CN218611898U

CN218611898U - Boring and milling head locking structure

Info

Publication number: CN218611898U
Application number: CN202223082292.7U
Authority: CN
Inventors: 殷茹; 郭海君; 柏立国
Original assignee: Shandong Handong Machinery Co ltd
Current assignee: Shandong Handong Machinery Co ltd
Priority date: 2022-11-21
Filing date: 2022-11-21
Publication date: 2023-03-14
Anticipated expiration: 2032-11-21

Abstract

The utility model discloses a boring and milling head locking structure relates to boring and milling machine technical field, including the boring and milling head body, the boring and milling head body includes angle adjusting disk, vertical transmission part and horizontal transmission part, establish the upper end cover on the boring and milling head body, the upper end cover is established on vertical transmission part, establish locking Assembly in the upper end cover, the upper end cover passes through bolt and the epaxial lower end cover fixed connection of main shaft. The utility model discloses a rotation bolt head drives worm and worm-gear teeth meshing transmission, and the inboard ejector pad of swivel becket promotes 7 type pieces and rotates, drives the latch segment and moves to the inboard side, locks to the angle adjustment dish, need not hard up bolt during angle regulation, and the antiport bolt head makes between latch segment and angle adjustment dish not hard up, rotate vertical transmission part carry on the angle modulation can, labour saving and time saving has improved work efficiency, can carry out the locking of arbitrary angle fixed.

Description

Boring and milling head locking structure

Technical Field

The utility model belongs to the technical field of the boring and milling machine technique and specifically relates to a boring and milling head locking structure.

Background

The boring and milling machine is a machine tool with wide application, and can be used for machining surface and inner hole of revolving body and cutting off work, etc., when the boring and milling machine is worked, the workpiece is mounted on the working table or auxiliary tool of dividing head, etc., the cutter can be rotated into main movement, and the feeding movement of working table or milling head is assisted, so that the workpiece can obtain the required machined surface. The boring and milling head is one of machine tool accessories which are connected with a milling machine spindle and used for driving a milling cutter to rotate, and is an important component of the machine tool accessories.

SUMMERY OF THE UTILITY MODEL

In order to overcome the above-mentioned defect that exists among the prior art, the utility model provides a boring and milling head locking structure.

The utility model provides a technical scheme that its technical problem adopted is: the boring and milling head locking structure comprises a boring and milling head body, wherein the boring and milling head body comprises an angle adjusting disc, a vertical transmission part and a horizontal transmission part, the angle adjusting disc, the vertical transmission part and the horizontal transmission part are sequentially and fixedly connected from top to bottom, an upper end cover is arranged on the boring and milling head body, the upper end cover is sleeved on the vertical transmission part, a thrust bearing is arranged between the angle adjusting disc and the upper end cover, a locking assembly is arranged in the upper end cover, and the upper end cover is fixedly connected with an upper lower end cover on a main shaft through a bolt.

Further, evenly set up 7 types of blocks in the upper end cover circumference, 7 types of block end is articulated with the upper end cover, 7 types of block head end is articulated with the latch segment, the latch segment is established the rubber block towards angle adjusting disk one side.

Further, establish the spacing collar in the upper end cover, the spacing collar is located 7 type piece outsides, the rotating ring is established to the spacing collar overcoat, the rotating ring rotates with the upper end cover to be connected, be connected through the bearing between rotating ring and the spacing collar, the inboard welding ejector pad of rotating ring, the ejector pad corresponds 7 type piece settings.

Furthermore, the outer ring of the rotating ring is provided with worm gear teeth, the upper end cover is rotatably provided with a worm, the worm is in meshing transmission with the worm gear teeth, and one end of the worm is welded with a bolt head.

Furthermore, scale marks are arranged on the upper end of the vertical transmission part in the circumferential direction, and a pointer is arranged at the bottom of the upper end cover.

Further, the periphery of the angle adjusting disc is fixedly provided with a rubber ring.

The beneficial effects of the utility model are that, the utility model discloses a rotation bolt head drives worm and worm-gear tooth meshing transmission, the inboard ejector pad of swivel becket promotes 7 type pieces and rotates, it removes to the inboard side to drive the latch segment, contradict with the rubber circle of angle modulation dish periphery to fixed setting, lock the angle modulation dish, the upper end cover passes through behind the bolt fixed connection with the epaxial lower end cover of spindle, it need not hard up bolt when angle modulation once more, as long as the counter rotation bolt head, it is not hard up between messenger latch segment and angle modulation dish, it can to rotate vertical transmission part and carry out angle modulation, time saving and labor saving, the work efficiency is improved, can carry out the locking of arbitrary angle fixed.

Drawings

The present invention will be further explained with reference to the drawings and examples.

Fig. 1 is a schematic structural view of the interior of the upper end cover of the present invention;

fig. 2 is a top view of the upper end cap of the present invention;

fig. 3 is a front view of the upper end cap and the lower end cap of the present invention.

In the figure, 1, an angle adjusting disc, 2, a vertical transmission part, 3, a horizontal transmission part, 4, an upper end cover, 5, a thrust bearing, 6, a lower end cover, 7.7 type blocks, 8 locking blocks, 9 rubber blocks, 10 limiting rings, 11 rotating rings, 12 bearings, 13 pushing blocks, 14 worm gear teeth, 15 worms, 16 bolt heads, 17 scale marks, 18 pointers and 19 rubber rings.

Detailed Description

In order to more clearly illustrate the technical solution of the present invention, the following provides a further description of the present invention with reference to the accompanying drawings, and obviously, the following described drawings are only one embodiment of the present invention, and for those skilled in the art, other embodiments can be obtained according to the drawings and the embodiment without any creative work, and all belong to the protection scope of the present invention.

As shown in fig. 1, the utility model discloses mainly constitute by boring and milling head body and upper end cover 4, the boring and milling head body includes angle adjusting disk 1, vertical transmission part 2 and horizontal transmission part 3, angle adjusting disk 1, vertical transmission part 2 and horizontal transmission part 3 from the top down fixed connection in proper order, establish upper end cover 4 on the boring and milling head body, the cover of upper end cover 4 is established on vertical transmission part 2, establish footstep bearing 5 between angle adjusting disk 1 and upper end cover 4, establish locking Assembly in the upper end cover 4, upper end cover 4 passes through bolt and the epaxial 6 fixed connection of lower end cover.

In order to lock the angle adjusting disc 1, 7-shaped blocks 7 are uniformly arranged in the upper end cover 4 in the circumferential direction, the tail end of each 7-shaped block 7 is hinged to the upper end cover 4, the head end of each 7-shaped block 7 is hinged to a locking block 8, and one side, facing the angle adjusting disc 1, of each locking block 8 is provided with 6 groups of

rubber blocks

9,7.

In order to fix 7 type pieces, establish spacing collar 10 in the upper end cover 4 and carry out axial positioning, spacing collar 10 is located 7 type pieces 7 outsides, swivel 11 is established to spacing collar 10 overcoat, swivel 11 rotates with upper end cover 4 and is connected, be connected through bearing 12 between swivel 11 and

spacing collar

10, 11 inboard welding ejector pad 13 of swivel 11, ejector pad 13 corresponds 7 type pieces 7 and sets up 6 groups, and ejector pad 13 promotes 7 type pieces 7 and rotates around the end, drives the inboard removal of latch segment 8, contradicts to fixed rubber ring 19 that sets up with 1 periphery of angle adjusting disk, locks angle adjusting disk 1.

In order to rotate the rotating ring 11 conveniently, worm gear teeth 14 are arranged on the outer ring of the rotating ring 11, a worm 15 is arranged on the upper end cover 4 in a rotating mode, the worm 15 is in meshing transmission with the worm gear teeth 14, and a bolt head 16 is welded at one end of the worm 15.

In order to conveniently determine the rotation angle of the angle adjusting disc 1, the upper end of the vertical transmission part 2 is circumferentially provided with scale marks 17, and the bottom of the upper end cover 4 is provided with a pointer 18.

The utility model discloses when using, drive worm 15 and the 14 meshing transmissions of worm-gear teeth through

swivel bolt head

16, 11 inboard ejector pad 13 of swivel ring promotes 7 types of blocks 7 and rotates, it removes to drive latch segment 8 to the inboard, contradict with the fixed rubber circle 19 that sets up in angle adjusting disk 1 periphery, lock angle adjusting disk 1, upper end cover 4 and main epaxial lower end cover 6 pass through behind the bolt fixed connection, need not to become flexible bolt during angle regulation once more, as long as reverse rotation bolt head 16, it is not hard up to make latch segment 8 and angle adjusting disk 1 within a definite time, it can to rotate vertical transmission part 2 and carry out angle modulation, time saving and labor saving, the work efficiency is improved, can carry out the locking of arbitrary angle fixed.

The above embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and the protection scope of the present invention is defined by the claims. Various modifications and equivalents of the invention can be made by those skilled in the art within the spirit and scope of the invention, and such modifications and equivalents should also be considered as falling within the scope of the invention.

Claims

1. The utility model provides a boring and milling head locking structure, includes the boring and milling head body, its characterized in that: the boring and milling head body comprises an angle adjusting disc (1), a vertical transmission part (2) and a horizontal transmission part (3), the angle adjusting disc (1), the vertical transmission part (2) and the horizontal transmission part (3) are sequentially and fixedly connected from top to bottom, an upper end cover (4) is arranged on the boring and milling head body, the upper end cover (4) is sleeved on the vertical transmission part (2), a thrust bearing (5) is arranged between the angle adjusting disc (1) and the upper end cover (4), a locking assembly is arranged in the upper end cover (4), and the upper end cover (4) is fixedly connected with a lower end cover (6) on a main shaft through a bolt.

2. The locking structure of the boring and milling head as claimed in claim 1, wherein 7-shaped blocks (7) are uniformly arranged in the circumferential direction of the upper end cover (4), the tail ends of the 7-shaped blocks (7) are hinged with the upper end cover (4), the head ends of the 7-shaped blocks (7) are hinged with the locking blocks (8), and one side, facing the angle adjusting disc (1), of the locking blocks (8) is provided with a rubber block (9).

3. The locking structure of the boring and milling head as claimed in claim 1, wherein a limiting ring (10) is arranged in the upper end cover (4), the limiting ring (10) is located outside the 7-type block (7), a rotating ring (11) is sleeved outside the limiting ring (10), the rotating ring (11) is rotatably connected with the upper end cover (4), the rotating ring (11) is connected with the limiting ring (10) through a bearing (12), a pushing block (13) is welded on the inner side of the rotating ring (11), and the pushing block (13) is arranged corresponding to the 7-type block (7).

4. The boring and milling head locking structure as claimed in claim 3, characterized in that the outer ring of the rotating ring (11) is provided with worm gear teeth (14), the upper end cover (4) is provided with a worm (15) in a rotating manner, the worm (15) is in meshing transmission with the worm gear teeth (14), and one end of the worm (15) is welded with a bolt head (16).

5. The boring and milling head locking structure as claimed in claim 1, characterized in that the vertical transmission part (2) is provided with scale marks (17) at the upper end in the circumferential direction, and the upper end cover (4) is provided with a pointer (18) at the bottom.

6. The boring and milling head locking structure as claimed in claim 1, characterized in that a rubber ring (19) is fixedly arranged on the outer circumference of the angle adjusting disc (1).