CN214815568U

CN214815568U - Steel numerical control cutting machine

Info

Publication number: CN214815568U
Application number: CN202121431268.2U
Authority: CN
Inventors: 甄继超; 段惠凡
Original assignee: Beijing Taiwei Metal Composition Engineering Co ltd
Current assignee: Beijing Taiwei Metal Composition Engineering Co ltd
Priority date: 2021-06-26
Filing date: 2021-06-26
Publication date: 2021-11-23
Anticipated expiration: 2031-06-26

Abstract

The utility model discloses a steel numerical control cutting machine relates to the technical field of numerical control cutting, improves the problem of the effect of induced drafting of the structure that induced drafts, and it is installed in steel workshop, including the lathe, lathe upper portion has front and back moving member through two slide rail slips, moving member upper portion has left and right sides moving member through the slide rail slip around, control the moving member front side and install cutting torch, it is equipped with the mechanism that induced drafts to control the moving member front side and be located cutting torch upper portion, the heat transfer box is installed on front and back moving member right side upper portion. When the left and right moving members drive the cutting gun to move, the air suction cover can also move along with the cutting gun, so that the air suction effect of the air suction mechanism on the numerical control cutting machine is greatly improved; in winter, the heat release mechanism is matched with the blowing mechanism, so that heating equipment such as a fan heater and the like does not need to be additionally arranged near the numerical control cutting machine, and the green energy-saving property of the numerical control cutting machine is improved.

Description

Steel numerical control cutting machine

Technical Field

The utility model belongs to the technical field of the technique of numerical control cutting and specifically relates to a steel numerical control cutting machine is related to.

Background

The steel is a material with certain shape, size and performance, which is made of steel ingots, steel billets or steel materials through pressure processing. The steel products are important materials essential for national construction and realization of quartification, are widely applied and have various varieties, and are generally divided into four categories, namely section bars, plates, pipes and metal products according to different section shapes, and also divided into categories, such as heavy rails, light rails, large-sized section bars, medium-sized section bars, small-sized section bars, steel cold-formed section bars, high-quality section bars, wire rods, medium-sized steel plates, thin steel plates, silicon steel sheets for electrical engineering, strip steel, seamless steel pipe steel products, welded steel pipes, metal products and the like.

Current fishpond drainage structures, as application number: CN202020550090.2, the utility model relates to the technical field of cutting machine equipment, in particular to a numerical control cutting machine, which comprises a workbench, wherein the workbench is connected with a movable laser frame, the movable laser frame is connected with a laser transmitter in a sliding way, and the workbench is provided with a computer control end for controlling the movement of the laser movable frame; the clamping device comprises a movable plate connected to the workbench, a fixed plate fixed on the movable plate and perpendicular to the movable plate, a clamping cylinder in sliding connection along the length direction of the movable plate, a movable rod with one end fixed on the fixed plate and the other end connected in the clamping cylinder in a sliding manner, and a spring sleeved on the movable rod; one end of the movable rod, which is far away from the fixed plate, is provided with a clamping assembly for clamping a steel plate to be cut. The utility model discloses have and treat the fixed effect of cutting steel sheet or other metal materials in the cutting operation.

To the above-mentioned correlation technique, the inventor thinks that current numerical control cutting machine is when using, owing to adopt flame to cut steel, and produce harmful gas easily in the cutting process, and although be equipped with the structure of induced drafting in current numerical control cutting machine workshop, the structure of induced drafting is fixed in numerical control cutting machine top usually, and because the cutting torch need remove when the cutting on the numerical control cutting machine to reduced the effect of induced drafting of the structure of induced drafting, and the heat that produces in the cutting process can not obtain effectual utilization, thereby reduced numerical control cutting machine's energy conservation nature.

SUMMERY OF THE UTILITY MODEL

In order to improve current numerical control cutting machine when using, owing to adopt flame to cut steel, and produce harmful gas easily in the cutting process, and be equipped with the structure of induced drafting in current numerical control cutting machine workshop, but the structure of induced drafting is fixed in numerical control cutting machine top usually, and because the cutting gun need remove when the cutting on the numerical control cutting machine to reduced the effect of induced drafting of the structure of induced drafting, and the heat that produces in the cutting process can not obtain effectual utilization, thereby reduced numerical control cutting machine's the problem of energy-conservation nature, the utility model provides a steel numerical control cutting machine.

The utility model provides a steel numerical control cutting machine adopts following technical scheme:

the utility model provides a steel numerical control cutting machine, installs in steel workshop, including the lathe, moving member around lathe upper portion has through two slide rail slips, moving member about moving member upper portion has through the slide rail slip, it installs cutting torch to control the moving member front side, it is equipped with the mechanism of induced drafting to control moving member front side position on cutting torch upper portion, the heat transfer box is installed on front and back moving member right side upper portion, the inside heat release mechanism that is equipped with of heat transfer box, both ends face all is equipped with a moving mechanism around the lathe, heat transfer box rear end face lower part is equipped with blast mechanism, the control box is installed to heat transfer box right-hand member face.

By adopting the technical scheme, in winter, the air is brought into the cavity at the lower part of the heat exchange box body by the blower, and then the heat on the heat release sheets at the upper end surface and the lower end surface of the heat release box is blown forwards to the front of the machine tool, so that in winter, heating equipment such as a fan heater and the like does not need to be additionally arranged near the numerical control cutting machine, the energy consumption is effectively reduced, and the green energy-saving performance of the numerical control cutting machine is improved.

Optionally, the mechanism of induced drafting includes suction hood, spring tuber pipe, suction fan and the pipe fitting that converges, the suction hood is installed in the front end face lower part of controlling the moving member, and the suction hood is located cutting gun top position, and suction hood upper portion is equipped with three infundibulate suction hopper, and three inlet scoop upper portion is connected with the pipe fitting that converges, and the pipe fitting upper portion that converges is connected with the spring tuber pipe through the tuber pipe, and the spring tuber pipe other end is connected with the suction fan of installing at heat transfer box up end, and the suction fan air outlet is linked together through tuber pipe and heat transfer box inside.

Through adopting above-mentioned technical scheme, through will induced draft the cover and install terminal surface lower part before controlling the moving member to when controlling the moving member and drive the cutting torch and remove, induced draft the cover and also can follow the removal, thereby the harmful gas that produces when making the cutting torch cutting can be taken away in the very first time, thereby the effect of induced drafting of the mechanism of induced drafting on this numerical control cutting machine has been improved greatly.

Optionally, the heat exchange box body comprises a sealing plate and an exhaust pipe, a partition plate is arranged on the inner side of the heat exchange box body, the exhaust pipe communicated with the upper cavity is connected to the upper portion of the rear end face of the heat exchange box body, the sealing plate is fixed to the front side, located on the front side of the upper cavity, of the front end face of the heat exchange box body, an air outlet of the exhaust pipe is connected with an air inlet of a waste gas treatment device in a steel processing workshop, and a through hole communicated with the lower cavity of the heat exchange box body is formed in the lower portion of the rear end face of the heat exchange box body.

Through adopting above-mentioned technical scheme, through set up the baffle in heat transfer box internal side to two cavitys about making the inside formation of heat transfer box, and do not communicate with each other between two upper and lower cavitys.

Optionally, the heat release mechanism includes a heat absorption pipe, a heat release box, a circulating water pump and a liquid adding pipe, the heat absorption pipe is arranged in a cavity on the upper portion of the heat exchange box, the heat release box is arranged in a cavity on the lower portion of the heat exchange box, the circulating water pump arranged on the right end face of the heat exchange box is connected between the heat release box and the heat absorption pipe through a water pipe, the liquid adding pipe is connected to the upper portion of the water pipe between the heat release box and the heat absorption pipe, the upper portion of the liquid adding pipe is connected with a sealing cover through threads, and heat transfer liquid is filled in the liquid adding pipe, the heat absorption pipe and the heat release box.

By adopting the technical scheme, heat transfer liquid is filled in the liquid adding pipe, the heat absorbing pipe and the heat releasing box, so that the heat absorbing pipe can be conveyed to the heat releasing box through the circulating water pump after absorbing heat, and then a cavity at the lower part of the heat exchange box body is heated.

Optionally, moving mechanism includes fixed plate, adjusting screw and lifter plate, the fixed plate is Contraband font platelike structure, and the fixed plate is fixed in a lathe side, and the inboard middle part of fixed plate rotates and is connected with an adjusting screw, and the adjusting screw outside has the lifter plate through threaded connection, and the fixed plate inboard is the bilateral symmetry form and is equipped with the sixteen vertical guide arms with lifter plate sliding connection, and the lifter plate bottom end face left and right sides all is equipped with a support column, and a universal wheel is all installed to every support column lower extreme.

Through adopting above-mentioned technical scheme, when this numerical control cutting machine need remove, through rotating adjusting screw, make the lifter plate drive two universal wheels in bottom and move down, after the lifter plate bottom universal wheel of both sides all contacted with ground, then through lifter plate bottom universal wheel with this numerical control cutting machine remove can to it is more convenient when making this numerical control cutting machine remove.

Optionally, the blowing mechanism comprises a blowing cover and a blower, the blowing cover is fixed outside an opening at the lower part of the rear end face of the heat exchange box body, the blower is installed in an air inlet cylinder at the rear end of the blowing cover, the blower and the circulating water pump are both electrically connected with the control box, and the blowing opening is uniformly formed in the front end face of the blowing cover.

By adopting the technical scheme, in winter, external air can be brought into the cavity at the lower part of the heat exchange box body through the blower, and then heat on the heat release sheets at the upper end surface and the lower end surface of the heat release box is blown forwards to the front of the machine tool to provide heat.

Optionally, the heat absorbing pipes are distributed in a serpentine shape in the upper cavity of the heat exchange box body, and the upper end surface and the lower end surface of the heat release box are uniformly provided with heat release sheets.

Through adopting above-mentioned technical scheme, can effectively improve the heat release effect of heat release case.

Optionally, six heat absorbing sheets are arranged on the outer circumferential surface of each pipe fitting in the front-back direction of the heat absorbing pipe in an annular array manner.

Through adopting above-mentioned technical scheme to can effectively improve the heat absorption effect of heat absorption pipe.

To sum up, the utility model discloses a following beneficial effect:

1. through the setting of the mechanism that induced drafts, during the use, absorb the harmful gas that produces in the cutting process through the mechanism that induced drafts, and because the cover that induced drafts installs terminal surface lower part before controlling the moving member to when controlling the moving member and drive the cutting torch and remove, the cover that induced drafts also can follow the removal, thereby the harmful gas that produces when making the cutting torch cutting can be taken away at the very first time, thereby improved the effect of induced drafting of the mechanism that induced drafts on this numerical control cutting machine greatly.

2. Through the matching of the heat release mechanism and the blowing mechanism, in winter, outside air is brought into the cavity at the lower part of the heat exchange box body through the blower, and then heat on the heat release sheets at the upper end surface and the lower end surface of the heat release box is blown forwards to the front of the machine tool, so that in winter, heating equipment such as a fan heater and the like does not need to be additionally arranged near the numerical control cutting machine, the energy consumption is effectively reduced, and the green energy-saving performance of the numerical control cutting machine is improved.

3. Through moving mechanism's setting, when this numerical control cutting machine need remove, through rotating adjusting screw, make the lifter plate drive two universal wheels in bottom and move down, after the lifter plate bottom universal wheel of both sides all contacted with ground, then through lifter plate bottom universal wheel with this numerical control cutting machine remove can to it is more convenient when making this numerical control cutting machine remove.

Drawings

Fig. 1 is a schematic view of a first perspective structure of the present invention;

fig. 2 is a schematic view of a second perspective structure of the present invention;

FIG. 3 is a schematic structural view of the left and right moving members and the air suction mechanism of the present invention;

FIG. 4 is a schematic structural view of the heat exchange box and the heat releasing mechanism of the present invention after being disassembled;

FIG. 5 is a schematic view of the heat releasing mechanism of the present invention;

fig. 6 is a schematic structural diagram of the moving mechanism of the present invention;

fig. 7 is a schematic view of the structure of the blowing cover in partial section.

Description of reference numerals: 1. a machine tool; 2. a front and rear moving member; 3. a left and right moving member; 4. an air suction mechanism; 401. an air suction hood; 402. a spring air pipe; 403. a suction fan; 404. a wind gathering pipe fitting; 5. a heat exchange box body; 501. a sealing plate; 502. an exhaust pipe; 6. a heat release mechanism; 601. a heat absorbing tube; 602. a heat release box; 603. a water circulating pump; 604. a liquid feeding pipe; 7. a moving mechanism; 701. a fixing plate; 702. adjusting the screw rod; 703. a lifting plate; 8. a blowing mechanism; 801. a blower housing; 802. a blower; 9. a control box; 10. and (4) a box door.

Detailed Description

The present invention will be described in further detail with reference to the accompanying fig. 1 to 7.

The first embodiment is as follows:

the embodiment of the utility model provides a disclose a steel numerical control cutting machine. Referring to fig. 1, the cutting machine is installed in a steel processing workshop and comprises a machine tool 1, wherein a front moving member 2 and a rear moving member 2 are arranged on the upper portion of the machine tool 1 in a sliding mode through two sliding rails, a left moving member 3 and a right moving member 3 are arranged on the upper portion of the front moving member 2 and the rear moving member 2 in a sliding mode through the sliding rails, a cutting gun is installed on the front side of the left moving member 3 and the right moving member 3, the cutting gun is the existing mature technology, do not do too much here and describe tiredly, 3 front sides of controlling moving member are located cutting torch upper portion and are equipped with the mechanism 4 that induced drafts, heat transfer box 5 is installed on 2 right side upper portions of front and back moving member, heat transfer box 5 is rectangular shell structure, the inside heat release mechanism 6 that is equipped with of heat transfer box 5, both ends face all is equipped with a moving mechanism 7 around lathe 1, two moving mechanism 7 are the symmetry form and distribute on lathe 1, 5 rear end face lower parts of heat transfer box are equipped with blowing mechanism 8, control box 9 is installed to 5 right-hand member faces of heat transfer box, the inside PLC programmable controller that is equipped with of control box 9.

Referring to fig. 1 and 4, the heat exchange box 5 includes a sealing plate 501 and an exhaust pipe 502, a partition plate is arranged on the inner side of the heat exchange box 5, the thickness of the partition plate is equal to the thickness of the outer wall of the heat exchange box 5, the upper portion of the rear end face of the heat exchange box 5 is connected with the exhaust pipe 502 communicated with the upper cavity, the sealing plate 501 is fixed on the front side of the upper cavity on the front end face of the heat exchange box 5, the size of the sealing plate 501 is larger than that of the middle and lower cavities of the heat exchange box 5, the air outlet of the exhaust pipe 502 is connected with the air inlet of the exhaust gas treatment device in the steel processing workshop, the lower portion of the rear end face of the heat exchange box 5 is provided with a through hole communicated with the lower cavity of the heat exchange box 5, and the size of the lower cavity is matched with that of the upper cavity.

Referring to fig. 1 and 3, air suction mechanism 4 includes air suction hood 401, spring air pipe 402, suction fan 403 and air collecting pipe part 404, air suction hood 401 is installed in the lower part of the front end face of left and right moving part 3, and air suction hood 401 is located cutting gun top position, and air suction hood 401 is wholly rectangular shell-shaped structure, air suction hood 401 upper portion is equipped with three infundibulate air suction hopper, and three inlet scoop upper portion is connected with air collecting pipe part 404, air collecting pipe part 404 is wholly Contraband font tubular structure, air collecting pipe part 404 upper portion is connected with spring air pipe 402 through the tuber pipe, and the spring air pipe 402 other end is connected with suction fan 403 installed at the up end of heat exchange box 5, suction fan 403 air outlet is linked together through tuber pipe and the inside of heat exchange box 5, suction fan 403 is located the middle part of the up end of heat exchange box 5.

Referring to fig. 5, the heat absorbing pipes 601 are distributed in a serpentine shape in the upper cavity of the heat exchange box 5, the heat absorbing pipes 601 are located at the middle position in the upper cavity of the heat exchange box 5, the upper and lower end surfaces of the heat releasing box 602 are uniformly provided with heat releasing fins, and the heat releasing fins are in a strip-shaped sheet structure.

Referring to fig. 2 and 6, the moving mechanism 7 includes a fixing plate 701, an adjusting screw 702 and a lifting plate 703, the fixing plate 701 is an Contraband-shaped plate-shaped structure, the fixing plate 701 is fixed on one side of the machine tool 1, the middle part of the inner side of the fixing plate 701 is rotatably connected with the adjusting screw 702, the outer part of the adjusting screw 702 is connected with the lifting plate 703 through threads, a rotating hand wheel is arranged at the upper end of the adjusting screw 702, sixteen vertical guide rods which are slidably connected with the lifting plate 703 are symmetrically arranged on the inner side of the fixing plate 701, the sixteen vertical guide rods are symmetrically arranged in the fixing plate 701, a supporting column is arranged on each of the left side and the right side of the bottom end face of the lifting plate 703, a universal wheel is mounted at the lower end of each supporting column, and each supporting column is of a square columnar structure.

Referring to fig. 5, the heat release mechanism 6 includes a heat absorption pipe 601, a heat release tank 602, a circulating water pump 603 and a liquid feeding pipe 604, the heat absorption pipe 601 is disposed in a cavity at the upper part of the heat exchange tank 5, the heat release tank 602 is disposed in a cavity at the lower part of the heat exchange tank 5, the heat release tank 602 is integrally of a rectangular shell structure, the circulating water pump 603 mounted at the right end surface of the heat exchange tank 5 is connected between the heat release tank 602 and the heat absorption pipe 601 through a water pipe, the liquid feeding pipe 604 is connected to the upper part of the water pipe between the heat release tank 602 and the heat absorption pipe 601, the upper part of the liquid feeding pipe 604 is connected to a sealing cover through a screw thread, the outer peripheral surface of the sealing cover is provided with anti-slip stripes in an annular array shape, and heat transfer liquid is filled in the liquid feeding pipe 604, the heat absorption filling pipe 601 and the heat release tank 602.

Referring to fig. 5, six heat absorbing sheets are arranged on the outer circumferential surface of each pipe in the front-back direction of the heat absorbing pipe 601 in an annular array, and each heat absorbing sheet is in a strip-shaped sheet structure.

Referring to fig. 7, the blowing mechanism 8 includes a blowing cover 801 and a blower 802, the blowing cover 801 is fixed outside the lower opening of the rear end face of the heat exchange box 5, a blower 802 is installed in an air inlet cylinder at the rear end of the blowing cover 801, the blowing cover 801 is integrally of a hemispherical shell structure, the number of the blowing blades on the blower 802 is six, the blower 802 and the circulating water pump 603 are both electrically connected with the control box 9, the front end face of the blowing cover 801 is uniformly provided with blowing openings, and each blowing opening is of a round hole-shaped structure.

The embodiment of the utility model provides a steel numerical control cutting machine's implementation principle does:

firstly, a suction fan 403 is started through a control box 9, so that negative pressure is generated in a spring air pipe 402 and a suction hood 401, then a cutting gun is driven by a front moving member 2 and a rear moving member 2 and a left moving member 3 and a right moving member 3 to move and cut on a machine tool 1, then harmful gas generated in the cutting process is sucked into the spring air pipe 402 through the suction hood 401 and then is conveyed into an upper cavity of a heat exchange box body 5 through the spring air pipe 402, a heat absorption pipe 601 in the upper cavity of the heat exchange box body 5 is subjected to air blowing operation, so that heat transfer liquid in the heat absorption pipe 601 and the heat absorption pipe 601 is effectively heated, then the harmful gas is conveyed into waste gas treatment in a steel processing workshop through an exhaust pipe 502 on the upper rear side of the heat exchange box body 5 to be subjected to waste gas treatment, because the suction hood 401 is installed on the lower parts of the front end faces of the left moving member 3 and the right moving member 3, the air suction cover 401 can also move along with the cutting gun, so that harmful gas generated when the cutting gun cuts can be taken away at the first time, and the air suction effect of the air suction mechanism 4 on the numerical control cutting machine is greatly improved;

in winter, the blower 802 and the circulating water pump 603 can be started through the control box 9, so that heat transfer liquid heated in the heat absorption pipe 601 can flow into the heat release box 602, then the heat release box 602 releases heat to the heat release sheets on the upper end surface and the lower end surface, then outside air is brought into the cavity of the lower part of the heat exchange box body 5 through the blower 802, and then the heat on the heat release sheets on the upper end surface and the lower end surface of the heat release box 602 is blown forwards to the front of the machine tool 1, so that heating equipment such as a fan heater and the like does not need to be additionally arranged near the numerical control cutting machine in winter, the energy loss is effectively reduced, and the green energy conservation performance of the numerical control cutting machine is improved.

Example two:

referring to fig. 1, the difference between the second embodiment and the first embodiment is that the second embodiment includes a box door 10, the box door 10 is rotatably connected to the front side of the heat exchange box 5 in front of a cavity in the lower portion, when the box door 10 is in a closed state, the rear end surface of the box door 10 is in close contact with the lower portion of the front end surface of the heat exchange box 5, so that when the blowing mechanism 8 is not needed, the box door 10 can be closed, and the phenomenon that heat in the cavity in the lower portion of the heat exchange box 5 is released in summer and other seasons is effectively avoided.

Above is the preferred embodiment of the utility model, not limit according to this the utility model discloses a protection scope, the event: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a steel numerical control cutting machine, installs in steel workshop, its characterized in that: including lathe (1), moving member (2) around lathe (1) upper portion has through two slide rails slip, moving member (3) about moving member (2) upper portion has through the slide rail slip, it installs cutting torch to control moving member (3) front side, it is equipped with induced draft mechanism (4) to control moving member (3) front side to be located cutting torch upper portion, heat transfer box (5) are installed on front and back moving member (2) right side upper portion, heat transfer box (5) inside is equipped with heat release mechanism (6), both ends face all is equipped with a moving mechanism (7) around lathe (1), heat transfer box (5) rear end face lower part is equipped with blast mechanism (8), control box (9) are installed to heat transfer box (5) right-hand member face.

2. The numerical control steel cutting machine according to claim 1, characterized in that: induced draft mechanism (4) are including induced draft cover (401), spring tuber pipe (402), suction fan (403) and converge wind pipe fitting (404), terminal surface lower part before moving member (3) is installed about induced draft cover (401), and induced draft cover (401) is located cutting gun top position, induced draft cover (401) upper portion is equipped with three infundibulate air suction hopper, and three inlet scoop upper portion is connected with converge wind pipe fitting (404), it is connected with spring tuber pipe (402) through the tuber pipe to converge wind pipe fitting (404) upper portion, and spring tuber pipe (402) other end is connected with and installs suction fan (403) at heat transfer box (5) up end, suction fan (403) air outlet is linked together through tuber pipe and heat transfer box (5) inside.

3. The numerical control steel cutting machine according to claim 1, characterized in that: the heat exchange box body (5) comprises a sealing plate (501) and an exhaust pipe (502), a partition plate is arranged on the inner middle side of the heat exchange box body (5), the exhaust pipe (502) communicated with an upper cavity is connected to the upper portion of the rear end face of the heat exchange box body (5), the sealing plate (501) is fixed to the front side of the upper cavity on the front end face of the heat exchange box body (5), an air outlet of the exhaust pipe (502) is connected with an air inlet of a waste gas treatment device in a steel processing workshop, and a through hole communicated with a lower cavity of the heat exchange box body (5) is formed in the lower portion of the rear end face of the heat exchange box body (5).

4. The numerical control steel cutting machine according to claim 1, characterized in that: the heat release mechanism (6) comprises a heat absorption pipe (601), a heat release box (602), a circulating water pump (603) and a liquid adding pipe (604), wherein the heat absorption pipe (601) is arranged in a cavity at the upper part of the heat exchange box body (5), the heat release box (602) is arranged in a cavity at the lower part of the heat exchange box body (5), the circulating water pump (603) arranged on the right end surface of the heat exchange box body (5) is connected between the heat release box (602) and the heat absorption pipe (601) through a water pipe, the liquid adding pipe (604) is connected to the upper part of a water pipe between the heat release box (602) and the heat absorption pipe (601), the upper part of the liquid adding pipe (604) is connected with a sealing cover through threads, and heat transfer liquid is filled in the liquid adding pipe (604), the heat absorption pipe (601) and the heat release box (602).

5. The numerical control steel cutting machine according to claim 1, characterized in that: moving mechanism (7) are including fixed plate (701), adjusting screw (702) and lifter plate (703), fixed plate (701) are Contraband font platelike structure, and fixed plate (701) are fixed in lathe (1) a side, fixed plate (701) inboard middle part is rotated and is connected with an adjusting screw (702), and adjusting screw (702) outside has lifter plate (703) through threaded connection, fixed plate (701) inboard is the bilateral symmetry form and is equipped with the sixteen vertical guide arms with lifter plate (703) sliding connection, and lifter plate (703) bottom face left and right sides all is equipped with a support column, a universal wheel is all installed to every support column lower extreme.

6. The numerical control steel cutting machine according to claim 1, characterized in that: blowing mechanism (8) are including blowing cover (801) and hair-dryer (802), blowing cover (801) are fixed outside heat transfer box (5) rear end face lower part opening, and blow and install hair-dryer (802) in cover (801) rear end air inlet section of thick bamboo, and hair-dryer (802) and circulating water pump (603) all be ordinary electric connection with control box (9), and the preceding terminal surface of blowing cover (801) is even form and has seted up the mouth of blowing.

7. The numerical control steel cutting machine according to claim 4, characterized in that: the heat absorption pipes (601) are distributed in the upper cavity of the heat exchange box body (5) in a snake shape, and the upper end surface and the lower end surface of the heat release box (602) are uniformly provided with heat release sheets.

8. The numerical control steel cutting machine according to claim 4, characterized in that: six heat absorbing sheets are arranged on the outer peripheral surface of each pipe fitting in the front-back direction of the heat absorbing pipe (601) in an annular array shape.