CN218015995U

CN218015995U - Oil circuit handle of a knife

Info

Publication number: CN218015995U
Application number: CN202221887332.2U
Authority: CN
Inventors: 刘传伟
Original assignee: Suzhou Honglite Machinery Co ltd
Current assignee: Suzhou Honglite Machinery Co ltd
Priority date: 2022-07-21
Filing date: 2022-07-21
Publication date: 2022-12-13
Anticipated expiration: 2032-07-21

Abstract

The utility model provides an oil circuit handle of a knife uses in handle of a knife technical field, and its technical scheme main points are: the side wall is provided with a water inlet communicated with external liquid supply equipment; a liquid storage cavity communicated with the water inlet is formed between the inner wall of the shell and the outer wall of the knife handle body; one end of the cutter handle body is provided with a clamping section for fixing a cutter; the clamping section includes: the clamping device comprises a clamping groove, a plurality of clamping blocks and a screwing cover, wherein the clamping groove is positioned in the middle of a tool handle body and is arranged along the axis direction of the tool handle body; be formed with between clamping groove and the cutter and divide the liquid chamber that liquid storage chamber and the hole of cutter communicate to have between the cutter technical effect be: the requirement of flushing and cooling of the outer part and the inner part is simultaneously convenient for workers to assemble.

Description

Oil circuit handle of a knife

Technical Field

The utility model relates to a handle of a knife technical field especially relates to an oil circuit handle of a knife.

Background

The oil circuit handle of a knife is a special handle of a knife with cooling pipeline connects, mainly used deep hole processing, coolant liquid flows in the hole of the cutter of dress on the handle of a knife through the water course in the handle of a knife through the coupling, spout from the cutter bottom, the coolant liquid that has absorbed the cutter cutting heat is collected by the water tank and is got back to the coupling through the pipeline by the water pump again, thereby coolant liquid recycles so and reaches the purpose of cooling the cutter, be applicable to interior cooling carbide drill bit and use, can realize outer cold function in the commentaries on classics fast, iron fillings can effectively be got rid of in the high pressure interior cold, promote machining efficiency, reduce cutting edge temperature extension drill bit life.

The installation process of the existing oil way cutter handle is complex, and the oil way cutter handle with a simpler structure is required to meet the requirements of washing and cooling the outside and the internal path, and is convenient for workers to install cutters, so that the working efficiency is improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an oil circuit handle of a knife, its advantage is convenient for again staff's equipment when satisfying outside and interior way flushing cooling's requirement.

To achieve the above and other related objects, the present invention provides the following technical solutions:

an oil circuit handle, comprising:

the side wall is provided with a shell with a water inlet communicated with external liquid supply equipment;

the knife handle body is rotatably connected in the shell, and a liquid storage cavity communicated with the water inlet is formed between the inner wall of the shell and the outer wall of the knife handle body;

one end of the cutter handle body is provided with a clamping section for fixing a cutter;

the clamping section includes: the clamping groove is positioned at the end part of the cutter handle and arranged along the axial direction of the cutter handle body, the clamping blocks are arranged along the circumference of the clamping groove, and the screwing cover is covered on the clamping blocks to control the size of the clamping groove aperture between the clamping blocks;

a liquid separating cavity for communicating the liquid storage cavity with the inner hole of the cutter is formed between the clamping groove and the cutter; and flow passages communicated with the liquid dividing cavity are formed in the clamping blocks, extend to the end face of the bottom of each clamping block and are communicated with spray holes.

Through the technical scheme, the liquid storage cavity formed between the shell and the cutter handle body is used for storing and guiding the cooling liquid flowing in from the outside into the cutter handle body, so that the traditional external cooling is converted into internal cooling; the clamping section is used for fixing the cutter on the cutter handle body; the clamping groove is used for mounting a cutter; the clamping blocks arranged along the circumference of the clamping groove are elastically deformed by rotating the cover, so that the size of the clamping groove in the center of the clamping blocks is changed, and the tool handle body can be adapted to tools with different specifications; the liquid dividing cavity is used for guiding water in the liquid storage cavity into the inner hole of the cutter, so that the requirement of flushing and cooling an inner path is met; the flow channel communicated with the clamping block is used for guiding cooling liquid into the bottom of the clamping block, and the spray holes formed in the bottom of the clamping block are used for spraying the cooling liquid on the outer surface of the cutter, so that the outside and the inside of the cutter are simultaneously washed and cooled, the cutter cooling effect is better, and the service life of the cutter is prolonged; the whole structure of the knife handle is simple and the knife handle is easy to install by workers.

In an embodiment of the present invention, the plurality of clamping blocks form a clamping portion of a conical structure, and the interior of the screwing cover is of a conical structure;

the screwing cover is in threaded connection with the clamping part.

Through above-mentioned technical scheme, the tight portion of clamp and the inner wall of toper structure and the tight lid of screwing are joined in marriage threaded connection, press from both sides tight piece precession according to the toper and screw up the different length of lid, and the elastic deformation that the tight portion of clamp produced changes the size in clamping groove aperture, and then makes the cutter of the different specification and dimension of handle of a knife body adaptation.

In an embodiment of the present invention, a bearing is disposed between the inner wall of the housing and the outer wall of the handle body.

Through the technical scheme, the bearing can enable the cutter handle body to rotate on the shell at a high speed, and further production efficiency is improved.

In an embodiment of the utility model, be located the handle of a knife body is kept away from clamping section one side and is provided with conical installation head, overhead integrated into one piece of installation has the limiting plate, the spacing groove has been seted up on the limiting plate.

Through the technical scheme, the mounting head is used for being connected with a machine body main shaft of the numerical control machine tool, the limiting plate is used for limiting the length of the mounting head inserted into the machine body, and the limiting groove is used for limiting the position of the oil circuit knife handle mounted on the machine body, so that the oil circuit knife handle is correctly mounted on the machine body, and the best using effect is achieved.

In an embodiment of the present invention, a limiting block for limiting the depth of the tool inserting into the clamping groove is disposed on the circumference of the tool.

Through the technical scheme, the limiting block arranged on the cutter is used for limiting the depth of the cutter inserted into the clamping groove and preventing the depth of the liquid separating cavity from being too large or too small; when the depth of the liquid separation cavity is larger, the cutter can be clamped firmly; the smaller the depth of the liquid separation cavity is, the amount of cooling liquid in the liquid separation cavity is not enough to be separated into the inner hole and the spray hole of the cutter, and the cooling effect is affected.

In an embodiment of the present invention, the inner hole of the cutter is disposed along an outer wall close to the cutter.

Through above-mentioned technical scheme, the hole on the cutter is established and is being close to the outer wall position, prevents that the hole from setting up at the cutter middle part, leads to the intensity reduction of cutter, and the cracked condition of cutter probably appears in the during operation to improve the life of cutter.

As mentioned above, the utility model discloses an oil circuit handle of a knife has following beneficial effect:

1. the liquid dividing cavity leads cooling liquid into the inner hole of the cutter and the spray holes at the bottom end of the clamping block respectively, so that the requirement of simultaneous cooling of the exterior and the interior of the oil way cutter handle can be met simultaneously, the cooling effect is better, and the service life of the cutter is prolonged;

2. the clamping block is connected with the screwing cover through threads, so that workers can assemble and disassemble the cutter conveniently; the clamping part and the inner structure of the conical structure are matched with the screwing cover, and the different lengths of the screwing cover can be screwed according to the clamping block, so that the size of the aperture of the clamping groove is changed, and the cutter handle body is matched with cutters of different specifications and sizes.

Drawings

Fig. 1 is a cross-sectional view of the overall structure of an embodiment of the present invention;

FIG. 2 is a schematic structural view of a tool shank body according to an embodiment of the present invention;

fig. 3 is a bottom schematic view of the overall structure of the embodiment of the present invention.

Reference numerals: 1. a housing; 2. a water inlet; 30. a knife handle body; 310. a fixed section; 311. a mounting head; 312. a limiting plate; 313. a limiting groove; 321. a clamping section; 322. clamping grooves; 323. a clamping portion; 324. a clamping block; 325. screwing the cover tightly; 13. a liquid storage cavity; 14. a cutter; 15. an inner bore; 16. a liquid separation cavity; 17. spraying a hole; 18. a bearing; 19. a limiting block; 20. a limiting rod; 21. an annular fixed plate; 22. a through hole; 23. and (4) an anti-slip groove.

Detailed Description

The following description is provided for illustrative purposes, and other advantages and features of the present invention will become apparent to those skilled in the art from the following detailed description.

Please refer to fig. 1 to 3. It should be understood that the structure, ratio, size and the like shown in the drawings attached to the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by those skilled in the art, and are not used for limiting the limit conditions that the present invention can be implemented, so that the present invention has no technical essential meaning, and any structure modification, ratio relationship change or size adjustment should still fall within the scope that the technical content disclosed in the present invention can cover without affecting the function that the present invention can produce and the purpose that the present invention can achieve. In addition, the terms such as "upper", "lower", "left", "right", "middle" and "one" used in the present specification are used for clarity of description only, and are not used to limit the scope of the present invention, and the relative relationship between the terms may be changed or adjusted without substantial technical changes.

Referring to fig. 1, the utility model provides an oil circuit knife handle, which comprises a shell 1 and a knife handle body 30; the shell 1 is a cylinder with an annular section, a limiting rod 20 is welded on one side of the outer wall of the shell 1, a water inlet 2 is formed in one side of the outer wall of the shell, and the water inlet 2 is communicated with external liquid supply equipment; an annular groove is formed in the middle of the inner wall of the shell 1; two ends of the shell 1 are respectively provided with two containing grooves, bearings 18 with the same inner diameter as that of the shell 1 are respectively arranged in the two containing grooves, and annular fixing plates 21 for fixing the bearings 18 in the containing grooves are respectively fixed on the two containing grooves through bolts; the knife handle body 30 is connected to the shell 1 in a manner of clinging to the inner wall of the bearing 18 in a rotating manner; the outer wall of the knife handle body 30 and the annular groove are closed to form a liquid storage cavity 13, and the liquid storage cavity 13 is communicated with the water inlet 2.

Referring to fig. 1 and 3, the tool holder body 30 includes a fixing section 310 and a clamping section 321 respectively located at two ends of the tool holder body 30, the fixing section 310 includes a mounting head 311, a limiting plate 312 and two limiting grooves 313, the mounting head 311 is a conical structure, the limiting plate 312 is integrally formed at the bottom of the mounting head 311, and the limiting grooves 313 are symmetrically formed on the limiting plate 312; the clamping section 321 comprises a clamping groove 322 which is located at the end of the tool holder body 30 and is arranged along the axial direction of the tool holder body 30, a plurality of clamping blocks 324 which are arranged along the circumference of the clamping groove 322, and a screwing cover 325 which is covered on the clamping blocks 324 to control the aperture size of the clamping groove 322 between the plurality of clamping blocks 324, so that the clamping blocks 324 clamp the tool in a deformation mode; the cutter 14 used in this embodiment is a cutter 14 matched with the oil-way cutter handle of this embodiment for machining, a limiting block 19 is welded on the circumferential surface of the cutter 14, and three inner holes 15 close to the outer wall of the cutter 14 are formed in the cutter 14; when the cutter 14 is installed in the clamping groove 322, the limiting block 19 limits the depth of the cutter 14 inserted into the clamping groove 322, so that the cutter 14 and the clamping groove 322 form a liquid separating cavity 16 in the cutter handle body 30, and a through hole 22 for communicating the liquid storing cavity 13 with the liquid separating cavity 16 is formed in the cutter handle body 30 between the liquid storing cavities 13.

Referring to fig. 1, 2 and 3, a plurality of clamping blocks form a clamping part 323 with a conical structure, and threads are arranged on the outer circumferential surface of the tool holder body 30 at the upper end of the clamping part 323; a gap for the clamping blocks to move is arranged between every two adjacent clamping blocks; each clamping block 324 is provided with a flow channel communicated with the liquid dividing cavity 16, and the flow channel extends to the end face of the bottom of the clamping block 324 and is communicated with a spray hole 17; a circular hole is formed in the bottom plate of the screwing cover 325, and the diameter of the circular hole is smaller than the diameter of the bottom surface of the clamping portion 323 and larger than the diameter of a circle formed by the plurality of spray holes 17; the inner part of the screwing cover 325 is in a conical structure, and the inner wall of the screwing cover 325 is provided with internal threads; four anti-slip grooves 23 are uniformly formed in the outer wall of the screwing cover 325 along the height direction of the screwing cover 325.

The using process is briefly described as follows: installing the tool holder body 30 in the shell 1, installing the tool 14 in the clamping hole, screwing the screwing cover 325 on the clamping part 323, and completing the assembly of the oil circuit tool holder; then the mounting head 311 of the tool holder body 30 is mounted at the lower end of the main shaft of the machine tool body, and the water inlet 2 is communicated with external cooling liquid; the limiting rod 20 on the shell 1 is in abutting connection with a limiting device on a machine tool; during processing and manufacturing, cooling liquid flows into the liquid separating cavity 16 from the liquid storage cavity 13, and then is respectively guided into the inner hole 15 of the cutter 14 and the spray holes 17 at the bottom of the clamping block 324 from the liquid separating cavity 16, so that internal cooling and external cooling of the cutter 14 are realized, and a better cooling effect is achieved.

To sum up, the liquid separating cavity of the utility model guides the cooling liquid into the inner hole of the cutter and the spray holes at the bottom end of the clamping block respectively, so that the oil circuit cutter handle can meet the requirement of simultaneous cooling of the outside and the inside at the same time, the cooling effect is better, and the service life of the cutter is prolonged; the clamping block is in threaded connection with the screwing cover, so that workers can assemble and disassemble the cutter conveniently; the clamping part of the conical structure is matched with the screwing cover, and the different lengths of the screwing cover can be screwed according to the clamping block, so that the size of the aperture of the clamping groove is changed, and the cutter handle body is matched with cutters of different specifications and sizes. Therefore, the utility model effectively overcomes various defects in the prior art and has high industrial utilization value.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. An oil circuit handle of a knife, its characterized in that includes:

the side wall is provided with a water inlet (2) which is communicated with a shell (1) of external liquid supply equipment;

the knife handle body (30) is rotatably connected in the shell (1), and a liquid storage cavity (13) communicated with the water inlet (2) is formed between the inner wall of the shell (1) and the outer wall of the knife handle body (30);

one end of the knife handle body (30) is provided with a clamping section (321) for fixing a knife (14);

the clamping section (321) comprises: the tool holder comprises a clamping groove (322) which is positioned at the end part of the tool holder body (30) and arranged along the axial direction of the tool holder body (30), a plurality of clamping blocks (324) which are arranged along the circumference of the clamping groove (322), and a screwing cover (325) which is covered on the clamping blocks (324) to control the aperture size of the clamping groove (322) among the plurality of clamping blocks (324);

a liquid separating cavity (16) which is used for communicating the liquid storage cavity (13) with an inner hole (15) of the cutter (14) is formed between the clamping groove (322) and the cutter (14); and flow passages communicated with the liquid dividing cavity (16) are formed in the plurality of clamping blocks (324), extend to the end face of the bottom of each clamping block (324), and are communicated with the spray holes (17).

2. The oil circuit tool shank according to claim 1, characterized in that: the clamping blocks (324) form a clamping part (323) with a conical structure, and the interior of the screwing cover (325) is of a conical structure;

the screwing cover (325) is in threaded connection with the clamping part (323).

3. The oil circuit tool shank according to claim 1, characterized in that: a bearing (18) is arranged between the inner wall of the shell (1) and the outer wall of the knife handle body (30).

4. The oil circuit tool shank according to claim 1, characterized in that: the tool holder is characterized in that a conical mounting head (311) is arranged on one side, away from the clamping section (321), of the tool holder body (30), a limiting plate (312) is integrally formed on the mounting head (311), and a limiting groove (313) is formed in the limiting plate (312).

5. The oil circuit tool shank according to claim 1, characterized in that: and a limiting block (19) for limiting the depth of the cutter (14) inserted into the clamping groove (322) is arranged on the circumference of the cutter (14).

6. The oil circuit tool shank according to claim 1, characterized in that: the inner hole (15) on the cutter (14) is arranged along the outer wall close to the cutter (14).