CN114211272A

CN114211272A - Multi-spindle drilling machine capable of avoiding workpiece deviation in drilling process and improving machining precision

Info

Publication number: CN114211272A
Application number: CN202111280742.0A
Authority: CN
Inventors: 戴桐; 乔甡; 金秋
Original assignee: Yangzhou Jinxinyi Electric Tools Co ltd
Current assignee: Yangzhou Jinxinyi Electric Tools Co ltd
Priority date: 2021-11-01
Filing date: 2021-11-01
Publication date: 2022-03-22

Abstract

The invention provides a multi-spindle drilling machine capable of avoiding workpiece deviation and improving machining precision in a drilling process. This avoid drilling in-process work piece skew to improve multiple-spindle drilling machine of machining precision, when punching the piece of punching, the top of base is placed to the piece of punching, it is fixed to its clamping through splint and fastening screw, start the drilling machine afterwards, pivoted drill bit can the lapse move down to punch the piece of punching, at this in-process, anti-skidding mechanism passes through the extrusion of stripper plate automatic reinforcement to the piece of punching, the stripper plate can consolidate to the piece of punching, ensure that the piece of punching can not slide for splint under the effect of vibrating force, reached when waiting to punch the part clamping insecure, avoid causing the size deviation of punching to influence the quality purpose of punching because of drilling machine vibrating force.

Description

Multi-spindle drilling machine capable of avoiding workpiece deviation in drilling process and improving machining precision

Technical Field

The invention relates to the technical field of drilling machines, in particular to a multi-spindle drilling machine which can avoid workpiece deviation in a drilling process and improve machining precision.

Background

The drilling machine is a universal machine tool with wide application, and can be used for drilling, reaming plane, tapping and the like on parts.

At present when punching the part, need pass through anchor clamps with the part and fix on the workstation of drilling machine, punch the operation through the drill bit afterwards, because the part clamping process is accomplished through the workman, so there is the insecure possibility of clamping in the part, and in the drilling machine working process, drilling machine vibration can take place for inevitable, consequently through the effect of vibrating force, the insecure part of clamping can slide for anchor clamps, causes the deviation of drilling size, influences the quality of punching.

Disclosure of Invention

In order to solve the problem that the vibration force of a drilling machine can cause the punching size deviation when the part to be punched is clamped insecure, and achieve the purpose of avoiding the punching size deviation from influencing the punching quality due to the vibration force of the drilling machine when the part to be punched is clamped insecure, the invention is realized by the following technical scheme: the utility model provides an avoid drilling in-process work piece skew to improve multiple-spindle drilling machine of machining precision, includes the base, the top of base is provided with the piece of punching, the top of the piece of punching is provided with splint, the top interlude of splint is provided with fastening screw, the inside of splint is including anti-skidding mechanism, anti-skidding mechanism's inside is including reducing the mechanism.

Further, the anti-skid mechanism comprises an extrusion plate arranged at the bottom of the clamping plate, the top of the extrusion plate is fixedly connected with a gas spring, one side of the gas spring close to the center of the extrusion plate is connected with a regulation and control gas box through a conduit, the interior of the regulation and control gas box is connected with a gas pressure plate in a sliding way, the bottom of the pneumatic plate is fixedly connected with a pull rod, the side surface of the pull rod is fixedly connected with a stress plate, the two sides of the pull rod are provided with driving wheels, the side surfaces of the driving wheels are rotatably connected with deflection rods, a detection cavity is arranged above the air pressure plate and inside the regulating and controlling air box, a conductive frame is arranged inside the detection cavity, the bottom of electrically conductive frame is provided with the slide bar, the side sliding connection of slide bar has the metal sheet, the bottom fixedly connected with spacing ratch of metal sheet, spacing ratch is close to one side of slide bar is provided with the kelly.

Furthermore, the side surface of the deflection rod is fixedly connected with a resisting spring, and the other side of the resisting spring is fixedly connected with the side surface of the driving wheel to provide a resisting force for deflection of the deflection rod.

Furthermore, the gas spring and the regulation and control gas box are communicated with each other through a guide pipe, and along with the increase of the gas pressure in the regulation and control gas box, the gas pressure in the gas spring is synchronously increased through the guide pipe, so that the extrusion force of the extrusion plate on the surface of the punching piece is increased.

Furthermore, the conductive frame is connected with a power supply and is connected with the connecting motor of the driving wheel through a lead, and when the conductive frame forms a complete loop, the driving wheel is driven by the motor to rotate.

Furthermore, the reduction mechanism comprises a sliding cavity, a magnetic block is slidably connected inside the sliding cavity, the bottom of the magnetic block is rotatably connected with a linkage rod, a rectangular groove is formed in the top of the clamping plate, and a magnetic plate is arranged above the rectangular groove through a supporting spring.

Furthermore, the magnetic plate and the magnetic block have different magnetism and do not reach an attraction point initially, when the magnetic plate is pressed to enter the rectangular groove, the magnetic plate and the magnetic block reach the attraction point, and the magnetic block moves upwards under the action of magnetic force.

The invention provides a multi-spindle drilling machine which can avoid workpiece deviation in a drilling process and improve the machining precision. The method has the following beneficial effects:

1. this avoid among the drilling process work piece skew to improve multiple-spindle drilling machine of machining precision, when punching the piece of punching, the top of base is placed to the piece of punching, it is fixed to its clamping through splint and fastening screw, start the drilling machine afterwards, pivoted drill bit can the lapse, the piece of punching is punched to pivoted drill bit meeting downstream, when the vibrational force of drilling machine is too big, anti-skidding mechanism can be through the extrusion of stripper plate automatic reinforcement to the piece of punching, consequently, when a clamping is insecure, the stripper plate can be automatic to the piece of punching reinforcement, ensure that the piece of punching can not slide for splint under the effect of vibrating force, reached when waiting to punch the part clamping insecure, avoid causing the size deviation of punching to influence the quality purpose of punching because of drilling machine vibrational force.

2. This avoid drilling in-process work piece skew to improve multiple-spindle drilling machine of machining precision, when anti-skidding mechanism acts on, spacing ratch can be fixed by the card pole joint after removing, and anti-skidding mechanism need reply initial condition so that later reuse, the event is provided with reduction mechanism, when punching the end, press the magnetic sheet to the rectangular channel inside, make magnetic sheet and magnetic path reach the attraction point, the magnetic path is rebound under the effect of magnetic force, the trace synchronous motion of pulling bottom, the trace can drive card pole horizontal migration when shifting up, income slip intracavity portion, and then release spacing ratch, the event anti-skidding mechanism's state obtains the reduction, reached after punching the end, the mesh of using after being convenient for with anti-skidding mechanism recovery initial condition.

Drawings

FIG. 1 is a schematic cross-sectional view of the entire structure of the present invention;

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

FIG. 3 is a schematic cross-sectional view of a structurally regulated gas box of the present invention;

FIG. 4 is a schematic cross-sectional view of a structural detection chamber of the present invention;

FIG. 5 is an enlarged view of part A of FIG. 3 according to the present invention;

FIG. 6 is an enlarged view of portion B of the block diagram of FIG. 4 according to the present invention.

In the figure: 1. a base; 2. a splint; 3. fastening screws; 4. punching a hole; 5. an anti-slip mechanism; 501. a pressing plate; 502. a gas spring; 503. regulating and controlling the air box; 504. a gas pressure plate; 505. a pull rod; 506. a stress plate; 507. a driving wheel; 508. a deflection bar; 509. a detection chamber; 510. a conductive frame; 511. a slide bar; 512. a metal plate; 513. a limit toothed bar; 514. a clamping rod; 6. a reduction mechanism; 601. a slide chamber; 602. a magnetic block; 603. a linkage rod; 604. a rectangular groove; 605. a magnetic plate.

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.

The embodiment of the multi-spindle drilling machine for avoiding workpiece deviation and improving the machining precision in the drilling process comprises the following steps:

example (b):

please refer to fig. 1-6, a multi-spindle drilling machine for avoiding workpiece deviation in the drilling process and improving the machining precision, which comprises a base 1, a drilling part 4 is arranged above the base 1, a clamping plate 2 is arranged above the drilling part 4, a fastening screw 3 is inserted into the top of the clamping plate 2, an anti-slip mechanism 5 is arranged inside the clamping plate 2, the anti-slip mechanism 5 comprises an extrusion plate 501 arranged at the bottom of the clamping plate 2, a pneumatic spring 502 is fixedly connected to the top of the extrusion plate 501, the pneumatic spring 502 is communicated with a regulation and control air box 503 through a conduit, along with the increase of the internal air pressure of the regulation and control air box 503, the internal air pressure of the pneumatic spring 502 is synchronously increased through the conduit, so as to increase the extrusion force of the extrusion plate 501 on the surface of the drilling part 4, and one side of the pneumatic spring 502 close to the center of the extrusion plate 501 is connected with the regulation and control air box 503 through a conduit.

The inside sliding connection of regulation and control gas tank 503 has gas panel 504, the bottom fixedly connected with pull rod 505 of gas panel 504, the side fixedly connected with atress board 506 of pull rod 505, the both sides of pull rod 505 are provided with action wheel 507, the side of action wheel 507 rotates and is connected with deflection pole 508, the side fixedly connected with of deflection pole 508 keeps out the spring, its other side that keeps out the spring is fixedly connected at the side of action wheel 507, for deflection pole 508 deflect provide the barrier force, gas panel 504 top and lie in the inside of regulation and control gas tank 503 and seted up detection chamber 509, the inside of detection chamber 509 is provided with conductive frame 510, conductive frame 510 and power switch-on, and connect the motor of connecting of action wheel 507 through the wire, when conductive frame 510 forms complete loop, action wheel 507 is driven by the motor and rotates, the bottom of conductive frame 510 is provided with slide bar 511.

The side surface of the sliding rod 511 is connected with a metal plate 512 in a sliding mode, the bottom of the metal plate 512 is fixedly connected with a limiting toothed bar 513, one side, close to the sliding rod 511, of the limiting toothed bar 513 is provided with a clamping bar 514, the inside of the anti-skidding mechanism 5 comprises a reduction mechanism 6, the reduction mechanism 6 comprises a sliding cavity 601, the inside of the sliding cavity 601 is connected with a magnetic block 602 in a sliding mode, the bottom of the magnetic block 602 is connected with a linkage bar 603 in a rotating mode, the top of the clamping plate 2 is provided with a rectangular groove 604, a magnetic plate 605 is arranged above the rectangular groove 604 through a supporting spring, the magnetic plate 605 and the magnetic block 602 have different magnetism, and initially, the attraction point is not reached, when the magnetic plate 605 is pressed to enter the rectangular groove 604, the magnetic plate 605 and the magnetic block 602 reach the attraction point, and the magnetic block 602 moves upwards under the action of magnetic force.

When punching a hole punching part 4, the top of base 1 is placed to hole punching part 4, it is fixed to its clamping through splint 2 and fastening screw 3, start the drilling machine afterwards, pivoted drill bit can move down and punch hole punching part 4, and the drilling machine can produce the vibrational force, the vibrational force can be used in on the metal sheet 512 of slide bar 511 side, make metal sheet 512 slide along slide bar 511, because spacing rack gear 513 of metal sheet 512 bottom can block at the back card pole 514 of moving down, so metal sheet 512 can continue the downward movement, later insert in the breach of electrically conductive frame 510, make electrically conductive frame 510 form the circulation circuit, because electrically conductive frame 510 and power switch-on, and through the connection motor of wire connection action wheel 507, when electrically conductive frame 510 forms complete return circuit, action wheel 507 is driven by the motor and rotates.

The rotating driving wheel 507 drives the deflecting rod 508 on the side surface to rotate synchronously, and because the side surface of the deflecting rod 508 is fixedly connected with a resisting spring, the other side of the resisting spring is fixedly connected with the side surface of the driving wheel 507, so the deflection rod 508 can extrude the stress plate 506 without being blocked, the extruded stress plate 506 can pull the air pressure plate 504 downwards through the pull rod 505, the air pressure spring 502 is communicated with the regulating air box 503 through the conduit, along with the increase of the air pressure in the regulating air box 503, the pressure of the air pressure in the air pressure spring 502 is synchronously increased through the conduit, so that the extrusion force of the extrusion plate 501 on the surface of the punching element 4 is increased, to the part of punching 4 reinforcement, ensure that part of punching 4 can not slide for splint 2 under the effect of vibration power, reached when waiting to punch the part clamping insecure, avoided causing the size deviation that punches to influence the quality purpose of punching because of drilling machine vibration power.

When the antiskid mechanism 5 acts, the limiting toothed bar 513 can be clamped and fixed by the clamping bar 514 after moving, the antiskid mechanism 5 needs to restore the initial state so as to be reused later, the recovery mechanism 6 is arranged, when the punching is finished, the magnetic plate 605 is pressed into the rectangular groove 604, the magnetic plate 605 and the magnetic block 602 reach an attraction point, the magnetic block 602 moves upwards under the action of magnetic force, the linkage 603 at the bottom is pulled to move synchronously, the linkage 603 can drive the clamping bar 514 to move horizontally when moving upwards and is taken into the sliding cavity 601, and the limiting toothed bar 513 is released, so that the state of the antiskid mechanism 5 is recovered, and the purpose that the antiskid mechanism 5 is restored to the initial state after the punching is finished and is convenient to use later is achieved.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an avoid among the drilling process work piece skew to improve multiple-spindle drilling machine of machining precision, includes base (1), its characterized in that: the top of base (1) is provided with perforating piece (4), the top of perforating piece (4) is provided with splint (2), the top of splint (2) alternates and is provided with fastening screw (3), the inside of splint (2) is including anti-skidding mechanism (5), the inside of anti-skidding mechanism (5) is including reducing mechanism (6).

2. The multi-spindle drilling machine for avoiding workpiece deviation during drilling and improving machining accuracy as claimed in claim 1, wherein: the anti-skid mechanism (5) comprises an extrusion plate (501) arranged at the bottom of the clamping plate (2), a pneumatic spring (502) is fixedly connected to the top of the extrusion plate (501), one side of the pneumatic spring (502) close to the center of the extrusion plate (501) is connected with a regulation and control air box (503) through a guide pipe, the inner part of the regulation and control air box (503) is connected with the pneumatic plate (504) in a sliding manner, the bottom of the pneumatic plate (504) is fixedly connected with a pull rod (505), the side surface of the pull rod (505) is fixedly connected with a stress plate (506), driving wheels (507) are arranged on two sides of the pull rod (505), the side surface of each driving wheel (507) is rotatably connected with a deflection rod (508), a detection cavity (509) is formed above the pneumatic plate (504) and located inside the regulation and control air box (503), and a conductive frame (510) is arranged inside the detection cavity (509), the bottom of electrically conductive frame (510) is provided with slide bar (511), the side sliding connection of slide bar (511) has metal sheet (512), the bottom fixedly connected with spacing ratch (513) of metal sheet (512), spacing ratch (513) are close to one side of slide bar (511) is provided with kelly (514).

3. The multi-spindle drilling machine capable of avoiding workpiece deviation during drilling and improving machining accuracy as claimed in claim 2, wherein: the side surface of the deflection rod (508) is fixedly connected with a resisting spring, and the other side of the resisting spring is fixedly connected with the side surface of the driving wheel (507).

4. The multi-spindle drilling machine capable of avoiding workpiece deviation during drilling and improving machining accuracy as claimed in claim 2, wherein: the gas spring (502) is communicated with the regulating gas box (503) through a conduit.

5. The multi-spindle drilling machine capable of avoiding workpiece deviation during drilling and improving machining accuracy as claimed in claim 2, wherein: the conductive frame (510) is connected with a power supply and is connected with a connecting motor of the driving wheel (507) through a lead.

6. The multi-spindle drilling machine for avoiding workpiece deviation during drilling and improving machining accuracy as claimed in claim 1, wherein: the reduction mechanism (6) comprises a sliding cavity (601), a magnetic block (602) is connected to the inside of the sliding cavity (601) in a sliding mode, a linkage rod (603) is connected to the bottom of the magnetic block (602) in a rotating mode, a rectangular groove (604) is formed in the top of the clamping plate (2), and a magnetic plate (605) is arranged above the rectangular groove (604) through a supporting spring.

7. The multi-spindle drilling machine capable of avoiding workpiece deviation during drilling and improving machining accuracy as claimed in claim 6, wherein: the magnetic plate (605) and the magnetic block (602) have different magnetism and do not reach an attraction point initially.