CN219425716U

CN219425716U - Multidirectional drilling device

Info

Publication number: CN219425716U
Application number: CN202320291600.2U
Authority: CN
Inventors: 毛贵汉; 毛可利; 尹桂新; 夏德强; 郭宝飞
Original assignee: Qingdao Zhongxingyuan Electric Technology Co ltd
Current assignee: Qingdao Zhongxingyuan Electric Technology Co ltd
Priority date: 2023-02-22
Filing date: 2023-02-22
Publication date: 2023-07-28
Anticipated expiration: 2033-02-22

Abstract

The application discloses multidirectional drilling device belongs to the machine tool field, has solved among the prior art when drilling on a plurality of different radial of steel pipe, needs to lift off the steel pipe and angle regulation many times, the inconvenient problem of operation. In its own solution, the rotary clamping assembly comprises two support plates and two disc-shaped clamping discs; circular clamping grooves are respectively formed in the opposite surfaces of the two clamping discs, and the clamping grooves and the clamping discs are coaxially arranged; the two supporting plates are relatively arranged on the workbench in parallel, the two clamping discs are positioned between the two supporting plates, the two clamping discs are respectively and rotatably arranged on the two supporting plates, and the limiting devices for limiting the rotation of the clamping discs are arranged on the supporting plates. According to the technical scheme, the multidirectional drilling can be carried out on the radial direction of the steel pipe through one-time clamping, and the operation convenience is improved.

Description

Multidirectional drilling device

Technical Field

The utility model relates to a multidirectional drilling device, and belongs to the field of processing machine tools.

Background

The drilling machine refers to a machine tool which mainly uses a drill bit to machine holes on a workpiece. Typically the drill bit rotates as the primary motion and the drill bit moves axially as the feed motion. The drilling machine has simple structure and relatively low machining precision, can drill through holes and blind holes, replace special cutters, and can perform machining such as expanding, reaming or tapping. In the prior art, a steel pipe fixing device for a drilling machine generally adopts two arc-shaped bearing bushes to fix the steel pipe, such as a steel pipe drilling device with the application number of CN2015110175226. X. However, the steel pipe is inconvenient to rotate by taking the axis as the shaft, and if holes are required to be drilled in a plurality of different radial directions of the steel pipe, such as radial holes in the cylindrical surface of the flange seal ring piece, the steel pipe needs to be detached and the angle is adjusted for a plurality of times, so that the operation is inconvenient.

Disclosure of Invention

Aiming at the problem that in the prior art, when a drilling machine drills a plurality of radial holes with different radial angles on a steel pipe, the utility model provides a multidirectional drilling device which can drill holes on the steel pipe in the radial direction by one-time clamping, thereby improving the operation convenience.

The technical scheme adopted by the utility model is that the multidirectional drilling device comprises a workbench, an upright post and a headstock, wherein the lower end of the upright post is fixed on the workbench, and the headstock is arranged on the upright post and slides along the length extension direction of the upright post; the workbench is provided with a rotary clamping assembly; the rotary clamping assembly comprises two support plates and two disc-shaped clamping plates; circular clamping grooves are respectively formed in the opposite surfaces of the two clamping discs, and the clamping grooves and the clamping discs are coaxially arranged; the two supporting plates are oppositely arranged on the workbench in parallel, the two clamping discs are positioned between the two supporting plates, and the two clamping discs are respectively and rotatably arranged on the two supporting plates; and a limiting device for limiting the rotation of the clamping disc is arranged on the supporting plate.

Preferably, in the multi-directional drilling device, the two support plates are slidably mounted on a workbench, and the workbench is provided with an adjusting assembly; the adjusting assembly comprises a screw rod and a supporting block, the supporting block is fixed on the workbench, the middle section of the screw rod penetrates through the supporting block and is rotationally connected with the supporting block, and two ends of the screw rod respectively penetrate through the two supporting plates and are in threaded connection with the supporting plates; the screw threads at the two ends of the screw rod are oppositely arranged in the screwing direction.

Preferably, the multi-directional drilling device comprises a clamping disc, wherein the clamping disc is provided with a circular disc bottom and an annular outer ring, the outer ring is fixed on the circular disc bottom, and a clamping groove with an opening is formed by the outer ring and the circular disc bottom.

Optimally, the multidirectional drilling device is characterized in that the outer ring is provided with a plurality of notches, and the notches are uniformly constructed at intervals on the outer ring.

Preferably, the multi-directional drilling device comprises a plurality of second screws, and the second screws penetrate through the supporting plate and are in threaded connection with the supporting plate; and one end of the second screw rod, which is close to the clamping disc, is provided with a friction pad.

Preferably, the multidirectional drilling device is characterized in that a plurality of parallel sliding ways are formed in the upper surface of the workbench, and the lower end of the supporting plate is provided with a sliding head matched with the sliding ways and slidably installed in the sliding ways.

Preferably, in the multidirectional drilling device, a plurality of ejector rods are arranged on the outer ring, each ejector rod is provided with external threads, the ejector rods penetrate through the outer ring and are in threaded connection with the outer ring, and the axes of the ejector rods are arranged along the radial direction of the outer ring.

The application has the advantages that:

in the technical scheme of this application, adopt two clamping disk to press from both sides the both ends of tight steel pipe, because clamping disk rotates and installs in the backup pad, after the steel pipe is fixed in drilling equipment, only need not hard up several bolts, can make the steel pipe use the axis to rotate as the axle, conveniently bore a plurality of different radial holes of different radial angle on the steel pipe, simplified operation, raise the efficiency.

Drawings

FIG. 1 is a schematic structural diagram of the present application;

FIG. 2 is a top view of FIG. 1;

FIG. 3 is a side view of FIG. 1;

fig. 4 is a schematic structural view of the clamping disk in the present application.

Detailed Description

The technical features of the present utility model are further described below with reference to the accompanying drawings and the specific embodiments.

As shown in the figure, the utility model relates to a multidirectional drilling device which comprises a workbench 1, an upright post 2 and a headstock 3, wherein the lower end of the upright post 2 is fixed on the workbench 1, and the headstock 3 is arranged on the upright post 2 and slides along the length extending direction of the upright post 2. The column 2 serves as a support guide for the head 3 to move downward to approach the workpiece to be machined or for the head 3 to move upward to be away from the workpiece to be machined. The head frame 3 is provided with a drill bit and a rotary power mechanism for driving the drill bit to rotate.

In this application, the rotary clamping assembly of the multidirectional drilling apparatus is mounted on a work table 1 of an existing drilling machine, such as a micheng Z3035 drilling machine.

As shown, the rotary clamping assembly comprises two support plates 4 and two disc-shaped clamping discs 5. The two support plates 4 are metal sliding blocks, the two support plates 4 are slidably arranged on the workbench 1, the two support plates 4 are oppositely arranged, and a working space for accommodating a steel pipe workpiece is formed between the two support plates 4 at intervals.

As shown, clamping discs 5 are mounted on opposite surfaces of the support plate 4 so as to facilitate the clamping of both ends of the steel pipe work piece by the two clamping discs 5. The clamping disk 5 has a circular disk bottom 502 and an annular outer ring 501, wherein the outer ring 501 is provided with a plurality of notches which are uniformly spaced on the outer ring 501. The outer ring 501 is fixed on the circular disc bottom 502, the circular disc bottom 502 and the annular outer ring 501 are integrally formed metal parts, and the forming can be performed by adopting a thick metal disc through a milling machine. The end face of the clamping disk 5 is surrounded by an outer ring 501 and a circular disk bottom 502 to form a clamping groove with an opening. In the clamping process, the two support plates 4 are moved, so that the two support plates 4 move and drive the two clamping discs 5 to clamp two ends of the steel pipe workpiece, and the ends of the steel pipe workpiece are inserted into the clamping grooves of the clamping discs 5, so that the steel pipe workpiece is fixed.

The clamping disc 5 is provided with a rotating shaft, the end face of the supporting plate 4 facing the clamping disc 5 is provided with a rotating groove, and after a bearing is arranged on the rotating shaft of the clamping disc 5, the bearing is arranged in the rotating groove of the supporting plate 4 in an interference fit manner, so that the clamping disc 5 is rotatably arranged on the supporting plate 4.

In this embodiment, the variation of the spacing between the two support plates 4 is achieved by an adjustment assembly mounted on the table 1. The adjustment assembly comprises a screw 6 and a support block 7. The supporting block 7 is a metal block fixedly mounted on the workbench 1, the middle of the supporting block is provided with a through hole, and the screw 6 penetrates through the through hole and is rotatably arranged in the through hole through a bearing.

The support plate 4 is provided with a second through hole, and the inner wall of the second through hole is provided with an internal thread. Two ends of the screw rod 6 respectively penetrate through the through holes II of the two support plates 4 and are in threaded connection with the through holes II. Because the screw threads at the two ends of the screw rod 6 are oppositely arranged in the screwing direction, when the screw rod 6 rotates, the two support plates 4 move along the screw rod 6 and the movement directions are opposite, so that the two support plates 4 drive the clamping disc 5 to clamp and loosen the end part of the steel pipe workpiece. The screw 6 can be driven by a motor or manually by a hand wheel.

In this embodiment, the upper surface of the workbench 1 is constructed with a plurality of parallel slide ways 101, the slide ways 101 are inverted T-shaped slide ways, the lower end of the supporting plate 4 is provided with a slider 401 matched with the slide ways 101, the slider 410 is an inverted T-shaped slider matched with the slide ways 101, and the slider 401 is slidably mounted in the slide ways 101. The sliding of the support plate 4 is guided by the cooperation of the head 410 with the slideway 101, the length extension of the slideway 101 being parallel to the screw 6.

The support plate 4 is provided with a limiting device for limiting the rotation of the clamping disk 5. The limiting means are able to limit the rotation of the clamping disk 5 on the support plate 4. The limiting device comprises a plurality of second screws 8, a plurality of third through holes are formed in the supporting plate 4, the third through holes are provided with internal threads, and the second screws 8 penetrate through the third through holes of the supporting plate 4 and are in threaded connection with the third through holes. The end of the second screw 8 near the clamping disk 5 is provided with a friction pad 801. After the screw rod II 8 is rotated, the friction pad 801 at the end part of the screw rod II 8 is propped against the clamping disc 5, and the rotation of the clamping disc 5 is limited by friction force, so that the steel pipe workpiece is prevented from rotating during drilling. After the second screw rod 8 is reversely rotated, the friction pad 801 at the end part of the second screw rod 8 can be separated from the clamping disc 5, so that the clamping disc 5 is recovered to rotate, the steel pipe workpiece is conveniently rotated, and a plurality of radial holes with different radial angles are conveniently drilled in the steel pipe.

The outer ring 501 is provided with a plurality of through holes IV, the axes of the through holes IV are arranged along the radial direction of the outer ring 501, and four through holes IV are uniformly arranged along the circumference of the outer ring 501. The inner surface of the through hole IV is provided with an inner thread, the ejector rod 9 is provided with an outer thread, and the ejector rod 9 passes through the through hole IV of the outer ring 501 and is in threaded connection.

After the end part of the steel pipe workpiece enters the clamping groove, the end part of the ejector rod 9 is abutted against the end part surface of the steel pipe workpiece by rotating the ejector rod 9, so that the end part of the steel pipe workpiece is clamped, the axial direction of the steel pipe workpiece can be adjusted by adjusting the length of all the ejector rods 9 extending into the clamping groove, and the axial direction of the steel pipe workpiece can be perpendicular to the drilling direction of the drill bit by adjusting.

It should be understood that the above description is not intended to limit the utility model to the particular embodiments disclosed, but to limit the utility model to the particular embodiments disclosed, and that various changes, modifications, additions and substitutions can be made by those skilled in the art without departing from the spirit and scope of the utility model.

Claims

1. The multidirectional drilling device comprises a workbench (1), an upright post (2) and a headstock (3), wherein the lower end of the upright post (2) is fixed on the workbench (1), and the headstock (3) is arranged on the upright post (2) and slides along the length extending direction of the upright post (2); the method is characterized in that; the workbench (1) is provided with a rotary clamping assembly; the rotary clamping assembly comprises two support plates (4) and two disc-shaped clamping plates (5); circular clamping grooves are respectively formed in the opposite surfaces of the two clamping discs (5), and the clamping grooves and the clamping discs (5) are coaxially arranged; the two support plates (4) are oppositely arranged on the workbench (1) in parallel, the two clamping discs (5) are positioned between the two support plates (4), and the two clamping discs (5) are respectively and rotatably arranged on the two support plates (4); and a limiting device for limiting the rotation of the clamping disc (5) is arranged on the supporting plate (4).

2. A multi-directional drilling apparatus according to claim 1, wherein: the two support plates (4) are slidably mounted on the workbench (1), and an adjusting assembly is mounted on the workbench (1); the adjusting assembly comprises a screw rod (6) and a supporting block (7), the supporting block (7) is fixed on the workbench (1), the middle section of the screw rod (6) penetrates through the supporting block (7) and is rotationally connected with the supporting block (7), and two ends of the screw rod (6) respectively penetrate through the two supporting plates (4) and are in threaded connection with the supporting plates (4); the screw threads at two ends of the screw rod (6) are oppositely arranged in the screwing direction.

3. A multi-directional drilling apparatus according to claim 1, wherein: the clamping disc (5) is provided with a circular disc bottom (502) and an annular outer ring (501), the outer ring (501) is fixed on the circular disc bottom (502), and a clamping groove with an opening is formed by the outer ring (501) and the circular disc bottom (502).

4. A multi-directional drilling apparatus according to claim 3, wherein: the outer ring (501) is provided with a plurality of notches, and the notches are uniformly constructed on the outer ring (501) at intervals.

5. A multi-directional drilling apparatus according to claim 1, wherein: the limiting device comprises a plurality of second screws (8), and the second screws (8) penetrate through the supporting plate (4) and are in threaded connection with the supporting plate (4); one end of the second screw rod (8) close to the clamping disc (5) is provided with a friction pad (801).

6. A multi-directional drilling apparatus according to claim 2, wherein: the upper surface of workstation (1) is constructed and is had a plurality of parallel arrangement's slide (101), and the lower extreme of backup pad (4) has slider (401) with slide (101) complex, slider (401) slidable mounting in slide (101).

7. A multi-directional drilling apparatus according to claim 3, wherein: a plurality of ejector rods (9) are arranged on the outer ring (501), the ejector rods (9) are provided with external threads, the ejector rods (9) penetrate through the outer ring (501) and are in threaded connection with the outer ring (501), and the axes of the ejector rods (9) are arranged along the radial direction of the outer ring (501).