CN210615161U

CN210615161U - Device convenient to change boring cutter head and fixed boring blade

Info

Publication number: CN210615161U
Application number: CN201921503973.1U
Authority: CN
Inventors: 平建军
Original assignee: Shaoxing Xianglong Precision Machinery Co ltd
Current assignee: Shaoxing Xianglong Precision Machinery Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-05-26
Anticipated expiration: 2029-09-11

Abstract

The utility model belongs to the technical field of the boring cutter technique and specifically relates to a device convenient to change boring cutter head and fixed boring blade, including the disk, the disk passes through fixed establishment and is connected with the blade holder, disk bottom fixedly connected with cylinder, open cylinder side bottom has the open slot, has placed the briquetting in the open slot, and open one side of the relative cylinder of briquetting has the fixed orifices, and cylinder outside fixedly connected with retainer plate, briquetting are located the retainer plate inboard, and open one side of the relative retainer plate of briquetting has the locating hole, and open retainer plate top relative positioning hole department has the notch, has placed the locating piece in the notch, locating piece and locating hole looks adaptation. The utility model discloses simple structure is worth promoting.

Description

Device convenient to change boring cutter head and fixed boring blade

Technical Field

The utility model relates to a boring cutter technical field especially relates to a device convenient to change boring tool bit and fixed boring blade.

Background

The boring cutter is one of boring cutters, generally a round handle, and also has a square cutter bar for a larger workpiece, the most common occasions are inner hole processing, hole expanding, profiling and the like, the boring cutter is provided with one or two cutting parts and is specially used for roughly processing, semi-finely processing or finely processing an existing hole, and the boring cutter can be used on a boring machine, a lathe or a milling machine.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a device convenient for replacing a boring cutter head and fixing a boring cutter blade.

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

the utility model provides a device convenient to change boring cutter head and fixed boring blade, includes the disk, the disk passes through fixed establishment and is connected with the blade holder, disk bottom fixedly connected with cylinder, open cylinder side bottom has the open slot, the briquetting has been placed in the open slot, open one side of the relative cylinder of briquetting has the fixed orifices, cylinder outside fixedly connected with retainer plate, the briquetting is located the retainer plate inboard, open one side of the relative retainer plate of briquetting has the locating hole, the relative locating hole department in retainer plate top has opened the notch, the locating piece has been placed in the notch, locating piece and locating hole looks adaptation.

Preferably, the fixing mechanism comprises a plurality of through holes, the through holes are evenly distributed along the circumferential direction of the top end of the round block, fastening bolts are placed in the through holes, and one ends of the fastening bolts penetrate through the round block to be in threaded connection with the cutter holder.

Preferably, the side face of the pressing block is provided with a sliding groove relative to the fixing ring, the bottom of the inner side of the fixing ring is fixedly connected with a block body relative to the sliding groove, and the block body is matched with the sliding groove.

Preferably, a T-shaped groove is formed in the bottom of the side face, opposite to the pressing block, of the positioning block, a T-shaped block is fixedly connected to the top end of the fixing ring opposite to the T-shaped groove, the part, far away from the fixing ring, of the T-shaped block is located in the T-shaped groove, a limiting block is placed in the T-shaped groove, and the limiting block is tightly matched with the T-shaped groove.

Preferably, the round block and the cylinder are of an integral structure.

The utility model provides a pair of be convenient for change device of boring tool bit and fixed boring blade, beneficial effect lies in:

the utility model discloses a set up locating piece, locating hole, briquetting, fixed orifices, can place the handle of a knife of boring blade in the fixed orifices earlier, then with the relative cylinder of briquetting upwards remove, insert the one end of locating piece in the locating hole, it is fixed with the relative cylinder of boring blade directly, avoid using the method of screw fastening, save the time of changing the boring blade, raise the efficiency.

Drawings

Fig. 1 is a schematic structural view of a device for facilitating replacement of a boring head and fixing of a boring blade according to the present invention;

FIG. 2 is a side view of a device for facilitating replacement of a boring head and securing of a boring blade in accordance with the present invention;

FIG. 3 is a bottom view of the device for facilitating replacement of the boring head and securing of the boring blade in accordance with the present invention;

fig. 4 is a schematic structural diagram of a pressing block in the device for conveniently replacing the boring cutter head and fixing the boring cutter blade provided by the utility model.

In the figure: the device comprises a round block 1, a through hole 2, a cylinder 3, an open slot 4, a pressing block 5, a sliding groove 6, a block body 7, a notch 8, a positioning block 9, a positioning hole 10, a fixing ring 11, a fixing hole 12, a T-shaped groove 13, a limiting block 14, a T-shaped block 15 and a fastening bolt 16.

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 one

Referring to fig. 1-4, a device convenient for replacing a boring cutter head and fixing a boring blade comprises a round block 1, wherein the round block 1 is connected with a cutter holder through a fixing mechanism, a cylinder 3 is fixedly connected to the bottom end of the round block 1, the round block 1 and the cylinder 3 are of an integrated structure, an open slot 4 is formed in the bottom of the side face of the cylinder 3, a pressing block 5 is placed in the open slot 4, a fixing hole 12 is formed in one side, opposite to the cylinder 3, of the pressing block 5, a fixing ring 11 is fixedly connected to the outer side of the cylinder 3, the pressing block 5 is located on the inner side of the fixing ring 11, a positioning hole 10 is formed in one side, opposite to the fixing ring 11, a notch 8 is formed in the top end of the fixing ring 11, a positioning block 9 is placed in the notch 8, the positioning block 9 is matched with the positioning hole 10.

Fixing mechanism includes a plurality of through-holes 2, and a plurality of through-holes 2 have placed fastening bolt 16 along 1 top circumference evenly distributed of boss, through-hole 2, and the one end of fastening bolt 16 is passed boss 1 and blade holder threaded connection, can be connected boss 1 and knife rest through fastening bolt 16.

Example two

Referring to fig. 1, as another preferred embodiment of the present invention, the difference from the first embodiment lies in that the side of the pressing block 5 is opened with a sliding groove 6 relative to the fixing ring 11, the bottom of the inner side of the fixing ring 11 is fixedly connected with a block 7 relative to the sliding groove 6, the block 7 is adapted to the sliding groove 6, and the pressing block 5 can be prevented from completely falling off from the open slot 4 by the sliding groove 6 and the block 7.

Open the side bottom of the relative briquetting 5 of locating piece 9 has T type groove 13, the relative T type groove 13 department fixedly connected with T type piece 15 in retainer plate 11 top, the part that retainer plate 11 was kept away from to T type piece 15 is located T type groove 13, stopper 14 has been placed in T type groove 13, be closely cooperating between stopper 14 and the T type groove 13, cooperation through between T type piece 15 and the T type groove 13 can be fixed the relative retainer plate 11 of locating piece 9, avoid locating piece 9 to take place to remove at the axis direction of retainer plate 11, simultaneously through stopper 14, remove in T type groove 13 with the restriction of T type piece 15.

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 device convenient for replacing a boring cutter head and fixing a boring cutter blade, which comprises a round block (1), it is characterized in that the round block (1) is connected with the tool apron through a fixing mechanism, the bottom end of the round block (1) is fixedly connected with a cylinder (3), an open slot (4) is arranged at the bottom of the side surface of the column body (3), a pressing block (5) is arranged in the open slot (4), one side of the pressing block (5) corresponding to the column body (3) is provided with a fixed hole (12), the outer side of the column body (3) is fixedly connected with a fixed ring (11), the press block (5) is positioned at the inner side of the fixed ring (11), one side of the pressing block (5) opposite to the fixing ring (11) is provided with a positioning hole (10), the top end of the fixing ring (11) is provided with a notch (8) corresponding to the positioning hole (10), a positioning block (9) is arranged in the notch (8), and the positioning block (9) is matched with the positioning hole (10).

2. The device for facilitating replacement and fixing of the boring cutter head according to claim 1 is characterized in that the fixing mechanism comprises a plurality of through holes (2), the through holes (2) are evenly distributed along the circumferential direction of the top end of the round block (1), fastening bolts (16) are placed in the through holes (2), and one ends of the fastening bolts (16) penetrate through the round block (1) to be in threaded connection with the cutter holder.

3. The device for facilitating replacement and fixation of the boring cutter head according to claim 1 is characterized in that a sliding groove (6) is formed in the side surface of the pressing block (5) opposite to the fixing ring (11), a block body (7) is fixedly connected to the bottom of the inner side of the fixing ring (11) opposite to the sliding groove (6), and the block body (7) is matched with the sliding groove (6).

4. The device for facilitating replacement and fixation of the boring cutter head according to claim 1 is characterized in that a T-shaped groove (13) is formed in the bottom of the side face of the positioning block (9) opposite to the pressing block (5), a T-shaped block (15) is fixedly connected to the top end of the fixing ring (11) opposite to the T-shaped groove (13), a part, far away from the fixing ring (11), of the T-shaped block (15) is located in the T-shaped groove (13), a limiting block (14) is placed in the T-shaped groove (13), and the limiting block (14) is tightly matched with the T-shaped groove (13).

5. The device for facilitating the replacement and the fixing of boring heads and inserts as set forth in claim 1, characterized in that the segment (1) and the shank (3) are of one-piece construction.