CN209124976U

CN209124976U - A kind of side set forming cutter of interchangeable bit

Info

Publication number: CN209124976U
Application number: CN201821903155.6U
Authority: CN
Inventors: 朱保江
Original assignee: Dongguan Jierui Hardware Co Ltd
Current assignee: Dongguan Jierui Hardware Co Ltd
Priority date: 2018-11-19
Filing date: 2018-11-19
Publication date: 2019-07-19
Anticipated expiration: 2028-11-19

Abstract

The utility model discloses a kind of side set forming cutters of interchangeable bit, including knife handle, bottom in knife handle is equipped with groove, the top of groove is fixedly connected with spring, the middle part of knife handle bottom end is equipped with the first cross recess, the outer wall of knife handle bottom is fixedly connected with snap ring, the bottom end of knife handle is connected together by snap ring and has clip, the middle part of clip is equipped with the second cross recess, the bottom of knife handle is connected together by clip and has cutter head, the top of cutter head is fixedly connected with pitman, the middle part of cutter head is equipped with cross fixture block, the middle part of cutter head bottom end is equipped with waste material circular groove, the avris of cutter head bottom is angularly set there are four waste material side channel, a kind of side set forming cutter of interchangeable bit of the utility model, pass through the setting of knife handle and tool bit connecting structure, it is convenient for changing cutter head, reduce the waste of material；By the setting of groove, pitman and spring, the connection of cutter head and knife handle can be stablized, and there is certain damping effect.

Description

A kind of side set forming cutter of interchangeable bit

Technical field

The utility model relates to a kind of side set forming cutter, in particular to the side set forming cutter of a kind of interchangeable bit belongs to Cutting-tool engineering field.

Background technique

Cutter is the tool that machining is used in machine-building, also known as cutting element, and most of cutter is that machine is used , but also have hand.The cutter as used in machine-building is substantially all for cutting metal material, so " cutter " one Word is generally just interpreted as metal cutting tool.

General side set forming cutter knife handle and cutter head are integrated setting, and cutter head is easy to crumble at work, after cutter head crumbles Whole cutter is then needed replacing, be easy to cause the waste of material, and the scrap generated when the work of general side set forming cutter is difficult To clean up, cutter work is influenced.

Utility model content

The purpose of this utility model is to provide a kind of side set forming cutters of interchangeable bit, to solve above-mentioned background technique The general side set forming cutter knife handle and cutter head of middle proposition are integrated setting, and cutter head is easy to crumble at work, after cutter head crumbles Whole cutter is then needed replacing, be easy to cause the waste of material, and the scrap generated when the work of general side set forming cutter is difficult To clean up, the problem of cutter works is influenced.

To achieve the above object, the utility model provides the following technical solutions: a kind of side set forming cutter of interchangeable bit, Including knife handle, the bottom in the knife handle is fixed with groove, and the top of the groove is fixedly connected with spring, the knife handle bottom The first cross recess is fixed in the middle part of end, the outer wall of the knife handle bottom is fixedly connected with snap ring, and the bottom end of the knife handle is logical Crossing the snap ring and being connected together has clip, and the second cross recess is fixed in the middle part of the clip, and the bottom of the knife handle passes through The clip, which is connected together, cutter head, and the top of the cutter head is fixedly connected with pitman, is fixed in the middle part of the cutter head Cross fixture block is fixed with waste material circular groove in the middle part of the cutter head bottom end, and the avris of the cutter head bottom is uniformly fixed with four A waste material side channel.

As a kind of optimal technical scheme of the utility model, the size of first cross recess, second cross recess Size it is identical with the size of the cross fixture block, the position of first cross recess, the position of second cross recess and institute The position for stating cross fixture block is mutually correspondingly arranged.

As a kind of optimal technical scheme of the utility model, the circle end face diameter of the groove and the circle of the pitman End face diameter is equal.

As a kind of optimal technical scheme of the utility model, the length of the pitman is less than the length of the groove.

As a kind of optimal technical scheme of the utility model, the bottom of the cutter head is equipped with multi-layer cutter blade.

Compared with prior art, the utility model has the beneficial effects that a kind of side set of interchangeable bit of the utility model Forming cutter is convenient for changing cutter head by the setting of knife handle and tool bit connecting structure, reduces the waste of material；Pass through groove, connection The setting of stick and spring can stablize the connection of cutter head and knife handle, and have certain damping effect；By waste material circular groove and give up The setting for expecting side channel, facilitates collection scrap, and scrap is avoided to influence cutter work.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model entirety；

Fig. 2 is the structural schematic diagram of the utility model cutter head；

Fig. 3 is the structural schematic diagram of the utility model knife handle bottom end；

Fig. 4 is the structural schematic diagram of the utility model clip bottom end；

Fig. 5 is the structural schematic diagram of the utility model cutter head bottom end.

In figure: 1, knife handle；2, groove；3, spring；4, snap ring；5, clip；6, the first cross recess；7, the second cross recess；8, Cutter head；9, cross fixture block；10, pitman；11, waste material circular groove；12, waste material side channel.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-5 is please referred to, the utility model provides a kind of side set forming cutter of interchangeable bit, including knife handle 1, knife handle Bottom in 1 is fixed with groove 2, facilitates and pitman 10 is inserted in groove 2, and the top of groove 2 is fixedly connected with spring 3, Help to pop up cutter head 8, and there is certain damping effect, is fixed with the first cross recess 6,1 bottom of knife handle in the middle part of 1 bottom end of knife handle The outer wall in portion is fixedly connected with snap ring 4, and the bottom end of knife handle 1 is connected together by snap ring 4 and has clip 5, and the middle part fixation of clip 5 is set There is the second cross recess 7, the bottom of knife handle 1 is connected together by clip 5 and has cutter head 8, and the top of cutter head 8 is fixedly connected with pitman 10, the middle part of cutter head 8 is fixed with cross fixture block 9, and cross fixture block 9 can be sticked in the first cross recess 6, then passes through rotation clip 5, the position of be staggered the second cross recess 7 and the first cross recess 6 can engage cutter head 8, and cutter head is fixed with waste material in the middle part of 8 bottom end Circular groove 11, the avris of 8 bottom of cutter head are uniformly fixed with four waste material side channels 12, facilitate storage cutter head 8 to generate when working useless Bits avoid scrap from influencing cutter work.

Preferably, the size of the first cross recess 6, the size of the second cross recess 7 are identical with the size of cross fixture block 9, and second The position of cross recess 7 and the position of cross fixture block 9 are mutually correspondingly arranged, and facilitate engaging knife handle 1 and cutter head 8.

Preferably, the circle end face diameter of groove 2 and the circle end face diameter of pitman 10 are equal, convenient for pitman 10 to be inserted into In groove 2.

Preferably, the length of pitman 10 is less than the length of groove 2, so that spring 3 has extendable room.

Preferably, the bottom of cutter head 8 is equipped with multi-layer cutter blade, conducive to hole of different shapes is processed.

When specific installation, a kind of side set forming cutter of interchangeable bit of the utility model rotates clip 5, so that the 10th Word slot 6 is overlapped with 7 position of the second cross recess in same vertical direction, by cutter head 8 cross fixture block 9 and the first cross recess 6 and The alignment of second cross recess 7, and cross fixture block 9 is sticked in the first cross recess 6, meanwhile, pitman 10 is inserted into groove 2, Clip 5 is rotated, the second cross recess 7 is staggered with the first cross recess 6, and cutter head 8 is the bottom for being engaged in knife handle 1, will by knife handle 1 The cutter is connect with machine to devote oneself to work, and when cutter head 8 crumbles, only need to be removed cutter head 8 through the above way and be carried out Replacement, waste material circular groove 11 and waste material side channel 12 can store scrap when cutter works, and scrap is avoided to influence cutter work.

In the description of the present invention, it should be understood that term " coaxial ", " bottom ", " one end ", " top ", " in The orientation of the instructions such as portion ", " other end ", "upper", " side ", " top ", "inner", " front ", " center ", " both ends " or position are closed System is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of describing the present invention and simplifying the description, rather than The device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot It is construed as a limitation of the present invention.

In addition, term " first ", " second ", " third ", " the 4th " are used for description purposes only, and should not be understood as instruction or It implies relative importance or implicitly indicates the quantity of indicated technical characteristic, define " first ", " second ", " the as a result, Three ", the feature of " the 4th " can explicitly or implicitly include at least one of the features.

In the present invention unless specifically defined or limited otherwise, term " installation ", " setting ", " connection ", " Gu Calmly ", the terms such as " being screwed on " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integral； It can be mechanical connection, be also possible to be electrically connected；It can be directly connected, can also indirectly connected through an intermediary, it can be with It is the interaction relationship of the connection or two elements inside two elements, unless otherwise restricted clearly, for this field For those of ordinary skill, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of side set forming cutter of interchangeable bit, including knife handle (1), which is characterized in that the bottom in the knife handle (1) is solid Surely groove (2) are equipped with, the top of the groove (2) is fixedly connected with spring (3), and the middle part fixation of knife handle (1) bottom end is set Have the first cross recess (6), the outer wall of knife handle (1) bottom is fixedly connected with snap ring (4), and the bottom end of the knife handle (1) passes through The snap ring (4) is connected together and has clip (5), is fixed with the second cross recess (7), the knife handle in the middle part of the clip (5) (1) bottom is connected together by the clip (5) to be had cutter head (8), and the top of the cutter head (8) is fixedly connected with pitman (10), it is fixed with cross fixture block (9) in the middle part of the cutter head (8), waste material circle is fixed in the middle part of cutter head (8) bottom end The avris of slot (11), cutter head (8) bottom is uniformly fixed with four waste material side channels (12).

2. a kind of side set forming cutter of interchangeable bit according to claim 1, it is characterised in that: first cross recess (6) size of size, second cross recess (7) is identical with the size of the cross fixture block (9), first cross recess (6) the position of position, second cross recess (7) and the position of the cross fixture block (9) is mutually correspondingly arranged.

3. a kind of side set forming cutter of interchangeable bit according to claim 1, it is characterised in that: the groove (2) The circle end face diameter of circle end face diameter and the pitman (10) is equal.

4. a kind of side set forming cutter of interchangeable bit according to claim 1, it is characterised in that: the pitman (10) Length be less than the groove (2) length.

5. a kind of side set forming cutter of interchangeable bit according to claim 1, it is characterised in that: the cutter head (8) Bottom is equipped with multi-layer cutter blade.