Grinding device for inner corners of aluminum alloy doors and windows

Abstract

The utility model discloses an aluminum alloy door and window inner angle polishing device which comprises a base, positioning seats are installed on the two sides of the upper portion of the base, positioning blocks are installed on the inner sides of the positioning seats, and lifting push rods are connected to the upper portions of the positioning blocks. The lifting plate is installed in the middle of the upper portion of the positioning seat, a two-way hydraulic cylinder is installed in the lifting plate, and the two sides of the two-way hydraulic cylinder are both connected with grinding blocks; the limiting plate is installed in the grinding block, a connecting plate is connected to the middle of the lower portion of the limiting plate, and a telescopic spring is installed in the connecting plate; and the chipping collecting box is installed in the base, and a discharging through opening is formed in the upper portion of the chipping collecting box. Compared with an existing device, according to the aluminum alloy door and window inner angle grinding device, the grinding blocks can be conveyed in the horizontal direction through the two-way hydraulic cylinder, and therefore the relative distance of the grinding blocks can be adjusted according to the sizes of doors and windows.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding devices, in particular to an inner angle grinding device for aluminum alloy doors and windows. Background Art

[0002] Aluminum alloy doors and windows refer to doors and windows made of aluminum alloy extruded profiles as frames, stiles and fan materials. They are called aluminum alloy doors and windows, or aluminum doors and windows for short. In the production process of aluminum alloy doors and windows, a grinding device is needed to grind the inner corners, so an aluminum alloy door and window inner corner grinding device is needed.

[0003] The Chinese patent with the authorization publication number CN211163331U discloses a device for grinding the inner corners of aluminum alloy doors and windows, and relates to the technical field of grinding doors and windows. The utility model includes a chassis, and the top of the chassis is rotatably connected to a rotating seat; a side plate is fixed on one side of the top of the chassis; a top plate is vertically fixed on the top of the side plate; a first cylinder is fixed on the bottom of the top plate; a lifting plate is hinged at one end of the piston rod of the first cylinder; a first guide rod is provided at the bottom of the lifting plate; a moving seat is slidably matched with the side surface of the first guide rod; a guide rail is provided on one side of the moving seat; a linear motor is slidably matched with the side surface of the guide rail; and a sanding belt is sleeved between two adjacent guide wheels. The utility model limits and fixes the aluminum alloy doors and windows through a rotating seat, the first cylinder drives the lifting plate to move downward, and the second cylinder pushes the moving seat to make the two sanding belts fit with the aluminum alloy doors and windows, so as to quickly grind the inner side and inner corner of the aluminum alloy plate, increase the working efficiency of grinding the aluminum alloy plate, reduce the labor intensity of the user, and ensure the effect of grinding the inner corner of the aluminum alloy plate.

[0004] Although the above-mentioned inner corner grinding device for aluminum alloy doors and windows uses the second cylinder to push the moving seat to make the two sanding belts fit with the aluminum alloy doors and windows, and quickly grind the inner side and inner corner of the aluminum alloy plate, thereby increasing the working efficiency of aluminum alloy plate grinding, the grinding parts in the existing grinding device are usually fixed in size and cannot be properly adjusted according to the size of the doors and windows, which reduces the applicability of the device. For this reason, we propose an inner corner grinding device for aluminum alloy doors and windows. Utility Model Content

[0005] The purpose of the utility model is to provide an aluminum alloy door and window inner corner grinding device to solve the problem raised in the above background technology that the grinding parts in the existing grinding devices are usually fixed in size and cannot be properly adjusted according to the size of the doors and windows, thereby reducing the applicability of the device.

[0006] To achieve the above purpose, the utility model provides the following technical solution: a device for grinding inner corners of aluminum alloy doors and windows, comprising:

[0007] A base, wherein positioning seats are installed on both sides above the base, and positioning blocks are installed on the inner sides of the positioning seats, and a lifting push rod is connected above the positioning blocks;

[0008] A lifting plate is installed in the middle of the positioning seat, a two-way hydraulic cylinder is installed inside the lifting plate, and grinding blocks are connected to both sides of the two-way hydraulic cylinder;

[0009] A limit plate is installed inside the grinding block, a connecting plate is connected to the middle part below the limit plate, and a telescopic spring is installed inside the connecting plate;

[0010] A debris collection box is installed inside the base, and a material discharge opening is arranged above the debris collection box.

[0011] Preferably, a telescopic structure is formed between the lifting push rod and the positioning block, and the positioning seat is symmetrically distributed about the vertical center line of the base.

[0012] Preferably, the positioning seat is further provided with:

[0013] A nut seat is connected to the outer side of the positioning seat, a threaded screw is installed inside the nut seat, and a driving motor is connected below the threaded screw.

[0014] Preferably, a rotating structure is formed between the driving motor and the threaded screw, and the threaded screw passes through the interior of the nut seat.

[0015] Preferably, the lifting plate is further provided with:

[0016] A lifting hydraulic cylinder is installed on both sides above the lifting plate. A telescopic structure is formed between the bidirectional hydraulic cylinder and the grinding block, and a telescopic structure is formed between the lifting hydraulic cylinder and the lifting plate.

[0017] Preferably, the limit plate passes through the interior of the grinding block, and the limit plate forms a tensile structure with the connecting plate through a telescopic spring.

[0018] Preferably, the discharge port corresponds to the position of the debris collection box, and the debris collection box is detachably connected to the base.

[0019] Compared with the prior art, the utility model provides an aluminum alloy door and window inner corner grinding device, which has the following beneficial effects:

[0020] The utility model can transfer the grinding block in the horizontal direction through the bidirectional hydraulic cylinder, so that the relative distance of the grinding blocks can be adjusted according to the size of the door and window, avoiding the problem that the grinding parts in the existing grinding device are usually of fixed size and cannot be properly adjusted according to the size of the door and window, thereby reducing the applicability of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0022] Figure 2 This is a schematic diagram of the structure of the utility model after the limit plate is flipped;

[0023] Figure 3 It is a structural schematic diagram of the debris collection box of the utility model.

[0024] In the figure: 1. Base; 2. Positioning seat; 3. Lifting push rod; 4. Positioning block; 5. Nut seat; 6. Threaded screw; 7. Driving motor; 8. Lifting plate; 9. Bidirectional hydraulic cylinder; 10. Grinding block; 11. Lifting hydraulic cylinder; 12. Limiting plate; 13. Connecting plate; 14. Telescopic spring; 15. Unloading port; 16. Debris collection box. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] See also Figure 1-2 , a device for grinding inner angles of aluminum alloy doors and windows, comprising: a base 1, positioning seats 2 are installed on both sides above the base 1, and positioning blocks 4 are installed on the inner side of the positioning seats 2, and a lifting push rod 3 is connected to the top of the positioning block 4; a telescopic structure is formed between the lifting push rod 3 and the positioning block 4, and the positioning seat 2 is symmetrically distributed about the vertical center line of the base 1; the lifting push rod 3 can drive the positioning block 4 to be transmitted in the vertical direction, so that the aluminum alloy door and window can be positioned on the positioning seat 2 through the downward positioning block 4; a nut seat 5, which is connected to the outer side of the positioning seat 2, a threaded screw 6 is installed inside the nut seat 5, and a driving motor 7 is connected below the threaded screw 6; a rotating structure is formed between the driving motor 7 and the threaded screw 6, and the threaded screw 6 runs through the inside of the nut seat 5; the driving motor 7 can drive the threaded screw 6 to rotate, and the rotating threaded screw 6 can transmit the nut seat 5 and the positioning seat 2 in the vertical direction, so that the aluminum alloy door and window can be driven to move up to a suitable position.

[0027] See also Figure 1 and 3, a device for grinding the inner corners of aluminum alloy doors and windows, comprising: a lifting plate 8, which is installed in the middle part above the positioning seat 2, a two-way hydraulic cylinder 9 is installed inside the lifting plate 8, and grinding blocks 10 are connected to both sides of the two-way hydraulic cylinder 9; a lifting hydraulic cylinder 11, which is installed on both sides above the lifting plate 8, a telescopic structure is formed between the two-way hydraulic cylinder 9 and the grinding block 10, and a telescopic structure is formed between the lifting hydraulic cylinder 11 and the lifting plate 8; the two-way hydraulic cylinder 9 can transport the grinding block 10 in the horizontal direction, so that the relative distance of the grinding block 10 can be adjusted according to the size of the door and window, and the lifting plate 8 can be driven to rise and fall by the lifting hydraulic cylinder 11, so that the grinding block 10 can be sent to the door and window position; a limit plate 12, which is installed inside the grinding block 10, and the limit plate 12 is below A connecting plate 13 is connected to the middle of the square, and a telescopic spring 14 is installed inside the connecting plate 13; the limit plate 12 runs through the interior of the grinding block 10, and the limit plate 12 forms a tensile structure with the connecting plate 13 through the telescopic spring 14; the limit plate 12 can limit the lifting and lowering of the grinding block 10, and the telescopic spring 14 can make the limit plate 12 and the connecting plate 13 stretch each other with the movement; the debris collection box 16 is installed inside the base 1, and a discharge opening 15 is arranged above the debris collection box 16; the discharge opening 15 corresponds to the position of the debris collection box 16, and the debris collection box 16 is detachably connected to the base 1; the discharge opening 15 can facilitate the dust and debris generated during the grinding process to fall into the debris collection box 16 for collection.

[0028] Working principle: When using the aluminum alloy door and window inner angle grinding device, first place the aluminum alloy door and window on the positioning seat 2, start the lifting push rod 3, and the lifting push rod 3 drives the positioning block 4 to be transferred in the vertical direction, so that the aluminum alloy door and window can be positioned on the positioning seat 2 through the downward positioning block 4; secondly, start the driving motor 7, and the driving motor 7 drives the threaded screw 6 to rotate. The rotating threaded screw 6 can transfer the nut seat 5 and the positioning seat 2 in the vertical direction, so as to drive the aluminum alloy door and window to move up to the appropriate position; then start the two-way hydraulic cylinder 9, and the two-way hydraulic cylinder 9 can transfer the grinding block 10 in the horizontal direction. The lifting plate 8 can be driven to lift and lower the grinding block 10 through the lifting hydraulic cylinder 11 until the grinding block 10 is delivered to the door and window position; finally, the limit plate 12 can limit the lifting and lowering of the grinding block 10, and the telescopic spring 14 can make the limit plate 12 stretch with the connecting plate 13 as it moves, and the dust and debris generated during the grinding process can be collected in the debris collection box 16 through the unloading port 15, and the debris collection box 16 can be taken out and cleaned later. This is the working principle of the inner angle grinding device for aluminum alloy doors and windows.

[0029] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A device for grinding inner corners of aluminum alloy doors and windows, characterized in that: include: A base (1), wherein positioning seats (2) are installed on both sides above the base (1), and positioning blocks (4) are installed on the inner sides of the positioning seats (2), and a lifting push rod (3) is connected to the top of the positioning block (4); A lifting plate (8) is installed in the middle of the positioning seat (2), a bidirectional hydraulic cylinder (9) is installed inside the lifting plate (8), and grinding blocks (10) are connected to both sides of the bidirectional hydraulic cylinder (9); A limit plate (12) is installed inside the grinding block (10); a connecting plate (13) is connected to the middle portion below the limit plate (12); and a telescopic spring (14) is installed inside the connecting plate (13); A debris collection box (16) is installed inside the base (1), and a material discharge opening (15) is provided above the debris collection box (16).

2. The inner corner grinding device for aluminum alloy doors and windows according to claim 1, characterized in that: A telescopic structure is formed between the lifting push rod (3) and the positioning block (4), and the positioning seat (2) is symmetrically distributed with respect to the vertical center line of the base (1).

3. The inner corner grinding device for aluminum alloy doors and windows according to claim 1, characterized in that: The positioning seat (2) is also provided with: A nut seat (5) is connected to the outside of the positioning seat (2), a threaded screw (6) is installed inside the nut seat (5), and a driving motor (7) is connected below the threaded screw (6).

4. The inner corner grinding device for aluminum alloy doors and windows according to claim 3 is characterized in that: A rotating structure is formed between the driving motor (7) and the threaded screw (6), and the threaded screw (6) penetrates the interior of the nut seat (5).

5. The inner corner grinding device for aluminum alloy doors and windows according to claim 1, characterized in that: The lifting plate (8) is also provided with: A lifting hydraulic cylinder (11) is installed on both sides above the lifting plate (8); a telescopic structure is formed between the bidirectional hydraulic cylinder (9) and the grinding block (10); and a telescopic structure is formed between the lifting hydraulic cylinder (11) and the lifting plate (8).

6. The inner corner grinding device for aluminum alloy doors and windows according to claim 1, characterized in that: The limiting plate (12) penetrates the interior of the grinding block (10), and the limiting plate (12) forms a tensile structure with the connecting plate (13) through the telescopic spring (14).

7. The inner corner grinding device for aluminum alloy doors and windows according to claim 1, characterized in that: The material discharge opening (15) corresponds to the position of the debris collection box (16), and the debris collection box (16) is detachably connected to the base (1).

Images