CN218487757U

CN218487757U - Novel prevent pulling out sword hot dress handle of a knife

Info

Publication number: CN218487757U
Application number: CN202222613184.1U
Authority: CN
Inventors: 曲鹏哲
Original assignee: Bestool Tool Manufacturing Co ltd
Current assignee: Bestool Tool Manufacturing Co ltd
Priority date: 2022-09-30
Filing date: 2022-09-30
Publication date: 2023-02-17
Anticipated expiration: 2032-09-30

Abstract

The application provides a novel anti-pulling hot-assembly knife handle which comprises a first clamping piece, a second clamping piece and a locking assembly, wherein a first opening is formed in one side of the first clamping piece, a first groove is formed in the first clamping piece, and the opening direction of the first groove faces to the opening side of the first groove; the second clamping piece is provided with a first end and a second end along the first direction, and the second end can extend into the first clamping piece from the first opening; the second end is provided with a second groove, the opening direction of the second groove faces to the side far away from the first end, and the first groove and the second groove form a first cavity; the locking assembly is arranged in the first cavity, one end of the locking assembly is connected with the inner wall of the first groove, and the other end of the locking assembly is connected with the inner wall of the second groove; in this scheme, locking Assembly will first holder with second holder fixed connection limits the axial displacement of second holder in first holder, can effectively improve the pull out sword phenomenon that appears in the course of working.

Description

Novel prevent pulling out sword hot dress handle of a knife

Technical Field

The application relates to the technical field of numerical control machine tool components, in particular to a novel anti-pulling tool hot-installation tool shank.

Background

The difficult-to-machine material is more and more widely applied in the advanced scientific fields of aerospace and the like due to good mechanical properties and mechanical properties at normal temperature and high temperature, and the traditional difficult-to-machine material for aviation generally comprises titanium alloy, aluminum alloy, stainless steel and the like; with the continuous improvement of the performance requirements of aerospace vehicle structural members and the continuous progress of material technology, a large number of novel difficult-to-process materials continuously emerge; the structure made of the difficult-to-machine material has high hardness, high strength, high toughness and high wear resistance, and the structure made of the difficult-to-machine material with the characteristics has the problems of poor mechanical processing performance, high processing difficulty, low processing efficiency and easy damage of a cutter in processing; aiming at materials difficult to process, the existing tool holders such as hot charging, hydraulic pressure, collet chucks and the like can not ensure that the tool is not pulled out in the processing process, and expensive workpieces are easy to damage in the processing process.

Disclosure of Invention

In view of the above-mentioned defect or not enough among the prior art, this application aims at providing a novel prevent pulling out sword hot charge handle of a knife, includes:

the clamping device comprises a first clamping piece, a second clamping piece and a clamping piece, wherein one side of the first clamping piece is provided with a first opening, a first groove is formed in the first clamping piece, and the opening direction of the first groove faces to the side of the first opening;

the second clamping piece is provided with a first end and a second end along the first direction, and the second end can extend into the first clamping piece from the first opening; the second end is provided with a second groove, the opening direction of the second groove faces away from the first end side, and the first groove and the second groove form a first cavity;

and the locking assembly is arranged in the first cavity, one end of the locking assembly is connected with the inner wall of the first groove, the other end of the locking assembly is connected with the inner wall of the second groove, and the locking assembly can limit the axial displacement of the second clamping piece in the first clamping piece.

According to the technical scheme that this application embodiment provided, locking Assembly includes first connecting rod, first connecting rod is followed first direction has third end and fourth end, the third end with first recess inner wall threaded connection, the fourth end is equipped with first boss, the outer lane of first boss has the screw thread, first boss with second recess inner wall threaded connection.

According to the technical scheme that this application embodiment provided, the opening part of second recess is equipped with the stopper, the stopper is used for restricting first boss is in the second recess.

According to the technical scheme that this application embodiment provided, have in the second holder and run through first end with the first passageway of second end, first passageway with the second recess intercommunication, first passageway is used for with locking Assembly puts into in the first cavity.

According to the technical scheme that this application embodiment provided, the second passageway has in the first holder, second passageway one end with first recess intercommunication, the other end and outside intercommunication, the second passageway is used for stretching into the handle and rotates locking Assembly.

According to the technical scheme that this application embodiment provided, third end middle part is equipped with interior hexagonal hole, the handle is close to locking Assembly end have with the joint portion that interior hexagonal hole matches.

In summary, the present application provides a novel anti-pull-out tool hot-set tool holder, which includes a first clamping member, a second clamping member and a locking assembly, wherein one side of the first clamping member has a first opening, a first groove is formed in the first clamping member, and the opening direction of the first groove faces the first opening side; the second clamping piece is provided with a first end and a second end along the first direction, and the second end can extend into the first clamping piece from the first opening; the second end is provided with a second groove, the opening direction of the second groove faces to the side far away from the first end, and the first groove and the second groove form a first cavity; the locking assembly is arranged in the first cavity, one end of the locking assembly is connected with the inner wall of the first groove, and the other end of the locking assembly is connected with the inner wall of the second groove; in this scheme, locking Assembly and first recess and second groove connection, and then with first holder and second holder fixed connection, the axial displacement of restriction second holder in first holder can be avoided appearing the broach phenomenon in the difficult processing material in-process of processing.

Drawings

Fig. 1 is a schematic structural view of a novel anti-pulling tool hot-set tool shank provided in an embodiment of the present application;

FIG. 2 is a cross-sectional view of a novel anti-pulling tool hot-set tool holder provided by the embodiment of the application;

fig. 3 is an explosion diagram of the novel anti-pulling tool hot-set tool holder provided by the embodiment of the application.

The text labels in the figures are represented as:

1. a first clamping member; 101. a first opening; 102. a first groove; 103. an interface; 2. a second clamping member; 201. a first end; 202. a second end; 203. a second groove; 204. a limiting block; 3. a locking assembly; 301. a third end; 302. a first link; 303. a first boss; 4. a first channel; 5. a second channel; 6. and (4) inner hexagonal holes.

Detailed Description

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.

It should be noted that, in the present application, the embodiments and features of the embodiments may be combined with each other without conflict. The present application will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Honest as mentioning in the background art, to the problem among the prior art, this application has proposed a novel prevent pulling out sword hot dress handle of a knife, as shown in fig. 1, include:

the clamping device comprises a first clamping piece 1, wherein one side of the first clamping piece 1 is provided with a first opening 101, a first groove 102 is arranged in the first clamping piece 1, and the opening direction of the first groove 102 faces to the side of the first opening 101; optionally, the first clamping member 1 is a shrink fit tool shank, the other side of the shrink fit tool shank is a standard universal interface 103, and the shrink fit tool shank can be mounted on a machine tool through the interface 103 during machining;

a second clamping member 2, wherein the second clamping member 2 has a first end 201 and a second end 202 along a first direction, and the second end 202 can extend into the first clamping member 1 from the first opening 101; the second end 202 is provided with a second groove 203, the opening direction of the second groove 203 faces to the side far away from the first end 201, and the first groove 102 and the second groove 203 form a first cavity; optionally, the second clamping member 2 is a tool bar, the tool bar is cylindrical, the outer diameter of the tool bar is slightly larger than the inner diameter of the first opening 101, in some specific situations, a hot charging machine can be used for heating the hot charging tool holder, the inner diameter of the first opening 101 is larger than the outer diameter of the tool bar through thermal expansion at the first opening 101, the tool bar can extend into the first clamping member 1 from the first opening 101, and then the hot charging tool holder can be cooled by a cooling system of the hot charging machine, so that the tool charging work is completed;

the locking assembly 3 is arranged in the first cavity, one end of the locking assembly 3 is connected with the inner wall of the first groove 102, the other end of the locking assembly is connected with the inner wall of the second groove 203, and the axial displacement of the second clamping piece 2 in the first clamping piece 1 can be limited; in certain specific situations, the material clamped by the first clamping piece 1 is a difficult-to-machine material, and the cutter bar is easily pulled out of the cutter handle when the difficult-to-machine material is machined; the locking assembly 3 is connected with the first groove 102 and the second groove 203, so that the first clamping piece 1 and the second clamping piece 2 can be fixedly connected, the axial displacement of the second clamping piece 2 in the first clamping piece 1 is limited, and the phenomenon of tool withdrawal in the process of processing difficult-to-process materials can be avoided.

Further, the locking assembly 3 includes a first connecting rod 302, the first connecting rod 302 has a third end 301 and a fourth end along the first direction, the third end 301 is in threaded connection with the inner wall of the first groove 102, the fourth end is provided with a first boss 303, the outer ring of the first boss 303 is provided with threads, and the first boss 303 is in threaded connection with the inner wall of the second groove 203; optionally, the first link 302 and the first boss 303 are both cylindrical in shape, and the outer diameter of the first boss 303 is larger than the outer diameter of the first link 302, so that the inner diameter of the second groove 203 is larger than the inner diameter of the first groove 102.

Further, as shown in fig. 2 and fig. 3, a limiting block 204 is disposed at an opening of the second groove 203, and the limiting block 204 is used for limiting the first boss 303 in the second groove 203; in some specific situations, two of the limiting blocks 204 are arranged at the opening of the second groove 203, and the distance between the two limiting blocks 204 is smaller than the outer diameter of the first boss 303, so that the first boss 303 of the locking assembly 3 can be prevented from exiting the second groove 203.

Further, the second clamping member 2 has a first channel 4 penetrating through the first end 201 and the second end 202, the first channel 4 is communicated with the second groove 203, and the first channel 4 is used for placing the locking assembly 3 into the first cavity; the inner diameter of the first passage 4 is larger than the outer diameter of the first boss 303, so that the locking assembly 3 can smoothly enter the first cavity through the first passage 4.

Further, a second channel 5 is arranged in the first clamping piece 1, one end of the second channel 5 is communicated with the first groove 102, the other end of the second channel 5 is communicated with the outside, and the second channel 5 is used for extending into a handle to rotate the locking component 3; after the tool is installed on the hot-installed tool holder, the locking assembly 3 located in the first cavity needs to be screwed down, so that the tool holder and the hot-installed tool holder are further fixedly connected, and the second channel 5 is communicated with the first groove 102 to ensure that the handle can be inserted into the third end 301 of the locking assembly 3 from the interface 103.

Furthermore, a hexagon socket 6 is arranged in the middle of the third end 301, and a clamping part matched with the hexagon socket 6 is arranged at the end of the handle close to the locking component 3; optionally, locking Assembly 3 is the anticreep jackscrew, the anticreep jackscrew is hexagon socket head cap screw, the handle is hexagon socket head cap spanner, joint portion can by interface 103 stretches into and inserts in hexagon socket head cap hole 6, through rotating the drive of hexagon socket head cap screw the cutter arbor is towards being close to interface 103 end removes, thereby locks the cutter arbor with hot dress handle of a knife, the restriction the cutter arbor is in axial displacement in the hot dress handle of a knife, thereby realizes preventing pulling out the sword function.

The principles and embodiments of the present application are explained herein using specific examples, which are provided only to help understand the method and the core idea of the present application. The foregoing is only a preferred embodiment of the present application, and it should be noted that there are no specific structures which are objectively limitless due to the limited character expressions, and it will be apparent to those skilled in the art that a plurality of modifications, decorations or changes can be made without departing from the principle of the present invention, and the technical features mentioned above can be combined in a suitable manner; such modifications, variations, combinations, or adaptations of the invention in other instances, which may or may not be practiced, are intended to be within the scope of the present application.

Claims

1. The utility model provides a novel prevent pulling out sword hot dress handle of a knife which characterized in that includes:

the clamping device comprises a first clamping piece (1), wherein one side of the first clamping piece (1) is provided with a first opening (101), a first groove (102) is formed in the first clamping piece, and the opening direction of the first groove (102) faces to the side of the first opening (101);

a second clamping member (2), wherein the second clamping member (2) is provided with a first end (201) and a second end (202) along a first direction, and the second end (202) can extend into the first clamping member (1) from the first opening (101); the second end (202) is provided with a second groove (203), the opening direction of the second groove (203) faces to the side far away from the first end (201), and the first groove (102) and the second groove (203) form a first cavity;

and the locking assembly (3) is arranged in the first cavity, one end of the locking assembly (3) is connected with the inner wall of the first groove (102), the other end of the locking assembly is connected with the inner wall of the second groove (203), and the axial displacement of the second clamping piece (2) in the first clamping piece (1) can be limited.

2. The novel anti-pulling hot-charging knife handle according to claim 1, characterized in that: locking subassembly (3) include first connecting rod (302), first connecting rod (302) are followed first direction has third end (301) and fourth end, third end (301) with first recess (102) inner wall threaded connection, the fourth end is equipped with first boss (303), the outer lane of first boss (303) has the screw thread, first boss (303) with second recess (203) inner wall threaded connection.

3. The novel anti-pulling hot-set knife handle according to claim 2, characterized in that: the opening of the second groove (203) is provided with a limiting block (204), and the limiting block (204) is used for limiting the first boss (303) in the second groove (203).

4. The novel anti-pull knife hot-assembly knife handle according to claim 1, characterized in that: the second clamping piece (2) is internally provided with a first channel (4) which penetrates through the first end (201) and the second end (202), the first channel (4) is communicated with the second groove (203), and the first channel (4) is used for placing the locking component (3) into the first cavity.

5. The novel anti-pulling hot-charging knife handle according to claim 1, characterized in that: the locking component is characterized in that a second channel (5) is arranged in the first clamping piece (1), one end of the second channel (5) is communicated with the first groove (102), the other end of the second channel is communicated with the outside, and the second channel (5) is used for extending into the handle to rotate the locking component (3).

6. The novel anti-pulling hot-set knife handle according to claim 5, characterized in that: the middle of the third end (301) is provided with an inner hexagonal hole (6), and the end, close to the locking component (3), of the handle is provided with a clamping part matched with the inner hexagonal hole (6).