Polishing device for evanescent mode casting machining

Abstract

The utility model discloses a polishing device for evanescent mode casting processing, which comprises a working table, a protective frame, an observation window, a sliding chute, a sliding block and sealing paper, the protective frame is fixedly connected to the top of the working table, the observation window is arranged on the left side of the protective frame, the sliding chute is arranged at the bottom of the left side of the protective frame, and the sliding block is arranged in the sliding chute. The sliding blocks are movably connected with the two sides of the inner wall of the sliding groove. The protective frame is arranged, the top of the workbench is separated from the outside through the protective frame, then a hand is inserted into the sliding blocks, the sliding blocks move in the sliding grooves, polishing can be more convenient, gaps between the sliding blocks are sealed through folding and stretching of the sealing paper when the sliding blocks move, and the polishing efficiency is improved. The problems that the surface of a lost foam casting part needs to be polished after being machined, many chippings and dust can be generated during polishing, and workers are prone to inhaling dust during polishing due to lack of protection for the workers in the polishing process are solved, and the beneficial effect of being better in protection effect is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of automobiles, in particular to a polishing device for lost foam casting processing. Background Art

[0002] Lost foam casting is a casting method that combines wax or foam models with similar size and shape to the casting into a model cluster, brushes refractory material and dries it, buries it in dry quartz sand for vibration molding, pours it under negative pressure, vaporizes the model, and the liquid metal occupies the position of the model, solidifies and cools to form a casting. Lost foam casting is a new process with nearly zero excess and precise molding. This process does not require mold removal, parting surface, or sand core, so the casting has no flash, burrs, or draft angle, and reduces the dimensional error caused by the core combination.

[0003] After processing, the surface of the lost casting needs to be polished, which will produce a lot of debris and dust. The lack of protection for workers during the polishing process makes it easy for workers to inhale dust during polishing. Utility Model Content

[0004] In order to solve the problems raised in the above-mentioned background technology, the purpose of the utility model is to provide a polishing device for lost foam casting processing, which has the advantage of better protection effect and solves the problem that the surface of the lost foam casting needs to be polished after processing, a lot of debris and dust will be generated during polishing, and there is a lack of protection for workers during the polishing process, which makes it easy for workers to inhale dust during polishing.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: including a workbench, a protective frame, an observation window, a slide groove, a slider and sealing paper, the protective frame is fixedly connected to the top of the workbench, the observation window is opened on the left side of the protective frame, the slide groove is opened at the bottom of the left side of the protective frame, the slider is movably connected to both sides of the inner wall of the slide groove, the sealing paper is fixedly connected to both sides of the inner wall of the slide groove, the other side of the sealing paper is fixedly connected to the slider, and a polishing mechanism is opened on the top of the workbench.

[0006] As a preferred embodiment of the utility model, the polishing mechanism includes an inclined groove, which is opened on the top of the workbench, the bottom of the inner wall of the inclined groove is movably connected to a grid frame, the rear side of the inner wall of the protective frame is fixedly connected to a tool rack, and the top of the tool rack is movably connected to a polishing device.

[0007] As a preferred embodiment of the present invention, a collecting groove is provided at the bottom of the inner wall of the chute, and a collecting box is movably connected to the bottom of the inner wall of the collecting groove.

[0008] As a preferred embodiment of the present invention, an exhaust port is provided at the top of the inner wall of the collecting trough, a fan 1 is fixedly connected to the inner wall of the exhaust port, and a filter located at the bottom of the fan 1 is fixedly connected to the top of the inner wall of the exhaust port.

[0009] As a preferred embodiment of the utility model, a groove is provided on the top of the protective frame, a second fan is fixedly connected to the inner wall of the groove, and a filter plate is fixedly connected to the top of the inner wall of the groove.

[0010] As a preferred embodiment of the present invention, a through hole is opened on the left side of the sliding block, and a rubber ring is fixedly connected to the inner wall of the through hole.

[0011] As a preferred embodiment of the utility model, a square groove is opened on the right side of the protective frame, and a drawer is movably connected to the inner wall of the square groove.

[0012] As a preferred embodiment of the present invention, a bracket is fixedly connected to the left side of the sliding block, a tray is movably connected to the top of the bracket, and the tray is made of rubber.

[0013] Compared with the prior art, the beneficial effects of the utility model are as follows:

[0014] 1. The utility model sets a protective frame to separate the top of the workbench from the outside world, and then inserts the hand into the slider and moves the slider in the slide groove, which makes grinding more convenient. Then, when the slider moves, the gap between the sliders is sealed by folding and stretching the sealing paper, which solves the problem that the surface of the lost casting needs to be polished after processing, a lot of debris and dust will be generated during polishing, and the lack of protection for workers during the polishing process makes it easy for workers to inhale dust during polishing. The utility model has the advantage of better protection effect.

[0015] 2. The utility model is provided with a polishing mechanism, and the inclined groove can collect the debris generated by polishing. Then the grid rack can be used to place the workpiece and tools on the grid rack when in use, and can also support the workpiece during polishing. Then the tool rack can be used to place the polishing device and various tools, which can be more convenient in use.

[0016] 3. The utility model provides a collection trough and a collection box. During grinding, dust and debris fall downward through the grid frame and fall into the chute. The dust and debris fall into the collection trough along the slope of the chute, and then fall into the collection box, thereby completing the collection of dust. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a schematic diagram of the three-dimensional structure of the utility model;

[0018] Figure 2 This is a schematic diagram of the main cross-sectional structure of the utility model;

[0019] Figure 3 The utility model is Figure 2 Enlarged schematic diagram of the structure at point A in the middle.

[0020] In the figure: 1. workbench; 2. protective frame; 3. observation window; 4. slide groove; 5. slider; 6. sealing paper; 7. polishing mechanism; 71. inclined groove; 72. grid frame; 73. tool rack; 74. polishing device; 8. collecting trough; 9. collecting box; 10. exhaust port; 11. fan 1; 12. filter screen; 13. groove; 14. fan 2; 15. filter plate; 16. through hole; 17. rubber ring; 18. square groove; 19. drawer; 20. bracket; 21. tray. DETAILED DESCRIPTION

[0021] 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.

[0022] like Figures 1 to 3 As shown, the utility model provides a workbench 1, a protective frame 2, an observation window 3, a slide 4, a slider 5 and a sealing paper 6. The protective frame 2 is fixedly connected to the top of the workbench 1, the observation window 3 is opened on the left side of the protective frame 2, the slide 4 is opened at the bottom of the left side of the protective frame 2, the slider 5 is movably connected to both sides of the inner wall of the slide 4, the sealing paper 6 is fixedly connected to both sides of the inner wall of the slide 4, the other side of the sealing paper 6 is fixedly connected to the slider 5, and a polishing mechanism 7 is opened on the top of the workbench 1.

[0023] refer to Figure 2 The polishing mechanism 7 includes an inclined groove 71, which is opened on the top of the workbench 1. The bottom of the inner wall of the inclined groove 71 is movably connected to a grid frame 72, the rear side of the inner wall of the protective frame 2 is fixedly connected to a tool frame 73, and the top of the tool frame 73 is movably connected to a polishing device 74.

[0024] As a technical optimization solution of the utility model, by setting up the polishing mechanism 7, the inclined groove 71 can collect the debris generated by polishing, and then the grid rack 72 can place the workpiece and tools on the grid rack 72 when in use, and at the same time can support the workpiece during polishing, and then the tool rack 73 can place the polishing device 74 and various tools, which can be more convenient when used.

[0025] refer to Figure 2 A collecting groove 8 is provided at the bottom of the inner wall of the chute 71 , and a collecting box 9 is movably connected to the bottom of the inner wall of the collecting groove 8 .

[0026] As a technical optimization solution of the utility model, by setting the collection trough 8 and the collection box 9, during grinding, dust and debris fall downward through the grid frame 72 and fall into the inclined trough 71. The dust and debris fall into the collection trough 8 along the slope of the inclined trough 71, and then fall into the collection box 9, completing the collection of dust.

[0027] refer to Figure 2 An exhaust port 10 is provided at the top of the inner wall of the collecting tank 8, a fan 11 is fixedly connected to the inner wall of the exhaust port 10, and a filter screen 12 located at the bottom of the fan 11 is fixedly connected to the top of the inner wall of the exhaust port 10.

[0028] As a technical optimization solution of the utility model, by setting an exhaust port 10, a fan 11 and a filter 12, suction is generated by starting the fan 11 to form a negative pressure inside the protective frame 2, so that air enters the collecting tank 8 and is then discharged through the exhaust port 10, and the incoming air is filtered by the filter 12.

[0029] refer to Figure 2 A groove 13 is formed at the top of the protection frame 2, a fan 2 14 is fixedly connected to the inner wall of the groove 13, and a filter plate 15 is fixedly connected to the top of the inner wall of the groove 13.

[0030] As a technical optimization scheme of the utility model, by setting the groove 13, the second fan 14 and the filter plate 15, the second fan 14 is supported and fixed by the groove 13, and then the second fan 14 is started to make the second fan 14 blow air downward, so that the floating dust can quickly enter the collection groove 8 to avoid dust diffusion.

[0031] refer to Figure 2 A through hole 16 is opened on the left side of the slider 5, and a rubber ring 17 is fixedly connected to the inner wall of the through hole 16.

[0032] As a technical optimization solution of the utility model, by setting the through hole 16 and the rubber ring 17, the hand can be inserted into the through hole 16 and then sealed by the rubber ring 17 to prevent dust from escaping, and then the slider 5 can be moved by moving the arm, which can be more convenient to operate during use.

[0033] refer to Figure 2 A square groove 18 is provided on the right side of the protective frame 2, and a drawer 19 is movably connected to the inner wall of the square groove 18.

[0034] As a technical optimization solution of the utility model, by setting the square groove 18 and the drawer 19, the drawer 19 is first limited by the square groove 18. When in use, the workpiece is placed in the drawer 19 and then the drawer 19 is pushed into the square groove 18, which makes it convenient for workers to take out the workpiece and can be more convenient in use.

[0035] refer to Figure 2 The left side of the slider 5 is fixedly connected with a bracket 20, and the top of the bracket 20 is movably connected with a tray 21, and the material of the tray 21 is rubber.

[0036] As a technical optimization solution of the utility model, by providing a bracket 20 and a tray 21 , the arm is flexibly supported by the tray 21 after the arm passes through the through hole 16 .

[0037] The working principle and use process of the utility model are as follows: when in use, the chute 71 can collect the debris generated by polishing, and then the grid frame 72 can place the workpiece and tools on the grid frame 72 when in use, and can also support the workpiece during polishing, and then the tool rack 73 can place the polishing device 74 and various tools, which can be more convenient to use. When polishing, dust and debris fall downward through the grid frame 72 and fall into the chute 71. The dust and debris fall into the collection groove 8 along the slope of the chute 71, and then fall into the collection box 9, completing the collection of dust. By starting the fan 11 to generate suction, a negative pressure is formed inside the protective frame 2, so that air enters the collection groove 8 and is then discharged through the exhaust port 10, and the air entering is filtered through the filter 12 The air is filtered, the fan 14 is supported and fixed by the groove 13, and then the fan 14 is started to blow air downward, so that the scattered dust can quickly enter the collection tank 8 to prevent the dust from spreading. The hand is inserted into the through hole 16 and then the rubber ring 17 is used to seal the hand to prevent the dust from escaping. Then the slider 5 is driven to move by moving the arm, which can be more convenient to operate when in use. The drawer 19 is first limited by the square groove 18. When in use, the workpiece is placed in the drawer 19 and then the workpiece is placed in the drawer 19. Then the drawer 19 is pushed into the square groove 18, which is convenient for the worker to take out the workpiece. It can be more convenient to use. After the arm passes through the through hole 16, the arm is flexibly supported by the tray 21.

[0038] In summary: this kind of polishing device for lost foam casting processing, by setting up a protective frame 2, the top of the workbench 1 is separated from the outside world by the protective frame 2, and then by inserting the hand into the slider 5, the slider 5 moves in the slide groove 4, which can make polishing more convenient, and then when the slider 5 moves, the gap between the sliders 5 is sealed by folding and stretching the sealing paper 6, which solves the problem that the surface of the lost foam casting needs to be polished after processing, a lot of debris and dust will be generated during polishing, and the lack of protection for workers during the polishing process makes it easy for workers to inhale dust during polishing.

[0039] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0040] 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 polishing device for lost foam casting processing, comprising a workbench (1), a protective frame (2), an observation window (3), a slide groove (4), a slider (5) and a sealing paper (6), characterized in that: The protective frame (2) is fixedly connected to the top of the workbench (1), the observation window (3) is opened on the left side of the protective frame (2), the slide groove (4) is opened at the bottom of the left side of the protective frame (2), the slider (5) is movably connected to the two sides of the inner wall of the slide groove (4), the sealing paper (6) is fixedly connected to the two sides of the inner wall of the slide groove (4), the other side of the sealing paper (6) is fixedly connected to the slider (5), and a polishing mechanism (7) is opened on the top of the workbench (1).

2. The polishing device for lost foam casting according to claim 1, characterized in that: The polishing mechanism (7) comprises an inclined groove (71), the inclined groove (71) being opened on the top of the workbench (1), the bottom of the inner wall of the inclined groove (71) being movably connected to a grid frame (72), the rear side of the inner wall of the protective frame (2) being fixedly connected to a tool frame (73), and the top of the tool frame (73) being movably connected to a polishing device (74).

3. The polishing device for lost foam casting according to claim 2, characterized in that: A collecting groove (8) is provided at the bottom of the inner wall of the inclined groove (71), and a collecting box (9) is movably connected to the bottom of the inner wall of the collecting groove (8).

4. The polishing device for lost foam casting according to claim 3, characterized in that: An exhaust port (10) is provided at the top of the inner wall of the collecting tank (8), a fan (11) is fixedly connected to the inner wall of the exhaust port (10), and a filter (12) located at the bottom of the fan (11) is fixedly connected to the top of the inner wall of the exhaust port (10).

5. The polishing device for lost foam casting according to claim 1, characterized in that: A groove (13) is provided at the top of the protection frame (2), a second fan (14) is fixedly connected to the inner wall of the groove (13), and a filter plate (15) is fixedly connected to the top of the inner wall of the groove (13).

6. The polishing device for lost foam casting according to claim 1, characterized in that: A through hole (16) is provided on the left side of the sliding block (5), and a rubber ring (17) is fixedly connected to the inner wall of the through hole (16).

7. The polishing device for lost foam casting according to claim 1, characterized in that: A square groove (18) is provided on the right side of the protection frame (2), and a drawer (19) is movably connected to the inner wall of the square groove (18).

8. The polishing device for lost foam casting according to claim 1, characterized in that: The left side of the sliding block (5) is fixedly connected to a bracket (20), and the top of the bracket (20) is movably connected to a tray (21), and the material of the tray (21) is rubber.

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