CN113560946B - A piece cleaning device for engineering machine tool processing mesa - Google Patents

Abstract

The invention discloses a scrap cleaning device for an engineering mechanical processing table board, which belongs to the technical field of scrap cleaning of engineering mechanical processing, when cutting iron metal, an electric heater is continuously heated in a protective cover, a graphite diaphragm absorbs heat in the protective cover and transfers the heat to the direction of an expansion air bag, the expansion air bag expands due to the heat, and absolute magnetic powder is gradually separated from the original mutual contact and abutment due to the expansion of the expansion air bag, so that the magnetic balls give off magnetic attraction to the outside, the magnetic balls have certain adsorption force to the iron metal scrap, the iron metal scrap is adsorbed into a mechanical processing platform, the scrap is not easy to splash all around, when the magnetic balls generate magnetism, the magnetic balls swing back and forth due to the homopolar magnetic balls, the iron metal scrap on the surface of the mechanical processing platform can be adsorbed in a large area, so that the iron metal chips are less prone to splash around.

Description

A piece cleaning device for engineering machine tool processing mesa

Technical Field

The invention relates to the technical field of engineering machinery processing chip cleaning, in particular to a chip cleaning device for an engineering machinery processing table board.

Background

The construction machine is an important component of the equipment industry, and generally speaking, the mechanical equipment necessary for comprehensive mechanical construction engineering required for earth and stone construction engineering, pavement construction and maintenance, mobile lifting, loading and unloading operation and various construction engineering is called as the construction machine, and the mechanical processing refers to a process of changing the external dimension or performance of a workpiece by one mechanical device, and can be divided into cutting processing and pressure processing according to the difference of processing modes.

At present in engineering machinery machining process, most are processed cutting or punching press to the metal, and some ferrous metal can drop some clout and piece on the processing mesa in the cutting process in the metal cutting, among the prior art, some ferrous metal pieces can splash around along with the in-process of cutting in the course of working, may cause certain potential safety hazard, and later stage staff is also convenient for clear up, and some ferrous metal pieces may still have the residue in the cleaning process, do not utilize the recovery reuse of ferrous metal piece, and the ferrous metal still does not polish and some superficial rust stain processing when ferrous metal machining, lead to because the rust stain on ferrous metal surface causes the cutting to appear the error during the cutting, the later stage need again to handle ferrous metal, work efficiency is reduced, the recruitment cost has also been increased simultaneously.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the invention aims to provide a scrap cleaning device for an engineering mechanical processing table top, which can realize that when the engineering mechanical processing table cuts iron metal to generate scraps, an electric heater is continuously heated in a protective cover, a graphite diaphragm absorbs heat in the protective cover and transfers the heat to the direction of an expansion air bag, the expansion air bag expands due to the heat, and absolute magnetic powder is gradually separated from the original mutual contact and abutting due to the expansion of the expansion air bag, so that the magnetic balls give off magnetic attraction to the outside, the magnetic balls have certain adsorption force on the iron metal scraps, the scraps are not easy to splash around and fall into the mechanical processing platform through holes, and when the magnetic balls generate magnetism, the magnetic balls swing back and forth due to the homopolar magnetic balls, the iron metal scraps on the surface of the mechanical processing platform can be adsorbed in a large area, so that the iron metal scraps are not easy to splash everywhere, and the scraps on the surface of the machining platform are cleaned more quickly.

2. Technical scheme

In order to solve the above problems, the present invention adopts the following technical solutions.

A chip cleaning device for an engineering mechanical processing table-board comprises a mechanical processing platform, wherein a fixed baffle is fixedly connected to the upper end of the mechanical processing platform, an electric slide rail is installed at one end, close to the mechanical processing platform, of the fixed baffle, a cutting machine is connected to the outer end of the electric slide rail in a sliding manner, two symmetrical slide rails are installed at the upper end of the mechanical processing platform, processing equipment is connected to the inner walls of the slide rails in a sliding manner, a plurality of uniformly distributed through holes are formed in the upper end of the mechanical processing platform in an chiseled manner, the through holes are located between the two slide rails, a protective cover is fixedly connected to the lower end of the mechanical processing platform, an electric heater is installed at the inner bottom end of the protective cover, a graphite diaphragm is fixedly connected between the inner walls of the protective cover and is located on the upper side of the electric heater, a heat-conducting diaphragm is embedded at the upper end of the protective cover, a plurality of uniformly distributed magnetic balls are arranged between the heat-conducting diaphragm and the graphite diaphragm, the outer end of the magnetic ball is sleeved with an expansion airbag, the inner cavity of the expansion airbag is provided with a plurality of anti-magnetic powder which are mutually abutted, heat conducting fibers are fixedly connected between the expansion airbag and the heat conducting diaphragm, a rust removing device is arranged in the machining platform, when an engineering machining platform cuts iron metal to generate fragments, the electric heater is started to continuously heat in the protective cover, the graphite diaphragm absorbs heat in the protective cover to transmit the heat to the direction of the expansion airbag, the expansion airbag expands due to the heat, the anti-magnetic powder is abutted and gradually separated by original mutual contact due to expansion and expansion of the expansion airbag, the magnetic ball emits magnetic attraction to the outside, the magnetic ball has certain adsorption force on the iron metal fragments, the fragments are not easy to splash around, the fragments fall into the machining platform through the through holes, and meanwhile the fixed baffle can also block the fragments to a certain degree, and when the magnetism ball produced magnetism, because the magnetism ball is the single face magnetic pole, and because a plurality of magnetism balls all are homopolar so cause a plurality of magnetism balls swing back and forth, can adsorb by a large scale to the iron metal piece on machining platform surface for iron metal piece is more difficult for splashing everywhere, and is more quick to the piece clearance on machining platform surface simultaneously.

Furthermore, the rust removing device comprises a sliding groove which is cut at the outer end of the machining platform, a collecting box is connected in the sliding groove in a sliding mode, hot melt adhesive is filled in the collecting box, when iron metal fragments are adsorbed by the magnetic balls and fall into the machining platform, the iron metal fragments are collected by the collecting box placed in the machining platform at the moment and fall on the hot melt adhesive in the machining platform, certain heat is generated on the surface of the iron metal fragments after cutting, the contact hot melt adhesive is partially melted, the iron metal fragments are embedded into the hot melt adhesive and fixed, meanwhile, heat conducting fibers in the protective cover conduct the heat to the surface of the heat conducting membrane, the heat conducting membrane also has certain heat in the machining platform due to the fact that the heat conducting membrane is attached to the machining platform, and therefore the hot melt adhesive in the collecting box is gradually melted due to the influence of temperature, and the iron metal fragments are further embedded into the hot melt adhesive, make some because of the unable molten iron metal piece of melting hot melt adhesive of heat undersize also can imbed into the hot melt adhesive and accomplish fixed the collection, hot melt adhesive solidifies after taking out the isothermal drop after the hot melt adhesive collects, hot melt adhesive surface this moment can present the instrument that one deck iron metal piece can regard as the dull polish, can be with the metal parts that there is rust on the surface at the back to need processing, place on the hot melt adhesive surface, the iron metal piece of inlaying this moment through it rubs, detach the rust, place again and cut at processing platform, reduced and lead to when the cutting error because of the rust on processing part surface, need not be in the secondary operation processing of needs, the recruitment cost has also been reduced when having improved work efficiency.

Further, machining platform outer end fixedly connected with two symmetrical slope baffles, the slope baffle is located the orbital both sides of sliding, through setting up the slope baffle, can be so that the metal piece after the cutting because the stopping of slope baffle, cause the iron metal piece can be better by the magnetic ball absorption in the machining platform, accomplish and collect.

Furthermore, two relative limit buckles are fixedly connected to the upper end of the machining platform and located on two sides of the inclined baffle, and the limit buckles are arranged, so that the engineering mechanical parts are not prone to deviation in the transmission process, and the engineering mechanical parts can be stably transmitted.

Further, the outer end of the machining platform is opened and chiseled to have two symmetrical observation windows, and through setting up the observation windows, when the collection box is collected iron metal debris, how much of collection box collection is convenient to observe, and whether need clear up or recycle according to how much judgement of collection volume.

Furthermore, a plurality of evenly distributed air holes are drilled at the lower end of the protective cover, a magnetic suction filter screen is arranged at the lower end of each air hole, and the electric heater can work through the air holes. The bleeder vent can possess certain radiating effect, prevents that the high temperature of electric heater work from causing the damage, inhales the filter screen magnetism because of magnetism simultaneously and inhales on the bleeder vent surface, has also prevented at the ventilative in-process of heat dissipation, and the dust adsorbs on the electric heater surface, and after the filter screen adsorbs the dust of certain degree is inhaled to magnetism, can directly take down the filter screen of inhaling to wash because of the reason of magnetism.

Furthermore, the magnetic isolation powder is made of Fe-Ni alloy materials, the Ni content of the Fe-Ni alloy is 80%, and the magnetic isolation powder has high magnetic conductivity, excellent saturation performance and low flexibility by arranging the Fe-Ni alloy materials, is easier to manufacture than silicon steel and enhances the magnetic isolation effect on the magnetic balls.

Further, the bottom end chiseling has a plurality of evenly distributed's spherical groove in the spout, the spherical inslot internal rotation is connected with the ball, the ball contacts with collecting the box, through setting up spherical groove and ball, can be so that collect the box and pull out and the smooth more that the in-process that promotes can, improved work efficiency, the staff of being convenient for takes out and promotes.

Furthermore, the magnetic balls are made of single-sided magnet materials, and the possibility of mutual attraction among the magnetic balls is not easy to occur by arranging the single-sided magnets.

3. Advantageous effects

Compared with the prior art, the invention has the advantages that:

(1) the scheme can realize that when the engineering mechanical processing platform cuts the iron metal to generate chips, the electric heater is used for continuously heating in the protective cover, the graphite diaphragm absorbs the heat in the protective cover and transmits the heat to the direction of the expansion air bag, the expansion air bag expands due to the heat, the magnetic isolation powder is gradually separated from the original mutual contact and abutment due to the expansion and expansion of the expansion air bag, so that the magnetic ball emits magnetic attraction to the outside, so that the magnetic ball has certain adsorption force on the iron metal scraps, the scraps are not easy to splash everywhere and fall into the machining platform through the through hole, when the magnetic balls generate magnetism, the magnetic balls swing back and forth because the magnetic balls are all homopolar, the iron metal scraps on the surface of the machining platform can be adsorbed in a large area, so that the iron metal scraps are less prone to splashing everywhere, and meanwhile, the scraps on the surface of the machining platform are cleaned more quickly.

(2) The rust cleaning device includes the spout that machining platform outer end was excavated, sliding connection has the collection box in the spout, it has the hot melt adhesive to collect the box intussuseption, when iron metal piece was adsorbed by the magnetic ball and falls into machining platform in, by the collection box of placing in the machining platform this moment, fall on its inside hot melt adhesive, and iron metal piece has certain heat because of its surface has after the cutting, cause the hot melt adhesive part of contact to be melted, thereby make iron metal piece imbed in the hot melt adhesive, it is fixed with it, heat conduction fiber in the protection casing is through conducting the heat to heat conduction diaphragm surface simultaneously, heat conduction diaphragm also has certain heat because of laminating machining platform leads to machining platform in, thereby cause the hot melt adhesive in collecting the box to melt because of the temperature influence gradually, iron metal piece further imbeds in the hot melt adhesive, make some can also imbed into because of the unable iron metal piece of melting hot melt adhesive of heat undersize and accomplish to fix and receive the hot melt adhesive and collect Set, take out the isothermal reduction back hot melt adhesive solidification after iron metal piece collects, hot melt adhesive surface at this moment can present one deck iron metal piece and can regard as the instrument of dull polish, can be with the metal parts that there is rust on the surface at the back that needs to process, place on the hot melt adhesive surface, inlay the iron metal piece of establishing this moment through it and rub, detach the rust, place again and cut at processing platform, reduced and led to the production error when the cutting because of the rust on processing part surface, need not be in the secondary operation processing of needs, the recruitment cost has also been reduced when having improved work efficiency.

(3) The outer end of the machining platform is fixedly connected with two symmetrical inclined baffles, the inclined baffles are located on two sides of the sliding track, and the inclined baffles are arranged, so that metal scraps after cutting can be better adsorbed into the machining platform by the magnetic balls due to blocking of the inclined baffles, and collection is completed.

(4) Two relative limit ring buckles of machining platform upper end fixedly connected with, the limit ring is detained and is located the both sides of inclined baffle, through setting up limit ring buckle for engineering machine tool part is difficult for producing the skew in transmission process, makes the transmission that engineering machine tool part can be stable.

(5) The chisel has two symmetrical observation windows in the machining platform outer end, through setting up observation window, can be when collecting the box and collect iron metal piece, be convenient for observe collect box collect how much, according to how much judgement of collection volume whether need clear up or recycle.

(6) The lower end of the protective cover is provided with a plurality of air holes which are uniformly distributed, the lower end of each air hole is provided with a magnetic suction filter screen, and the electric heater can work by arranging the air holes. The bleeder vent can possess certain radiating effect, prevents that the high temperature of electric heater work from causing the damage, inhales the filter screen magnetism because of magnetism simultaneously and inhales on the bleeder vent surface, has also prevented at the ventilative in-process of heat dissipation, and the dust adsorbs on the electric heater surface, and after the filter screen adsorbs the dust of certain degree is inhaled to magnetism, can directly take down the filter screen of inhaling to wash because of the reason of magnetism.

(7) The magnetic insulation powder is made of Fe-Ni alloy materials, the Ni content of the Fe-Ni alloy is 80%, and the magnetic insulation powder has high magnetic conductivity, excellent saturation performance and low flexibility by arranging the Fe-Ni alloy materials, is easier to manufacture than silicon steel and enhances the magnetic isolation effect on the magnetic balls.

(8) The bottom end chiseling has a plurality of evenly distributed's spherical groove in the spout, and the spherical inslot internal rotation is connected with the ball, and the ball contacts with collecting the box, through setting up spherical groove and ball, can be so that collect the box and pull out and the smoothness that the in-process that promotes can be more, has improved work efficiency, the staff of being convenient for takes out and promotes.

(9) The magnetic balls are made of single-sided magnet materials, and the possibility that the magnetic balls are mutually attracted is not easy to occur by arranging the single-sided magnets.

Drawings

FIG. 1 is a perspective view of the present invention in its entirety;

FIG. 2 is an enlarged view taken at A of FIG. 1 in accordance with the present invention;

FIG. 3 is an enlarged view taken at B of FIG. 1 in accordance with the present invention;

FIG. 4 is a schematic view of the construction of the collecting box of the present invention;

FIG. 5 is a schematic view of the structure of the shield of the present invention;

FIG. 6 is a schematic view showing the structure of the inflatable bladder of the present invention.

The reference numbers in the figures illustrate:

1 machining platform, 2 fixed baffle, 3 electric slide rail, 4 cutting machines, 5 sliding rails, 6 processing equipment, 7 through holes, 8 protective covers, 9 electric heaters, 10 graphite diaphragm, 11 heat-conducting diaphragm, 12 magnetic balls, 13 expansion air bags, 14 magnetic isolation powder, 15 heat-conducting fiber, 16 sliding grooves, 17 collection boxes, 18 hot melt adhesive, 19 inclined baffle, 20 limit ring fasteners, 21 observation windows, 22 air holes and 23 magnetic suction filter screens.

Detailed Description

The drawings in the embodiments of the invention will be combined; the technical scheme in the embodiment of the invention is clearly and completely described; obviously; the described embodiments are only some of the embodiments of the invention; but not all embodiments, are based on the embodiments of the invention; all other embodiments obtained by a person skilled in the art without making any inventive step; all fall within the scope of protection of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

referring to fig. 1-6, a scrap cleaning device for an engineering mechanical processing table top comprises a mechanical processing platform 1, a fixed baffle 2 is fixedly connected to the upper end of the mechanical processing platform 1, an electric slide rail 3 is installed at one end of the fixed baffle 2 close to the mechanical processing platform 1, a cutting machine 4 is slidably connected to the outer end of the electric slide rail 3, two symmetrical slide rails 5 are installed at the upper end of the mechanical processing platform 1, a processing device 6 is slidably connected to the inner walls of the slide rails 5, a plurality of uniformly distributed through holes 7 are chiseled at the upper end of the mechanical processing platform 1, the through holes 7 are located between the two slide rails 5, a protective cover 8 is fixedly connected to the lower end of the mechanical processing platform 1, an electric heater 9 is installed at the inner bottom end of the protective cover 8, a graphite diaphragm 10 is fixedly connected between the inner walls of the protective cover 8, the graphite diaphragm 10 is located at the upper side of the electric heater 9, a heat conduction diaphragm 11 is embedded at the upper end of the protective cover 8, a plurality of magnetic balls 12 which are uniformly distributed are arranged between the heat-conducting diaphragm 11 and the graphite diaphragm 10, an expansion air bag 13 is sleeved at the outer end of each magnetic ball 12, a plurality of magnet insulating powder 14 which are mutually abutted are arranged in the inner cavity of the expansion air bag 13, heat-conducting fibers 15 are fixedly connected between the expansion air bag 13 and the heat-conducting diaphragm 11, a rust removing device is arranged in the machining platform 1, when an engineering machining platform cuts iron metal to generate fragments, the electric heater 9 is started to continuously heat the electric heater 9 in the protective cover 8, the graphite diaphragm 10 absorbs the heat in the protective cover 8 and transmits the heat to the direction of the expansion air bag 13, the expansion air bag 13 expands due to the heat, the magnet insulating powder 14 is abutted and separated gradually due to the original mutual contact attraction because of the expansion air bag 13, the magnetic balls 12 emit magnetic force to the outside, and the magnetic balls 12 have certain adsorption force on the iron metal fragments, make the piece be difficult for splashing everywhere, fall into machining platform 1 through-hole 7 in, while fixed stop 2 also can carry out certain degree to the piece and block, and magnetic ball 12 is when producing magnetism, because magnetic ball 12 is the single face magnetic pole, and because a plurality of magnetic balls 12 all are homopolar so cause a plurality of magnetic balls 12 swing back and forth, can adsorb by a large scale to the iron metal piece on machining platform 1 surface, make iron metal piece be more difficult for splashing everywhere, simultaneously to the more quick of the piece clearance on machining platform 1 surface.

Referring to fig. 1-4, the rust removing device includes a sliding chute 16 cut at an outer end of the machining platform 1, a collecting box 17 is slidably connected in the sliding chute 16, a hot melt adhesive 18 is filled in the collecting box 17, when the iron metal debris is absorbed by the magnetic ball 12 and falls into the machining platform 1, the iron metal debris is collected by the collecting box 17 placed in the machining platform 1 and falls on the hot melt adhesive 18 in the machining platform, and the surface of the iron metal debris has a certain amount of heat after being cut, so that the contacted hot melt adhesive 18 is partially melted, the iron metal debris is embedded in the hot melt adhesive 18 and fixed, meanwhile, the heat conducting fibers 15 in the protective cover 8 conduct the heat to the surface of the heat conducting membrane 11, the heat conducting membrane 11 has a certain amount of heat in the machining platform 1 due to being attached to the machining platform 1, so that the hot melt adhesive 18 in the collecting box 17 is gradually melted due to the influence of temperature, further embedding of iron metal debris is into hot melt adhesive 18 in, make some can't melt the iron metal debris of hot melt adhesive 18 because of the heat undersize also can imbed into hot melt adhesive 18 and accomplish fixed the collection, hot melt adhesive 18 solidifies after the temperature drop such as taking out after iron metal debris collects, 18 surfaces of hot melt adhesive at this moment can present the instrument that a layer of iron metal debris can regard as the dull polish, can be with the metal parts that the back surface has the rust mark to process, place on 18 surfaces of hot melt adhesive, rub through the iron metal debris that the embedding was established this moment in it, detach the rust mark, place again and cut at the processing platform, reduced and lead to producing the error when the cutting because of the rust mark on processing part surface, need not be in the secondary operation processing, the work cost has also been reduced when having improved work efficiency.

Referring to fig. 1 and 2, two symmetrical inclined baffles 19 are fixedly connected to the outer end of the machining platform 1, the inclined baffles 19 are located at two sides of the sliding rail 5, and by arranging the inclined baffles 19, the cut metal chips can be better adsorbed into the machining platform 1 by the magnetic balls 12 due to the blocking of the inclined baffles 19, so as to complete the collection.

Referring to fig. 1 and 2, two opposite limiting buckles 20 are fixedly connected to the upper end of the machining platform 1, the limiting buckles 20 are located on two sides of the inclined baffle 19, and the limiting buckles 20 are arranged, so that the engineering mechanical parts are not prone to deviation in the transmission process, and the engineering mechanical parts can be stably transmitted.

Referring to fig. 1, two symmetrical observation windows 21 are cut at the outer end of the machining platform 1, and by arranging the observation windows 21, when the collection box 17 collects iron metal scraps, the collection box 17 can conveniently observe the quantity of the collected iron metal scraps, and whether the collection box needs to be cleaned or recycled is judged according to the quantity of the collected iron metal scraps.

Referring to fig. 5, a plurality of air holes 22 are drilled at the lower end of the protective cover 8, a magnetic filter screen 23 is disposed at the lower end of the air holes 22, and the electric heater 9 can work through the air holes 22. The air holes 22 can have a certain heat dissipation effect, damage caused by the fact that the working temperature of the electric heater 9 is too high is prevented, meanwhile, the magnetic attraction of the filter screen 23 on the surface of the air holes 22 also prevents dust from being adsorbed on the surface of the electric heater 9 in the heat dissipation and ventilation process, and after the magnetic attraction of the filter screen 23 on a certain degree adsorbs dust, the magnetic attraction of the filter screen 23 can be directly taken down for cleaning.

Referring to fig. 5 and 6, the magnetism-insulating powder 14 is made of Fe-Ni alloy material, the Ni content of Fe-Ni alloy is 80%, and by setting the Fe-Ni alloy material, the magnetism-insulating powder 14 has higher magnetic permeability and excellent saturation performance and has smaller flexibility, and is easier to manufacture than silicon steel, and the magnetic isolation effect on the magnetic balls 12 is enhanced.

Referring to fig. 1 and 2, a plurality of uniformly distributed spherical grooves are formed in the bottom end of the sliding groove 16, balls are rotatably connected in the spherical grooves and contact with the collecting box 17, and the collecting box 17 can be pulled out and pushed smoothly by arranging the spherical grooves and the balls, so that the working efficiency is improved, and the taking out and pushing of workers are facilitated.

Referring to fig. 5 and 6, the magnetic balls 12 are made of a single-sided magnet material, and the single-sided magnet is provided to prevent the possibility of mutual attraction between the magnetic balls 12.

The above; but are merely preferred embodiments of the invention; the scope of the invention is not limited thereto; any person skilled in the art is within the technical scope of the present disclosure; the technical scheme and the improved concept of the invention are equally replaced or changed; are intended to be covered by the scope of the present invention.

Claims (7)

1. A piece cleaning device for engineering machinery processing mesa, includes machining platform (1), its characterized in that: the automatic cutting machine is characterized in that a fixed baffle (2) is fixedly connected to the upper end of the machining platform (1), an electric sliding rail (3) is installed at one end, close to the machining platform (1), of the fixed baffle (2), the outer end of the electric sliding rail (3) is connected with a cutting machine (4) in a sliding mode, two symmetrical sliding rails (5) are installed at the upper end of the machining platform (1), machining equipment (6) is connected to the inner wall of each sliding rail (5) in a sliding mode, a plurality of uniformly distributed through holes (7) are formed in the upper end of the machining platform (1), the through holes (7) are located between the two sliding rails (5), a protective cover (8) is fixedly connected to the lower end of the machining platform (1), an electric heater (9) is installed at the inner bottom end of the protective cover (8), and a graphite diaphragm (10) is fixedly connected between the inner walls of the protective cover (8), the graphite diaphragm (10) is positioned on the upper side of the electric heater (9), the upper end of the protective cover (8) is embedded with a heat-conducting diaphragm (11), a plurality of magnetic balls (12) which are uniformly distributed are arranged between the heat-conducting diaphragm (11) and the graphite diaphragm (10), the outer end of each magnetic ball (12) is sleeved with an expansion air bag (13), the inner cavity of each expansion air bag (13) is provided with a plurality of magnet insulating powder (14) which are mutually abutted, heat-conducting fibers (15) are fixedly connected between the expansion air bags (13) and the heat-conducting diaphragm (11), a rust removal device is arranged in the machining platform (1), the magnet insulating powder (14) is made of Fe-Ni alloy material, the Ni content of the Fe-Ni alloy is 80%, the magnetic balls (12) are made of single-face magnet material, the electric heater (9) is started, so that the electric heater (9) can be continuously heated in the protective cover (8), graphite diaphragm (10) are through adsorbing the direction of expanding gasbag (13) with the heat in protection casing (8) and transmitting, thereby expanding because of receiving the heat in expanding gasbag (13), and magnet insulating powder (14) are supported tightly and are separated gradually by original mutual contact because of the inflation of expanding gasbag (13) enlarges, make magnetic ball (12) give off magnetic attraction to the external world, make magnetic ball (12) have certain adsorption affinity to iron metal piece, make the piece difficult splash everywhere, fall into machining platform (1) through-hole (7), fixed stop plate (2) also can carry out certain degree to the piece and block simultaneously, and magnetic ball (12) are when producing magnetism, because magnetic ball (12) are the single face magnetic pole, and because a plurality of magnetic balls (12) all are homopolar so cause a plurality of magnetic balls (12) to swing back and forth.

2. The debris removal device for an engineering machinery processing table according to claim 1, wherein: the rust removing device comprises a sliding groove (16) formed in the outer end of the machining platform (1), a collecting box (17) is connected to the sliding groove (16) in a sliding mode, and hot melt adhesive (18) is filled in the collecting box (17).

3. The debris removal device for an engineering machinery processing table according to claim 1, wherein: the outer end of the machining platform (1) is fixedly connected with two symmetrical inclined baffles (19), and the inclined baffles (19) are positioned on two sides of the sliding track (5).

4. The debris removal device for an engineering machinery processing table according to claim 1, wherein: the upper end of the machining platform (1) is fixedly connected with two opposite limiting buckles (20), and the limiting buckles (20) are located on two sides of the inclined baffle (19).

5. The debris removal device for an engineering machinery processing table according to claim 1, wherein: two symmetrical observation windows (21) are arranged at the outer end of the machining platform (1) in a chiseled mode.

6. The debris removal device for an engineering machinery processing table according to claim 1, wherein: the lower end of the protective cover (8) is provided with a plurality of air holes (22) which are uniformly distributed, and the lower end of each air hole (22) is provided with a magnetic suction filter screen (23).

7. The chip cleaning device for the engineering machinery processing table top according to the claim 2, characterized in that: the bottom end of the sliding groove (16) is provided with a plurality of uniformly distributed spherical grooves, the spherical grooves are connected with balls in a rotating mode, and the balls are in contact with the collecting box (17).

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