CN216729941U

CN216729941U - Rotating head speed regulating device of spark erosion drilling machine

Info

Publication number: CN216729941U
Application number: CN202123373921.7U
Authority: CN
Inventors: 邢永福
Original assignee: Dalian Xinfu Precision Mould Co ltd
Current assignee: Dalian Xinfu Precision Mould Co ltd
Priority date: 2021-12-30
Filing date: 2021-12-30
Publication date: 2022-06-14
Anticipated expiration: 2031-12-30

Abstract

The utility model discloses a rotating head speed regulating device of an electric spark drilling machine, which comprises a frame, a first rotating rod and a rotating disc, wherein the speed regulating device is arranged inside the frame, the outer walls of a first screw rod and a second rotating rod are rotationally connected with the frame through a bearing, one end of the second rotating rod is fixedly connected with an output shaft of a motor, the motor is fixedly connected with the outer wall of the frame, the end part of the first screw rod is fixedly connected with a handle, and the outer wall of the first screw rod is in threaded connection with a thread block. This spark-erosion perforating machine rotating head speed adjusting device, through the cooperation between motor, second bull stick, ring, branch, thread piece, first screw rod, handle and the spring, rotates the handle, and the handle drives first screw rod and rotates, and first screw rod drive thread piece motion, thread piece drive branch motion, and branch drive ring prolongs the second bull stick and slides, and the ring slides and makes the ring laminate with the upper surface different positions of carousel for the rotational speed of carousel changes.

Description

Rotating head speed regulating device of spark erosion drilling machine

Technical Field

The utility model relates to the technical field of rotating head speed regulation of a puncher, in particular to a rotating head speed regulation device of an electric spark puncher.

Background

The electric spark puncher is an electric spark machining machine tool for machining holes with the size smaller than 5mm by using an electric spark machining principle, is used for machining small and medium-sized stamping dies, and is characterized in that the machining characteristic is not limited by the hardness of metal materials, the required hole patterns can be machined by the electric spark puncher after a template is quenched firstly, so that the quality is ensured, the service life is prolonged, tool electrode materials can be steel, cast iron and copper, the electric spark puncher can be roughly divided into two types according to different media, one type is a liquid puncher, the small holes of the copper rods can be blocked possibly when liquid is machined, the small holes of the copper rods can be machined to the minimum extent of 0.15mm, the depth can be only machined to 350mm, the electric spark puncher in the prior art is not convenient for adjusting the rotating speed of a rotating head according to needs, and is not convenient for replacing the rotating head at the same time.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a rotating head speed regulating device of an electric spark drilling machine, which solves the problem that the rotating speed of the rotating head cannot be conveniently regulated according to needs in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: a rotating head speed regulating device of an electric spark drilling machine comprises a frame, a first rotating rod and a rotary table, wherein the frame is rotatably connected with the outer wall of the first rotating rod through a bearing, the upper end of the first rotating rod is fixedly connected with the rotary table, and the speed regulating device is arranged inside the frame;

the speed regulating device comprises a motor, a second rotating rod, a circular ring, a supporting rod, a thread block, a first screw rod, a handle and a spring;

the outer wall of first screw rod and second bull stick passes through the bearing rotation with the frame and links to each other, the one end of second bull stick links to each other with the output shaft of motor is fixed, the outer wall of motor and frame is fixed to link to each other, the tip rigid coupling of first screw rod has the handle, the outer wall threaded connection of first screw rod has the screw thread piece, the lower surface rigid coupling of screw thread piece has branch, branch and the laminating of the groove of ring, the ring slides with the outer wall of second bull stick and links to each other, the ring is laminated with the upper surface of carousel, the spring cup joints the outer wall at first bull stick, the both ends of spring link to each other with first bull stick and frame are fixed.

Preferably, the outer wall of the handle is wrapped with a rubber sleeve.

Preferably, a support column is fixedly connected to the lower surface of the frame.

Preferably, a fixing device is arranged below the first rotating rod;

the fixing device comprises a chuck, a second screw, a first helical rack, an inner hole bolt, a straight rack plate, a gear, a clamping rod and a second helical rack;

the upper surface of chuck links to each other with first bull stick is fixed, it has the second screw rod to rotate mutually through the bearing in the chuck, the tip rigid coupling of second screw rod has the hole bolt, the outer wall threaded connection of second screw rod has straight rack plate, the lateral wall rigid coupling of straight rack plate has first helical rack, first helical rack links to each other with the meshing of second helical rack, the outer wall of second helical rack rigid coupling at the clamping bar is three the clamping bar links to each other with the chuck slip, and is three straight rack plate slides and links to each other with the chuck, the gear passes through the bearing rotation with the chuck and links to each other.

Preferably, three clamping rods are attached to the outer wall of the rotating head.

Compared with the prior art, the utility model has the beneficial effects that: the rotating head speed regulating device of the electric spark perforating machine rotates a handle through the cooperation between a motor, a second rotating rod, a circular ring, a supporting rod, a thread block, a first screw rod, a handle and a spring, the handle drives the first screw rod to rotate, the first screw rod drives the thread block to move, the thread block drives the supporting rod to move, the supporting rod drives the circular ring to slide along the second rotating rod, the circular ring slides to enable the circular ring to be attached to different positions of the upper surface of a rotary table, so that the rotating speed of the rotary table changes, the rotating speed of a rotating head changes along with the change, and when the rotating speed is regulated to a required rotating speed, the handle stops rotating, so that the problem that the rotating speed of the rotating head cannot be regulated conveniently according to the requirement is solved;

through the chuck, the second screw rod, first helical rack, the hole bolt, straight rack board, the gear, cooperation between clamping bar and the second helical rack, the hole bolt drives the second screw rod and rotates, the straight rack board motion of second screw rod drive outer wall, straight rack board drive gear rotates, the gear makes three straight rack board move together, straight rack board moves the first helical rack motion of lateral wall, first helical rack drive second helical rack motion, the second helical rack drives the clamping bar and slides, three clamping bar slides to the outside, take off original rotating head, select suitable rotating head according to the demand, use hexagonal spanner reverse rotation hole bolt, it is fixed with new rotating head with three clamping bar of same reason, the problem of the change of the rotating head of being not convenient for has been solved.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is a schematic view of the chuck, the first helical rack and the second helical rack of FIG. 1 at the junction;

fig. 4 is a schematic structural view of a joint of the second screw, the straight rack plate and the gear in fig. 1.

In the figure: 1. the device comprises a frame, 2, a first rotating rod, 3, a speed regulating device, 301, a motor, 302, a second rotating rod, 303, a circular ring, 304, a support rod, 305, a thread block, 306, a first screw rod, 307, a handle, 308, a spring, 4, a fixing device, 401, a chuck, 402, a second screw rod, 403, a first helical rack, 404, an inner hole bolt, 405, a straight rack plate, 406, a gear, 407, a clamping rod, 408, a second helical rack, 5, a rotating head, 6, a rubber sleeve, 7 and a rotating disc.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rotating head speed regulating device of an electric spark perforating machine comprises a frame 1, a first rotating rod 2 and a rotating disc 7, wherein the frame 1 is rotatably connected with the outer wall of the first rotating rod 2 through a bearing, the upper end of the first rotating rod 2 is fixedly connected with the rotating disc 7, the rotating disc 7 drives the first rotating rod 2 to rotate, a support column is fixedly connected to the lower surface of the frame 1 and plays a supporting role for the frame 1, a speed regulating device 3 is arranged inside the frame 1, the speed regulating device 3 comprises a motor 301, a second rotating rod 302, a ring 303, a support rod 304, a thread block 305, a first screw 306, a handle 307 and a spring 308, the outer walls of the first screw 306 and the second rotating rod 302 are rotatably connected with the frame 1 through a bearing, one end of the second rotating rod 302 is fixedly connected with an output shaft of the motor 301, the motor 301 drives the second rotating rod 302 to rotate, the motor 301 is fixedly connected with the outer wall of the frame 1, and the end of the first screw 306 is fixedly connected with the handle 307, the handle 307 drives the first screw 306 to rotate, the outer wall of the handle 307 is wrapped with the rubber sleeve 6, the rubber sleeve 6 protects friction between the hand and the handle 307, the outer wall of the first screw 306 is in threaded connection with a thread block 305, the first screw 306 drives the thread block 305 to move, the lower surface of the thread block 305 is fixedly connected with a support rod 304, the thread block 305 drives the support rod 304 to move, the support rod 304 is attached to a groove of the ring 303, the support rod 304 drives the ring 303 to slide, the ring 303 is connected with the outer wall of the second rotating rod 302 in a sliding manner, the second rotating rod 302 drives the ring 303 to rotate, the ring 303 is attached to the upper surface of the turntable 7, the ring 303 drives the turntable 7 to rotate through friction, the spring 308 is sleeved on the outer wall of the first rotating rod 2, two ends of the spring 308 are fixedly connected with the first rotating rod 2 and the frame 1, the spring 308 enables the turntable 7 to be attached to the ring 303 all the time through the first rotating rod 2 under the action of elasticity, the model of the motor is selected according to actual use requirements, and the working requirements can be met.

The fixing device 4 is arranged below the first rotating rod 2, the fixing device 4 comprises a chuck 401, a second screw 402, a first helical rack 403, an inner hole bolt 404, a straight rack plate 405, a gear 406, a clamping rod 407 and a second helical rack 408, the upper surface of the chuck 401 is fixedly connected with the first rotating rod 2, the first rotating rod 2 drives the chuck 401 to rotate, the second screw 402 is rotatably connected in the chuck 401 through a bearing, the inner hole bolt 404 is fixedly connected to the end part of the second screw 402, the inner hole bolt 404 drives the second screw 402 to rotate, a straight rack plate 405 is in threaded connection with the outer wall of the second screw 402, the second screw 402 drives the straight rack plate 405 to move, one of the three straight rack plates 405 is in threaded connection with the second screw 402, the first helical rack 403 is fixedly connected to the side wall of the straight rack plate 405, the first helical rack 403 is meshed with the second helical rack 408, the first helical rack 403 drives the second helical rack 408 to move, the second helical rack 408 is fixedly connected to the outer wall of the clamping bar 407, the second helical rack 408 drives the clamping bar 407 to slide, the three clamping bars 407 are slidably connected with the chuck 401, the three straight rack plates 405 are engaged with the gear 406, the gear 406 enables the three straight rack plates 405 to move together, the gear 406 is rotatably connected with the chuck 401 through a bearing, the three clamping bars 407 are attached to the outer wall of the rotary head 5, and the rotary head 5 is fixed by the three clamping bars 407.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an electric spark perforating machine rotating head speed adjusting device, includes frame (1), first bull stick (2) and carousel (7), frame (1) passes through the bearing rotation with the outer wall of first bull stick (2) and links to each other, the upper end of first bull stick (2) is fixed continuous with carousel (7), its characterized in that: a speed regulating device (3) is arranged in the frame (1);

the speed regulation device (3) comprises a motor (301), a second rotating rod (302), a circular ring (303), a support rod (304), a thread block (305), a first screw (306), a handle (307) and a spring (308);

the outer walls of the first screw rod (306) and the second rotating rod (302) are rotatably connected with the frame (1) through bearings, one end of the second rotating rod (302) is fixedly connected with an output shaft of the motor (301), the motor (301) is fixedly connected with the outer wall of the frame (1), the end part of the first screw rod (306) is fixedly connected with a handle (307), the outer wall of the first screw (306) is in threaded connection with a thread block (305), the lower surface of the thread block (305) is fixedly connected with a support rod (304), the support rod (304) is attached to the groove of the circular ring (303), the circular ring (303) is connected with the outer wall of the second rotating rod (302) in a sliding manner, the circular ring (303) is attached to the upper surface of the rotary table (7), the spring (308) is sleeved on the outer wall of the first rotating rod (2), and two ends of the spring (308) are fixedly connected with the first rotating rod (2) and the frame (1).

2. The rotary head speed adjusting device of the spark erosion drilling machine according to claim 1, wherein: the outer wall of the handle (307) is wrapped with a rubber sleeve (6).

3. The rotary head speed adjusting device of the spark erosion drilling machine according to claim 1, wherein: the lower surface of the frame (1) is fixedly connected with a support.

4. The rotary head speed adjusting device of the spark erosion drilling machine according to claim 1, wherein: a fixing device (4) is arranged below the first rotating rod (2);

the fixing device (4) comprises a chuck (401), a second screw (402), a first helical rack (403), an inner hole bolt (404), a straight rack plate (405), a gear (406), a clamping rod (407) and a second helical rack (408);

the upper surface and the first bull stick (2) of chuck (401) are fixed continuous, it has second screw rod (402) to rotate through the bearing in chuck (401), the tip rigid coupling of second screw rod (402) has hole bolt (404), the outer wall threaded connection of second screw rod (402) has straight rack plate (405), the lateral wall rigid coupling of straight rack plate (405) has first helical rack (403), first helical rack (403) link to each other with the meshing of second helical rack (408), second helical rack (408) rigid coupling is at the outer wall of clamping bar (407), and is three clamping bar (407) and chuck (401) slide and link to each other, and is three straight rack plate (405) slide with chuck (401) and link to each other, and is three straight rack plate (405) link to each other with gear (406) meshing, gear (406) rotate through the bearing with chuck (401) and link to each other.

5. The rotary head speed adjusting device of the spark erosion drilling machine according to claim 4, wherein: the three clamping rods (407) are attached to the outer wall of the rotating head (5).