbor back taper stalk portion's bottom center is equipped with a screw thread regulation chamber the screw thread regulation intracavity closes soon has a blind rivet, the upper segment of blind rivet be provided with the internal thread matched with external screw thread in the screw thread regulation intracavity, the hypomere cross section of blind rivet is the rectangle the lower terminal surface an organic whole of blind rivet is connected with protruding spacing portion. The back taper stalk portion is connected with the blind rivet through the screw thread chamber, can realize adjusting the length that the blind rivet stretched into or stretched out through rotatory blind rivet to realize the regulation of length position. When the whole conical cutter handle component is connected with a chuck of a machine tool, the limiting clamping of the blind rivet can be realized through the clamping convex limiting part, so that the component and a cutter on the component can be fixedly locked.

Preferably, the external thread and the internal thread are both rectangular threads, so that the bearing capacity during connection can be better guaranteed by the rectangular threads, and the connection stability and structural strength are guaranteed.

Preferably, a rectangular long groove penetrating through the outer thread section of the blind rivet in the thickness direction is formed in the outer thread section of the blind rivet, an anti-rotation square column is inserted and assembled in the rectangular long groove, two ends of the anti-rotation square column are respectively connected with locking studs integrally formed with the anti-rotation square column, and two ends of each locking stud are respectively screwed with locking threaded holes in the inverted cone-shaped handle part extending out of the corresponding position. After the anti-rotation square column is matched with the corresponding rectangular long groove in a plug-in mounting mode, the blind rivet can be effectively prevented from rotating and shifting, the anti-rotation square column is locked by the anti-rotation blind rivet in a matched mode through threads, and therefore the stability of locking is guaranteed.

Preferably, the outer diameter of the capture stud is the same as the maximum dimension of the width of the anti-rotation square column. The anti-rotation square column locking threaded hole and the rectangular long groove can be conveniently inserted into the rectangular long groove without interference, and normal mounting and dismounting are guaranteed. The locking studs at the two ends can be matched with the locking threaded holes to realize effective locking.

Preferably, two screw thread sections of the locking studs on the outer side of the inverted cone handle are respectively provided with a locking nut in a screwing manner, a rectangular plane section is arranged on the outer side wall of the inverted cone handle at the outer end of each locking threaded hole, and the inner ends of the two locking nuts are used for abutting against the rectangular plane section at the outer side wall of the inverted cone handle. The lock position nut has the effect of effectively locking the outer end of the thread section of the lock position stud, so that the further locking of the lock position stud is effectively guaranteed, and the rectangular plane section is used for better guaranteeing the locking and fitting strength of the lock position nut.

Preferably, the cutter retaining member includes one and installs the screens seat at blade holder top, the bottom of screens seat is provided with each that is used for the joint to correspond position department the inner screens groove of cutter body, the top of screens seat through a plurality of hexagon socket head cap connecting screw with the detachable links firmly is realized to the blade holder, the external diameter of screens seat with the external diameter of blade holder is the same. The clamping groove arranged on the cutter locking member and the locking position of the clamping seat are fixed, so that the locking position of each cutter body can be better fixed, the stability and the impact resistance of the cutter are ensured, and the cutter is positioned when being processed and used.

1. This technical scheme can guarantee effectively to the stable fixed of each cutter body, guarantees the structural stability of cutter when using.

2. The overall structure of this technical scheme reasonable in design can realize the regulation and the lock position of cutter station through toper handle of a knife part, and the lock position effect is firm, and the stability of lock position can be connected through the threaded connection cooperation lock position double-screw bolt of blind rivet, the assurance that the lock position can be further.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or components are generally identified by like reference numerals. In the drawings, elements or components are not necessarily drawn to scale.

Fig. 1 is a schematic view of a first structure of the present invention.

Fig. 2 is a second schematic structural diagram of the present invention.

Fig. 3 is a schematic view of the local exploded structure of the present invention.

Fig. 4 is a schematic view of the structure of the blind rivet in partial section.

In the figure, 1, a cutter bar; 2. a tapered shank member; 201. a reverse tapered shank; 202. a threaded adjustment cavity; 203. pulling nails; 204. an external thread; 205. a boss limiting part; 206. a rectangular planar section; 207. a rectangular long slot; 208. an anti-rotation square column; 209. locking studs; 210. locking threaded holes; 211. a locking nut; 3. a tool apron; 4. a cutter mounting groove; 5. a cutter body; 6. a tool retaining member; 601. a clamping seat; 602. a clamping groove; 603. and the inner hexagonal is connected with the screw.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

As shown in fig. 1 to 4, the numerical control tool positioning member includes a tool bar 1, a tapered tool shank member 2 with adjustable is disposed at a lower end of the tool bar 1, a tool apron 3 is disposed at an upper end of the tapered tool shank member 2, a plurality of tool mounting grooves 4 are disposed at an edge portion of the tool apron 3, a tool body 5 is mounted in each of the tool mounting grooves 4, a tool locking member 6 is mounted on the tool apron 3 at an upper end of each of the tool bodies 5, and the tool locking member 6 is used for locking and fixing each of the tool bodies 5.

The cutter retaining member 6 that this application adopted can realize effectively that the structural stability of cutter when using is guaranteed to the stable fixed of each cutter body 5.

In this embodiment, the taper shank part 2 includes one with the lower extreme integrated into one piece's of cutter arbor 1 back taper stalk portion 201's bottom center is equipped with a screw thread regulation chamber 202 is interior to close has a blind rivet 203, the upper segment of blind rivet 203 be provided with the internal thread matched with external screw thread 204 in the screw thread regulation chamber 202, the hypomere cross section of blind rivet 203 is the rectangle the lower terminal surface an organic whole of blind rivet 203 is connected with protruding spacing portion 205.

The inverted cone-shaped handle 201 is connected with the blind rivet 203 through a threaded cavity, and the length of the blind rivet 203 extending into or out can be adjusted by rotating the blind rivet 203, so that the adjustment of the length position is realized.

When the whole conical cutter handle component 2 is connected with a chuck of a machine tool, the clamping bulge limiting part 205 can limit and clamp the blind rivet 203, so that the component and a cutter on the component can be fixedly locked.

In this embodiment, the external thread 204 and the internal thread both adopt rectangular threads, and the rectangular threads can better ensure the bearing capacity during connection, and ensure the stability and structural strength of connection.

In this embodiment, a rectangular long groove 207 penetrating through the blind rivet 203 in the thickness direction is arranged on the external thread 204 section, an anti-rotation square column 208 is inserted and assembled in the rectangular long groove 207, two ends of the anti-rotation square column 208 are respectively connected with a locking stud 209 integrally formed therewith, and two ends of each locking stud 209 are respectively screwed into locking threaded holes 210 on the inverted cone-shaped handle 201 extending out of the corresponding position.

After the anti-rotation square column 208 is inserted and matched with the corresponding rectangular long groove 207, the rotation and the position deviation of the rivet 203 can be effectively prevented, the anti-rotation square column 208 is matched with the thread locking of the rivet 203 in an anti-rotation mode, and therefore the stability of the locking position is guaranteed.

In this embodiment, the outer diameter of the locking stud 209 is the same as the maximum width dimension of the anti-rotation square column 208. The anti-rotation square column 208 can be conveniently inserted into the locking threaded hole 210 and the rectangular long groove 207 without interference, and normal installation and disassembly are ensured.

The locking studs 209 at the two ends can be matched with the locking threaded holes 210 to realize effective locking.

In this embodiment, a locking nut 211 is respectively screwed on the thread sections of the two locking studs 209 on the outer side of the inverted cone handle 201, a rectangular plane section 212 is arranged on the outer side wall of the inverted cone handle 201 at the outer end of each locking threaded hole 210, and the inner ends of the two locking nuts 211 are used for abutting against the rectangular plane section 212 on the outer side wall of the inverted cone handle 201.

The locking nut 211 is used for effectively locking the outer end of the thread section of the locking stud 209, so that the locking stud 209 is effectively further locked, and the rectangular plane section 212 is used for better ensuring the locking and fitting strength of the locking nut 211.

In this embodiment, the cutter retaining member 6 includes one and installs the screens seat 601 at blade holder 3 top, the bottom of screens seat 601 is provided with and is used for the joint to correspond each of position department the inner screens groove 602 of cutter body 5, the top of screens seat 601 through a plurality of allen key 603 with blade holder 3 realizes that the detachable links firmly, the external diameter of screens seat 601 with the external diameter of blade holder 3 is the same.

The position locking fixation of the position locking grooves 602 and the position locking seats 601 arranged on the cutter locking member 6 can better ensure the position locking fixation of each cutter body 5, ensure the stability and the impact resistance of the cutter and ensure the positioning of the cutter during processing and use.

The above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification; to those skilled in the art, any alternative improvements or changes made to the embodiments of the present invention are all within the scope of the present invention.

The parts of the present invention not described in detail are the known techniques of those skilled in the art.

Claims

1. Numerical control cutter positioning piece, its characterized in that: the adjustable taper cutter holder comprises a cutter bar, wherein an adjustable taper cutter holder component is arranged at the lower end of the cutter bar, a cutter holder is arranged at the upper end of the taper cutter holder component, a plurality of cutter mounting grooves are formed in the edge of the cutter holder, a cutter body is mounted in each cutter mounting groove, a cutter locking component is mounted at the upper end of the cutter body on the cutter holder, and the cutter locking component is used for achieving locking and fixing of the cutter body.

2. The digitally controlled tool positioning member of claim 1, wherein: the taper cutter handle part comprises a reverse taper handle part integrally formed with the lower end of the cutter rod, a thread adjusting cavity is arranged at the center of the bottom of the reverse taper handle part, a blind rivet is screwed in the thread adjusting cavity, the upper section of the blind rivet is provided with external threads matched with internal threads in the thread adjusting cavity, the cross section of the lower section of the blind rivet is rectangular, and the lower end face of the blind rivet is integrally connected with a protruding limiting part.

3. The digitally controlled tool positioning member of claim 2, wherein: the external thread and the internal thread are both rectangular threads.

4. The digitally controlled tool positioning member of claim 3, wherein: the outer thread section of the blind rivet is provided with a rectangular long groove which is arranged in a penetrating mode in the thickness direction of the blind rivet, an anti-rotation square column is inserted and assembled in the rectangular long groove, two ends of the anti-rotation square column are respectively connected with locking studs integrally formed with the anti-rotation square column, and two ends of each locking stud are respectively screwed with locking threaded holes in the inverted cone-shaped handle portion extending out of the corresponding position.

5. The digitally controlled tool positioning member of claim 4, wherein: the outer diameter of the locking stud is the same as the maximum width of the anti-rotation square column.

6. The digitally controlled tool positioning member of claim 5, wherein: two screw thread sections of the locking studs on the outer side of the inverted cone handle are respectively provided with a locking nut in a screwing manner, a rectangular plane section is arranged on the outer side wall of the inverted cone handle at the outer end of each locking threaded hole, and the inner ends of the locking nuts are used for abutting against the rectangular plane section at the outer side wall of the inverted cone handle.

7. The digitally controlled tool positioning member of claim 6, wherein: the cutter retaining member includes that one is installed the screens seat at blade holder top, the bottom of screens seat is provided with and is used for the joint to correspond each of position department the inner screens groove of cutter body, the top of screens seat through a plurality of hexagon socket head cap connecting screw with the detachable links firmly is realized to the blade holder, the external diameter of screens seat with the external diameter of blade holder is the same.