CN112548659A

CN112548659A - Punching equipment for production of precision instrument

Info

Publication number: CN112548659A
Application number: CN202011251898.1A
Authority: CN
Inventors: 刘彦杰
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-03-26

Abstract

The invention relates to a punching device for precision instrument production, which comprises a base, a workbench, a lifting plate, a drill rod, a first bearing, a driving device, two cylinders, a cleaning mechanism and a heat dissipation mechanism, wherein the heat dissipation mechanism comprises a material box, a fixed rod, a power plate, two drainage components and two driving components, the drainage components comprise drainage rods and fixed plates, the driving components comprise driving plates, two driving rods and a plurality of first springs, the cleaning mechanism comprises an air suction pump, an air inlet pipe, an air outlet pipe, a second bearing, an air vent pipe, a power component and two air vent components, the punching device for precision instrument production realizes the function of heat dissipation and temperature reduction of a motor through the heat dissipation mechanism, avoids the motor from being damaged due to overheating during working, thereby avoiding the influence on punching work, improving the reliability of the device, and through the cleaning mechanism, the automatic cleaning function is realized, manual cleaning is not needed, and the cleaning convenience is improved.

Description

Punching equipment for production of precision instrument

Technical Field

The invention relates to the field of precision instrument production equipment, in particular to punching equipment for precision instrument production.

Background

The punching device is a general term for machines and devices that leave a cylindrical hole or hole in an object by means of rotary cutting or rotary extrusion using a tool harder and sharper than the object. Also known as punches, hole punches, through-hole punches, and the like. The desired effect is achieved by drilling the precision part.

Present drilling equipment drives the high-speed rotation of drilling rod through the motor and accomplishes the work of punching, the motor can cause its self temperature higher after long-time work, if untimely carry out the work of dispelling the heat to the motor, lead to the motor overheated and damage easily, thereby the reliability of equipment has been improved, moreover, present drilling equipment is at the during operation, the easy adhesion of piece that produces when punching is on the workpiece surface, thereby after the completion of punching, it is artifical to carry out the cleaning work to the workpiece surface to need the staff, staff's work burden has been increased, the convenience of present drilling equipment has been reduced.

Disclosure of Invention

The technical problem to be solved by the invention is as follows: in order to overcome the defects of the prior art, the punching equipment for producing the precision instrument is provided.

The technical scheme adopted by the invention for solving the technical problems is as follows: a punching device for production of a precision instrument comprises a base, a workbench, a lifting plate, a drill rod, a first bearing, a driving device and two cylinders, wherein the workbench is fixed above the base, cylinder bodies of the two cylinders are respectively and vertically fixed on two sides above the base, two sides of the lifting plate are respectively and fixedly connected with air rods of the two cylinders, the driving device is arranged above the lifting plate, a through hole is formed in the lifting plate, an outer ring of the first bearing is fixedly connected with the inner wall of the through hole, the driving device is connected with one end of the drill rod, the other end of the drill rod penetrates through the through hole and is arranged below the lifting plate, the drill rod is fixedly connected with an inner ring of the first bearing, the driving device comprises a motor, a first bevel gear and a second bevel gear, the motor is fixed above the lifting plate, and the motor is rotatably connected with the first bevel gear, the cleaning device comprises a lifting plate, a second bevel gear, a first bevel gear, a second bevel gear, a PLC, a cleaning mechanism and a heat dissipation mechanism, wherein the second bevel gear is fixed on a drill rod, the first bevel gear is meshed with the second bevel gear, the PLC is arranged inside a base, and both an air cylinder and a motor are electrically connected with the PLC;

the heat dissipation mechanism comprises a material box, a fixed rod, a power plate, two drainage assemblies and two driving assemblies, wherein one side of the material box is fixed above the lifting plate through the fixed rod, the material box is arranged opposite to the motor, alcohol is arranged in the material box, two small holes are arranged below the material box, the small holes correspond to the drainage assemblies one by one, a feeding opening is formed in one side of the material box, the power plate is horizontally arranged in the material box, the alcohol is arranged in the material box, two sides below the power plate are respectively connected with the two drainage assemblies, two sides above the power plate are respectively connected with the two driving assemblies, and the driving assemblies are connected with the heat dissipation mechanism;

the drainage assembly comprises a drainage rod and a fixed plate, one end of the drainage rod is fixedly connected with the lower part of the power plate, the other end of the drainage rod penetrates through the small hole to be fixedly connected with the fixed plate, the drainage rod is connected with the inner wall of the small hole in a sealing and sliding manner, and notches are uniformly arranged on the periphery of the drainage rod in the circumferential direction;

the driving assembly comprises a driving plate, two driving rods and a plurality of first springs, the driving plate is horizontally arranged above the material box, one ends of the two driving rods are fixedly connected with two sides below the driving plate respectively, four round holes are formed above the material box and correspond to the driving rods one to one, the other ends of the driving rods penetrate through the round holes to be fixedly connected with the upper side of the power plate, the first springs are arranged below the driving plate, two ends of each first spring are connected with the lower side of the driving plate and the upper side of the material box respectively, and the cleaning mechanism is connected with the upper side of the driving plate;

the cleaning mechanism comprises an air suction pump, an air inlet pipe, an air outlet pipe, a second bearing, a vent pipe, a power assembly and two vent assemblies, the air suction pump is fixed above the material box and communicated with the air inlet pipe, the power assembly is arranged inside the air inlet pipe, the power assembly is connected above the drive plate and communicated with one end of the air outlet pipe, the other end of the air outlet pipe is fixedly connected with one end of the vent pipe, a blind hole is formed in the drill rod, the outer ring of the second bearing is fixedly connected with the inner wall of one end, close to the lifting plate, of the blind hole, the inner ring of the second bearing is fixedly connected with the periphery of the vent pipe, the other end of the vent pipe is arranged inside the blind hole, the vent pipe and the blind hole are coaxially arranged, two through holes are formed in one end, far away from, the distance between one end of the through hole close to the blind hole and the lifting plate is smaller than the distance between the other end of the through hole and the lifting plate, the through holes correspond to the ventilation assemblies one by one, the through holes are communicated with the blind hole, the two ventilation assemblies are symmetrically arranged relative to the axis of the ventilation pipe, the ventilation assemblies are connected with the other end of the ventilation pipe, and the air suction pump is electrically connected with the PLC;

the ventilation assembly comprises a connecting pipe, a filter screen, a limiting block, a limiting rod, a limiting plate, a cleaning block, two brackets and a plurality of elastic ropes, the periphery of the connecting pipe is fixedly connected with the inner wall of the through hole, the connecting pipe is communicated with the vent pipe, the filter screen is arranged in the connecting pipe, the filter screen is connected with the inner wall of the connecting pipe in a sealing and sliding manner, the limiting block is fixed in the connecting pipe, the limiting block is arranged on one side, close to the vent pipe, of the filter screen, a first perforation and two second perforations are arranged on the limiting block, one end of the limiting rod is fixedly connected with one end, close to the vent pipe, of the filter screen, the other end of the limiting rod penetrates through the first perforation and is fixedly connected with the limiting plate, the limiting rod is matched with the first perforation, the bracket is U-shaped, the two ends of the bracket are fixedly connected with the limiting rod, the support penetrates through the second through hole, the support is matched with the second through hole, the support and the limiting rod are both connected with the limiting block in a sliding mode, the cleaning block is fixed on one side, far away from the limiting rod, of the filter screen, the cleaning block is in a circular truncated cone shape, an assembling hole is formed in the cleaning block, the assembling hole and the connecting pipe are coaxially arranged, the elastic rope is circumferentially and uniformly arranged on the periphery of the limiting rod by taking the axis of the limiting rod as the center, and two ends of the elastic rope are fixedly connected with the filter screen and the limiting block respectively;

the power assembly comprises a power shaft, two third bearings, two eccentric wheels and a plurality of paddles, wherein the third bearings are fixed in the periphery of an air inlet pipe, two connecting holes are formed in the air inlet pipe, two ends of the power shaft respectively penetrate through the two connecting holes and the two eccentric wheels and are fixedly connected with each other, the periphery of each eccentric wheel is supported above a drive plate, the power shaft is fixedly connected with the inner ring of each third bearing, the paddles are arranged in the air inlet pipe, and the paddles are uniformly fixed in the periphery of the power shaft by taking the axis of the power shaft as the central circumferential direction.

Preferably, the inner wall of the small hole is coated with a sealing grease for improving sealability.

Preferably, in order to realize the function of corrosion prevention, the outer periphery of the motor is coated with a corrosion prevention zinc coating.

Preferably, the driving plate has a mirror surface above the driving plate to reduce friction.

Preferably, in order to limit the moving direction of the limiting rod and the bracket, the cross-sectional shape of the first through hole and the cross-sectional shape of the second through hole are both square.

Preferably, in order to move the equipment conveniently, notches are formed in four corners of the lower portion of the workbench, and rollers are arranged in the notches.

Preferably, a solar panel is fixed above the elevating plate for the purpose of saving energy.

Preferably, in order to control the equipment to work, a plurality of keys are fixed on the base and electrically connected with the PLC.

Preferably, the first bevel gear is coated with grease in order to make the second bevel gear smoothly rotate.

Preferably, the motor is a servo motor for precise and stable operation of the motor.

The punching equipment for producing the precision instrument has the advantages that the function of heat dissipation and cooling of the motor is realized through the heat dissipation mechanism, the motor is prevented from being damaged due to overheating during working, the influence on punching is avoided, and the reliability of the equipment is improved. Therefore, the cleaning work cannot be influenced, and the practicability of the equipment is improved.

Drawings

The invention is further illustrated with reference to the following figures and examples.

FIG. 1 is a schematic view of the structure of the punching apparatus for precision instrument production of the present invention;

FIG. 2 is a schematic diagram of the vent assembly of the present invention for use in a precision instrument production perforating apparatus;

FIG. 3 is an enlarged view of portion A of FIG. 2;

FIG. 4 is a schematic structural view of a heat dissipation mechanism of the punching apparatus for precision instrument production of the present invention;

in the figure: 1. the automatic cleaning device comprises a base, 2 parts of a workbench, 3 parts of a cylinder, 4 parts of a lifting plate, 5 parts of a motor, 6 parts of a first bevel gear, 7 parts of a second bevel gear, 8 parts of a drill rod, 9 parts of a material box, 10 parts of a fixing plate, 11 parts of a water discharging rod, 12 parts of a power plate, 13 parts of a driving rod, 14 parts of a driving plate, 15 parts of a first spring, 16 parts of an air inlet pipe, 17 parts of an air suction pump, 18 parts of an air outlet pipe, 19 parts of a vent pipe, 20 parts of a connecting pipe, 21 parts of a filter screen, 22 parts of a cleaning block, 23 parts of an elastic rope, 24 parts of a limiting block, 25 parts of a limiting rod, 26 parts of a limiting plate, 27 parts of a support, 28 parts of a.

Detailed Description

The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic views illustrating only the basic structure of the present invention in a schematic manner, and thus show only the constitution related to the present invention.

As shown in figure 1, the punching equipment for production of the precision instrument comprises a base 1, a workbench 2, a lifting plate 4, a drill rod 8, a first bearing, a driving device and two cylinders 3, wherein the workbench 2 is fixed above the base 1, cylinder bodies of the two cylinders 3 are respectively and vertically fixed on two sides above the base 1, two sides of the lifting plate 4 are respectively and fixedly connected with air rods of the two cylinders 3, the driving device is arranged above the lifting plate 4, a through hole is arranged on the lifting plate 4, an outer ring of the first bearing is fixedly connected with an inner wall of the through hole, the driving device is connected with one end of the drill rod 8, the other end of the drill rod 8 penetrates through the through hole and is arranged below the lifting plate 4, the drill rod 8 is fixedly connected with an inner ring of the first bearing, the driving device comprises a motor 5, a first bevel gear 6 and a second bevel gear 7, the automatic cleaning device comprises a lifting plate 4, a motor 5, a first bevel gear 6, a second bevel gear 7, a drill rod 8, a cleaning mechanism and a heat dissipation mechanism, wherein the motor 5 is fixed above the lifting plate 4, the motor 5 is rotationally connected with the first bevel gear 6, the second bevel gear 7 is fixed on the drill rod 8, the first bevel gear 6 is meshed with the second bevel gear 7, a PLC is arranged inside a base 1, and both the cylinder 3 and the motor 5 are electrically connected with the PLC;

PLCs, i.e., programmable logic controllers, are generally used for the processing of data and the receipt and output of instructions for central control. When punching, the staff places the work piece in the top of workstation 2, and the gas pole is withdrawed in the start of control cylinder 3 again, drives lifter plate 4 downstream, and control motor 5 starts simultaneously, drives first bevel gear 6 and rotates, through the meshing of first bevel gear 6 with second bevel gear 7 for second bevel gear 7 rotates, thereby drives drilling rod 8 and rotates, makes 8 limit downstream rotations of drilling rod, thereby realizes the function of punching the work piece.

This a drilling equipment for precision instruments production has realized the function to the heat dissipation cooling of motor 5 through heat dissipation mechanism, avoids motor 5 work overheated and damage to avoid causing the influence to the work of punching, thereby improved the reliability of equipment, through clearance mechanism, realized self-cleaning's function, need not artificial clearance, improved the convenience of clearance.

As shown in fig. 4, the heat dissipation mechanism includes a material box 9, a fixing rod, a power plate 12, two water drainage assemblies and two driving assemblies, one side of the material box 9 is fixed above the lifting plate 4 through the fixing rod, the material box 9 is arranged opposite to the motor 5, alcohol is arranged in the material box 9, two small holes are arranged below the material box 9, the small holes correspond to the water drainage assemblies one by one, a feeding port is arranged at one side of the material box 9, the power plate 12 is horizontally arranged in the material box 9, alcohol is arranged in the material box 9, two sides below the power plate 12 are respectively connected with the two water drainage assemblies, two sides above the power plate 12 are respectively connected with the two driving assemblies, and the driving assemblies are connected with the heat dissipation mechanism;

the drainage assembly comprises a drainage rod 11 and a fixing plate 10, one end of the drainage rod 11 is fixedly connected with the lower part of the power plate 12, the other end of the drainage rod 11 penetrates through a small hole to be fixedly connected with the fixing plate 10, the drainage rod 11 is in sealing sliding connection with the inner wall of the small hole, and notches are uniformly formed in the periphery of the drainage rod 11 in the circumferential direction;

the driving assembly comprises a driving plate 14, two driving rods 13 and a plurality of first springs 15, the driving plate 14 is horizontally arranged above the material box 9, one ends of the two driving rods 13 are fixedly connected with two sides below the driving plate 14 respectively, four round holes are formed above the material box 9 and correspond to the driving rods 13 one to one, the other ends of the driving rods 13 penetrate through the round holes to be fixedly connected with the upper part of the power plate 12, the first springs 15 are arranged below the driving plate 14, two ends of each first spring 15 are connected with the lower part of the driving plate 14 and the upper part of the material box 9 respectively, and the cleaning mechanism is connected with the upper part of the driving plate 14;

when carrying out the radiating work, control clearance mechanism work, it reciprocates to drive plate 14, it reciprocates in the magazine to drive power plate 12 through actuating lever 13, when power plate 12 moves down, drive drain bar 11 downstream, when in the notch immigration aperture on drain bar 11, the inside alcohol of magazine can be stayed in the notch, when the notch on drain bar 11 removes to the below of magazine, can drive the notch in the alcohol downstream and fall in the top of motor 5, thereby the function of unrestrained alcohol on motor 5 has been realized, the heat on motor 5 can be taken away through the evaporation of alcohol, thereby realize the radiating function of cooling to motor 5, avoid motor 5 work overheated and damage, thereby avoid causing the influence to punching work, thereby the reliability of equipment has been improved.

As shown in fig. 2-3, the cleaning mechanism includes an air pump 17, an air inlet pipe 16, an air outlet pipe 18, a second bearing, a vent pipe 19, a power assembly and two vent assemblies, the air pump 17 is fixed above the material box 9, the air pump 17 is communicated with the air inlet pipe 16, the power assembly is arranged inside the air inlet pipe 16, the power assembly is connected with the upper side of the driving plate 14, the air pump 17 is communicated with one end of the air outlet pipe 18, the other end of the air outlet pipe 18 is fixedly connected with one end of the vent pipe 19, a blind hole is arranged on the drill rod 8, an outer ring of the second bearing is fixedly connected with an inner wall of the blind hole close to one end of the lifting plate 4, an inner ring of the second bearing is fixedly connected with the periphery of the vent pipe 19, the other end of the vent pipe 19 is arranged inside the blind hole, the blind hole 19 and the blind hole are, the through holes are obliquely arranged, the distance between one end of each through hole close to the blind hole and the lifting plate 4 is smaller than the distance between the other end of each through hole and the lifting plate 4, the through holes correspond to the ventilation assemblies one by one, the through holes are communicated with the blind holes, the two ventilation assemblies are symmetrically arranged relative to the axis of the ventilation pipe 19, the ventilation assemblies are connected with the other end of the ventilation pipe 19, and the air suction pump 17 is electrically connected with the PLC;

the ventilation assembly comprises a connecting pipe 20, a filter screen 21, a limiting block 24, a limiting rod 25, a limiting plate 26, a cleaning block 22, two supports 27 and a plurality of elastic ropes 23, the periphery of the connecting pipe 20 is fixedly connected with the inner wall of a through hole, the connecting pipe 20 is communicated with a vent pipe 19, the filter screen 21 is arranged inside the connecting pipe 20, the filter screen 21 is connected with the inner wall of the connecting pipe 20 in a sealing and sliding manner, the limiting block 24 is fixed inside the connecting pipe 20, the limiting block 24 is arranged on one side, close to the vent pipe 19, of the filter screen 21, a first through hole and two second through holes are formed in the limiting block 24, one end of the limiting rod 25 is fixedly connected with one end, close to the vent pipe 19, of the filter screen 21, the other end of the limiting rod 25 penetrates through the first through hole to be fixedly connected with the limiting plate 26, the limiting rod 25 is matched with the first through hole, the supports 27 are U-shaped, and, the support 27 corresponds to the second through hole one by one, the support 27 penetrates through the second through hole, the support 27 is matched with the second through hole, the support 27 and the limiting rod 25 are both connected with the limiting block 24 in a sliding mode, the cleaning block 22 is fixed on one side, far away from the limiting rod 25, of the filter screen 21, the cleaning block 22 is in a circular truncated cone shape, an assembly hole is formed in the cleaning block 22 and is coaxially arranged with the connecting pipe 20, the elastic rope 23 is circumferentially and uniformly arranged on the periphery of the limiting rod 25 by taking the axis of the limiting rod 25 as the center, and two ends of the elastic rope 23 are respectively fixedly connected with the filter screen 21 and the limiting block 24;

the power component comprises a power shaft 29, two third bearings, two eccentric wheels 30 and a plurality of paddles 28, the third bearings are fixed in the periphery of an air inlet pipe 16, two connecting holes are formed in the air inlet pipe 16, two connecting holes and two eccentric wheels 30 are fixedly connected with the two ends of the power shaft 29 respectively, the periphery of the eccentric wheels 30 is abutted to the top of a drive plate 14, the inner ring of the power shaft 29 and the third bearings is fixedly connected, the paddles 28 are arranged in the air inlet pipe 16, and the paddles 28 are uniformly fixed in the periphery of the power shaft 29 by taking the axis of the power shaft 29 as the central circumferential direction.

When cleaning work is carried out, the air pump 17 is controlled to be started, external air is guided into the inside of the vent pipe 19 through the air inlet pipe 16 and the air outlet pipe 18 and then is sprayed out of the connecting pipe 20, so that air is blown to the surface of a workpiece, fragments generated during punching can be blown away from the surface of the workpiece, the automatic cleaning function is realized, manual cleaning is not needed, the cleaning convenience is improved, when air passes through the connecting pipe 20, the filter screen 21 can move towards the direction far away from the vent pipe 19 under the action of wind force, the elastic rope 23 is stretched, blocking of the filter screen 21 can be realized, the fragments generated during punching can not enter the inside of the connecting pipe 20, the cleaning work cannot be influenced, the practicability of the equipment is improved, when no air passes through the connecting pipe 20, the filter screen 21 is restored to the original position under the action of the elastic rope 23, and the filter screen 21 is vibrated, thereby the scraps can not be adhered on the filter screen 21, thereby realizing the function of cleaning the filter screen 21, thereby reducing the probability of blocking the filter screen 21, avoiding influencing the circulation of air, improving the practicability of the equipment, when the filter screen 21 moves towards the direction far away from the vent pipe 19, the filter screen 21 can drive the cleaning block 22 to move, the scraps adhered on the inner wall of the connecting pipe 20 can be scraped off by the movement of the cleaning block 22, thereby avoiding the abrasion of the filter screen 21, thereby reducing the probability of damaging the filter screen 21, when the filter screen 21 moves, the limiting rod 25 is driven to move along the first perforation, and the bracket 27 is driven to move along the second perforation, thereby the rotation can not occur when the filter screen 21 moves, thereby improving the stability of the filter screen 21, avoiding the filter screen 21 from inclining and the gap from appearing between the inner wall of the connecting pipe 20, thereby reducing the probability of the scraps entering the interior of the vent pipe 19, and having higher, when air passes through the air inlet pipe 16, the blades 28 are driven to rotate, so that the power shaft 29 is rotated, the eccentric wheel 30 is driven to rotate, the driving plate 14 is driven to move up and down, and the heat dissipation mechanism is driven to work.

Preferably, in order to improve the sealing property, the inner wall of the small hole is coated with sealing grease, and the gap between the small hole and the drain rod 11 is reduced, thereby improving the sealing property.

Preferably, in order to perform the function of preventing corrosion, the outer circumference of the motor 5 is coated with a corrosion-preventing zinc coating.

Preferably, in order to reduce the friction force, the upper part of the driving plate 14 is a mirror surface, so that the friction force between the driving plate 14 and the eccentric wheel 30 is reduced, the abrasion of the eccentric wheel 30 is reduced, and the service life of the eccentric wheel 30 is prolonged.

Preferably, the first through hole and the second through hole have a square cross-sectional shape in order to limit the moving direction of the stopper rod 25 and the bracket 27.

Through perforating with first perforation and second and setting to the quad slit for gag lever post 25 and support 27 can not take place to rock when moving along first perforation and second perforation respectively, thereby has reduced the range of rocking when filter screen 21 removes, thereby has improved the leakproofness between filter screen 21 and the connecting pipe 20 inner wall, avoids impurity to get into the inside of breather pipe 19 through the gap.

Preferably, in order to facilitate moving the device, notches are formed in four corners of the lower portion of the workbench 2, and rollers 33 are arranged in the notches.

Through setting up gyro wheel 33, the convenience of staff's mobile device has been improved.

Preferably, a solar panel 31 is fixed above the elevating plate 4 for the purpose of energy saving.

Through setting up solar panel 31, be convenient for carry out solar light power generation's work to can provide the electric energy for equipment, thereby reduce city power grid's power supply volume, thereby realize energy-conserving purpose.

Preferably, in order to control the operation of the device, a plurality of keys 32 are fixed on the base 1, and the keys 32 are electrically connected with the PLC.

Through setting up button 32, the staff can control different buttons 32 and come the controlgear to carry out different work to the intelligent degree of equipment has been improved.

Preferably, in order to make the second bevel gear 7 smoothly rotate, the first bevel gear 6 is coated with grease, so that the friction between the first bevel gear 6 and the second bevel gear 7 is reduced, and the second bevel gear 7 is more smoothly rotated.

Preferably, the motor 5 is a servo motor in order to make the motor 5 work accurately and stably.

When cleaning work is carried out, the air pump 17 is controlled to be started, external air is guided into the inside of the vent pipe 19 through the air inlet pipe 16 and the air outlet pipe 18 and then is sprayed out of the connecting pipe 20, so that air is blown to the surface of a workpiece, fragments generated during punching can be blown away from the surface of the workpiece, the automatic cleaning function is realized, manual cleaning is not needed, the cleaning convenience is improved, when air passes through the connecting pipe 20, the filter screen 21 can move towards the direction far away from the vent pipe 19 under the action of wind force, the elastic rope 23 is stretched, blocking of the filter screen 21 can be realized, the fragments generated during punching can not enter the inside of the connecting pipe 20, the cleaning work cannot be influenced, the practicability of the equipment is improved, when no air passes through the connecting pipe 20, the filter screen 21 is restored to the original position under the action of the elastic rope 23, and the filter screen 21 is vibrated, thereby the scraps can not be adhered on the filter screen 21, thereby realizing the function of cleaning the filter screen 21, thereby reducing the probability of blocking the filter screen 21, avoiding influencing the circulation of air, improving the practicability of the equipment, when the filter screen 21 moves towards the direction far away from the vent pipe 19, the filter screen 21 can drive the cleaning block 22 to move, the scraps adhered on the inner wall of the connecting pipe 20 can be scraped off by the movement of the cleaning block 22, thereby avoiding the abrasion of the filter screen 21, thereby reducing the probability of damaging the filter screen 21, when the filter screen 21 moves, the limiting rod 25 is driven to move along the first perforation, and the bracket 27 is driven to move along the second perforation, thereby the rotation can not occur when the filter screen 21 moves, thereby improving the stability of the filter screen 21, avoiding the filter screen 21 from inclining and the gap from appearing between the inner wall of the connecting pipe 20, thereby reducing the probability of the scraps entering the interior of the vent pipe 19, and having higher, when air passes through the air inlet pipe 16, the blades 28 are driven to rotate, so that the power shaft 29 rotates, thereby driving the eccentric wheel 30 to rotate, causing the driving plate 14 to move up and down, driving the power plate 12 to move up and down in the material box through the driving rod 13, when the power plate 12 moves downwards, the drain rod 11 is driven to move downwards, when the notch on the drain rod 11 moves into the small hole, the alcohol in the material box is left in the notch, when the notch on the drainage rod 11 moves to the lower part of the material box, the alcohol in the notch is driven to move downwards and fall on the upper part of the motor 5, thereby realizing the function of sprinkling alcohol on the motor 5, taking away the heat on the motor 5 through the evaporation of the alcohol, thereby realize the radiating function of motor 5 cooling, avoid motor 5 work overheated and damage to avoid causing the influence to the work of punching, thereby improved the reliability of equipment.

Compared with the prior art, the punching equipment for producing the precision instrument realizes the function of heat dissipation and cooling of the motor 5 through the heat dissipation mechanism, avoids the damage of the motor 5 caused by overheating during working, thereby avoiding the influence on the punching work, and further improving the reliability of the equipment, compared with the prior heat dissipation mechanism, the heat dissipation mechanism does not cause excessive alcohol sprayed onto the motor 5 through the up-and-down movement of the notch, thereby reducing the waste of the alcohol, improving the environmental protection performance of the equipment, realizes the automatic cleaning function through the cleaning mechanism, does not need artificial cleaning, improves the cleaning convenience, compared with the prior cleaning mechanism, the cleaning mechanism and the heat dissipation mechanism are an integrated linkage mechanism, adopts a power source, reduces the use of electric energy, is more energy-saving and environment-friendly, and can prevent the scraps generated during punching from entering the vent pipe 19 through the obstruction of the filter screen 21, therefore, the cleaning work cannot be influenced, and the practicability of the equipment is improved.

In light of the foregoing description of the preferred embodiment of the present invention, many modifications and variations will be apparent to those skilled in the art without departing from the spirit and scope of the invention. The technical scope of the present invention is not limited to the content of the specification, and must be determined according to the scope of the claims.

Claims

1. A punching device for production of precision instruments comprises a base (1), a workbench (2), a lifting plate (4), a drill rod (8), a first bearing, a driving device and two cylinders (3), wherein the workbench (2) is fixed above the base (1), cylinder bodies of the two cylinders (3) are vertically fixed on two sides above the base (1) respectively, two sides of the lifting plate (4) are fixedly connected with air rods of the two cylinders (3) respectively, the driving device is arranged above the lifting plate (4), a through hole is formed in the lifting plate (4), an outer ring of the first bearing is fixedly connected with an inner wall of the through hole, the driving device is connected with one end of the drill rod (8), the other end of the drill rod (8) penetrates through the through hole to be arranged below the lifting plate (4), and the drill rod (8) is fixedly connected with an inner ring of the first bearing, the driving device comprises a motor (5), a first bevel gear (6) and a second bevel gear (7), the motor (5) is fixed above the lifting plate (4), the motor (5) is rotationally connected with the first bevel gear (6), the second bevel gear (7) is fixed on a drill rod (8), the first bevel gear (6) is meshed with the second bevel gear (7), a PLC is arranged in the base (1), and the cylinder (3) and the motor (5) are both electrically connected with the PLC;

the heat dissipation mechanism comprises a material box (9), a fixing rod, a power plate (12), two drainage assemblies and two driving assemblies, wherein one side of the material box (9) is fixed above the lifting plate (4) through the fixing rod, the material box (9) is arranged right opposite to the motor (5), alcohol is arranged in the material box (9), two small holes are formed below the material box (9), the small holes correspond to the drainage assemblies one to one, a feeding port is formed in one side of the material box (9), the power plate (12) is horizontally arranged in the material box (9), the alcohol is arranged in the material box (9), two sides of the lower portion of the power plate (12) are connected with the two drainage assemblies respectively, two sides of the upper portion of the power plate (12) are connected with the two driving assemblies respectively, and the driving assemblies are connected with the heat dissipation mechanism;

the drainage assembly comprises a drainage rod (11) and a fixing plate (10), one end of the drainage rod (11) is fixedly connected with the lower part of the power plate (12), the other end of the drainage rod (11) penetrates through a small hole to be fixedly connected with the fixing plate (10), the drainage rod (11) is in sealing sliding connection with the inner wall of the small hole, and notches are uniformly arranged on the periphery of the drainage rod (11) in the circumferential direction;

the driving assembly comprises a driving plate (14), two driving rods (13) and a plurality of first springs (15), the driving plate (14) is horizontally arranged above the material box (9), one ends of the two driving rods (13) are fixedly connected with two sides of the lower portion of the driving plate (14) respectively, four round holes are formed in the upper portion of the material box (9), the round holes correspond to the driving rods (13) one by one, the other ends of the driving rods (13) penetrate through the round holes to be fixedly connected with the upper portion of the power plate (12), the first springs (15) are arranged below the driving plate (14), two ends of the first springs (15) are connected with the lower portion of the driving plate (14) and the upper portion of the material box (9) respectively, and the cleaning mechanism is connected with the upper portion of the driving plate (14);

the cleaning mechanism comprises an air suction pump (17), an air inlet pipe (16), an air outlet pipe (18), a second bearing, a vent pipe (19), a power assembly and two vent assemblies, wherein the air suction pump (17) is fixed above a material box (9), the air suction pump (17) is communicated with the air inlet pipe (16), the power assembly is arranged in the air inlet pipe (16), the power assembly is connected with the upper part of a driving plate (14), the air suction pump (17) is communicated with one end of the air outlet pipe (18), the other end of the air outlet pipe (18) is fixedly connected with one end of the vent pipe (19), a blind hole is formed in the drill rod (8), the outer ring of the second bearing is fixedly connected with the inner wall of the blind hole close to one end of the lifting plate (4), the outer ring of the second bearing is fixedly connected with the outer periphery of the vent pipe (19), and the other end of the vent pipe (19), the ventilation pipe (19) and the blind hole are coaxially arranged, one end of the blind hole, far away from the second bearing, is provided with two through holes, the through holes are obliquely arranged, the distance between one end of each through hole, close to the blind hole, and the lifting plate (4) is smaller than the distance between the other end of each through hole and the lifting plate (4), the through holes correspond to the ventilation assemblies one by one, the through holes are communicated with the blind hole, the two ventilation assemblies are symmetrically arranged relative to the axis of the ventilation pipe (19), the ventilation assemblies are connected with the other end of the ventilation pipe (19), and the air suction pump (17) is electrically connected with the PLC;

the ventilation assembly comprises a connecting pipe (20), a filter screen (21), a limiting block (24), a limiting rod (25), a limiting plate (26), a cleaning block (22), two supports (27) and a plurality of elastic ropes (23), the periphery of the connecting pipe (20) is fixedly connected with the inner wall of a through hole, the connecting pipe (20) is communicated with a ventilation pipe (19), the filter screen (21) is arranged inside the connecting pipe (20), the filter screen (21) is connected with the inner wall of the connecting pipe (20) in a sealing and sliding manner, the limiting block (24) is fixed inside the connecting pipe (20), the limiting block (24) is arranged on one side, close to the ventilation pipe (19), of the filter screen (21), a first perforation and two second perforations are arranged on the limiting block (24), one end of the limiting rod (25) is fixedly connected with one end, close to the ventilation pipe (19), of the filter screen (21), and the other end of the limiting rod (25) penetrates through the first perforation and is fixedly connected with the limiting plate (26), the limiting rod (25) is matched with the first through hole, the bracket (27) is U-shaped, both ends of the bracket (27) are fixedly connected with the limiting rods (25), the bracket (27) corresponds to the second through holes one by one, the bracket (27) passes through the second perforation, the bracket (27) is matched with the second perforation, the bracket (27) and the limiting rod (25) are both connected with the limiting block (24) in a sliding way, the cleaning block (22) is fixed on one side of the filter screen (21) far away from the limiting rod (25), the cleaning block (22) is in a shape of a circular truncated cone, an assembly hole is arranged on the cleaning block (22), the assembly holes and the connecting pipe (20) are coaxially arranged, the elastic ropes (23) are circumferentially and uniformly arranged on the periphery of the limiting rod (25) by taking the axis of the limiting rod (25) as the center, two ends of the elastic rope (23) are respectively fixedly connected with the filter screen (21) and the limiting block (24);

the power assembly comprises a power shaft (29), two third bearings, two eccentric wheels (30) and a plurality of paddles (28), wherein the third bearings are fixed on the periphery of an air inlet pipe (16), two connecting holes are formed in the air inlet pipe (16), two ends of the power shaft (29) respectively penetrate through the two connecting holes and the two eccentric wheels (30) and are fixedly connected with each other, the periphery of the eccentric wheels (30) is abutted against the upper portion of a drive plate (14), the power shaft (29) is fixedly connected with the inner ring of the third bearings, the paddles (28) are arranged in the air inlet pipe (16), and the paddles (28) are uniformly fixed on the periphery of the power shaft (29) in the circumferential direction by taking the axis of the power shaft (29) as the center.

2. The perforating apparatus for precision instrument production as recited in claim 1 wherein an inner wall of the small hole is coated with a sealing grease.

3. The punching apparatus for precision instrument production according to claim 1, wherein the outer circumference of the motor (5) is coated with an anti-corrosion zinc plating layer.

4. The punching apparatus for precision instrument production according to claim 1, wherein the driving plate (14) has a mirror surface above.

5. The perforating apparatus for precision instrument production as recited in claim 1 wherein the first perforations and the second perforations are each square in cross-sectional shape.

6. The perforating machine for precision instrument production as claimed in claim 1, characterized in that the four corners of the underside of the table (2) are each provided with a notch, in which a roller (33) is provided.

7. Perforating device for the production of precision instruments according to claim 1, characterized in that a solar panel (31) is fixed above the lifting plate (4).

8. The perforating device for precision instrument production as claimed in claim 1, characterized in that a plurality of keys (32) are fixed on the base (1), said keys (32) being electrically connected to the PLC.

9. The perforating device for precision instrument production as claimed in claim 1, characterized in that the first bevel gear (6) is coated with grease.

10. Perforating device for the production of precision instruments according to claim 1, characterized in that the motor (5) is a servomotor.