Polishing device for aluminum profile door and window frame
Technical Field
The invention relates to the technical field of door and window production, in particular to an aluminum profile door and window frame polishing device.
Background
After the aluminum profile door and window frame is welded, an uneven plane formed by welding scraps can appear on the interface, and at the moment, polishing treatment is needed to be carried out on the welding scraps on the interface by using polishing equipment.
Referring to China patent publication No. CN109129129A, publication No. 2019, 01 and 04, specifically discloses an aluminum alloy welding seam polishing mechanism, which comprises a frame, a workpiece positioning device and a polishing device, wherein a working platform is arranged on the frame, a polishing groove is arranged on the working platform, the workpiece positioning device is arranged above the polishing groove and is arranged on the working platform, the polishing device is fixedly arranged below the polishing groove, the polishing device comprises a first abrasive belt roller polishing device and a second abrasive belt roller polishing device, a spraying device is arranged between the first abrasive belt roller polishing device and the second abrasive belt roller polishing device, the first abrasive belt roller polishing device and the second abrasive belt roller polishing device are respectively connected with a sliding rail through a sliding block, the sliding block is driven to move through a driving device, the sliding rail is fixed on the side surface of a supporting plate which is perpendicular to the working platform, and two ends of the supporting plate are respectively connected with the frame.
When the abrasive belt is used for polishing, the abrasive belt runs at a high speed under the drive of the motor, and when the abrasive belt is deviated, the abrasive belt can not be correspondingly adjusted in time and a corresponding tensioning mechanism is arranged at the position of the driving wheel, so that the abrasive belt is easy to fall off from the driving wheel, and the polishing work is troublesome.
Disclosure of Invention
The invention aims at providing an aluminum profile door and window frame polishing device aiming at the existing state of the art.
In order to achieve the above purpose, the invention adopts the following technical scheme: the utility model provides an aluminium alloy door and window frame grinding device, includes the workstation and is located at least a set of grinding machanism on the workstation, grinding machanism includes mounting panel, grinding motor, drive wheel and abrasive band, and the grinding motor is located one side of mounting panel to be connected its characterized in that through ring flange and drive wheel: the belt sander is characterized in that a pressing wheel used for pressing the abrasive belt downwards to polish the frame is arranged below the driving wheel, a lifting assembly used for driving the pressing wheel to move up and down to adjust the distance between the abrasive belt and the frame is arranged on the pressing wheel, a first driving wheel and a second driving wheel are arranged on two sides above the pressing wheel, a tensioning assembly used for adjusting the tension degree of the abrasive belt is arranged on the first driving wheel, and a positioning assembly used for adjusting the position of the abrasive belt relative to the second driving wheel is arranged on one side of the second driving wheel.
The workbench is provided with a transverse backing plate and a longitudinal backing plate for supporting the frame, opposite angle backing plates are arranged at two ends of the outer side of the transverse backing plate, and the opposite angle backing plates are provided with notches for accommodating welding scraps.
Preferably, the transverse base plate and the longitudinal base plate are respectively provided with a transverse reference plate and a longitudinal reference plate, the opposite sides of the transverse reference plates are provided with a first pushing assembly for pushing the frame into the frame to be abutted against the transverse reference plates, the first pushing assembly comprises a first pushing cylinder and a first pushing plate, and the first pushing plate is connected with the extending end of the first pushing cylinder.
Further, the outside of vertical datum plate is fixed and is equipped with when the frame advances to horizontal datum plate, is used for the frame to move the unit that moves a little on vertical datum plate, first little moves the unit including benchmark base, first little moves slider and first little moves the guide rail, and first little moves the slider fixed setting on benchmark base, and first little moves the guide rail and locates on the vertical datum plate and can move in first little moves the slider.
Further, a second pushing assembly for pushing the frame to be abutted against the longitudinal datum plate is arranged on the opposite side of the longitudinal datum plate, the second pushing assembly comprises a second pushing cylinder and a second pushing plate, and the second pushing plate is connected with the extending end of the second pushing cylinder.
Further, a second micro-moving unit matched with the first micro-moving unit is arranged between the second pushing cylinder and the second pushing plate, the second micro-moving unit comprises a second micro-moving sliding block and a second micro-moving guide rail, the second micro-moving sliding block is connected with the second pushing cylinder, and the second micro-moving guide rail is arranged on the second pushing plate and can move in the second micro-moving sliding block.
The driving wheel, the compression wheel, the first driving wheel and the second driving wheel are all positioned on the inner side of the abrasive belt and positioned on the mounting plate, and the first driving wheel is positioned on one side close to the lower side of the driving wheel.
Preferably, the lifting assembly comprises a lifting cylinder, a lifting sliding plate and a lifting guide rail, wherein the lifting guide rail is arranged on the mounting plate, and the lifting sliding plate is connected with the lifting cylinder and drives the lifting sliding plate to lift on the lifting guide rail.
The tensioning assembly comprises a tensioning cylinder, a swinging rod and a rotating rod, wherein the rotating rod can rotate on the mounting plate around the center of the rotating rod, the first driving wheel is connected with one end of the rotating rod, the tensioning cylinder is connected with the swinging rod through a single toggle joint, and two ends of the end face of the tail end of the swinging rod are respectively provided with a plurality of inclined planes which are used for being abutted against the rotating rod.
The positioning assembly comprises a screw rod and a connecting rod, one end of the screw rod is in threaded connection with the mounting plate, the other end of the screw rod is fixedly connected with the connecting rod, and the second driving wheel is fixedly arranged on the connecting rod.
The invention has the beneficial effects that: the tensioning assembly is arranged on the first driving wheel, and the positioning assembly capable of adjusting the position of the abrasive belt relative to the second driving wheel is arranged on one side of the second driving wheel, so that the aluminum profile frame can be polished quickly, and the abrasive belt is prevented from falling off.
Drawings
Fig. 1 is a front view of an aluminum profile door and window frame grinding device.
Fig. 2 is a top view of the aluminum profile door and window frame grinding device.
Fig. 3 is a perspective view of an aluminum profile door and window frame grinding device.
Fig. 4 is a front view of the grinding mechanism.
Fig. 5 is a perspective view of the grinding mechanism.
Fig. 6 is an enlarged view at a in fig. 5.
Fig. 7 is a top view of the table.
Fig. 8 is a perspective view of the table.
Fig. 9 is an enlarged view at B in fig. 8.
Fig. 10 is a state diagram of the use of the table.
Fig. 11 is a top view of the table with the closure plate removed.
Fig. 12 is an enlarged view at C in fig. 11.
Fig. 13 is a perspective view of the table with the closure plate removed.
In the figure: 1. the polishing machine comprises a workbench, 2, a polishing mechanism, 21, a mounting plate, 22, a polishing motor, 23, a driving wheel, 24, a sanding belt, 25, a pressing wheel, 3, a lifting assembly, 31, a lifting cylinder, 32, a lifting sliding plate, 33, a lifting guide rail, 4, a first driving wheel, 5, a second driving wheel, 6, a tensioning assembly, 61, a tensioning cylinder, 62, a swinging rod, 63, a rotating rod, 64, a single toggle joint, 65, a terminal end face, 66, an upper inclined face, 67, a lower inclined face, 7, a positioning assembly, 71, a screw, 72, a connecting rod, 8, a transverse backing plate, 9, a longitudinal backing plate, 10, a diagonal backing plate, 11, a notch, 12, a transverse reference plate, 13, a longitudinal reference plate, 14, a first pushing assembly, 141, a first pushing cylinder, 142, a first pushing plate, 15, a first micro-moving unit, 151, a reference base, 152, a first micro-moving slide, 153, a first micro-moving guide rail, 16, a second pushing assembly, 161, a second pushing cylinder, 162, a second pushing plate, 17, a second pushing plate, a second micro-moving unit, a vacuum chuck, 171, a second micro-moving guide rail, a frame, a micro-moving frame, 18, a vacuum chuck.
Detailed Description
The invention is further illustrated by the following examples in conjunction with the accompanying drawings:
Referring to fig. 1-3, the invention discloses an aluminum profile door and window frame polishing device, which comprises a workbench 1 and at least one group of polishing mechanisms 2 positioned on the workbench 1.
As shown in fig. 4-6, the polishing mechanism 2 comprises a mounting plate 21, a polishing motor 22, a driving wheel 23 and an abrasive belt 24, wherein the polishing motor 22 is positioned on one side of the mounting plate 21 and is connected with the driving wheel 23 through a flange, a pressing wheel 25 for pressing the abrasive belt 24 downwards to polish the frame 19 is arranged below the driving wheel 23, the pressing wheel 25 is provided with a lifting assembly 3 for driving the pressing wheel 25 to move up and down so as to adjust the distance between the abrasive belt 24 and the frame 19, two sides above the pressing wheel 25 are provided with a first driving wheel 4 and a second driving wheel 5, the first driving wheel 4 is provided with a tensioning assembly 6 for adjusting the tension degree of the abrasive belt 24, and one side of the second driving wheel 5 is provided with a positioning assembly 7 for adjusting the position of the abrasive belt 24 relative to the second driving wheel 5.
The drive wheel 23, the pinch wheel 25, the first drive wheel 4 and the second drive wheel 5 are all located inside the sanding belt 24 and positioned on the mounting plate 21, the first drive wheel 4 being located on the side close to the underside of the drive wheel 23, the second drive wheel 5 being located on the side remote from the drive wheel 23. Because the distance between the second driving wheel 5 and the driving wheel 23 is large, the abrasive belt 24 is easy to deviate in the transmission process so as to fall off from the second driving wheel 5, and therefore, the positioning assembly 7 is arranged on one side of the second driving wheel 5. The positioning assembly 7 comprises a screw 71 and a connecting rod 72, one end of the screw 71 is in threaded connection with the mounting plate 21, the other end of the screw is fixedly connected with the connecting rod 72, and the second driving wheel 5 is fixedly arranged on the connecting rod 72. When adjusting the position of the abrasive belt 24 relative to the second driving wheel 5, one end of the screw 71 is in threaded connection with the mounting plate 21, the other end is fixedly connected with the connecting rod 72, and one end of the connecting rod 72 is connected with the second driving wheel 5, so that the position change of the second driving wheel 5 is driven by the position change of the connecting rod 72, that is, when the screw 71 is screwed in or screwed out on the mounting plate 21, the connecting rod 72 can deviate by a certain angle around the fixed point of the connecting rod with the second driving wheel 5. When screw 71 is screwed in clockwise on mounting plate 21, connecting rod 72 rotates clockwise by a certain angle around its fixed point with second drive wheel 5, and abrasive belt 24 slides along the surface of second drive wheel 5 towards mounting plate 21; similarly, when screw 71 is rotated counter-clockwise from mounting plate 21, belt 24 slides along the surface of second drive wheel 5 in a direction away from mounting plate 21, thereby effecting adjustment of belt 24 relative to second drive wheel 5.
The pressing wheel 25 is used for pressing the abrasive belt 24 to polish the frame 19, the position of the pressing wheel 25 is required to be lower than the first driving wheel 4 and the second driving wheel 5, the lifting assembly 3 arranged on the pressing wheel 25 comprises a lifting cylinder 31, a lifting sliding plate 32 and a lifting guide rail 33, the lifting guide rail 33 is arranged on the mounting plate 21, and the lifting sliding plate 32 is connected with the lifting cylinder 31 and drives the lifting sliding plate 32 to lift on the lifting guide rail 33.
The tensioning assembly 6 acts on the first driving wheel 4 and comprises a tensioning cylinder 61, a swinging rod 62 and a rotating rod 63, the rotating rod 63 can rotate on the mounting plate 21 around the center of the rotating rod 63 and marks the rotation center point of the rotating rod 63 as a point G, the first driving wheel 4 is connected with one end of the rotating rod 63, the tensioning cylinder 61 is connected with the swinging rod 62 through a single-toggle joint 64, one end of the swinging rod 62 is rotatably arranged on the mounting plate 21, the rotation center of the swinging rod 62 is a point H, and two ends of the end face 65 of the tail end of the swinging rod 62 are respectively provided with a plurality of inclined planes which are used for being abutted against the rotating rod 63. The two ends of the end face 65 of the swinging rod 62 adopted in the embodiment are respectively provided with an inclined plane for abutting against the rotating rod 63, namely an upper inclined plane 66 and a lower inclined plane 67, when the upper inclined plane 66 abuts against the rotating rod 63, the rotating rod 63 rotates clockwise around the point G, and at the moment, the rotating rod 63 drives the first driving wheel 4 to move towards the direction approaching to the pressing wheel 25, so that the spreading degree of the abrasive belt 24 can be reduced; similarly, when lower inclined surface 67 abuts against rotary lever 63, the degree of spreading of belt 24 can be increased, and the tension of belt 24 can be increased.
As shown in fig. 7-10, the workbench 1 is provided with a transverse backing plate 8 and a longitudinal backing plate 9 for supporting a frame 19, two opposite angle backing plates 10 are arranged at two outer ends of the transverse backing plate 8, and a notch 11 for containing welding scraps is formed in the opposite angle backing plate 10. After the frame 19 is welded, welding scraps are piled up at the joint, and the notch 11 for containing the welding scraps at the joint of the frame 19 is arranged on the diagonal backing plate 10, so that the uneven placement of the frame 19 caused by the piling of the welding scraps is reduced, and the uneven polishing of the frame 19 is further caused.
The transverse backing plates 8 can be multiple pieces, and when the frames 19 with different sizes are polished, the distance between each two transverse backing plates 8 can be adjusted, so that the requirements for polishing the frames 19 with different sizes are met.
The transverse base plate 8 and the longitudinal base plate 9 are respectively provided with a transverse reference plate 12 and a longitudinal reference plate 13, the opposite sides of the transverse reference plate 12 are provided with a first pushing assembly 14 for pushing the frame 19 into contact with the transverse reference plate 12, the first pushing assembly 14 comprises a first pushing cylinder 141 and a first pushing plate 142, and the first pushing plate 142 is connected with the extending end of the first pushing cylinder 141.
The outer side of the longitudinal reference plate 13 is fixedly provided with a first micro-moving unit 15 for sliding the frame 19 on the longitudinal reference plate 13 when the frame 19 is pushed toward the transverse reference plate 12, the first micro-moving unit 15 comprises a reference base 151, a first micro-moving slide block 152 and a first micro-moving guide rail 153, the first micro-moving slide block 152 is fixedly arranged on the reference base 151, and the first micro-moving guide rail 153 is arranged on the longitudinal reference plate 13 and can move in the first micro-moving slide block 152.
Opposite the longitudinal datum plate 13 is provided a second push assembly 16 for pushing the frame 19 into abutment with the longitudinal datum plate 13, the second push assembly 16 comprising a second push cylinder 161 and a second push plate 162, the second push plate 162 being connected to the projecting end of the second push cylinder 161.
A second micro-moving unit 17 matched with the first micro-moving unit 15 is arranged between the second pushing cylinder 161 and the second pushing plate 162, the second micro-moving unit 17 comprises a second micro-moving sliding block 171 and a second micro-moving guide rail 172, the second micro-moving sliding block 171 is connected with the second pushing cylinder 161, and the second micro-moving guide rail 172 is arranged on the second pushing plate 162 and can move in the second micro-moving sliding block 171.
A sealing plate for dust prevention is arranged above the first micro-moving unit 15 and the second micro-moving unit 17, as shown in fig. 11-13, and is a schematic structural diagram of the workbench when the sealing plate is removed.
When the frame 19 placed in the transverse backing plate 8 and the longitudinal backing plate 9 is positioned, the second pushing cylinder 161 pushes out the second pushing plate 162, the frame 19 is propped against the longitudinal datum plate 13, the frame 19 is clamped between the longitudinal datum plate 13 and the second pushing plate 162, then the first pushing cylinder 141 pushes out the first pushing plate 142, at this time, the frame 19 drives the longitudinal datum plate 13 and the second pushing plate 162 to slightly move towards the transverse datum plate 12 along the first slightly moving guide rail 153 and the second slightly moving guide rail 172, and the first pushing cylinder 141 pushes against the frame 19 towards the transverse datum plate 12. After the frame 19 is positioned, the frame 19 is firmly positioned on the workbench 1 by arranging the vacuum chuck 18 on the transverse backing plate 8 so as to prevent the frame 19 from moving during polishing.
In addition, the polishing device for the aluminum profile door and window frame adopts a numerical control engraving machine driving mechanism for driving the polishing mechanism 2 to move in the x axis, the y axis and the z axis, the numerical control engraving machine driving mechanism is commercially available, is described in the Chinese patent application publication CN101879727B, and can be used in other similar devices.
The tensioning assembly is arranged on the first driving wheel, and the positioning assembly capable of adjusting the position of the abrasive belt relative to the second driving wheel is arranged on one side of the second driving wheel, so that the aluminum profile frame can be polished quickly, and the abrasive belt is prevented from falling off.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the invention.