CN222470963U

CN222470963U - Composite cutter with replaceable cutter head

Info

Publication number: CN222470963U
Application number: CN202421263026.0U
Authority: CN
Inventors: 沈冰熔
Original assignee: Shanghai Jingchi Precision Tools Co ltd
Current assignee: Shanghai Jingchi Precision Tools Co ltd
Priority date: 2024-06-04
Filing date: 2024-06-04
Publication date: 2025-02-14
Anticipated expiration: 2034-06-04

Abstract

The utility model relates to a removable compound cutter of tool bit belongs to compound cutter field, including installation handle, spherical cutter, disc cutter, install in inside and be used for realizing the fixed ball sword mounting structure of spherical cutter installation of installation handle, install in inside and be used for realizing the fixed disc sword mounting structure of disc cutter installation of installation handle. The composite cutter with the replaceable cutter head realizes the installation of the spherical cutter and the disc cutter through two different installation modes, so that the disc cutter and the spherical cutter are conveniently and independently replaced after the cutter is worn, the material waste caused by replacing the two cutters is avoided, and because the two installation modes are respectively independently designed, the disassembly and assembly processes of the disc cutter and the spherical cutter are not mutually interfered, and a worker can conveniently and independently disassemble and assemble one cutter, so that the use is more convenient, the practicability of the composite cutter is effectively enhanced, and the utilization rate of the cutter is improved.

Description

Composite cutter with replaceable cutter head

Technical Field

The utility model relates to the technical field of composite cutters, in particular to a composite cutter with a replaceable cutter head.

Background

The tool is a tool for cutting machining in machine manufacturing, also called a cutting tool, and the compound tool is a special tool for combining two or more similar or different hole machining tools into a whole, can finish the compounding of multiple processes such as drilling, reaming, countersinking, boring and the like in the process of one-step machining, and has the forming machining characteristics of high efficiency, high precision and high reliability.

Please refer to a compound cutter convenient to change of patent publication number CN215145337U, put forward in this patent "compound cutter among the prior art need be with two kinds of cutters synchronous change after using wearing and tearing, unable individual change, when only wearing and tearing when having one kind of cutter, change two kinds of cutters and have extravagant material's problem". This patent is through setting up the connecting block on the installation handle, connect through first dismantlement subassembly between disc cutter and the connecting block, connect disc cutter and spherical cutter through the second dismantlement subassembly, further conveniently dismantle disc cutter and spherical cutter, conveniently change disc cutter and spherical cutter alone, save material, improve the utilization ratio of cutter.

However, although the disc cutter and the spherical cutter can be independently replaced, the spherical cutter is removed firstly when the disc cutter is replaced, and the spherical cutter can be installed only after the disc cutter is installed when the disc cutter is installed, so that the operation process of independently replacing the disc cutter is complicated, the use is not convenient enough, and the use effect is poor.

Disclosure of utility model

Aiming at the defects of the prior art, the utility model provides a composite cutter with a replaceable cutter head, which is characterized in that the composite cutter is capable of independently replacing a disc cutter and a spherical cutter, and the disassembly and the assembly of two different cutters are not interfered, so that the disassembly, the assembly and the replacement of a single cutter are more convenient, the practicability of the device is effectively improved, and the like.

In order to achieve the aim, the utility model provides the technical scheme that the composite cutter with the replaceable cutter head comprises a mounting handle, a spherical cutter, a disc cutter, a spherical cutter mounting structure which is arranged in the mounting handle and is used for realizing the mounting and fixing of the spherical cutter, and a disc cutter mounting structure which is arranged in the mounting handle and is used for realizing the mounting and fixing of the disc cutter;

The ball cutter mounting structure comprises an insertion block fixedly connected to the top of the ball cutter and extending into the mounting handle, a rotating shaft rotatably connected to the inside of the mounting handle, a limiting block fixedly connected to the bottom of the rotating shaft and in sliding fit with the insertion block, and a rotating wheel fixedly connected to the top of the rotating shaft;

The disc cutter mounting structure comprises a limiting clamping block fixedly connected to the outer side of the mounting handle and clamped with a disc cutter, a rotating supporting block which is rotationally connected to the inner side of the mounting handle and is three in number, a threaded rod which is rotationally connected to the inner side of the mounting handle and corresponds to the position of the rotating supporting block, a threaded block which is in threaded connection with the outer side of the threaded rod, a connecting rod which is rotationally connected to the end part of the rotating supporting block and is hinged with the threaded block, and a transmission adjusting assembly which is installed in the inner side of the mounting handle and is used for linking each threaded rod.

Optionally, the installation handle is T-shaped structure, the constant head tank of sliding fit with installation handle lower half is seted up at the top of spherical cutter.

By adopting the technical scheme, the lower half part of the mounting handle is conveniently extended into the spherical cutter by the positioning groove, so that the positioning accuracy of the spherical cutter on the mounting handle is conveniently kept.

Optionally, the top of inserted block has been seted up and has been had the inserted hole that corresponds with stopper position, the inside of inserted block has been seted up and has been slided the spacing groove of changeing of adaptation with the stopper, and spacing groove of changeing and inserted hole intercommunication.

Through adopting above-mentioned technical scheme, conveniently make the stopper utilize the inserted hole to extend to inside the inserted block to make the stopper utilize spacing groove that changes to take place to rotate in the inserted block, so that utilize the interference effect of stopper and inserted block to keep the installation stability of stopper and inserted block

Optionally, the side of keeping away from the installation handle axis of screw thread piece is fixedly connected with and is articulated with the articulated removal slider of connecting rod, the outside of installation handle has been seted up and has been removed the shift chute of slider slip adaptation.

Through adopting above-mentioned technical scheme, conveniently make the removal slider utilize the shift chute to move in the installation handle to the activity of keeping the removal slider is stable, and then plays restriction screw thread piece pivoted effect.

Optionally, the transmission adjusting part includes fixed connection in the drive gear at threaded rod top, sliding connection in inside and with drive gear engagement's the rotation ring gear of installation handle, fixed connection in rotate the ring gear top and with the action bars of installation handle slip adaptation, install in installation handle top and be used for restricting the limit structure of action bars and runner activity.

Through adopting above-mentioned technical scheme, conveniently make the rotation ring gear utilize with drive gear's transmission effect drive threaded rod rotation to realize the synchronous rotation of threaded rod in the three direction.

Optionally, the outside fixedly connected with of rotation ring gear is a plurality of limit slider, the restriction spout of the interior of installation handle with limit slider slip adaptation has been seted up.

By adopting the technical scheme, the limiting sliding block can conveniently move in the mounting handle by utilizing the limiting sliding groove, so that the positioning and mounting of the rotating toothed ring can be conveniently realized, and the moving stability of the rotating toothed ring can be kept.

Optionally, the limit structure includes swing joint in limit cap at installation handle top, set up in limit cap bottom and with the spacing race of runner slip adaptation, set up in limit cap bottom and with the gag lever post groove of action bars slip adaptation.

Through adopting above-mentioned technical scheme, conveniently make the runner utilize spacing race to extend to in the spacing lid to make the action bars utilize spacing pole groove to extend to in the spacing lid, so that make spacing lid restriction action bars and runner around the rotation of installation handle axis

Optionally, the bottom fixedly connected with of spacing lid extends to the inside location inserted bar of installation handle, the quantity of location inserted bar is a plurality of, and the location inserted bar is circumference evenly arranged.

Through adopting above-mentioned technical scheme, the rotation of the spacing lid self of convenient location inserted bar restriction that utilizes the insert installation handle to the effect of spacing to action bars and runner is kept to the convenience.

Compared with the prior art, the technical scheme of the application has the following beneficial effects:

Because the two mounting modes are independent designs, the disassembly and assembly processes of the disc cutter and the spherical cutter are not mutually interfered, and a worker can conveniently and independently disassemble and assemble one cutter, so that the disassembly and assembly and replacement operation of a single cutter are more convenient, the use is more convenient, the practicability of the composite cutter is further effectively enhanced, and the utilization rate of the cutter is improved.

Drawings

FIG. 1 is a cross-sectional view of the structure of the present utility model;

FIG. 2 is a schematic view of the structure of the mounting shank of the present utility model;

FIG. 3 is a top view of the structure of the spherical cutter of the present utility model;

Fig. 4 is a top cross-sectional view of the rotary ring gear of the present utility model.

In the figure, 1, a mounting handle, 101, a shifting chute, 102, a limiting chute, 103, a limiting clamping block, 2, a rotating shaft, 3, a limiting block, 4, a rotating wheel, 5, a spherical cutter, 501, a positioning groove, 6, an inserting block, 601, an inserting port, 602, a limiting rotating groove, 7, a disc cutter, 8, a threaded rod, 9, a threaded block, 10, a moving sliding block, 11, a connecting rod, 12, a rotating abutting block, 13, a transmission gear, 14, a rotating toothed ring, 1401, a limiting sliding block, 15, an operating rod, 16, a limiting cover, 1601, a positioning inserting rod, 1602, a limiting rod groove, 1603 and a limiting wheel groove.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, a composite cutter with replaceable cutter head in this embodiment includes a mounting handle 1, a spherical cutter 5, a disc cutter 7, a spherical cutter mounting structure mounted inside the mounting handle 1 for realizing the mounting and fixing of the spherical cutter 5, and a disc cutter mounting structure mounted inside the mounting handle 1 for realizing the mounting and fixing of the disc cutter 7.

In the embodiment, the ball cutter mounting structure comprises an insert 6 fixedly connected to the top of the ball cutter 5 and extending into the mounting handle 1, a rotating shaft 2 rotatably connected to the inside of the mounting handle 1, a limiting block 3 fixedly connected to the bottom of the rotating shaft 2 and in sliding fit with the insert 6, and a rotating wheel 4 fixedly connected to the top of the rotating shaft 2, wherein the movement of the insert 6 is conveniently limited by the limiting block 3, and the mounting of the ball cutter 5 on the mounting handle 1 is realized.

Wherein, installation handle 1 is T shape structure, and the constant head tank 501 of sliding fit with installation handle 1 latter half has been seted up at the top of spherical cutter 5, conveniently makes installation handle 1 utilize constant head tank 501 to extend to in the spherical cutter 5 to the location of guarantee spherical cutter 5 on installation handle 1 is accurate.

Wherein, insert 6's top has been seted up and has been limited by the spacing runner 602 that corresponds with stopper 3 position, insert 6's inside has been seted up with stopper 3 slip adaptation, and spacing runner 602 and insert 601 intercommunication, conveniently place stopper 3 in insert 6 through insert 601, and make stopper 3 rotate in spacing runner 602 in insert 6, so that make stopper 3 stagger insert 601, and then utilize the interference effect of insert 6 to stopper 3, the activity of restriction insert 6 and spherical cutter 5.

In this embodiment, the disc cutter mounting structure includes the spacing fixture block 103 of fixed connection in the installation handle 1 outside and joint disc cutter 7, rotate and connect in the installation handle 1 inside and the rotation of quantity is supporting the piece 12, rotate and connect in the installation handle 1 inside and with rotate the threaded rod 8 that support piece 12 position corresponds, threaded connection in the screw thread piece 9 in the threaded rod 8 outside, rotate and connect in rotate supporting piece 12 tip and with the articulated connecting rod 11 of screw thread piece 9, install in the installation handle 1 inside and be used for linking each threaded rod 8's transmission regulation subassembly.

Wherein, the side of screw thread piece 9 that keeps away from installation handle 1 axis fixedly connected with connecting rod 11 articulated removes slider 10, and the outside of installation handle 1 has been seted up and has been removed slider 10 slip fit's shift chute 101, conveniently utilizes the activity of removal slider 10 in shift chute 101 to restrict the rotation of screw thread piece 9 to the activity stability of screw thread piece 9 is kept.

In this embodiment, the transmission adjusting assembly includes a transmission gear 13 fixedly connected to the top of the threaded rod 8, a rotating toothed ring 14 slidingly connected to the inside of the mounting handle 1 and meshed with the transmission gear 13, an operating rod 15 fixedly connected to the top of the rotating toothed ring 14 and slidingly fitted to the mounting handle 1, and a limiting structure mounted on the top of the mounting handle 1 and used for limiting the movement of the operating rod 15 and the rotating wheel 4. It is convenient to rotate the transmission gear 13 along with the rotation of the rotary toothed ring 14 so as to drive the threaded rod 8 to rotate.

The outer side of the rotary toothed ring 14 is fixedly connected with a plurality of limiting sliding blocks 1401, and a limiting sliding groove 102 which is in sliding fit with the limiting sliding blocks 1401 is formed in the mounting handle 1, so that the movement of the rotary toothed ring 14 is conveniently kept stable by utilizing the movement of the limiting sliding blocks 1401 in the limiting sliding grooves 102.

In this embodiment, the limiting structure includes a limiting cover 16 movably connected to the top of the mounting handle 1, a limiting wheel groove 1603 formed at the bottom of the limiting cover 16 and slidably adapted to the rotating wheel 4, and a limiting rod groove 1602 formed at the bottom of the limiting cover 16 and slidably adapted to the operating rod 15, so that the limiting cover 16 is conveniently clamped to the rotating wheel 4 by using the limiting wheel groove 1603 and is conveniently clamped to the operating rod 15 by using the limiting rod groove 1602, so that the limiting effect of limiting the movement of the rotating wheel 4 and the operating rod 15 is achieved under the condition that the limiting cover 16 does not rotate.

Wherein, the bottom fixedly connected with of spacing lid 16 extends to the inside location inserted bar 1601 of installation handle 1, and the quantity of location inserted bar 1601 is a plurality of, and location inserted bar 1601 is circumference evenly arranged, conveniently utilizes the rotation of the location inserted bar 1601 restriction spacing lid 16 of inserting installation handle 1.

The working principle of the embodiment is as follows:

When the spherical cutter 5 is installed, the lower half part of the installation handle 1 is required to extend into the spherical cutter 5 by utilizing the positioning groove 501, the limiting block 3 extends into the insertion block 6 through the insertion opening 601, then the limiting block 3 rotates in the limiting rotating groove 602 by rotating the rotating wheel 4, the limiting block 3 is staggered from the insertion opening 601, the abutting effect of the insertion block 6 on the limiting block 3 is utilized, the effect of limiting the movement of the insertion block 6 and the spherical cutter 5 is achieved, and therefore the installation of the spherical cutter 5 is realized on the installation handle 1;

When the disc cutter 7 is installed, firstly, the disc cutter 7 is required to be sleeved on the installation handle 1, the limiting clamping block 103 is clamped with the disc cutter 7 to limit the rotation of the disc cutter 7, then the operating rod 15 drives the rotating toothed ring 14 to rotate, the rotating toothed ring 14 drives the threaded rod 8 to rotate under the transmission action of the transmission gear 13, so that the threaded block 9 drives the top end of the connecting rod 11 to move along with the rotation of the threaded rod 8 by the moving sliding block 10, the effect of adjusting the rotation angle of the rotating abutting block 12 is achieved, and when the rotating abutting block 12 tends to be horizontal, the rotating abutting block 12 can be attached to the top surface of the disc cutter 7, so that the effect of limiting the movement of the disc cutter 7 is achieved, and therefore the installation and fixation of the disc cutter 7 are realized;

Thereby conveniently after cutter wearing and tearing, carry out the individual change to disc cutter 7 and spherical cutter 5 to make the staff carry out dismouting processing to a certain cutter alone, so that make the use more convenient, effectively strengthen compound cutter's practicality, improve cutter's utilization ratio.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises an element.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made hereto without departing from the spirit and principles of the present utility model.

Claims

1. The composite cutter with the replaceable cutter head is characterized by comprising a mounting handle (1), a spherical cutter (5), a disc cutter (7), a spherical cutter mounting structure which is arranged in the mounting handle (1) and is used for realizing the mounting and fixing of the spherical cutter (5), and a disc cutter mounting structure which is arranged in the mounting handle (1) and is used for realizing the mounting and fixing of the disc cutter (7);

The ball cutter mounting structure comprises an insertion block (6) fixedly connected to the top of the ball cutter (5) and extending into the mounting handle (1), a rotating shaft (2) rotatably connected to the inside of the mounting handle (1), a limiting block (3) fixedly connected to the bottom of the rotating shaft (2) and in sliding fit with the insertion block (6), and a rotating wheel (4) fixedly connected to the top of the rotating shaft (2);

The utility model provides a dish sword mounting structure including fixed connection in spacing fixture block (103) of installation handle (1) outside and joint disc cutter (7), rotate connect in installation handle (1) inside and the rotation of quantity for three support piece (12), rotate connect in installation handle (1) inside and with rotate threaded rod (8) that support piece (12) position corresponds, threaded connection in threaded rod (9) in the outside of threaded rod (8), rotate connect in rotate support piece (12) tip and with threaded rod (9) articulated connecting rod (11), install in installation handle (1) inside and be used for linking each drive adjusting part of threaded rod (8).

2. The tool bit-replaceable composite tool as set forth in claim 1, wherein the mounting shank (1) is of a T-shaped structure, and a positioning groove (501) which is slidably matched with the lower half part of the mounting shank (1) is formed in the top of the spherical tool (5).

3. The replaceable tool bit compound cutter of claim 1, wherein an insertion port (601) corresponding to the position of the limiting block (3) is formed in the top of the insertion block (6), a limiting rotary groove (602) which is in sliding fit with the limiting block (3) is formed in the insertion block (6), and the limiting rotary groove (602) is communicated with the insertion port (601).

4. The tool bit-replaceable composite tool as set forth in claim 1, wherein a movable slide block (10) hinged with a connecting rod (11) is fixedly connected to one side of the threaded block (9) far away from the axis of the mounting handle (1), and a displacement slide groove (101) in sliding fit with the movable slide block (10) is formed in the outer side of the mounting handle (1).

5. The tool bit-replaceable composite tool of claim 1, wherein the transmission adjusting assembly comprises a transmission gear (13) fixedly connected to the top of the threaded rod (8), a rotating toothed ring (14) which is slidably connected to the inside of the mounting handle (1) and meshed with the transmission gear (13), an operating rod (15) fixedly connected to the top of the rotating toothed ring (14) and slidably matched with the mounting handle (1), and a limiting structure which is mounted on the top of the mounting handle (1) and used for limiting the movement of the operating rod (15) and the rotating wheel (4).

6. The tool bit-replaceable composite tool as set forth in claim 5, wherein a plurality of limiting sliding blocks (1401) are fixedly connected to the outer side of the rotary toothed ring (14), and limiting sliding grooves (102) which are in sliding fit with the limiting sliding blocks (1401) are formed in the mounting handle (1).

7. The replaceable tool bit compound cutter of claim 5, wherein the limiting structure comprises a limiting cover (16) movably connected to the top of the mounting handle (1), a limiting wheel groove (1603) formed at the bottom of the limiting cover (16) and slidably matched with the rotating wheel (4), and a limiting rod groove (1602) formed at the bottom of the limiting cover (16) and slidably matched with the operating rod (15).

8. The replaceable tool bit composite tool of claim 7, wherein the bottom of the limiting cover (16) is fixedly connected with positioning inserting rods (1601) extending into the mounting handle (1), the number of the positioning inserting rods (1601) is multiple, and the positioning inserting rods (1601) are uniformly distributed in a circumference mode.