CN112570759A

CN112570759A - Novel stainless steel section bar punches device convenient to punch

Info

Publication number: CN112570759A
Application number: CN202011336318.9A
Authority: CN
Inventors: 高永兴
Original assignee: Deqing County Xingaoling Stainless Steel Materials Co ltd
Current assignee: Deqing County Xingaoling Stainless Steel Materials Co ltd
Priority date: 2020-11-25
Filing date: 2020-11-25
Publication date: 2021-03-30
Anticipated expiration: 2040-11-25
Also published as: CN112570759B

Abstract

The invention discloses a novel stainless steel profile punching device convenient for punching, which relates to the field of profile punching and comprises a base, wherein a drilling adjusting part and a clamping part are arranged on the base, the drilling adjusting part comprises two supporting columns fixedly arranged on the top side of the base, and one side, close to each other, of the two supporting columns is fixedly provided with a same bar-shaped rod. According to the positioning device, when the drill bit needs to be moved to perform positioning drilling, the positioning rod is pulled to move out of one positioning groove, the positioning rod can be rotated to drive the rotating plate to rotate, the limiting rod is moved out of one limiting groove, the U-shaped sliding block can be moved to slide on the strip-shaped rod, the drill bit is moved to position the drilling position, when the drill bit is moved to a proper position, reverse operation is performed, the U-shaped sliding block is fixed, the drill bit is fixed, and therefore the drill bit can be moved to position the drilling position.

Description

Novel stainless steel section bar punches device convenient to punch

Technical Field

The invention relates to the field of section bar punching, in particular to a novel stainless steel section bar punching device convenient for punching.

Background

The stainless steel section is applied to engineering construction, and has good corrosion resistance based on stainless steel, so that the structural component can permanently keep the integrity of engineering design, and the chromium-containing stainless steel also integrates mechanical strength and high extensibility, is easy to process and manufacture components, and can meet the requirements of architects and structural designers. After the first practical application is successful, the stainless steel section has stainless steel angle steel, flat steel and square steel with standard specifications.

Stainless steel section bar is of a great variety, and use very extensively, under the general condition, most stainless steel section bars all need reprocess in engineering construction uses, wherein punching of stainless steel section bar is exactly the mode of a processing, traditional perforating device is at the in-process that punches, can not conveniently drill the location removal, can only the drill bit remove usually or only can wait to process the stainless steel section bar and remove, the convenient operation of portion, and when punching, do not protect, can cause harm to operating personnel, for this we provide a novel stainless steel section bar perforating device who is convenient for punch.

Disclosure of Invention

An object of this application is to provide a novel stainless steel section bar perforating device convenient to punch to solve the problem that provides in the above-mentioned background art.

In order to achieve the above purpose, the present application provides the following technical solutions: a novel stainless steel section punching device convenient for punching comprises a base, wherein a drilling adjusting part and a clamping part are installed on the base, the drilling adjusting part comprises two supporting columns fixedly installed on the top side of the base, the same bar-shaped rod is fixedly installed on one side, close to each other, of the two supporting columns, a U-shaped sliding block is movably sleeved on the bar-shaped rod, rectangular dismounting grooves are formed in the top side and the bottom side of the bar-shaped rod, a rectangular block matched with the two rectangular dismounting grooves is fixedly installed on one side of the U-shaped sliding block, a connecting block is fixedly installed on one side of the U-shaped sliding block, a square hole is formed in the top side of the connecting block, a moving rod is slidably installed in the square hole, the top end and the bottom end of the moving rod extend out of the square hole, a top plate is fixedly installed at the top end of the moving rod, and one end of a compression spring sleeved on the moving, the other end of the compression spring is fixedly arranged on the top side of the connecting block, the bottom side of the moving rod is fixedly provided with a bottom plate, an L-shaped plate is fixedly arranged on one side of the bottom plate, a rotating motor is fixedly arranged on the bottom side of the L-shaped plate, the output end of the rotating motor is fixedly connected with a drill rod through a coupler, the top side of the U-shaped sliding block is fixedly provided with a fixed shaft, the fixed shaft is movably sleeved with a rotating plate, the top side of the rotating plate is provided with a through hole, the top sides of the U-shaped sliding block and the strip-shaped rod are respectively provided with two positioning grooves and a plurality of limiting grooves, a positioning rod is arranged in the through hole in a sliding manner, the bottom end of the positioning rod penetrates through the through hole and extends into one positioning groove, the bottom side of rotating plate is fixed with the gag lever post, the bottom of gag lever post extends to one of them spacing inslot.

Borrow by above-mentioned structure, pulling the locating lever can make the locating lever shift out one of them constant head tank, can the swivelling positioning pole this moment, can drive the rotor plate and rotate, and then make the gag lever post shift out one of them spacing groove, can remove the U-shaped slider, make the U-shaped slider slide on the bar pole, and then make the drill bit move the location drilling position, when removing suitable position, reverse operation makes the U-shaped slider fixed, and then makes the drill bit fixed, thereby makes the rotation can move the regulation.

Preferably, a T-shaped groove is formed in the top side of the base, a T-shaped sliding block is slidably mounted in the T-shaped groove, the top end of the T-shaped sliding block extends to the outside of the T-shaped groove, a rectangular plate is fixedly mounted on the outside of the T-shaped groove, L-shaped blocks are fixedly mounted on two sides of the base, a threaded hole is formed in one side of the T-shaped sliding block, and a lead screw is mounted in the threaded hole.

Further, through the setting of lead screw for T shape slider can remove, and then makes the rectangular plate can remove.

Preferably, both ends of the screw rod extend to the outside of the threaded hole, one end of the screw rod is rotatably installed on one side of one of the L-shaped blocks, a rotating hole is formed in one side of the other L-shaped block, and the other end of the screw rod penetrates through the rotating hole and is fixedly provided with a cylindrical handle.

Further, through the setting of screw hole for the lead screw drives T shape slider and removes.

Preferably, the clamping part includes two piece of fixed mounting on the top side of rectangular plate, two the square hole has all been seted up to one side of piece, two equal slidable mounting has the slide bar in the square hole, two the both ends of slide bar extend to two respectively outside the square hole.

Further, through the arrangement of the two square holes, the two sliding rods can move.

Preferably, clamping plates are fixedly mounted at the ends, close to each other, of the two sliding rods, swing rods are rotatably mounted at the bottom sides of the two sliding rods, the bottom sides of the two swing rods are rotatably mounted on the top side of the rectangular plate, and a connecting rod is rotatably mounted at the top side of one swing rod and the bottom side of the other swing rod.

Furthermore, through the arrangement of the two swing rods, the connecting rod rotates to drive the two sliding rods to move.

Preferably, a round bar is rotatably mounted on the bottom side of one of the connecting rods, a round hole is formed in the top side of the other connecting rod, a moving groove is formed in the bottom side of the rectangular plate, and the bottom end of the round bar penetrates through the round hole and extends into the moving groove.

Further, through the arrangement of the moving groove, the round rod can move, and then the two connecting rods can rotate.

Preferably, the round bar is fixedly sleeved with an elastic plate, the top side of the rectangular plate is provided with a plurality of notches, the top side of the elastic plate is fixedly provided with a pull rod, and the bottom side of the pull rod penetrates through the elastic plate and extends into one of the notches.

Further, through the arrangement of the elastic plates, the pull rods can move into the corresponding notches.

Preferably, two equal fixed mounting in one side of support column has cylindrical quarter butt, two equal activity has cup jointed the rotary rod on the cylindrical quarter butt, two one side fixed mounting that the rotary rod is close to each other has same transparent protection casing.

Further, through the setting of transparent protection casing, can protect the operation when drilling.

Preferably, one side of one of the rotating rods is provided with a rectangular sliding hole, a sliding rod is arranged in the rectangular sliding hole in a sliding mode, two ends of the sliding rod extend out of the rectangular sliding hole, the sliding rod is fixedly sleeved with two circular sleeves, and the two circular sleeves are located on two sides of one of the rotating rods respectively.

Further, through the arrangement of the two circular sleeves, the sliding rod can move in the rectangular sliding hole and cannot be separated from the rectangular sliding hole.

Preferably, one side of one of the supporting columns is provided with a large arc-shaped groove, a rectangular groove matched with the rotating rod and a small arc-shaped groove.

Further, through the setting of rectangular channel and little arc wall, the rotary rod rotational position can be fixed, and then makes transparent protection casing position can be fixed.

In conclusion, the technical effects and advantages of the invention are as follows:

1. according to the positioning device, when the drill bit needs to be moved to position and drill holes, the positioning rod is pulled to move out of one positioning groove, the positioning rod can be rotated to drive the rotating plate to rotate, the limiting rod is moved out of one limiting groove, the U-shaped sliding block can be moved to slide on the strip-shaped rod, the drill bit is moved to position and drill the holes, when the drill bit is moved to a proper position, the U-shaped sliding block is fixed through reverse operation, the drill bit is fixed, and the drill bit can be moved to position and move;

2. according to the invention, when the section to be punched needs to be clamped, the pull rod is pulled to drive the pull rod to move out of one of the notches, the pull rod can be moved at the moment, the round rod can be driven to move in the moving groove, the two connecting rods can be driven to rotate, the two swing rods can be driven to rotate, so that the two sliding rods are driven to move close to each other, the section to be punched is clamped by the two clamping plates, when the section to be punched is moved to a proper clamping position, the operation is performed in a reverse direction, the pull rod is moved into the corresponding notch, and the section to be punched is clamped at the moment, so that the stainless steel section to;

3. according to the drilling machine, when a section to be drilled needs to be moved, the cylindrical handle is rotated to drive the rectangular plate to move in a direction perpendicular to the moving direction of the drill bit, so that the section to be drilled can move to position the drilling position, the cylindrical handle is stopped to rotate when the section to be drilled moves to a proper position, after the drilling position is moved and positioned in a direction perpendicular to the direction of the drill bit and the section to be drilled, the rotating motor can be started to press the top plate, the drill bit can descend to drill holes, after the drilling is completed, the top plate is loosened, the drill bit returns to the original position under the driving of the elastic force of the compression spring, and further the stainless steel section to be machined can also move to position and;

4. according to the invention, when drilling protection is required, the sliding rod can be moved at the moment so that the sliding rod moves out of the rectangular groove and the small arc-shaped groove, then the sliding rod is rotated to drive the two rotating rods to rotate, so that the transparent protective cover is driven to put down, when the two rotating rods rotate to the square positions, the transparent protective cover is placed, when the transparent protective cover needs to be folded, reverse operation can be carried out, so that the sliding rod rotates into the small arc-shaped groove, then the rectangular groove is moved to fix and fold the transparent protective cover, and further protection can be carried out on operators;

5. according to the invention, when the drilling mechanism needs to be disassembled, the operations are repeated, so that the limiting rod moves out of one limiting groove, the U-shaped sliding block can be moved at the moment, the U-shaped sliding block moves on the bar-shaped rod, when the U-shaped sliding block moves to one end of the bar-shaped rod, the two rectangular blocks on one side of the U-shaped sliding block correspond to the two rectangular disassembling grooves, and then the U-shaped sliding block is pulled, so that the U-shaped sliding block and the bar-shaped rod can be separated, the drilling mechanism is disassembled, when the drilling mechanism needs to be assembled, the drilling mechanism can be reversely operated, and the drilling mechanism is convenient to disassemble.

Drawings

Fig. 1 is a schematic perspective view of a first viewing angle in an embodiment of the present application;

FIG. 2 is a schematic perspective view of a second perspective view according to an embodiment of the present disclosure;

FIG. 3 is a schematic perspective view of a third perspective view according to an embodiment of the present disclosure;

FIG. 4 is a schematic perspective view of a fourth perspective view according to an embodiment of the present application;

FIG. 5 is a partially enlarged view of FIG. 1;

FIG. 6 is a partially enlarged view of FIG. 2;

FIG. 7 is an enlarged view of the structure at A in FIG. 4;

fig. 8 is an enlarged schematic structural view of a clamping mechanism in an embodiment of the present application.

In the figure: 1. a base; 2. a support pillar; 3. an L-shaped block; 301. a swing rod; 4. a rectangular plate; 401. supporting a block; 5. rotating the rod; 6. a transparent protective cover; 7. a bar-shaped rod; 8. a U-shaped slider; 801. a limiting groove; 802. a fixed shaft; 9. a travel bar; 10. a top plate; 11. a compression spring; 12. an L-shaped plate; 13. a rotating electric machine; 14. a base plate; 15. connecting blocks; 16. a screw rod; 17. a cylindrical handle; 18. a rectangular disassembly groove; 19. a T-shaped slot; 20. a T-shaped slider; 21. a large arc-shaped groove; 22. a rectangular groove; 23. a small arc-shaped groove; 24. a circular sleeve; 25. a slide bar; 26. a limiting rod; 27. a rotating plate; 28. positioning a groove; 29. positioning a rod; 30. a slide bar; 31. a pull rod; 32. an elastic plate; 33. a notch; 34. a round bar; 35. moving the groove; 36. a connecting rod.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Example (b): referring to fig. 1-8, a novel stainless steel section perforating device convenient for perforating comprises a base 1, a drilling adjusting part and a clamping part are installed on the base 1, the drilling adjusting part comprises two support columns 2 fixedly installed on the top side of the base 1, one side of the two support columns 2 close to each other is fixedly installed with a same bar-shaped rod 7, a U-shaped slider 8 is movably sleeved on the bar-shaped rod 7, rectangular dismounting grooves 18 are respectively formed on the top side and the bottom side of the bar-shaped rod 7, a rectangular block matched with the two rectangular dismounting grooves 18 is fixedly installed on one side of the U-shaped slider 8, a connecting block 15 is fixedly installed on one side of the U-shaped slider 8, a square hole is formed on the top side of the connecting block 15, a moving rod 9 is slidably installed in the square hole, the top end and the bottom end of the moving rod 9 both extend out of the square hole, a top end of the moving rod 9 is fixedly installed with a top plate 10, one end, the other end of the compression spring 11 is fixedly arranged on the top side of the connecting block 15, the bottom side of the moving rod 9 is fixedly provided with a bottom plate 14, one side of the bottom plate 14 is fixedly provided with an L-shaped plate 12, and the bottom side of the L-shaped plate 12 is fixedly provided with a rotating motor 13.

The output of rotating electrical machines 13 passes through shaft coupling fixedly connected with drilling rod, the top side fixed mounting of U-shaped slider 8 has fixed axle 802, rotor plate 27 has been cup jointed in the activity on the fixed axle 802, the through-hole has been seted up to rotor plate 27's top side, two constant head tanks 28 and a plurality of spacing groove 801 have been seted up respectively to the top side of U-shaped slider 8 and bar-shaped pole 7, slidable mounting has locating lever 29 in the through-hole, the bottom of locating lever 29 runs through the through-hole and extends to in one of them constant head tank 28, the bottom side fixed mounting of rotor plate 27 has gag lever post 26, the bottom of gag lever post 26 extends.

By means of the structure, the positioning rod 29 is pulled to move the positioning rod 29 out of one positioning groove 28, the positioning rod 29 can be rotated at the moment, the rotating plate 27 can be driven to rotate, the limiting rod 26 is further moved out of one limiting groove 801, the U-shaped sliding block 8 can be moved, the U-shaped sliding block 8 can slide on the bar-shaped rod 7, the drill bit is further moved to position the drilling position in a movable mode, when the drill bit is moved to a proper position, the U-shaped sliding block 8 is fixed through reverse operation, the drill bit is further fixed, and therefore the rotation can be movably adjusted.

As another preferred embodiment of the present embodiment, a T-shaped groove 19 is formed in the top side of the base 1, a T-shaped slider 20 is slidably mounted in the T-shaped groove 19, the top end of the T-shaped slider 20 extends out of the T-shaped groove 19 and is fixedly mounted with a rectangular plate 4, L-shaped blocks 3 are fixedly mounted on both sides of the base 1, a threaded hole is formed in one side of the T-shaped slider 20, and a lead screw 16 is mounted in the threaded hole; the T-shaped slider 20 and thus the rectangular plate 4 are made movable by the lead screw 16.

As another preferred embodiment of the present embodiment, both ends of the screw rod 16 extend out of the threaded holes, one end of the screw rod 16 is rotatably mounted on one side of one of the L-shaped blocks 3, one side of the other L-shaped block 3 is provided with a rotating hole, and the other end of the screw rod 16 penetrates through the rotating hole and is fixedly mounted with a cylindrical handle 17; the threaded hole allows the lead screw 16 to move the T-shaped slide 20.

As another preferred embodiment of the present embodiment, the clamping portion includes two supporting blocks 401 fixedly mounted on the top side of the rectangular plate 4, one side of each of the two supporting blocks 401 is provided with a square hole, the two sliding rods 30 are slidably mounted in the two square holes, and two ends of each of the two sliding rods 30 extend out of the two square holes respectively; the two square holes enable the two slide bars 30 to move.

As another preferred embodiment of the present embodiment, one ends of the two sliding rods 30 close to each other are fixedly provided with a clamping plate, the bottom sides of the two sliding rods 30 are each rotatably provided with a swing link 301, the bottom sides of the two swing links 301 are each rotatably provided on the top side of the rectangular plate 4, and the top side of one swing link 301 and the bottom side of the other swing link 301 are each rotatably provided with a connecting rod 36; the two swing links 301 make the connecting rod 36 rotate to drive the two sliding rods 30 to move.

As another preferred embodiment of the present embodiment, a round bar 34 is rotatably mounted on a bottom side of one of the connecting rods 36, a round hole is formed on a top side of the other connecting rod 36, a moving groove 35 is formed on a bottom side of the rectangular plate 4, and a bottom end of the round bar 34 penetrates through the round hole and extends into the moving groove 35; the slot 35 enables the round bar 34 to move and thus the two links 36 to rotate.

As another preferred embodiment of the present embodiment, an elastic plate 32 is fixedly sleeved on the round rod 34, a plurality of notches 33 are formed on the top side of the rectangular plate 4, a pull rod 31 is fixedly mounted on the top side of the elastic plate 32, and the bottom side of the pull rod 31 penetrates through the elastic plate 32 and extends into one of the notches 33; the elastic plate 32 enables the tie rods 31 to move into the respective notches 33.

As another preferred embodiment of the present embodiment, cylindrical short rods are fixedly mounted on one side of each of the two supporting columns 2, rotating rods 5 are movably sleeved on the two cylindrical short rods, and the same transparent protective cover 6 is fixedly mounted on the side where the two rotating rods 5 are close to each other; the transparent shield 6 is capable of shielding the operation while drilling.

As another preferred implementation manner of this embodiment, one side of one of the rotating rods 5 is provided with a rectangular sliding hole, a sliding rod 25 is slidably mounted in the rectangular sliding hole, two ends of the sliding rod 25 extend out of the rectangular sliding hole, two circular sleeves 24 are fixedly sleeved on the sliding rod 25, and the two circular sleeves 24 are respectively located at two sides of one of the rotating rods 5; the two circular sleeves 24 allow the slide rod 25 to move within the rectangular slide hole without disengaging from the rectangular slide hole.

As another preferred embodiment of the present embodiment, one side of one of the supporting columns 2 is provided with a large arc-shaped groove 21, a rectangular groove 22 matched with the rotating rod 5, and a small arc-shaped groove 23; the rotating positions of the rectangular slot 22 and the small arc-shaped slot 23 rotating the rod 5 can be fixed, thereby enabling the position of the transparent shield 6 to be fixed.

The working principle of the invention is as follows: when the section bar that waits to punch is pressed from both sides to needs the clamp, pulling pull rod 31, can drive pull rod 31 and shift out one of them notch 33, pull rod 31 can be moved this moment, can drive round bar 34 and remove in moving groove 35, and then can drive two connecting rods 36 and rotate, can drive two pendulum rods 301 and rotate, thereby drive two slide bars 30 and be close to the removal mutually, and then make two clamp plates press from both sides the section bar that waits to punch, when removing suitable tight position, reverse operation, make in pull rod 31 immigration corresponding notch 33, the section bar that waits to punch this moment is pressed from both sides tightly.

When the drill bit needs to be moved to perform positioning drilling, the positioning rod 29 is pulled to move the positioning rod 29 out of one positioning groove 28, the positioning rod 29 can be rotated at the moment, the rotating plate 27 can be driven to rotate, the limiting rod 26 is moved out of one limiting groove 801, the U-shaped sliding block 8 can be moved, the U-shaped sliding block 8 slides on the bar-shaped rod 7, the drill bit is moved to a positioning drilling position, when the drill bit is moved to a proper position, reverse operation is performed, the U-shaped sliding block 8 is fixed, and the drill bit is fixed.

When the section bar of waiting to punch is removed to needs, rotatory cylindrical handle 17, can drive lead screw 16 and rotate, lead screw 16 rotates and can drive T shape slider 20 and remove in T-slot 19, and then can drive the 4 perpendicular drill bit moving direction removals of rectangular plate, and then can make the section bar of waiting to punch remove and fix a position the drilling position, it can to stop rotatory cylindrical handle 17 when removing suitable position, behind the mutually perpendicular direction moving location drilling position through drill bit and the section bar of waiting to punch, can start rotating electrical machines 13, press roof 10, can make the drill bit descend and drill, after drilling is accomplished, loosen roof 10, under compression spring 11's elasticity drives, make the drill bit get back to original position.

When the protection of needs drilling, can remove slide bar 25 this moment for slide bar 25 shifts out rectangular channel 22 and little arc wall 23, rotatory slide bar 25 again, can drive two rotary rods 5 rotatory, and then drive transparent protection casing 6 and put down, transparent protection casing 6 places the completion when two rotary rods 5 rotate to the square position, when needing to pack up transparent protection casing 6, can the reverse operation, make in slide bar 25 rotates little arc wall 23, remove rectangular channel 22 again and make transparent protection casing 6 fixed and pack up.

When the drilling mechanism needs to be disassembled, the operation is repeated, the limiting rod 26 moves out of one limiting groove 801, the U-shaped sliding block 8 can be moved at the moment, the U-shaped sliding block 8 moves on the bar-shaped rod 7, when the U-shaped sliding block 8 moves to one end of the bar-shaped rod 7, the two rectangular blocks on one side of the U-shaped sliding block 8 correspond to the two rectangular disassembling grooves 18, the U-shaped sliding block 8 is pulled again, the U-shaped sliding block 8 can be separated from the bar-shaped rod 7, the drilling mechanism is disassembled, and when the drilling mechanism needs to be assembled, the reverse operation can be carried out.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a novel stainless steel section bar perforating device convenient to punch, includes base (1), its characterized in that: the drilling adjusting part comprises two supporting columns (2) fixedly mounted on the top side of the base (1), one side, close to each other, of the two supporting columns (2) is fixedly mounted with the same bar-shaped rod (7), the bar-shaped rod (7) is movably sleeved with a U-shaped sliding block (8), rectangular dismounting grooves (18) are formed in the top side and the bottom side of the bar-shaped rod (7), a rectangular block matched with the two rectangular dismounting grooves (18) is fixedly mounted on one side of the U-shaped sliding block (8), a connecting block (15) is fixedly mounted on one side of the U-shaped sliding block (8), a square hole is formed in the top side of the connecting block (15), a moving rod (9) is slidably mounted in the square hole, and the top end and the bottom end of the moving rod (9) extend out of the square hole, the top fixed mounting of carriage release lever (9) has roof (10), the bottom fixed mounting of roof (10) has cup jointed the one end of compression spring (11) on carriage release lever (9), the other end fixed mounting of compression spring (11) is in on the top side of connecting block (15), the bottom side fixed mounting of carriage release lever (9) has bottom plate (14), one side fixed mounting of bottom plate (14) has L shaped plate (12), the bottom side of L shaped plate (12) has set firmly rotating electrical machines (13), the output of rotating electrical machines (13) passes through shaft coupling fixedly connected with drilling rod, the top side fixed mounting of U-shaped slider (8) has fixed axle (802), the activity has cup jointed rotor plate (27) on fixed axle (802), the top side of rotor plate (27) has seted up the through-hole, U-shaped slider (8) with two constant head tanks (28) and a plurality of spacing groove (801) have been seted up respectively with the top side of bar (7) The positioning rod (29) is slidably mounted in the through hole, the bottom end of the positioning rod (29) penetrates through the through hole and extends into one of the positioning grooves (28), the limiting rod (26) is fixedly mounted at the bottom side of the rotating plate (27), and the bottom end of the limiting rod (26) extends into one of the limiting grooves (801).

2. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 1, wherein: t-shaped groove (19) have been seted up to the top side of base (1), slidable mounting has T shape slider (20) in T shape groove (19), the top of T shape slider (20) extends to outside and fixed mounting of T shape groove (19) has rectangular plate (4), the equal fixed mounting in both sides of base (1) has L shape piece (3), threaded hole has been seted up to one side of T shape slider (20), lead screw (16) are installed to the screw hole internal thread.

3. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 2, wherein: both ends of lead screw (16) all extend to outside the screw hole, the one end rotation mounting of lead screw (16) is in one of them on one side of L shape piece (3), another the rotatory hole has been seted up to one side of L shape piece (3), the other end of lead screw (16) runs through rotatory hole and fixed mounting has cylindrical handle (17).

4. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 1, wherein: clamping part includes two piece (401) of a fixed mounting in rectangular plate (4) top side, two the square hole has all been seted up to one side of piece (401), two equal slidable mounting has slide bar (30) in the square hole, two the both ends of slide bar (30) extend to two respectively outside the square hole.

5. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 4, wherein: clamping plates are fixedly mounted at one ends, close to each other, of the two sliding rods (30), swing rods (301) are rotatably mounted at the bottom sides of the two sliding rods (30), the bottom sides of the two swing rods (301) are rotatably mounted on the top side of the rectangular plate (4), and connecting rods (36) are rotatably mounted at the top side of one swing rod (301) and the bottom side of the other swing rod (301).

6. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 5, wherein: a round rod (34) is rotatably mounted at the bottom side of one of the connecting rods (36), a round hole is formed in the top side of the other connecting rod (36), a moving groove (35) is formed in the bottom side of the rectangular plate (4), and the bottom end of the round rod (34) penetrates through the round hole and extends into the moving groove (35).

7. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 6, wherein: the round bar (34) is fixedly sleeved with an elastic plate (32), the top side of the rectangular plate (4) is provided with a plurality of notches (33), the top side of the elastic plate (32) is fixedly provided with a pull rod (31), and the bottom side of the pull rod (31) penetrates through the elastic plate (32) and extends into one of the notches (33).

8. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 1, wherein: two equal fixed mounting in one side of support column (2) has cylindrical quarter butt, two rotary rod (5), two have been cup jointed in equal activity on the cylindrical quarter butt one side fixed mounting that rotary rod (5) are close to each other has same transparent protection casing (6).

9. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 8, wherein: one of them rectangle slide opening has been seted up to one side of rotary rod (5), slidable mounting has slide bar (25) in the rectangle slide opening, the both ends of slide bar (25) all extend to outside the rectangle slide opening, the fixed cover that has connect two circular cover (24) on slide bar (25), two circular cover (24) are located one of them respectively the both sides of rotary rod (5).

10. The novel stainless steel profile perforating device convenient for perforating as claimed in claim 1, wherein: one side of one of the supporting columns (2) is provided with a large arc-shaped groove (21), a rectangular groove (22) matched with the rotating rod (5) and a small arc-shaped groove (23).