Polishing device for valve piston shaft sleeve

Abstract

The utility model discloses a valve piston shaft sleeve polishing device, which relates to the technical field of valve piston shaft sleeve polishing, and comprises a mounting back plate arranged at the rear end of the upper end surface of a working platform, and a polishing support bracket mounted on the upper end surface of the mounting back plate, according to the device, the mesh polishing piece is installed to be matched with the polishing piece to rapidly polish burrs on the outer portion of the valve piston shaft sleeve, the polished burrs and metal powder can be thrown out through holes in the outer portion of the mesh polishing piece, the device can conveniently treat the burrs and the metal powder in a centralized mode, and the using effect of the device is enhanced; the collecting rotary support is installed, so that the burrs and the metal powder can be prevented from splashing to the outside, the burrs and the metal powder are collected, the air suction fan sucks the burrs and the metal powder into the recycling box conveniently, the situation that workers suck the burrs and the metal powder into the lungs carelessly is effectively avoided, the health of the workers is guaranteed, and the device is more user-friendly.

Description

Technical Field

[0001] The utility model relates to the technical field of valve piston shaft sleeve grinding, in particular to a valve piston shaft sleeve grinding device. Background Art

[0002] The valve piston shaft sleeve is an important part of the piston valve. After the valve piston shaft sleeve is produced by the machine tool, it is necessary to use a grinding device to grind the valve piston shaft sleeve to remove the excess burrs on the outside of the valve piston shaft sleeve to prevent the burrs from affecting the normal use of the valve piston shaft sleeve;

[0003] After long-term use, the grinding disc in the existing grinding device will be damaged to a certain extent. If it is replaced, it will cause waste. If it is not replaced, when the grinding disc is used to grind the outer wall of the piston shaft sleeve, the surface of the piston shaft sleeve cannot be polished properly, and the piston shaft sleeve needs to be polished multiple times, resulting in low work efficiency and extended working time.

[0004] For example, the Chinese authorized patent with the announcement number CN 218874780 U (a piston shaft sleeve grinding device): by installing a fine grinding disc and a coarse grinding disc on one side of the rotating shaft in the grinding assembly, after grinding with the coarse grinding disc, further grinding with the fine grinding disc, the piston shaft sleeve is simultaneously ground by the coarse grinding disc and the fine grinding disc, the working efficiency of the grinding device is improved, and the grinding effect of the piston shaft sleeve is improved at the same time. This technical solution solves the above-mentioned problems;

[0005] However, the technical solution of the utility model still has some technical problems. When the piston shaft sleeve grinding device is in use, the burrs and metal powders polished off will splash around under the action of the grinding disc. If the staff accidentally inhale these burrs and metal powders into the lungs, it will have a great impact on the health of the staff.

[0006] Therefore, a valve piston shaft sleeve grinding device is proposed. Utility Model Content

[0007] The purpose of the utility model is to provide a valve piston shaft sleeve grinding device to solve the problem that the burrs and metal powders polished off by the piston shaft sleeve grinding device proposed in the above-mentioned background technology will splash around under the action of the grinding disc when in use, and the staff may accidentally inhale these burrs and metal powders into the lungs, which will have a great impact on the health of the staff.

[0008] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a valve piston shaft sleeve grinding device, comprising a working platform:

[0009] A mounting back plate is arranged at the rear end of the upper end surface of the working platform, a grinding support bracket is installed on the upper end surface of the mounting back plate, the grinding support bracket is fixedly connected to the mounting back plate, a telescopic hydraulic rod is fixedly installed on the upper end of the grinding support bracket, a mounting bracket is fixedly installed on the telescopic end of the telescopic hydraulic rod, a mesh grinding piece is installed on the lower end of the mounting bracket, the mesh grinding piece is rotatably connected to the mounting bracket through a bearing, and a grinding sheet is arranged inside the mesh grinding piece;

[0010] A bearing platform is arranged on one side of the front end surface of the grinding support bracket, a recovery box is installed on the upper end of the bearing platform, the recovery box is fixedly connected to the bearing platform, a recovery pipe is installed on the upper end of the recovery box, the recovery pipe is fixedly connected to the recovery box, a collecting rotating bracket is installed at one end of the recovery pipe, the collecting rotating bracket is fixedly connected to the recovery pipe, and the collecting rotating bracket is rotatably connected to the mounting bracket and the mesh grinding piece through bearings.

[0011] Preferably, a rotating disk is installed inside the upper end of the working platform, the rotating disk is rotatably connected to the working platform via a slot, and a spring clamping bracket is installed on the upper end of the rotating disk.

[0012] Preferably, a positioning shaft is installed on the upper end of the rotating disk, and the positioning shaft is fixedly connected to the rotating disk.

[0013] Preferably, an air suction fan is installed at the lower end of the carrying platform, the air suction fan is fixedly connected to the carrying platform, and the air inlet end of the air suction fan is connected to the lower end of the recovery box through a pipeline.

[0014] Preferably, a control box is installed on the other side of the front end surface of the polishing support bracket, and the control box is fixedly connected to the polishing support bracket.

[0015] Preferably, a grinding motor is installed inside the mounting bracket, the grinding motor is fixedly connected to the mounting bracket, and the grinding motor is connected to the mesh grinding member via a coupling.

[0016] Preferably, a filter screen is installed inside the recycling box, and the filter screen is fixedly connected to the recycling box.

[0017] Preferably, the lower end surface of the collecting rotating bracket is provided with a waste suction hole, and the waste suction holes are provided in plurality.

[0018] Compared with the prior art, the beneficial effects of the utility model are:

[0019] 1. The utility model can quickly grind off the burrs on the outside of the valve piston shaft sleeve by installing a mesh grinding piece so that it can cooperate with the grinding sheet. The burrs and metal powders that are ground off will be thrown out through the holes on the outside of the mesh grinding piece, which is convenient for the device to centrally process the burrs and metal powders and enhance the use effect of the device. The installation of a collection rotating bracket can prevent the burrs and metal powders from splashing to the outside, realize the collection of burrs and metal powders, and facilitate the suction fan to suck the burrs and metal powders into the recycling box, effectively preventing the staff from accidentally inhaling these burrs and metal powders into the lungs, ensuring the health of the staff and making the device more humane;

[0020] 2. The utility model can facilitate the staff to load and unload the device by installing a rotating disk, thereby enhancing the flexibility of the device. A positioning shaft rod is installed on the upper end of the rotating disk. Installing the positioning shaft rod can quickly position the valve piston shaft sleeve, making the device more convenient to use. The waste suction hole is provided to facilitate the suction fan to suck away the burrs and metal powder on the upper end of the rotating disk, so that the upper end of the device is kept clean, thereby enhancing the use effect of the device. The waste suction hole is provided to facilitate the suction fan to suck away the burrs and metal powder on the upper end of the rotating disk, so that the upper end of the device is kept clean, thereby enhancing the use effect of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 This is a three-dimensional stereogram of a valve piston shaft sleeve grinding device of the utility model;

[0022] Figure 2 This is a diagram showing the connection between the recycling box and the filter screen of the utility model;

[0023] Figure 3 This is a position distribution diagram of the waste suction holes at the upper end of the collecting rotating bracket of the utility model;

[0024] Figure 4 This is a diagram showing the connection relationship between the working platform and the rotating disk of the utility model.

[0025] In the figure: 1. Working platform; 2. Installing back plate; 3. Grinding support bracket; 4. Telescopic hydraulic rod; 5. Mounting bracket; 6. Grinding motor; 7. Collecting rotating bracket; 8. Carrying platform; 9. Recycling box; 10. Recycling pipe; 11. Suction fan; 12. Rotating disk; 13. Spring clamping bracket; 14. Positioning shaft rod; 15. Control box; 16. Waste suction hole; 17. Mesh grinding piece; 18. Grinding sheet; 19. Filter. DETAILED DESCRIPTION

[0026] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0027] See also Figure 1-4 The utility model provides an embodiment: a valve piston shaft sleeve grinding device, including a working platform 1:

[0028] The back plate 2 is installed, which is arranged at the rear end of the upper end surface of the working platform 1. A grinding support bracket 3 is installed on the upper end surface of the back plate 2. The grinding support bracket 3 is fixedly connected to the back plate 2. A telescopic hydraulic rod 4 is fixedly installed on the upper end of the grinding support bracket 3. A mounting bracket 5 is fixedly installed on the telescopic end of the telescopic hydraulic rod 4. A mesh grinding piece 17 is installed on the lower end of the mounting bracket 5. The mesh grinding piece 17 is installed so that it can cooperate with the grinding sheet 18 to quickly grind off the burrs on the outside of the valve piston shaft sleeve. The burrs and metal powders that are grinded off will be thrown out through the holes on the outside of the mesh grinding piece 17, which is convenient for the device to centrally process the burrs and metal powders and enhance the use effect of the device. The mesh grinding piece 17 is rotatably connected to the mounting bracket 5 through a bearing, and a grinding sheet 18 is arranged inside the mesh grinding piece 17;

[0029] The bearing platform 8 is arranged on one side of the front end surface of the grinding support bracket 3. A recycling box 9 is installed on the upper end of the bearing platform 8, and the recycling box 9 is fixedly connected to the bearing platform 8. A recycling pipe 10 is installed on the upper end of the recycling box 9, and the recycling pipe 10 is fixedly connected to the recycling box 9. A collecting rotating bracket 7 is installed at one end of the recycling pipe 10. Installing the collecting rotating bracket 7 can prevent burrs and metal powders from splashing to the outside, realize the collection of burrs and metal powders, and facilitate the suction fan 11 to suck the burrs and metal powders into the recycling box 9, effectively preventing the staff from accidentally inhaling these burrs and metal powders into the lungs, ensuring the health of the staff and making the device more humane. The collecting rotating bracket 7 is fixedly connected to the recycling pipe 10, and the collecting rotating bracket 7 is rotatably connected to the mounting bracket 5 and the mesh grinding member 17 through bearings.

[0030] See also Figure 1 , Figure 2 , Figure 3 and Figure 4A rotating disk 12 is installed inside the upper end of the working platform 1. The rotating disk 12 is rotatably connected to the working platform 1 through a slot. A spring clamping bracket 13 is installed on the upper end of the rotating disk 12. Installing the rotating disk 12 can facilitate the staff to load and unload the device and enhance the flexibility of the device. A positioning shaft rod 14 is installed on the upper end of the rotating disk 12. Installing the positioning shaft rod 14 can quickly position the valve piston shaft sleeve, making the device more convenient to use. The positioning shaft rod 14 is fixedly connected to the rotating disk 12. An air suction fan 11 is installed at the lower end of the carrying platform 8. The air suction fan 11 is fixedly connected to the carrying platform 8, and the air inlet end of the air suction fan 11 is connected to the lower end of the recovery box 9. A control box 15 is installed on the other side of the front end face of the grinding support bracket 3 through a pipeline connection, and the control box 15 is fixedly connected to the grinding support bracket 3. A grinding motor 6 is installed inside the mounting bracket 5, and the grinding motor 6 is fixedly connected to the mounting bracket 5. The grinding motor 6 is connected to the mesh grinding member 17 through a coupling, and a filter screen 19 is installed inside the recycling box 9, and the filter screen 19 is fixedly connected to the recycling box 9. A waste suction hole 16 is provided on the lower end face of the collecting rotating bracket 7. The waste suction hole 16 can facilitate the suction fan 11 to suck away the burrs and metal powder on the upper end of the rotating disk 12, so that the upper end of the device remains clean and the use effect of the device is enhanced. A plurality of waste suction holes 16 are provided.

[0031] Working principle: When in use, the staff puts the valve piston shaft sleeve on the upper end of the positioning shaft rod 14, so that the spring clamping bracket 13 clamps the valve piston shaft sleeve, and then the staff rotates the rotating disk 12 to move the valve piston shaft sleeve to the bottom of the collecting rotating bracket 7, and then the telescopic hydraulic rod 4 is extended, and at the same time the grinding motor 6 drives the mesh grinding piece 17 to rotate, so that the mesh grinding piece 17 grinds the valve piston shaft sleeve from top to bottom, and the burrs and metal powders polished off will pass through the mesh grinding. The holes on the outside of the part 17 are thrown into the collection rotating bracket 7. At this time, the suction fan 11 works, so that the burrs are sucked into the collection box 9 with the air flow, and the grinding work on the upper part of the valve piston shaft sleeve can be completed. Similarly, the staff can turn the valve piston shaft sleeve upside down and grind it again. The mesh grinding part 17 is installed in this device so that it can cooperate with the grinding sheet 18 to quickly grind off the burrs on the outside of the valve piston shaft sleeve. The burrs and metal powders that are ground off will be thrown out through the holes on the outside of the mesh grinding part 17, so The device can centrally process burrs and metal powders, thereby enhancing the use effect of the device. Installing a collection rotating bracket 7 can prevent burrs and metal powders from splashing to the outside, thereby collecting burrs and metal powders, and facilitating the suction fan 11 to suck burrs and metal powders into the recovery box 9, effectively preventing the staff from accidentally inhaling these burrs and metal powders into the lungs, ensuring the health of the staff and making the device more humane. Installing a rotating disk 12 can facilitate the staff to load and unload the device, thereby enhancing the flexibility of the device. A positioning shaft rod 14 is installed at the upper end of the rotating disk 12. Installing the positioning shaft rod 14 can quickly position the valve piston shaft sleeve, thereby making the device more convenient to use. Setting a waste suction hole 16 can facilitate the suction fan 11 to suck away the burrs and metal powders on the upper end of the rotating disk 12, thereby keeping the upper end of the device clean, thereby enhancing the use effect of the device. Setting a waste suction hole 16 can facilitate the suction fan 11 to suck away the burrs and metal powders on the upper end of the rotating disk 12, thereby keeping the upper end of the device clean, thereby enhancing the use effect of the device.

[0032] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A valve piston shaft sleeve grinding device, comprising a working platform (1), characterized in that: A mounting back plate (2) is arranged at the rear end of the upper end surface of the working platform (1); a grinding support bracket (3) is mounted on the upper end surface of the mounting back plate (2); the grinding support bracket (3) is fixedly connected to the mounting back plate (2); a telescopic hydraulic rod (4) is fixedly mounted on the upper end of the grinding support bracket (3); a mounting bracket (5) is fixedly mounted on the telescopic end of the telescopic hydraulic rod (4); a mesh grinding piece (17) is mounted on the lower end of the mounting bracket (5); the mesh grinding piece (17) is rotatably connected to the mounting bracket (5) via a bearing; a grinding sheet (18) is arranged inside the mesh grinding piece (17); A bearing platform (8) is arranged on one side of the front end surface of the grinding support bracket (3); a recovery box (9) is installed at the upper end of the bearing platform (8); the recovery box (9) is fixedly connected to the bearing platform (8); a recovery pipe (10) is installed at the upper end of the recovery box (9); the recovery pipe (10) is fixedly connected to the recovery box (9); a collecting rotating bracket (7) is installed at one end of the recovery pipe (10); the collecting rotating bracket (7) is fixedly connected to the recovery pipe (10); the collecting rotating bracket (7) is rotatably connected to the mounting bracket (5) and the mesh grinding member (17) via bearings.

2. A valve piston shaft sleeve grinding device according to claim 1, characterized in that: A rotating disk (12) is installed inside the upper end of the working platform (1); the rotating disk (12) is rotatably connected to the working platform (1) via a slot; and a spring clamping bracket (13) is installed at the upper end of the rotating disk (12).

3. A valve piston shaft sleeve grinding device according to claim 2, characterized in that: A positioning shaft rod (14) is mounted on the upper end of the rotating disk (12), and the positioning shaft rod (14) is fixedly connected to the rotating disk (12).

4. A valve piston shaft sleeve grinding device according to claim 1, characterized in that: An air suction fan (11) is installed at the lower end of the carrying platform (8), the air suction fan (11) is fixedly connected to the carrying platform (8), and the air inlet end of the air suction fan (11) is connected to the lower end of the recovery box (9) through a pipeline.

5. The valve piston shaft sleeve grinding device according to claim 1, characterized in that: A control box (15) is installed on the other side of the front end surface of the polishing support bracket (3), and the control box (15) is fixedly connected to the polishing support bracket (3).

6. A valve piston shaft sleeve grinding device according to claim 1, characterized in that: A grinding motor (6) is installed inside the mounting bracket (5); the grinding motor (6) is fixedly connected to the mounting bracket (5); and the grinding motor (6) is connected to the mesh grinding member (17) via a coupling.

7. A valve piston shaft sleeve grinding device according to claim 1, characterized in that: A filter screen (19) is installed inside the recovery box (9), and the filter screen (19) is fixedly connected to the recovery box (9).

8. The valve piston shaft sleeve grinding device according to claim 1, characterized in that: The lower end surface of the collecting rotating bracket (7) is provided with a waste suction hole (16), and a plurality of the waste suction holes (16) are provided.

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