CN210731050U

CN210731050U - Adjustable drilling tool

Info

Publication number: CN210731050U
Application number: CN201921467653.5U
Authority: CN
Inventors: 包彩萍
Original assignee: Changzhou Kaiyu Tools Co ltd
Current assignee: Changzhou Kaiyu Tools Co ltd
Priority date: 2019-09-05
Filing date: 2019-09-05
Publication date: 2020-06-12
Anticipated expiration: 2029-09-05

Abstract

The utility model relates to the technical field of drilling tools, in particular to an adjustable drilling tool, which solves the defects of manpower consumption, man-hour consumption and low processing precision in the prior art, and comprises a base, wherein the top of the base is fixed with a stand column through a bolt, the inside of the stand column is slidably provided with a lifting frame, one side of the lifting frame is provided with a universal ball, the lifting frame is connected with a rotating plate through the universal ball, one side of the bottom of the rotating plate is provided with a dovetail groove, the utility model discloses a drilling angle can be adjusted front and back when the device is used through the arrangement of structures such as the rotating plate, the dovetail groove, a sliding plate, a swinging plate, the lifting frame, an adjusting disc and the like, the drilling angle can be adjusted left and right when the adjusting disc is pulled, the purpose of universal adjusting angle is realized, the drilling processing of all angles can be satisfied, the manpower and, the processing precision is improved.

Description

Adjustable drilling tool

Technical Field

The utility model relates to a drilling tool technical field especially relates to a drilling tool with adjustable.

Background

A drill bit is used for processing holes on a solid material, namely drilling holes. The hole processing of various parts, except that a part is finished by lathing, boring, milling and other machine tools, a great part is finished by a bench worker by utilizing a drilling machine and a drilling tool (a drill bit, a reamer, etc.), when drilling on the drilling machine, the drill bit generally simultaneously finishes two movements; primary motion, i.e. the rotational motion of the drill bit about an axis (cutting motion); the auxiliary motion, i.e., the linear motion (feed motion) of the drill in the axial direction against the workpiece, affects the machining quality mainly due to the structural defects of the drill, and the machining accuracy is generally below the IT10 level, and the surface roughness is about ra12.5 μm, which is a rough machining.

Drilling tool angle among the prior art can not be adjusted, and the centre gripping position of work piece need be adjusted repeatedly when processing man-hour, consumes manpower and man-hour, or needs the artifical angle of keeping the drilling for a long time, has aggravated work burden, because human factor, the angle of drilling when drilling vibration has the deviation, and the machining precision is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of manpower consumption, man-hour consumption and low processing precision in the prior art and providing an adjustable drilling tool.

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

an adjustable drilling tool comprises a base, wherein a stand column is fixed at the top of the base through a bolt, a lifting frame is arranged inside the stand column in a sliding mode, a universal ball is arranged on one side of the lifting frame, the lifting frame is connected with a rotating plate through the universal ball, a dovetail groove is formed in one side of the bottom of the rotating plate, a swinging plate is rotatably arranged at the bottom of the rotating plate, a mounting plate is fixed at the bottom of the swinging plate through a hexagonal screw, a servo motor is mounted at the bottom of the mounting plate through a screw, a drill bit is connected to the output end of the servo motor through a coupler, a supporting rod is welded on one side of the lifting frame, a sliding seat is slidably arranged outside the supporting rod, a sliding plate is rotatably arranged inside the sliding seat, the sliding plate is slidably connected with the dovetail groove, a rack is welded at the bottom, the other end of the operating rod is welded with an adjusting disc.

Preferably, the inside of stand is seted up the spout, the crane is connected with the inside sliding connection of spout.

Preferably, a sliding hole is formed in the sliding seat, and the supporting rod is embedded in the sliding hole.

Preferably, a rotating hole is formed in the rotating plate, a rotating shaft is embedded into the rotating hole, the rotating shaft is fixedly connected with the oscillating plate through a bolt, and the gear is arranged at the end of the rotating shaft.

Preferably, a slotted hole is formed in the sliding seat, a circular groove is formed in the side wall of the slotted hole, a ball is mounted on the outer side of the sliding plate, and the ball is connected with the circular groove in a sliding mode.

Preferably, the lifting frame is provided with a screw hole and a through hole respectively, the screw hole is communicated with the inside of the through hole, a screw rod is fixed on the inner thread of the screw hole, and the operating rod penetrates through the inside of the through hole.

The utility model has the advantages that: compared with the prior art, the utility model discloses in through the setting of rotor plate, dovetail, slide, swing board, crane, adjustment disk isotructure, when using the device, can adjust drilling angle around rotating the adjustment disk, can control when pulling the adjustment disk and adjust drilling angle, realize universal angle regulation's purpose, can satisfy drilling processing of all angles, use manpower sparingly and man-hour, need not artifical manual keeping drilling angle after the device is adjusted moreover, make the machining precision improve.

Drawings

Fig. 1 is a schematic structural view of an adjustable drilling tool according to the present invention;

fig. 2 is an enlarged view of the adjustable drilling tool of the present invention at the position marked a;

fig. 3 is a partial bottom view of the lifting frame provided by the utility model;

fig. 4 is a schematic view of a partial structure of an adjustable drilling tool with a gear removed.

In the figure: the device comprises a base 1, a vertical column 2, a lifting frame 3, a universal ball 4, a rotating plate 5, a dovetail groove 6, a supporting rod 7, a sliding seat 8, a screw rod 9, a screw hole 10, a through hole 11, an operating rod 12, an adjusting disc 13, a sliding plate 14, a rack 15, a gear 16, a swinging plate 17, an installation plate 18, a servo motor 19, a drill bit 20, a sliding chute 21, an annular groove 22, a ball 23, a rotating shaft 24 and a rotating hole 25.

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.

Referring to fig. 1-4, an adjustable drilling tool comprises a base 1, wherein a vertical column 2 is fixed at the top of the base 1 through a bolt, a lifting frame 3 is slidably arranged inside the vertical column 2, a universal ball 4 is arranged on one side of the lifting frame 3, the lifting frame 3 is connected with a rotating plate 5 through the universal ball 4, a dovetail groove 6 is arranged on one side of the bottom of the rotating plate 5, a swinging plate 17 is rotatably arranged at the bottom of the rotating plate 5, a mounting plate 18 is fixed at the bottom of the swinging plate 17 through a hexagon screw, a servo motor 19 is arranged at the bottom of the mounting plate 18 through a screw, the output end of the servo motor 19 is connected with a drill bit 20 through a coupler, a support rod 7 is welded on one side of the lifting frame 3, a sliding seat 8 is slidably arranged outside the support rod 7, a sliding plate 14 is rotatably arranged inside the sliding seat 8, a rack 15 is connected with a gear 16 in a meshing manner, one end of a sliding plate 14 is connected with an operating rod 12 through a nut bolt, the other end of the operating rod 12 is welded with an adjusting disc 13, a chute 21 is arranged inside an upright post 2, a lifting frame 3 is connected with the chute 21 in a sliding manner, a sliding hole is arranged on a sliding seat 8, a supporting rod 7 is embedded inside the sliding hole, a rotating hole 25 is arranged on a rotating plate 5, a rotating shaft 24 is embedded inside the rotating hole 25, the rotating shaft 24 is fixedly connected with a swinging plate 17 through a bolt, the gear 16 is arranged at the end part of the rotating shaft 24, a slotted hole is arranged inside the sliding seat 8, a slotted hole is arranged on the side wall of the slotted hole, a ball 23 is arranged on the outer side of the sliding plate 14, the ball 23 is connected with the slotted hole 22 in a sliding manner, a screw hole 10 and a through hole 11 are respectively arranged on the lifting frame 3, the utility model discloses in through the setting of rotor plate 5, dovetail 6, slide 14, swing board 17, crane 3, adjustment disk 13 isotructure, when using the device, adjust drilling angle around rotating adjustment disk 13, can control when pulling adjustment disk 13 and adjust drilling angle, realize universal angle regulation's purpose, can satisfy drilling processing of all angles, use manpower sparingly and man-hour, need not artifical manual keeping drilling angle after the device is adjusted moreover, make the machining precision improve.

In the embodiment, when the device is used, the lifting frame 3 can slide up and down in the sliding groove 21 and is driven by a driving source (not shown in the figure) in the prior art;

when the adjusting disk 13 is rotated, the adjusting disk 13, the operating rod 12, the sliding plate 14 and the rotating plate 5 rotate simultaneously, the rotating plate 5 rotates through the universal ball 4 at the top, the top of the sliding plate 14 is embedded into the dovetail groove 6 at one side of the bottom of the rotating plate 5 and can rotate along with the sliding plate, the sliding plate 14 forms a rotating relation with the annular groove 22 inside the sliding seat 8 through the ball 23, and due to the rotating connection relation between the rotating plate 5 and the swinging plate 17, when the swinging plate 17 does not rotate relative to the rotating plate 5, the rotating plate 5 drives the swinging plate 17 to rotate together, so that the mounting plate 18 at the bottom, the servo motor 19 and the drill bit 20 rotate, and the drilling angle at the front and back positions is changed;

when the adjusting disk 13 is pulled leftwards and rightwards, the operating rod 12 moves in the through hole 11, because the ball 23 is clamped inside the annular groove 22, when the operating rod 12 pulls the sliding plate 14 to move, the sliding seat 8 can be simultaneously driven to slide on the supporting rod 7, at the moment, the top of the sliding plate 14 slides in the dovetail groove 6, the rack 15 acts on the gear 16 to rotate when moving, because the gear 16 is fixed at one end of the rotating shaft 24, the rotating shaft 24 and the swinging plate 17 rigidly connected with the rotating shaft can be simultaneously driven to rotate, at the moment, the mounting plate 18, the servo motor 19 and the drill bit 20 at the bottom simultaneously swing leftwards and rightwards, and the left;

the operating rod 12 is movable (rotated or moved left and right) when the screw 9 is loosened, and after the screw 9 is tightened, the end of the screw 9 presses the operating rod 12 to fix the position of the operating rod 12, thereby ensuring that the drilling angle of the drill 20 does not change.

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. The adjustable drilling tool comprises a base (1) and is characterized in that a stand column (2) is fixed at the top of the base (1) through bolts, a lifting frame (3) is arranged inside the stand column (2) in a sliding mode, a universal ball (4) is installed on one side of the lifting frame (3), the lifting frame (3) is connected with a rotating plate (5) through the universal ball (4), a dovetail groove (6) is formed in one side of the bottom of the rotating plate (5), a swinging plate (17) is installed at the bottom of the rotating plate (5) in a rotating mode, a mounting plate (18) is fixed at the bottom of the swinging plate (17) through a hexagonal screw, a servo motor (19) is installed at the bottom of the mounting plate (18) through a screw, a drill bit (20) is connected to the output end of the servo motor (19) through a coupler, and a support, the outside slip of bracing piece (7) is provided with sliding seat (8), and slide (14) are installed in the inside rotation of sliding seat (8), slide (14) and dovetail (6) sliding connection, and the bottom welding of slide (14) has rack (15), and rack (15) meshing is connected with gear (16), the one end of slide (14) has action bars (12) through nut and bolt connection, and the other end welding of action bars (12) has adjustment disk (13).

2. The adjustable drilling tool as claimed in claim 1, wherein a sliding groove (21) is formed in the column (2), and the lifting frame (3) is slidably connected with the inside of the sliding groove (21).

3. The adjustable drilling tool according to claim 1, wherein the sliding seat (8) is provided with a sliding hole, and the support rod (7) is embedded in the sliding hole.

4. The adjustable drilling tool as claimed in claim 1, wherein the rotating plate (5) is provided with a rotating hole (25), a rotating shaft (24) is embedded in the rotating hole (25), the rotating shaft (24) is fixedly connected with the swinging plate (17) through a bolt, and the gear (16) is arranged at the end of the rotating shaft (24).

5. The adjustable drilling tool as claimed in claim 1, wherein the sliding seat (8) is provided with a slot inside, the side wall of the slot is provided with a ring groove (22), the outer side of the sliding plate (14) is provided with a ball (23), and the ball (23) is slidably connected with the ring groove (22).

6. The adjustable drilling tool as claimed in claim 1, wherein the lifting frame (3) is provided with a screw hole (10) and a through hole (11), the screw hole (10) is communicated with the inside of the through hole (11), a screw rod (9) is fixed on the screw hole (10) through threads, and the operating rod (12) penetrates through the inside of the through hole (11).