CN220295687U - Automatic corner-touching machine for window frame - Google Patents

Abstract

An automatic corner-snapping machine for window frames, comprising: a left corner collision mechanism (2), a right corner collision mechanism, a transverse corner collision moving device, a longitudinal corner collision moving device and a transmission device (5) which are arranged on the whole machine bracket (1); the transmission device (5) conveys the window frame (10) to a processing position, the transverse angle collision moving device (3) drives the two angle collision mechanisms (2) to move relatively to the left side and the right side of the window frame (10), and the longitudinal angle collision moving device (22) drives the front angle collision assembly and the rear angle collision assembly (21) of the angle collision mechanism (2) to move relatively to the front side and the rear side of the window frame (10), and the four angle collision assemblies (21) simultaneously perform angle collision processing on four angles of the window frame (10). The automatic angle collision machine for the window frames can simultaneously perform angle collision processing on four angles of the window frames, the minimum size of the window frames capable of automatically colliding angles is smaller, and the processing values of the window frames with different sizes can be rapidly set according to production requirements, so that the production efficiency is greatly improved.

Description

Automatic corner-touching machine for window frame

Technical Field

The utility model relates to a forming and processing device of a building member, in particular to a corner collision machine for window frame production.

Background

At present, a device for forming and processing a corner of a window frame in the market is usually semi-automatic, and when in production, a worker picks up a pair of profiles opposite to the window frame, puts a right angle formed by the two profiles into a corner collision position of a corner collision machine, then holds the profiles by hand, and performs corner collision processing by using a foot-operated switch. After the corners are bumped, the profile is picked up and then manually adjusted to the other corner of the window frame, so that each corner bumped is manually picked up by a worker and operated once by a corner bumper. The four corners need to be opened four times and the four corners of the window frame are not provided with a device capable of simultaneously carrying out corner-bumping processing on the four corners of the window frame, so that the production efficiency is not improved, the labor capacity of workers is increased, the quality of the corners is difficult to unify due to the difference of the operations of the workers, in addition, the minimum size of the automatic corner-bumping machine on the market at present is more than 400mm, and the corner-bumping processing can not be carried out on the window frame with smaller size.

Disclosure of Invention

The utility model aims to solve the technical problem of providing an automatic window frame corner-bumping machine which can simultaneously bump four corners of a window frame and has smaller minimum window frame size.

The utility model solves the technical problems by adopting the technical proposal that the utility model designs an automatic angle collision machine for window frames, which comprises: the whole machine support and the corner-collision device are arranged on the whole machine support and used for performing corner-collision processing on the window frame;

the corner collision device comprises a left corner collision mechanism and a right corner collision mechanism, and the whole machine support is also provided with: the window frame comprises a left-right two transverse angle-collision moving devices, a transverse sliding rail extending along the left-right direction and a transmission device arranged between the two angle-collision mechanisms and used for conveying the window frame; the two angle collision mechanisms are respectively arranged at the left side and the right side of the transverse sliding rail and are respectively connected with two transverse angle collision moving devices, and the transverse angle collision moving devices drive the angle collision mechanisms to move leftwards or rightwards along the transverse sliding rail;

each of the latch mechanisms includes: the front and rear two groups of angle collision assemblies, the front and rear two longitudinal angle collision moving devices, the longitudinal sliding rail extending along the front and rear directions and the connecting plate; the longitudinal angle collision moving device and the longitudinal sliding rail are arranged on the connecting plate, two groups of angle collision components are respectively arranged on the front side and the rear side of the longitudinal sliding rail and are respectively connected with the two longitudinal angle collision moving devices, and the longitudinal angle collision moving devices drive the angle collision components to move forwards or backwards along the longitudinal sliding rail;

the transmission device conveys the window frame to a processing position, the transverse angle-collision moving device drives the left angle-collision mechanism and the right angle-collision mechanism to relatively move to the left side and the right side of the window frame, and the longitudinal angle-collision moving device drives the front angle-collision assembly and the rear angle-collision assembly to relatively move to the front side and the rear side of the window frame, and the four angle-collision assemblies of the two angle-collision mechanisms simultaneously carry out angle-collision processing on the four angles of the window frame.

The corner assembly includes: the device comprises a mounting frame, an angle-collision power assembly for realizing angle-collision action, an outer angle stop block fixed on the mounting frame for blocking the outer angle of the window frame when the angle-collision is performed, a shaping block for tightly propping up the inner angle of the window frame when the angle-collision is performed, a shaping block driving assembly for driving the shaping block to be close to or far away from the outer angle stop block, and a rising blocking assembly for blocking the shaping block from being far away from the outer angle stop block when the angle-collision is performed.

The angle of attack power module includes: the device comprises a hydraulic cylinder, a transverse pushing plate connected with the hydraulic cylinder, two jacking blocks respectively connected with two sides of the transverse pushing plate, a first guide block used for guiding and limiting the transverse pushing plate, and a second guide block used for guiding and limiting the jacking blocks; the hydraulic cylinder drives the transverse pushing plate to move under the guidance of the first guide block, and simultaneously drives the top block to realize the collision angle of the window frame or separate from the window frame under the guidance of the second guide block.

The shaping block driving assembly comprises a first air cylinder and a shaping block sliding rail, the shaping block is arranged on the shaping block sliding rail, and the first air cylinder drives the shaping block to move along the shaping block sliding rail.

The lifting blocking assembly comprises a second air cylinder and a blocking block connected with the second air cylinder, and when the angle is met, the blocking block is driven to a lifting position by the second air cylinder and is blocked at one side, far away from the outer side angle stop block, of the shaping block.

The corner assembly further comprises: the third cylinder is fixed on the mounting frame and used for blocking two outer stop blocks and a pressing block on the outer sides of two sections forming the corner of the window frame when the angle is met, and the pressing block is driven to move up and down so as to loosen or press the corner of the window frame positioned at the processing station.

The lateral angular movement device includes: the device comprises a first motor, a first coupler, a first screw rod support, a first screw rod arranged on the first screw rod support, and a locking nut block screwed outside the first screw rod, wherein the connecting plate is fixedly connected with the locking nut block; the first motor drives the first screw rod to rotate through the first coupler so as to drive the locking nut block and the connecting plate to move leftwards or rightwards.

The longitudinal spring angle moving device comprises: the spring comprises a second motor, a second coupler, a second screw rod support, a second screw rod arranged on the second screw rod support and a nut seat connecting block screwed outside the second screw rod, wherein the spring angle component is fixedly connected with the nut seat connecting block; the second motor drives the second screw rod to rotate through the second coupler so as to drive the nut seat connecting block and the spring angle component to move forwards or backwards.

The transmission device includes: the synchronous belt, the third motor, the fourth cylinder and the vertical sliding rail are used for driving the synchronous belt to run; the vertical sliding rail is connected with the synchronous belt and a fourth cylinder, and the fourth cylinder drives the vertical sliding rail and the synchronous belt to ascend or descend.

And each angle collision mechanism is provided with a roller assembly arranged along the transmission direction on one side close to the transmission device, a limiting guide rod used for limiting and guiding the position of the window frame is arranged on the outer side of the roller assembly, and a middle roller and a fifth cylinder used for driving the middle roller to lift are arranged in the middle of a connecting plate between the front group of angle collision assemblies and the rear group of angle collision assemblies.

Compared with the prior art, the automatic angle collision machine for the window frame is provided with four groups of angle collision components and is driven to move by the transverse angle collision moving device and the longitudinal angle collision moving device, and meanwhile, the automatic angle collision machine is provided with the transmission device for conveying the window frame, so that the window frame can be automatically conveyed and simultaneously carries out angle collision processing on four angles of the window frame, the window frame can be formed at one time, the angle collision processing can be carried out on the window frame with the size of 290mm multiplied by 290mm at the minimum, the processing values of the window frames with different sizes can be rapidly set according to the production requirements, and after the setting, the angle collision machine is automatically adjusted to a state to be processed, so that the production efficiency is greatly improved; the automatic corner collision machine can be used singly or in combination with the whole window frame production line system for networking, has flexible use scene, can continuously assemble the window frame, and has stable performance.

Drawings

FIG. 1 is a schematic diagram of the whole machine of an automatic corner-bumping machine for window frames according to the present utility model;

fig. 2 is a schematic structural view of the transmission device;

fig. 3 is a perspective view of the whole machine bracket;

fig. 4 is a bottom view of the whole machine bracket from the bottom;

FIG. 5 is a schematic view of the structure of the horizontal angle-of-attack moving device;

FIG. 6 is a perspective view of the latch mechanism;

FIG. 7 is a perspective view of the connecting plate and the longitudinal ram and the longitudinal rail mounted thereon;

FIG. 8 is a perspective view of the latch assembly from above;

FIG. 9 is a perspective view of the latch assembly from below and upward;

FIG. 10 is a perspective view of the angle of attack power assembly;

FIG. 11 is a perspective view of the outboard angle stop;

FIG. 12 is a perspective view of the plastic block drive assembly;

FIG. 13 is a perspective view of the lift stop assembly;

fig. 14 is a schematic view of a window frame to be subjected to a latch angle process.

Detailed Description

The embodiments described in detail below are further described with reference to the drawings.

As shown in fig. 1, 3 and 4, the automatic corner-snapping machine for window frames of the present utility model comprises: the device comprises a complete machine bracket 1, a collision device, a left transverse collision angle moving device 3, a right transverse sliding rail 4 and a transmission device 5, wherein the collision angle device, the left transverse collision angle moving device and the right transverse collision angle moving device are arranged on the complete machine bracket 1, and the transverse sliding rail 4 extends along the left direction and the right direction. The corner-striking device is used for carrying out corner-striking processing on the window frame and comprises a left corner-striking mechanism 2 and a right corner-striking mechanism 2. The conveying device 5 is used for conveying the window frame 10, and is arranged in the middle of the whole machine bracket 1 along the longitudinal direction, namely the front-back direction, and is positioned between the left and right corner collision mechanisms 2. The two angle-collision mechanisms 2 are respectively arranged at the left side and the right side of the transverse sliding rail 4, and the angle-collision mechanism 2 at each side is connected with the transverse angle-collision moving device 3 at the same side, so that the left and the right transverse angle-collision moving devices 3 can respectively drive the angle-collision mechanisms 2 at the same side to move leftwards or rightwards along the transverse sliding rail 4, and the relative distance between the left and the right angle-collision mechanisms 2 can be adjusted.

As shown in fig. 6 and 7, each latch mechanism 2 further includes: the front and rear two sets of angle components 21, the front and rear two longitudinal angle moving devices 22, the longitudinal sliding rail 23 extending along the longitudinal direction, namely the front and rear direction, and the connecting plate 24 at the bottom. The longitudinal angle-collision moving device 22 and the longitudinal sliding rail 23 are mounted on the connecting plate 24, the two groups of angle-collision components 21 are respectively mounted on the front side and the rear side of the longitudinal sliding rail 23, and the angle-collision component 21 on each side is connected with the longitudinal angle-collision moving device 22 on the same side, so that the front and the rear longitudinal angle-collision moving devices 22 can respectively drive the angle-collision components 21 on the same side to move forwards or backwards along the longitudinal sliding rail 23, and the relative distance between the front and the rear angle-collision components 21 can be adjusted.

In this embodiment, as shown in fig. 5, the lateral angular movement device 3 includes: the device comprises a first motor 31, a first coupler 32, a first screw support 33, a first screw 34 arranged on the first screw support 33 and a lock nut block 35 screwed outside the first screw 34. The connecting plate 24 is fixedly connected with the locking nut block 35, and the first motor 31 drives the first screw rod 34 to rotate through the first coupling 32 so as to drive the locking nut block 35 and the connecting plate 24 to move leftwards or rightwards.

In this embodiment, as shown in fig. 3 and fig. 4, the whole machine support 1 is a square box structure, and three transverse sliding rails 4 are disposed on a top plate thereof, so that the corner-collision mechanism 2 can be stably installed on the transverse sliding rails 4 in a erected manner. The transverse angle-collision moving device 3 is mostly arranged below the top plate of the whole machine bracket 1, and only the locking nut block 35 in the transverse angle-collision moving device extends out of the top plate to be used for connecting the connecting plate 24 of the angle-collision mechanism 2. Correspondingly, a transverse through groove 11 is formed in the top plate of the whole machine support 1 for the locking nut block 35 to extend out and move left and right along the range of the through groove 11.

In this embodiment, as shown in fig. 7, the connecting plate 24 is square, and two longitudinal sliding rails 23 and two longitudinal angle-collision moving devices 22 are disposed on the connecting plate.

The longitudinal spring angle movement device 22 includes: the second motor 221, the second coupling 222, the second screw support 223, the second screw 224 mounted on the second screw support 223, and the nut seat connecting block 225 screwed outside the second screw 224. The latch assembly 21 is fixedly connected with the nut seat connecting block 225, and the second motor 221 drives the second screw rod 224 to rotate through the second coupler 222, so that the nut seat connecting block 225 and the latch assembly 21 can be driven to move forwards or backwards.

In this embodiment, as shown in fig. 14, the window frame 10 to be subjected to corner-striking addition is a common square window frame surrounded by four profiles 103, the outer sides of four corners of the square window frame are window frame outer side corners 101, the inner sides of four corners are window frame inner side corners 102, and the top of each profile 103 is provided with a side wing 105 protruding outwards. Wherein the corner to be struck 104 is located on the side profiles 103 near the outside corner 101 of each window frame.

The corner device of the present utility model has two corner mechanisms 2, namely left and right, and each corner mechanism 2 comprises two front and rear sets of corner components 21, so that four sets of corner components 21 are provided, the functions of each set of corner components 21 and the contained workpieces are the same, and only the structure of one set of corner components 21 is described below.

As shown in fig. 8 and 9, the corner block 21 includes: the device comprises a mounting frame 211, an angle-striking power assembly 212 for realizing angle-striking action, an outer side angle stop block 213 for blocking an outer side angle 101 of a window frame when the angle is struck, a shaping block 214 for tightly propping up an inner side angle 102 of the window frame when the angle is struck, a shaping block driving assembly 215 for driving the shaping block 214 to be close to or far away from the outer side angle stop block 213, a rising blocking assembly 216 for blocking the shaping block 214 to be far away from the outer side angle stop block 213 when the angle is struck, two outer blocking blocks 217, a pressing block 218 and a third cylinder 219, wherein the two outer blocking blocks are used for blocking the outer sides of two profiles 103 forming the angle part of the window frame when the angle is struck.

The mounting frame 211 has a top plate 2111, a bottom plate 2112, and posts 2113 supporting the connection of the top plate 2111 and the bottom plate 2112. Wherein, the bottom plate 2112 is fixedly connected with the nut seat connecting block 225 of the longitudinal angle-collision moving device 22.

The latch power assembly 212 is mounted on the top plate 2111 as shown in fig. 10, and includes: the device comprises a hydraulic cylinder 2121, a transverse pushing plate 2122 connected with the hydraulic cylinder 2121, two ejector blocks 2123 respectively connected with two sides of the transverse pushing plate 2122, a first guide block 2124 used for guiding and limiting the transverse pushing plate 2122, and a second guide block 2125 used for guiding and limiting the ejector blocks 2123. The lateral pushing plate 2122 is approximately U-shaped, the ejector blocks 2123 are mounted on the inner side of the side edge of the U-shaped lateral pushing plate 2122, the hydraulic cylinder 2121 drives the lateral pushing plate 2122 to move under the guidance of the first guide block 2124, and simultaneously drives the ejector blocks 2123 on two sides to approach each other under the guidance of the second guide block 2125 so as to achieve the effect that the two side ejector blocks meet or are far away from each other so as to separate from the window frame.

The press block 218 is mounted on the push rod of the third air cylinder 219 above the collision angle position between the two side push blocks 2123, and the third air cylinder 219 can drive the press block 218 to move downwards so as to press the corner of the window frame at the processing station or move upwards so as to release the window frame. The provision of the press 218 further positions the window frame to facilitate the corner-strike process.

The outside corner block 213 is fixed on the top plate 2111 of the mounting frame 211 at a position between two sides of the transverse pushing plate 2122, as shown in fig. 11, the side of the outside corner block 213 facing the window frame 10 is provided with a perpendicularly intersecting end face 2131, which exactly matches the window frame outside corner 101, and the perpendicularly intersecting end face 2131 blocks and abuts the outside of the window frame outside corner 101 at the time of corner collision.

As shown in fig. 8 and 12, the shaping block 214 protrudes from the upper surface of the top plate 2111, the shaping block 214 has a corner portion formed by two vertical surfaces intersecting perpendicularly on the side facing the outside corner stopper 213, the corner portion matches the inside corner 102 of the window frame, and the shaping block 214 has a vertical surface on the side facing away from the outside corner stopper 213.

The sizing block drive assembly 215 is mounted below the top plate 2111 and includes a first cylinder 2151 and a sizing block slide 2152. The shaping block 214 is fixedly connected with the slide rail base 2153, two sides of the slide rail base 2153 are provided with shaping block slide rails 2152, and the first cylinder 2151 can drive the slide rail base 2153 and the shaping block 214 to move back and forth along the shaping block slide rails 2152 so as to be close to or far away from the outer side angle stop block 213. At the moment of the angle, the shaping block 214 moves closer to the outside corner stop 213 and will abut the inside corner 102 of the window frame.

As shown in fig. 13, the lifting blocking assembly 216 includes a second cylinder 2161 and a blocking block 2162 connected to the second cylinder 2161, the second cylinder 2161 is installed below the top plate 2111, and the blocking block 2162 is driven by the second cylinder 2161 to extend upward above the top plate 2111 or retract downward below the surface of the top plate 2111 through the through hole formed in the top plate 2111. At the time of the corner, the corner power assembly 212 generates an inward thrust to the window frame outer side corner 101 and the shaping block 214, and the blocking block 2162 is driven to the lifting position by the second cylinder 2161 and abuts against the vertical surface of the shaping block 214 away from the side of the outer side corner block 213.

As shown in fig. 8, two outer stoppers 217 are fixedly installed on the top plate 2111 and located at both sides of the shaping block 214, and the two outer stoppers 217 are blocked at the outer sides of the two profiles 103 constituting the corner of the window frame when the window frame is bumped, so that the window frame can be further positioned to facilitate the bump processing.

In this embodiment, as shown in fig. 2, the transmission device 5 includes: a timing belt 51, a third motor 52, a front and rear fourth cylinders 53, and a plurality of vertical slide rails 54. The third motor 52 is used for driving the synchronous belt 51 to operate so as to drive the window frame 10 placed on the synchronous belt 51 to move. Four vertical sliding rails 54 are respectively installed on the front side and the rear side of the synchronous belt 51, the four vertical sliding rails 54 on each side are connected with a fourth air cylinder 53, and a sliding rail seat 55 which is in sliding sleeve connection with the four vertical sliding rails 54 is installed at a proper position of a supporting frame 56 of the transmission device, so that when the fourth air cylinders 53 on the two sides synchronously act, the vertical sliding rails 54 can be driven to move up and down, and the synchronous belt 51 and corresponding accessories thereof are driven to ascend or descend under the guide of the vertical sliding rails 54.

As shown in fig. 1 and 6, each of the corner-striking mechanisms 2 is provided with a roller assembly 26 composed of a plurality of rollers arranged in the conveying direction of the timing belt 51 on a side close to the conveying device 5, and a stopper guide bar 27 for restricting and guiding the position of the window frame is provided on an outer side of the roller assembly 26. In addition, a middle roller 25 and a fifth cylinder 28 for driving the middle roller 25 to lift are also arranged in the middle of the connecting plate 24 between the front and rear groups of corner modules 21. The roller assembly 26 can be supported below the side wings 105 of the window frame 10 during the transportation of the window frame 10, so that the window frame 10 can be more stably supported on the synchronous belt 51 to move, and the middle roller 25 is used for supporting the window frame 10 after the corner collision processing is completed.

In addition, a sensor 29 is installed at the position of each corner-contacting assembly 21 near the corner-contacting process, the sensor 29 is used for sensing whether the window frame 10 is in place, when the window frame 10 is sensed to be in place, the third motor 52 is stopped, and meanwhile, the fourth air cylinders 53 at two sides drive the conveyor belt 51 to descend, so that the window frame 10 enters the process position.

The operation flow of the automatic window frame corner collision machine is as follows:

1. the model size of the window frame 10 to be processed is set.

2. According to the setting, the first motor 31 is started to drive the first coupler 32 to rotate, and then the first screw rod 34 is rotated to drive the latch mechanism 2 connected with the lock nut block 35 to move to the setting position along the transverse sliding rail 4. Meanwhile, the second motor 221 is started to drive the second coupling 222 to rotate, and then the second screw rod 224 is rotated to drive the latch assembly 21 connected with the nut seat connecting block 225 to move to a set position along the longitudinal sliding rail 23.

3. The above respective corner modules 21 are automatically moved to the respective setting positions, at which time the following devices and workpieces are already in the initial positions:

the fourth cylinders 53 on the two sides are lifted, and the third motor 52 starts to rotate and drives the synchronous belt 51 to rotate;

the hydraulic cylinder 2121 is in a retracted state;

the third cylinder 219 drives the pressing block 218 to a lifted state;

the first cylinder 2151 drives the shaping block 214 in an extended state;

the second cylinder 2161 drives the blocking block 2162 to be in a descending and withdrawing state;

the fifth cylinder 28 drives the middle roller 25 to be in a lifted state.

4. The window frame 10 is placed on the moving timing belt 51, at which time the wings 105 of the window frame 10 are also just carried by the roller assemblies 26 and restrained by the restraining guide bar 27.

5. After passing the middle roller 25, the window frame 10 is transported to a position sensed by the sensor 29, and the third motor 52 is stopped.

6. After the third motor 52 is stopped, the fifth cylinder 28 descends, and at the same time, the fourth cylinders 53 at both sides also descend, and drive the timing belt 51 to descend, so that the window frame 10 descends.

7. The fifth cylinder 28, the fourth cylinders 53 on both sides are lowered into position, and the four corners of the window frame 10 are also just placed between the corresponding outside corner stops 213, the outside stops 217 on both sides, and the shaping blocks 214.

8. After the above actions are completed, the first cylinder 2151 is retracted, driving the shaping block 214 to push against the inner side angle 102 of the window frame; meanwhile, the window frame outside angle 101 is limited by the outside angle stopper 213.

9. After the shaping block 214 abuts the inner corner 102 of the window frame, the second cylinder 2161 pushes the blocking block 2162 up into position, where one side of the blocking block 2162 just abuts one side of the shaping block 214. Simultaneously with these work pieces, the third cylinder 219 pushes the pressing block 218 downward to press the upper surface of the corner corresponding position of the window frame 10.

10. After the corresponding positions of the window frame 10 are fixed by the workpieces, the hydraulic cylinder 2121 stretches out and pushes the transverse pushing plate 2122, and indirectly pushes the top block 2123 connected with the transverse pushing plate 2122 to complete the meeting angle of window frame assembly.

11. After the angle is finished, the hydraulic cylinder 2121 withdraws and drives the transverse pushing plate 2122 and the connected top block 2123 to separate from the window frame; then the second cylinder 2161 drives the blocking block 2162 to descend; the first cylinder 2151 then extends and pushes the shaping block 214 away from the reveal inner corner 102. At the same time, the third cylinder 219 drives the pressing block 218 to rise.

12. After the above, the fourth air cylinder 53 and the fifth air cylinder 28 on both sides are lifted at the same time, and the finished window frame 10 is lifted.

13. The third motor 52 is started to drive the synchronous belt 51 to rotate, the window frame 10 is carried by the roller assembly 26 and limited by the limiting guide rod 27, and then the processed window frame 10 is transported out of the corner-collision processing station.

14. And finishing the window frame assembly latch angle.

In summary, the automatic angle-striking machine for window frames can quickly set machining values of window frames with different sizes according to production requirements, after the setting, the angle-striking machine is automatically adjusted to a to-be-machined state, and four angles of the window frame 10 can be simultaneously subjected to angle-striking machining, so that the window frame is molded at one time, the production efficiency is greatly improved, and the angle-striking machining can be performed on the window frame with the size of 290mm Í mm at minimum, so that the application range is wider. The automatic corner collision machine for the window frames can be used singly or in combination with the whole window frame production line system for networking, has flexible use occasions, can continuously assemble the window frames, and has stable performance.

The above description is only of the preferred embodiments of the present utility model and is not intended to limit the present utility model, but various modifications and variations can be made to the present utility model by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. An automatic corner-snapping machine for window frames, comprising: the window frame comprises a complete machine bracket (1) and a corner collision device which is arranged on the complete machine bracket (1) and used for carrying out corner collision processing on a window frame; the method is characterized in that:

the corner collision device comprises a left corner collision mechanism (2) and a right corner collision mechanism (2), and the whole machine support (1) is further provided with: the device comprises a left transverse angle collision moving device (3), a right transverse angle collision moving device, a transverse sliding rail (4) extending along the left-right direction, and a transmission device (5) arranged between the two angle collision mechanisms and used for conveying a window frame (10); the two angle collision mechanisms (2) are respectively arranged at the left side and the right side of the transverse sliding rail (4) and are respectively connected with the two transverse angle collision moving devices (3), and the transverse angle collision moving devices (3) drive the angle collision mechanisms (2) to move leftwards or rightwards along the transverse sliding rail (4);

each corner-engaging mechanism (2) comprises: the front and rear two groups of angle collision assemblies (21), front and rear two longitudinal angle collision moving devices (22), a longitudinal sliding rail (23) extending along the front and rear direction and a connecting plate (24); the longitudinal angle collision moving device (22) and the longitudinal sliding rail (23) are arranged on the connecting plate (24), two groups of angle collision components (21) are respectively arranged on the front side and the rear side of the longitudinal sliding rail (23) and are respectively connected with the two longitudinal angle collision moving devices (22), and the longitudinal angle collision moving devices (22) drive the angle collision components (21) to move forwards or backwards along the longitudinal sliding rail (23);

the transmission device (5) conveys the window frame (10) to a processing position, the transverse angle collision moving device (3) drives the left angle collision mechanism and the right angle collision mechanism (2) to move relatively to the left side and the right side of the window frame (10), and the longitudinal angle collision moving device (22) drives the front angle collision assembly and the rear angle collision assembly (21) to move relatively to the front side and the rear side of the window frame (10), and the four angle collision assemblies (21) of the two angle collision mechanisms (2) simultaneously carry out angle collision processing on the four angles of the window frame (10).

2. The automatic corner-snapping machine for window frames according to claim 1, characterized in that said corner-snapping assembly (21) comprises: the device comprises a mounting frame (211), a latch angle power assembly (212) for realizing latch angle action, an outer side angle stop block (213) fixed on the mounting frame (211) for blocking an outer side angle (101) of a window frame when the latch angle happens, a shaping block (214) for tightly propping up an inner side angle (102) of the window frame when the latch angle happens, a shaping block driving assembly (215) for driving the shaping block (214) to be close to or far away from the outer side angle stop block (213), and a rising blocking assembly (216) for blocking the shaping block (214) to be far away from the outer side angle stop block (213) when the latch angle happens.

3. The automatic window frame corner lighting machine according to claim 2, characterized in that said corner lighting power assembly (212) comprises: the device comprises a hydraulic cylinder (2121), a transverse pushing plate (2122) connected with the hydraulic cylinder (2121), two top blocks (2123) respectively connected with two sides of the transverse pushing plate (2122), a first guide block (2124) for guiding and limiting the transverse pushing plate (2122), and a second guide block (2125) for guiding and limiting the top blocks (2123); the hydraulic cylinder (2121) drives the transverse pushing plate (2122) to move under the guide of the first guide block (2124), and simultaneously drives the top block (2123) to realize the collision angle of the window frame or separate from the window frame under the guide of the second guide block (2125).

4. The automatic corner-snapping machine for window frames according to claim 2, characterized in that: the shaping block driving assembly (215) comprises a first air cylinder (2151) and a shaping block sliding rail (2152), the shaping block (214) is arranged on the shaping block sliding rail (2152), and the first air cylinder (2151) drives the shaping block (214) to move along the shaping block sliding rail (2152).

5. The automatic corner-snapping machine for window frames according to claim 2, characterized in that: the lifting blocking assembly (216) comprises a second cylinder (2161) and a blocking block (2162) connected with the second cylinder (2161), and when the angle happens, the blocking block (2162) is driven to a lifting position by the second cylinder (2161) and is blocked at one side, far away from the outer side angle stop block (213), of the shaping block (214).

6. The automatic corner-snapping machine for window frames according to any of the claims from 2 to 5, characterized in that said corner-snapping assembly (21) further comprises: two outer baffle blocks (217) which are fixed on the mounting frame (211) and used for blocking the outer sides of two sections (103) forming the corner of the window frame when the angle is met, a pressing block (218) and a third air cylinder (219) which drives the pressing block (218) to move up and down so as to loosen or press the corner of the window frame positioned at the processing station.

7. A window frame automatic corner-snapping machine according to any of the claims from 1 to 5, characterized in that said lateral corner-snapping moving means (3) comprise: the device comprises a first motor (31), a first coupler (32), a first screw support (33), a first screw (34) arranged on the first screw support (33) and a lock nut block (35) screwed outside the first screw (34), wherein the connecting plate (24) is fixedly connected with the lock nut block (35); the first motor (31) drives the first screw rod (34) to rotate through the first coupler (32) so as to drive the locking nut block (35) and the connecting plate (24) to move leftwards or rightwards.

8. The automatic corner-snapping machine for window frames according to any of the claims from 1 to 5, characterized in that said longitudinal corner-snapping moving means (22) comprise: the spring angle assembly comprises a second motor (221), a second coupler (222), a second screw rod support (223), a second screw rod (224) arranged on the second screw rod support (223) and a nut seat connecting block (225) screwed outside the second screw rod (224), wherein the spring angle assembly (21) is fixedly connected with the nut seat connecting block (225); the second motor (221) drives the second screw rod (224) to rotate through the second coupler (222) so as to drive the nut seat connecting block (225) and the latch angle assembly (21) to move forwards or backwards.

9. A window frame automatic corner-snapping machine according to any of claims 1 to 5, characterized in that said conveying means (5) comprise: a timing belt (51), a third motor (52) for driving the timing belt (51) to operate, a fourth cylinder (53), and a vertical slide rail (54); the vertical sliding rail (54) is connected with the synchronous belt (51) and a fourth air cylinder (53), and the fourth air cylinder (53) drives the vertical sliding rail (54) and the synchronous belt (51) to ascend or descend.

10. The automatic corner-snapping machine for window frames according to any of the claims 1 to 5, characterized in that each corner-snapping mechanism (2) is provided with a roller assembly (26) arranged along the conveying direction on the side close to the conveying device (5), a limit guide bar (27) for limiting and guiding the position of the window frame is arranged on the outer side of the roller assembly (26), a middle roller (25) and a fifth cylinder (28) for driving the middle roller (25) to lift are arranged in the middle of a connecting plate (24) between the front and rear sets of corner-snapping assemblies (21).