CN213053062U

CN213053062U - Hard alloy rotary file convenient for replacing file head

Info

Publication number: CN213053062U
Application number: CN202020983282.2U
Authority: CN
Inventors: 徐新杰
Original assignee: Jiangyin Xinjie Tools Co ltd
Current assignee: Jiangyin Xinjie Tools Co ltd
Priority date: 2020-06-02
Filing date: 2020-06-02
Publication date: 2021-04-27
Anticipated expiration: 2030-06-02

Abstract

The utility model discloses a carbide rotary file convenient to change file head, including the rotary file body, the mounting hole has been seted up at the bottom middle part of rotary file body, and sliding contact is connected with file head body in the mounting hole, and file head body lower extreme outer wall is seted up flutedly, and equal sliding connection has the joint piece in the recess, and equal rigid coupling has the extrusion spring between joint piece and the grooved underside, the joint groove has still been seted up to mounting hole lower extreme inner wall, and the joint piece arranges the joint inslot in, the cylinder groove has all been seted up to the bottom surface in joint groove, and the equal sliding connection of cylinder inslot wall has the depression bar, the spacing groove has still been seted up to cylinder groove front and back end inner wall, and the front and back end of depression bar still rigid coupling has the stopper, the equal sliding connection of stopper is at the spacing. The utility model discloses well file head installation is convenient with the dismantlement, and file head is fixed firm, fine processingquality and the work efficiency of having ensured the work piece.

Description

Hard alloy rotary file convenient for replacing file head

Technical Field

The utility model relates to a rotatory file loading and unloading auxiliary assembly technical field especially relates to a carbide rotary file convenient to change file head.

Background

The hard alloy rotary file has wide application, is used in industrial departments such as machinery, automobiles, ships, chemical engineering, technological engraving and the like, has obvious effect, is mainly used for finish machining of various metal mold cavities, such as shoe molds, various metal and nonmetal technological engraving and technological gift engraving, can be used for randomly cutting and processing various metal and nonmetal materials below HRC70, can replace a small grinding wheel with a handle on the most part of work, has no dust pollution, and usually needs to replace different file heads according to actual use conditions when the hard alloy rotary file is used.

Through retrieval, application No. 201821240881.4 discloses a high pressure drift convenient to change, including first drift body, the bottom fixed mounting of first drift body has the buffer board, and the left and right sides at first drift body top is provided with the guide section, and the downside of first drift body is provided with the second drift body, and the bottom fixed mounting of second drift body has the actuating mechanism linkage segment, and first pressure regulating hole and two second pressure regulating holes have been seted up on the front of actuating mechanism linkage segment, and the bottom fixed mounting of actuating mechanism linkage segment has the connecting seat.

The device is difficult to realize the fixation of the high-pressure punch through thread matching when in use, and when in actual use, the thread of the connecting part of the high-pressure punch is easy to damage after operation, the device needs to be maintained and replaced frequently, the production efficiency is greatly reduced, and the high-quality production requirement is difficult to meet, so that the research on the hard alloy rotary file convenient for replacing the file head is necessary.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a hard alloy rotary file convenient for replacing a file head.

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

a hard alloy rotary file convenient for replacing a file head comprises a rotary file body, wherein a mounting hole is formed in the middle of the bottom end of the rotary file body, the file head body is connected in the mounting hole in a sliding contact manner, a groove is formed in the outer wall of the lower end of the file head body, a clamping block is connected in the groove in a sliding manner, an extrusion spring is fixedly connected between the clamping block and the bottom surface of the groove, a clamping groove is further formed in the inner wall of the lower end of the mounting hole, the clamping block is arranged in the clamping groove, a cylindrical groove is formed in the bottom surface of the clamping groove, a pressing rod is connected in the inner wall of the cylindrical groove in a sliding manner, a limiting groove is further formed in the inner wall of the front end and the rear end of the cylindrical groove, a limiting block is further fixedly connected in the limiting groove in a sliding manner, an arc groove is further formed in the side wall of the mounting hole, the inner wall of the circular ring is also provided with a discharge chute.

Preferably, the clamping block comprises a first cylinder and a second cylinder, one end of the second cylinder, which is far away from the first cylinder, is of a hemispherical structure, the shape of the second cylinder is matched with the arc groove, and the shape of the clamping block is matched with the clamping groove.

Preferably, the three grooves are uniformly distributed on the outer wall of the lower end of the file head body.

Preferably, the pressing rod is deviated from one side of the clamping block and penetrates through the rotary file body at the outer side position, and the length of the pressing rod extending out of the rotary file body is consistent with the length of the clamping block.

Preferably, the cylinder groove all runs through rotatory file body, the stopper all is located the one side that deviates from the joint piece.

Preferably, the circular arc groove is three, and the circular arc groove upper end all runs through the rotary file body, circular arc groove bottom all communicates with the joint groove.

Preferably, the ring cup joints on the outer wall of rotatory file body, and the blowpit is equipped with three and evenly distributed on the ring inner wall, the blowpit deviates from the slope of ring center one end lateral wall and sets up.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model fixes the file head body in the rotary file body in a clamping manner, and realizes the clamping fixation of the file head body by adopting the three clamping blocks, so that the abrasion between the fixed file head body and the rotary file body is small, the stability of the file head body is good, the device is simple and convenient to maintain and replace, and the production efficiency is greatly improved;

2. the utility model discloses only need place the joint piece in the circular arc inslot when the installation, then insert the file head body in the mounting hole, after the file head body moves down a certain position, can make the joint piece joint in the joint inslot under the effect of spring extrusion spring, thereby realize the fixed of file head body, when dismantling, drive the ring through electric telescopic handle and move up, the depression bar slides along the blowpit at this moment, because the blowpit deviates from the slope of the central one end lateral wall of ring and sets up, the depression bar moves to the rotatory file body inboard when sliding along the blowpit, thereby make the joint piece break away from the joint groove, people at this moment take out the file head body can, thereby make the change of file head body more simple and convenient, fine assurance production efficiency;

3. the utility model discloses well joint piece is stepped shaft column structure, and the shape of joint piece is identical with the joint groove to make file head body and rotatory file body joint fixed more firm, the fine processingquality who ensures the work piece.

Drawings

FIG. 1 is a schematic structural view of a hard alloy rotary file with a file head convenient to replace according to the present invention;

fig. 2 is a sectional view of a-a in fig. 1 of the hard alloy rotary file convenient for replacing the file head according to the present invention.

FIG. 3 is a sectional view taken along line B-B in FIG. 1 of a rotary hard alloy file with a file head convenient to replace according to the present invention;

FIG. 4 is a plan view of a ring of a rotary hard alloy file with a file head convenient to replace according to the present invention;

FIG. 5 is a cross-sectional view taken at C-C in FIG. 4 of a rotary hard alloy file with a file head convenient to replace according to the present invention;

fig. 6 is a schematic structural view of a clamping block in a hard alloy rotary file convenient for replacing the file head of the utility model.

In the figure: rotatory file body 1, mounting hole 2, file head body 3, recess 4, joint piece 5, extrusion spring 6, joint groove 7, cylinder groove 8, depression bar 9, spacing groove 10, stopper 11, circular arc groove 12, electric telescopic handle 13, ring 14, discharge chute 15, cylinder one 501, cylinder two 502.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Example 1

Referring to fig. 1-6, a hard alloy rotary file convenient for replacing file heads comprises a rotary file body 1, a mounting hole 2 is arranged in the middle of the bottom end of the rotary file body 1, a file head body 3 is connected in sliding contact in the mounting hole 2, a groove 4 is arranged on the outer wall of the lower end of the file head body 3, a clamping block 5 is connected in the groove 4 in a sliding manner, an extrusion spring 6 is fixedly connected between the clamping block 5 and the bottom surface of the groove 4, a clamping groove 7 is also arranged on the inner wall of the lower end of the mounting hole 2, the clamping block 5 is arranged in the clamping groove 7, a cylindrical groove 8 is arranged on the bottom surface of the clamping groove 7, a pressure rod 9 is connected in a sliding manner on the inner wall of the cylindrical groove 8, a limiting groove 10 is also arranged on the inner wall of the front end and the rear end of the pressure rod 9, a limiting block 11 is connected in the limiting groove 10 in a sliding manner, an arc groove 12 is, the output end of the electric telescopic rod 13 is fixedly connected with a circular ring 14 through a screw, and the inner wall of the circular ring 14 is also provided with a discharge chute 15.

The three grooves 4 are uniformly distributed on the outer wall of the lower end of the file head body 3, so that the file head body 3 is fixed more stably.

The depression bar 9 deviates from 5 one sides of joint piece and all passes rotary file body 1 in the outside position, and the depression bar 9 stretches out the length of rotary file body 1 unanimous with 5 length of joint piece, and the cylinder groove 8 all runs through rotary file body 1 to make depression bar 9 can support out joint piece 5 smoothly, make the first body 3 of filing change smoothly.

Stopper 11 all is located the one side that deviates from joint piece 5 to make the realization limiting displacement that depression bar 9 can be fine, avoid depression bar 9 to break away from cylindrical groove 8.

The arc groove 12 is provided with threely, and the arc groove 12 upper end all runs through the rotary file body 1, and the arc groove 12 bottom all communicates with joint groove 7 to make the installation of realizing smoothly of file head body 3.

The ring 14 cup joints on the outer wall of rotatory file body 1, and the blowpit 15 is equipped with three and evenly distributed on the 14 inner walls of ring, and the blowpit 15 deviates from 14 central one end lateral walls of ring slope settings to shift up at ring 14 and make and can offset joint piece 5 smoothly.

The positions of the groove 4, the clamping groove 7, the arc groove 12 and the discharge chute 15 are matched, so that the file head body 3 is more convenient to mount and dismount, and the use efficiency of the device is greatly improved.

When using, at first arrange circular arc groove 12 in with two 502 cylinders on the joint piece 5, then insert in mounting hole 2 with file head body 3, file head body 3 moves down after a certain position, enable joint piece 5 joint in joint groove 7 under the effect of spring extrusion spring 6, thereby realize file head body 3's fixed, when dismantling, drive ring 14 through electric telescopic handle 13 and shift up, depression bar 9 slides along discharge chute 15 this moment, because discharge chute 15 deviates from 14 central one end lateral walls slope settings of ring, depression bar 9 removes to rotatory file body 1 inboard when sliding along discharge chute 15, thereby make joint piece 5 break away from joint groove 7, this moment people with file head body 3 take out can.

Example 2

Referring to fig. 2, 3 and 6, this embodiment is substantially the same as embodiment 1, and more preferably lies in that, the joint block 5 includes a cylinder 501 and a cylinder 502, one end of the cylinder 502 departing from the cylinder 501 is a hemispherical structure, and the shape of the cylinder 502 is identical with the arc groove 12, the shape of the joint block 5 is identical with the joint groove 7, through setting the joint block 5 to be a stepped shaft structure, and the shape of the joint block 5 is identical with the joint groove 7, thereby making the file head body 3 and the rotary file body 1 clamped and fixed more firmly, and well ensuring the processing quality of the workpiece.

The utility model discloses well file head installation is convenient with the dismantlement, and file head is fixed firm, fine processingquality and the work efficiency of having ensured the work piece.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A hard alloy rotary file convenient for replacing a file head comprises a rotary file body (1) and is characterized in that a mounting hole (2) is formed in the middle of the bottom end of the rotary file body (1), the file head body (3) is connected with the mounting hole (2) in a sliding contact mode, a groove (4) is formed in the outer wall of the lower end of the file head body (3), a clamping block (5) is connected with the groove (4) in a sliding mode, an extrusion spring (6) is fixedly connected between the clamping block (5) and the bottom surface of the groove (4), a clamping groove (7) is further formed in the inner wall of the lower end of the mounting hole (2), the clamping block (5) is arranged in the clamping groove (7), cylindrical grooves (8) are formed in the bottom surface of the clamping groove (7), compression rods (9) are connected with the inner wall of the cylindrical grooves (8) in a sliding mode, limiting grooves (10) are further formed in the inner walls of the front and rear ends of the cylindrical, the limiting blocks (11) are connected in the limiting grooves (10) in a sliding manner;

circular arc groove (12) have still been seted up to mounting hole (2) lateral wall, rotary file body (1) lower extreme both sides all have electric telescopic handle (13) through the screw rigid coupling, and electric telescopic handle (13)'s output has ring (14) through the screw rigid coupling, discharge chute (15) have still been seted up to ring (14) inner wall.

2. The rotary hard alloy file convenient for replacing the file head as claimed in claim 1, wherein the clamping block (5) comprises a first cylinder (501) and a second cylinder (502), one end of the second cylinder (502) far away from the first cylinder (501) is of a hemispherical structure, the shape of the second cylinder (502) is matched with that of the arc groove (12), and the shape of the clamping block (5) is matched with that of the clamping groove (7).

3. The rotary hard alloy file with the easy-to-replace file head as claimed in claim 1, wherein the grooves (4) are provided in three and evenly distributed on the outer wall of the lower end of the file head body (3).

4. The hard alloy rotary file convenient for replacing the file head as claimed in claim 1, wherein one side of the compression rod (9) departing from the clamping block (5) passes through the rotary file body (1) at the outer position, and the length of the compression rod (9) extending out of the rotary file body (1) is consistent with the length of the clamping block (5).

5. The hard alloy rotary file convenient for replacing the file head as claimed in claim 1, wherein the cylindrical grooves (8) all penetrate through the rotary file body (1), and the limiting blocks (11) are all positioned on the side away from the clamping blocks (5).

6. The hard alloy rotary file convenient for replacing the file head as claimed in claim 1, wherein the number of the circular arc grooves (12) is three, the upper ends of the circular arc grooves (12) all penetrate through the rotary file body (1), and the bottoms of the circular arc grooves (12) all communicate with the clamping grooves (7).

7. The hard alloy rotary file convenient for replacing the file head as claimed in claim 1, wherein the ring (14) is sleeved on the outer wall of the rotary file body (1), the discharge grooves (15) are provided with three and evenly distributed on the inner wall of the ring (14), and one end of the discharge groove (15) is obliquely arranged away from the center of the ring (14).