Polishing device for valve surface treatment

Abstract

The utility model relates to a polishing device for valve surface treatment, which comprises a case, a main rotating shaft and a valve body, an inner groove is arranged in the case, a supporting seat is fixedly connected in the inner groove, an arc groove is arranged at the top of the supporting seat, a round head column is fixedly connected to the bottom of the main rotating shaft, a loading disc is arranged at the top of the main rotating shaft, and a flange is fixedly connected to the side edge of the valve body. A limiting column is fixedly connected to the top of the loading disc, a first threaded hole is formed in the loading disc, a second threaded hole is formed in the flange, a hand screw bolt is arranged at the bottom of the loading disc, an operation table is fixedly connected to the top of the machine box, a through hole is formed in the operation table, a bearing is installed in the operation table, and two hydraulic cylinders are installed in the machine box. The angle position of the valve body can be rapidly adjusted, operation is convenient, fixing is effective, time is saved, and efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of valve processing, in particular to a grinding device for valve surface treatment. Background Art

[0002] The valve is a mechanical device that controls the flow, direction, pressure and temperature of the fluid medium. It is a very important component in the pipeline system. According to the material, the valve is also divided into cast iron valves, cast steel valves, stainless steel valves, chrome-molybdenum steel valves, chrome-molybdenum-vanadium steel valves, duplex steel valves, plastic valves and non-standard customized valve materials. The utility model patent with application number: CN202023176437.0 discloses a grinding device for valve surface treatment, including a valve and a grinding device that cooperates with the valve. The valve includes a valve body and two connecting flanges symmetrically installed at both ends of the valve body. The grinding device includes a grinding device and a clamp that cooperates with the valve. The clamp includes a base, a fixed plate is fixedly installed on the top wall at one end of the base, a rotating rod is rotatably installed on the outer side wall at the top of the fixed plate, a first clamp that cooperates with the connecting flange is fixedly installed on one end of the rotating rod, an insert is fixedly installed on the outer side wall on one side of the first clamp, and the insert is inserted in the connecting flange. A rotating groove that cooperates with the rotating rod is opened on the fixed plate, and a rotating groove that cooperates with the rotating rod is fixed on the outer side wall of the rotating rod. An annular limiting plate is installed, an annular limiting groove that cooperates with the annular limiting plate is provided on the inner side wall of the rotating groove, a mounting block is movably installed on the top of the fixed plate, a latch is fixedly installed on the bottom wall of the mounting block, and the bottom end of the latch passes through the top wall of the fixed plate and is inserted on the top wall of the annular limiting plate, a plurality of sockets that cooperate with the latch are evenly provided on the top wall of the annular limiting plate, a movable plate is movably installed on the end of the base away from the fixed plate, a second clamping plate that cooperates with the connecting flange is rotatably installed on the outer side wall of the movable plate close to the fixed plate, and the first clamping plate and the second clamping plate are clamped together on the outer side of the valve, a mounting plate is fixedly installed on the top wall of one end of the base, and a driving device that cooperates with the movable plate is installed on the mounting plate. The valve is rotated to the position where grinding is required, and after loosening the mounting block, the spring will pull the bottom end of the latch to be inserted into the corresponding socket, but the alignment of the latch and the socket is more troublesome, and sometimes multiple debugging is required, which consumes manpower and time. Utility Model Content

[0003] The utility model aims to solve the problems existing in the above-mentioned prior art and provides a grinding device for valve surface treatment, which can quickly adjust the angle position of the valve body, is convenient to operate and effectively fix, saves time and improves efficiency.

[0004] The utility model adopts a technical solution to solve its technical problems: the grinding device for valve surface treatment comprises a chassis, a main rotating shaft and a valve body, the chassis is provided with an inner groove, a support seat is fixedly connected inside the inner groove, a circular arc groove is provided on the top of the support seat, a round head column is fixedly connected to the bottom of the main rotating shaft, the round head column is placed inside the circular arc groove, a loading disk is arranged on the top of the main rotating shaft, the valve body is vertically placed on the top of the loading disk, a flange is fixedly connected to the side of the valve body, the flange contacts the top of the loading disk, a limiting column is fixedly connected to the top of the loading disk, the limiting column passes through the inside of the flange to reach the inside of the valve body, a first threaded hole is provided inside the loading disk, and a first threaded hole is provided inside the flange Two threaded holes, a hand-tightening bolt is arranged at the bottom of the loading plate, the hand-tightening bolt is threadedly connected with the first threaded hole and the second threaded hole, an operating table is fixedly connected to the top of the chassis, a through hole is opened inside the operating table, a bearing is installed inside the operating table, the main shaft is installed inside the through hole and the bearing, a hydraulic cylinder is installed inside the chassis, there are two hydraulic cylinders, a clamping block is fixedly connected to the side of the hydraulic cylinder, a rubber block is fixedly connected to the side of the clamping block, a controller is fixedly connected to the surface of the chassis, the bottom of the valve body is aligned with the limit column on the top of the loading plate, the valve body is placed vertically on the top of the loading plate, the limit column passes through the inside of the flange to reach the inside of the valve body, the side of the flange contacts with the top of the loading plate, and the valve body is slightly lifted. And rotate left and right, the second threaded hole of the flange is aligned with the first threaded hole of the loading plate, and the hand-tightening bolt is obtained. The hand-tightening bolt is threadedly connected with the first threaded hole and the second threaded hole in turn, and the valve body is placed and fixed on the top of the loading plate. The valve body needs to be adjusted to the corresponding angle position before grinding, and the valve body is rotated left and right. The loading plate and the main shaft rotate synchronously with the valve body, and the round head column at the bottom of the main shaft rotates in the arc groove on the top of the support seat. While the main shaft bears the weight of the top, the bearing provides auxiliary support for the main shaft, and limits the main shaft while ensuring that it is always in a vertical state. After the angle position is adjusted, operate the controller, the two sides inside the chassis The two hydraulic cylinders extend and run toward the main shaft at the same time, and the two hydraulic cylinders drive the two clamps to approach the main shaft. The two hydraulic cylinders continue to run, and the two clamps clamp the main shaft. The rubber blocks connected to the clamps fit tightly against the side surface of the main shaft, so that the main shaft is clamped and fixed, and the valve body is fixed. The valve is polished using polishing equipment and tools. When the valve body angle position needs to be adjusted, the controller is operated to retract the two hydraulic cylinders, and the clamps and rubber blocks move away from the main shaft, and the main shaft is released. After the valve body continues to rotate, the main shaft is clamped and fixed. The valve body angle position can be quickly adjusted, and the operation is convenient and effective, saving time and improving efficiency.

[0005] For further improvement, there is a line inside the chassis connecting the controller and the hydraulic cylinder. The two hydraulic cylinders are kept on the same horizontal line. The controller can control the two hydraulic cylinders at the same time. The two hydraulic cylinders run synchronously. The two clamps act on the left and right sides of the main shaft at the same time. The two clamps are also kept on the same horizontal line. The left and right sides of the main shaft are balanced in force, and the overall stability of the main shaft is effectively guaranteed.

[0006] For further improvement, a protective sleeve is arranged on the top of the operating table, and the main rotating shaft is inside the protective sleeve. The protective sleeve effectively protects the through hole and the bearing to prevent the entry of foreign matter and affect the smooth rotation of the main rotating shaft.

[0007] To be further improved, a mounting hole is provided on the top of the limit column, the mounting hole extends from the top of the limit column to the bottom of the loading disk, a threaded groove is provided on the top of the main rotating shaft, a fixing bolt is inserted into the mounting hole, the fixing bolt is threadedly connected to the threaded groove, the fixing bolt passes through the limit column and the inside of the loading disk, the fixing bolt is threadedly connected to the top of the main rotating shaft, the loading disk is quickly installed by means of the mounting hole, the threaded groove and the fixing bolt, the operation is simple and the loading disk can be easily removed and replaced.

[0008] For further improvement, the mounting hole is located at the inner center position of the limiting column and the loading plate, the threaded groove is located at the top center position of the main shaft, and the fixing bolt, limiting column, loading plate and main shaft are on the same vertical center line, so as to facilitate quick alignment of the mounting hole and the threaded groove and quick connection of the fixing bolt.

[0009] For further improvement, a baffle is provided on the top of the operating table, a discharge port is opened on the top of the operating table, a storage box is fixedly connected to the side of the operating table, the storage box is at the bottom of the discharge port, and a drawer is provided on the side of the storage box. During the valve body grinding process, the baffle can effectively block the flying fine chips to maintain the cleanliness of the surrounding environment. After the valve body is ground, the fine chips are cleaned up and reach the storage box through the discharge port. The fine chips are deposited and stored in the drawer in the storage box, which is convenient for centralized processing of fine chips and improves environmental protection.

[0010] For further improvement, the material storage box is connected with the baffle and the chassis, the material storage box extends into the interior of the chassis, and the material storage box is connected with multiple parts, thereby increasing the overall strength of the material storage box and ensuring that fine chips can be loaded and stored in large quantities.

[0011] For further improvement, the diameter of the loading plate is larger than the diameter of the flange, there are multiple first threaded holes and second threaded holes, the loading plate provides an effective contact area, improves the stability of the valve body after placement, and the multiple first threaded holes and second threaded holes are threadedly connected with multiple fixing bolts to effectively enhance fixation.

[0012] The beneficial effects of the utility model are:

[0013] 1. Align the bottom of the valve body with the limit column on the top of the loading plate, and place the valve body vertically on the top of the loading plate. The limit column passes through the inside of the flange to reach the inside of the valve body. The side of the flange contacts the top of the loading plate. Slightly lift the valve body and turn it left and right. The second threaded hole of the flange and the first threaded hole of the loading plate are aligned with each other. Get the hand-tightening bolt, and the hand-tightening bolt is threadedly connected with the first threaded hole and the second threaded hole in turn. The valve body is placed and fixed on the top of the loading plate. The valve body needs to be adjusted to the corresponding angle position before grinding. Turn the valve body left and right. The loading plate and the main shaft rotate synchronously with the valve body. The round head column at the bottom of the main shaft rotates in the arc groove on the top of the support seat. While the main shaft bears the weight of the top, the bearing provides auxiliary support for the main shaft, limiting the position while ensuring The main shaft is always in a vertical state. After the angle position is adjusted, operate the controller, and the two hydraulic cylinders inside the chassis extend and run toward the main shaft direction at the same time. The two hydraulic cylinders drive the two clamps to approach the main shaft. The two hydraulic cylinders continue to run, and the two clamps clamp the main shaft. The rubber blocks connected to the clamps fit tightly against the side surface of the main shaft. The main shaft is clamped and fixed, and the valve body is fixed. Use grinding equipment and tools to grind the valve. When the angle position of the valve body needs to be adjusted again, operate the controller to retract the two hydraulic cylinders, and the clamps and rubber blocks move away from the main shaft. The main shaft is released, and the valve body continues to rotate before clamping and fixing the main shaft. The angle position of the valve body can be quickly adjusted, and the operation is convenient and effective, saving time and improving efficiency.

[0014] 2. The fixing bolts are passed through the limit posts and the inside of the loading plate, and the fixing bolts are threadedly connected to the top of the main shaft. The loading plate is quickly installed by means of the mounting holes, thread grooves and fixing bolts. The operation is simple and it is also convenient to remove and replace the loading plate. The fixing bolts, limit posts, loading plate and the main shaft are on the same vertical center line, which facilitates quick alignment of the mounting holes and thread grooves and quick connection of the fixing bolts.

[0015] 3. During the grinding process of the valve body, the baffle can effectively block the flying chips and keep the cleanliness of the surrounding environment. After the valve body is ground, the chips are cleaned and reach the storage box through the discharge port. The chips are deposited and stored in the drawer inside the storage box, which is convenient for centralized processing of chips and improves environmental protection. The storage box is connected with multiple parts to increase the overall strength of the storage box and ensure that the chips can be loaded and stored in large quantities. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a structural schematic diagram of the utility model;

[0017] Figure 2 For the utility model Figure 1 Enlarged view of point A in the middle;

[0018] Figure 3 This is a back view of the structure of the utility model;

[0019] Figure 4 It is a front view of the structure of the utility model;

[0020] Figure 5 For the utility model Figure 4 Enlarged view of point B in the middle;

[0021] Figure 6 This is a cross-sectional view of the operating table of the utility model;

[0022] Figure 7 This is a cross-sectional view of the support seat of the utility model;

[0023] Figure 8 This is a display diagram of the installation of the loading tray of the utility model;

[0024] Fig. 9 This is a schematic diagram of the main shaft structure of the utility model;

[0025] Fig.10 This is a schematic diagram of the hydraulic cylinder structure of the utility model.

[0026] Explanation of the reference numerals in the accompanying drawings: 1. Chassis; 2. Main shaft; 3. Valve body; 4. Inner groove; 5. Support seat; 6. Arc groove; 7. Round head column; 8. Loading plate; 9. Flange; 10. Limit column; 11. First threaded hole; 12. Second threaded hole; 13. Tightening bolt; 14. Operating table; 15. Through hole; 16. Bearing; 17. Hydraulic cylinder; 18. Clamp block; 19. Rubber block; 20. Controller; 21. Sheath; 22. Mounting hole; 23. Threaded groove; 24. Fixing bolt; 25. Baffle; 26. Feeding port; 27. Storage box; 28. Drawer. DETAILED DESCRIPTION

[0027] The following is combined with Figure 1-10 This embodiment is further described:

[0028] like Figure 1-10As shown: In this embodiment, a grinding device for valve surface treatment includes a chassis 1, a main rotating shaft 2 and a valve body 3. An inner groove 4 is opened inside the chassis 1, and a support seat 5 is fixedly connected inside the inner groove 4. An arc groove 6 is opened on the top of the support seat 5. A round head column 7 is fixedly connected to the bottom of the main rotating shaft 2, and the round head column 7 is placed inside the arc groove 6. A loading disk 8 is arranged on the top of the main rotating shaft 2. The valve body 3 is vertically placed on the top of the loading disk 8. A flange 9 is fixedly connected to the side of the valve body 3, and the flange 9 contacts the top of the loading disk 8. A limiting column 10 is fixedly connected to the top of the loading disk 8, and the limiting column 10 passes through the inside of the flange 9 to reach the inside of the valve body 3. A first threaded hole 11 is opened inside the loading disk 8, and a second threaded hole 12 is opened inside the flange 9. A hand screw bolt 13 is arranged at the bottom of the loading disk 8, and the hand screw bolt 13 is connected to the first threaded hole 11. The threaded holes 11 and the second threaded holes 12 are threadedly connected, an operating table 14 is fixedly connected to the top of the chassis 1, a through hole 15 is opened inside the operating table 14, a bearing 16 is installed inside the operating table 14, the main shaft 2 is installed inside the through hole 15 and the bearing 16, a hydraulic cylinder 17 is installed inside the chassis 1, there are two hydraulic cylinders 17, a clamping block 18 is fixedly connected to the side of the hydraulic cylinder 17, a rubber block 19 is fixedly connected to the side of the clamping block 18, a controller 20 is fixedly connected to the surface of the chassis 1, a line is inside the chassis 1 to connect the controller 20 and the hydraulic cylinder 17, the two hydraulic cylinders 17 are maintained on the same horizontal line, a sheath 21 is arranged on the top of the operating table 14, the main shaft 2 is inside the sheath 21, the diameter of the loading plate 8 is larger than the diameter of the flange 9, and there are multiple first threaded holes 11 and second threaded holes 12.

[0029] like Figure 8-9 As shown: a mounting hole 22 is provided at the top of the limiting column 10, and the mounting hole 22 extends from the top of the limiting column 10 to the bottom of the loading disk 8. A threaded groove 23 is provided at the top of the main rotating shaft 2. A fixing bolt 24 is inserted into the mounting hole 22, and the fixing bolt 24 is threadedly connected to the threaded groove 23. The mounting hole 22 is located at the inner center position of the limiting column 10 and the loading disk 8, and the threaded groove 23 is located at the top center position of the main rotating shaft 2.

[0030] like Figure 1 , Figure 3 and Figure 4 As shown: a baffle 25 is provided on the top of the operating table 14, a feed opening 26 is opened on the top of the operating table 14, a storage box 27 is fixedly connected to the side of the operating table 14, the storage box 27 is at the bottom of the feed opening 26, a drawer 28 is provided on the side of the storage box 27, the storage box 27 is connected to the baffle 25 and the chassis 1, and the storage box 27 extends into the interior of the chassis 1.

[0031] When the utility model is in use: the loading plate 8 is placed on the top of the main shaft 2, the mounting hole 22 and the thread groove 23 correspond to each other, the fixing bolt 24 passes through the limiting column 10 and the mounting hole 22 inside the loading plate 8, the fixing bolt 24 is threadedly connected to the thread groove 23 on the top of the main shaft 2, and the fixing bolt 24 is tightened. The loading plate 8 is quickly installed by relying on the mounting hole 22, the thread groove 23 and the fixing bolt 24, the bottom of the valve body 3 is aligned with the limiting column 10 on the top of the loading plate 8, the valve body 3 is vertically placed on the top of the loading plate 8, the limiting column 10 passes through the inside of the flange 9 to reach the inside of the valve body 3, the side of the flange 9 contacts the top of the loading plate 8, and the valve body 3 is slightly lifted. And rotate left and right, the second threaded hole 12 of the flange 9 is aligned with the first threaded hole 11 of the loading disk 8, and the hand-tightening bolt 13 is obtained. The hand-tightening bolt 13 is threadedly connected with the first threaded hole 11 and the second threaded hole 12 in sequence. The valve body 3 is placed and fixed on the top of the loading disk 8. The valve body 3 needs to be adjusted to the corresponding angle position before grinding. The valve body 3 is rotated left and right, and the loading disk 8 and the main shaft 2 rotate synchronously with the valve body 3. The round head column 7 at the bottom of the main shaft 2 rotates in the arc groove 6 at the top of the support seat 5. While the main shaft 2 bears the weight of the top, the bearing 16 provides auxiliary support for the main shaft 2, limiting the position and protecting the main shaft 2 is always in a vertical state. After the angle position is adjusted, the controller 20 is operated. The two hydraulic cylinders 17 inside the chassis 1 extend and run toward the main shaft 2 at the same time. The two hydraulic cylinders 17 drive the two clamping blocks 18 to approach the main shaft 2. The two hydraulic cylinders 17 continue to run. The two clamping blocks 18 clamp the main shaft 2. The rubber blocks 19 connected to the clamping blocks 18 fit tightly against the side surface of the main shaft 2. The main shaft 2 is clamped and fixed. The valve body 3 is fixed. The valve is polished using polishing equipment and tools. During the polishing process of the valve body 3, the baffle 25 effectively blocks the flying fine chips to maintain the cleanliness of the surrounding environment. The sheath 21 is on the through hole 15 The bearing 16 is effectively protected to prevent the entry of foreign matter and affect the smooth rotation of the main shaft 2. When the angle position of the valve body 3 needs to be adjusted, the controller 20 is operated to retract the two hydraulic cylinders 17, and the clamping block 18 and the rubber block 19 are away from the main shaft 2. The main shaft 2 is released, and the valve body 3 continues to be rotated, and then the main shaft 2 is clamped and fixed. The angle position of the valve body 3 is quickly adjusted, and the operation is convenient and effective, which saves time and improves efficiency. After the valve body 3 is polished, the fine chips are cleaned up, and the fine chips reach the storage box 27 through the discharge port 26. The fine chips are deposited and stored in the drawer 28 in the storage box 27, which is convenient for centralized processing of fine chips and improves environmental protection.

[0032] Although the present invention has been shown and described with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes in form and details may be made therein within the scope of the claims.

Claims

1. A grinding device for valve surface treatment, comprising a housing (1), a main shaft (2) and a valve body (3), characterized in that: The chassis (1) is provided with an inner groove (4), a support seat (5) is fixedly connected to the inner groove (4), a circular arc groove (6) is provided on the top of the support seat (5), a round head column (7) is fixedly connected to the bottom of the main rotating shaft (2), the round head column (7) is placed inside the circular arc groove (6), a loading plate (8) is arranged on the top of the main rotating shaft (2), the valve body (3) is vertically placed on the top of the loading plate (8), a flange (9) is fixedly connected to the side of the valve body (3), the flange (9) is in contact with the top of the loading plate (8), a limiting column (10) is fixedly connected to the top of the loading plate (8), the limiting column (10) passes through the inside of the flange (9) to reach the inside of the valve body (3), a first threaded hole (11) is provided inside the loading plate (8), and the inside of the flange (9) A second threaded hole (12) is provided, a hand-tightening bolt (13) is provided at the bottom of the loading plate (8), the hand-tightening bolt (13) is threadedly connected to the first threaded hole (11) and the second threaded hole (12), an operating table (14) is fixedly connected to the top of the chassis (1), a through hole (15) is provided inside the operating table (14), a bearing (16) is installed inside the operating table (14), the main shaft (2) is installed inside the through hole (15) and the bearing (16), a hydraulic cylinder (17) is installed inside the chassis (1), there are two hydraulic cylinders (17), a clamping block (18) is fixedly connected to the side of the hydraulic cylinder (17), a rubber block (19) is fixedly connected to the side of the clamping block (18), and a controller (20) is fixedly connected to the surface of the chassis (1).

2. A valve surface treatment grinding device according to claim 1, characterized in that: A circuit is provided inside the chassis (1) to connect the controller (20) and the hydraulic cylinder (17), and the two hydraulic cylinders (17) are kept on the same horizontal line.

3. The valve surface treatment polishing device according to claim 1 is characterized in that: A protective sleeve (21) is arranged on the top of the operating table (14), and the main rotating shaft (2) is inside the protective sleeve (21).

4. The valve surface treatment polishing device according to claim 1 is characterized in that: The top of the limiting column (10) is provided with a mounting hole (22), the mounting hole (22) extending from the top of the limiting column (10) to the bottom of the loading plate (8), the top of the main rotating shaft (2) is provided with a threaded groove (23), a fixing bolt (24) is inserted into the mounting hole (22), and the fixing bolt (24) is threadedly connected to the threaded groove (23).

5. A valve surface treatment grinding device according to claim 4, characterized in that: The mounting hole (22) is located at the inner center position of the limiting column (10) and the loading plate (8), and the thread groove (23) is located at the top center position of the main shaft (2).

6. The valve surface treatment polishing device according to claim 1, characterized in that: The top of the operating table (14) is provided with a baffle (25), the top of the operating table (14) is provided with a material discharge port (26), the side of the operating table (14) is fixedly connected with a material storage box (27), the material storage box (27) is at the bottom of the material discharge port (26), and the side of the material storage box (27) is provided with a drawer (28).

7. A valve surface treatment grinding device according to claim 6, characterized in that: The material storage box (27) is connected to the baffle (25) and the chassis (1), and the material storage box (27) extends into the interior of the chassis (1).

8. The valve surface treatment polishing device according to claim 1, characterized in that: The diameter of the loading plate (8) is larger than the diameter of the flange (9), and there are a plurality of first threaded holes (11) and second threaded holes (12).

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