Workpiece burr scraping mechanism

Abstract

The burr scraping mechanism comprises a base, a shell with an upward opening is arranged above the base, a plurality of movable mounting plates are arranged at the top of the shell, and scraping plates are mounted at the tops of the mounting plates. By arranging a second motor, a second rotating shaft, a fixing frame, a telescopic rod, a first fixing plate, a rubber pad, a spring, a second supporting column, a second electric push rod, a third motor, a third rotating shaft and a second fixing plate, a rotating fixing device is formed; a machined part is fixed through mutual cooperation of a first fixing plate and a second fixing plate, a second motor and a third motor are started at the same time to drive the machined part to rotate, the machined part is turned over rapidly, and when burrs of the machined part are scraped, the other two side surfaces of the machined part can be polished without repeated disassembly and assembly of the machined part; manpower is saved, and the machining speed is increased.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece processing, in particular to a mechanism for scraping burrs of a workpiece. Background Art

[0002] During the production process of workpieces, the surface of the newly produced workpieces usually carries a large number of burrs, which affects the quality of the workpieces. Therefore, it is necessary to remove the burrs through a burr scraping mechanism. However, the existing burr scraping mechanism can usually only remove burrs from one or both sides of the workpiece surface at the same time. In the process of removing burrs from the entire surface of the workpiece, the workpiece needs to be repeatedly disassembled and assembled, which increases the workload of the staff and reduces the processing speed.

[0003] For example, a burr scraping tool for aluminum profile cutting with publication number CN209304240U belongs to the technical field of aluminum profile cutting. It includes a workbench and a fixing mechanism located at one end of the top of the workbench and used to fix the aluminum profile. Two fixing columns are fixedly connected to one side of the top of the workbench, and a cross plate is fixedly connected to the top of the two fixing columns. This technical solution also has the above-mentioned technical problems. Utility Model Content

[0004] The utility model aims to provide a mechanism for scraping burrs of a workpiece to solve the problems raised in the above-mentioned background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solution: a mechanism for scraping burrs of a workpiece, comprising a base, a shell with an upward opening is arranged above the base, a plurality of movable mounting plates are arranged on the top of the shell, and a scraper is installed on the top of the mounting plate.

[0006] Optionally, a slide groove is provided on the base, a slider 1 is slidably connected in the slide groove, the top of the slider 1 is connected to the bottom of the shell, a support column 1 is installed on the top of the base, a vertical left electric push rod 1 is installed on the left side of the support column 1, and the output end of the electric push rod 1 is connected to the right end of the support column 1.

[0007] Optionally, a bidirectional threaded rod is installed in the shell through a bearing, a motor is installed on the rear side of the shell, a rotating shaft is installed on the front side of the motor, the rotating shaft extends forward and passes through the rear shell wall of the shell, and the front end of the rotating shaft is connected to the rear end of the bidirectional threaded rod.

[0008] Optionally, a plurality of sliders 2 are threadedly connected to the bidirectional threaded rod, a connecting block is installed on the top of the slider 2, and the top of the connecting block is connected to the bottom of the mounting plate.

[0009] Optionally, a connecting rod is installed on the left side of the support column one, the connecting rod is located above the electric push rod one, the left end of the connecting rod is installed with motor two, the left side of the motor two is installed with rotating shaft two, and the left end of the rotating shaft two is installed with a fixing frame.

[0010] Optionally, a telescopic rod vertically pointing leftward is installed in the fixing frame, and a fixing plate 1 is installed at the left end of the telescopic rod.

[0011] Optionally, a support column 2 is installed on the left end of the base, and the support column 2 is located on the left of the support column 1. A vertical electric push rod 2 pointing to the right is installed on the right side of the support column 2. A motor 3 is installed on the output end of the electric push rod 2. A rotating shaft 3 is installed on the right side of the motor 3, and a fixed plate 2 is installed on the right end of the rotating shaft 3.

[0012] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0013] 1. The utility model forms a burr scraping mechanism by arranging a housing, a bearing, a bidirectional threaded rod, a motor, a rotating shaft, a slider, a connecting block, a mounting plate, a scraper, a supporting column and an electric push rod. By starting the motor to rotate the bidirectional threaded rod, the slider moves and drives the scraper to move, so that the scraper is in close contact with the workpiece. Then, the electric push rod is started to move the scraper repeatedly left and right to grind the surface of the workpiece. Workpieces of different sizes can be grinded to expand the processing range. At the same time, both sides of the workpiece can be grinded at the same time, which improves the processing speed.

[0014] 2. The utility model forms a rotating fixing device by arranging motor 2, rotating shaft 2, fixing frame, telescopic rod, fixing plate 1, rubber pad, spring, support column 2, electric push rod 2, motor 3, rotating shaft 3 and fixing plate 2. The fixing plate 2 is moved to the right by starting the electric push rod 2, and the workpiece is fixed by the mutual cooperation of the fixing plate 1 and the fixing plate 2. The workpiece is driven to rotate by starting the motor 2 and the motor 3 at the same time, and the workpiece is quickly flipped over, so that when the workpiece is scraped, the other two side surfaces of the workpiece can be polished without repeatedly disassembling and assembling the workpiece, thereby saving manpower and improving the processing speed. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural cross-sectional view of the front view of the utility model;

[0016] Figure 2 It is a structural cross-sectional view of the right side view of the utility model;

[0017] Figure 3 It is a structural cross-sectional view of the front view of the fixing frame, telescopic rod, fixing plate 1, rubber pad and spring in the utility model.

[0018] In the figure: 1 base, 2 slide, 3 slider 1, 4 housing, 5 bearing, 6 bidirectional threaded rod, 7 motor 1, 8 rotating shaft 1, 9 slider 2, 10 connecting block, 11 mounting plate, 12 scraper, 13 support column 1, 14 electric push rod 1, 15 connecting rod, 16 motor 2, 17 rotating shaft 2, 18 fixing frame, 19 telescopic rod, 20 fixing plate 1, 21 rubber pad, 22 spring, 23 support column 2, 24 electric push rod 2, 25 motor 3, 26 rotating shaft 3, 27 fixing plate 2. DETAILED DESCRIPTION

[0019] 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.

[0020] See also Figure 1-3 A mechanism for scraping burrs of a workpiece includes a base 1. A shell 4 with an upward opening is arranged above the base 1. A plurality of movable mounting plates 11 are arranged on the top of the shell 4. The specific number of the mounting plates 11 is two. A scraper 12 is installed on the top of the mounting plate 11. The scraper 12 can scrape the surface of the workpiece to remove burrs on the surface of the workpiece.

[0021] A slide groove 2 is provided on the base 1, and a slider 3 is slidably connected in the slide groove 2. The top of the slider 3 is connected to the bottom of the shell 4. A support column 13 is installed on the top of the base 1, and a vertical left electric push rod 14 is installed on the left side of the support column 13. The output end of the electric push rod 14 is connected to the right end of the support column 13. Starting the electric push rod 14 can control the shell 4 to move left and right, so that the slider 3 slides in the slide groove 2.

[0022] A bidirectional threaded rod 6 is installed in the shell 4 through a bearing 5, a motor 7 is installed on the rear side of the shell 4, a rotating shaft 8 is installed on the front side of the motor 7, the rotating shaft 8 extends forward and passes through the rear shell wall of the shell 4, the front end of the rotating shaft 8 is connected to the rear end of the bidirectional threaded rod 6, starting the motor 7 to rotate the rotating shaft 8 will drive the bidirectional threaded rod 6 to rotate.

[0023] Two different and unconnected threads are provided on the bidirectional threaded rod 6. A plurality of sliders 29 are threadedly connected to the bidirectional threaded rod 6. The specific number of sliders 29 is two. A connecting block 10 is installed on the top of the slider 29. The top of the connecting block 10 is connected to the bottom of the mounting plate 11. When the bidirectional threaded rod 6 rotates, the two sliders 29 will move in opposite directions on the bidirectional threaded rod 6 at the same time, and the connecting block 10 and the mounting plate 11 will drive the scraper 12 to move, thereby changing the distance between the two scrapers 12 and making the scraper 12 in close contact with the front and rear sides of the workpiece.

[0024] A connecting rod 15 is installed on the left side of the support column 13, and the connecting rod 15 is located above the electric push rod 14. A motor 2 16 is installed on the left end of the connecting rod 15. A rotating shaft 2 17 is installed on the left side of the motor 2 16. A fixing frame 18 is installed on the left end of the rotating shaft 2 17. Starting the motor 2 16 to rotate the rotating shaft 2 17 will drive the fixing frame 18 to rotate.

[0025] A telescopic rod 19 extending vertically to the left is installed in the fixing frame 18, a fixing plate 20 is installed at the left end of the telescopic rod 19, a rubber pad 21 is installed on the left side of the fixing plate 20, the rubber pad 21 can increase the friction between the workpiece and the fixing effect, a plurality of springs 22 are installed on the inner wall of the fixing frame 18, the left end of the spring 22 is connected to the right side of the fixing plate 20, the spring 22 can push the fixing plate 20 to move to the left, and drive the telescopic rod 19 to extend and retract, so that when the fixing plate 20 comes into contact with the workpiece, it is continuously subjected to the elastic force of moving to the left by the spring 22, so that the fixing plate 20 maintains close contact with the workpiece, thereby improving the fixing effect.

[0026] A support column 23 is installed at the left end of the base 1, and the support column 23 is located to the left of the support column 1 13. A vertical rightward electric push rod 24 is installed on the right side of the support column 23. A motor 3 25 is installed on the output end of the electric push rod 24. A rotating shaft 3 26 is installed on the right side of the motor 3 25. A fixed plate 27 is installed on the right end of the rotating shaft 3 26. Starting the electric push rod 24 can control the motor 3 25 to move left and right, so that the fixed plate 27 moves. The workpiece is fixed by the mutual cooperation of the fixed plate 1 20 and the fixed plate 27. Starting the motor 3 25 to rotate the rotating shaft 3 26 will drive the fixed plate 27 to rotate.

[0027] When in use, the user can place the workpiece between the rubber pad 21 and the second fixing plate 27, then start the electric push rod 24 to move the second fixing plate 27 to the right, so that the right side of the fixing plate 27 is in close contact with the left side of the workpiece, and the left side of the rubber pad 21 is in close contact with the right side of the workpiece, to fix the workpiece, then start the motor 17 to rotate the bidirectional threaded rod 6, so that the slider 29 moves on the bidirectional threaded rod, driving the scraper 12 to move, so that the two scrapers 12 are in close contact with the front and rear sides of the workpiece respectively, and then start the electric push rod 14 The shell 4 is repeatedly moved left and right to drive the scraper 12 to move, and the front and rear sides of the workpiece are polished to remove burrs on the surface of the workpiece. Then, the motor 17 is started again to move the scraper 12 to the original position, and then the motor 2 16 and the motor 3 25 are started at the same time to rotate the fixed plate 1 20 and the fixed plate 2 27 to drive the workpiece to flip, and then the motor 17 is started again to move the scraper 12 so that the scraper 12 is in close contact with the workpiece. Then, the electric push rod 14 can be started again to drive the scraper 12 to move and polish the other two sides of the workpiece.

[0028] 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 mechanism for scraping burrs from a workpiece, comprising a base (1), characterized in that: A shell (4) opening upward is arranged above the base (1), a plurality of movable mounting plates (11) are arranged on the top of the shell (4), and a scraper (12) is installed on the top of the mounting plate (11).

2. A workpiece burr scraping mechanism according to claim 1, characterized in that: The base (1) is provided with a slide groove (2), a slider (3) is slidably connected in the slide groove (2), the top of the slider (3) is connected to the bottom of the shell (4), a support column (13) is installed on the top of the base (1), a vertical electric push rod (14) facing left is installed on the left side of the support column (13), and the output end of the electric push rod (14) is connected to the right end of the support column (13).

3. A workpiece burr scraping mechanism according to claim 2, characterized in that: A bidirectional threaded rod (6) is installed in the housing (4) via a bearing (5); a motor (7) is installed on the rear side of the housing (4); a rotating shaft (8) is installed on the front side of the motor (7); the rotating shaft (8) extends forward and passes through the rear wall of the housing (4); the front end of the rotating shaft (8) is connected to the rear end of the bidirectional threaded rod (6).

4. A workpiece burr scraping mechanism according to claim 3, characterized in that: A plurality of sliders (9) are threadedly connected to the bidirectional threaded rod (6), a connecting block (10) is installed on the top of the slider (9), and the top of the connecting block (10) is connected to the bottom of the mounting plate (11).

5. A workpiece burr scraping mechanism according to claim 4, characterized in that: A connecting rod (15) is installed on the left side of the support column (13), and the connecting rod (15) is located above the electric push rod (14). A motor (16) is installed on the left end of the connecting rod (15). A rotating shaft (17) is installed on the left side of the motor (16), and a fixing frame (18) is installed on the left end of the rotating shaft (17).

6. A workpiece burr scraping mechanism according to claim 5, characterized in that: A telescopic rod (19) extending vertically to the left is installed in the fixing frame (18), and a fixing plate 1 (20) is installed at the left end of the telescopic rod (19).

7. A workpiece burr scraping mechanism according to claim 6, characterized in that: A second support column (23) is installed at the left end of the base (1), and the second support column (23) is located to the left of the first support column (13). A second electric push rod (24) is installed vertically to the right on the right side of the second support column (23). A third motor (25) is installed on the output end of the second electric push rod (24). A third rotating shaft (26) is installed on the right side of the third motor (25), and a second fixing plate (27) is installed on the right end of the third rotating shaft (26).

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