CN213827070U

CN213827070U - Boring cutter bar convenient to adjust

Info

Publication number: CN213827070U
Application number: CN202022781855.6U
Authority: CN
Inventors: 孙伟; 朱国成; 黄云聪; 周洪友; 简诗富
Original assignee: Deyang Kerun Power Station Complete Equipment Co ltd
Current assignee: Deyang Kerun Power Station Complete Equipment Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-07-30
Anticipated expiration: 2030-11-26

Abstract

The utility model discloses a boring cutter bar convenient to adjust, which is used for connecting a boring cutter and a lathe and belongs to the technical field of lathe processing; the boring cutter comprises a connecting part, a boring cutter rod, an installation part and a boring cutter, wherein an outer barrel is arranged outside the boring cutter rod, the outer barrel is connected with one end of the connecting part, the boring cutter rod radially stretches along the outer barrel and is fixed through a telescopic fixing component, the installation part is arranged at one end, far away from the connecting part, of the boring cutter rod, an installation block is arranged on the installation part, and the boring cutter is installed on the installation block; the utility model discloses a boring cutter arbor can be applicable to the work piece processing of different positions to realize the slight adjustment of boring cutter position, avoided frequently changing the boring cutter arbor, improved the work efficiency of bore hole operation effectively, alleviate staff's operation burden.

Description

Boring cutter bar convenient to adjust

Technical Field

The utility model provides a boring cutter pole convenient to adjust for connect boring cutter and lathe, belong to lathe processing technical field.

Background

The boring cutter is one of boring cutters, is an indispensable important cutter in precision hole machining, is mainly used for inner hole machining, hole expanding, profiling and the like, is a cutter specially used for performing rough machining, semi-finish machining or finish machining on an existing hole, and needs to be fixed on a boring cutter rod which is connected with a lathe spindle for use.

The traditional boring cutter bar is generally of an integrated structure, the length of the boring cutter bar is kept unchanged, the boring cutter bar cannot adapt to workpiece machining at different positions, meanwhile, after the boring cutter bar is used for fixing the boring cutter, the position of the boring cutter is fixed, a user cannot adjust the position according to requirements, the purpose of adjustment can be achieved only by disassembling, and the boring cutter bar is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: the boring cutter bar convenient to adjust can be suitable for machining workpieces at different positions, fine adjustment of the position of the boring cutter is achieved, frequent replacement of the boring cutter bar is avoided, the working efficiency of boring operation is effectively improved, and the operation burden of workers is reduced.

The utility model adopts the technical scheme as follows:

in order to realize the above-mentioned purpose, the utility model provides a boring cutter pole convenient to adjust, including connecting portion, boring cutter pole, installation department and boring cutter, the boring cutter pole outside is equipped with the urceolus, the urceolus links to each other with connecting portion one end, the boring cutter pole is radially stretched and contract along the urceolus and is fixed through flexible fixed subassembly, the one end that connecting portion were kept away from to the boring cutter pole is equipped with the installation department, be equipped with the installation piece on the installation department, install the boring cutter on the installation piece.

Preferably, the telescopic fixing component comprises a first screw rod in threaded connection with the outer cylinder, the first screw rod penetrates through the wall of the outer cylinder, one end of the first screw rod is connected with a pressing block, the other end of the first screw rod is connected with a first rotating handle, and the pressing block extrudes and fixes the boring cutter rod.

Preferably, the boring cutter bar is connected with the inner wall of the outer barrel through a sliding connecting piece, the sliding connecting piece comprises a first sliding block arranged on the boring cutter bar and a first sliding groove arranged on the inner wall of the outer barrel, and the first sliding block is matched with the first sliding groove.

Preferably, a concave cavity is formed in the mounting block, a group of second sliding grooves are oppositely formed in the inner wall of the concave cavity, second sliding blocks are connected in the second sliding grooves in a sliding mode, a cutter head fixing piece is connected between the second sliding blocks, a boring cutter is mounted on the cutter head fixing piece, and a position adjusting assembly for adjusting the height of the cutter head fixing piece is connected to the upper end of the cutter head fixing piece.

Preferably, the position adjusting assembly comprises a second screw rod in threaded connection with the mounting block, the upper end of the second screw rod penetrates through the mounting block and extends upwards, the end of the second screw rod is connected with a second rotating handle, and the lower end of the second screw rod is rotatably connected with the upper end of the cutter head fixing piece through a rotating connector.

Preferably, the lower end of the cutter head fixing piece is fixedly connected with the bottom in the concave cavity through a spring.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

1. the utility model discloses a set up the urceolus, make the boring cutter arbor can stretch out and draw back in the urceolus and adjust its length, can be applicable to the work piece processing of different positions, avoided frequently changing the boring cutter arbor to can improve the work efficiency of bore hole operation effectively, alleviate staff's operation burden.

2. The utility model discloses a setting up first slider and first spout and stabilizing the slip of boring cutter arbor, because the existence of first slider, can remove the boring cutter arbor spacing in the track of first spout, can guarantee like this that the boring cutter arbor is more stable when removing, more be favorable to controlling regulation length when carrying out length adjustment.

3. The utility model discloses a set up the boring cutter into can taking place to slide along the second spout, still realized the slight adjustment of boring cutter position on the boring cutter pole can stretch out and draw back regulation length basis like this, improved the precision of adjustment, make the processing application scope of whole device wider.

Drawings

The invention will now be described, by way of example, with reference to the accompanying drawings, in which:

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

fig. 2 is a schematic view of a connection structure of the mounting block and the boring cutter.

Labeled as: 1-connecting part, 2-outer cylinder, 3-boring cutter rod, 4-mounting part, 5-mounting block, 6-boring cutter, 7-telescopic fixing component, 701-pressing block, 702-first screw rod, 703-first rotating handle, 8-sliding connecting part, 801-first sliding block, 802-first sliding groove, 9-cutter head fixing part, 10-spring, 11-second sliding block, 12-second sliding groove, 13-position adjusting component, 1301-rotating connector, 1302-second screw rod and 1303-second rotating handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1, the boring bar convenient to adjust provided by the present embodiment includes a connecting portion 1, a boring bar 3, an installation portion 4 and a boring cutter 6, an outer cylinder 2 is disposed outside the boring bar 3, the outer cylinder 2 is connected with one end of the connecting portion 1, the other end of the connecting portion 1 is used for being connected with a lathe spindle, the boring bar 3 radially extends along the outer cylinder 2 and is fixed by a telescopic fixing component 7, the installation portion 4 is disposed at one end of the boring bar 3, which is far away from the connecting portion 1, an installation block 5 is disposed on the installation portion 4, and the boring cutter 6 is installed on the installation block 5.

When the adjustable boring cutter bar is used, when the length of the boring cutter bar 3 needs to be adjusted, the boring cutter bar 3 is pulled to be stretched in the outer barrel 2, the boring cutter bar 3 and the outer barrel 2 are fixed by the aid of the stretching fixing component 7 after the boring cutter bar 3 is adjusted to a proper position, and the boring cutter bar 3 is prevented from moving.

Example 2

Referring to fig. 1, in this embodiment, it is further preferred that based on embodiment 1, the telescopic fixing component 7 includes a first screw 702 in threaded connection with the outer cylinder 2, the first screw 702 penetrates through the wall of the outer cylinder 2, one end of the first screw 702 is connected to a pressing block 701, and the other end of the first screw 702 is connected to a first rotating handle 703, and the pressing block 701 presses and fixes the boring cutter bar 3.

In this embodiment, after the length of the boring bar 3 is adjusted to a suitable position, the first screw 702 is rotated to move the pressing blocks 701 downward and press the boring bar 3, and the pressing blocks 701 simultaneously apply pressure to the boring bar 3, so that the boring bar 3 can be effectively fixed, thereby preventing the boring bar from moving during the operation process and ensuring the boring accuracy.

Example 3

Referring to fig. 1, in this embodiment, it is further preferable that in addition to embodiment 1, the boring bar 3 is connected to the inner wall of the outer cylinder 2 through a sliding connection member 8, the sliding connection member 8 includes a first sliding block 801 disposed on the boring bar 3 and a first sliding slot 802 disposed on the inner wall of the outer cylinder 2, and the first sliding block 801 is matched with the first sliding slot 802.

In this embodiment, the boring bar 3 slides by using the first sliding block 801 and the first sliding groove 802 when sliding, and due to the existence of the first sliding block 801, the boring bar 3 can be limited to move in the track of the first sliding groove 802, so that the boring bar 3 can be ensured to be more stable when moving, and the length adjustment can be controlled more easily when adjusting the length.

Example 4

Referring to fig. 2, in this embodiment, it is further preferable that on the basis of embodiment 1, a concave cavity is formed in the mounting block 5, a set of second sliding grooves 12 is oppositely formed in the inner wall of the concave cavity, second sliding blocks 11 are slidably connected in the second sliding grooves 12, a cutter head fixing member 9 is connected between the second sliding blocks 11, a boring cutter 6 is installed on the cutter head fixing member 9, and a position adjusting assembly 13 for adjusting the height of the cutter head fixing member 9 is connected to the upper end of the cutter head fixing member 9.

In this embodiment, the boring cutter 6 is installed on the cutter head fixing member 9, and the two sides of the cutter head fixing member 9 slide along the second sliding grooves 12 through the second sliding blocks 11, so that the cutter head fixing member 9 can slide along the axial direction of the second sliding grooves 12, and fine adjustment of the position of the boring cutter 6 can be realized on the basis that the boring cutter bar 3 can stretch and adjust the length, so that the adjustment precision is improved, and the processing application range of the whole device is wider.

Example 5

Referring to fig. 2, in this embodiment, it is further preferred that based on embodiment 4, the position adjusting assembly 13 includes a second screw rod 1302 in threaded connection with the mounting block 5, an upper end of the second screw rod 1302 extends upward through the mounting block 5 and is connected to a second rotating handle 1303 at an end, and a lower end of the second screw rod 1302 is rotatably connected to an upper end of the cutter head fixing member 9 through a rotating connector 1301.

In this embodiment, when the boring cutter 6 is adjusted in position, the second screw 1302 is rotated to move the second screw 1302 up and down. Because the lower end of the second screw rod 1302 is rotationally connected with the cutter head fixing piece 9, when the second screw rod 1302 moves up and down, the cutter head fixing piece 9 can be pushed or pulled, so that the cutter head fixing piece 9 can move in the second sliding groove 12, fine adjustment of the position of the boring cutter 6 is realized, in order to further improve the adjustment precision, scales can be further arranged on the second screw rod 1302, and a worker can more accurately know whether the adjustment position is proper or not by observing the scales.

Example 6

Referring to fig. 2, in this embodiment, it is further preferable that, on the basis of embodiment 4, the lower end of the cutter head fixing member 9 is fixedly connected with the bottom inside the cavity through a spring 10; in the embodiment, the spring 10 is arranged at the lower end of the cutter head fixing part 9, when the position of the boring cutter 6 is adjusted, the spring 10 can be synchronously compressed or stretched, and the stability of the cutter head fixing during moving can be further ensured due to the acting force of the spring 10.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims

1. The utility model provides a boring cutter arbor convenient to adjust, includes connecting portion (1), boring cutter arbor (3), installation department (4) and boring cutter (6), its characterized in that, boring cutter arbor (3) outside is equipped with urceolus (2), urceolus (2) link to each other with connecting portion (1) one end, boring cutter arbor (3) are radially flexible and fix through flexible fixed subassembly (7) along urceolus (2), the one end that connecting portion (1) were kept away from in boring cutter arbor (3) is equipped with installation department (4), be equipped with installation piece (5) on installation department (4), install boring cutter (6) on installation piece (5).

2. The boring bar convenient to adjust as claimed in claim 1, characterized in that the telescopic fixing component (7) comprises a first screw (702) in threaded connection with the outer cylinder (2), the first screw (702) penetrates through the wall of the outer cylinder (2), one end of the first screw (702) is connected with a pressing block (701), the other end of the first screw is connected with a first rotating handle (703), and the pressing block (701) extrudes and fixes the boring bar (3).

3. The boring bar convenient for adjustment according to claim 1, characterized in that the boring bar (3) is connected with the inner wall of the outer cylinder (2) through a sliding connection piece (8), the sliding connection piece (8) comprises a first slide block (801) arranged on the boring bar (3) and a first sliding groove (802) arranged on the inner wall of the outer cylinder (2), and the first slide block (801) is matched with the first sliding groove (802).

4. The boring cutter bar convenient to adjust as claimed in claim 1, wherein the mounting block (5) is provided with a cavity, the inner wall of the cavity is provided with a set of second sliding grooves (12) oppositely, the second sliding grooves (12) are connected with second sliding blocks (11) in a sliding manner, a cutter head fixing member (9) is connected between the second sliding blocks (11), the boring cutter (6) is mounted on the cutter head fixing member (9), and the upper end of the cutter head fixing member (9) is connected with a position adjusting assembly (13) for adjusting the height of the cutter head fixing member (9).

5. The boring bar facilitating adjustment according to claim 4, characterized in that the position adjusting assembly (13) comprises a second screw (1302) in threaded connection with the mounting block (5), the upper end of the second screw (1302) extends upwards through the mounting block (5) and is connected with a second rotating handle (1303) at the end, and the lower end of the second screw (1302) is rotatably connected with the upper end of the cutter head fixing member (9) through a rotary connector (1301).

6. The boring bar with easy adjustment according to claim 4, characterized in that the lower end of the bit holder (9) is fixedly connected with the bottom of the cavity by a spring (10).