CN209065745U - A glass curtain wall cutting tool - Google Patents

Abstract

The utility model discloses a glass curtain wall cutting tool, which comprises a cutting frame and a cutting knife installed on the cutting frame. The cutting frame is a quadrilateral as a whole and includes a transverse component and a longitudinal component, and the transverse component includes two transverse frames and a telescopic structure arranged at both ends of each horizontal frame, the longitudinal assembly includes a main vertical plate rotatably installed at both ends in the middle of the two horizontal frames and auxiliary vertical plates located on both sides of the main vertical plate, the auxiliary vertical plates The end of the vertical plate is rotatably connected with the telescopic structure, and the cutting knife is mounted on the main vertical plate. The utility model has the advantages of simple structure, convenient assembly and disassembly, and convenient operation, and can be used anytime and anywhere; the provided telescopic structure and the cutting knife can be disassembled, which is convenient for maintenance and repair, and reduces the cost. The cutting of glass curtain wall has a wide range of applications, high cutting precision and good fixing effect, no need to fix the glass by hand, and high safety.

Description

A glass curtain wall cutting tool

technical field

The utility model belongs to the technical field of material processing equipment for curtain walls, in particular to a glass curtain wall cutting tool.

Background technique

Glass curtain wall refers to a building outer protective structure or decorative structure with a supporting structure system that can have a certain displacement capacity relative to the main structure and does not share the role of the main structure. The walls are available in both single and double glazing. Glass curtain wall is a beautiful and novel method of building wall decoration, which is a distinctive feature of the era of modernist high-rise buildings. When making curtain wall glass, the glass needs to be cut, and sometimes the glass needs to be cut into a specific shape to meet the requirements of different projects. Under normal circumstances, the curtain wall glass cutting machine is used for cutting, but this method can only realize the pretreatment of the glass. The glass curtain wall cutting machine is large and inconvenient to carry, and cannot be used at the installation site of the curtain wall glass, so it can only be cut manually.

The manual cutting method is to hold the glass with one hand and use a small cutting tool with the other hand. This operation method has great danger and is easy to cause harm to the human body. At the same time, holding the glass by hand makes the cutting inaccurate and the cutting efficiency is low. .

Utility model content

The purpose of the utility model is to provide a glass curtain wall cutting tool with high safety, easy operation and accurate cutting.

In order to achieve the above purpose, the technical scheme of the present utility model is: a glass curtain wall cutting tool, comprising a cutting frame and a cutting knife installed on the cutting frame, the cutting frame as a whole is a quadrilateral, including a transverse component and a longitudinal component, so The transverse assembly includes two transverse frames and telescopic structures arranged at both ends of each transverse frame, and the longitudinal assembly includes a main vertical plate with both ends rotatably installed in the middle of the two transverse frames, and a main vertical plate located on the main vertical plate. The auxiliary vertical plates on both sides of the board, the ends of the auxiliary vertical plates are rotatably connected with the telescopic structure, and the cutting knife is installed on the main vertical plates.

Preferably, the telescopic structure includes a middle plate sleeved in the horizontal frame and an inner plate sleeved in the middle plate, the outer wall of the middle plate is in contact with the inner wall of the horizontal frame and can slide relatively , the outer wall of the inner plate is in contact with the inner wall of the middle plate and can slide relatively, and the end of the inner plate is rotatably connected to the end of the auxiliary vertical plate. This telescopic structure can change the length of the transverse assembly, and the operation is convenient and stable .

Preferably, the telescopic structure is further provided with a locking structure, including a middle plate locking screw installed on the horizontal frame and an inner plate locking screw installed on the middle plate, the middle plate locking screw and the inner plate locking screw The tightening screws are respectively installed through the screw holes penetrating the horizontal frame and the side wall of the middle plate. When it needs to be locked, turn the locking screw of the middle plate or the locking screw of the inner plate, and its end is against the side wall of the middle plate or the inner plate. Complete locking.

Preferably, the telescopic structure is further provided with a limit structure, including a middle plate block installed inside the horizontal frame close to one end of the longitudinal assembly and an inner plate limit fixed inside the middle plate close to one end of the longitudinal assembly. Correspondingly, the said An inner plate chute with one end closed along the length direction of the inner plate is provided on the outer side of the inner plate corresponding to the limit of the inner plate. Slide in the plate chute, the outer side of the middle plate corresponding to the middle plate block is provided with a middle plate chute along the length direction of the middle plate with one end open and one end closed, and the closed end of the middle plate is close to the main vertical plate of the main vertical plate. The middle plate clamping block can slide in the middle plate chute, and the setting of the limiting structure can prevent the telescopic structure from being too large to be detached, which affects the use.

Preferably, the middle plate clamping block is installed and fixed in the horizontal frame by screws, which is convenient for installation, disassembly, maintenance or replacement, and reduces maintenance costs.

Preferably, a roller that is coaxial with the direction of rotation is installed at the rotational connection between the longitudinal component and the transverse component. When in use, the roller can roll along the edge of the glass, which facilitates the cutting and use of the cutting tool and enables accurate cutting.

Preferably, the cutting knife is installed in a mounting hole in the middle of the main riser, and is locked and fixed by a cutting knife mounting assembly.

Preferably, the mounting hole in the middle of the main vertical plate is a stepped circular hole, the cutting knife includes a stepped cylindrical blade body and a conical knife head corresponding to the mounting hole, and the cutting knife mounting assembly It includes a clamping shell at the cutter head end and a clamping nut at the cutter body end sleeved on the outside of the cutter.

Preferably, the cutting blade mounting assembly is further provided with a rear end clamping structure of the blade body, including a rear end clamping lock block, the exterior of the rear end clamping lock block and the inner wall of the clamping nut are in contact with each other. The part is an arc-shaped rear end arc surface. , When in use, the clamping nut cooperates with the rear clamping lock block, which can firmly clamp the knife body and prevent the cutting knife from loosening.

Preferably, the cutting blade mounting assembly is further provided with a front end clamping structure of the blade body, including a convex ring extending from the mounting hole on the main vertical plate to the direction of the cutter head and a front end clamping lock installed in the through hole of the convex ring The outer part of the front-end clamping lock block is in contact with the inner wall of the clamping shell, and the abutting part is an arc-shaped front-end arc surface. Clamp the blade firmly to prevent the cutter from loosening.

Preferably, the cutting knife mounting assembly further includes a knife body support, the knife body support is a ring, its inner diameter is greater than or equal to the diameter of the front part of the knife body and smaller than the diameter of the rear part of the knife body, and its outer diameter is smaller than that of the inner rear part of the installation hole The diameter is larger than the diameter of the inner front part of the installation hole, and the blade holder is used to fix the cutting knife and prevent the cutting knife from falling off.

Preferably, the outer circumference of the blade support is provided with a groove arranged along the length direction of the blade. Correspondingly, the mounting hole of the main vertical plate is provided with a protrusion corresponding to the groove to prevent the The blade holder rotates to improve cutting efficiency.

Preferably, the blade holder is also provided with a through fixing hole along the length direction of the blade. Correspondingly, a fixing hole corresponding to the fixing hole is extended on the side of the rear end clamping lock block close to the blade holder. When installed, the fixing protrusion is embedded in the fixing hole, which further prevents the blade support and the cutting knife from rotating, and improves the cutting efficiency.

In the technical solution of the present utility model, all rotational installations are realized through the shaft hole and the shaft.

The use method of the utility model is as follows: loosen the locking structure, pull the middle plate and the inner plate outward, set the cutting tool on the glass to be cut, adjust the position of the cutting knife according to the requirements, make the roller close to the edge of the glass, and tighten the The inner plate locking screw and the middle plate locking screw lock the locking mechanism, properly press the cutting knife and move the cutting tool to cut.

According to the technical features of the present utility model, several efficient cutting methods can be obtained:

1. Bisection cutting: This method is suitable for fast bisection cutting of glass of common specifications. There is no need to adjust it during use. The cutting tool is directly erected on the glass, so that the roller at the horizontal component is close to the edge of the glass for mobile cutting; This method is also used for bisection cutting of unconventional glass. According to the width of the glass, adjust the telescopic structure at both ends of the horizontal frame, that is, the telescopic length of the middle plate and the inner plate, so that the horizontal frame is located in the middle position, even if the cutting knife is located in the middle of the cutting frame, And tighten the locking structure, namely the middle plate locking screw and the inner plate locking screw, and then set up the cutting tool on the glass for bisection cutting.

Further, when adjusting the telescopic length of the telescopic structure, that is, the telescopic length of the middle plate and the inner plate, the distance between the two auxiliary vertical plates can be made larger than the width of the glass. This method does not need to accurately set the telescopic length of the telescopic structure. Set up on the glass, then pull the two auxiliary risers in opposite directions until the rollers are against the edge of the glass, then make a bisected cut.

2. Divide cutting: This method is suitable for glass of common specifications or glass whose width is less than the distance between the vertical components when the horizontal components are stretched to the maximum length. The distance of the vertical plate is twice the distance between the cutting knife and another auxiliary vertical plate. After tightening the locking structure, the cutting tool is erected on the glass, so that the rollers of the same auxiliary vertical plate are close to the same side edge of the glass, and then cut; The method is also used to cut the unconventional glass into equal parts of the same shape. First, adjust the two telescopic structures located on one side of the main vertical plate as required, so that the distance between the cutting knife and the auxiliary vertical plate on the side is equal to the required width of the glass , after completing the adjustment, tighten the locking structure at the side telescopic structure, pull the telescopic structure on the other side of the main vertical plate to a longer position and make the side locking structure in a loose state or place the side roller on the On the glass, when in use, press the roller on the adjusted side against the edge of the glass to cut, and repeat the cutting operation to complete the equal cut.

The utility model also has other usage methods, for example, the cutting frame can be used as a wire frame for scribing.

The beneficial effects of the present utility model are:

1. The utility model has the advantages of simple structure, convenient assembly and disassembly, and convenient operation, and can be used anytime and anywhere.

2. The telescopic structure and the cutting blade of the utility model can be disassembled, which is convenient for maintenance and repair and reduces the cost.

3. The telescopic structure cooperates with the roller, which can be applied to the cutting of various regular-shaped glass curtain walls, with a wide range of applications and high cutting accuracy.

4. The telescopic structure cooperates with the roller, the fixing effect is good, and there is no need to fix the glass by hand, and the safety is high.

5. A blade body locking structure is provided, and the cutting blade is firmly fixed.

Description of drawings

FIG. 1 is a schematic structural diagram of Embodiment 1 of the present invention.

FIG. 2 is a schematic diagram of the installation of the telescopic structure according to the second embodiment of the present invention.

FIG. 3 is a structural exploded view of the telescopic structure in Embodiment 2 of the present invention.

FIG. 4 is a schematic structural diagram of the locking structure according to Embodiment 2 of the present invention.

FIG. 5 is a schematic structural diagram of the limiting structure according to Embodiment 2 of the present invention.

FIG. 6 is a structural exploded view of the limiting structure according to Embodiment 2 of the present invention.

FIG. 7 is a schematic diagram of the installation of the cutting knife according to the second embodiment of the present invention.

FIG. 8 is an exploded view of the structure of the installation place of the cutting knife according to Embodiment 2 of the present invention.

FIG. 9 is a schematic structural diagram of a cutting blade mounting assembly according to Embodiment 3 of the present invention.

FIG. 10 is a cross-sectional view of the cutting blade mounting assembly according to Embodiment 3 of the present invention.

FIG. 11 is a schematic diagram of bisection cutting in Embodiment 2 of the present invention.

FIG. 12 is a schematic diagram of adjustment when the second embodiment of the present invention is bisected and cut.

FIG. 13 is a schematic diagram of bisection cutting in Embodiment 2 of the present invention.

FIG. 14 is a schematic diagram of the second embodiment of the present invention for aliquot cutting.

The items in the figure are: 1 cutting frame, 2 cutting knife, 3 horizontal assembly, 4 vertical assembly, 5 horizontal frame, 6 telescopic structure, 7 main vertical plate, 8 auxiliary vertical plate, 9 middle plate, 10 inner plate, 11 Middle plate locking screw, 12 inner plate locking screw, 13 middle plate clamping block, 14 inner plate limit, 15 inner plate chute, 16 middle plate chute, 17 roller, 18 mounting hole, 19 blade, 20 blade , 21 Clamping shell, 22 Clamping nut, 23 Clamping structure at the rear end of the blade, 24 Arc surface at the rear end, 25 Clamping lock block at the rear end, 26 Clamping structure at the front end of the blade body, 27 Convex ring, 28 Through hole, 29 Front end clamping block, 30 Front end arc surface, 31 Blade holder, 32 groove, 33 bump, 34 fixing hole, 35 fixing protrusion, A glass.

Detailed ways

The technical solutions of the present invention will be described in detail below with reference to the embodiments and the accompanying drawings.

Example 1

As shown in FIG. 1, a glass curtain wall cutting tool includes a cutting frame 1 and a cutting knife 2 mounted on the cutting frame 1. The cutting frame 1 is a quadrilateral as a whole, including a transverse component 3 and a longitudinal component 4. The The transverse assembly 3 includes two transverse frames 5 and telescopic structures 6 arranged at both ends of each transverse frame, and the longitudinal assembly 4 includes a main vertical plate 7 rotatably installed at both ends in the middle of the two transverse frames 5 and located in the The auxiliary vertical plates 8 on both sides of the main vertical plate 7 , the ends of the auxiliary vertical plates 8 are rotatably connected with the telescopic structure 6 , and the cutting knife 2 is installed on the main vertical plate 7 .

Example 2

This embodiment is based on Embodiment 1, and the difference is:

As shown in FIG. 2 or 3, the telescopic structure 6 includes a middle plate 9 sleeved in the horizontal frame 5 and an inner plate 10 sleeved in the middle plate 9. The outer wall of the middle plate 9 is connected to the The inner wall of the horizontal frame 5 is in contact with and can slide relatively, the outer wall of the inner plate 10 is in contact with the inner wall of the middle plate 9 and can be relatively slidable, and the end of the inner plate 10 and the end of the auxiliary vertical plate 8 rotate. Connection, the telescopic structure 6 can change the length of the transverse assembly 3, and the operation is convenient and stable.

As shown in FIG. 4 , the telescopic structure 6 is also provided with a locking structure, including a middle plate locking screw 11 installed on the horizontal frame 5 and an inner plate locking screw 12 installed on the middle plate 9 . The plate locking screw 11 and the inner plate locking screw 12 are respectively installed through the screw holes penetrating the lateral frame 5 and the side wall of the middle plate 9. When locking is required, turn the middle plate locking screw 11 or the inner plate locking screw 12 , its end abuts the side wall of the middle plate 9 or the inner plate 10 to complete the locking and fixing.

As shown in FIG. 5 , the telescopic structure 6 is also provided with a limiting structure, including a middle plate block 13 installed inside the cross frame 5 close to one end of the longitudinal assembly 4 and an inner plate fixed inside the middle plate 9 close to one end of the longitudinal assembly 4 The limit 14, correspondingly, an inner plate chute 15 with one end closed along the length direction of the inner plate 10 is opened on the outer side of the inner plate 10 corresponding to the inner plate limit 14, and its closed end is close to the main vertical plate of the main vertical plate. One end of the plate 7, the inner plate limit 14 can slide in the inner plate chute 15, the outside of the middle plate 9 corresponding to the middle plate block 13 is provided with one end opening along the length direction of the middle plate 9 and one end closed The closed end of the middle plate chute 16 is close to the end of the main vertical plate 7 of the main vertical plate, the middle plate clamping block 13 can slide in the middle plate chute 16, and the setting of the limit structure can prevent the telescopic structure 6 If the telescopic length is too large, it will be separated, which will affect the use.

Wherein, the middle plate clamping block 13 is installed and fixed in the horizontal frame 5 by screws, which is convenient for loading and unloading, maintenance or replacement, and reduces maintenance costs.

As shown in FIG. 1 , a roller 17 coaxial with the direction of rotation is installed at the rotational connection between the longitudinal component 4 and the transverse component 3. When in use, the roller 17 can roll along the edge of the glass, which is convenient for cutting tools. , for precise cutting.

As shown in Fig. 7 or 8, the cutting knife 2 is installed in the mounting hole 18 in the middle of the main vertical plate 7, and is locked and fixed by the cutting knife mounting assembly.

Wherein, the mounting hole 18 in the middle of the main vertical plate 7 is a stepped circular hole, and the cutting knife 2 includes a stepped cylindrical knife body 19 and a conical knife head 20 corresponding to the mounting hole. The cutting blade mounting assembly includes a clamping shell 21 at the end of the cutter head 20 and a clamping nut 22 at the end of the cutter body 19 , which is sleeved on the outside of the cutting blade 2 .

In the technical solution of this embodiment, all rotational installations are achieved through the shaft hole and the shaft.

The use method of the utility model is as follows: loosen the locking structure, pull the middle plate 9 and the inner plate 10 outward, set the cutting tool on the glass to be cut, adjust the position of the cutting knife 2 according to the needs, and make the roller 17 closely adhere On the edge of the glass, tighten the inner plate locking screw 12 and the middle plate locking screw 11 to lock the locking mechanism, properly press the cutting knife 2 and move the cutting tool to cut.

According to the technical characteristics of the embodiment, several efficient cutting methods can be obtained:

1. Bisection cutting: This method is suitable for fast bisection cutting of glass A of common specifications. There is no need to adjust it during use. The cutting tool is directly erected on the glass A, so that the roller 17 at the horizontal component 3 is close to the edge of the glass A. , carry out mobile cutting; this method is also used for bisection cutting of unconventional glass A, according to the width of glass A, adjust the telescopic structure 6 at both ends of the horizontal frame 5, namely the telescopic length of the middle plate 9 and the inner plate 10, so that the horizontal frame 5 is located in In the middle position, even if the cutting knife 2 is located in the middle of the cutting frame 1, and tighten the locking structure, namely the middle plate locking screw 11 and the inner plate locking screw 12, and then set the cutting tool on the glass A for bisected cutting, as shown in Figure 11 shown.

Further, when adjusting the telescopic length of the telescopic structure 6, that is, the middle plate 9 and the inner plate 10, the distance between the two auxiliary vertical plates 8 can be made larger than the width of the glass A, as shown in FIG. 12, this method does not need to accurately set the telescopic structure. After setting the telescopic length of 6, set the cutting tool on the glass A, and then pull the two auxiliary vertical plates 8 in the opposite direction until the roller 17 is close to the edge of the glass A, as shown in Figure 13, and then cut in half.

2. Divide cutting: This method is suitable for glass A of common specifications or glass A whose width is smaller than the distance of the vertical component 4 when the horizontal component 3 is stretched to the maximum length. When in use, the telescopic structure 6 of the horizontal component 3 is adjusted. The distance between the cutting knife 2 and one auxiliary vertical plate 8 is twice the distance between the cutting knife 2 and the other auxiliary vertical plate 8. After tightening the locking structure, the cutting tool is erected on the glass A, so that the rollers of the same auxiliary vertical plate 8 are set. 17 Close to the same side edge of the glass A, and then cut; this method is also used to cut the unconventional glass A equally into the same shape, first adjust the two telescopic structures 6 located on one side of the main riser 7 as required , so that the distance between the cutting knife 2 and the auxiliary vertical plate 8 on the side is equal to the required width of the glass A, after the adjustment is completed, tighten the locking structure at the telescopic structure 6 on the side, and place the telescopic structure 6 on the other side of the main vertical plate 7. Pull it to a longer position and make the side locking structure in a loose state or place the side roller on glass A. When in use, press the roller 17 on the adjusted side to the edge of glass A, as shown in Figure 14 Cut as shown, and repeat the cutting operation to complete the aliquots.

This embodiment also has other usage methods, for example, the cutting frame can be used as a wire frame for scribing.

Example 3

This embodiment is based on Embodiment 2, and the difference is:

As shown in FIG. 9 or 10, the cutting blade mounting assembly is further provided with a rear end clamping structure 23 of the blade body, including a rear end clamping lock block 25, the outer part of the rear end clamping lock block 25 and the clamping screw The inner wall of the cap 22 is attached to each other, and the attached part is the arc-shaped rear end arc surface 24. When in use, the clamping nut 22 cooperates with the rear end clamping lock block 25, which can firmly clamp the blade body 19 to prevent cutting Knife 2 is loose.

In addition, the cutting knife mounting assembly further includes a front end clamping structure 26 of the knife body, including a convex ring 27 extending from the mounting hole 18 on the main vertical plate 7 to the direction of the cutter head 20 and installed in the through hole 28 of the convex ring 27 The front end clamps the lock block 29, the outside of the front end clamp lock block 29 is in contact with the inner wall of the clamping shell 21, and its abutting part is the arc-shaped front end arc surface 30. When in use, the clamping shell 21 cooperates with the front-end clamping lock block 29, which can firmly clamp the blade body 19 and prevent the cutting blade 2 from loosening.

The cutting knife installation assembly also includes a knife body support 31, the knife body support 31 is a ring, its inner diameter is greater than or equal to the diameter of the front part of the knife body 19 and smaller than the diameter of the rear part of the knife body 19, and its outer diameter is smaller than the inner diameter of the installation hole 18. The rear diameter is larger than the inner front diameter of the installation hole 18 , and the blade holder 31 is used to fix the cutting blade 2 and prevent the cutting blade 2 from falling off.

In this embodiment, the outer circumference of the blade holder 31 is provided with a groove 32 along the length direction of the blade 19 . Correspondingly, the mounting hole of the main vertical plate 7 is provided with a groove 32 corresponding to the groove 32 . The bumps 33 are used to prevent the blade holder 31 from rotating and improve the cutting efficiency.

Further, the blade holder 31 is also provided with a through fixing hole 34 along the length direction of the blade 19. Correspondingly, the rear end clamping lock block 25 is extended from the side of the blade holder 19 with corresponding The fixing protrusions 35 of the fixing holes 34 are inserted into the fixing holes 34 during installation, which further prevents the blade support 19 and the cutting knife 2 from rotating and improves the cutting efficiency.

Claims (10)

1. A glass curtain wall cutting tool, characterized in that it comprises a cutting frame (1) and a cutting knife (2) mounted on the cutting frame (1), and the cutting frame (1) is a quadrilateral as a whole, including a transverse component (3) and a longitudinal assembly (4), the transverse assembly (3) includes two transverse frames (5) and telescopic structures (6) arranged at both ends of each transverse frame (5), the longitudinal assembly (4) It comprises a main vertical plate (7), the two ends of which are respectively rotatably installed in the middle of the two horizontal frames (5), and auxiliary vertical plates (8) located on both sides of the main vertical plate (7). ) is rotatably connected with the telescopic structure (6), and the cutting knife (2) is mounted on the main vertical plate (7). 2 . The glass curtain wall cutting tool according to claim 1 , wherein the telescopic structure ( 6 ) comprises a middle plate ( 9 ) sleeved in the horizontal frame ( 5 ) and a middle plate ( 9 ) sleeved in the horizontal frame ( 5 ). The inner plate (10) in the middle plate (9), the outer wall of the middle plate (9) is in contact with the inner wall of the cross frame (5) and can slide relative to each other, and the outer wall of the inner plate (10) is in contact with the inner wall of the middle plate (9). The inner walls of the plate (9) are in contact with each other and can slide relatively, and the end of the inner plate (10) is rotatably connected with the end of the auxiliary vertical plate (8). 3. A glass curtain wall cutting tool according to claim 2, characterized in that the telescopic structure (6) is further provided with a locking structure, including a middle plate locking screw (11) mounted on the cross frame (5). ) and the inner plate locking screw (12) installed on the middle plate (9), the middle plate locking screw (11) and the inner plate locking screw (12) respectively pass through the transverse frame (5) and Install the screw holes on the side wall of the middle plate (9). 4. A glass curtain wall cutting tool according to claim 1 or 2, characterized in that the telescopic structure (6) is further provided with a limiting structure, including one end installed inside the transverse frame (5) close to the longitudinal component (4) The middle plate clamping block (13) and the inner plate limit (14) fixed inside the middle plate (9) and close to one end of the longitudinal assembly (4), correspondingly, the outer side of the inner plate (10) corresponds to the inner plate limit (14) One side is provided with an inner plate chute (15) which is closed at one end along the length direction of the inner plate (10). A middle plate chute (16) with one end open and one end closed along the length direction of the middle plate (9) is provided on one side of the plate clamping block (13), the closed end of which is the end close to the main vertical plate (7). 5 . The glass curtain wall cutting tool according to claim 4 , wherein the middle plate clamping block ( 13 ) is installed and fixed in the horizontal frame ( 5 ) by screws. 6 . 6 . The glass curtain wall cutting tool according to claim 1 , characterized in that a roller ( 17 ) coaxial with the rotation direction is installed at the rotational connection between the longitudinal component ( 4 ) and the transverse component ( 3 ). 7 . 7. A glass curtain wall cutting tool according to claim 1, characterized in that the cutting knife (2) is installed in the mounting hole (18) in the middle of the main vertical plate (7), and is passed through the cutting knife ( 2) The installation components are locked and fixed. 8 . The glass curtain wall cutting tool according to claim 7 , wherein the installation hole ( 18 ) in the middle of the main vertical plate ( 7 ) is a stepped circular hole, and the cutting knife ( 2 ) includes a A stepped cylindrical blade body (19) and a conical blade head (20) corresponding to the installation hole (18), the cutting blade (2) installation assembly The clamping shell (21) at the head (20) end and the clamping nut (22) at the blade body (19) end. 9. A glass curtain wall cutting tool according to claim 8, characterized in that the cutting knife (2) installation assembly further comprises a rear end clamping structure (23) of the blade body, including a rear end clamping lock block (25) , the outer part of the rear end clamping lock block (25) is in contact with the inner wall of the clamping nut (22), and the abutting part is an arc-shaped rear end arc surface (24). 10. A glass curtain wall cutting tool according to claim 1 or 9, characterized in that the cutting knife (2) installation assembly further comprises a clamping structure (26) at the front end of the knife body, comprising a A convex ring (27) extending in the direction of the cutter head (20) from the mounting hole (18) and a front end clamping lock block (29) installed in the through hole (28) on the convex ring (27).