CN220497850U - Auxiliary positioning device for rocker arm drill - Google Patents

Abstract

The utility model discloses an auxiliary positioning device for a rocker arm drill, which comprises a bottom plate, wherein an angle adjusting mechanism is arranged at the top of the bottom plate, and a fixing mechanism is arranged on the angle adjusting mechanism; the angle adjusting mechanism comprises a motor, a worm wheel, a worm, a turntable and a bearing seat, wherein the worm wheel is rotatably arranged in the middle of the top of a bottom plate, the top of the worm wheel is fixedly connected with the middle of the top of the turntable, the motor is fixedly arranged on one side of the top of the bottom plate, an output shaft of the motor is fixedly connected with one end of the worm, the other end of the worm is rotatably connected with the middle of the side surface of the bearing seat, and the bearing seat is fixedly arranged on one side of the top of the bottom plate.

Description

Auxiliary positioning device for rocker arm drill

Technical Field

The utility model relates to the technical field of auxiliary positioning, in particular to an auxiliary positioning device for a rocker arm drill.

Background

The drilling machine is a drilling machine, wherein a rocker arm can rotate around a column and lift, and a spindle box normally horizontally moves on the rocker arm. When a hole is machined on the vertical drilling machine, the centering of the cutter and the workpiece is realized by the movement of the workpiece, so that the centering is obviously inconvenient for some large and heavy workpieces; the radial drilling machine can center by moving the position of the tool shaft, so that great convenience is brought to machining holes in large and heavy workpieces in single-piece and small-batch production, the workpieces need to be fixed on a workbench of the radial drilling machine when the radial drilling machine drills, the drilling positions of the workpieces need to be aligned with the drilling positions of the radial drilling machine, if a flange piece needs to be fixed on the workbench of the radial drilling machine when the drilling machine drills, the positions of the drilling machines are adjusted by adjusting the rocker arm and a main shaft box pair of the radial drilling machine, but the number of holes on the flange is large, the positioning of the drilling machines is troublesome, the accuracy of the positions of the drilling machines after adjustment cannot be guaranteed, and deviation exists in the machined hole positions, so that the subsequent use is affected.

Disclosure of Invention

In view of the problems in the prior art, the utility model discloses an auxiliary positioning device for a rocker arm drill, which adopts the technical scheme that the auxiliary positioning device comprises a bottom plate, wherein an angle adjusting mechanism is arranged at the top of the bottom plate, and a fixing mechanism is arranged on the angle adjusting mechanism;

the angle adjusting mechanism comprises a motor, a worm wheel, a worm, a turntable and a bearing seat, wherein the worm wheel is rotatably arranged in the middle of the top of the bottom plate, the top of the worm wheel is fixedly connected with the middle of the top of the turntable, the motor is fixedly arranged on one side of the top of the bottom plate, an output shaft of the motor is fixedly connected with one end of the worm, the other end of the worm is rotatably connected with the middle of the side surface of the bearing seat, the bearing seat is fixedly arranged on one side of the top of the bottom plate, and the worm is meshed with the worm wheel;

the fixing mechanism comprises fixing rods, moving grooves, supporting blocks, rotating plates, mounting seats and screws, wherein the two mounting seats are arranged on the lower side, the mounting seats are fixedly mounted on the middle of the top of the turntable, the middle of the top of each mounting seat is rotatably connected with the lower ends of the screws, the upper ends of the screws penetrate through screw holes in the middle of the bottom of each mounting seat on the upper side, the two mounting seat sides are respectively rotatably connected with the sides of one end of each eight rotating plates, the sides of the other ends of the four rotating plates on the lower side are respectively rotatably connected with the inner sides of the upper ends of the four supporting blocks, the U-shaped supporting blocks are respectively provided with moving grooves on the sides of the four rotating plates, the fixing rods are respectively located in the moving grooves on the sides of the lower ends of the four rotating plates, and the sides of the middle of the rotating plates on the upper side are respectively rotatably connected with the middle of the sides of the four rotating plates on the lower side.

As a preferable technical scheme of the utility model, the upper end of the screw rod is fixedly connected with the middle part of the bottom of the fixed column, and four push rods are fixedly arranged on the side surface of the fixed column.

As a preferable technical scheme of the utility model, the side surface of the supporting block is provided with anti-skid patterns.

As a preferable technical scheme of the utility model, fixing holes are formed at four corners of the top of the bottom plate.

As a preferable technical scheme of the utility model, the top of the bottom plate is fixedly provided with a scale ring, and the side surface of the turntable is fixedly provided with a pointer matched with the scale ring.

The utility model has the beneficial effects that: according to the utility model, the upper mounting seat can be driven to move downwards through the screw rod, the upper mounting seat can drive the upper end of the upper rotating plate to rotate downwards, the lower end of the rotating plate can push the supporting block to move outwards, the supporting block can fixedly support the annular workpiece from the inside, the stability of the workpiece during processing is improved, the worm is driven to rotate through the motor, the worm wheel is driven to rotate, the worm wheel drives the turntable to rotate, the annular workpiece on the turntable can rotate a certain angle, the next hole can be rapidly and accurately rotated to the position below the drill bit for punching, the drill bit of the rocker arm drill can be rapidly positioned with the hole position on the workpiece, the punching speed and accuracy can be effectively improved, deviation of punching is prevented, the screw rod can be conveniently pushed to rotate through the fixing column and the push rod, the fixing and the taking down of the annular workpiece are facilitated, the friction force between the supporting block and the workpiece can be improved, the workpiece fixing stability can be improved through the anti-skidding patterns, the bottom plate can be conveniently fixed on the workbench of the rocker arm through the fixing hole, the pointer and the scale ring can be accurately rotated by a certain angle for positioning the workpiece on the drill bit.

Drawings

FIG. 1 is a schematic diagram of the front structure of the present utility model;

FIG. 2 is a schematic side view of the present utility model;

fig. 3 is a schematic view of the back structure of the present utility model.

In the figure: 1 bottom plate, 2 angle adjustment mechanism, 21 motor, 22 worm wheel, 23 worm, 24 carousel, 25 bearing frame, 3 fixed establishment, 31 dead lever, 32 travel groove, 33 supporting shoe, 34 pivoted plate, 35 mount pad, 36 screw rods, 4 fixed column, 5 push rod, 6 anti-skidding line, 7 fixed orifices, 8 pointer, 9 scale ring.

Detailed Description

Example 1

As shown in fig. 1 to 3, the utility model discloses an auxiliary positioning device for a rocker arm drill, which adopts the technical scheme that the auxiliary positioning device comprises a bottom plate 1, wherein an angle adjusting mechanism 2 is arranged at the top of the bottom plate 1, a fixing mechanism 3 is arranged on the angle adjusting mechanism 2, fixing holes 7 are formed at four corners of the top of the bottom plate 1, and the bottom plate 1 can be conveniently fixed on a workbench of the rocker arm drill through the fixing holes 7;

the angle adjusting mechanism 2 comprises a motor 21, a worm wheel 22, a worm 23, a turntable 24 and a bearing seat 25, wherein the worm wheel 22 is rotatably arranged in the middle of the top of the bottom plate 1, the top of the worm wheel 22 is fixedly connected with the middle of the top of the turntable 24, a scale ring 9 is fixedly arranged at the top of the bottom plate 1, a pointer 8 matched with the scale ring 9 is fixedly arranged on the side surface of the turntable 24, a workpiece can be accurately rotated by a certain angle through the matching of the pointer 8 and the scale ring 9, the punching bit on the workpiece can be quickly positioned below the drill bit for punching, the motor 21 is fixedly arranged on one side of the top of the bottom plate 1, an output shaft of the motor 21 is fixedly connected with one end of the worm 23, the other end of the worm 23 is rotatably connected with the middle of the side surface of the bearing seat 25, the bearing seat 25 is fixedly arranged on one side of the top of the bottom plate 1, the worm 23 is meshed with the worm wheel 22, the worm 23 is driven by the motor 21 to rotate the worm 23, the worm 22 is driven by the worm 22 to rotate, the turntable 24 is driven by the worm, the worm wheel 24 to rotate, the annular workpiece on the turntable 24 can be rotated by a certain angle, the next hole bit can be quickly and accurately rotated to the lower part of the drill bit, so that the bit can be quickly and accurately positioned on the bit, and the bit on the bit can be quickly positioned with the bit, and can be effectively positioned;

the fixing mechanism 3 comprises a fixing rod 31, a moving groove 32, supporting blocks 33, rotating plates 34, mounting seats 35 and screw rods 36, wherein the two mounting seats 35 are arranged, the mounting seats 35 on the lower side are fixedly arranged in the middle of the top of the turntable 24, the middle of the top of the mounting seats 35 on the upper side is rotationally connected with the lower ends of the screw rods 36, the upper ends of the screw rods 36 penetrate through screw holes in the middle of the bottom of the mounting seats 35 on the upper side, the upper ends of the screw rods 36 are fixedly connected with the middle of the bottom of the fixing column 4, four push rods 5 are fixedly arranged on the side surfaces of the fixing column 4, the screw rods 36 can be conveniently pushed to rotate through the fixing column 4 and the push rods 5, the fixing and the taking down of annular workpieces are facilitated, four grooves on the side surfaces of the two mounting seats 35 are rotationally connected with the side surfaces of one end of the eight rotating plates 34 respectively, the side surfaces of the other end surfaces of the lower side four rotating plates 34 are rotationally connected with the inner side surfaces of the upper ends of the four supporting blocks 33 respectively, the supporting blocks 33 are U-shaped, the side surfaces of the four supporting blocks 33 are provided with moving grooves 32, the side surfaces of the other ends of the four upper rotating plates 34 are fixedly provided with fixing rods 31, the four fixing rods 31 are respectively positioned in the moving grooves 32 of the side surfaces of the lower ends of the four supporting blocks 33, the side surfaces of the supporting blocks 33 are provided with anti-skid patterns 6, the friction force between the supporting blocks 33 and a workpiece can be improved through the anti-skid patterns 6, the stability of workpiece fixation can be improved, the side surfaces of the middle parts of the upper rotating plates 34 are respectively and rotatably connected with the middle parts of the side surfaces of the four lower rotating plates 34, the upper mounting seats 35 can be driven to downwards move through screws 36, the upper ends of the upper rotating plates 34 are driven to downwards rotate by the upper mounting seats 35, the lower ends of the rotating plates 34 push the supporting blocks 33 to outwards move, the annular workpiece is fixedly supported from the inside, the stability of the workpiece during processing is improved.

The working principle of the utility model is as follows: the bottom plate 1 is fixed on a workbench of the rocker arm drill through the fixing hole 7, the motor 21 is electrically connected with a control module of the rocker arm drill, the annular workpiece is placed on the rotary table 24, the push rod 5 is pushed to enable the fixing column 4 to rotate, the fixing column 4 drives the screw rod 36 to rotate, the screw rod 36 drives the upper mounting seat 35 to move downwards, the upper mounting seat 35 drives the upper ends of the four rotating plates 34 to rotate downwards, the angle between the upper rotating plates 34 and the lower rotating plates 34 is reduced, the fixing rod 31 at the lower ends of the four rotating plates 34 pushes the four supporting blocks 33 to move outwards, the four supporting blocks 33 tightly support the annular workpiece from the inside, the drill bit on the rocker arm drill is aligned with one hole position on the workpiece for drilling, the control module of the rocker arm drill can control the motor 21 to work when the next hole is drilled, the output shaft of the motor 21 drives the worm 23 to rotate, the worm 23 drives the worm 22 to rotate, the annular workpiece fixed on the 24 rotates a certain angle, and simultaneously the worm wheel 24 is matched with the worm wheel 8 to enable the lower rotary table 9 to rotate to be positioned to a certain angle, and the required drilling time is reduced.

The circuit connection related to the utility model is a conventional means adopted by the person skilled in the art, can obtain technical teaching through limited tests, and belongs to the widely used prior art.

The components not described in detail herein are prior art.

Although the specific embodiments of the present utility model have been described in detail, the present utility model is not limited to the above embodiments, and various changes and modifications without inventive labor may be made within the scope of the present utility model without departing from the spirit of the present utility model, which is within the scope of the present utility model.

Claims (5)

1. The rocker arm drill auxiliary positioning device is characterized by comprising a bottom plate (1), wherein an angle adjusting mechanism (2) is arranged at the top of the bottom plate (1), and a fixing mechanism (3) is arranged on the angle adjusting mechanism (2);

the angle adjusting mechanism (2) comprises a motor (21), a worm wheel (22), a worm (23), a rotary table (24) and a bearing seat (25), wherein the worm wheel (22) is rotatably installed in the middle of the top of the bottom plate (1), the top of the worm wheel (22) is fixedly connected with the middle of the top of the rotary table (24), the motor (21) is fixedly installed on one side of the top of the bottom plate (1), an output shaft of the motor (21) is fixedly connected with one end of the worm (23), the other end of the worm (23) is rotatably connected with the middle of the side surface of the bearing seat (25), the bearing seat (25) is fixedly installed on one side of the top of the bottom plate (1), and the worm (23) is meshed with the worm wheel (22);

fixed establishment (3) are including dead lever (31), removal groove (32), supporting shoe (33), rotating plate (34), mount pad (35) and screw rod (36), mount pad (35) are equipped with two, downside mount pad (35) fixed mounting is at the middle part at carousel (24) top, and the upside the middle part at mount pad (35) top is rotated with the lower extreme of screw rod (36) and is connected, screw rod (36) upper end passes the screw at the middle part of mount pad (35) bottom of upside, two four recesses of mount pad (35) side rotate with the side of eight rotating plate (34) one end respectively and are connected, the side of four rotating plate (34) other ends of downside rotate with the medial surface of four supporting shoe (33) upper end respectively, supporting shoe (33) are U type, four moving groove (32) are all seted up to the side of four rotating plate (34) other ends, four rotating plate (34) other sides all have fixed mounting dead lever (31), four rotating plate (34) side and four side of rotating plate (34) side are located the middle part of four rotating plate (34) respectively.

2. The rocker arm drill auxiliary positioning device according to claim 1, wherein: the upper end of the screw rod (36) is fixedly connected with the middle part of the bottom of the fixed column (4), and four push rods (5) are fixedly arranged on the side surface of the fixed column (4).

3. The rocker arm drill auxiliary positioning device according to claim 1, wherein: the side of the supporting block (33) is provided with anti-skid patterns (6).

4. The rocker arm drill auxiliary positioning device according to claim 1, wherein: fixing holes (7) are formed in four corners of the top of the bottom plate (1).

5. The rocker arm drill auxiliary positioning device according to claim 1, wherein: the top of the bottom plate (1) is fixedly provided with a scale ring (9), and the side surface of the rotary table (24) is fixedly provided with a pointer (8) matched with the scale ring (9).