CN211868245U - Automatic glass tube cutting machine - Google Patents

Abstract

The utility model discloses an automatic glass tube cutting machine, which comprises a frame. A placing plate, a cutting device and a breaking device are arranged in sequence on the frame. The cutting device and the breaking device are arranged correspondingly. A sliding rail, the first sliding rail is arranged on the frame, and a pushing device is slidably connected to the sliding rail, the pushing device is arranged corresponding to the placing plate, and the cutting device is correspondingly arranged on one side of the placing plate. The advantages of the utility model: the device can place a group of glass tubes on the placing plate, push a group of glass tubes to the cutting device through the pushing device, and compress a group of glass tubes through the pressing device before cutting by the cutting device. , and then cut a group of glass tubes. After cutting, the cut glass tubes are broken by the glass tube breaking device, and the broken glass tubes are unloaded through the transverse conveying device. Fully automatic cutting, breaking and blanking improves the production efficiency of glass tubes.

Description

Automatic glass tube cutting machine

technical field

The utility model relates to the technical field of glass tube production equipment, in particular to an automatic glass tube cutting machine.

Background technique

In social production and life, glass tubes are widely used in various fields such as electric light sources, semiconductors, optical communications, military industry, metallurgy, building materials, chemistry, machinery, electricity, and environmental protection. In the process, it is usually necessary to cut a long glass tube into a certain length according to the specified requirements. In the prior art, people usually use a glass knife to manually cut the glass tube manually. The glass tube is broken due to excessive cutting pressure, which not only wastes materials, but also may cause operator injury to the hands. The manual cutting method is not only inefficient, but also the glass tube needs to be manually broken after manual cutting, and the process is complicated. Low degree of automation leads to low work efficiency.

Utility model content

The purpose of the utility model is to propose a fully automatic glass tube cutting machine in order to solve the shortcomings existing in the prior art.

In order to achieve the above-mentioned purpose, the utility model adopts the following technical solutions:

A fully automatic glass tube cutting machine, including a frame, a placing plate, a cutting device and a breaking device are arranged in sequence on the frame, the cutting device is arranged corresponding to the breaking device, and first slide rails are arranged on both sides of the placing plate , the first sliding rail is arranged on the frame, the first sliding rail is slidably connected to a pushing device, the pushing device is arranged corresponding to the placing plate, and the cutting device is correspondingly arranged on one side of the placing plate;

The cutting device includes a bracket, the bracket is connected to the frame, the bracket is slidably connected to a moving plate, the moving plate is connected to a flat plate, a first driving device for driving the moving plate is arranged on the flat plate, and the moving plate is The side of the board is slidably connected to the knife box, and the cutting knife is connected to the lower part of the knife box, and the cutting knife is correspondingly arranged above one side of the placing board;

The breaking device includes two fixing frames, both of which are connected to the frame, a turret is rotatably connected between the two fixing frames, a breaking pressure plate is connected to the turret, and the breaking pressure plate is correspondingly arranged. Above one side of the placing plate, a first driving member is further arranged between the two fixing frames, the first driving member is connected to the side of the frame, and the first driving member is used for drivingly connecting the turret .

The pushing device includes a sliding frame, a second driving device is arranged on the sliding frame, the second driving device is used to drive the sliding frame, a second driving member is arranged on the sliding frame, and the second driving member drives the connection pressing plate, the pressing plate set above the placement plate.

Preferably, a transverse conveying device is arranged on the frame, the transverse conveying device is correspondingly arranged on one side of the placing plate, and a third driving device is arranged in the frame, and the third driving device drives the transverse conveying through a belt pulley The conveying direction of the transverse conveying device is perpendicular to the pushing direction of the pushing device.

Preferably, the first driving device includes a first motor, the output shaft of the first motor passes downward through the flat plate, the output shaft of the first motor is connected with a first gear, and the first gear meshes with the first gear. A strip is attached to the bracket.

Preferably, a sliding block is connected to the side of the knife box, a second sliding rail is connected to the side of the moving plate, and the sliding block is slidably connected to the second sliding rail. The adjustment mechanism for the height of the slider.

Preferably, the rotating frame includes two rotating rods, one end between the two rotating rods is connected to the connecting plate, and the other end is connected to the breaking pressure plate, the first driving member drives the connecting connecting plate, and the two rotating rods are connected to the connecting plate at the other end. The opposite sides of the rod are connected with rotating shafts, each transmission shaft is inserted into a bearing seat, and each bearing seat is connected with the corresponding fixing frame.

Preferably, the sliding frame includes a support plate, the second drive member is connected to the support plate, L-shaped plates are connected to both ends of the support plate, and rail sliders are connected to the bottom of each L-shaped plate. The sliding blocks are slidably connected on the corresponding first sliding rails, and the second driving device is arranged on the horizontal plane of one of the L-shaped plates.

Preferably, a vertical plate is connected below the support plate, and a push plate is connected below the side surface of the vertical plate, and the push plate is used to push the glass tube.

Preferably, the second driving device includes a second motor, the output shaft of the second motor passes downward through the corresponding horizontal plane of the L-shaped plate, and the output shaft of the second motor is connected with a second gear, which is connected with the second motor. A second rack in gear engagement is connected to the frame.

Preferably, a pressing device is further provided on the frame, the pressing device is correspondingly arranged on one side of the placing plate, the pressing device includes two bottom plates, and the two bottom plates are respectively arranged on the side of the placing plate. On both sides, a column is connected above each bottom plate, a first top plate is connected between the two columns, a third driving member is connected to the first top plate, and the third driving member is drivingly connected to the upper pressing plate, and between the two bottom plates A lower pressing plate is also connected therebetween, and the lower pressing plate is arranged below the upper pressing plate.

Preferably, a support plate is further arranged above each of the bottom plates, a cutting platform shaft is connected between the two support plates, and the upper arc surface of the cutting platform shaft is flush with the upper side surface of the lower pressing plate, and the cutting The platform axis is arranged below the cutting knife.

The advantage of the utility model is that the automatic glass tube cutting machine provided by the utility model can place a group of glass pipes on the placing plate, and push the group of glass pipes to the cutting device through the pushing device. Before the cutting device cuts, A group of glass tubes is compressed by a pressing device, and then a group of glass tubes is cut. After cutting, the cut glass tubes are broken by a glass tube breaking device, and the broken glass tubes are unloaded through a transverse conveying device. The device realizes automatic cutting, breaking and unloading of multiple glass tubes at the same time, and improves the production efficiency of the glass tubes.

Description of drawings

Fig. 1 is the principle structure schematic diagram of the automatic glass tube cutting machine provided by the utility model;

Fig. 2 is the structural representation of cutting device;

Fig. 3 is the enlarged view of A part of Fig. 2;

Fig. 4 is the structural representation of breaking device;

Fig. 5 is the structural representation of pushing device;

FIG. 6 is a schematic view of the structure of the pressing device.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present invention, and are not intended to limit the present invention.

As shown in FIG. 1 , the fully automatic glass tube cutting machine provided by the present invention includes a frame 1, and a plate 2 is placed on the frame 1 by welding a corner plate. The placement plate 2 is used for placing glass tubes. The placement plate 2 can be Flat plate, arc-shaped plate and wave-shaped plate, in this embodiment, the placing plate 2 adopts a flat plate, and a row of glass tubes is placed on the placing plate 2 .

The first sliding rails 5 are welded on both sides of the placing plate 2 , the first sliding rails 5 are arranged in parallel with the placing plate 2 , the first sliding rails 5 are arranged on the frame 1 , and are slidably connected on the first sliding rails 5 A pushing device 6 is provided corresponding to the placing plate 2 .

As shown in FIG. 5 , the pushing device 6 includes a sliding frame 6.1, and the sliding frame 6.1 includes a supporting plate 6.4. L-shaped plates 6.5 are welded on both ends of the supporting plate 6.4, and L-shaped plates 6.5 are welded under each L-shaped plate 6.5. Weld the guide rail slider 6.6, the guide rail slider 6.6 is slidably connected on the corresponding first slide rail 5, and the second drive device is arranged on the horizontal plane of one of the L-shaped plates 6.5, and the second drive device can be a worm gear and worm. Transmission, screw and nut transmission, belt pulley transmission or rack and pinion transmission, etc., in this embodiment, it is preferably a rack and pinion transmission, that is, the second driving device includes a second motor 6.9, and the second motor 6.9 is fixed on the On the horizontal plane of one of the L-shaped plates 6.5, the output shaft of the second motor 6.9 passes downward through the horizontal plane of the corresponding L-shaped plate 6.5, and a second gear is welded on the output shaft of the second motor 6.9, which is connected with the second gear. The second gear rack 6.10 meshed with gears is welded on the frame 1, and the second gear is driven to rotate by the second motor 6.9, and the second gear meshes with the second rack 6.10, thereby driving the sliding frame 6.1 on the first slide rail. 5 swipe up.

A second driving member 6.2 is connected to the support plate 6.4. The second driving member 6.2 can be an air cylinder or an oil cylinder. In this embodiment, the second driving member 6.2 is a second air cylinder. The second air cylinder is arranged vertically downward. Part 6.2 is fixed on the cylinder base by bolts, the cylinder base is welded on the support plate 6.4, and the pressure plate 6.3 is connected to the piston rod of the second driving part 6.2, and the pressure plate 6.3 is used to compress the glass tube. The side of the pressure plate 6.3 is bolted to the rubber pressure strip 6.14.

In this embodiment, the guide plate 6.11 is fixed by bolts on the side of the support plate 6.4, and two guide plates 6.11 are provided on the guide plate 6.11 so that the second driving member 6.2 can drive the pressure plate 6.3 to move up and down more smoothly. A guide hole is inserted into each guide hole, the lower ends of the two guide shafts are welded above the pressing plate 6.3, and the upper ends of the two guide shafts are welded to the second top plate 6.12, which is welded on the second top plate 6.12 The piston rod of the second driving member 6.2 is sleeved with a first guide sleeve 6.13 on each guide shaft, and the first guide sleeve 6.13 is arranged between the guide plate 6.10 and the second top plate 6.1.

A vertical plate 6.7 is welded under the support plate 6.4, and a push plate 6.8 is welded under the side surface of the vertical plate 6.7, and the push plate 6.8 is used to push the glass tube.

As shown in FIGS. 1 and 2 , a cutting device 3 and a breaking device 4 are also provided on the frame 1, the cutting device 3 is correspondingly arranged with the breaking device 4, and the cutting device 3 is correspondingly arranged on one side of the placing plate 2. Device 3, the cutting device 3 includes a bracket 3.1, the bracket 3.1 is existing, that is, it includes two beam fixing plates 3.11, and the two beam fixing plates 3.11 are respectively fixed on both sides of the frame 1 by bolts. Weld the cross beam 3.12 between the fixed plates 3.11, and weld two third slide rails 3.13 on the side of the cross beam 3.12, on each third slide rail 3.13 are slidingly connected with the third slide rail slider 3.14, on the two third slide rails A moving plate 3.2 is welded to the side of the slider 3.14, a flat plate 3.3 is welded on the moving plate 3.2, and a first driving device for driving the moving plate 3.2 is arranged on the flat plate 3.3.

The first driving device can adopt various modes such as worm gear drive, screw nut drive, belt pulley drive, or rack and pinion drive. In this embodiment, it is preferably a rack and pinion drive, that is, the first drive device includes a first motor. 3.5, the first motor 3.5 is fixed on the flat plate 3.3 by bolts, the output shaft of the first motor 3.5 passes downward through the flat plate 3.3, the first gear 3.6 is welded on the output shaft of the first motor 3.5, and the first gear 3.6 The meshed first rack plate 3.7 is welded to the beam 3.12.

Slide and connect the knife box 3.4 on the side of the moving plate 3.2, weld the slider 3.8 on the side of the knife box 3.4, weld the second slide rail 3.9 on the side of the moving plate 3.2, and slide on the second slide rail 3.9 to connect the The slider 3.8 is provided with an adjustment mechanism 3.10 for adjusting the height of the slider 3.8 on the flat plate 3.3. The adjustment mechanism 3.10 can be driven by a cylinder, an oil cylinder or a threaded screw hole. In this embodiment, the adjustment mechanism 10 The transmission mode of threaded screw holes is adopted, as shown in Figure 3, that is, the adjustment mechanism 3.10 includes an adjustment screw 3.15, a knob 3.16 is welded on the upper end of the adjustment screw 3.15, and a screw hole threaded with the adjustment screw 3.15 is provided on the slider 3.8, The limit plate 3.17 is welded on the flat plate 3.3, and the limit plate 3.17 is provided with a through hole for passing through the adjustment screw 3.15. The knob 3.16 drives the adjustment screw 3.15 to rotate, and the adjustment screw 3.15 drives the slider 3.8 to move, thereby adjusting the knife box 3.4 height.

A cutting knife 7 is connected below the knife box 3.4. The cutting knife 7 is correspondingly arranged above one side of the placing plate 2. The first motor 3.5 can drive the first gear 3.6 to rotate, and the first gear 3.6 and the first rack plate 3.7 is engaged, thereby driving the cutting knife 7 to move and cut.

As shown in FIG. 4 , the breaking device 4 includes two fixing frames 4.1, both of which are welded on the frame 1, and a rotating frame 4.2 is rotatably connected between the two fixing frames 4.1. The turret 4.2 includes two rotating rods 4.5. One end of the two rotating rods 4.5 is welded with a connecting plate 4.6, and the other end is welded and broken off the pressure plate 4.3. The rotating rod 4.5 is a telescopic rod, and the length can be adjusted through the telescopic rod, which is easy to break. Press plate 4.3 to break the glass tube.

A first driving member 4.4 is also arranged between the two fixing frames 4.1. The first driving member 4.4 can be a cylinder or an oil cylinder. In this embodiment, the first driving member 4.4 is a first cylinder, and the first cylinder is welded by the cylinder seat. On the frame 1, the piston rod of the first driving member 4.4 is hinged to drive the connecting plate 4.6, the rotating shafts are welded on the opposite sides of the two rotating rods 4.5, and each transmission shaft is inserted into the bearing seat 4.7, each bearing seat 4.7 4.7 are welded on the corresponding fixing frame 4.1, the connecting plate 4.6 is driven upward by the first driving member 4.4, and the rotating rod 4.5 takes the bearing seat 4.7 as the rotation point, and drives the breaking pressure plate 4.3 to move downward to break the glass tube.

As shown in FIG. 6 , in order to prevent the glass tube from moving during cutting and breaking, a pressing device 8 is also provided on the frame 1 , and the pressing device 8 is correspondingly arranged on one side of the placing plate 2 . The tightening device 8 includes two bottom plates 8.1, the two bottom plates 8.1 are welded on the top of the frame 1, the two bottom plates 8.1 are respectively arranged on both sides of the placing plate 2, and a column 8.2 is welded above each bottom plate 8.1. A first top plate 8.3 is welded between the two uprights 8.2 above, and a third driving member 8.4 is connected to the first top plate 8.3. The third driving member 8.4 can be a cylinder or an oil cylinder. In this embodiment, the third driving member 8.4 is the first Three cylinders, the third cylinder is fixed on the cylinder seat by bolts, the cylinder seat is fixed on the first top plate 8.3 by bolts, and the upper pressure plate 8.5 is connected to the piston rod of the third driving member 8.4, that is, the third driving member 8.4 The lower part of the piston rod is welded with a pulling plate 8.12, and two first threaded through holes are arranged on the pulling plate 8.12, and the lead screw 8.13 is threadedly connected in each first threaded through hole, and the guide screw 8.13 is downward in sequence. Passing through the first top plate 8.3, the lower end of the lead screw 8.13 is connected to the upper blanking plate 8.5, that is, the upper blanking plate 8.5 is provided with a threaded blind hole for screwing the lead screw 8.13.

A lower pressing plate 8.6 is also welded between the two bottom plates 8.1. The lower pressing plate 8.6 is arranged below the upper pressing plate 8.5. Press the glass tube between the pressing plates 8.6.

In order to prevent the upper pressing plate 8.5 from shaking when moving, in this embodiment, two guide rails 8.9 are welded on the side of the upper pressing plate 8.5, and guide blocks are slidably connected to each guide rail 8.9. 8.10, each guide block 8.10 is welded on the corresponding column 8.2, two second threaded through holes are provided on the first top plate 8.3, and the fixing bolts 8.11 are threaded in each second threaded through hole, and each Each of the fixing bolts 8.11 is provided with guide through holes, the guide screws 8.13 are located in each guide through hole, and a mounting hole is provided on one side of each second threaded through hole, and each mounting hole is provided with a mounting hole. The second guide sleeves 8.14 are fixed with through-hole bolts, and guide rods 8.15 are inserted into each of the second guide sleeves 8.14, and each guide rod 8.15 is fixed on the pulling plate 8.12 through a joint.

A support plate 8.7 is also welded above each bottom plate 8.1, a cutting platform shaft 8.8 is welded between the two support plates 8.7, and the upper arc surface of the cutting platform shaft 8.8 is flush with the upper side of the lower pressing plate 8.6, The cutting platform axis 8.8 is arranged below the cutting knife, so that the glass tube is on the cutting platform axis 8.8, and then the cutting knife cuts the glass tube.

After the glass tube is cut and broken, a transverse conveying device 1.1 is also provided on the frame 1, and the transverse conveying device 1.1 is correspondingly arranged on one side of the placing plate 2. The conveying direction of the transverse conveying device 1.1 Set perpendicular to the pushing direction of the pushing device, the transverse conveying device 1.1 is a conveying belt, and the conveying belt includes a driving wheel. The driven wheel and the belt are fixed on the frame 1 by bolts of two sets of bearing seats, each set of two bearing seats, the driving wheel is rotated between one set of bearing seats, and the driven wheel is rotated between the other end bearing seats.

A third driving device is arranged in the frame 1. The third driving device can adopt various modes such as worm gear transmission, screw nut transmission, belt pulley transmission or rack and pinion transmission. In this embodiment, the third driving device adopts a belt pulley. Transmission, that is, the third drive device includes a third motor, the third motor is fixed in the frame 1 by bolts, the output shaft of the third motor passes through the side wall of the frame 1, and the output shaft of the third motor is welded. A pulley, a second pulley is welded to one end of the driving pulley, a belt is sleeved between the first pulley and the second pulley, the first pulley is driven to rotate by the third motor, the first pulley drives the second pulley to rotate, and the second pulley drives The driving wheel rotates, and the driving wheel drives the conveyor belt to transport the broken glass tube.

Working principle: first place a row of glass tubes on the placing plate 2, make one end of the row of glass tubes abut against the side of the push plate 6.8, start the second drive member 6.2 to drive the pressure plate 6.3 to move down to compress the glass tubes, and then Start the second motor 6.9, drive the second gear to rotate through the second motor 6.9, and the second gear meshes with the second rack 6.10 to drive the glass tube to move to the glass cutting device 3. After moving a certain distance, the glass tube The cutting line is on the cutting platform shaft 8.8, and the third driving member 8.4 is activated to drive the upper pressing plate 8.5 to move downward, so that the glass tube is pressed between the upper pressing plate 8.5 and the lower pressing plate 8.6. According to the diameter of the glass tube, Adjust the height of the cutting knife through the adjusting mechanism 10, then start the first motor 3.5 to drive the cutting knife to cut the glass tube, and then start the first driving member 4.4 to drive the connecting plate 4.6 to move upward, and the rotating rod 4.5 takes the bearing seat 4.7 as the rotating point, Drive the breaking pressure plate 4.3 to move downward to break the glass tube, and the broken glass tube falls on the horizontal conveying device 1.1 for unloading.

Claims (10)

1. Full-automatic glass tube cutting machine, its characterized in that: the cutting machine comprises a rack (1), wherein a placing plate (2), a cutting device (3) and a breaking device (4) are sequentially arranged on the rack (1), the cutting device (3) is arranged corresponding to the breaking device (4), first sliding rails (5) are arranged on two sides of the placing plate (2), the first sliding rails (5) are arranged on the rack (1), a pushing device (6) is connected on the first sliding rails (5) in a sliding manner, the pushing device (6) is arranged corresponding to the placing plate (2), and the cutting device (3) is correspondingly arranged on one side of the placing plate (2);

the cutting device (3) comprises a support (3.1), the support (3.1) is connected to the rack (1), a moving plate (3.2) is connected to the support (3.1) in a sliding mode, a flat plate (3.3) is connected to the moving plate (3.2), a first driving device used for driving the moving plate (3.2) is arranged on the flat plate (3.3), a knife box (3.4) is connected to the side face of the moving plate (3.2) in a sliding mode, a cutting knife (7) is connected to the lower portion of the knife box (3.4), and the cutting knife (7) is correspondingly arranged above one side of the placing plate (2);

the breaking device (4) comprises two fixing frames (4.1), the two fixing frames (4.1) are connected to the rack (1), the rotating frame (4.2) is rotatably connected between the two fixing frames (4.1), a breaking pressing plate (4.3) is connected to the rotating frame (4.2), the breaking pressing plate (4.3) is correspondingly arranged above one side of the placing plate (2), a first driving piece (4.4) is further arranged between the two fixing frames (4.1), the first driving piece (4.4) is connected to the side face of the rack (1), and the first driving piece (4.4) is used for being in driving connection with the rotating frame (4.2);

thrust unit (6) include carriage (6.1), are equipped with the second drive arrangement on carriage (6.1), and the second drive arrangement is used for the drive carriage (6.1) sets up second driving piece (6.2) on carriage (6.1), and clamp plate (6.3) is connected in second driving piece (6.2) drive, and clamp plate (6.3) set up place the top of board (2).

2. The full-automatic glass tube cutting machine according to claim 1, characterized in that: the automatic conveying device is characterized in that a transverse conveying device (1.1) is arranged on the rack (1), the transverse conveying device (1.1) is correspondingly arranged on one side of the placing plate (2), a third driving device is arranged in the rack (1), the third driving device drives the transverse conveying device (1.1) through a belt pulley, and the conveying direction of the transverse conveying device (1.1) is perpendicular to the pushing direction of the pushing device (6).

3. The full-automatic glass tube cutting machine according to claim 1, characterized in that: the first driving device comprises a first motor (3.5), an output shaft of the first motor (3.5) penetrates through the flat plate (3.3) downwards, a first gear (3.6) is connected to the output shaft of the first motor (3.5), and a first rack plate (3.7) meshed with the first gear (3.6) is connected to the bracket (3.1).

4. The full-automatic glass tube cutting machine according to claim 1, characterized in that: slider (3.8) is connected to the side of sword box (3.4) second slide rail (3.9) is connected to the side of movable plate (3.2), sliding connection on second slide rail (3.9) slider (3.8) be equipped with on dull and stereotyped (3.3) and be used for adjusting adjustment mechanism (3.10) of slider (3.8) height.

5. The full-automatic glass tube cutting machine according to claim 1, characterized in that: rotating turret (4.2) include two dwang (4.5), and dwang (4.5) are the telescopic link, and connecting plate (4.6) are connected to one end between two dwang (4.5), and the other end is connected break disconnected clamp plate (4.3) off with the fingers and thumb, connecting plate (4.6) are connected in first driving piece (4.4) drive, all connect the axis of rotation on two dwang (4.5) relative sides, and every transmission shaft all pegs graft bearing frame (4.7), and every bearing frame (4.7) all are connected correspondingly on mount (4.1).

6. The full-automatic glass tube cutting machine according to claim 1, characterized in that: carriage (6.1) includes backup pad (6.4), connects in backup pad (6.4) second driving piece (6.2), all connects L template (6.5) at the both ends of backup pad (6.4), all connects guide rail slider (6.6) in the below of every L template (6.5), and guide rail slider (6.6) is corresponding sliding connection on first slide rail (5), sets up on the horizontal plane of one of them L template (6.5) second drive arrangement.

7. The full-automatic glass tube cutting machine according to claim 6, characterized in that: the vertical plate (6.7) is connected below the supporting plate (6.4), the push plate (6.8) is connected below the side surface of the vertical plate (6.7), and the push plate (6.8) is used for pushing the glass tube.

8. The full-automatic glass tube cutting machine according to claim 6, characterized in that: the second driving device comprises a second motor (6.9), an output shaft of the second motor (6.9) penetrates through the horizontal plane of the corresponding L-shaped plate (6.5) downwards, a second gear is connected to the output shaft of the second motor (6.9), and a second rack (6.10) meshed with the second gear is connected to the rack (1).

9. The full-automatic glass tube cutting machine according to claim 1, characterized in that: still set up closing device (8) on frame (1), closing device (8) correspond the setting and are in place one side of board (2), closing device (8) include two bottom plates (8.1), and two bottom plates (8.1) set up respectively place the both sides of board (2), all connect stand (8.2) in the top of every bottom plate (8.1), connect first roof (8.3) between two stand (8.2), connect third driving piece (8.4) on first roof (8.3), and last pressure flitch (8.5) are connected in the drive of third driving piece (8.4), still connect down pressure flitch (8.6) between two bottom plates (8.1), down pressure flitch (8.6) set up the below of last pressure flitch (8.5).

10. The full-automatic glass tube cutting machine according to claim 9, characterized in that: every still set up backup pad (8.7) in the top of bottom plate (8.1), connect cutting platform axle (8.8) between two backup pads (8.7), the top arc surface of cutting platform axle (8.8) with the top side parallel and level of flitch (8.6) down, cutting platform axle (8.8) set up the below of cutting knife (7).

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