CN219543325U - Hollow round pipe slitting device for building decoration - Google Patents

Abstract

The utility model relates to the field of building decoration, in particular to a hollow round tube slitting device for building decoration, which comprises a base, a mounting plate, a supporting plate, a transmission mechanism, a clamping mechanism, a slitting mechanism and the like, wherein the clamping mechanism is arranged on the base; the mounting plate is fixedly arranged at one end of the base, the supporting plate is fixedly arranged at the upper end of the mounting plate, the transmission mechanism is arranged on the mounting plate and the supporting plate, the clamping mechanism is arranged on the transmission mechanism and is positioned at the other end of the base, and the clamping mechanism is arranged on the transmission mechanism. According to the hollow round pipe cutting device, the transmission mechanism, the clamping mechanism and the clamping mechanism are matched, so that the hollow round pipe can be driven to rotate, the hollow round pipe can be clamped and limited, the position of the hollow round pipe is prevented from shifting, the hollow round pipe can be cut more smoothly, meanwhile, the hollow round pipe cutting device can meet the requirements of different cutting lengths of the hollow round pipe, and the hollow round pipe with different specifications can be cut.

Description

Hollow round pipe slitting device for building decoration

Technical Field

The utility model relates to the field of building decoration, in particular to a hollow round tube slitting device for building decoration.

Background

The hollow round tube is a hollow round light-weight thin-wall steel tube with an interface, and is mainly used in the fields of construction, machine manufacturing and the like. Because the hollow circular tube has longer length, the hollow circular tube needs to be cut into small sections with uniform length according to the use requirement before use. The pipe wall of hollow pipe is thinner, there is very big difference again in the specification of diameter size, traditional hollow pipe cuts equipment can only satisfy the demand of cutting of the hollow pipe of single diameter size, and the in-process that cuts needs constantly to change the spare part of cutting, the operation is comparatively loaded down with trivial details, current equipment is cut the processing back to hollow pipe simultaneously, the condition of deformation and burr appears in hollow pipe cross-section generally, this needs the demand again to reprocess the hollow pipe after cutting, unnecessary process has been added, the machining efficiency of hollow pipe has been reduced.

Disclosure of Invention

Aiming at the defects of the prior art, the utility model aims to provide the hollow round tube slitting device for building decoration, which can meet the requirements of different hollow round tube slitting lengths, can slit hollow round tubes with different specifications and sizes, and can ensure that the cross section of the slit hollow round tube is smoother.

The technical proposal is as follows: the utility model provides a hollow pipe cuts device for building decoration, includes base, mounting panel, layer board, drive mechanism, clamping mechanism, chucking mechanism and cuts the mechanism, the one end of base is fixed to the mounting panel, the upper end of mounting panel is fixed to be located to the layer board, drive mechanism locates on mounting panel and the layer board, clamping mechanism locates on the drive mechanism and is located the other end of base, chucking mechanism locates on the drive mechanism, cut on the mechanism locates the mounting panel.

Further, drive mechanism includes motor, sliding plate, fixing base, axis of rotation, band pulley and elastic belt, the motor is fixed to be located on the layer board, on the mounting panel was located to the sliding plate slidingtype, one side of sliding plate is fixed to the fixing base, the axis of rotation passes through the bearing and locates on the sliding plate and pass the middle part of fixing base, be equipped with the screw thread in the axis of rotation, one of them the band pulley is located on the output shaft of motor through the pivot, and another band pulley is fixed to be located the one end of axis of rotation, two be connected with elastic belt between the band pulley.

Further, clamping mechanism includes lifter plate, fixed plate, electric putter, arc pushing block, presss from both sides tight guide bar, presss from both sides tight seat and running wheel in clamp, the lower part of locating the sliding plate is fixed to the lifter plate, the one end of lifter plate is fixed to be equipped with two vertical fixed plates and has seted up the slide hole on one of them fixed plate, electric putter is fixed to the upside of locating the lifter plate, the flexible end that electric putter was fixed to be located to the arc pushing block and the arc pushing block is located the slide hole on one of them fixed plate, set up a guiding hole and press from both sides tight guide bar slidingtype on the lifter plate in the guiding hole, press from both sides tight pushing block fixed to locate the upper end of pressing from both sides tight guide bar and the arc pushing block can with press from both sides tight pushing block contact, two all rotations are equipped with the clamping frame on the fixed plate of locating the upper end of pressing from both sides tight pushing block, two both ends and all rotations are equipped with the running wheel on the central clamping frame.

Further, the other end of axis of rotation is located to chucking mechanism, chucking mechanism includes solid fixed ring, chucking board, compression spring and movable rod, gu the fixed other end of locating the axis of rotation of fixed ring, gu fixed ring is gone up slidingtype and is equipped with a plurality of movable rods, the fixed chucking board that is equipped with of one end of movable rod, be equipped with compression spring and movable rod pass compression spring between chucking board and the solid fixed ring.

Further, cut the mechanism and include dwang, drive gear, conducting bar, cut wheel and overrunning clutch, the dwang is rotationally located the upper end of mounting panel, fixedly be equipped with a plurality of conducting bars on the dwang, cut the wheel slidingtype and locate on a plurality of conducting bars, overrunning clutch is fixed to be located the one end of dwang, one of them drive gear and one of them band pulley coaxial arrangement, another drive gear is fixed to be located on the overrunning clutch, two drive gear intermeshing.

Further, still including the toggle mechanism, the toggle mechanism is located on sliding plate and the dwang, the toggle mechanism includes cam, poking rod and poking spring, the cam is fixed to be located on the dwang, the poking rod is fixed to be located the protruding end of the upper portion of sliding plate and cam and can be contacted with poking rod, be equipped with two poking springs between sliding plate and the mounting panel.

Further, the automatic cutting machine further comprises a moving mechanism, wherein the moving mechanism is arranged on one side of the mounting plate and comprises a moving rod, a cutting sleeve and a limiting rod, the moving rod is fixedly arranged on one side of the mounting plate, the cutting sleeve is sleeved on the moving rod in a sliding mode, and the limiting rod is fixedly arranged on the cutting sleeve and penetrates through the cutting wheel.

Further, the device comprises a pushing mechanism, wherein the pushing mechanism is arranged on the sliding plate and the rotating shaft, the pushing mechanism comprises a pushing wheel and a pushing guide rod, the pushing wheel is in threaded connection with the rotating shaft and can be in contact with the clamping plate, and a plurality of pushing guide rods are arranged on the sliding plate in a sliding mode, and one end of each pushing guide rod is fixedly connected with the pushing wheel.

The beneficial effects are as follows: according to the hollow circular tube cutting machine, the hollow circular tube is driven to rotate through the cooperation of the transmission mechanism, the clamping mechanism and the clamping mechanism, so that the hollow circular tube is conveniently cut, and the hollow circular tube can be clamped and limited to prevent the position of the hollow circular tube from shifting; the position of the slitting wheel can be adjusted by moving the clamping sleeve, so that different requirements of different hollow round tubes on slitting lengths can be better met; the clamping plate is extruded by the pushing wheel to move inwards to be in contact with the inner wall of the hollow circular tube, so that the clamping force to the hollow circular tube can be increased, the placing requirements of hollow circular tubes with different sizes can be met, and the hollow circular tubes with different sizes can be slit.

Drawings

Fig. 1 is a schematic perspective view of a first embodiment of the present utility model.

Fig. 2 is a schematic perspective view of a second embodiment of the present utility model.

Fig. 3 is a schematic perspective view of a third embodiment of the present utility model.

Fig. 4 is an enlarged perspective view of the present utility model at a.

Fig. 5 is a schematic perspective view of a fourth embodiment of the present utility model.

Fig. 6 is a schematic view of a partial perspective structure of the present utility model.

Part names and serial numbers in the figure: 1 base, 2 mounting plate, 3 supporting plate, 4 driving mechanism, 4-1 motor, 4-2 sliding plate, 4-3 fixing seat, 4-4 rotating shaft, 4-5 belt wheel, 4-6 elastic belt, 5 clamping mechanism, 5-1 lifting plate, 5-2 fixing plate, 5-3 electric push rod, 5-4 arc pushing block, 5-5 clamping pushing block, 5-6 clamping guide rod, 5-7 clamping frame, 5-8 center clamping seat, 5-9 movable wheel, 6 clamping mechanism, 6-1 fixed ring, 6-2 clamping plate, 6-3 compression spring, 6-4 movable rod, 7 cutting mechanism, 7-1 rotating rod, 7-2 driving gear, 7-3 guide bar, 7-4 cutting wheel, 8 cutting sleeve mechanism, 8-1 cam, 8-2 stirring rod, 8-3 stirring spring, 9 moving mechanism, 9-1 moving rod, 9-2, 9-3 limit rod, 10 pushing mechanism, 10-1 push wheel, 10-2 pushing guide rod, 11 overrunning clutch.

Detailed Description

The following detailed description of embodiments of the utility model is, therefore, to be taken in conjunction with the accompanying drawings, and it is to be understood that the scope of the utility model is not limited to the specific embodiments.

Throughout the specification and claims, unless explicitly stated otherwise, the term "comprise" or variations thereof such as "comprises" or "comprising", etc. will be understood to include the stated element or component without excluding other elements or components.

Examples: the utility model provides a hollow pipe cuts device for building decoration, as shown in fig. 1-6, including base 1, mounting panel 2, layer board 3, drive mechanism 4, clamping mechanism 5, chucking mechanism 6 and cut mechanism 7, the one end of base 1 is located to the mounting panel 2 is fixed, the upper end of mounting panel 2 is located to layer board 3 is fixed, drive mechanism 4 locates on mounting panel 2 and the layer board 3, a clamping mechanism 5 for playing clamping action to hollow pipe locates on drive mechanism 4 and is located the other end of base 1, chucking mechanism 6 that is applicable to the demand is placed to hollow pipe of equidimension is located on drive mechanism 4, a cutting mechanism 7 for cutting hollow pipe is located on mounting panel 2.

Specifically, the transmission mechanism 4 comprises a motor 4-1, a sliding plate 4-2, a fixed seat 4-3, a rotating shaft 4-4, belt wheels 4-5 and an elastic belt 4-6, wherein the motor 4-1 is fixedly arranged on the supporting plate 3, the sliding plate 4-2 is slidably arranged on the mounting plate 2 and is positioned above the base 1, the fixed seat 4-3 is fixedly arranged on one side of the sliding plate 4-2, the rotating shaft 4-4 is arranged on the sliding plate 4-2 through a bearing and penetrates through the middle part of the fixed seat 4-3, threads are arranged on the rotating shaft 4-4, one belt wheel 4-5 is arranged on an output shaft of the motor 4-1 through the rotating shaft, the other belt wheel 4-5 is fixedly arranged at one end, close to the supporting plate 3, of the rotating shaft 4-4, and the elastic belt 4-6 is connected between the two belt wheels 4-5.

Specifically, the clamping mechanism 5 comprises a lifting plate 5-1, a fixed plate 5-2, an electric push rod 5-3, an arc-shaped pushing block 5-4, a clamping pushing block 5-5, a clamping guide rod 5-6, a clamping frame 5-7, a central clamping seat 5-8 and a movable wheel 5-9, wherein the lifting plate 5-1 is fixedly arranged at the lower part of the sliding plate 4-2, one end of the lifting plate 5-1, far away from the sliding plate 4-2, is fixedly provided with two vertical fixed plates 5-2, one of the fixed plates 5-2 is provided with a sliding hole, the electric push rod 5-3 is fixedly arranged at the upper side of the lifting plate 5-1, the arc-shaped pushing block 5-4 is fixedly arranged at the telescopic end of the electric push rod 5-3, the arc-shaped pushing block 5-4 is positioned in the sliding hole on one of the fixed plates 5-2, the lifting plate 5-1 is provided with a guide hole, the clamping guide rod 5-6 is slidably arranged in the guide hole on the lifting plate 5-1, the clamping pushing block 5-5 is fixedly arranged at the upper end of the clamping guide rod 5-6, the arc pushing block 5-4 can be contacted with the clamping pushing block 5-5, the arc pushing block 5-4 can extrude the clamping pushing block 5-5 to move upwards, the two fixing plates 5-2 are rotatably provided with clamping frames 5-7, the central clamping seat 5-8 is fixedly arranged at the upper end of the clamping pushing block 5-5, the upper end and the lower end of the two clamping frames 5-7 and the central clamping seat 5-8 are rotatably provided with movable wheels 5-9, the clamping pushing blocks 5-5 are in contact with movable wheels 5-9 arranged at the lower ends of the two clamping frames 5-7, the movable wheels 5-9 on the central clamping seat 5-8 can support hollow round tubes, and the movable wheels 5-9 at the upper ends of the two clamping frames 5-7 can clamp the hollow round tubes.

Specifically, the clamping mechanism 6 is arranged at the other end of the rotating shaft 4-4, the clamping mechanism 6 comprises a fixed ring 6-1, clamping plates 6-2, a compression spring 6-3 and a movable rod 6-4, the fixed ring 6-1 is fixedly arranged at one end of the rotating shaft 4-4, which is far away from the sliding plate 4-2, eight movable rods 6-4 are slidably arranged on the fixed ring 6-1, the clamping plates 6-2 are fixedly arranged at one end of the movable rod 6-4, the clamping plates 6-2 can not only clamp the inner walls of hollow round tubes with different sizes, but also can adapt to the placing requirements of the hollow round tubes with different sizes, and the compression spring 6-3 is arranged between the clamping plates 6-2 and the fixed ring 6-1, and the movable rods 6-4 penetrate through the compression spring 6-3.

Specifically, the slitting mechanism 7 comprises a rotating rod 7-1, a transmission gear 7-2, guide bars 7-3, slitting wheels 7-4 and an overrunning clutch 11, wherein the rotating rod 7-1 is rotationally arranged at the upper end of the mounting plate 2 and is positioned above the rotating shaft 4-4, three guide bars 7-3 are fixedly arranged on the rotating rod 7-1, the slitting wheels 7-4 are slidably arranged on the three guide bars 7-3, the positions of the slitting wheels 7-4 on the rotating rod 7-1 are adjustable, the slitting wheels 7-4 can meet different requirements of slitting lengths of hollow round tubes, the overrunning clutch 11 is fixedly arranged at one end of the rotating rod 7-1 close to the motor 4-1, one transmission gear 7-2 is coaxially arranged with one belt wheel 4-5, the other transmission gear 7-2 is fixedly arranged on the overrunning clutch 11, and the two transmission gears 7-2 are mutually meshed.

Specifically, the device further comprises a toggle mechanism 8 for driving the sliding plate 4-2 to move up and down, the toggle mechanism 8 is arranged on the sliding plate 4-2 and the rotating rod 7-1, the toggle mechanism 8 comprises a cam 8-1, a toggle rod 8-2 and a toggle spring 8-3, the cam 8-1 is fixedly arranged on the rotating rod 7-1 and positioned between the mounting plate 2 and the overrunning clutch 11, the toggle rod 8-2 is fixedly arranged on the upper portion of the sliding plate 4-2, the convex end of the cam 8-1 can be in contact with the toggle rod 8-2, the cam 8-1 and the toggle rod 8-2 are matched to drive the sliding plate 4-2 to move downwards, and two toggle springs 8-3 are arranged between the sliding plate 4-2 and the mounting plate 2.

Specifically, the automatic cutting machine further comprises a moving mechanism 9 for assisting the cutting wheel 7-4 in position adjustment, the moving mechanism 9 is arranged on one side of the mounting plate 2, the moving mechanism 9 comprises a moving rod 9-1, a cutting sleeve 9-2 and a limiting rod 9-3, the moving rod 9-1 is fixedly arranged on one side, close to the rotating rod 7-1, of the mounting plate 2, the cutting sleeve 9-2 is sleeved on the moving rod 9-1 in a sliding mode, the limiting rod 9-3 is fixedly arranged on the cutting sleeve 9-2, the limiting rod 9-3 penetrates through the cutting wheel 7-4, the limiting rod 9-3 can play a limiting role on the cutting wheel 7-4, the cutting wheel 7-4 is placed to move at will on the rotating rod 7-1, and the cutting sleeve 9-2 can drive the cutting wheel 7-4 to move left and right through the limiting rod 9-3, so that the position of the cutting wheel 7-4 can be adjusted.

Specifically, the pushing mechanism 10 for opening the eight clamping plates 6-2 is further included, the pushing mechanism 10 is arranged on the sliding plate 4-2 and the rotating shaft 4-4, the pushing mechanism 10 comprises a pushing wheel 10-1 and a pushing guide rod 10-2, the pushing wheel 10-1 is in threaded connection with the rotating shaft 4-4 and can be in contact with the clamping plates 6-2, three pushing guide rods 10-2 are arranged on the sliding plate 4-2 in a sliding mode, and one end of the pushing guide rod 10-2 is fixedly connected with the pushing wheel 10-1.

The application process comprises the following steps: the worker firstly places the hollow round tube on the clamping plate 6-2, one end of the hollow round tube is positioned in the fixed seat 4-3, the clamping plate 6-2 can play a role in supporting the whole hollow round tube, then the worker starts the telescopic end of the electric push rod 5-3 to stretch forwards, the telescopic end of the electric push rod 5-3 can push the arc push block 5-4 to move forwards, the arc push block 5-4 can squeeze the clamping push block 5-5 to move upwards, the clamping push block 5-5 can drive the central clamping seat 5-8 to move upwards, at the moment, the movable wheel 5-9 positioned on the central clamping seat 5-8 can jack up the other end of the hollow round tube, and the movable wheel 5-9 positioned at the upper ends of the two clamping frames 5-7 can move inwards to be in contact with the hollow round tube.

The worker starts the motor 4-1 to rotate clockwise, the motor 4-1 drives the rotating shaft 4-4 to rotate clockwise through the two belt wheels 4-5 and the elastic belt 4-6, and the rotating shaft 4-4 drives the hollow round tube to rotate clockwise through the clamping mechanism 6, and as the movable wheels 5-9 at the upper ends of the two clamping frames 5-7 can clamp and limit the hollow round tube in the rotating process of the hollow round tube, the position of the hollow round tube can be prevented from being deviated; the motor 4-1 drives the rotating rod 7-1 and the slitting wheel 7-4 to rotate anticlockwise through the two transmission gears 7-2, and at the moment, the slitting wheel 7-4 can slit the hollow round hole. The rotating shaft 4-4 rotates clockwise to drive the driving wheel 10-1 to move leftwards, the driving wheel 10-1 can prop the eight clamping plates 6-2 open to be in contact with the inner wall of the hollow round tube, so that the clamping force of the hollow round tube in the slitting process can be increased, the cross section of the hollow round tube after being slit can be smoother, and the hollow round tube slitting machine can adapt to the placement requirements of hollow round tubes with different sizes.

Because the workman promotes cutting ferrule 9-2 and just can drive gag lever post 9-3 and cut round 7-4 and control the removal, so the workman can be before carrying out the operation of cutting to cut round 7-4's position on dwang 7-1 and adjust for the round 7-4 of cutting after the adjustment can satisfy the different requirements of different hollow round holes to cutting length better, and gag lever post 9-3 can play spacing effect to cutting round 7-4, prevents that cutting round 7-4 from moving at will on dwang 7-1 when carrying out the cutting operation, avoids causing the benefit to influence to the processing of cutting of hollow pipe.

The rotating rod 7-1 can drive the cam 8-1 to rotate anticlockwise, when the hollow round tube completes the slitting operation, the convex end of the cam 8-1 directly extrudes the poking rod 8-2 to move downwards, the poking rod 8-2 can drive the sliding plate 4-2 to move downwards, the sliding plate 4-2 can drive the rotating shaft 4-4, the clamping mechanism 5 and the clamping mechanism 6 to move downwards, and the hollow round tube can be separated from the slitting wheel 7-4. The worker firstly closes the motor 4-1 and starts the telescopic end of the electric push rod 5-3 to retract backwards, at this time, the worker can take down the cut hollow round tube and place the next hollow round tube to be cut into the clamping plate 6-2.

When the toggle spring 8-3 drives the sliding plate 4-2 to move upwards for resetting, a worker starts the motor 4-1 to rotate anticlockwise, at the moment, the rotating rod 7-1 does not drive the slitting wheel 7-4 to rotate under the action of the overrunning clutch 11, the motor 4-1 drives the rotating shaft 4-4 to rotate anticlockwise through the two belt wheels 4-5 and the elastic belt 4-6, and the rotating shaft 4-4 drives the driving wheel 10-1 to move rightwards for resetting. The worker starts the motor 4-1 again to rotate clockwise and repeats the above operation, and the slitting wheel 7-4 performs the slitting operation on the next segment of the hollow circular tube. After the slitting process of all the hollow round tubes is completed, the worker turns off the motor 4-1 and the electric push rod 5-3.

The foregoing descriptions of specific exemplary embodiments of the present utility model are presented for purposes of illustration and description. It is not intended to limit the utility model to the precise form disclosed, and obviously many modifications and variations are possible in light of the above teaching. The exemplary embodiments were chosen and described in order to explain the specific principles of the utility model and its practical application to thereby enable one skilled in the art to make and utilize the utility model in various exemplary embodiments and with various modifications as are suited to the particular use contemplated. It is intended that the scope of the utility model be defined by the claims and their equivalents.

Claims (8)

1. Hollow pipe cuts device for building decoration, its characterized in that: the automatic cutting machine comprises a base, a mounting plate, a supporting plate, a transmission mechanism, a clamping mechanism and a cutting mechanism, wherein the mounting plate is fixedly arranged at one end of the base, the supporting plate is fixedly arranged at the upper end of the mounting plate, the transmission mechanism is arranged on the mounting plate and the supporting plate, the clamping mechanism is arranged on the transmission mechanism and is positioned at the other end of the base, the clamping mechanism is arranged on the transmission mechanism, and the cutting mechanism is arranged on the mounting plate.

2. The hollow round tube slitting apparatus for building decoration according to claim 1, wherein: the transmission mechanism comprises a motor, a sliding plate, a fixed seat, a rotating shaft, a belt wheel and an elastic belt, wherein the motor is fixedly arranged on the supporting plate, the sliding plate is arranged on the mounting plate in a sliding mode, the fixed seat is fixedly arranged on one side of the sliding plate, the rotating shaft is arranged on the sliding plate through a bearing and penetrates through the middle of the fixed seat, threads are arranged on the rotating shaft, one belt wheel is arranged on an output shaft of the motor through the rotating shaft, the other belt wheel is fixedly arranged at one end of the rotating shaft, and the other belt wheel is connected with the elastic belt.

3. The hollow round tube slitting device for building decoration according to claim 2, wherein: the clamping mechanism comprises a lifting plate, a fixed plate, an electric push rod, an arc pushing block, a clamping guide rod, a clamping frame, a central clamping seat and a movable wheel, wherein the lifting plate is fixedly arranged at the lower part of the sliding plate, two vertical fixed plates and one fixed plate are fixedly provided with sliding holes, the electric push rod is fixedly arranged at the upper side of the lifting plate, the arc pushing block is fixedly arranged at the telescopic end of the electric push rod and is positioned in the sliding hole of one fixed plate, the lifting plate is provided with a guide hole and the clamping guide rod is slidably arranged in the guide hole of the lifting plate, the clamping pushing block is fixedly arranged at the upper end of the clamping guide rod and can be in contact with the clamping pushing block, the clamping frame is rotatably arranged on the fixed plate, the central clamping seat is fixedly arranged at the upper end of the clamping pushing block, and the movable wheel is rotatably arranged at the upper end and the lower end of the clamping frame and the central clamping seat, and the clamping pushing block is in contact with the movable wheel arranged at the lower end of the clamping frame.

4. The hollow round tube slitting device for building decoration according to claim 2, wherein: the clamping mechanism is arranged at the other end of the rotating shaft and comprises a fixed ring, clamping plates, a compression spring and a movable rod, the fixed ring is fixedly arranged at the other end of the rotating shaft, a plurality of movable rods are slidably arranged on the fixed ring, the clamping plates are fixedly arranged at one end of the movable rod, and the compression spring and the movable rod penetrate through the compression spring.

5. The hollow round tube slitting device for building decoration according to claim 2, wherein: the slitting mechanism comprises a rotating rod, a transmission gear, guide bars, slitting wheels and an overrunning clutch, wherein the rotating rod is rotationally arranged at the upper end of the mounting plate, a plurality of guide bars are fixedly arranged on the rotating rod, the slitting wheels are slidably arranged on the guide bars, the overrunning clutch is fixedly arranged at one end of the rotating rod, one of the transmission gears is coaxially arranged with one of the belt pulleys, the other transmission gear is fixedly arranged on the overrunning clutch, and the transmission gears are meshed with each other.

6. The hollow round tube slitting apparatus for building decoration as set forth in claim 5, wherein: still including the toggle mechanism, the toggle mechanism is located on sliding plate and the dwang, the toggle mechanism includes cam, poking rod and poking spring, the cam is fixed to be located on the dwang, poking rod is fixed to be located the upper portion of sliding plate and the protruding end of cam can with poking rod contact, be equipped with two poking springs between sliding plate and the mounting panel.

7. The hollow round tube slitting apparatus for building decoration as set forth in claim 5, wherein: the cutting machine is characterized by further comprising a moving mechanism, wherein the moving mechanism is arranged on one side of the mounting plate and comprises a moving rod, a cutting sleeve and a limiting rod, the moving rod is fixedly arranged on one side of the mounting plate, the cutting sleeve is sleeved on the moving rod in a sliding mode, and the limiting rod is fixedly arranged on the cutting sleeve and penetrates through the cutting wheel.

8. The hollow round tube slitting apparatus for building decoration as set forth in claim 4, wherein: the device comprises a sliding plate, a rotating shaft, a pushing mechanism, a plurality of pushing guide rods, a clamping plate and a driving wheel.