CN112570912B

CN112570912B - Laser drilling machine capable of reducing eye fatigue of staff and avoiding taper

Info

Publication number: CN112570912B
Application number: CN202110056249.4A
Authority: CN
Inventors: 杨璇
Original assignee: Guangdong Hengyue Precision Electrical Co ltd
Current assignee: Guangdong Hengyue Precision Electrical Co ltd
Priority date: 2021-01-15
Filing date: 2021-01-15
Publication date: 2023-05-12
Anticipated expiration: 2041-01-15
Also published as: CN112570912A

Abstract

The invention relates to the technical field of laser drilling, in particular to a laser drilling machine capable of reducing eye fatigue of a worker and avoiding taper, which comprises a machine body and a first transmission cavity, wherein the first transmission cavity is positioned in the machine body and is provided with an upward opening, a rotating wheel is rotatably arranged in the first transmission cavity, the front end of the rotating wheel is fixedly provided with a first round pin, and the bottom end of the first transmission cavity is hinged with a rocker.

Description

Laser drilling machine capable of reducing eye fatigue of staff and avoiding taper

Technical Field

The invention relates to the technical field of laser drilling, in particular to a laser drilling machine capable of reducing eye fatigue of workers and avoiding taper.

Background

With the development of technology, globalization is becoming more and more common, laser drilling is a laser processing technology which reaches practical use earlier, and is one of the main application fields of laser processing, and compared with the traditional drill bit drilling, the laser drilling has the advantages that: the laser drilling speed is high, the efficiency is high, and the economic benefit is good; a large depth-to-diameter ratio can be obtained; can be used for various materials such as hard, brittle, soft, etc.

However, the present laser drilling machine can produce a large amount of heat when using, easily cause the damage of laser instrument, and laser lies in the metalwork and takes place the back, can produce a large amount of piece and strong ray, the piece of production can splash away, cause the pollution of external environment, and strong ray can cause staff's eyes uncomfortable, when processing hardware parts, because part quantity thickness is less, need go on repeatedly in guaranteeing laser processing in a plurality of positions, the laser drilling machine can produce the tapering of certain angle in the processing drilling in-process simultaneously, influence the precision of part, therefore it is necessary to design a laser drilling machine that reduces staff's eye fatigue and avoid tapering to improve above-mentioned problem.

Disclosure of Invention

The invention aims to provide a laser drilling machine which can reduce the eye fatigue of a worker and avoid taper, and can overcome the defects in the prior art, thereby improving the practicability of equipment.

The technical scheme adopted for solving the technical problems is as follows: the invention discloses a laser drilling machine for reducing eye fatigue of workers and avoiding taper, which comprises a machine body and a first transmission cavity, wherein the first transmission cavity is positioned in the machine body, an opening of the first transmission cavity is upwards, a rotating wheel is rotatably arranged in the first transmission cavity, a first round pin is fixedly arranged at the front end of the rotating wheel, a rocker is hinged at the bottom end of the first transmission cavity, a first round groove and a second round groove which penetrate through the rocker from front to back and are matched with the first round pin in transmission mode are arranged in the rocker, the rocker upwards extends to the first movement cavity with the upwards opening, a first movement block is arranged in the first movement cavity and can move left and right, a second round pin is arranged in the second round groove in the first movement block, a cavity with the downwards opening for providing space for swinging of the rocker is arranged in the end wall at the lower side of the first movement block, a second movement cavity is internally provided with a second movement cavity with a left-right through hole penetrating device which is driven by the rotating wheel, a first movement block is arranged in the first movement block, a first laser adjusting sleeve is fixedly provided with a first hole cutter sleeve, a first laser drilling hole cutter is fixedly arranged at the front end wall of the first laser drilling device is further provided with a hole cutter, a first hole cutter is fixedly arranged at the front end wall of the first hole cutter, and a first hole cutter is blocked by a first hole cutter is fixedly arranged in the first hole cutter, and a first hole cutter is continuously drilled at the front end of the first hole cutter is blocked by the laser drilling device, and a first hole cutter is continuously drilled at the front end of the first hole cutter is provided with a hole cutter, and a first hole cutter is cut, the second transmission cavity is internally provided with a transmission device which drives the rotatable rotating block at the top end of the machine body to intermittently rotate by utilizing the rotatable notch gear after the drilling of the first moving block is finished, the rotating block is internally provided with five symmetrical third moving cavities, the third moving cavities are internally provided with second moving blocks which can oppositely move, the second moving blocks inwards extend into the moving grooves, and the bottom ends of the second moving blocks are fixedly provided with electromagnets which can be mutually attracted after being electrified and are used for enabling the second moving blocks to oppositely move and clamp corresponding hardware parts.

Further, the second removes the embedded revolving cylinder that is equipped with of chamber right side end wall, revolving cylinder main shaft promptly with first threaded rod that first thread bushing axle internal surface screw-thread fit is connected, be equipped with the connecting pipe that is used for handling whereabouts piece in the chamber rear side end wall that removes, the connecting pipe downwardly extending to retrieve the chamber, connecting pipe surface fixed mounting has the solenoid valve, be equipped with the fourth in the chamber front side end wall and remove the chamber, but the fourth removes the intracavity and removes being provided with about being used for with the piece fall to the swash plate of connecting pipe department, the swash plate with elastic connection has reset spring between the chamber left side end wall is removed to the fourth, the swash plate bottom has set firmly the electricity and has touched, fourth remove the chamber bottom set firmly with electricity touch the switch-on makes the electrically conductive board that the solenoid valve circular telegram was opened.

Further, the left side meshing of runner has drive gear, drive gear main shaft is first worm and extends to the third transmission intracavity backward, and the right side meshing has first worm wheel, first worm wheel main shaft is the second threaded rod upwards extends to the ascending cooling chamber of opening, and surface screw-thread fit is connected with the second thread bush axle, second thread bush axle top end has set firmly the refrigeration board that is used for the laser heat in the neutralization course of working, the refrigeration board with the current-conducting plate electricity federation.

Further, the first worm extends the end forward and has fixed firmly incomplete bevel gear, incomplete bevel gear left side meshing has fan-shaped bevel gear, fan-shaped bevel gear main shaft is the transmission shaft extends to left in the first transmission chamber left side end wall, power connect in the motor, extend to in the second transmission intracavity, the surface has set firmly the ratchet, and the end has set firmly the bull stick, rotatable being provided with in the ratchet carousel, the carousel left end rotate be provided with ratchet internal surface tooth form meshing's pawl, pawl main shaft with elastic connection has the torsional spring between the carousel.

Further, the top end of the rotating rod is fixedly provided with a third round pin which is vertically symmetrical and can be matched with a rotating groove fixedly arranged on the outer surface of the notch gear for transmission, the notch gear main shaft, namely the second worm, extends upwards to the top end of the machine body, the top end of the machine body is fixedly provided with a fixed block, the main shaft of the rotating block extends backwards, the outer surface of the rotating block is fixedly provided with a second worm wheel meshed with the second worm, the tail end of the rotating block is rotatably arranged on the fixed block, and a spring is elastically connected between the second moving blocks in the moving groove.

The invention has the beneficial effects that: the invention provides a laser drilling machine for reducing eye fatigue of a worker and avoiding taper, which eliminates taper by shifting a laser generator to a machining position, adopting a method of drilling firstly and then moving the generator into a drilled hole for re-reaming, and because the depth of a machined part is not quite large, the method can quite simply reduce taper, and can recycle strong light and fragments in a machining range through weak light plates on two sides and a protective cover on the upper side during machining, and can automatically switch the next part for machining after the drilling of one part is finished, so that the machining is continuously and rapidly carried out.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are used in the description of the embodiments or the prior art will be briefly described, it being obvious that the drawings in the description below are only some embodiments of the invention, and that other drawings can be obtained from these drawings without inventive effort for a person skilled in the art.

The invention is further described below with reference to the drawings and examples.

FIG. 1 is a schematic view of the overall structure of a laser drilling machine for reducing eye fatigue and avoiding taper of workers according to the present invention.

Fig. 2 is a schematic diagram of the structure of A-A in fig. 1.

Fig. 3 is a schematic diagram of the structure of B-B in fig. 1.

Fig. 4 is a schematic structural view of C-C in fig. 1.

Fig. 5 is a schematic diagram of the structure of D-D in fig. 1.

Fig. 6 is a schematic diagram of the structure of E-E in fig. 1.

Fig. 7 is a schematic diagram of the structure of F-F in fig. 5.

Fig. 8 is a schematic view of the structure of the rotating block in fig. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-8, wherein for convenience of description, the orientations described below are now defined as follows: the vertical, horizontal, front-rear directions described below are identical to the vertical, horizontal, front-rear directions of the projection relationship of fig. 1 itself.

The laser drilling machine for reducing eye fatigue of staff and avoiding taper comprises a machine body 10 and a first transmission cavity 15 with an upward opening in the machine body 10, wherein a rotating wheel 31 is rotatably arranged in the first transmission cavity 15, a first round pin 28 is fixedly arranged at the front end of the rotating wheel 31, a rocker 18 is hinged at the bottom end of the first transmission cavity 15, a first round groove 29 and a second round groove 19 which penetrate through the rocker 18 in a front-back manner and are matched with the first round pin 28 for transmission are arranged in the rocker 18, the rocker 18 extends upwards into a first moving cavity 11 with the upward opening, a first moving block 12 is arranged in the first moving cavity 11 in a left-right moving manner, a second round pin 17 positioned in the second round groove 19 is fixedly arranged at the bottom end of the first moving block 12, a cavity 80 with a downward opening for providing space for swinging the rocker 18 is arranged in the end wall of the lower side of the first moving block 12, a moving device 202 which drives the first moving block 12 to move left and right through the rotation of the rotating wheel 31 is arranged in the first transmission cavity 15, a second moving cavity 13 with a leftward opening is arranged in the first moving block 12, a first threaded sleeve shaft 15 is arranged in the second moving cavity 13 in a left-right moving way, the tail end of the first threaded sleeve shaft 15 is fixedly provided with a laser drilling device 30 for processing a hardware part through hole, the front end and the rear end of the first moving block 12 are fixedly provided with symmetrical adjusting blocks 60, the inner end of each adjusting block 60 is hinged with a weak light plate 16 for blocking strong laser to stimulate eyes, the top end of the first moving block 12 is fixedly provided with a protective cover 14 for blocking scattered chips, the first moving block 12 is internally provided with a drilling device 201 which enables the laser drill 30 to move forward for drilling when the moving device 202 is started and enables the laser drill 30 to move forward for reaming after the first drilling is finished, the left end wall of the machine body 10 is internally provided with a second transmission cavity 49, the second transmission cavity 49 is internally provided with a transmission device 203 which drives the rotating block 50 which can rotate at the top end of the machine body 10 to intermittently rotate by utilizing a rotatable notch gear 55 after the first moving block 12 finishes drilling, the rotating block 50 is internally provided with five symmetrical third moving cavities, the third moving cavities can be oppositely provided with second moving blocks 52, the second moving blocks 52 extend inwards into the moving grooves 51, and the bottom ends of the second moving blocks 52 are fixedly provided with electromagnets 54 which can be mutually attracted after being electrified and are used for oppositely moving and clamping corresponding hardware parts.

The rotary cylinder 20 is embedded in the right end wall of the second moving cavity 13, a main shaft of the rotary cylinder 20 is a first threaded rod 61 in threaded fit connection with the inner surface of the first threaded sleeve shaft, a connecting pipe 25 for processing falling scraps is arranged in the rear end wall of the first moving cavity 11, the connecting pipe 25 extends downwards to a recycling cavity 27, an electromagnetic valve 26 is fixedly arranged on the outer surface of the connecting pipe 25, a fourth moving cavity 23 is arranged in the front end wall of the recycling cavity 27, a sloping plate 21 for pouring scraps to the connecting pipe 25 is arranged in the fourth moving cavity 23 in a left-right movable mode, a reset spring 72 is elastically connected between the sloping plate 21 and the left end wall of the fourth moving cavity 23, an electric contact 22 is fixedly arranged at the bottom end of the sloping plate 21, and a conductive plate 24 which is in contact with the electric contact 22 and electrified to enable the electromagnetic valve 26 to be electrified and opened is fixedly arranged at the bottom of the fourth moving cavity 23.

Advantageously, the left side of the rotating wheel 31 is meshed with a transmission gear 32, the main shaft of the transmission gear 32, namely a first worm 35, extends backwards into a third transmission cavity 36, the right side is meshed with a first worm wheel 37, the main shaft of the first worm wheel 37, namely a second threaded rod 39, extends upwards into a cooling cavity 38 with an upward opening, the outer surface of the cooling cavity is connected with a second threaded sleeve shaft 41 in a threaded fit manner, the top end of the second threaded sleeve shaft is fixedly provided with a refrigeration plate 40 for neutralizing laser heat in the processing process, and the refrigeration plate 40 is electrically connected with the conducting plate 24.

Advantageously, the end of the first worm 35 extending forward is fixedly provided with an incomplete bevel gear 33, the left side of the incomplete bevel gear 33 is meshed with a sector bevel gear 34, a main shaft of the sector bevel gear 34, namely a transmission shaft 42, extends leftwards into the end wall of the left side of the first transmission cavity 15, the power is connected with a motor 66, the main shaft extends into the second transmission cavity 49, the outer surface is fixedly provided with a ratchet wheel 43, the end is fixedly provided with a rotating rod 47, the ratchet wheel 43 is rotatably provided with a rotary table 44, the left end of the rotary table 44 is rotatably provided with a pawl 45 meshed with the inner surface of the ratchet wheel 43 in a tooth form, and a torsion spring 46 is elastically connected between a main shaft of the pawl 45 and the rotary table 44.

The third round pin 48 which is vertically symmetrical and can be matched with the rotating groove 56 fixedly arranged on the outer surface of the notch gear 55 for transmission is fixedly arranged at the top end of the rotating rod 47, the main shaft of the notch gear 55, namely the second worm 58, extends upwards to the top end of the machine body 10, the fixed block 57 is fixedly arranged at the top end of the machine body 10, the main shaft of the rotating block 50 extends backwards, the second worm wheel 59 meshed with the second worm 58 is fixedly arranged on the outer surface of the rotating block 50, the tail end of the second worm wheel 59 is rotatably arranged on the fixed block 57, and the spring 53 is elastically connected between the second moving blocks 52 in the moving groove 51.

The fixing connection method in this embodiment includes, but is not limited to, bolting, welding, etc.

The sequence of the mechanical actions of the whole device:

when the equipment starts to work, hardware parts needing to be processed through holes are respectively placed between the second moving blocks 52, after the positions are adjusted, the electromagnet 54 is electrified, the second moving blocks 52 move towards each other to clamp the parts, the angle of the weak light plate 16 is manually adjusted according to the sizes of the parts, at the moment, the motor 66 is started to rotate positively to drive the transmission shaft 42 to rotate, due to the existence of the ratchet wheel 43, the rotating rod 47 does not rotate at the moment, the fan-shaped bevel gear 34 rotates to drive the transmission bevel gear 33 to rotate, so as to drive the transmission gear 32 to drive the first worm 35 and the rotating wheel 31 to rotate, so as to drive the first worm wheel 37 and the rocking rod 18 to rotate, the first worm wheel 37 rotates to drive the second threaded sleeve shaft 41 to move upwards to drive the refrigeration plate 40 to move above the machine body 10, just facing the parts on the rotating block 50, the rocker 18 rotates to drive the first moving block 12 to move leftwards to the limit position, and also pushes the inclined plate 21 to move leftwards, at the moment, the electric contact 22 in the inclined plate 21 is contacted with the conducting plate 24 to be electrified, so that the electromagnetic valve 26 and the refrigerating plate 40 are electrified and opened, the laser drilling device 30 is started to perform laser drilling on the parts, the first laser drilling holes drill tapered inclined holes in the parts, at the moment, the tapered inclined holes are not drilled, the motor 66 is closed, the rotating cylinder 20 is started to enable the first threaded rod 61 to rotate to drive the first threaded sleeve shaft 15 to move leftwards, so that the laser drilling device 30 moves leftwards to drill holes, in the process of moving the laser drilling device 30, the aperture taper is continuously reduced, after reaching the limit position, the rotating cylinder 20 is reversed to reset, when the method is used for drilling, the inner aperture is controlled, excessive vibration is not required to influence the precision of parts and the service life of a cutter, intense light generated in the drilling process is shielded by the weak light plate 16, generated chips are shielded by the protective cover 14 and fall onto the inclined plate 21 to slide into the recovery cavity 27, heat on the surfaces of the parts in the machining process is absorbed and neutralized by cold air emitted by the refrigeration plate 40, the motor 66 is reversed to reset the device, the pawl 45 drives the ratchet wheel 43 to rotate, the rotating rod 47 is driven to rotate, the notch gear 55 is driven to rotate, the second worm 58 is driven to rotate, the second worm gear 59 is driven to rotate, the rotating block 50 is driven to rotate a seventy-two degree turnover position to the next part, and the operation is repeatedly performed at the moment.

The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and implement it without limiting the scope of the present invention. All equivalent changes or modifications made in accordance with the spirit of the present invention should be construed to be included in the scope of the present invention.

Claims

1. The utility model provides a reduce tired and avoid tapering laser drilling machine of staff's eye, includes the fuselage and is located the ascending first transmission chamber of opening in the fuselage, its characterized in that: the rotary wheel is rotatably arranged in the first transmission cavity, a first round pin is fixedly arranged at the front end of the rotary wheel, a rocker is hinged at the bottom end of the first transmission cavity, a first round groove and a second round groove which penetrate through the rocker back and forth and are matched with the first round pin for transmission are arranged in the rocker, the rocker extends upwards to a first moving cavity with an upward opening, a first moving block is arranged in the first moving cavity in a left-right moving way, a second round pin positioned in the second round groove is fixedly arranged at the bottom end of the first moving block, a cavity with an opening downwards for providing space for swinging of the rocker is arranged in the end wall at the lower side of the first moving block, a moving device with the opening leftwards and rightwards is arranged in the first moving block by the rotation of the rotary wheel, a second moving cavity with the opening leftwards is arranged in the first moving block, the second moving cavity is internally and horizontally movably provided with a first thread sleeve, the tail end of the first thread sleeve is fixedly provided with a laser drilling device for processing a hardware part through hole, the front end and the rear end of the first moving block are fixedly provided with symmetrical adjusting blocks, the inner ends of the adjusting blocks are hinged with weak light plates for blocking intense laser to stimulate eyes, the top ends of the first moving blocks are fixedly provided with protective covers for blocking fragments from flying in disorder, the first moving blocks are internally provided with drilling devices which enable the laser drilling device to move forwards for drilling and enable the laser drilling device to move forwards continuously for reaming after the first drilling is finished, the left end wall of the machine body is internally provided with a second transmission cavity, the second transmission cavity is internally provided with a transmission device which drives the rotatable rotating block at the top end of the machine body to intermittently rotate by utilizing a rotatable notch gear after the drilling of the first moving block is finished, five symmetrical third moving cavities are arranged in the rotating block, second moving blocks are arranged in the third moving cavities in a way of moving in opposite directions, the second moving blocks inwards extend into the moving grooves, and electromagnets which can attract each other after being electrified are fixedly arranged at the bottom ends of the second moving blocks and are used for enabling the second moving blocks to move in opposite directions to clamp corresponding hardware parts; a rotary cylinder is embedded in the right side end wall of the second moving cavity, a main shaft of the rotary cylinder is a first threaded rod in threaded fit connection with the inner surface of the first threaded sleeve shaft, a connecting pipe for processing falling scraps is arranged in the rear side end wall of the first moving cavity, the connecting pipe extends downwards to a recycling cavity, an electromagnetic valve is fixedly arranged on the outer surface of the connecting pipe, a fourth moving cavity is arranged in the front side end wall of the recycling cavity, a sloping plate for pouring scraps to the connecting pipe is arranged in the fourth moving cavity in a left-right moving manner, a reset spring is elastically connected between the sloping plate and the left side end wall of the fourth moving cavity, an electric contact is fixedly arranged at the bottom end of the sloping plate, and a conductive plate which is in contact with the electric contact and electrified to open the electromagnetic valve is fixedly arranged at the bottom end of the fourth moving cavity; the left side of the rotating wheel is meshed with a transmission gear, the transmission gear main shaft, namely a first worm, extends backwards into a third transmission cavity, the right side of the rotating wheel is meshed with a first worm gear, the first worm gear main shaft, namely a second threaded rod, extends upwards into a cooling cavity with an upward opening, the outer surface of the first worm gear main shaft is connected with a second threaded sleeve in a threaded fit manner, the top end of the second threaded sleeve is fixedly provided with a refrigeration plate for neutralizing laser heat in the processing process, and the refrigeration plate is electrically connected with the conductive plate; the first worm is provided with an incomplete bevel gear at the end of forward extension, a sector bevel gear is meshed with the left side of the incomplete bevel gear, a sector bevel gear main shaft, namely a transmission shaft, extends leftwards into the end wall of the left side of the first transmission cavity, is connected with a motor in a power mode, extends into the second transmission cavity, is fixedly provided with a ratchet wheel on the outer surface, is fixedly provided with a rotating rod at the end, is rotatably provided with a rotating disc in the ratchet wheel, a pawl meshed with the inner surface of the ratchet wheel in a toothed mode is rotatably arranged at the left end of the rotating disc, and a torsion spring is elastically connected between the pawl main shaft and the rotating disc; the rotating rod top end is fixedly provided with a third round pin which is vertically symmetrical and can be matched with a rotating groove fixedly arranged on the outer surface of the notch gear for transmission, the notch gear main shaft, namely a second worm, extends upwards to the top end of the machine body, the top end of the machine body is fixedly provided with a fixed block, the rotating block main shaft extends backwards, the outer surface is fixedly provided with a second worm wheel meshed with the second worm, the tail end of the rotating block is rotationally arranged on the fixed block, and a spring is elastically connected between the second moving blocks in the moving groove.