CN214769066U

CN214769066U - Numerical control drilling machine for processing environment-friendly steel truss girder gusset plate

Info

Publication number: CN214769066U
Application number: CN202121057903.5U
Authority: CN
Inventors: 宋养猛; 王姗; 胡建; 黄荣晨
Original assignee: Nanjing China Railway Bridge Machinery Engineering Co Ltd
Current assignee: Nanjing China Railway Bridge Machinery Engineering Co Ltd
Priority date: 2021-05-18
Filing date: 2021-05-18
Publication date: 2021-11-19
Anticipated expiration: 2031-05-18

Abstract

The utility model relates to a numerically-controlled drilling machine is used in processing of environment-friendly steel truss girder gusset plate, it includes the drilling machine body, workstation and drill bit mechanism of setting on the drilling machine body, still establish the protection casing on the drilling machine body including the cover, the breakwater that is used for adsorbing the electromagnetism platform of iron fillings and is located electromagnetism platform both sides on the setting on the workstation, a plurality of wash ports have all been laid to the upper surface of electromagnetism platform and workstation, be equipped with the chamber of catchmenting that is linked together with the wash port in the workstation, be equipped with the lifting unit who is used for driving the breakwater lift on the workstation, it is formed with the processing chamber to enclose to close between the relative lateral wall of two breakwaters, two breakwaters carry on the back from the lateral wall respectively with the inside wall of protection casing between enclose to close and be formed with an album bits room, be equipped with in the protection casing and be used for clearing up the iron fillings on the electromagnetism platform to the indoor clear bits subassembly of album. This application has and replaces the manual work to clear up labour saving and time saving's effect to iron fillings.

Description

Numerical control drilling machine for processing environment-friendly steel truss girder gusset plate

Technical Field

The application relates to the field of numerical control drilling machines, in particular to an environment-friendly numerical control drilling machine for machining a steel truss girder gusset plate.

Background

The numerical control drilling machine is mainly used for machining such as drilling, reaming, tapping and the like, and is a machine tool which is controlled by numbers and mainly adopts drilling. At present, a steel beam bridge is composed of a plurality of steel truss joint plates, the steel beam joint plates are steel plates, the steel beam bridge has the advantages of high strength, uniform material, good plasticity and toughness, good weldability and the like, and when the steel truss is machined, a numerical control drilling machine is generally used for drilling the steel truss.

In the related art, chinese patent No. CN202894392U discloses a numerically controlled drilling machine, which comprises a numerically controlled drilling machine bed and a drill mechanism, wherein a driving servo motor, a drilling head case and a drill are arranged in the drill mechanism, a transverse feeding mechanism is mounted at the upper end of the numerically controlled drilling machine bed, a longitudinal feeding mechanism is arranged above the transverse feeding mechanism, one end of the longitudinal feeding mechanism is connected with the drill mechanism, the transverse feeding mechanism, the longitudinal feeding mechanism and the drill mechanism form a three-dimensional linear motion mechanism of the machine tool, and a numerically controlled working table is connected to the side end of the numerically controlled drilling machine bed. The numerical control drilling machine has the advantage of high production efficiency.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the material of steel truss girder gusset plate is the steel sheet, when numerical control drilling machine bored a hole to steel truss girder gusset plate, can produce many iron fillings, and these iron fillings splash and scatter around the numerical control drilling machine bed body everywhere, have influenced the processing environment in the workshop, and the back is accomplished in the processing, needs the manual work to clear up and collect the sweeps, has increased staff's intensity of labour.

SUMMERY OF THE UTILITY MODEL

In order to improve and add man-hour, iron fillings splash and need artifical clearance iron fillings everywhere, problem consuming time and difficultly, this application provides an environment-friendly steel truss is numerically-controlled drilling machine for gusset plate processing.

The application provides a numerical control drilling machine is used in processing of environment-friendly steel truss girder gusset plate adopts following technical scheme:

the utility model provides an environment-friendly numerically-controlled drilling machine is used in processing of steel truss beam gusset plate, includes the drilling machine body, sets up workstation and drill bit mechanism on the drilling machine body, still includes that the protection casing, the setting that the cover established on the drilling machine body are used for adsorbing the electromagnetism platform of iron fillings and the breakwater that is located electromagnetism platform both sides on the workstation, the upper surface equipartition of electromagnetism platform and workstation is equipped with a plurality of wash ports, be equipped with the chamber of catchmenting that is linked together with the wash port in the workstation, be equipped with the lifting unit who is used for driving the breakwater lift on the workstation, two enclose between the relative lateral wall of breakwater and close to be formed with the processing chamber, two enclose between the inside wall of lateral wall with the protection casing mutually away from of breakwater respectively and close to be formed with the collection bits room, be equipped with in the protection casing and be used for clearing up the iron fillings on the electromagnetism platform to the indoor clear bits subassembly of collection bits.

By adopting the technical scheme, scrap iron can be prevented from splashing everywhere through the protective cover during processing, the two water baffles are driven to move upwards by the lifting assembly in the process of processing a workpiece, a processing chamber is formed by enclosing the two water baffles, wastewater is prevented from flowing into the scrap collecting chamber, the electromagnet table is electrified, scrap iron generated during processing the workpiece can be adsorbed on the upper surface of the electromagnet table, and meanwhile wastewater can flow into the water collecting cavity through the water discharge hole, so that the scrap iron and the wastewater are separated; after accomplishing work piece processing, to the outage of electromagnetism iron platform, it is indoor to utilize the slope subassembly to clear up the iron fillings that pile up on the electromagnetism iron platform to album bits this moment, can replace the manual work finally to clear up iron fillings, labour saving and time saving has improved clear bits efficiency.

Optionally, the lifting unit includes a cylinder, the upper surface of the workbench and the two sides of the electromagnet table are both provided with a groove for accommodating the cylinder, the cylinder body of the cylinder is mounted on the bottom wall of the groove, and the piston rod of the cylinder is connected with the lower surface of the water baffle.

Through adopting above-mentioned technical scheme, start the electric jar, the piston rod of electric jar is flexible, and then drives the waterproof board and goes up and down, has realized the altitude mixture control to the waterproof board.

Optionally, a closing plate is arranged at the notch of the groove, and a telescopic hole for lifting the water baffle is formed in the closing plate.

Through adopting above-mentioned technical scheme, the setting of closing plate can avoid iron fillings to fall into the recess by the notch of recess inside, plays the effect of protection.

Optionally, the upper surface of breakwater is equipped with and leads the bits domatic, lead the domatic lower one end of bits and towards album bits room, lead the domatic higher one end of bits and towards the electromagnetism iron platform.

Through adopting above-mentioned technical scheme, the domatic setting of guide bits falls into the indoor effect that plays the direction of collection bits to iron fillings.

Optionally, the clear bits subassembly includes the back shaft with the axial syntropy of breakwater, be located a plurality of air cocks of blowing bits pipe, slope setting on blowing bits pipe of back shaft both sides, it fixes on the lateral wall of back shaft through the clamp to blow the bits pipe, the higher one end of air cock links to each other with blowing the bits pipe, the lower one end of air cock is towards the upper surface of magnet iron piece, two blow and be linked together through the three-way pipe between the bits pipe, the person in charge of three-way pipe is connected with air supply hose, air supply hose keeps away from outside the lateral wall that the one end of three-way pipe stretches out the protection casing, the inside wall of protection casing is equipped with and is used for the drive to support the driving piece that the axial is close to or keeps away from album bits room.

Through adopting above-mentioned technical scheme, through the external air supply of air feed hose, be two through the three-way pipe and blow the bits pipe air supplies, and then provide the air supply for the air cock through blowing the bits pipe, utilize driving piece drive to support the axial simultaneously and be close to or keep away from a collection bits room direction and slide, finally can blow down to a collection bits indoor at the iron fillings of piling up on the electromagnetism bench through the nozzle, realized the clearance to iron fillings.

Optionally, one side inner wall of protection casing is equipped with the spout, the driving piece including rotate the lead screw, the drive lead screw that set up in the spout rotate the motor and with lead screw threaded connection's slider, the slider slides in the spout, the one end of back shaft links to each other with the lateral wall of slider.

Through adopting above-mentioned technical scheme, starter motor, the drive lead screw rotates, drives the slider and slides in the spout, and then drives the back shaft and slide in step to it is indoor to utilize the air cock will pile up the iron fillings on electro-magnet bench surface and blow to album bits.

Optionally, a scrap collecting box is arranged in the scrap collecting chamber, a lifting space for lifting the water baffle is formed between the side wall of the scrap collecting box and the side wall of the electromagnet table in a surrounding mode, a handle is arranged on the end wall of one side of the scrap collecting box, and an opening for the handle to extend out of the side wall of the protective cover is formed in the side wall of the protective cover.

Through adopting above-mentioned technical scheme, through setting up the handle, make things convenient for personnel pulling handle, will collect the bits case and have the indoor taking out of collection bits to personnel are to the iron fillings centralized processing who collects.

Optionally, the lateral wall of workstation is equipped with the through-hole that the chamber of catchmenting is linked together, be equipped with the drain pipe in the through-hole, be equipped with electric control valve in the drain pipe, the one end of drain pipe stretches into the intracavity that catchments, the other end of drain pipe stretches out outside the lateral wall of protection casing.

By adopting the technical scheme, the electric control valve is opened, and the waste water in the water collecting cavity can be discharged through the drain pipe.

In summary, the present application includes at least one of the following beneficial technical effects:

1. after the workpiece is machined, the electromagnet table is powered off, and scrap iron accumulated on the electromagnet table can be cleaned into a scrap collecting chamber by using the inclined assembly, so that the scrap iron can be cleaned by replacing manpower, time and labor are saved, and the scrap cleaning efficiency is improved;

2. in the process of processing the workpiece, the electromagnet table is electrified, so that scrap iron generated in the process of processing the workpiece can be adsorbed on the upper surface of the electromagnet table, and meanwhile, waste water can flow into the water collecting cavity through the drain hole, so that the separation of the scrap iron and the waste water is realized.

Drawings

FIG. 1 is a schematic view of the overall structure of a numerically controlled drilling machine for processing an environment-friendly steel truss girder gusset plate according to an embodiment of the present application.

Fig. 2 is a sectional view taken along line a-a of fig. 1.

Fig. 3 is a view from direction a in fig. 2.

Fig. 4 is a view from direction B in fig. 2.

Fig. 5 is a sectional view taken along line B-B in fig. 1.

Description of reference numerals: 1. a drilling machine body; 111. a base; 112. a control cabinet; 113. a work table; 114. a drill bit mechanism; 2. a protective cover; 21. a sliding door; 3. an electromagnet table; 4. a permanent magnet table; 5. a drain hole; 6. a water collection cavity; 7. a water baffle; 71. a chip guide slope surface; 8. a lifting assembly; 81. a cylinder; 82. a groove; 83. a closing plate; 84. a telescopic hole; 9. a scrap cleaning component; 91. a support shaft; 92. a scrap blowing pipe; 93. an air tap; 94. clamping a hoop; 95. a three-way pipe; 96. an air supply hose; 10. a drive member; 101. a screw rod; 102. a motor; 103. a slider; 104. a chute; 105. a guide groove; 106. a guide block; 11. a scrap collecting box; 12. a handle; 13. an opening; 14. a through hole; 15. a drain pipe; 16. an electrically controlled valve.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses numerical control drilling machine is used in processing of environment-friendly steel truss girder gusset plate. Referring to fig. 1, environment-friendly steel truss beam is numerically-controlled drilling machine for gusset plate processing includes protection casing 2, and the lateral wall of protection casing 2 slides on and is equipped with two relative push-and-pull doors 21, and two push-and-pull doors 21 that slide keep away from each other.

Referring to fig. 1 and 2, be equipped with the drilling machine body in the protection casing 2, drilling machine body 1 includes base 111 and the vertical switch board 112 that sets up that the level set up, fixed mounting has workstation 113 on base 111, install drill bit mechanism 114 on the lateral wall of switch board 112, drill bit mechanism 114 includes drill bit and coolant pipe, the drill bit is just setting up to workstation 113, in operation, place the work piece on workstation 113, utilize the drill bit to drill the work piece, in drilling process, utilize the coolant pipe to cool off work piece blowout cooling water, the cooling.

Because when processing, iron fillings can splash everywhere, utilize protection casing 2 cover to establish workstation 113 and drill bit mechanism 114, and then can prevent that iron fillings from splashing everywhere to drilling machine body 1 around and influence the operational environment in the workshop.

Referring to fig. 2, the upper surface mounting of workstation 113 has magnet platform 3, and permanent magnet platform 4 has been placed to the upper surface of magnet platform 3, and permanent magnet platform 4 is just to setting up with the drill bit, with the circular telegram of magnet platform 3, and magnet platform 3 produces magnetic field, and then can fix permanent magnet platform 4 absorption on magnet platform 3, and the work piece that will treat processing is settled on permanent magnet platform 4, and then can be to stable processing of work piece drilling through the drill bit.

Referring to fig. 2, in this embodiment, iron pieces and waste water generated during processing a workpiece fall on the electromagnet table 3, and the electromagnet table 3 is energized to generate a magnetic field, so that the iron pieces can be adsorbed on the electromagnet table 3 by the electromagnet table 3.

Be equipped with the chamber 6 that catchments in the inside of workstation 113, all laid a plurality of wash ports 5 at the upper surface of electromagnetism iron platform 3 and the upper surface of workstation 113, a plurality of wash ports 5 all are linked together with the chamber 6 that catchments, through setting up a plurality of wash ports 5, can drain waste water into the chamber 6 that catchments, the aperture of wash port 5 is less than the size of iron fillings, can avoid iron fillings to fall into the chamber 6 that catchments along with waste water inside, has finally realized the separation of waste water and iron fillings.

Referring to fig. 2, a through hole 14 communicated with the water collecting cavity 6 is formed in the side wall of the workbench 113, a drain pipe 15 is arranged in the through hole 14, an electric control valve 16 is arranged in the drain pipe 15, one end of the drain pipe 15 extends into the water collecting cavity 6, the other end of the drain pipe 15 extends out of the side wall of the protective cover 2, the electric control valve 16 is opened, and water and wastewater in the water collecting cavity 6 can be discharged through the drain pipe 15.

Referring to fig. 2, the width of the electromagnet table 3 is the same as the width of the worktable 113, the length of the electromagnet table 3 is smaller than the width of the worktable 113, the two sides of the worktable 113 in the length direction of the electromagnet table 3 are both provided with the water baffles 7, the length of the water baffles 7 is the same as the width of the electromagnet table 3, the worktable 113 is provided with the lifting assembly 8 for driving the water baffles 7 to lift, when the lifting assembly 8 is used for driving the water baffles 7 to move upwards, so that the top of the water baffles 7 is higher than the height of the upper surface of the electromagnet table 3, at the moment, a processing chamber is formed between the opposite side walls of the two water baffles 7 in a surrounding manner, in the embodiment, the water baffles 7 are made of rubber materials, and by arranging the water baffles 7, waste water can be prevented from remaining on the two sides of the worktable 113.

Two breakwaters 7 carry on the back from the lateral wall respectively with enclose between the inside wall of protection casing 2 and close and be formed with an album bits room, be equipped with in the protection casing 2 and be used for clearing up the iron fillings on the electromagnetism iron platform 3 to the indoor clear bits subassembly 9 of collection bits, to the back of work piece processing completion, utilize 8 drive breakwaters 7 of lifting unit to move down, until the surface of breakwater 7 and the upper surface of electromagnetism iron platform 3 are neat at ordinary times, utilize clear bits subassembly 9 to clear up iron fillings to album bits indoor, can replace the manual work finally to clear up iron fillings, time saving and labor saving, staff's intensity of labour has been reduced.

Referring to fig. 2 and 3, the upper surface of the water baffle 7 is provided with a scrap guiding slope 71, the higher end of the scrap guiding slope 71 faces the electromagnet table 3, and the lower end of the scrap guiding slope 71 faces the scrap collecting chamber, so as to guide scrap iron falling into the scrap collecting chamber.

Referring to fig. 2 and 3, there are two sets of lifting assemblies 8, one set of lifting assembly 8 is disposed on the upper surface of the workbench 113 and located on one side of the electromagnet table 3, the other set of lifting assembly 8 is disposed on the upper surface of the workbench 113 and located on the other side of the electromagnet table 3, one set of lifting assembly 8 includes a cylinder 81, the upper surface of the workbench 113 is provided with a groove 82, a cylinder body of the cylinder 81 is mounted on a bottom wall of the groove 82 opposite to a notch thereof, a piston rod of the cylinder 81 is connected to a lower surface of the water baffle 7, a telescopic direction of the piston rod of the cylinder 81 is a vertical direction, the cylinder 81 is started, and further the water baffle 7 can be driven to lift, so as to achieve height adjustment of the water baffle 7, in this embodiment, the notch of the groove 82 is fixedly provided with a sealing plate 83, the sealing plate 83 is provided with a telescopic hole 84 for lifting the water baffle 7, and the water baffle 7 is made of rubber, a side wall of the water baffle 7 can be attached to a hole wall of the telescopic hole 84, the closing plate 83 is provided to prevent iron pieces or waste water from falling into the inside of the groove 82.

Referring to fig. 3, the indoor collection bits case 11 that is equipped with of collection bits, the top of collection bits case 11 is established to opening 13 form, enclose between the lateral wall of collection bits case 11 and the lateral wall of electromagnetism iron platform 3 and close the lift space that is formed with the lift that supplies breakwater 7 to go up and down, play the guide effect to the lift of breakwater 7, a side end wall of machinery case is equipped with handle 12, the lateral wall of protection casing 2 is equipped with and supplies handle 12 to stretch out the outer opening 13 of protection casing 2 lateral wall, and then the personnel pass through handle 12, can pull out protection casing 2 with collection bits case 11 outside, so that clear up the iron fillings of collecting.

Referring to fig. 4 and 5, the scrap removing assembly 9 includes a support shaft 91 having the same direction as the length direction of the water baffle 7, the support shaft 91 is horizontally disposed, two sides of the support shaft 91 are respectively provided with a scrap blowing pipe 92, the scrap blowing pipes 92 are fixed on the side wall of the support shaft 91 through clamps 94, the side walls of the two scrap blowing pipes 92 are respectively provided with a plurality of air nozzles 93, the air nozzles 93 are obliquely mounted on the side wall of the scrap blowing pipes 92, the higher ends of the air nozzles 93 are connected with the scrap blowing pipes 92, the lower ends of the air nozzles 93 face the upper surface of the electromagnet block, the two scrap blowing pipes 92 are communicated through a three-way pipe 95, two branch pipes of the three-way pipe 95 are respectively in one-to-one correspondence with the two scrap blowing pipes 92, the branch pipes of the three-way pipe 95 are communicated with the scrap blowing pipes 92, the three-way pipe 95 is connected with an air supply hose 96, one end of the air supply hose 96 far away from the three-way pipe 95 extends out of the side wall of the protective cover 2, and is externally connected with an air supply hose 96, and then can provide the air supply to two bits pipes 92 of blowing through three-way pipe 95, in this embodiment, the inside wall of protection casing 2 is equipped with and is used for driving back shaft 91 to be close to or keeps away from the driving piece 10 of collection bits case 11, along with back shaft 91 to the in-process that is close to collection bits case 11 and removes, can blow down the iron fillings on the electromagnetism iron platform 3 to collection bits case 11 in through air cock 93 and collect.

In this embodiment, the air tap 93 needs to power off the electromagnet block 3 before blowing chips on the electromagnet block 3, so that the air tap 93 can blow the chips into the chip collecting box 11.

Referring to fig. 5, a sliding groove 104 is formed in an inner wall of one side of the protective cover 2, the length direction of the sliding groove 104 is perpendicular to the axial direction of the supporting shaft 91, the driving member 10 includes a screw rod 101 rotatably disposed in the sliding groove 104, one end of the screw rod 101 is rotatably connected with a groove wall of the sliding groove 104, the other end of the screw rod 101 is connected with a motor 102, the motor 102 is fixedly mounted on the groove wall of the sliding groove 104, the motor 102 is started, the screw rod 101 is driven to rotate, a sliding block 103 sliding in the sliding groove 104 is connected to the screw rod 101 in a threaded manner, one end of the supporting shaft 91 is connected with a side wall of the sliding block 103, the sliding groove 104 plays a role in guiding and limiting roles in sliding the sliding block 103, the sliding block 103 is driven to slide in the sliding groove 104 along with the rotation of the screw rod 101, and then the supporting shaft 91 is driven to slide back and forth between two scrap collecting boxes 11, so that scrap iron accumulated on the electromagnet table 3 is blown down to the scrap collecting boxes 11 by the air nozzles 93.

Referring to fig. 5, a guide groove 105 is formed in the side wall of the control cabinet 112, the guide groove 105 is parallel to the sliding groove 104, the length direction of the guide groove 105 is the same as the length direction of the sliding groove 104, a guide block 106 is arranged in the guide groove 105 in a sliding manner, one end, away from the sliding block 103, of the support shaft 91 is connected with the side wall of the guide block 106, and the guide groove 105 and the guide block 106 are matched to guide and limit the sliding of the support shaft 91, so that the support shaft 91 can stably move, and the stability of the chip blowing process is improved.

The implementation principle of the numerical control drilling machine for processing the environment-friendly steel truss girder gusset plate in the embodiment of the application is as follows: when a workpiece is machined, the air cylinder 81 is started to drive the water baffle 7 to move upwards, so that the top surface of the water baffle 7 is higher than the upper surface of the electromagnet table 3, then the electromagnet table 3 is electrified, scrap iron generated in machining can be adsorbed on the electromagnet table 3, meanwhile, waste water generated in machining the workpiece can flow into the water collecting cavity 6 through the water discharging hole 5, the electric control valve 16 is opened, and the waste water can be discharged through the water discharging pipe 15; meanwhile, in the process of processing the workpiece, the protective cover 2 can prevent the scrap iron from splashing everywhere to influence the environment in a processing workshop.

After the work piece processing is completed, power is cut off to electromagnet platform 3, the electric cylinder is restarted, the piston rod of the electric cylinder moves down, drive breakwater 7 moves down, until the top surface of breakwater 7 and the top surface of electromagnet platform 3 are level, starter motor 102, drive lead screw 101 rotates, drive slider 103 reciprocal sliding in spout 104, drive back shaft 91 to be close to or keep away from collection bits case 11, simultaneously provide the air supply for two bits pipes 92 of blowing through air supply hose 96 and three-way pipe 95, and then can blow to the upper surface of electromagnet platform 3 through air cock 93, and then along with the process that back shaft 91 removed, drive air cock 93 synchronous motion, can blow off the iron fillings of electromagnet platform 3 upper surface to collection bits incasement 11 inside through air cock 93, finally realized the collection to the sweeps.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides an environment-friendly steel truss girder gusset plate processing uses numerically-controlled drilling machine, includes drilling machine body (1), workstation (113) and drill bit mechanism (114) of setting on drilling machine body (1), its characterized in that: also comprises a protective cover (2) covered on the drilling machine body (1), an electromagnet table (3) arranged on the workbench (113) and used for adsorbing scrap iron, and water baffles (7) positioned at two sides of the electromagnet table (3), a plurality of drain holes (5) are distributed on the upper surfaces of the electromagnet table (3) and the workbench (113), a water collecting cavity (6) communicated with the drain hole (5) is arranged in the workbench (113), the workbench (113) is provided with a lifting component (8) for driving the water baffles (7) to lift, a processing chamber is formed by enclosing between opposite side walls of the two water baffles (7), a scrap collecting chamber is formed by enclosing between the opposite side walls of the two water baffles (7) and the inner side wall of the protective cover (2) respectively, the protective cover (2) is internally provided with a scrap cleaning component (9) used for cleaning scrap iron on the electromagnet table (3) to a scrap collecting chamber.

2. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 1, wherein: lifting unit (8) include cylinder (81), the both sides that the upper surface of workstation (113) just is located electromagnetism iron platform (3) all are equipped with recess (82) that are used for holding cylinder (81), the groove diapire at recess (82) is installed to the cylinder body of cylinder (81), the piston rod of cylinder (81) links to each other with the lower surface of breakwater (7).

3. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 2, wherein: and a closing plate (83) is arranged at the notch of the groove (82), and a telescopic hole (84) for lifting the water baffle (7) is formed in the closing plate (83).

4. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 1, wherein: the upper surface of breakwater (7) is equipped with leads the domatic (71) of bits, lead the lower one end of the domatic (71) of bits towards album bits room, lead the higher one end of the domatic (71) of bits towards electromagnetism iron sheet (3).

5. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 1, wherein: the scrap cleaning component (9) comprises a support shaft (91) which is in the same direction with the axial direction of the water baffle (7), scrap blowing pipes (92) which are positioned at the two sides of the support shaft (91), and a plurality of air nozzles (93) which are obliquely arranged on the scrap blowing pipes (92), the scrap blowing pipe (92) is fixed on the side wall of the supporting shaft (91) through a clamp (94), the higher end of the air nozzle (93) is connected with the scrap blowing pipe (92), the lower end of the air nozzle (93) faces the upper surface of the electromagnet block, the two scrap blowing pipes (92) are communicated through a three-way pipe (95), the main pipe of the three-way pipe (95) is connected with an air supply hose (96), one end of the air supply hose (96) far away from the three-way pipe (95) extends out of the side wall of the protective cover (2), the inner side wall of the protective cover (2) is provided with a driving piece (10) which is used for driving the supporting shaft (91) to be close to or far away from the scrap collecting chamber.

6. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 5, wherein: one side inner wall of protection casing (2) is equipped with spout (104), driving piece (10) including rotate lead screw (101), drive lead screw (101) that set up in spout (104) rotate motor (102) and with lead screw (101) threaded connection's slider (103), slider (103) slide in spout (104), the one end of back shaft (91) links to each other with the lateral wall of slider (103).

7. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 1, wherein: the indoor collection bits case (11) that is equipped with of collection bits, enclose between the lateral wall of collection bits case (11) and the lateral wall of electromagnetism iron platform (3) and close the lift space that is formed with and supplies breakwater (7) to go up and down, a side end wall of collection bits case (11) is equipped with handle (12), the lateral wall of protection casing (2) is equipped with and supplies handle (12) to stretch out opening (13) outside protection casing (2) lateral wall.

8. The environment-friendly numerical control drilling machine for machining the steel truss girder gusset plate according to claim 1, wherein: the lateral wall of workstation (113) is equipped with through-hole (14) that the chamber (6) that catchments are linked together, be equipped with drain pipe (15) in through-hole (14), be equipped with electric control valve (16) in drain pipe (15), the one end of drain pipe (15) stretches into in the chamber (6) that catchments, the other end of drain pipe (15) stretches out outside the lateral wall of protection casing (2).