CN217890630U

CN217890630U - High rigidity HSK handle of a knife with two pyramis

Info

Publication number: CN217890630U
Application number: CN202122016692.7U
Authority: CN
Inventors: 刘一冉; 蒋林; 李轩
Original assignee: Chongqing Machine Tool Group Co Ltd
Current assignee: Chongqing Machine Tool Group Co Ltd
Priority date: 2021-08-25
Filing date: 2021-08-25
Publication date: 2022-11-25
Anticipated expiration: 2031-08-25

Abstract

The utility model relates to a high rigidity HSK knife handle with double pyramids, belonging to the field of HSK knife system, comprising a first handle body and a second handle body; the first handle body is detachably sleeved with a first flange, and one end of the first handle body is integrally connected with a first pyramid part in a structural mode; a second flange is detachably sleeved outside the second handle body, and one end of the second handle body is integrally connected with a second conical part in a structural mode; the other ends of the first handle body and the second handle body are detachably connected. The two ends of the cutter handle are respectively tensioned through the first conical part and the second conical part, the end faces of the first flange and the second flange are tightly attached to a machine tool spindle, and the cutter handle is in an over-positioning stretching state, so that the rigidity of the cutter handle is improved when the cutter handle is used.

Description

High rigidity HSK handle of a knife with two pyramis

Technical Field

The utility model belongs to HSK cutter system field relates to a high rigidity HSK handle of a knife with two pyramids.

Background

The HSK tool system is widely used for high-speed cutting. The cutting process is carried out at high speed, and the HSK cutter system needs to meet the requirements of higher rigidity, precision and dynamic balance. Static rigidity and dynamic rigidity of the HSK cutter system are important factors influencing machining precision and cutting performance, and the cutter system vibrates due to insufficient rigidity, so that the machining precision is reduced, the abrasion of the cutter is aggravated, and the service life of the cutter is shortened.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims to provide a high rigidity HSK handle of a knife with two pyramis improves handle of a knife rigidity through the design in two pyramis to solve the not enough adverse effect that brings of traditional single pyramis HSK handle of a knife rigidity.

In order to achieve the above purpose, the utility model provides a following technical scheme:

a high-rigidity HSK knife handle with double conical parts comprises a first handle body and a second handle body; the first handle body is detachably sleeved with a first flange, and one end of the first handle body is integrally connected with a first pyramid part in a structural mode; a second flange is detachably sleeved outside the second handle body, and one end of the second handle body is integrally connected with a second conical part in a structural mode; the other ends of the first handle body and the second handle body are detachably connected.

Further, a dynamic balance head is installed in an inner cavity formed by butting the first handle body and the second handle body, a signal receiving module is installed on a flange of the first handle body, an opening is further formed in the first handle body, and the dynamic balance head and the signal receiving module are communicated through the opening.

Furthermore, one end of the second handle body is provided with a threaded hole, the first flange and the first handle body are provided with unthreaded holes corresponding to the threaded hole, and a first screw sequentially penetrates through the first flange, the first handle body and the second handle body to fasten the first flange, the first handle body and the second handle body; the other end of the second handle body is also provided with a threaded hole, the second flange is provided with a unthreaded hole corresponding to the threaded hole, and the second screw sequentially penetrates through the second flange and the second handle body to fasten the second flange and the second handle body.

Further, the first handle body and the second handle body are different in length.

Further, the length of the first handle body is smaller than that of the second handle body.

Furthermore, one end of one of the first handle body and the second handle body, which is connected with the other handle body, is provided with a phase positioning screw, correspondingly, the other handle body is provided with a positioning hole, and the screw head of the phase positioning screw is inserted into the positioning hole.

The beneficial effects of the utility model reside in that:

(1) The traditional HSK knife handle only has one cone part, and is generally tensioned on one side (tensioned by the cone part) and supported on the other side in an auxiliary mode. And the utility model provides a HSK handle of a knife has two pyramids, and the both sides of handle of a knife are taut simultaneously to it is dead through the subsides of flange terminal surface, be in the tensile state of location, thereby improve the rigidity of handle of a knife when using.

(2) The high dynamic balance of the cutter bar is ensured by the built-in dynamic balance head of the cutter handle and the communication of the external signal receiving module.

(3) The precision of the knife handle after the dynamic balance head is assembled and disassembled is ensured through the positioning hole and the phase positioning screw.

Additional advantages, objects, and features of the invention will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the invention. The objectives and other advantages of the invention may be realized and attained by the means of the instrumentalities and/or combinations particularly pointed out in the appended claims.

Drawings

For the purposes of promoting a better understanding of the objects, features and advantages of the invention, reference will now be made to the following detailed description taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic structural view of the phase positioning screw and the positioning hole.

Reference numerals: the device comprises a first handle body 1, a second handle body 2, a first flange 3, a second flange 4, a first conical part 5, a second conical part 6, a first screw 7, a second screw 8, a dynamic balance head 9, a signal receiving module 10, a worm grinding wheel 11, a phase positioning screw 12 and a positioning hole 13.

Detailed Description

The following embodiments of the present invention are provided by way of specific examples, and other advantages and effects of the present invention will be readily apparent to those skilled in the art from the disclosure herein. The present invention can be implemented or applied by other different specific embodiments, and various details in the present specification can be modified or changed based on different viewpoints and applications without departing from the spirit of the present invention. It should be noted that the drawings provided in the following embodiments are only for illustrating the basic idea of the present invention, and the features in the following embodiments and examples may be combined with each other without conflict.

Wherein the showings are for the purpose of illustrating the invention only and not for the purpose of limiting the same, and in which there is shown by way of illustration only and not in any way limiting the scope of the invention; for a better understanding of the embodiments of the present invention, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and descriptions thereof may be omitted.

The same or similar reference numerals in the drawings of the embodiments of the present invention correspond to the same or similar parts; in the description of the present invention, it should be understood that if there are the terms "upper", "lower", "left", "right", "front", "back", etc., indicating the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, it is only for convenience of description and simplification of the description, but not for indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore the terms describing the positional relationship in the drawings are only used for illustrative purposes, and should not be construed as limitations of the present invention, and it will be understood that specific meanings of the above terms can be understood by those skilled in the art according to specific situations.

Referring to fig. 1, a high rigidity HSK tool shank with double pyramids, which is applied to a worm grinding wheel gear grinding machine, includes a first shank 1 and a second shank 2; the first handle body 1 is detachably sleeved with a first flange 3, and one end of the first handle body 1 is integrally connected with a first cone part 5; a second flange 4 is detachably sleeved outside the second handle body 2, and a second conical part 6 is integrally connected to one end of the second handle body 2; the other ends of the first handle body 1 and the second handle body 2 are detachably connected. Wherein the length of the first handle body 1 is smaller than the length of the second handle body 2.

The first taper part 5 and the second taper part 6 are selected according to the standard of the existing HSK knife handle, and can be the same or different, for example, the first taper part 5 adopts HSK-C63 model, and the second taper part 6 adopts HSK-C80 model.

The worm grinding wheel 11 is mounted on the outer peripheral surface formed by butting the first shank 1 and the second shank 2 and is axially positioned by the first flange 3 and the second flange 4. The two ends of the tool holder are tensioned through the first taper part 5 and the second taper part 6 respectively, the end faces of the first flange 3 and the second flange 4 are tightly attached to the main shaft of the machine tool, and the tool holder is in an over-positioning stretching state, so that the rigidity of the tool holder in a use state is improved.

In a specific connection mode, one end of the second handle body 2 is provided with a threaded hole, the first flange 3 and the first handle body 1 are provided with unthreaded holes corresponding to the threaded hole, and a first screw 7 sequentially penetrates through the first flange 3, the first handle body 1 and the second handle body 2 to fasten the first flange 3, the first handle body 1 and the second handle body 2; the other end of the second handle body 2 is also provided with a threaded hole, the second flange 4 is provided with a unthreaded hole corresponding to the threaded hole, and the second screw 8 sequentially penetrates through the second flange 4 and the second handle body 2 to fasten the two.

In addition, a dynamic balance head 9 is installed in an inner cavity formed by butting the first handle body 1 and the second handle body 2, a signal receiving module 10 is installed on a flange of the first handle body 1, an opening is further formed in the first handle body 1, the dynamic balance head 9 and the signal receiving module 10 are communicated through the opening, and high dynamic balance performance of the cutter handle is guaranteed.

As shown in fig. 2, a phase position screw 12 is mounted on the second shank 2 at the end connected to the first shank 1, and accordingly, a positioning hole 13 is provided on the first shank 1, and a screw head of the phase position screw 12 is inserted into the positioning hole 13. The precision of the knife handle after the dynamic balance head 9 is assembled and disassembled is ensured through the positioning hole 13 and the phase positioning screw 12.

Finally, the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting, and although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications or equivalent substitutions may be made to the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all of them should be covered by the scope of the claims of the present invention.

Claims

1. The utility model provides a high rigidity HSK handle of a knife with two pyramids which characterized in that: comprises a first handle body and a second handle body; the first handle body is detachably sleeved with a first flange, and one end of the first handle body is integrally connected with a first pyramid part in a structural mode; a second flange is detachably sleeved outside the second handle body, and one end of the second handle body is integrally connected with a second conical part in a structural mode; the other ends of the first handle body and the second handle body are detachably connected.

2. The high rigidity HSK tool shank with double tapers of claim 1, wherein: the dynamic balance head is installed in an inner cavity formed by butt joint of the first handle body and the second handle body, the signal receiving module is installed on a flange of the first handle body, an opening is further formed in the first handle body, and the dynamic balance head and the signal receiving module are communicated through the opening.

3. The high rigidity HSK tool shank with double taper of claim 1, wherein: one end of the second handle body is provided with a threaded hole, the first flange and the first handle body are provided with unthreaded holes corresponding to the threaded hole, and a first screw sequentially penetrates through the first flange, the first handle body and the second handle body to be fastened and connected with the first flange, the first handle body and the second handle body; the other end of the second handle body is also provided with a threaded hole, the second flange is provided with a unthreaded hole corresponding to the threaded hole, and the second screw sequentially penetrates through the second flange and the second handle body to be fixedly connected with the second flange and the second handle body.

4. The high rigidity HSK tool shank with double taper of claim 1, wherein: the first handle body and the second handle body are different in length.

5. The high rigidity HSK knife handle with double tapers of claim 4, wherein: the length of the first handle body is less than the length of the second handle body.

6. The high rigidity HSK tool shank with double taper of claim 1, wherein: one end of one of the first handle body and the second handle body, which is connected with the other handle body, is provided with a phase positioning screw, correspondingly, the other handle body is provided with a positioning hole, and the screw head of the phase positioning screw is inserted into the positioning hole.